CN216683371U

CN216683371U - 3D printing module and 3D printer

Info

Publication number: CN216683371U
Application number: CN202121979534.5U
Authority: CN
Inventors: 陈正鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-22
Filing date: 2021-08-22
Publication date: 2022-06-07
Anticipated expiration: 2031-08-22

Abstract

The utility model provides a 3D printer, and relates to the technical field of 3D printing. The printing device comprises a 3D printing module and a printing underframe, wherein a printing bottom plate is arranged on the printing underframe, two adjusting components are symmetrically arranged at the edge of the printing underframe, a sliding component is arranged between the two adjusting components, and the sliding component is connected with at least one 3D printing module; the 3D printing module is applied to the 3D printer and comprises a module support, wherein the module support comprises a main board, a first side board and a second side board which are integrally formed, the main board is provided with a heat dissipation port, the heat dissipation port is connected with a printing head cooling fan, an electromagnet is arranged above the printing head cooling fan and can be in magnetic suction connection with a sliding assembly, a printing head is fixedly arranged on the inner side of the main board, the first side board is provided with a cooling port, the cooling port is connected with a module cooling fan, a heat dissipation seat is arranged below the module cooling fan, and an air channel is formed in the heat dissipation seat; all have the flexibility of use high, the radiating effect is good, the comparatively low characteristics of manufacturing cost.

Description

3D printing module and 3D printer

Technical Field

The utility model relates to the technical field of 3D printing, in particular to a 3D printing module and a 3D printer.

Background

3D printing (3DP), one of the rapid prototyping technologies, is a technology that constructs an object by printing layer by layer using an adhesive material such as powdered metal or plastic 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 (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields. The 3D printing technology is also called three-dimensional printing technology, is an accumulative manufacturing technology, has the characteristics of rapid forming, and the 3D printer mainly comprises a rack, a printing platform, a 3D printing head, XYZ axes and a control system, wherein in the printing process, the control system controls the 3D printing head to move along the XY axes to realize the printing of one layer, and the control system controls the printing platform to move along the Z axes to realize the printing of the layer by layer. The 3D printing head comprises a heating block and a nozzle, printing consumables enter the heating block and then melt, and the consumables are ejected by the nozzle and are driven by the nozzle to print a formed model.

In the existing 3D printing technology, the defects of single use function, high printing cost and printing heat are also existed, so the existing technology is still to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a 3D printing module which can provide a solution for the defects of the prior art and has the characteristics of high flexibility in use, good heat dissipation effect and low manufacturing cost.

Another object of the present invention is to provide a 3D printer, which can provide a solution to the deficiencies of the prior art, having the same features.

The embodiment of the utility model is realized by the following steps:

in a first aspect, the present embodiment provides a 3D printing module, comprising a module support, the module support comprising a main board, a first side board and a second side board which are integrally formed, the main board is provided with a heat dissipation port, the heat dissipation port is connected with a printing head heat dissipation fan, an electromagnet is arranged above the printing head heat dissipation fan, a first heat dissipation frame is fixedly arranged on the inner side of the main board, the first heat dissipation frame is detachably connected with a printing head, the first side plate is provided with a cooling port which is connected with a module cooling fan, a heat dissipation seat is arranged below the module cooling fan, an air duct is arranged in the heat dissipation seat, one end of the air duct is communicated with the module cooling fan, the other end of the air duct is arranged corresponding to the discharge hole of the printing head, the second side plate is provided with a connecting hole, and the second side plate is connected with a driven sliding block through the connecting hole.

Further, in some embodiments of the utility model, the aforesaid is beaten printer head and is included feedstock channel, the feed inlet has been seted up on feedstock channel's top, the feed inlet can be dismantled and be connected with the mounting, the feed inlet can dismantle through the mounting connect in first heat dissipation frame, feedstock channel encircles and is provided with the cooling tube.

Further, in some embodiments of the utility model, above-mentioned feedstock channel lower extreme is provided with the second heat dissipation frame, the second heat dissipation frame with the inboard fixed connection of mainboard, the feedstock channel bottom is provided with print nozzle, print nozzle runs through the second heat dissipation frame.

