Consumable supply device for 3D printer

Abstract

The utility model discloses a consumable supply device for a 3D printer, and relates to the technical field of 3D printers. The device comprises a fixing device, the top of the fixing device is fixedly provided with a supporting mechanism, the supporting mechanism is internally provided with a driving device, the output end of the driving device is fixedly connected with a rotating mechanism, and the outer surface of the rotating mechanism is connected with a material roller in an inserted mode. According to the utility model, the plurality of groups of material rollers are arranged on the rotating mechanism, and when material supply is required to be carried out on the 3D printer, the driving device is connected with the back surface of the rotating mechanism, so that the driving device can drive the rotating mechanism to rotate for a certain angle once and then drive the material rollers outside the rotating mechanism to rotate to the conveying direction; and after material consumption of one group of material rollers is completed, the material rollers can be continuously rotated to convert the positions of the material rollers so as to achieve the effect of rapidly replacing materials, and the material rollers can be preheated in advance in the conveying process in cooperation with a preheating assembly on the jacking mechanism so as to improve the later-stage melting rate of the material rollers.

Description

TECHNICAL FIELD

[0001] The utility model belongs to 3D printer technical field, specifically, especially relate to a consumable supply device for 3D printer. BACKGROUND

[0002] 3D printer, also known as three-dimensional printer, is a kind of device that creates three-dimensional objects by adding materials layer by layer. Its working principle is based on digital model file, using special materials such as powdered metal or plastic, and constructing objects by layer printing, 3D printing consumables are various, liquid consumables such as photosensitive resin are used for light curing printing, solid consumables such as plastic wire and metal powder are used for fused deposition printing.

[0003] In the prior art, through the retrieval Chinese patent number CN202420130914.9 discloses a kind of consumable supply device and 3D printer, consumable supply device includes at least two supply parts, line splitter and quick connector;Supply part is used to send and retract respectively Consumables, line splitter is used to connect supply part and quick connector, quick connector is used to connect with the extrusion head of 3D printer;Line splitter includes at least two cascaded expansion head monomers, any expansion head monomer is opened with first passage and second passage that are interconnected, second passage is used to respectively guide the consumables sent by supply part into first passage, first passage is interconnected to guide consumables into quick connector.

[0004] 3D printer usually needs to be pre-processed into molten state when using raw materials, but the number of consumables of the existing single-head multi-color 3D printer is limited, and after the material is exhausted, the material needs to be replaced before continuing to print, which is time-consuming and laborious, and is not conducive to efficient production of 3D printing products.

[0005] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENT

[0006] In view of the problems in the related art, the utility model proposes a consumable supply device for 3D printer to overcome the above technical problems existing in the prior art.

[0007] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model discloses a kind of consumable supply devices for 3D printer, including fixing device, the top of the fixing device is fixedly installed with supporting mechanism, the inside of the supporting mechanism is provided with driving device, the output of the driving device is fixedly connected with rotating mechanism, the outer surface of the rotating mechanism is inserted with material roll, the side surface of the fixing device is fixedly connected with extension seat, the top of the extension seat is fixedly connected with top bracing mechanism, the inner wall of the top bracing mechanism is slidably connected with displacement mechanism, the outer surface of the displacement mechanism is provided with preheating assembly.

[0009] Further, the fixing device includes a fixing seat, the top of the fixing seat is fixedly installed with a storage rack, the inner wall of the storage rack is provided with a roller groove.

[0010] Further, the supporting mechanism includes a support column, the top of the support column is fixedly installed with a top column, the side surface of the top column is fixedly connected with an auxiliary support plate, the back surface of the support column is fixedly installed with a support box.

[0011] Further, the driving device includes a driving motor, the output of the driving motor is fixedly installed with a first gear, the outer surface of the first gear is engaged with a second gear, the output of the second gear is fixedly installed with an output shaft, the output shaft is fixedly connected with the rotating mechanism.

