CN203380364U - Frame type three-dimensional printer - Google Patents

Abstract

The utility model discloses a frame type three-dimensional inkjet printer, include shower nozzle, workstation, first horizontal sliding seat, second horizontal sliding seat, first horizontal driver, second horizontal driver, vertical driver and have the frame in holding chamber. The workbench can be arranged on the frame in a sliding manner along the vertical direction, and the vertical driver is arranged on the frame and drives the workbench to slide in the vertical direction; the first horizontal sliding seat is positioned in the accommodating cavity and is arranged on the frame in a sliding manner, and the first horizontal sliding seat can horizontally slide along the front-back direction of the frame; the first horizontal driver is arranged on the frame and drives the first horizontal sliding seat to slide; the second horizontal sliding seat is positioned in the accommodating cavity and can be arranged on the first horizontal sliding seat in a sliding manner, and the second horizontal sliding seat can horizontally slide along the left and right directions of the frame; the second horizontal driver drives the second horizontal sliding seat to slide, and the spray head is arranged on the second horizontal sliding seat. The utility model discloses frame type three-dimensional inkjet printer has compact structure and rationally distributed advantage.

Description

Frame type 3D printer

technical field

The utility model relates to a printer, in particular to a frame-type three-dimensional printer.

Background technique

3D (Three Dimensions in English, three-dimensional in Chinese) printing technology is based on the computer three-dimensional design model, through the software layered discrete and numerical control molding system, using laser beams and hot-melt nozzles to process metal powder, ceramic powder, plastic and Special materials such as cell tissue are piled up and bonded layer by layer, and finally superimposed to form a physical product. Unlike the traditional manufacturing industry that shapes or cuts raw materials to produce finished products through mechanical processing such as molds or turning and milling, 3D printing transforms a three-dimensional entity into several two-dimensional planes, and produces by processing materials and superimposing them layer by layer, thereby greatly The manufacturing complexity is reduced. Therefore, 3D printing, a digital manufacturing mode, does not require complex processes, huge machine tools, and a lot of manpower. Parts of any shape can be generated directly from computer graphics data, thus making 3D printing more and more popular. favored by people.

However, in the existing 3D printer, it has the defects of bulky structure and unreasonable layout, so the existing 3D printer requires a large amount of space.

Therefore, there is an urgent need for a frame-type three-dimensional printer with a compact structure and a reasonable layout to overcome the above-mentioned defects.

Utility model content

The purpose of the utility model is to provide a frame-type three-dimensional printer with compact structure and reasonable layout.

In order to achieve the above object, the utility model provides a frame-type three-dimensional printer, including a nozzle, a workbench, a first horizontal sliding seat, a second horizontal sliding seat, a first horizontal driver, a second horizontal driver, a vertical driver and a hollow Structural frame. The hollow structure forms an accommodating cavity, the workbench is located in the accommodating cavity and is slidably arranged on the frame along the vertical direction, the vertical driver is arranged on the frame and drives the The workbench slides in the vertical direction; the first horizontal sliding seat is located in the accommodating cavity and is slidably arranged on the frame, and the first horizontal sliding seat can slide along the front and back of the frame The first horizontal driver is arranged on the frame and drives the first horizontal sliding seat to slide; the second horizontal sliding seat is located in the accommodating cavity and is slidably arranged on the second horizontal sliding seat. on a horizontal sliding seat, and the second horizontal sliding seat can slide horizontally along the left and right direction of the frame, the second horizontal driver is arranged on the first horizontal sliding seat and drives the second horizontal sliding seat Sliding, the spray head is arranged on the second horizontal sliding seat.

Preferably, the sliding direction of the first horizontal sliding seat and the sliding direction of the second horizontal sliding seat are perpendicular to each other.

Preferably, the frame-type 3D printer of the present invention further includes a vertical guide rod, which slides through the workbench in the vertical direction, and the two ends of the vertical guide rod respectively fixed on the frame.

Preferably, the frame-type three-dimensional printer of the present invention further includes a first horizontal guide rod, which slides through the first horizontal sliding seat along the front and rear directions of the frame, and the Both ends of the first horizontal guide rod are respectively fixed on the frame.