Further, in some embodiments of the utility model, the air intake has been seted up at the wind channel top of above-mentioned heat dissipation seat, the air intake with module cooling fan intercommunication, two air outlets have been seted up to the wind channel bottom, the air outlet with print nozzle's position corresponds, the air outlet still is provided with the wind side baffle.

Further, in some embodiments of the utility model, above-mentioned module support top can be dismantled and be provided with the overhead gage, the logical material hole has been seted up to the overhead gage, lead to the material hole with the feed inlet cooperation, the offside of mainboard is provided with the heat dissipation guard plate, a plurality of heat dissipation ventilation holes have been seted up on the heat dissipation guard plate.

In a second aspect, this embodiment still provides a 3D printer, including a plurality of foretell 3D print module, still including printing the chassis, it is provided with the printing bottom plate to print on the chassis, the edge symmetry of printing the chassis is provided with two adjusting part, is provided with the slip subassembly between two adjusting part, the slip subassembly with at least one the 3D print module is connected.

Further, in some embodiments of the utility model, above-mentioned adjusting part includes the regulation post, it is provided with vertical motor to adjust the capital portion, vertical motor is connected with the lead screw, lead screw through connection has sliding assembly's tip.

Further, in some embodiments of the utility model, above-mentioned sliding component includes the support frame, the one end of the top of support frame is provided with horizontal motor, the other end of support frame is provided with pulley portion, pulley portion and horizontal motor pass through the hold-in range and connect each other, be provided with the initiative slider on the hold-in range, the initiative slider is provided with the metal sheet, the metal sheet with the connection is inhaled to the electro-magnet magnetism of module support.

Further, in some embodiments of the utility model, the both ends of above-mentioned support frame below are provided with the fixed strip, the both ends of fixed strip are provided with the ball lockpin, the fixed orifices of being connected can be dismantled with the ball lockpin is seted up to second curb plate below, the other flitch of scraping that still is provided with of fixed strip, the support frame side is provided with the screens strip, the screens strip with driven slider cooperation is connected.

Further, in some embodiments of the utility model, be provided with the gib block on the above-mentioned regulation post and set up the regulation hole on the gib block, the gib block with set up the regulation hole on the gib block all with the tip cooperation of support frame is connected.

The embodiment of the utility model at least has the following advantages or beneficial effects:

the method has the advantages that the effect is one, and the use flexibility is high; the printing module group of the utility model realizes the heat dissipation of the printing head by arranging the printing head heat dissipation fan and the module group cooling fan, and can cool and dissipate the whole printing module group, thereby being capable of being used in a larger heat bearing range and improving the use applicability of the printing module group. Simultaneously, the connecting hole has been seted up to the second curb plate, the second curb plate passes through the connecting hole is connected with driven slider, furtherly, the support frame side is provided with the screens strip, the screens strip with driven slider cooperation is connected, is connected through driven slider and the connecting hole of different positions, realizes the position height change of driven slider itself, and then drives whole print module's height and adjusts, realizes more suitability. The printer comprises a plurality of 3D printing modules and a printing underframe, wherein the printing underframe is provided with a printing bottom plate, the edge of the printing underframe is symmetrically provided with two adjusting components, a sliding component is arranged between the two adjusting components, and the sliding component is connected with at least one 3D printing module; further, the sliding assembly comprises a support frame, a horizontal motor is arranged at one end above the support frame, a pulley part is arranged at the other end of the support frame, the pulley part and the horizontal motor are connected with each other through a synchronous belt, an active sliding block is arranged on the synchronous belt, a metal plate is arranged on the active sliding block, and the metal plate is magnetically attracted with an electromagnet of the module bracket; when the magnetic attraction type three-dimensional printing model is used specifically, a single 3D printing model can be completed by magnetically attracting and connecting any one 3D printing module according to actual conditions; the 3D printing modules can be connected in a magnetic attraction mode at the same time, so that multiple models can be printed at the same time, multiple printing finished products can be copied synchronously, and the printing efficiency is improved; the sliding assembly and the plurality of 3D printing modules can be freely switched and combined, so that parts with different consumable raw materials and different colors can be printed on the same model, multi-part printing of a printed finished product is completed, and printing of an integral model is completed; therefore, the sliding assembly is flexibly connected with the 3D printing module, and 3D printing under various conditions can be completed by matching with the adjusting assembly, so that the flexibility of use of the utility model is improved, and the utility model is suitable for various actual printing requirements.

