CN217553152U

CN217553152U - Agitating unit and 3D printer

Info

Publication number: CN217553152U
Application number: CN202220992902.8U
Authority: CN
Inventors: 马义和
Original assignee: Yingchuangxin Materials Shanghai Co ltd
Current assignee: Yingchuangxin Materials Shanghai Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-10-11
Anticipated expiration: 2032-04-27
Also published as: WO2023207868A1

Abstract

The utility model relates to a 3D prints technical field, especially relates to an agitating unit and 3D printer. The stirring device comprises at least one bin and a dust removal mechanism. This feed bin is used for holding the raw materials, dust removal mechanism sets up on the feed bin, the hole of removing dust has been seted up to the up end of feed bin, dust removal mechanism is including dust removal subassembly and backward flow subassembly, the dust removal subassembly is through the inside intercommunication of dust removal hole and feed bin in order to retrieve the dust that produces in the feed bin, the part of backward flow subassembly stretches into in the dust removal subassembly, the backward flow subassembly can intermittent type nature with the dust in the dust removal subassembly blow back the feed bin from the hole of removing dust, so that the dust of retrieving in the self-cleaning dust removal subassembly, need not the artifical clearance dust of operator. The backflow component is intermittently arranged in the dust blowing process, so that energy conservation and emission reduction are facilitated. This 3D printer is through above-mentioned agitating unit, the dust of retrieving in the self-cleaning dust removal subassembly of being convenient for to reduce the frequency of the artifical clearance dust of operator, and improve energy saving and emission reduction's effect.

Description

Agitating unit and 3D printer

Technical Field

The utility model relates to a 3D prints technical field, especially relates to an agitating unit and 3D printer.

Background

3D printing is typically achieved using digital technology material 3D printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design, building and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available.

Be applied to 3D printer in building field includes agitating unit, and one or more raw materialss are carried and are carried the intensive mixing in agitating unit to carry out 3D and print.

The existing stirring device comprises a stock bin for accommodating raw materials and a dust removal component arranged on the stock bin, wherein the dust removal component is communicated with the stock bin to achieve the purpose of dust removal. However, the dust in the dust removal assembly needs to be manually replaced by an operator after much dust is accumulated, and the dust removal energy consumption is high after the dust is accumulated.

For solving above-mentioned problem, provide an agitating unit and 3D printer urgently, need operator's manually operation to change after solving dust removal assembly in the dust accumulation many, and the dust piles up the problem that the back leads to the dust removal energy consumption to be high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an agitating unit to reach the frequency that reduces the artifical clearance dust of operator and improve energy saving and emission reduction's effect.

An object of the utility model is to provide a 3D printer, through above-mentioned agitating unit to reach the frequency that reduces the artifical clearance dust of operator and improve energy saving and emission reduction's effect.

To achieve the purpose, the utility model adopts the following technical proposal:

a mixing device, comprising:

at least one silo for holding raw materials; and

dust removal mechanism sets up on the feed bin, the dust removal hole has been seted up to the up end of feed bin, dust removal mechanism includes dust removal subassembly and backward flow subassembly, the dust removal subassembly passes through the dust removal hole with the inside intercommunication of feed bin is in order to retrieve dust in the feed bin, the part of backward flow subassembly stretches into in the dust removal subassembly, the backward flow subassembly is configured into intermittent type nature with retrieve in the dust removal subassembly the dust is followed the dust removal hole blows back in the feed bin.

As an alternative, the reflow assembly includes:

one end of the return pipe extends into the dust removal assembly;

and the gas generating device is communicated with the other end of the return pipe, and can blow gas to the dust in the dust removal assembly through the return pipe.

As an alternative, the reflow assembly further includes:

and the spray head is arranged at one end of the return pipe, which is far away from the gas generating device, and the spray direction of the spray head is the side wall and the end face of the dust removal component, which are far away from the direction of the dust removal hole.

As an alternative, the dusting assembly comprises:

the dust removing barrel is arranged on the dust removing hole; and

the dust removal driving part is arranged at one end, far away from the dust removal hole, of the dust removal barrel and is configured to drive the dust to enter the dust removal barrel.

