CN113459514A

CN113459514A - Automatic supplementary equipment of 3D printing consumables

Info

Publication number: CN113459514A
Application number: CN202110782307.1A
Authority: CN
Inventors: 郑岩
Original assignee: Hubei Golden Sunshine Maker Education Co ltd
Current assignee: Hubei Golden Sunshine Maker Education Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-10-01

Abstract

The invention discloses automatic supplement equipment for 3D printing consumables, and relates to the technical field of supplement of 3D printing consumables; the problem that a printer is low in efficiency of hot melting granular raw materials is solved; specifically include the grinding rubbing crusher who sets gradually from bottom to top constructs, defeated material mechanism and guide mechanism in step of ration, grinding rubbing crusher constructs including grinding casing and two grinding roller, two grinding roller all rotates through two axles and connects on the inner wall of grinding the casing, two the outer wall of two axles has gear one and gear two through the key-type connection respectively, gear one and gear two intermeshing, one of them the outer wall of two axles has the motor through the coupling joint, and motor fixed mounting is on grinding the outer wall of casing, the bottom of grinding the casing is provided with the solenoid valve. The invention can grind the solid particle raw material and then convey the solid particle raw material in the form of powder, thereby greatly improving the efficiency of subsequent heating and melting and further improving the printing efficiency.

Description

Automatic supplementary equipment of 3D printing consumables

Technical Field

The invention relates to the technical field of 3D printing consumable supplement, in particular to automatic 3D printing consumable supplement equipment.

Background

3D printing is a very useful technique that in theory enables the fabrication of any object that one wishes to fabricate, but only the shape of the object, and not its function, and typically 3D printing uses plastic as the material to obtain a new shape by melting and resolidifying the stack.

Due to the characteristics of plastics and convenience for subsequent transportation, storage and use, raw materials for 3D printing generally adopt solid particle plastics, and the raw materials are stored, transported and used by utilizing a material containing barrel.

Through retrieval, chinese patent publication No. CN111497246A discloses a 3d printing consumables automatic supplement device, which comprises a machine body, wherein a replacement groove is arranged on the machine body, and the device is characterized in that: a storage mechanism is arranged in the replacement groove; deposit the mechanism include the horizontal slidable mounting have in the mounting panel in the replacement groove, mounting panel front side fixed mounting has the rack frame, both ends fixed mounting respectively has left connecting plate and right connecting plate about the mounting panel upside.

The above patents suffer from the following disadvantages: the automatic feeding and material preparation device aims at feeding and material preparation replacement of coiled materials, but aims at the problem that currently widely used solid particle raw materials cannot be used, and in the prior art, when the particle raw materials are used, the raw materials are directly connected with a printer, and the particle raw materials are directly heated and melted, so that the efficiency is low, and further improvement is needed.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides automatic replenishing equipment for 3D printing consumables.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an automatic supplementary equipment of 3D printing consumables, includes grinding rubbing crusher, the synchronous defeated material mechanism of ration and guide mechanism that from bottom to top set gradually, grinding rubbing crusher constructs including grinding casing and two grinding roller, two grinding roller all rotates through two axles and connects on the inner wall of grinding the casing, two the outer wall of two axles has gear one and gear two through the key-type connection respectively, gear one and gear two intermeshing, one of them the outer wall of two axles has the motor through the coupling joint, motor fixed mounting on the outer wall of grinding the casing, the bottom of grinding the casing is provided with the solenoid valve.

Preferably: the diameters of the first gear and the second gear are different.

Further: the grinding rollers are conical, and the two grinding rollers are arranged in central symmetry.

On the basis of the scheme: two the bottom outer wall of grinding roller all is provided with the scraper blade rather than the outer wall laminating, scraper blade fixed mounting is on grinding the inner wall of casing.

The better scheme in the scheme is as follows: two the top outer wall of grinding roller all is provided with the baffle, baffle fixed mounting is on grinding the inner wall of casing.

As a further scheme of the invention: the quantitative synchronous material conveying mechanism comprises a material conveying shell and a material conveying roller, the material conveying roller is rotatably connected to the inner wall of the material conveying shell through a shaft, and the outer wall of the material conveying roller is provided with a uniform material accommodating groove.