The effect is two, and the heat dissipation effect is good; according to the technical scheme, the module support is arranged and comprises an integrally formed main board, a first side board and a second side board, the main board is provided with a heat dissipation opening, the heat dissipation opening is connected with a printing head cooling fan, an electromagnet is arranged above the printing head cooling fan, a first heat dissipation frame is fixedly arranged on the inner side of the main board, the first heat dissipation frame is detachably connected with a printing head, the first side board is provided with a cooling opening, the cooling opening is connected with a module cooling fan, a heat dissipation seat is arranged below the module cooling fan, an air channel is formed in the heat dissipation seat, one end of the air channel is communicated with the module cooling fan, and the other end of the air channel is arranged corresponding to a discharge port of the printing head; the heat dissipation of the printing head is realized through the heat dissipation fan of the printing head, and meanwhile, the whole module is cooled through the module cooling fan, so that double heat dissipation and cooling can be realized, and the heat dissipation effect in the printing process is improved. Further, above-mentioned printer head includes feedstock channel, the feed inlet has been seted up on feedstock channel's top, the feed inlet can be dismantled and be connected with the mounting, the feed inlet can dismantle through the mounting connect in first heat dissipation frame, feedstock channel encircles and is provided with the cooling tube. The radiating pipe is arranged on the feeding channel, so that the radiating effect of the printing head is further improved; simultaneously, still utilize the offside of mainboard to be provided with the heat dissipation guard plate, set up a plurality of heat dissipation ventilation holes on the heat dissipation guard plate, increase air flow channel for inside air cycle improves the cooling radiating effect.

The effect is three, the manufacturing cost is low; the utility model adopts the technical scheme that the printing device comprises a plurality of 3D printing modules and a printing underframe, wherein a printing bottom plate is arranged on the printing underframe, two adjusting components are symmetrically arranged at the edge of the printing underframe, a sliding component is arranged between the two adjusting components and is connected with at least one 3D printing module, the interior of the device adopts a plurality of motors to realize adaptive adjustment, other large-scale mechanical equipment or complex mechanical equipment is not adopted, compared with the prior art that mechanical arms of robots are mostly adopted, the electric equipment has more control loops, mutually crossed control authorities and more complex mechanical structures, the structure adopted by the utility model is less, the manufacturing cost and difficulty are not high, the purchasing cost is not high, and the technical scheme reproduced by the technical personnel in the field has no difficulty in understanding, so the manufacturing cost is lower.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an overall schematic view of a 3D printing module according to an embodiment of the present invention;

fig. 2 is a schematic view of another angle of the 3D printing module according to the embodiment of the utility model;

fig. 3 is an internal schematic view of a 3D printing module according to an embodiment of the utility model;

FIG. 4 is a schematic view of a module support according to an embodiment of the present invention;

FIG. 5 is a schematic view of a wind square baffle according to an embodiment of the present invention;

FIG. 6 is a schematic view of a heat sink according to an embodiment of the present invention;

FIG. 7 is a bottom view of a heat sink in accordance with an embodiment of the present invention;

FIG. 8 is a schematic overall view of a 3D printer according to an embodiment of the present invention;

fig. 9 is a schematic view of a sliding assembly and a 3D printing module according to an embodiment of the utility model.