As an alternative, the stirring device further comprises:

at least one conveying mechanism, conveying mechanism with the feed bin one-to-one sets up, conveying mechanism is used for carrying the raw materials, conveying mechanism is including carrying drive assembly and conveying component, conveying component with the bottom intercommunication of feed bin to personally submit first contained angle slope with the level and upwards set up, carry drive assembly with conveying component's direction of delivery is the setting of second contained angle.

As an alternative, the second angle is 90 ° or 180 °.

As an alternative, the conveyor assembly may have a viewing window formed therein, the viewing window being configured to view and maintain the conveyor assembly.

As an alternative, the stirring device further comprises a mixing silo and a liquid supply assembly, the liquid supply assembly comprising:

a liquid supply tank capable of supplying liquid into the mixing bowl;

a liquid level detection member provided in the liquid supply tank, the liquid level detection member being capable of floating at a liquid level of the liquid; and

the alarm is connected with the liquid level detection piece, and when the position of the liquid level detection piece exceeds the lowest liquid level or the highest liquid level, the alarm can give an alarm.

As an alternative, the silo comprises:

the feed bin comprises a feed bin body, wherein a feed inlet is formed in the feed bin body; and

and the cover plate covers the feeding port.

A 3D printer comprising an agitation apparatus as claimed in any one of the preceding claims.

The utility model has the advantages that:

the utility model provides a stirring device, this stirring device include at least one feed bin and dust removal mechanism. This feed bin is used for holding the raw materials, dust removal mechanism sets up on the feed bin, the hole of removing dust has been seted up to the up end of feed bin, dust removal mechanism is including dust removal subassembly and backward flow subassembly, the dust removal subassembly is through the inside intercommunication of dust removal hole and feed bin in order to retrieve the dust that produces in the feed bin, the part of backward flow subassembly stretches into in the dust removal subassembly, the backward flow subassembly can intermittent type nature with the dust in the dust removal subassembly blow back the feed bin from the hole of removing dust, so that the dust of retrieving in the self-cleaning dust removal subassembly, need not the artifical clearance dust of operator. The backward flow subassembly blows the feed bin back with the dust from the dust removal hole, is favorable to simplifying backward flow subassembly structure, and realizes that the raw materials is retrieved, is favorable to practicing thrift the cost. The backflow component is intermittently arranged in the dust blowing process, so that energy conservation and emission reduction are facilitated.

The utility model also provides a 3D printer, through above-mentioned agitating unit, the dust of retrieving in the self-cleaning dust removal subassembly of being convenient for to reduce the frequency of the artifical clearance dust of operator, and improve energy saving and emission reduction's effect.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a stirring device provided by an embodiment of the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure of a dust removing mechanism provided in an embodiment of the present invention;

fig. 3 is a schematic cross-sectional structure view of a conveying mechanism of a stirring device provided in an embodiment of the present invention;

fig. 4 is a partially enlarged schematic view at a in fig. 3.

The figures are labeled as follows:

100-a storage bin; 110-a bin body; 120-a cover plate;

200-a dust removal mechanism; 210-a dust removal assembly; 211-a dust removal bucket; 212-a dust removal drive; 220-a reflow assembly; 221-a return pipe; 222-a gas generating device; 223-a spray head;

300-a conveying mechanism; 310-a transport drive assembly; 320-a conveying assembly; 321-a visible window;

400-mixing bin;

500-a liquid supply assembly; 510-a liquid supply tank; 520-a liquid level detection member; 521-a connecting rod; 522-floating ball; 530-alarm; 540-liquid metering bin;

600-control system.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only a part of the structure related to the present invention is shown in the drawings, not the whole structure.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through a structural or functional interconnection between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

3D printing is typically achieved using digital technology material 3D printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design, building and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology exist.

Be applied to 3D printer in building field includes agitating unit, and one or more raw materialss are carried and are carried among the agitating unit and carry out intensive mixing to 3D prints. The 3D printer in this embodiment is mainly applied to printing building structure.