Meanwhile, the outer walls of the first shaft and the second shaft are respectively connected with a second belt wheel and a first belt wheel through keys, and the second belt wheel and the first belt wheel are synchronously matched through a synchronous belt.

As a preferable aspect of the present invention: the grinding and crushing mechanism comprises a guide shell and a containing material barrel for storing granular raw materials, wherein the outer wall of the top of the guide shell is provided with at least two limiting grooves, and the opening of the containing material barrel is provided with a matched limiting hollow bulge matched with the limiting grooves.

Meanwhile, a limiting assembly communicated with the inner cavity of the flow guide shell is fixedly mounted on the inner wall of the bottom of the limiting groove, a built-in cover is rotatably connected to the inner wall of the material containing barrel, and the same spring is fixedly mounted on the side, opposite to the material containing barrel, of the built-in cover.

As a more preferable scheme of the invention: the limiting assembly comprises a frustum base body and a pointed protrusion arranged at the top of the frustum base body, and a channel communicated with an inner cavity of the frustum base body is formed in the circumferential outer wall of the frustum base body.

The invention has the beneficial effects that:

1. this automatic supplementary equipment of 3D printing consumables, when granule raw materials along guide mechanism, the synchronous defeated material mechanism of ration gets into when grinding the casing in, starter motor, it drives two rotations of axle, after through the meshing effect of gear one and gear two, drive two grinding roller opposite direction rotations, thereby grind the granule raw materials between it, the granule is after grinding, become the powder and pass through the solenoid valve and get into in the printer, can improve the efficiency that follow-up heating melted greatly, thereby printing efficiency has been improved.

2. This automatic supplementary equipment of 3D printing consumables, through being connected two grinding rollers with gear one and two meshing of gear form transmissions, and gear one is different with gear two's radius, this rotational speed that just leads to two grinding rollers is different, on the one hand, two grinding rollers rotate relatively, can have relative motion's grinding effect when the extrusion is kibbling, the efficiency of grinding has been improved, on the other hand, relative motion between it, traditional extrusion is kibbling relatively, also can prevent that the powder after the grinding from bonding on grinding rollers, the sufficiency of raw materials entering printer has been improved.

3. This automatic supplementary equipment of 3D printing consumables sets up to centrosymmetric toper through grinding two rollers for two grinding roller cooperations are ground the department, and for the axis be the slope, when the width of grinding roller is fixed, can improve the span of grinding, thereby further improved the efficiency of grinding.

4. This automatic supplementary equipment of 3D printing consumables, when the second axis of pivot rotates, it can pass through band pulley one, the hold-in range, the transmission cooperation of band pulley two drives axle one and rotates, thereby it rotates to drive defeated material roller, and, this device passes through the hold-in range and is actually linking transportation process and grinding process, make to have fine synchronism on the transport of defeated material roller and the grinding speed of grinding roller, prevent because of carrying fast, grind the material pile that leads to slowly and because of carrying slowly, grind the grinding idle running that leads to fast, the reliability of device has been improved.

5. This automatic supplementary equipment of 3D printing consumables, through the storage cylinder institutional advancement to traditional raw materials to carrying out supporting design to guide mechanism, making the raw materials can be with holding the feed cylinder as unit modularization material loading, improved the efficiency and the convenience of material loading, and spacing subassembly and the cooperation design of built-in lid, can effectually prevent to go up unloading in-process raw materials and spill, improved the reliability of device.

Drawings

FIG. 1 is a schematic front view of an automatic replenishment apparatus for 3D printing supplies according to the present invention;

FIG. 2 is a schematic diagram of a back view structure of an automatic 3D printing consumable replenishment device according to the present invention;

FIG. 3 is a schematic cross-sectional structural view of an automatic 3D printing consumable replenishment apparatus according to the present invention;

FIG. 4 is a schematic structural view of a grinding roller of the automatic replenishment apparatus for 3D printing consumables according to the present invention;

fig. 5 is a schematic structural view of a material guiding mechanism in embodiment 2 of the automatic 3D printing consumable replenishment apparatus provided by the present invention;

fig. 6 is a schematic structural diagram of a limiting assembly of the automatic 3D printing consumable replenishment device according to the present invention.