Icon: 1-3D printing module, 2-material through hole, 3-printing head radiating fan, 4-electromagnet, 5-driven slide block, 6-module cooling fan, 7-radiating seat, 8-fixing piece, 9-material inlet, 10-module support, 11-radiating pipe, 12-connecting hole, 13-first radiating frame, 14-second radiating frame, 15-material feeding channel, 16-radiating protective plate, 17-radiating vent hole, 18-printing nozzle, 19-wind direction baffle, 20-main plate, 21-first side plate, 22-second side plate, 23-cooling hole, 24-adjusting column, 25-radiating hole, 26-lead screw, 27-guide bar, 28-adjusting hole, 29-horizontal motor, 30-a vertical motor, 31-a printing bottom frame, 32-a printing bottom plate, 33-a driving sliding block, 34-a metal plate, 35-a bottom bracket, 36-a supporting frame, 37-a clamping strip, 38-a scraping plate, 39-a sliding wheel part, 40-an air inlet and 41-an air outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, or an orientation or a positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience and simplicity, and the indication or the suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the present invention should not be construed as being limited. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" represents at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1-5, an embodiment of the present invention is specifically shown in fig. 1-5.

As shown in fig. 1-3, the present embodiment provides a 3D printing module 1, which includes a module support 10, the module support 10 includes an integrally formed main board 20, first curb plate 21 and second curb plate 22, mainboard 20 has seted up thermovent 25, thermovent 25 is connected with and beats printer head radiator fan 3, it is provided with electro-magnet 4 to beat printer head radiator fan 3 top, 20 inboard fixed first heat dissipation framves 13 that are provided with of mainboard, first heat dissipation frame 13 can be dismantled and is connected with and beat printer head, cooling opening 23 has been seted up to first curb plate 21, cooling opening 23 is connected with module cooling fan 6, module cooling fan 6 below is provided with radiating seat 7, the wind channel has been seted up in radiating seat 7, wind channel one end and module cooling fan 6 intercommunication, the wind channel other end corresponds the setting with the discharge gate position that beats printer head, connecting hole 12 has been seted up to second curb plate 22, second curb plate 22 is connected with driven slider 5 through connecting hole 12.

When specifically using, can realize 3D through 3D print module 1 and print. At first send into printing the raw materials from the top of beating printer head, from the bottom nozzle blowout of beating printer head, realize 3D and print, at this in-process, the heat that utilizes to beat printer head radiator fan 3 to beat printer head and give off at work dispels the heat, the heat of the production of printing module 1 to whole 3D utilizes module cooling fan 6 to cool off it simultaneously, and send the discharge gate of beating printer head in the wind channel of radiating seat 7 with the hot-blast of collecting, the temperature of the compounding when realizing that the discharge gate comes out keeps invariable, avoid blockking up the discharge gate and influence the printing effect (outside temperature is lower, it is great if the temperature disparity is great when coming out, probably make and print the compounding and solidify or reduce its effect that flows).

In order to further improve the flexibility of beating printer head and later maintenance change convenience, in the embodiment, above-mentioned printer head includes feedstock channel 15, and feed inlet 9 has been seted up on feedstock channel 15's top, and feed inlet 9 can be dismantled and be connected with mounting 8, and feed inlet 9 can be dismantled through mounting 8 and connect in first heat dissipation frame, and feedstock channel 15 encircles and is provided with cooling tube 11.

The feed inlet 9 can be detachably fixed at a certain position through the fixing piece 8, in the embodiment, the feed inlet 9 is designed to be a spiral port, the fixing piece 8 is a nut, the feed inlet 9 and the nut can be fixed on the first radiating frame 13 through twisting, and the fixing piece and the first radiating frame can be detached and replaced at a later stage; in addition, the radiating pipe 11 arranged on the feeding channel 15 can improve the radiating effect of the heat of the feeding channel 15, so that the relative stability of the temperature of the feeding channel 15 is kept, and the improvement of the mixing effect is facilitated.

Meanwhile, in order to improve the installation stability of the printing head, in this embodiment, the lower end of the feeding channel 15 is provided with a second heat dissipation frame 14, the second heat dissipation frame 14 is fixedly connected with the inner side of the main board 20, the bottom end of the feeding channel 15 is provided with a printing nozzle 18, and the printing nozzle 18 penetrates through the second heat dissipation frame 14.

The lower end of the feeding channel 15 is fixed by the second heat dissipation frame 14, and the connection stability of the whole printing head is realized by matching with the first heat dissipation frame 13. The print nozzle 18 may be disposed through the second heat dissipation frame 14 so that it does not affect the print nozzle 18.