As shown in fig. 1, the present embodiment provides a stirring apparatus, which includes at least one bin 100 for containing raw materials, and the raw materials in each bin 100 may be the same raw material or different raw materials. The storage bin 100 is shaped like a funnel, and a feeding port is formed in the storage bin 100. The bottom of the storage bin 100 is provided with a discharge hole.

Preferably, with continued reference to fig. 1, the silo 100 includes a silo body 110 and a cover plate 120 because of dust generated during the raw material injection and output process. The feeding port is arranged on the bin body 110. The cover plate 120 covers the material inlet, so that dust is prevented from overflowing from the material inlet, and dust-free and clean production environment is guaranteed.

As shown in fig. 1 and 2, the stirring device further comprises a dust removing mechanism 200 arranged on the bin 100, a dust removing hole is formed in the upper end face of the bin 100, the dust removing mechanism 200 comprises a dust removing component 210 and a backflow component 220, the dust removing component 210 is communicated with the interior of the bin 100 through the dust removing hole so as to recover dust generated in the bin 100, thereby reducing dust generated in the production process through the dust removing component 210, ensuring clean environment and being beneficial to the health of an operator. The part of the backflow component 220 extends into the dust removal component 210, and the backflow component 220 can intermittently return the dust in the dust removal component 210 from the dust removal Kong Chui to the material bin 100, so that the dust recovered in the dust removal component 210 can be automatically cleaned without manual cleaning of the dust by an operator. The backflow component 220 returns dust from the dust removal Kong Chui to the feed bin 100, so that the structure of the backflow component 220 is simplified, raw material recovery is realized, and cost saving is facilitated. Specifically, in order to avoid the conflict between the dust recovery process of the dust removal assembly 210 and the working process of the backflow assembly 220, the dust blowing process of the backflow assembly 220 is intermittently set, which is beneficial to energy conservation and emission reduction.

The 3D printer is convenient for automatically cleaning the dust recovered from the dust removing assembly 210 through the stirring device, so that the frequency of manually cleaning the dust by an operator is reduced, and the effects of energy conservation and emission reduction are improved.

The detailed structure of the dust removing assembly 210 will now be described with reference to fig. 2. As shown in fig. 2, the dust removing assembly 210 includes a dust removing barrel 211 and a dust removing driving member 212, the dust removing barrel 211 is disposed on the dust removing hole, the dust removing driving member 212 is disposed at one end of the dust removing barrel 211 far from the dust removing hole, and the dust removing driving member 212 can drive dust to enter the dust removing barrel 211, so that the dust generated in the storage bin 100 enters the dust removing barrel 211 in a large proportion, and the dust is reduced to be released to the production environment, thereby improving the dust removing effect. Further, in order to improve the capacity of recovering dust in the dust removing barrel 211 and avoid the dust from blocking the inlet of the dust removing barrel 211, a filter element is arranged in the dust removing barrel 211, and the dust is adsorbed by the filter element. Meanwhile, the filter element can prevent dust from entering the interior of the dust removal driving part 212, and the service life of the dust removal driving part 212 can be prolonged. Illustratively, the dust extraction drive 212 is an induced draft fan, which is a conventional component, low cost and convenient to procure.

The detailed structure of the reflow assembly 220 will now be described with reference to fig. 2.

As shown in fig. 2, the return assembly 220 includes a return pipe 221 and a gas generator 222. The one end of back flow pipe 221 stretches into dust removal subassembly 210, and the partly of back flow pipe 221 stretches into dust removal bucket 211 promptly, and gas generator 222 communicates with the other end of back flow pipe 221, and gas generator 222 can blow gas to dust removal subassembly 210 through back flow pipe 221 in to blow back the feed bin 100 with the accumulational dust in dust removal bucket 211 of dust removal subassembly 210, realize the dust removal effect promptly, realize the raw materials recovery again, be favorable to practicing thrift the cost. During operation, the gas generator 222 intermittently blows the gas into the return pipe 221 according to a preset time, so as to save energy and reduce emission. Illustratively, the gas generating device 222 in this embodiment is a high-pressure tank for storing high-pressure gas. And a pulse valve is arranged between the gas generating device 222 and the return pipe 221, and the frequency of the gas blown into the dust removing barrel 211 by the return assembly 220 is controlled by the pulse valve.