Preferably, there are two first horizontal guide rods, one of the first horizontal guide rods passes through the left end of the first horizontal sliding seat, and the other of the first horizontal guide rods passes through the The right end of the first horizontal slide seat.

Preferably, the first horizontal sliding seat includes two first sliding support blocks and a second horizontal guide bar, and the second horizontal guide bar is horizontally fixed to the two first sliding supports along the left-right direction of the frame. Between the blocks, the second horizontal sliding seat is sleeved on the second horizontal guide rod in a sliding fit, and each of the first horizontal guide rods is passed through a corresponding one of the first sliding support blocks .

Preferably, the shower head includes a cooling fin, a heater, a rotary driver, a driving wheel, a driven wheel, a nozzle and a cavity of a hollow structure, and the hollow structure forms a housing cavity, and the cavity is provided with a The accommodating cavity communicates with and passes through the material conveying channels at the upper and lower ends of the cavity, the nozzle is installed at the lower end of the cavity and communicates with the material conveying channel, the heater is arranged on the nozzle, and the The rotary driver is installed at the rear end of the cavity, and the output end of the rotary driver extends into the storage cavity to form a drive end, the driving wheel and the driven wheel are both stored in the storage cavity, and The driving wheel is mounted on the driving end and located in one side of the material conveying channel, the driven wheel is pivotally connected to the cavity and located in the other side of the material conveying channel, and the driven wheel is The driving wheel has an annular groove corresponding to the material conveying channel, and the cooling fin is installed at the front end of the cavity.

Preferably, the spray head further includes a conveying pipe, and the conveying pipe is connected between the nozzle and the material conveying channel in a straight line.

Preferably, the ring groove is a V-shaped ring groove.

Preferably, the frame is provided with windows communicating with the accommodating cavity, and the windows are distributed at the upper end, the front end, the left end and the right end of the frame.

Compared with the prior art, since the nozzle, the worktable, the first horizontal sliding seat and the second horizontal sliding seat of the utility model are all located in the accommodating cavity, on the one hand, the nozzle, the workbench, the first horizontal sliding seat and the The second horizontal sliding seat is protected to prevent the outside world from interfering with or even damaging the nozzle, the workbench, the first horizontal sliding seat and the second horizontal sliding seat, thereby ensuring the quality and precision of the products formed by the frame-type three-dimensional printer of the present invention; On the other hand, the structure of the frame-type three-dimensional printer of the present invention is more compact and the layout is more reasonable, so as to reduce the demand for space.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a frame-type three-dimensional printer of the present invention.

Fig. 2 is a three-dimensional structure schematic diagram of another angle of the frame-type three-dimensional printer of the present invention.

FIG. 3 is a schematic diagram of the three-dimensional structure of the frame-type three-dimensional printer shown in FIG. 2 after the nozzle is disassembled.

Fig. 4 is a three-dimensional structural schematic view of the spray head of the frame-type three-dimensional printer of the present invention.

Fig. 5 is a three-dimensional structural schematic diagram of another angle of the spray head of the frame-type three-dimensional printer of the present invention.

Fig. 6 is an exploded view of the spray head shown in Fig. 5 .

Fig. 7 is a schematic diagram of the working state of the spray head of the frame-type three-dimensional printer of the present invention.

Fig. 8 is an exploded view of the spray head shown in Fig. 7 .

Detailed ways

In order to describe the technical content and structural features of the present utility model in detail, further description will be made below in conjunction with the embodiments and accompanying drawings.