In the figure: 1-grinding and crushing mechanism, 2-quantitative synchronous material conveying mechanism, 3-material guiding mechanism, 4-motor, 5-gear I, 6-belt wheel I, 7-gear II, 8-synchronous belt, 9-belt wheel II, 10-material conveying shell, 11-shaft I, 12-grinding shell, 13-grinding roller, 14-shaft II, 15-electromagnetic valve, 16-scraper, 17-baffle, 18-material conveying roller, 19-material containing groove, 20-flared material guiding hopper, 21-flow guiding shell, 22-limiting groove, 23-limiting component, 24-material containing barrel, 25-spring, 26-built-in cover, 27-matched limiting hollow protrusion, 28-frustum base body, 29-channel and 30-pointed protrusion.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1:

an automatic supplement device for 3D printing consumables is shown in figures 1-3 and comprises a grinding and crushing mechanism 1, a quantitative synchronous material conveying mechanism 2 and a material guiding mechanism 3 which are sequentially arranged from bottom to top, wherein the grinding and crushing mechanism 1 comprises a grinding shell 12 and two grinding rollers 13, the two grinding rollers 13 are rotatably connected to the inner wall of the grinding shell 12 through a second shaft 14, the outer walls of the two second shafts 14 are respectively connected with a first gear 5 and a second gear 7 through keys, the first gear 5 is mutually meshed with the second gear 7, the outer wall of one second shaft 14 is connected with a motor 4 through a coupler, the motor 4 is fixed to the outer wall of the grinding shell 12 through bolts, an electromagnetic valve 15 is arranged at the bottom of the grinding shell 12, when granular raw materials enter the grinding shell 12 along the material guiding mechanism 3 and the quantitative synchronous material conveying mechanism 2, the motor 4 is started, it drives the rotation of axle two 14, through the meshing effect of gear one 5 and gear two 7 afterwards, drives two grinding roller 13 opposite direction and rotates to grind the granule raw materials between it, the granule becomes the powder and passes through solenoid valve 15 entering printer after grinding, can improve follow-up heating greatly and melt the efficiency, thereby improved printing efficiency.

In order to solve the problem of grinding effect; as shown in fig. 2, the diameters of the first gear 5 and the second gear 7 are different; through being connected two grinding roller 13 with the form transmission of gear 5 and gear two 7 meshing, and the radius of gear 5 and gear two 7 is different, this just leads to two grinding roller 13's rotational speed different, and on the one hand, two grinding roller 13 rotate relatively, can extrude kibbling grinding effect that has relative motion simultaneously, improved the efficiency of grinding, and on the other hand, relative motion between it, traditional extrusion is kibbling relatively, also can prevent that the powder after the grinding from bonding on grinding roller 13, has improved the sufficiency that the raw materials got into the printer.

In order to solve the problem of efficiency; as shown in fig. 4, the grinding rollers 13 are conical, and two grinding rollers 13 are arranged in central symmetry; through setting up two grinding roller 13 into centrosymmetric toper for two grinding roller 13 cooperation are ground the department, and be inclined for the axis, when grinding roller 13's width is fixed, can improve the span of grinding, thereby has further improved the efficiency of grinding.

In order to solve the problem of sticking; as shown in fig. 2, the outer wall of the bottom of each of the two grinding rollers 13 is provided with a scraper 16 attached to the outer wall thereof, the scraper 16 is fixed to the inner wall of the grinding housing 12 by bolts, and the scraper 16 is attached to the outer wall of the grinding roller 13 by the arrangement, so that even if powder is adhered to the grinding roller 13, the adhered powder can be scraped by the scraping action of the scraper 16, and the sufficiency of raw materials entering the printer is further improved.

To solve the problem of reliable grinding; as shown in fig. 2, the outer walls of the tops of the two grinding rollers 13 are provided with baffles 17, the baffles 17 are fixed on the inner wall of the grinding shell 12 through bolts, and the two baffles 17 are used for sealing the grinding rollers 13 and the inner cavity of the grinding shell 12, so that the particle raw material can reliably pass through the space between the two grinding rollers 13.