[0012] Further, the rotating mechanism includes a rotating disc, the back surface of the rotating disc is fixedly connected with an inner rotating ring, the outer surface of the rotating disc is fixedly connected with a plug rod, the number of the plug rod is provided with several.

[0013] Further, the top bracing mechanism includes a top bracing plate, the inside of the top bracing plate is provided with an inner sliding groove, the inner wall of the top bracing plate is provided with a side groove, the inner wall of the top bracing plate is rotatably connected with a limiting screw.

[0014] Further, the displacement mechanism includes a displacement slider, the side surface of the displacement slider is fixedly connected with a limiting block, the displacement slider is slidably connected to the inner wall of the inner sliding groove, the limiting screw penetrates to the inside of the limiting block and is threadedly connected therewith.

[0015] Further, the preheating assembly includes a preheating roller, the top of the preheating roller is provided with a rotating roller, one end of the rotating roller is provided with a rotary motor, the rotary motor is fixedly connected to the back surface of the displacement slider.

[0016] The utility model has the following beneficial effects:

[0017] 1. The utility model discloses a plurality of material rollers are arranged on the rotating mechanism, when needing to supply material to the 3D printer, the driving device is connected with the back of rotating mechanism to make the driving device drive rotating mechanism to rotate a certain angle and drive the external material roller to rotate to the conveying direction, and when the material consumption of one group of material rollers is completed, the position of the material roller can be continuously rotated to realize the effect of quickly replacing material, and the preheating assembly on the supporting mechanism can preheat the material in the conveying process to improve the melting rate in the later period.

[0018] 2. The utility model discloses a driving motor drives first gear to rotate, to cooperate for the rotating disc to provide rotary drive force, and the material roller can rotate and move a certain angle after single -drive rotating disc rotates, and another group of material rollers is replaced, so that the material roller close to the feeding conveying direction is replaced rapidly to realize the effect of replacing the material consumption in time, when starting the rotating motor, the driving pressure roller rotates, and the pressure roller can heat inside, and the preheating roller is below the pressure roller, and the material is in the clearance between the inner wall of pressure roller and preheating roller in the conveying feeding process, so that the pressure roller and preheating roller are rolled and conveyed to the material, and the material is preheated at the same time.

[0019] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above. DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be needed to use the drawing of the embodiment to introduce briefly, obviously, the drawing in the following description only is some embodiments of the utility model, for the ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0021] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0022] Figure 2 It is the fixed seat structure schematic diagram of the utility model;

[0023] Figure 3 It is the rotating disc structure schematic diagram of the utility model;

[0024] Figure 4 It is the driving motor structure schematic diagram of the utility model;

[0025] Figure 5 It is the output shaft structure schematic diagram of the utility model;

[0026] Figure 6 It is the preheating roller structure schematic diagram of the utility model;

[0027] The components represented by the numbers in the drawings are listed as follows:

[0028] 1, fixed device; 2, support mechanism; 3, driving device; 4, rotating mechanism; 5, material roller; 6, extension seat; 7, top support mechanism; 8, displacement mechanism; 9, preheating assembly; 101, fixed seat; 102, storage rack; 103, roller groove; 201, support column; 202, top column; 203, auxiliary support plate; 204, support box; 301, driving motor; 302, first gear; 303, second gear; 304, output shaft; 401, rotating disc; 402, inner rotating ring; 403, insertion rod; 701, top support plate; 702, inner sliding groove; 703, side groove; 704, limiting screw; 801, displacement slider; 802, limiting block; 901, preheating roller; 902, rotating pressure roller; 903, rotating motor. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] In the description of the utility model, it should be understood that the terms "opening", "upper", "lower", "top", "middle", "inner" and the like indicate the orientation or positional relationship, which are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated components or elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the utility model.