In order to achieve better cooling and hot air utilization, in this embodiment, the air duct top of the heat dissipation base 7 is provided with an air inlet 40, the air inlet 40 is communicated with the module cooling fan 6, the air duct bottom is provided with two air outlets 41, the air outlets 41 correspond to the positions of the printing nozzles 18, and the air outlets 41 are further provided with an air baffle 19. As shown in fig. 6-7.

At specific during operation, print the in-process, the heat that whole module produced siphons away through module cooling fan 6, then enters into the wind channel through air intake 40, transmits to air outlet 41 through the wind channel, and the heat sends printing nozzle 18 department to through air outlet 41, guarantees the temperature of printing nozzle 18 ejection of compact, improves its ejection of compact effect and prints the effect at the back. The wind direction baffle 19 can make the hot wind sent out by the air outlet 41 have constraint performance, reduce heat loss and dissipation, and improve the effect of heat on the printing nozzle 18.

In addition, in order to protect the print head, in this embodiment, an upper baffle plate is detachably disposed above the module support 10, the upper baffle plate is provided with a material passing hole 2, the material passing hole 2 is matched with the feed inlet 9, a heat dissipation protection plate 16 is disposed on the opposite side of the main plate 20, and the heat dissipation protection plate 16 is provided with a plurality of heat dissipation ventilation holes 17.

The upper baffle and the heat dissipation protection plate 16 just form the box body with the module support 10, and the printing head is protected in the realization, has seted up a plurality of heat dissipation ventilation holes 17 on the heat dissipation protection plate 16, can provide more air exchange channels, is favorable to beating the current conversion that printing head radiator fan 3 and module cooling fan 6 formed the air, realizes better radiating effect.

As shown in fig. 8 to 9, on the other hand, this embodiment further provides a 3D printer, which includes a plurality of the above 3D printing modules 1, and further includes a printing chassis 31, where the printing chassis 31 is provided with a printing bottom plate 32, and the printing chassis 31 is used as a base in a printing process, so as to realize stable support in printing. The printing substrate 32 is used for 3D printing thereon, and temporarily storing the printed product.

And the edge symmetry of printing chassis 31 is provided with two adjusting part, and in order to improve adjusting part connection stability, connect through the stiffener on two adjusting part's top and be provided with the slip subassembly between two adjusting part, the slip subassembly is connected with at least one 3D print module 1. The adjusting assembly comprises an adjusting column 24, a vertical motor 30 is arranged at the bottom of the adjusting column 24, the vertical motor 30 is connected with a lead screw 26, and the lead screw 26 is connected with the end part of the sliding assembly in a penetrating manner. The sliding assembly comprises a supporting frame 36, a horizontal motor 29 is arranged at one end above the supporting frame 36, a pulley portion 39 is arranged at the other end of the supporting frame 36, the pulley portion 39 and the horizontal motor 29 are connected with each other through a synchronous belt, an active sliding block 33 is arranged on the synchronous belt, a metal plate 34 is arranged on the active sliding block 33, the metal plate 34 is connected with an electromagnet 4 of the module support 10 in a magnetic attraction mode, and a bottom bracket 35 used for supporting the 3D module is further arranged below the active sliding block 33 in the embodiment. Both ends of above-mentioned support frame 36 below are provided with the fixed strip, and the both ends of fixed strip are provided with the ball lockpin, and the fixed orifices of being connected can be dismantled with the ball lockpin is seted up to second curb plate 22 below, and the other flitch 38 of scraping that still is provided with of fixed strip, support frame 36 side are provided with screens strip 37, screens strip 37 and driven slider 5 cooperation are connected. The adjusting column 24 is provided with a guide strip 27 and an adjusting hole 28 arranged on the guide strip 27, and both the guide strip 27 and the adjusting hole 28 arranged on the guide strip 27 are connected with the end of the supporting frame 36 in a matching way. The guide strip 27 and the adjusting hole 28 can realize the adjustment of the up-and-down movement and the fixation of the supporting frame 36. Fig. 8 is a schematic view illustrating a connection between a sliding component and a 3D printing module 1 according to an embodiment of the present invention, so as to realize printing of a single product by a single 3D printing module 1.