Aiming at solving the problem of material conveying speed; as shown in fig. 2 and 3, the quantitative and synchronous material conveying mechanism 2 includes a material conveying shell 10 and a material conveying roller 18, the material conveying roller 18 is rotatably connected to the inner wall of the material conveying shell 10 through a first shaft 11, the outer wall of the material conveying roller 18 is provided with uniform material accommodating grooves 19, when particle materials enter the top of the material conveying shell 10, the material conveying roller 18 rotates, the material accommodating grooves 19 located at the top and accommodating the materials can be rotated to the bottom, so that the materials accommodated in the material accommodating grooves 19 are conveyed into the grinding shell 12, and because each solvent accommodating the material accommodating grooves 19 is fixed, the quantity of the materials conveyed at a single time is fixed, and the conveying speed can be adjusted only by controlling the rotating speed of the material conveying roller 18.

In order to ensure the synchronism of material conveying and grinding; as shown in fig. 2 and 3, the outer walls of the first shaft 11 and the second shaft 14 are respectively connected with a second belt wheel 9 and a first belt wheel 6 through keys, and the second belt wheel 9 and the first belt wheel 6 are synchronously matched through a synchronous belt 8; when the second shaft 14 rotates, the first shaft 11 can be driven to rotate through the transmission matching of the first belt wheel 6, the synchronous belt 8 and the second belt wheel 9, so that the conveying roller 18 is driven to rotate, in addition, the conveying process and the grinding process are actually linked through the synchronous belt 8, so that the conveying speed of the conveying roller 18 and the grinding speed of the grinding roller 13 are well synchronized, material accumulation caused by high conveying speed and low grinding speed and grinding idling caused by low conveying speed and high grinding speed are prevented, and the reliability of the device is improved.

Aiming at solving the problem of feeding and guiding materials; as shown in fig. 1-3, the material guiding mechanism 3 is a flared material guiding hopper 20, and when in use, all the granular raw materials can be stored in the flared material guiding hopper 20.

In the embodiment, when in use, all the particle raw materials can be stored in the flared guide hopper 20, the raw materials enter the material conveying shell 10 along the flared guide hopper 20, when the particle raw materials enter the top of the material conveying shell 10 and fall into the material containing groove 19 positioned at the top, at this time, the motor 4 is started, the second shaft 14 is driven to rotate, firstly, when the second shaft 14 rotates, the second shaft can drive the first shaft 11 to rotate through the transmission of the first belt wheel 6, the synchronous belt 8 and the second belt wheel 9, so as to drive the material conveying roller 18 to rotate, when the material conveying roller 18 rotates, the material containing groove 19 positioned at the top and containing the raw materials can be rotated to the bottom, so as to convey the raw materials contained in the material containing groove 19 into the grinding shell 12, and secondly, when the second shaft 14 rotates, the two grinding rollers 13 are driven to rotate in opposite directions through the meshing action of the first gear 5 and the second gear 7, so as to grind the particle raw materials between the two grinding rollers, after the particles are ground, they become powder and enter the printer through the solenoid valve 15.

Example 2:

an automatic supplement device for 3D printing consumables is shown in figures 2 and 3 and aims to solve the problem of emptying; this example makes the following modifications to example 1: grinding rubbing crusher constructs 1 and includes blower housing 21 and the feed cylinder 24 that holds that is used for depositing the granule raw materials, two at least spacing grooves 22 have been seted up to the top outer wall of blower housing 21, and the opening part that holds feed cylinder 24 is provided with the spacing hollow bulge 27 of cooperation that matches with spacing groove 22, the bottom inner wall fixed mounting of spacing groove 22 has spacing subassembly 23 with the intercommunication of blower housing 21 inner chamber, the inner wall of holding feed cylinder 24 rotates and is connected with built-in lid 26, and built-in lid 26 and the relative one side fixed mounting who holds feed cylinder 24 have same spring 25, spacing subassembly 23 includes frustum base member 28 and sets up in the protruding 30 of sharp form at frustum base member 28 top, the passageway 29 rather than the inner chamber intercommunication is seted up to the circumference outer wall of frustum base member 28.

