CN219251996U

CN219251996U - Dustproof mechanism for 3D printing

Info

Publication number: CN219251996U
Application number: CN202222506039.3U
Authority: CN
Inventors: 李焕章; 李杰明
Original assignee: Jinze Printing Shenzhen Co ltd
Current assignee: Jinze Printing Shenzhen Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-06-27
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a dustproof mechanism for 3D printing, which comprises a protective box, wherein a motor is bolted to the left side of the top of an inner cavity of the protective box, a screw rod is bolted to an output shaft of the motor, a fixed plate is rotatably connected to the right side of the screw rod through a bearing, the top of the fixed plate is bolted to the right side of the top of the inner cavity of the protective box, a threaded sleeve is connected to the surface of the screw rod in a threaded manner, an air cylinder is bolted to the bottom of the threaded sleeve, a printing head is bolted to the bottom of the air cylinder, a supporting table is bolted to the bottom of the inner cavity of the protective box through a mounting block, dust in the protective box is pumped into the machine box through the cooperation of a fan, a three-way pipe, a machine box, a first filter screen, a second filter screen and a connecting pipe, the dust is filtered, the dust is prevented from being attached to printed objects, the quality of printing is prevented from being influenced, and the first filter screen and the second filter screen are convenient to detach through the cooperation of a threaded rod, a threaded block, a connecting plate and a clamping block.

Description

Dustproof mechanism for 3D printing

Technical Field

The utility model relates to the technical field of 3D printing, in particular to a dustproof mechanism for 3D printing.

Background

3D printing, also known as stereoscopic printing, is often referred to as stereoscopic raster printing. The method adopts a principle that the space difference can be generated by simulating the human eye distance, and pixels with different angles and different layers are recorded on a photosensitive material.

In the prior art, application number CN201921783622.0 discloses a 3D printer with uninterrupted operation of material control function, the total amount of material passing through a first pipeline is monitored through a flow metering valve to estimate the material content in the feeding mechanism, and the material is supplied to the feeding mechanism by controlling a water pump to realize continuous supply effect, so that the problems that the material of the existing printer is mainly an immobilized material box, faults exist in supply, and insufficient printing material is easy to occur in printing are solved.

The device still has the following disadvantages: during the use of the printing head, dust in the surrounding environment can adhere to the printed articles during the printing process, thereby affecting the printing quality and reducing the qualification rate of the printed articles.

Disclosure of Invention

The utility model aims to provide a dustproof mechanism for 3D printing, which is used for sucking dust in a protective box into a machine box, filtering the dust, avoiding the dust from adhering to printed objects and avoiding affecting the printing quality so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dustproof mechanism for 3D printing, includes the protective housing, the left side bolt at protective housing inner chamber top has the motor, the output shaft bolt of motor has the lead screw, the right side of lead screw is rotated through the inner circle of bearing and is connected with the fixed plate, and the top of fixed plate and the right side bolt at protective housing inner chamber top, and the bearing is installed in the inside of fixed plate, the surface screw thread connection of lead screw has the thread bush, the bottom bolt of thread bush has the cylinder, and the piston rod bolt of cylinder has the print head, the bottom of protective housing inner chamber has the brace table through the installation piece bolt, the top of protective housing is provided with dust removal mechanism, dust removal mechanism includes bleed subassembly and filter unit, bleed subassembly includes fan, three-way pipe, quick-witted case, the fan sets up in the center department at protective housing top, the air inlet intercommunication of fan has the intake pipe, and the bottom intercommunication of intake pipe, the both ends of three-way pipe all are linked together there is the gas-supply pipe, and the one end and the inboard intercommunication of quick-witted case that the gas-supply pipe kept away from the fan.

Preferably, the filter component comprises a first filter screen, a second filter screen and a connecting pipe, the fan is arranged at the center of the top of the protective box, the top of the inner cavity of the case is bolted with a case body, the inner side of the bottom of the case body is in contact with the top of the first filter screen, the outer side of the bottom of the case body is in contact with the top of the second filter screen, the outer side of the case body is communicated with one end of the connecting pipe, the other end of the connecting pipe penetrates through the inner cavity of the protective box, and the inner side of the connecting pipe is sequentially communicated with an air inlet head from top to bottom.

