CN206170643U

CN206170643U - FDM printer

Info

Publication number: CN206170643U
Application number: CN201621251883.4U
Authority: CN
Inventors: 林烁; 黎健新
Original assignee: Guangzhou Create Technology Co Ltd
Current assignee: Guangzhou Create Technology Co Ltd
Priority date: 2016-11-22
Filing date: 2016-11-22
Publication date: 2017-05-17
Anticipated expiration: 2026-11-22

Abstract

The utility model provides a FDM printer belongs to mechanical technical field. It has solved the current problem that the FDM printer printing precision is low. This FDM printer includes casing and shower nozzle, the both ends of a pair of first guide bar link to each other through first hold -in range respectively, the tip department of one of them first guide bar is equipped with a driving motor, the both ends of a pair of second guide bar link to each other through the second hold -in range respectively, the tip department of one of them second guide bar is equipped with the 2nd driving motor, the slip cap has first slider on the first guide bar, and first slider links to each other with the second hold -in range is synchronous, the slip cap has the second slider on the second guide bar, and the second slider links to each other with first hold -in range is synchronous, the head rod has been linked firmly between a pair of first slider, the second connecting rod has been linked firmly between a pair of second slider, the shower nozzle slides and cup joints on head rod and second connecting rod. This FDM printer has the advantage that the printing precision is high.

Description

A kind of FDM printers

Technical field

The utility model belongs to field of mechanical technique, is related to a kind of FDM printers.

Background technology

3D printing technique is one of core driver of industry 4.0, is connected layer of feed stock material with 3D printer by computer The method that layer stacking forms part and product, using the adhesive such as metal or plastics as printed material, with mathematical model as base The figure of drafting is successively printed plinth a kind of technological means of model.Compared with subtracting material manufacture method with tradition, 3D printing technique Without complicated machining or mould, it becomes possible to produce the part of arbitrarily complicated property.

3D printer, also referred to as 3 D Printer, make a kind of technique of rapid shaping, are liquid photosensitive resin material The material such as material, plastic wire, the land plaster of melting realizes that layer upon layer is superimposed to form three by modes such as jet binder or extrusions Dimension entity.

FDM printers are meltbility printer, and existing FDM printers, shower nozzle is mobile to have some setbacks during movement Freely, this sentence causes shower nozzle during processing, there is a problem of that machining accuracy is low.

The content of the invention

The purpose of this utility model is directed to the above-mentioned problems in the prior art, there is provided a kind of FDM printers, solution Technical problem certainly is how to improve the printing precision of FDM printers.

The purpose of this utility model can be realized by following technical proposal：A kind of FDM printers, including the shell being square Body and shower nozzle, it is characterised in that the bottom in described housing sets base plate, and described base plate can be along shell by elevating mechanism The madial wall of body is moved up and down, and rotatable a pair first guiding are respectively provided with the relative two side of described housing inner top Bar and a pair second guide posts, the first described guide post are located at the top of the second guide post, a pair two ends of the first guide post It is connected by the first Timing Belt respectively, wherein the end of first guide post is provided with the first motor, is led for a pair second It is connected by the second Timing Belt respectively to the two ends of bar, wherein the end of second guide post is provided with the second motor, Slided on the first described guide post and be cased with the first sliding block, and the first sliding block is synchronous with the second Timing Belt connected, described second Slided on guide post and be cased with the second sliding block, and the second sliding block is synchronous with the first Timing Belt connected, is connected between a pair first sliding blocks There is head rod, be fixed with the second connecting rod between a pair second sliding blocks, described head rod and the second connecting rod Junction is provided with described shower nozzle, and described shower nozzle is slidably socketed on head rod and the second connecting rod.

The material of melting is ejected by shower nozzle, and base plate can be moved up and down by elevating mechanism along the madial wall of housing, Shower nozzle can be front and rear by the first guide post, the second guide post, the first Timing Belt, the second Timing Belt, the first sliding block and the second sliding block Horizontally slip, be not in the problem blocked, beat in shower nozzle during slip, so as to improve beating for this FDM printers Print precision.

In a kind of above-mentioned FDM printers, described shower nozzle includes main body, and described body top connects with several Hole is connect, described connection hole is connected with feed pipe, and described feed pipe is provided with snap ring, several feed pipes pass through snap ring phase It is connected, the bottom of described shower nozzle has nozzle, and several connecting holes are individually connected with shower nozzle, the both sides of described nozzle Radiator fan is respectively fixedly connected with, described radiator fan is just set to nozzle.This kind of structure, enables this shower nozzle to spray multiple differences The meltbility material of color, species, makes this FDM printer wide adaptation ranges, and the setting of fan can be opened according to actual needs Open, the speed for accelerating meltbility material solidification can be played, so as to improve printing precision.