When the material storage device is used, firstly, in the loading process of the raw materials, the raw materials can be directly put into the opening of the material storage barrel 24, at the moment, the built-in cover 26 rotates under the action of gravity and the pressure of the raw materials, the raw materials can enter the material storage barrel 24 for storage, in the using state of the raw materials, the material storage barrel 24 is directly inverted, at the moment, the built-in cover 26 is subjected to the pressure of the raw materials, the opening of the material storage barrel 24 is blocked, the raw materials are prevented from passing through, then, the matched limiting hollow protrusion 27 is inserted between the limiting groove 22 and the limiting assembly 23, at the moment, the sharp-shaped protrusion 30 at the top of the limiting assembly 23 jacks up the built-in cover 26, at the moment, the raw materials enter the diversion shell 21 along the channel 29, the raw materials entering the diversion shell 21 are sequentially conveyed and ground through the quantitative synchronous conveying mechanism 2 and the grinding and crushing mechanism 1, and are hot-melted and used in the printer, in the embodiment, through the improvement of the structure of the storage barrel of the traditional raw materials, and carry out supporting design to guide mechanism 3 for the raw materials can be with holding feed cylinder 24 as unit modularization material loading, improved the efficiency and the convenience of material loading, and spacing subassembly 23 and built-in lid 26's cooperation design, can effectually prevent to go up the unloading in-process raw materials and spill, have improved the reliability of device.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an automatic supplementary equipment of 3D printing consumables, includes grinding rubbing crusher structure (1), quantitative synchronous defeated material mechanism (2) and guide mechanism (3) that set gradually from bottom to top, its characterized in that, grinding rubbing crusher structure (1) is including grinding casing (12) and two grinding roller (13), two grinding roller (13) all rotate through two (14) of axle and connect on the inner wall of grinding casing (12), two the outer wall of two (14) of axle has gear (5) and gear (7) through the key-type connection respectively, gear (5) and gear two (7) intermeshing, one of them the outer wall of two (14) of axle has motor (4) through the coupling joint, and motor (4) fixed mounting is on the outer wall of grinding casing (12), the bottom of grinding casing (12) is provided with solenoid valve (15).

2. The automatic replenishing apparatus for 3D printing consumables according to claim 1, wherein the diameters of the first gear (5) and the second gear (7) are different.

3. The automatic replenishment equipment for 3D printing consumables according to claim 2, wherein the grinding roller (13) is conical, and the two grinding rollers (13) are arranged in central symmetry.

4. The automatic replenishing equipment for the 3D printing consumables according to claim 1, wherein the outer walls of the bottoms of the two grinding rollers (13) are respectively provided with a scraper (16) attached to the outer wall of the grinding rollers, and the scrapers (16) are fixedly arranged on the inner wall of the grinding shell (12).

5. The automatic replenishing equipment for 3D printing consumables according to claim 4, wherein the outer walls of the tops of the two grinding rollers (13) are provided with baffles (17), and the baffles (17) are fixedly installed on the inner wall of the grinding shell (12).

6. The automatic replenishing device for the 3D printing consumables according to claim 1, wherein the quantitative synchronous feeding mechanism (2) comprises a feeding shell (10) and a feeding roller (18), the feeding roller (18) is rotatably connected to the inner wall of the feeding shell (10) through a first shaft (11), and the outer wall of the feeding roller (18) is provided with a uniform accommodating groove (19).

7. The automatic 3D printing consumable replenishment equipment according to claim 6, wherein the outer walls of the first shaft (11) and the second shaft (14) are respectively connected with a second belt wheel (9) and a first belt wheel (6) through keys, and the second belt wheel (9) and the first belt wheel (6) are synchronously matched through a synchronous belt (8).

8. The automatic 3D printing consumable replenishment equipment according to claim 1, wherein the grinding and smashing mechanism (1) comprises a diversion shell (21) and a material containing barrel (24) for storing granular raw materials, at least two limiting grooves (22) are formed in the outer wall of the top of the diversion shell (21), and a matched limiting hollow protrusion (27) matched with the limiting grooves (22) is arranged at an opening of the material containing barrel (24).

9. The automatic 3D printing consumable replenishment equipment according to claim 8, wherein a limiting assembly (23) communicated with the inner cavity of the diversion shell (21) is fixedly mounted on the inner wall of the bottom of the limiting groove (22), a built-in cover (26) is rotatably connected to the inner wall of the material containing barrel (24), and the same spring (25) is fixedly mounted on the opposite side of the built-in cover (26) and the material containing barrel (24).

10. The automatic 3D printing consumable replenishment equipment according to claim 9, wherein the limiting assembly (23) comprises a frustum base body (28) and a pointed protrusion (30) arranged at the top of the frustum base body (28), and a channel (29) communicated with an inner cavity of the frustum base body (28) is formed in the circumferential outer wall of the frustum base body (28).