With reference to fig. 2, in order to ensure the dust backflow effect, the backflow component 220 further includes a nozzle 223 disposed at an end of the backflow pipe 221 away from the gas generating device 222, where the nozzle 223 can increase an area for blowing off the dust, further improve the cleaning effect of the dust removal component 210, increase a ratio of the dust flowing back into the storage bin 100, and facilitate improvement of the dust backflow effect. Specifically, the shower head 223 is a reverse shower head, which is convenient to assemble and can reach a predetermined air injection direction.

As shown in fig. 1 and 3, as an alternative, the stirring device further includes at least one conveying mechanism 300, the conveying mechanisms 300 are disposed in one-to-one correspondence with the bins 100, and the conveying mechanism 300 is used for conveying the raw materials. Illustratively, the number of the bins 100 in the present embodiment is two, and two conveying mechanisms 300 are provided accordingly. The specific number of the bins 100 and the conveying mechanisms 300 is set according to the kind of the raw material, and the embodiment is not limited thereto.

With continued reference to fig. 1 and fig. 3, the conveying mechanism 300 includes a conveying driving component 310 and a conveying component 320, the conveying component 320 is communicated with the bottom of the storage bin 100 and is disposed obliquely upward at a first included angle with the horizontal plane to convey the raw material from the bottom of the storage bin 100 upward, and the obliquely disposed conveying component 320 is beneficial to saving the volume of the stirring apparatus. The conveying driving assembly 310 is disposed at a second included angle with the conveying direction of the conveying assembly 320, so as to drive the conveying assembly 320 to convey the raw material. Optionally, the conveying assembly 320 is a screw feeder so as to convey the raw material from a lower position to a higher position.

Specifically, the second included angle is 90 °, so as to reduce the total length of the conveying mechanism 300, reduce the height occupied by the conveying driving component 310 at the bottom of the storage bin 100, increase the volume of the storage bin 100 under the condition that the storage bin 100 is guaranteed to be set to a constant height, and reduce the frequency of injecting raw materials into the storage bin 100. When the second included angle is 90 °, the conveying driving assembly 310 includes a conveying driving member and a direction switching member, and the direction switching member is connected between the conveying driving member and the conveying assembly 320 to realize 90 ° transformation of the output direction of the conveying driving member. Of course, in other embodiments, the second included angle may be 180 °, which is simple and easy to assemble and maintain.

As an alternative, as shown in fig. 3, a viewing window 321 is formed on the conveying assembly 320, and the viewing window 321 is used for viewing and maintaining the conveying assembly 320, so as to provide convenience for an operator to clean and maintain the conveying assembly 320, and the operator can view the conveying condition of the raw materials inside the conveying assembly 320 at any time.

As shown in fig. 3, the mixing device further comprises a mixing bowl 400, the mixing bowl 400 being adapted to mix the raw materials from the at least one silo 100. The stirring device further comprises a liquid supply assembly 500 for feeding liquid into the mixing bowl 400. The detailed structure of the liquid supply assembly 500 will now be described with reference to fig. 1, 3 and 4.

As shown in fig. 3 and 4, the liquid supply assembly 500 includes a liquid supply tank 510, a liquid level detection member 520, and an alarm 530. Wherein, liquid supply case 510 can with supply liquid in blending bunker 400, liquid level detection piece 520 sets up in liquid supply case 510, liquid level detection piece 520 can float at the liquid level of liquid, alarm 530 is connected with liquid level detection piece 520, when the position of liquid level detection piece 520 surpassed minimum liquid level or surpassed the highest liquid level, alarm 530 can cross the police dispatch newspaper, this liquid supply subassembly 500 need not artifical inspection make-up liquid, is favorable to simplifying operator's work flow. Illustratively, the liquid in this embodiment is water.

Specifically, the liquid level detector 520 includes a link 521 and a float 522, the link 521 is connected to the alarm 530, the float 522 is disposed at an end of the link 521 away from the alarm 530, and the float 522 can float on the liquid level and can move up and down with the level of the liquid level. When the floating ball 522 is located at different liquid levels, the included angle between the connecting rod 521 and the alarm 530 is different, and when the floating ball 522 is too high or too low, the included angle between the connecting rod 521 and the alarm 530 exceeds a preset range, so that an alarm is given out.