In a kind of above-mentioned FDM printers, the both sides of described main body are respectively fixedly connected with mounting blocks triangular in shape, institute The radiator fan stated is fixed on mounting blocks, and described radiator fan is obliquely installed.The setting of mounting blocks enables radiator fan Incline and install.

In a kind of above-mentioned FDM printers, some fin are provided with described main body.Prevent main body from overheating.

In a kind of above-mentioned FDM printers, the corner of described housing is separated out a pair of installation cavitys by dividing plate, described The first motor and the second motor be separately mounted in corresponding installation cavity.Dividing plate plays the first motor of protection With the effect of the second motor, the first motor and the second motor are hardly damaged, improve service life.

In a kind of above-mentioned FDM printers, described elevating mechanism includes lifting motor, screw mandrel and a pair of lead columns, Described lifting motor is connected on the lateral wall of housing, and the main shaft of described lifting motor is connected with screw mandrel, described screw mandrel It is connected with base plate, a pair of lead columns are fixed in the housing, and a pair of lead columns are through the pilot hole on base plate.Lifting is convenient, knot Structure is simple, high precision is lifted, so as to improve the printing precision of this FDM printers.

Compared with prior art, the FDM printers that the utility model is provided make base plate along housing by elevating mechanism Madial wall is moved up and down, by set the first guide post, the second guide post, the first Timing Belt, the second Timing Belt, the first sliding block and Second sliding block enables shower nozzle all around to slide, and makes shower nozzle be not in the problem blocked, beat during movement, from And improve the printing precision of this FDM printers.

Brief description of the drawings

Fig. 1 is the overall structure diagram of this FDM printers.

Fig. 2 is the structural representation of this FDM printer heads translation.

Fig. 3 is the structural representation of this FDM printer heads.

In figure, 1, housing；2nd, shower nozzle；3rd, base plate；4th, elevating mechanism；5th, the first guide post；6th, the second guide post；7th, first Timing Belt；8th, the first motor；9th, the second Timing Belt；10th, the second motor；11st, the first sliding block；12nd, the second sliding block； 13rd, head rod；14th, the second connecting rod；15th, main body；16th, connecting hole；17th, feed pipe；18th, snap ring；19th, nozzle；20th, dissipate Hot-air fan；21st, mounting blocks；22nd, fin；23rd, dividing plate.

Specific embodiment

The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model Description, but the utility model is not limited to these embodiments.

As shown in figure 1, this FDM printers include housing 1, shower nozzle 2, elevating mechanism 4 and horizontal mobile mechanism.

Housing 1 is square, and the bottom in housing 1 sets base plate 3, and elevating mechanism 4 includes lifting motor, screw mandrel and a pair Lead column, lifting motor is connected on the lateral wall of housing 1, and the main shaft of lifting motor is connected with screw mandrel, screw mandrel and the phase of base plate 3 Even, a pair of lead columns are fixed within the case 1, and a pair of lead columns, through the pilot hole on base plate 3, base plate 3 passes through elevating mechanism 4 Can be moved up and down along the madial wall of housing 1.

As shown in Fig. 2 horizontal mobile mechanism includes that the first guide post 5, the second guide post 6, the first Timing Belt 7, first drive Dynamic motor 8, the second Timing Belt 9, the second motor 10, the first sliding block 11, the second sliding block 12, head rod 13 and second connect Extension bar 14.

Rotatable a pair first guide posts 5 are respectively provided with the relative two side of the inner top of housing 1 and a pair second are led To bar 6, the first guide post 5 is located at the top of the second guide post 6, and a pair two ends of the first guide post 5 are synchronous by first respectively Band 7 is connected, wherein the end of first guide post 5 is provided with the first motor 8, a pair two ends of the second guide post 6 point Not Tong Guo the second Timing Belt 9 be connected, wherein the end of second guide post 6 is provided with the second motor 10, housing 1 turns A pair of installation cavitys are separated out by dividing plate 23 at angle, the first motor 8 and the second motor 10 are separately mounted to corresponding peace In behaveing affectedly.Slided on first guide post 5 and be cased with the first sliding block 11, and the first sliding block 11 is synchronous connected with the second Timing Belt 9, second Slided on guide post 6 and be cased with the second sliding block 12, and the second sliding block 12 is synchronous connected with the first Timing Belt 7, a pair first sliding blocks 11 Between be fixed with head rod 13, the second connecting rod 14, head rod 13 and are fixed between a pair second sliding blocks 12 The junction of two connecting rods 14 is provided with shower nozzle 2, and shower nozzle 2 is slidably socketed in the connecting rod 14 of head rod 13 and second.