Please refer to FIGS. 1 to 3 , the frame-type three-dimensional printer 100 of the present invention includes a spray head 10, a workbench 20, a first horizontal sliding seat 30, a second horizontal sliding seat 40, a first horizontal driver, a second horizontal driver, a vertical A direct drive (not shown in the figure) and a frame 50 of a hollow structure. The hollow structure forms an accommodating chamber 51, the workbench 20 is located in the accommodating chamber 51, and the workbench 20 is slidably arranged on the frame 50 along the vertical direction to realize working The preferred way for the table 20 to be slidably arranged on the frame 50 is that the frame-type three-dimensional printer 100 of the present invention also includes a vertical guide rod 60, and the vertical guide rod 60 is slidably fitted along the vertical direction. Through the workbench 20 , and the two ends of the vertical guide rods 60 are respectively fixed on the frame 50 , so that the workbench 20 can slide more smoothly and reliably under the guidance of the vertical guide rods 60 . The vertical driver is arranged on the frame 50 and drives the workbench 20 to slide in the vertical direction. Specifically, in this embodiment, the vertical driver is preferably a motor, so that the vertical driver Drive the workbench 20 to slide vertically more smoothly and reliably in a rotating manner. The first horizontal sliding seat 30 is located in the accommodating cavity 51 and is slidably arranged on the frame 50 , and the first horizontal sliding seat 30 can slide horizontally along the front-back direction of the frame 50 ; Specifically, in this embodiment, the way to realize that the first horizontal sliding seat 30 is slidably arranged on the frame 50 is that the frame-type three-dimensional printer 100 of the present invention further includes a first horizontal guide rod 70, and the first The horizontal guide rod 70 passes through the first horizontal sliding seat 30 in a sliding fit along the front and back direction of the frame 50, and the two ends of the first horizontal guide rod 70 are respectively fixed on the frame 50, so that the first A horizontal sliding seat 30 slides more smoothly and reliably along the front and back direction of the frame 50 under the guidance of the first horizontal guide rod 70; optionally, in this embodiment, the first horizontal guide rod 70 is two One of the first horizontal guide rods 70 is connected to the left end of the first horizontal sliding seat 30, and the other first horizontal guide rod 70 is connected to the right end of the first horizontal sliding seat 30 to improve The support strength of the first horizontal sliding seat 30 to the second horizontal sliding seat 40 . The first horizontal driver is arranged on the frame 50 and drives the first horizontal sliding seat 30 to slide. Preferably, in this embodiment, the first horizontal driver is a motor, so that the first horizontal The driver rotates to drive the first horizontal sliding seat 30 to slide more smoothly and reliably along the front and rear directions of the frame 50 . The second horizontal sliding seat 40 is located in the accommodating cavity 51 and is slidably disposed on the first horizontal sliding seat 30 , and the second horizontal sliding seat 40 can move along the left-right direction of the frame 50 Horizontal sliding. The second horizontal driver is arranged on the first horizontal sliding seat 30 and drives the second horizontal sliding seat 40 to slide. Preferably, in this embodiment, the second horizontal driver is a motor to The second horizontal driver drives the second horizontal sliding seat 40 to slide more smoothly and reliably along the left and right directions of the frame 50 in a rotating manner. The spray head 10 is disposed on the second horizontal sliding seat 40 . Wherein, in order to make the sliding between the three of the workbench 20, the first horizontal sliding seat 30 and the second horizontal sliding seat 40 form these three directions of the X, Y and Z axes; so the first horizontal sliding seat 30 The sliding direction and the sliding direction of the second horizontal sliding seat 40 are perpendicular to each other; in order to facilitate the operator to observe and monitor the frame-type three-dimensional printer 100 of the present utility model, the frame 50 is provided with the accommodating cavity 51 The windows 52 communicate with each other, and the windows 52 are distributed on the upper end, the front end, the left end and the right end of the frame 50; in order to realize the automatic operation of the frame-shaped three-dimensional printer 100 of the present utility model, the frame-shaped three-dimensional printer 100 of the present utility model is also Electrically connected with a controller. More specifically, as follows:

Preferably, the first horizontal sliding seat 30 includes two first sliding support blocks 31 and a second horizontal guide rod 32, and the second horizontal guide rod 32 is horizontally fixed on the two seats along the left-right direction of the frame 50. Between the first sliding support blocks 31, the second horizontal sliding seat 40 is sleeved on the second horizontal guide rod 32 in a sliding fit, and each of the first horizontal guide rods 70 is connected to the corresponding One of the first sliding support blocks 31 (that is, the first horizontal guide rod 70 on the left is connected to the first sliding support block 31 on the left, and the first horizontal guide rod 70 on the right is connected to the first sliding support on the right. block 31 ) to reduce the weight of the first horizontal sliding seat 30 , thereby increasing the supporting strength of the second horizontal sliding seat 40 .

