CN209616349U

CN209616349U - A kind of 3D printer ejecting device of fast demountable

Info

Publication number: CN209616349U
Application number: CN201920279949.8U
Authority: CN
Inventors: 马宗明
Original assignee: Ningxia Fast Union Technology Co Ltd
Current assignee: Ningxia Fast Union Technology Co Ltd
Priority date: 2019-03-06
Filing date: 2019-03-06
Publication date: 2019-11-12
Anticipated expiration: 2029-03-06

Abstract

The utility model discloses a kind of 3D printer ejecting devices of fast demountable, including substrate, the top of the substrate, which is run through, mounting hole, and the inside hollow out of the substrate, the two sides of the substrate, which are run through, tie down screw, the 3D printer ejecting device of this kind of fast demountable, substrate is connected by staff with 3D printer, then 3D printer operation material is entered in charge pipe by feed inlet, under the action of collecting plate, the excessively high temperature of material is absorbed, then hot-air is extracted out by air-introduced machine, then motor and heating plate are opened, motor rotates drive shaft by transmission belt, drive shaft drives heating plate rotation, heat material soaking, prevent the too low agglomeration of its temperature, heating plate is in " helical form " simultaneously, under the action of drive shaft, material can be pushed, make the uniform blanking of material, To prevent material blanking uneven, the convenient regulation to material improves accuracy.

Description

A kind of 3D printer ejecting device of fast demountable

Technical field

The utility model relates to 3D printer spray head technical field, the 3D printer spray head of specially a kind of fast demountable Device.

Background technique

3D printer (3DPrinters) referred to as (3DP) is one kind of inventor's design of an entitled En Likedini Magical printer, " can not only print " building and completely build, it might even be possible to appoint in spaceship to astronaut's printing The shape of article needed for what.But 3D printing come out be object model, the function of object cannot be printed, now it is common Desktop grade 3D printer mainly use FDM mode, based on the thermoplastics such as PLA, ABS, by heating nozzle will The mode that the material melts such as PLA, ABS squeeze out continues to print.

Existing fast demountable 3D printer spray head is the outer wall installation heater in feed pipe, this kind of mode is to pipe The heating of interior material is not uniform enough, influences the toughness of material, will affect the effect of printer model, and existing 3D printer sprays Head it is poor to the spraying uniformity of material, can not hold spray material number, poor accuracy influences the shape of model, works as simultaneously Temperature of charge is excessively high after material enters charge pipe, and heat dissipation effect is poor, and excessive temperature can damage spray head.

Utility model content

The purpose of this utility model is to provide a kind of 3D printer ejecting devices of fast demountable, to solve above-mentioned back It is proposed that heater is located at charging pipe outer wall in scape technology, the amount for spraying material can not be held by heating not uniform enough spray head, accurately Property is poor, influences the problem of modelling effect and spray head heat dissipation effect difference.

To achieve the above object, the utility model provides the following technical solutions: a kind of 3D printer spray of fast demountable Head device, including substrate, the top of the substrate, which is run through, mounting hole, and the inside hollow out of the substrate, and the two of the substrate Side has been equipped with charge pipe, the inner upper of the charge pipe is connected with through there is tie down screw among the bottom of the substrate Feed inlet, the two sides of the charge pipe are fixedly arranged above heat dissipation bellows, and the interior side of the heat dissipation bellows is equipped with air-introduced machine, The inside other side of the heat dissipation bellows is horizontally arranged with multiple collecting plates, and the collecting plate is closely connect with charge pipe, institute It states and is respectively fixed with thermal insulation board and supporting plate among the two sides of charge pipe, motor, the charge pipe are installed at the top of the supporting plate Inside casing is installed, described sleeve pipe is internally connected with drive shaft, and the output end of the motor by transmission belt and drives Moving axis is connected, and the outer surface of the drive shaft is provided with heating plate, and the down either side of the charge pipe is provided with insulating layer, and The insulating layer is socketed on the outer surface of charge pipe, and the bottom of the charge pipe is connected with nozzle.

Preferably, the heating plate is in " helical form ", and it binds with drive shaft and fixes.

Preferably, the collecting plate is provided with multiple, and multiple collecting plates are parallel to each other.

Preferably, the top diameter of the feed inlet is greater than its base diameter, and it runs through substrate.

Preferably, the heat dissipation bellows run through far from the side of charge pipe thermovent, and the top of the heat dissipation bellows Multiple holes are distributed with bottom.