In specific implementation, the number of the 3D printing modules 1 is selected according to actual conditions, and one is selected for description in this embodiment; firstly, a ball lock pin of a 3D printing module 1 to be used is taken down to be in a non-fixed state, a horizontal motor 29 is started to drive a synchronous belt to move, and further a driving sliding block 33 is driven to move, when the ball lock pin moves to the side of the 3D printing module 1 to be used, an electromagnet 4 is started, the electromagnet 4 generates magnetic attraction force at the moment, a metal plate 34 on the driving sliding block 33 is adsorbed, and meanwhile, a bottom bracket 35 supports the whole 3D printing module 1, so that the stability is improved; then moving the 3D printing module 1 to the position above the printing bottom plate 32 again, starting conveying equipment of 3D printing raw materials at the moment, conveying the raw materials to a feeding hole 9 in the top of the printing head, then feeding the raw materials into a feeding channel 15 for mixing, and after the mixing is finished, spraying the mixed materials from a printing nozzle at the bottom of the printing head to realize 3D printing, and then starting a vertical motor 30 according to the printing progress to gradually move the 3D printing module 1 upwards to realize layer-by-layer printing and finally finish the 3D printing; certainly, in this process, the print head cooling fan 3 continuously operates to cool the print head; module cooling fan 6 lasts the work equally, cools off the heat of whole module, siphons away the heat, then enters into the wind channel through the air intake, transmits to the air outlet through the wind channel, and the heat is sent to print nozzle 18 department through the air outlet, guarantees the temperature of the 18 ejection of compact of print nozzle, improves its ejection of compact effect and prints the effect at the back. The wind direction baffle 19 can make the hot wind sent out from the air outlet have constraint performance, reduce heat loss and dissipation, and improve the effect of the heat on the printing nozzle 18. Of course, in other embodiments, a plurality of 3D printing modules 1 can be freely combined and adsorbed, and each 3D printing module 1 may have different raw materials, so as to realize more kinds of printing functions.

As shown in fig. 9, a drawing illustrating that two 3D printing modules 1 are attracted by a sliding component is shown; when the multifunctional magnetic attraction type three-dimensional printing module is specifically implemented, the driving sliding block 33 and the 3D printing module 1 are magnetically attracted to be connected, and multiple functions can be achieved through attraction of the electromagnet 4. When the printer is used, the multiple printing head modules are freely switched and combined, consumables of different types and colors can be printed on the same model, multiple parts of one printing body can be printed simultaneously, and printing efficiency is greatly improved; the application II can combine multiple printing head modules simultaneously to realize simultaneous and synchronous copying and printing of multiple models, and can realize rapid increase of the number of printed products aiming at synchronous copying of the same printing model; and thirdly, a single printing module can be attracted to realize the printing application of a single model. The flexibility of the use and the adaptability of practical application of the utility model are realized integrally.