Please refer to FIG. 4 to FIG. 6 , the spray head 10 includes a cooling fin 11 , a heater 12 , a rotary driver 13 , a driving wheel 14 , a driven wheel 15 , a nozzle 17 and a hollow cavity 16 . The hollow structure forms a storage cavity 161, and the cavity 16 is provided with a material delivery channel 162 that communicates with the storage cavity 161 and runs through the upper and lower ends of the cavity 16, so that the external material 200 (see Figure 7 or Fig. 8) into the nozzle 10; the nozzle 17 is installed at the lower end of the cavity 16 and communicates with the material conveying channel 162, and the heater 12 is arranged on the nozzle 17, preferably , in this embodiment, the spray head 10 also includes a delivery pipe 18, the delivery pipe 18 is connected between the nozzle 17 and the material delivery channel 162 in a straight line, so that the nozzle 17 passes through the delivery pipe 18 Installed at the lower end of the cavity 16, and the heater 12 is preferably a copper pipe heater to improve the heating effect of the heater 12; the rotary driver 13 is installed at the rear end of the cavity 16, and the rotary driver The output end of 13 extends into the described housing chamber 161 to form a driving end 131; the driving wheel 14 and the driven wheel 15 are both housed in the housing chamber 161, and the driving wheel 14 is mounted on the driving end 131 and located in one side of the material delivery channel 162; the driven wheel 15 is pivotally connected to the cavity 16 and located in the other side of the material delivery channel 162, and the driven wheel 15 has a The material conveying channel 162 corresponds to the annular groove 151 , and the heat sink 11 is installed at the front end of the cavity 16 . Specifically, in this embodiment, the ring groove 51 is selected as a V-shaped ring groove to further improve the stability and reliability of conveying the material 200 to the nozzle 17, and the driving wheel 14 is preferably a gear, Of course, the structure of the drive wheel 14 is not limited thereto, it can also be designed as a friction wheel or the like according to actual needs; meanwhile, the rotary drive 13 is preferably a motor to simplify the structure of the rotary drive 13, of course, This is the limit. 7 and 8, when the external material 200 is conveyed to the nozzle 17, the material 200 is first penetrated into the material conveying channel 162 and extended into the space formed by the drive wheel 14 and the ring groove 151, and the The material 200 is clamped by the inner wall of the driving wheel 14 and the ring groove 151; then, the rotary driver 13 is operated, and the working rotary driver 13 drives the driving wheel 14 to rotate, and the rotating driving wheel 14 drives the driven wheel 14 and the driven wheel The material 200 clamped by 15 is transported to the nozzle 17, and during the process of transporting the material 200 to the nozzle 17, the heater 12 heats and melts the material 200 entering the nozzle 17, providing melting for the nozzle 17 during 3D printing. liquid; finally, the nozzle 17 carries out layer-by-layer bonding to form the desired product. Wherein, during the 3D printing process, the heat sink 11 dissipates the heat that the heater 12 transfers to the cavity 16 .

Please refer to Fig. 1 to Fig. 3 to illustrate the working principle of the frame-type 3D printer of the present invention: when the frame-type 3D printer 100 of the present invention is to perform 3D printing, the coordination between the first horizontal driver and the second horizontal driver Cooperate so that the nozzle 10 can slide horizontally along the left and right directions and the front and rear directions of the frame 50, and the workbench 20 can slide up and down in the vertical direction through the vertical driver, so that the nozzle 10 can move relative to the workbench 20 in three-dimensional space. The movement meets the 3D printing requirements of the nozzle 10; therefore, the spraying on the nozzle 10 can produce a solid product.

Compared with the prior art, since the nozzle 10, the worktable 20, the first horizontal sliding seat 30 and the second horizontal sliding seat 40 of the present utility model are all located in the accommodating cavity 51, on the one hand, the nozzle 10, the worktable 20 can be 1. The first horizontal sliding seat 30 and the second horizontal sliding seat 40 are protected to prevent the outside world from interfering with or even damaging the nozzle 10, the workbench 20, the first horizontal sliding seat 30 and the second horizontal sliding seat 40, thereby ensuring that the utility model The quality and precision of the products formed by the frame-type 3D printer 100; on the other hand, the structure of the frame-type 3D printer 100 of the present invention is more compact and the layout is more reasonable, so as to reduce the demand for space.

It should be noted that the establishment of the aforementioned front-rear direction, left-right direction, up-down direction, upper end, lower end, front end, rear end and left end is based on FIG. 1 .