As an alternative, as shown in fig. 1, the liquid supply assembly 500 further comprises a liquid metering bin 540 disposed between the liquid supply tank 510 and the mixing bowl 400, the liquid metering bin 540 being configured to measure the volume of liquid output from the liquid supply tank 510, thereby improving the precision control of the raw materials and liquid in the mixing bowl 400.

Further, as shown in fig. 1, the stirring apparatus further includes a control system 600, and the control system 600 is electrically connected to the conveying mechanism 300, the dust removing mechanism 200 and the liquid supply assembly 500, so as to control the conveying mechanism 300, the dust removing mechanism 200 and the liquid supply assembly 500.

It is noted that the basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration only, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. A stirring device, comprising:

at least one silo (100) for containing raw materials; and

dust removal mechanism (200), set up on feed bin (100), the dust removal hole has been seted up to the up end of feed bin (100), dust removal mechanism (200) are including dust removal subassembly (210) and backward flow subassembly (220), dust removal subassembly (210) pass through the dust removal hole with the inside intercommunication of feed bin (100) is in order to retrieve the dust in feed bin (100), the part of backward flow subassembly (220) stretches into in dust removal subassembly (210), backward flow subassembly (220) are configured as intermittent type nature with retrieve in dust removal subassembly (210) the dust is followed the dust removal hole blows back in feed bin (100).

2. The stirring device of claim 1, wherein said backflow assembly (220) comprises:

a return pipe (221), one end of the return pipe (221) extending into the dust removing assembly (210);

and the gas generating device (222) is communicated with the other end of the return pipe (221), and the gas generating device (222) can blow gas to the dust in the dust removing assembly (210) through the return pipe (221).

3. The stirring device of claim 2, wherein said backflow assembly (220) further comprises:

and the spray head (223) is arranged at one end of the return pipe (221) far away from the gas generating device (222), and the spray direction of the spray head (223) is the side wall and the end face of the dust removing component (210) far away from the dust removing hole.

4. The stirring device according to claim 1, characterized in that said dusting assembly (210) comprises:

a dust removal barrel (211) disposed on the dust removal hole; and

a dust removal driving member (212) disposed at an end of the dust removal barrel (211) away from the dust removal hole, the dust removal driving member (212) being configured to drive the dust into the dust removal barrel (211).

5. The blending device of claim 1, further comprising:

at least one conveying mechanism (300), conveying mechanism (300) with feed bin (100) one-to-one sets up, conveying mechanism (300) are used for carrying the raw materials, conveying mechanism (300) are including carrying drive assembly (310) and conveyor components (320), conveyor components (320) with the bottom intercommunication of feed bin (100) to personally submit first contained angle slope upwards setting with the level, carry drive assembly (310) with conveyor components's (320) direction of delivery is the setting of second contained angle.

6. Stirring device according to claim 5, characterised in that said second angle is 90 ° or 180 °.

7. The mixing apparatus of claim 5, wherein the conveyor assembly (320) defines a viewing window (321), the viewing window (321) configured to view and maintain the conveyor assembly (320).

8. The mixing device according to claim 1, further comprising a mixing bowl (400) and a liquid supply assembly (500), the liquid supply assembly (500) comprising:

a liquid supply tank (510), the liquid supply tank (510) being capable of supplying liquid into the mixing bowl (400);

a liquid level detection member (520) provided in the liquid supply tank (510), the liquid level detection member (520) being capable of floating at a liquid level of the liquid; and

the alarm (530) is connected with the liquid level detection piece (520), and when the position of the liquid level detection piece (520) exceeds the lowest liquid level or the highest liquid level, the alarm (530) can give an alarm.

9. The stirring device according to claim 1, characterized in that said silo (100) comprises:

the feed bin comprises a feed bin body (110), wherein a feed inlet is formed in the feed bin body (110); and

and the cover plate (120) covers the feeding port.

10. A 3D printer comprising a stirring device according to any one of claims 1 to 9.