[0031] Please refer to Figures 1-6 As shown in the drawings, the utility model is a kind of consumable supply device for 3D printer, including fixed device 1, the top of the fixed device 1 is fixedly installed with support mechanism 2, the inside of the support mechanism 2 is provided with driving device 3, the output end of the driving device 3 is fixedly connected with rotating mechanism 4, the outer surface of the rotating mechanism 4 is inserted with material roller 5, one side of the fixed device 1 is fixedly connected with extension seat 6, the top of the extension seat 6 is fixedly connected with top support mechanism 7, the inner wall of the top support mechanism 7 is slidably connected with displacement mechanism 8, the outer surface of the displacement mechanism 8 is provided with preheating assembly 9.

[0032] A plurality of material rollers 5 are arranged on the rotating mechanism 4 in use, when it is necessary to supply materials to the 3D printer, the driving device 3 is started to drive the rotating mechanism 4 to rotate to drive the material rollers 5 on the outside to rotate, so that the material roller 5 to be fed is rotated to stop close to the conveying direction, when it is conveyed, the pushing displacement mechanism 8 is used to slide on the inside of the supporting mechanism 7, so as to drive the preheating assembly 9 to move to adjust the supporting position of the supporting mechanism 7, so that the material on the material roller 5 is rolled and conveyed through the inner wall of the preheating assembly 9, when one of the material rollers 5 is used up, the rotating mechanism 4 is driven to rotate again to rotate the unused material roller 5 to the conveying direction to replace the used material roller 5.

[0033] The utility model discloses a plurality of material rollers 5 are arranged on the rotating mechanism 4, when it is necessary to supply materials to the 3D printer, the driving device 3 is connected with the back of the rotating mechanism 4, so that the driving device 3 can drive the rotating mechanism 4 to rotate a certain angle to drive the material rollers 5 on the outside to rotate to the conveying direction, and when one of the material rollers 5 is used up, the position of the material roller 5 can be converted by continuing to rotate to realize the effect of quickly replacing materials, and the preheating assembly 9 on the supporting mechanism 7 can preheat the material roller 5 during conveying to improve the melting rate in the later period.

[0034] In one embodiment, for the above-mentioned fixing device 1, the fixing device 1 comprises a fixing seat 101, and a storage rack 102 is fixedly installed on the top of the fixing seat 101.

[0035] By arranging the storage rack 102 on the top of the fixing seat 101, and arranging a plurality of roller grooves 103 in the inner wall of the storage rack 102, a plurality of material rollers 5 can be temporarily stored in the space above the fixing seat 101, which facilitates timely replacement of consumables.

[0036] In one embodiment, for the above-mentioned supporting mechanism 2, the supporting mechanism 2 comprises a supporting column 201, a top column 202 is fixedly installed on the top of the supporting column 201, an auxiliary supporting plate 203 is fixedly connected to one side of the top column 202, and a supporting box 204 is fixedly installed on the back of the supporting column 201.

[0037] The supporting column 201 provides a certain supporting height for the rotating mechanism 4 on the top of the fixing seat 101, the supporting box 204 is arranged on the back of the supporting column 201 to provide a mounting space for the driving device 3, and the auxiliary supporting plate 203 on the top assists in supporting the rotating mechanism 4.

[0038] In an embodiment, for the above-mentioned driving device 3, the driving device 3 comprises a driving motor 301, the output end of the driving motor 301 is fixedly installed with a first gear 302, the outer surface of the first gear 302 is engaged with a second gear 303, the output end of the second gear 303 is fixedly installed with an output shaft 304, and the output shaft 304 is fixedly connected with the rotating mechanism 4.

[0039] When the driving motor 301 is started, it drives the first gear 302 to rotate to drive the second gear 303 to rotate, and when the second gear 303 rotates, it drives the output shaft 304 to drive the rotating mechanism 4 to rotate, thereby providing the rotating mechanism 4 with a rotating driving force.

[0040] In an embodiment, for the above-mentioned rotating mechanism 4, the rotating mechanism 4 comprises a rotating disc 401, the back surface of the rotating disc 401 is fixedly connected with an inner rotating ring 402, the outer surface of the rotating disc 401 is fixedly connected with a plurality of insertion rods 403.