Preferably, the tie down screw is threadedly coupled with substrate, and two tie down screws are with the central axes of substrate Center symmetric setting.

Compared with prior art, the utility model has the beneficial effects that the 3D printer cartridge nozzle of this kind of fast demountable It sets, is provided with heating plate, casing, transmission belt, motor, supporting plate, drive shaft, cooling fan, air-introduced machine, collecting plate and thermovent, When in use, substrate is connected by staff with 3D printer, is inserted into the connector of 3D printer in mounting hole, then makes User rotates tie down screw, and tie down screw is made to be inserted into connector, to fix with 3D printer, then 3D printer operates material Entered in charge pipe by feed inlet, under the action of collecting plate, the excessively high temperature of material is absorbed, it then will by air-introduced machine Hot-air extraction, then opening motor and heating plate, motor rotates drive shaft by transmission belt, and drive shaft drives heating plate rotation Turn, heat material soaking, prevents the too low agglomeration of its temperature, while heating plate can under the action of drive shaft in " helical form " To push to material, make the uniform blanking of material, to prevent material blanking uneven, the convenient regulation to material is improved Accuracy, under the action of insulating layer, it is possible to reduce the loss of heat solves heater and is located at charging pipe outer wall, and heating is not Enough uniform spray heads can not hold the amount for spraying material, and poor accuracy influences the problem of modelling effect and spray head heat dissipation effect difference.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model heat dissipation bellows the schematic diagram of the section structure；

Fig. 3 is the utility model substrate partial structural diagram；

Fig. 4 is the utility model heating plate partial structural diagram.

In figure: 1, substrate；2, mounting hole；3, tie down screw；4, feed inlet；5, radiate bellows；6, motor；7, thermal insulation board； 8, casing；9, transmission belt；10, supporting plate；11, heating plate；12, drive shaft；13, charge pipe；14, nozzle；15, insulating layer；16, draw Blower；17, thermovent；18, collecting plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connects " installation " Connect ", " fixation ", " socket ", etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integral；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary It is connected, can be the connection inside two elements or the interaction relationship of two elements, for the ordinary skill people of this field For member, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In the utility model: the model SP-005 of heating plate, the model CBF of air-introduced machine.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of 3D printer cartridge nozzle of fast demountable Set, including substrate 1, mounting hole 2, tie down screw 3, feed inlet 4, heat dissipation bellows 5, motor 6, thermal insulation board 7, casing 8, transmission belt 9, Supporting plate 10, heating plate 11, drive shaft 12, charge pipe 13, nozzle 14, insulating layer 15, air-introduced machine 16, thermovent 17 and collecting plate 18, through having mounting hole 2, and the inside hollow out of the substrate 1, the two sides of the substrate 1, which are run through, lock at the top of the substrate 1 Tight screw rod 3 has been equipped with charge pipe 13 among the bottom of the substrate 1, and the inner upper of the charge pipe 13 is connected with charging Mouth 4, the two sides of the charge pipe 13 are fixedly arranged above heat dissipation bellows 5, and the interior side of the heat dissipation bellows 5 is equipped with air-introduced machine 16, the inside other side of the heat dissipation bellows 5 is horizontally arranged with multiple collecting plates 18, and the collecting plate 18 and charge pipe 13 are tight Close connection is respectively fixed with thermal insulation board 7 and supporting plate 10 among the two sides of the charge pipe 13, and the top of the supporting plate 10 is equipped with Motor 6, the inside of the charge pipe 13 are equipped with casing 8, and described sleeve pipe 8 is internally connected with drive shaft 12, and the motor 6 Output end be connected with drive shaft 12 by transmission belt 9, the outer surface of the drive shaft 12 is provided with heating plate 11, described to add The down either side of expects pipe 13 is provided with insulating layer 15, and the insulating layer 15 is socketed on the outer surface of charge pipe 13, the charging The bottom of pipe 13 is connected with nozzle 14, under the action of insulating layer 15, it is possible to reduce the loss of material heat improves the equal of material Even property, prevents its agglomeration.

Please refer to Fig. 1, Fig. 2 and Fig. 4, the heating plate 11 is in " helical form ", and itself and the bonding of drive shaft 12 are fixed, can be with Material is heated, prevents its temperature from crossing low coagulation, improves the mobility of material, while can accurately manipulate the more of material It is few, improve accuracy, the collecting plate 18 is provided with multiple, and multiple collecting plates 18 are parallel to each other, can be to high temperature substrate The waste heat of material is collected, and improves the sales volume of heat dissipation.