As shown in figure 3, shower nozzle 2 includes main body 15, some fin 22 are provided with main body 15, it is main in the present embodiment The top of body 15 has two connecting holes 16, and in actual production, the quantity of connecting hole 16 can be three or five, two companies Connect and feed pipe 17 is respectively connected with hole 16, one of feed pipe 17 is provided with snap ring 18, two feed pipes 17 pass through snap ring 18 It is fixedly connected with, the bottom of shower nozzle 2 has nozzle 19, and two connecting holes 16 are individually connected with shower nozzle 2, the both sides difference of main body 15 Mounting blocks 21 triangular in shape are fixed with, radiator fan 20 is fixed on mounting blocks 21, and radiator fan 20 is obliquely installed, and radiating Fan 20 is just set to nozzle 19.

When using, this FDM printers are connected with computer, base plate 3 is located at certain height by elevating mechanism 4, so Worked according to the program lifting motor on computer, the first motor 8 and the second motor 10 afterwards, make shower nozzle 2 different Region sprays meltbility material and is printed.

Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.

Although more having used housing 1, shower nozzle 2, base plate 3, elevating mechanism 4, the first guide post 5, second to be oriented to herein Bar 6, the first Timing Belt 7, the first motor 8, the second Timing Belt 9, the second motor 10, the first sliding block 11, the second sliding block 12nd, head rod 13, the second connecting rod 14, main body 15, connecting hole 16, feed pipe 17, snap ring 18, nozzle 19, radiator fan 20th, the term such as mounting blocks 21, fin 22, dividing plate 23, but it is not precluded from using the possibility of other terms.Use these terms Just for the sake of more easily describing and explaining essence of the present utility model；It is construed as any additional limitation all Disagreed with the utility model spirit.

Claims

1. a kind of FDM printers, including the housing being square（1）And shower nozzle（2）, it is characterised in that described housing（1）Interior Bottom sets base plate（3）, described base plate（3）By elevating mechanism（4）Can be along housing（1）Madial wall move up and down, institute The housing stated（1）Rotatable a pair first guide posts are respectively provided with the relative two side of inner top（5）Led with a pair second To bar（6）, described the first guide post（5）Positioned at the second guide post（6）Top, a pair first guide posts（5）Two ends point Tong Guo not the first Timing Belt（7）It is connected, wherein first guide post（5）End be provided with the first motor（8）, a pair Second guide post（6）Two ends respectively pass through the second Timing Belt（9）It is connected, wherein second guide post（6）End set There is the second motor（10）, described the first guide post（5）Upper slip is cased with the first sliding block（11）, and the first sliding block（11）With Second Timing Belt（9）The second synchronous to be connected, described guide post（6）Upper slip is cased with the second sliding block（12）, and the second sliding block （12）With the first Timing Belt（7）It is synchronous to be connected, a pair first sliding blocks（11）Between be fixed with head rod（13）, a pair second Sliding block（12）Between be fixed with the second connecting rod（14）, described head rod（13）With the second connecting rod（14）Junction It is provided with described shower nozzle（2）, described shower nozzle（2）It is slidably socketed in head rod（13）With the second connecting rod（14）On.

2. a kind of FDM printers according to claim 1, it is characterised in that described shower nozzle（2）Including main body（15）, Described main body（15）Top has several connecting holes（16）, described connecting hole（16）Place is connected with feed pipe（17）, institute The feed pipe stated（17）It is provided with snap ring（18）, several feed pipes（17）By snap ring（18）It is fixedly connected with, described shower nozzle（2） Bottom there is nozzle（19）, several connecting holes（16）And shower nozzle（2）Individually it is connected, described nozzle（19）Both sides It has been respectively fixedly connected with radiator fan（20）, described radiator fan（20）Just to nozzle（19）Set.

3. a kind of FDM printers according to claim 2, it is characterised in that described main body（15）Both sides it is solid respectively It is connected with mounting blocks triangular in shape（21）, described radiator fan（20）It is fixed on mounting blocks（21）On, described radiator fan （20）It is obliquely installed.

4. a kind of FDM printers according to claim 2, it is characterised in that described main body（15）On be provided with it is some Bar fin（22）.

5. a kind of FDM printers according to claim 1 or 2 or 3 or 4, it is characterised in that described housing（1）Turn Pass through dividing plate at angle（23）It is separated out a pair of installation cavitys, the first described motor（8）With the second motor（10）Pacify respectively In corresponding installation cavity.

6. a kind of FDM printers according to claim 1 or 2 or 3 or 4, it is characterised in that described elevating mechanism（4） Including lifting motor, screw mandrel and a pair of lead columns, described lifting motor is connected in housing（1）Lateral wall on, described liter The main shaft for dropping motor is connected with screw mandrel, described screw mandrel and base plate（3）It is connected, a pair of lead columns are fixed on housing（1）In, and one Base plate is passed through to lead column（3）On pilot hole.