[0041] When the driving motor 301 is started, it drives the first gear 302 to rotate to drive the second gear 303 to rotate, and when the second gear 303 rotates, it drives the output shaft 304 to drive the rotating disc 401 to rotate, and when the rotating disc 401 rotates, it drives the outer insertion rod 403 to rotate to make the material roller 5 inserted outside rotate and move to a certain angle and then stop.

[0042] The driving motor 301 drives the first gear 302 to rotate, thereby providing the rotating disc 401 with a rotating driving force, and after a single driving of the rotating disc 401 rotates a certain angle, it can make the material roller 5 rotate and move a certain distance, and then replace another group of material rollers 5, so that the material roller 5 close to the feeding direction can be quickly replaced to achieve the effect of timely replacing the consumables.

[0043] In an embodiment, for the above-mentioned top support mechanism 7, the top support mechanism 7 comprises a top support plate 701, the inside of the top support plate 701 is provided with an inner sliding groove 702, the inner wall of the top support plate 701 is provided with a side groove 703, and the inner wall of the top support plate 701 is rotationally connected with a limiting screw 704.

[0044] By arranging the inner sliding groove 702 on the inner side of the top support plate 701, the displacement mechanism 8 can be provided with a longitudinal sliding displacement limiting effect, and by rotating the limiting screw 704, the displacement mechanism 8 can be driven to move longitudinally along the top support plate 701 to adjust the support height of the preheating assembly 9.

[0045] In one embodiment, for the above displacement mechanism 8, the displacement mechanism 8 comprises a displacement slider 801, one side of the displacement slider 801 is fixedly connected with a limiting block 802, the displacement slider 801 is slidingly connected with the inner wall of the inner slide groove 702, the limiting screw 704 penetrates into the inside of the limiting block 802 and is threadedly connected with the limiting block 802.

[0046] The displacement slider 801 is slidingly connected with the inner wall of the inner slide groove 702, when the limiting screw 704 is rotated, the limiting block 802 is driven to move on the inner wall of the side groove 703 to drive the displacement slider 801 to slide on the inner wall of the inner slide groove 702, so as to drive the preheating assembly 9 to move together.

[0047] By penetrating the limiting screw 704 into the inside of the limiting block 802, when the limiting screw 704 is rotated, the supporting position of the displacement slider 801 can be adjusted, so as to adjust the supporting height of the preheating assembly 9 on the supporting plate 701, and to provide a more appropriate conveying supporting height for the material to be conveyed and fed.

[0048] In one embodiment, for the above preheating assembly 9, the preheating assembly 9 comprises a preheating roller 901, the top of the preheating roller 901 is provided with a rotating pressure roller 902, one end of the rotating pressure roller 902 is provided with a rotating motor 903, and the rotating motor 903 is fixedly connected with the back of the displacement slider 801.

[0049] By starting the rotating motor 903, the rotating pressure roller 902 is driven to rotate and can be heated inside, and the preheating roller 901 is below the rotating pressure roller 902, so that the material passes through the gap between the inner walls of the rotating pressure roller 902 and the preheating roller 901 in the conveying and feeding process, so that the rotating pressure roller 902 and the preheating roller 901 can roll and convey the material and preheat the material at the same time.