In summary, the print module according to the embodiment of the present invention is provided with the print head cooling fan 3 and the module cooling fan 6 to dissipate heat of the print head, and also can cool and dissipate heat of the entire print module, so that the present invention can be used in a large heat bearing range, and the applicability of the present invention in use is improved. Simultaneously, connecting hole 12 has been seted up to second curb plate 22, and second curb plate 22 is connected with driven slider 5 through connecting hole 12, and further, support frame 36 side is provided with screens strip 37, and screens strip 37 is connected with driven slider 5 cooperation, is connected through driven slider 5 and the connecting hole 12 of different positions, realizes the position height change of driven slider 5 itself, and then drives whole printing module's height and adjusts, realizes more suitability. Moreover, the printer comprises a plurality of 3D printing modules 1 and a printing bottom frame 31, wherein a printing bottom plate 32 is arranged on the printing bottom frame 31, two adjusting assemblies are symmetrically arranged on the edge of the printing bottom frame 31, a sliding assembly is arranged between the two adjusting assemblies, and the sliding assembly is connected with at least one 3D printing module 1; further, the sliding assembly comprises a support frame 36, a horizontal motor 29 is arranged at one end above the support frame 36, a pulley part 39 is arranged at the other end of the support frame 36, the pulley part 39 and the horizontal motor 29 are connected with each other through a synchronous belt, a driving sliding block 33 is arranged on the synchronous belt, a metal plate 34 is arranged on the driving sliding block 33, and the metal plate 34 is magnetically connected with the electromagnet 4 of the module bracket 10; when the magnetic attraction type three-dimensional printing module is used specifically, a single 3D printing model can be completed by magnetically attracting and connecting any one 3D printing module 1 according to actual conditions; the 3D printing modules 1 can also be connected in a magnetic attraction manner at the same time, so that a plurality of models can be printed at the same time, a plurality of printed finished products can be copied synchronously, and the printing efficiency is improved; the sliding assembly can be freely switched and combined with the plurality of 3D printing modules 1, so that parts with different consumable raw materials and different colors can be printed on the same model, multi-part printing of a printed finished product is completed, and printing of an integral model is completed; therefore, the sliding assembly is flexibly connected with the 3D printing module 1 and matched with the adjusting assembly, 3D printing under various conditions can be completed, the use flexibility of the printer is improved, and the printer is suitable for various actual printing requirements.

In addition, by arranging the module bracket 10, the module bracket 10 comprises a main board 20, a first side board 21 and a second side board 22 which are integrally formed, the main board 20 is provided with a heat dissipation opening 25, the heat dissipation opening 25 is connected with a printing head heat dissipation fan 3, an electromagnet 4 is arranged above the printing head heat dissipation fan 3, a first heat dissipation frame 13 is fixedly arranged on the inner side of the main board 20, the first heat dissipation frame 13 is detachably connected with a printing head, the first side board 21 is provided with a cooling opening 23, the cooling opening 23 is connected with a module cooling fan 6, a heat dissipation seat 7 is arranged below the module cooling fan 6, an air duct is arranged in the heat dissipation seat 7, one end of the air duct is communicated with the module cooling fan 6, and the other end of the air duct is arranged corresponding to the position of a discharge port of the printing head; dispel the heat to printer head through beating printer head radiator fan 3, still cool off to whole module through setting up module cooling fan 6 simultaneously, can realize dual heat dissipation and cooling, improve the radiating effect at the printing in-process. Further, above-mentioned printer head includes feedstock channel 15, and feed inlet 9 has been seted up on feedstock channel 15's top, and feed inlet 9 can be dismantled and is connected with mounting 8, and feed inlet 9 can be dismantled through mounting 8 and connect in first heat dissipation frame, and feedstock channel 15 encircles and is provided with cooling tube 11. The heat dissipation pipe 11 is arranged on the feeding channel 15, so that the heat dissipation effect of the printing head is further increased; meanwhile, a heat dissipation protection plate 16 is arranged on the opposite side of the main board 20, and a plurality of heat dissipation ventilation holes 17 are formed in the heat dissipation protection plate 16, so that an air flow channel is increased, internal air circulation is accelerated, and the cooling and heat dissipation effects are improved.

Finally, the utility model also adopts a printing bottom frame 31 which comprises a plurality of 3D printing modules 1 and a printing bottom plate 32, two adjusting components are symmetrically arranged at the edge of the printing bottom frame 31, a sliding component is arranged between the two adjusting components and is connected with at least one 3D printing module 1, a plurality of motors are adopted in the printing bottom frame 31 to realize adaptive adjustment, other large-scale mechanical equipment or complex mechanical equipment and electrical equipment are not adopted, compared with the prior art which mostly adopts mechanical arms of robots, a plurality of control loops are adopted, the control authorities are mutually crossed, and a plurality of complex mechanical structures are adopted, the structure adopted by the utility model is less, the manufacturing cost and difficulty are not high, the purchase cost is not high, the technical scheme of the technical scheme reappeared by technicians in the field has no difficulty in understanding, so the manufacturing cost is lower, in popularization and use, the cost barrier basically does not exist, and the application prospect is wide.