Fig. 1-3 is please referred to, the top diameter of the feed inlet 4 is greater than its base diameter, and it runs through substrate 1, convenient molten Melt material entrance, avoid material unrestrained, the heat dissipation bellows 5 run through far from the side of charge pipe 13 thermovent 17, and described Multiple holes are distributed in the top and bottom of heat dissipation bellows 5, hot-air can be extracted out, improve the radiating efficiency of the position, make Components work at a suitable temperature, improve its service life.

Fig. 1 and Fig. 3 are please referred to, the tie down screw 3 is threadedly coupled with substrate 1, and two tie down screws 3 are with substrate It is symmetrical arranged centered on 1 central axes, facilitates the installation and removal of printer head, staff is facilitated to repair.

Working principle: when in use, substrate 1 is connected by staff with 3D printer, makes the connector of 3D printer It is inserted into mounting hole 2, then user rotates tie down screw 3, so that tie down screw 3 is inserted into connector, thus solid with 3D printer Fixed, then 3D printer operation material is entered in charge pipe 13 by feed inlet 4, under the action of collecting plate 18, by material mistake High temperature absorbs, and is then extracted out hot-air by air-introduced machine 16, to make components work at a suitable temperature, then Motor 6 and heating plate 11 are opened, motor 6 rotates drive shaft 12 by transmission belt 9, and drive shaft 12 drives heating plate 11 to rotate, Material soaking is heated, prevents the too low agglomeration of its temperature, while heating plate 11 is in " helical form ", under the action of drive shaft 12, Material can be pushed, insulating layer 15 can keep the temperature material, prevent low-temperature material from condensing, to keep material uniform It moves down, is sprayed by nozzle 14, form model.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of 3D printer ejecting device of fast demountable, including substrate (1), it is characterised in that: the top of the substrate (1) Portion, which is run through, to be had mounting hole (2), and the inside hollow out of the substrate (1), and the two sides of the substrate (1), which are run through, tie down screw (3), It has been equipped with charge pipe (13) among the bottom of the substrate (1), the inner upper of the charge pipe (13) is connected with feed inlet (4), the two sides of the charge pipe (13) are fixedly arranged above heat dissipation bellows (5), and the interior side of heat dissipation bellows (5) is equipped with The inside other side of air-introduced machine (16), heat dissipation bellows (5) is horizontally arranged with multiple collecting plates (18), and the collecting plate (18) it is closely connect with charge pipe (13), is respectively fixed with thermal insulation board (7) and supporting plate among the two sides of the charge pipe (13) (10), it is equipped with motor (6) at the top of the supporting plate (10), the inside of the charge pipe (13) is equipped with casing (8), the set Pipe (8) is internally connected with drive shaft (12), and the output end of the motor (6) passes through transmission belt (9) and drive shaft (12) phase Connection, the outer surface of the drive shaft (12) are provided with heating plate (11), and the down either side of the charge pipe (13) is provided with guarantor Warm layer (15), and the insulating layer (15) is socketed on the outer surface of charge pipe (13), the bottom of the charge pipe (13) is connected with Nozzle (14).

2. a kind of 3D printer ejecting device of fast demountable according to claim 1, it is characterised in that: the heating Plate (11) is in " helical form ", and it binds with drive shaft (12) and fixes.

3. a kind of 3D printer ejecting device of fast demountable according to claim 1, it is characterised in that: the thermal-arrest Plate (18) is provided with multiple, and multiple collecting plates (18) are parallel to each other.

4. a kind of 3D printer ejecting device of fast demountable according to claim 1, it is characterised in that: the charging The top diameter of mouth (4) is greater than its base diameter, and it runs through substrate (1).

5. a kind of 3D printer ejecting device of fast demountable according to claim 1, it is characterised in that: the heat dissipation Bellows (5) run through far from the side of charge pipe (13) to be had thermovent (17), and the top and bottom distribution of heat dissipation bellows (5) There are multiple holes.

6. a kind of 3D printer ejecting device of fast demountable according to claim 1, it is characterised in that: the locking Screw rod (3) is threadedly coupled with substrate (1), and two tie down screws (3) are symmetrically set centered on the central axes of substrate (1) It sets.