[0050] Through the above technical scheme, 1, by arranging a plurality of material rollers 5 on the rotating mechanism 4, when it is necessary to supply materials to the 3D printer, the driving device 3 is connected with the back surface of the rotating mechanism 4, so that the driving device 3 can drive the rotating mechanism 4 to rotate a certain angle and drive the material roller 5 outside to rotate to the conveying direction, and when the consumables of one of the material rollers 5 are used up, the position of the material roller 5 can be continuously rotated to realize the effect of quickly replacing materials, and the preheating assembly 9 on the supporting mechanism 7 can preheat the material during conveying to improve the melting rate in the later stage; 2, the driving motor 301 drives the first gear 302 to rotate, which provides rotary driving force for the rotating disc 401, and after the rotating disc 401 is driven to rotate a certain angle, the material roller 5 is replaced by another group of material rollers 5, so that the material roller 5 close to the feeding conveying direction is quickly replaced to realize the effect of timely replacing consumables; when the rotating motor 903 is started, the rotating pressure roller 902 is driven to rotate, and the rotating pressure roller 902 can heat inside, and the preheating roller 901 is below the rotating pressure roller 902, so that the material passes through the gap between the inner walls of the rotating pressure roller 902 and the preheating roller 901 during conveying and feeding, so that the rotating pressure roller 902 and the preheating roller 901 can preheat the material while rolling and conveying the material.

[0051] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0052] The above disclosed preferred embodiments of the utility model are only used to help explain the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific embodiments described. Obviously, according to the content of the present specification, many modifications and changes can be made. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that those skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A 3D printer consumable supply device, comprising a fixing device (1), characterized in that: A support mechanism (2) is fixedly installed on the top of the fixing device (1). A drive device (3) is provided inside the support mechanism (2). A rotating mechanism (4) is fixedly connected to the output end of the drive device (3). A material roller (5) is inserted into the outer surface of the rotating mechanism (4). An extension seat (6) is fixedly connected to one side of the fixing device (1). A top support mechanism (7) is fixedly connected to the top of the extension seat (6). A displacement mechanism (8) is slidably connected to the inner wall of the top support mechanism (7). A preheating component (9) is provided on the outer surface of the displacement mechanism (8).

2. The 3D printer consumable supply device according to claim 1, characterized in that, The fixing device (1) includes a fixing base (101), and a storage rack (102) is fixedly installed on the top of the fixing base (101). The inner wall of the storage rack (102) is provided with a roller groove (103).

3. The 3D printer consumable supply device according to claim 1, characterized in that, The support mechanism (2) includes a support column (201), a top column (202) is fixedly installed on the top of the support column (201), an auxiliary support plate (203) is fixedly connected to one side of the top column (202), and a support box (204) is fixedly installed on the back of the support column (201).

4. A 3D printer consumable supply device according to claim 3, characterized in that, The driving device (3) includes a drive motor (301), a first gear (302) is fixedly installed at the output end of the drive motor (301), a second gear (303) meshes with the outer surface of the first gear (302), an output shaft (304) is fixedly installed at the output end of the second gear (303), and the output shaft (304) is fixedly connected to the rotating mechanism (4).

5. A 3D printer consumable supply device according to claim 4, characterized in that, The rotating mechanism (4) includes a rotating disk (401), an inner rotating ring (402) is fixedly connected to the back of the rotating disk (401), and a plug rod (403) is fixedly connected to the outer surface of the rotating disk (401). The number of plug rods (403) is set to several.

6. A consumable supply device for a 3D printer according to claim 1, characterized in that, The top support mechanism (7) includes a top support plate (701), an inner sliding groove (702) is provided inside the top support plate (701), a side groove (703) is provided on the inner wall of the top support plate (701), and a limit screw (704) is rotatably connected to the inner wall of the top support plate (701).

7. A 3D printer consumable supply device according to claim 6, characterized in that, The displacement mechanism (8) includes a displacement slider (801), a limiting block (802) is fixedly connected to one side of the displacement slider (801), the displacement slider (801) is slidably connected to the inner wall of the inner groove (702), and the limiting screw (704) passes through the interior of the limiting block (802) and is threadedly connected to it.

8. A consumable supply device for a 3D printer according to claim 7, characterized in that, The preheating component (9) includes a preheating roller (901), a pressure roller (902) is provided on the top of the preheating roller (901), and a rotary motor (903) is provided at one end of the pressure roller (902). The rotary motor (903) is fixedly connected to the back of the displacement slider (801).

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