In summary, embodiments of the present invention provide a 3D printing module and a 3D printer, which can provide a solution to the deficiencies of the prior art, and have the characteristics of high flexibility of use, wide application range, good heat dissipation effect, and low manufacturing cost. Is very suitable for being popularized and used in the field, and has good market popularization prospect.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A3D printing module is characterized by comprising a module bracket, wherein the module bracket comprises a main board, a first side board and a second side board which are integrally formed, the main board is provided with a heat dissipation opening, the heat dissipation opening is connected with a printing head heat dissipation fan, an electromagnet is arranged above the printing head heat dissipation fan, a first heat dissipation frame is fixedly arranged on the inner side of the main board, the first heat dissipation frame is detachably connected with a printing head, the first side plate is provided with a cooling port which is connected with a module cooling fan, a heat dissipation seat is arranged below the module cooling fan, an air duct is arranged in the heat dissipation seat, one end of the air duct is communicated with the module cooling fan, the other end of the air duct is arranged corresponding to the discharge hole of the printing head, the second side plate is provided with a connecting hole, and the second side plate is connected with a driven sliding block through the connecting hole.

2. The 3D printing module according to claim 1, wherein the printing head comprises a feeding channel, a feeding hole is formed in the top end of the feeding channel, a fixing member is detachably connected to the feeding hole, the feeding hole is detachably connected to the first heat dissipation frame through the fixing member, and a heat dissipation pipe is arranged around the feeding channel.

3. The 3D printing module according to claim 2, wherein a second heat dissipation frame is arranged at a lower end of the feed channel, the second heat dissipation frame is fixedly connected with the inner side of the main board, and a printing nozzle is arranged at a bottom end of the feed channel and penetrates through the second heat dissipation frame.

4. The 3D printing module according to claim 3, wherein an air inlet is formed at the top of the air duct of the heat sink, the air inlet is communicated with the module cooling fan, two air outlets are formed at the bottom of the air duct, the air outlets correspond to the positions of the printing nozzles, and an air baffle is further disposed at the air outlets.

5. The 3D printing module according to claim 4, wherein an upper baffle is detachably arranged above the module support, the upper baffle is provided with a material through hole, the material through hole is matched with the material inlet, a heat dissipation protection plate is arranged on the opposite side of the main plate, and the heat dissipation protection plate is provided with a plurality of heat dissipation ventilation holes.

6. A3D printer, comprising a plurality of 3D printing modules according to any one of claims 1 to 5, and further comprising a printing chassis, wherein a printing bottom plate is arranged on the printing chassis, two adjusting assemblies are symmetrically arranged on the edge of the printing chassis, a sliding assembly is arranged between the two adjusting assemblies, and the sliding assembly is connected with at least one of the 3D printing modules.

7. The 3D printer of claim 6, wherein the adjusting assembly comprises an adjusting column, a vertical motor is arranged at the bottom of the adjusting column, a lead screw is connected with the vertical motor, and the lead screw penetrates through the end of the sliding assembly.

8. The 3D printer of claim 7, wherein the sliding assembly comprises a support frame, a horizontal motor is arranged at one end above the support frame, a pulley portion is arranged at the other end of the support frame, the pulley portion and the horizontal motor are connected with each other through a synchronous belt, an active slider is arranged on the synchronous belt, the active slider is provided with a metal plate, and the metal plate is magnetically attracted with an electromagnet of the module support.

9. The 3D printer according to claim 8, wherein fixing strips are arranged at two ends of the lower portion of the supporting frame, ball lock pins are arranged at two ends of each fixing strip, fixing holes detachably connected with the ball lock pins are formed in the lower portion of the second side plate, a scraping plate is further arranged beside each fixing strip, clamping strips are arranged on the side edges of the supporting frame, and the clamping strips are connected with the driven sliding blocks in a matched mode.

10. The 3D printer of claim 9, wherein the adjusting column is provided with a guide strip and an adjusting hole arranged on the guide strip, and the guide strip and the adjusting hole arranged on the guide strip are both connected with the end of the support frame in a matching manner.