What is disclosed above is only a preferred example of the utility model, which certainly cannot limit the scope of rights of the utility model. Therefore, the equivalent changes made according to the claims of the utility model still belong to the scope covered by the utility model.

Claims (10)

1. a frame type three-dimensional printer, it is characterized in that, comprise shower nozzle, workbench, the first horizontal slip seat, the second horizontal slip seat, the first horizontal driver, the second horizontal driver, the framework of vertical driver and hollow-core construction, described hollow-core construction forms accommodating cavity, described workbench is positioned at described accommodating cavity and vertically is slidably to be located on described framework, described vertical driver is located at described framework and is ordered about the slip that described workbench is done vertical direction, described the first horizontal slip seat is positioned at described accommodating cavity and slidably is located on described framework, and described the first horizontal slip seat can be along the slip of the fore-and-aft direction level of described framework, described the first horizontal driver is located at described framework and is ordered about described the first horizontal slip seat and slide, described the second horizontal slip seat is positioned at described accommodating cavity and slidably is located on described the first horizontal slip seat, and described the second horizontal slip seat can be along the slip of the left and right directions level of described framework, described the second horizontal driver is located at described the first horizontal slip seat and is ordered about described the second horizontal slip seat and slide, described shower nozzle is located on described the second horizontal slip seat.

2. frame type three-dimensional printer as claimed in claim 1, is characterized in that, the glide direction of described the first horizontal slip seat is mutually vertical with the glide direction of described the second horizontal slip seat.

3. frame type three-dimensional printer as claimed in claim 1, is characterized in that, also comprises vertical guide post, and described vertical guide post vertically is the described workbench that passes be slidably matched, and the two ends of described vertical guide post are individually fixed on described framework.

4. frame type three-dimensional printer as claimed in claim 1, it is characterized in that, also comprise the first horizontally-guided bar, described the first horizontally-guided bar is along the fore-and-aft direction of described framework described the first horizontal slip seat that passes be slidably matched, and the two ends of described the first horizontally-guided bar are individually fixed on described framework.

5. frame type three-dimensional printer as claimed in claim 4, it is characterized in that, described the first horizontally-guided bar is two, and described first a horizontally-guided bar is connected to the left end of described the first horizontal slip seat, and another described the first horizontally-guided bar is connected to the right-hand member of described the first horizontal slip seat.

6. frame type three-dimensional printer as claimed in claim 5, it is characterized in that, described the first horizontal slip seat comprises two first sliding support pieces and the second horizontally-guided bar, described the second horizontally-guided bar is fixed between two described the first sliding support pieces along the left and right directions level of described framework, described the second horizontal slip seat is being sheathed on described the second horizontally-guided bar of being slidably matched, and each described first horizontally-guided bar is connected on corresponding described first a sliding support piece.

7. frame type three-dimensional printer as claimed in claim 1, it is characterized in that, described shower nozzle comprises fin, heater, rotating driver, driving wheel, driven pulley, the cavity of nozzle and hollow structure, described hollow structure forms a host cavity, described cavity offers the material conveying passage that is communicated with and runs through the two ends up and down of described cavity with described host cavity, described nozzle is arranged on the lower end of described cavity and is connected with described material conveying passage, described heater is located on described nozzle, described rotating driver is arranged on the rear end of described cavity, and the output of described rotating driver stretches in described host cavity and forms a drive end, described driving wheel and driven pulley all are contained in described host cavity, and described driving wheel is arranged on described drive end and is positioned at a side of described material conveying passage, described driven pulley is articulated in described cavity and is positioned at the opposite side of described material conveying passage, and described driven pulley has the annular groove corresponding with described material conveying passage, described fin is arranged on the front end of described cavity.

8. frame type three-dimensional printer as claimed in claim 7, is characterized in that, described shower nozzle also comprises a carrier pipe, and what described carrier pipe linearly docked is connected between described nozzle and described material conveying passage.

9. frame type three-dimensional printer as claimed in claim 7, is characterized in that, described annular groove is the V-ring groove.

10. frame type three-dimensional printer as claimed in claim 1, is characterized in that, described framework offers the window communicated with described accommodating cavity, and described window is distributed in upper end, front end, left end and the right-hand member of described framework.

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