Preferably, the center department of box inner chamber bottom is connected with the threaded rod through the bearing rotation, the surface threaded connection of threaded rod has the screw thread piece, the equal bolt of both sides of screw thread piece has the connecting plate, the front and the back of connecting plate bottom have the fixture block all to bolt, the bottom of fixture block runs through the box and downwardly extending, the top bolt of first filter screen and second filter screen has the mounting panel, and the draw-in groove that the cooperation fixture block used has been seted up at the top of mounting panel, the top of threaded rod runs through box and quick-witted case in proper order and bolt has the stem, and the limiting hole has been seted up on the right side of stem.

Preferably, the anti-dust protection device further comprises a ventilation pipe, wherein the ventilation pipe is arranged at the bottoms of two sides of the protection box, and dust screens are bolted to the bottoms of two sides of the inner cavity of the protection box.

Preferably, the device further comprises a first sliding groove, wherein the first sliding groove is formed in the top of the inner cavity of the protective box, the inner cavity of the first sliding groove is connected with a first sliding block in a sliding mode, and the bottom of the first sliding block is bolted with the top of the threaded sleeve.

Preferably, the two sides of the inner cavity of the box body are provided with second sliding grooves, the inner cavity of each second sliding groove is connected with a second sliding block in a sliding mode, and one opposite side of each second sliding block is bolted with the outer side of the connecting plate.

Preferably, the protective box further comprises supporting legs, and the supporting legs are fixed on the periphery of the bottom of the protective box.

Preferably, a sealing ring is adhered to the center of the top of the case, and the inner ring of the sealing ring is in contact with the surface of the threaded rod.

Preferably, the right side bolt at machine case top has the supporting shoe, the right side bolt of supporting shoe has the spring, and the right side bolt of spring has the pull rod, the bottom bolt in the pull rod left side has the draw-in lever, and the left side of draw-in lever runs through the supporting shoe and uses with spacing hole cooperation.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model provides a dustproof mechanism for 3D printing, which is characterized in that dust in a protective box is pumped into a machine box through the cooperation of a fan, a three-way pipe, a machine box, a first filter screen, a second filter screen and a connecting pipe, and the dust is filtered, so that the dust is prevented from being attached to printed objects, and the quality of printing is prevented from being influenced.

2. The utility model provides a dustproof mechanism for 3D printing, which is convenient for disassembling a first filter screen and a second filter screen through the matching of a threaded rod, a threaded block, a connecting plate and a clamping block, improves the disassembling efficiency, limits a threaded sleeve through the matching of a first sliding groove and a first sliding block, and limits the connecting plate through the matching of a second sliding groove and a second sliding block.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of a chassis structure of the present utility model;

FIG. 3 is an enlarged view of the structure shown in FIG. 2A in accordance with the present utility model;

fig. 4 is a perspective view of the structure of the threaded rod, the threaded block, the connecting plate and the clamping block of the utility model.

Reference numerals in the drawings: 1. a protective box; 2. a motor; 3. a screw rod; 4. a thread sleeve; 5. a dust removing mechanism; 51. an air extraction assembly; 511. a blower; 512. a three-way pipe; 513. a chassis; 52. a filter assembly; 521. a first filter screen; 522. a second filter screen; 523. a connecting pipe; 6. a case; 7. a threaded rod; 8. a screw block; 9. a connecting plate; 10. a clamping block; 11. a first chute; 12. a first slider; 13. a second chute; 14. a second slider; 15. a support block; 16. a pull rod; 17. and a ventilation pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a dustproof mechanism for 3D printing, as shown in figures 1-4, which comprises a protective box 1, wherein a motor 2 is bolted to the left side of the top of the inner cavity of the protective box 1, a screw rod 3 is bolted to the output shaft of the motor 2, the right side of the screw rod 3 is rotatably connected with a fixed plate through the inner ring of a bearing, the top of the fixed plate is bolted to the right side of the top of the inner cavity of the protective box 1, the bearing is arranged in the fixed plate, the surface of the screw rod 3 is in threaded connection with a thread bush 4, the bottom of the thread bush 4 is bolted with a cylinder, the piston rod of the cylinder is bolted with a printing head, the bottom of the inner cavity of the protective box 1 is bolted to a supporting table through a mounting block, the top of the protective box 1 is provided with a dedusting mechanism 5, the dedusting mechanism 5 comprises an air extraction component 51 and a filtering component 52, the air extraction component 51 comprises a fan 511, a three-way pipe 512 and a case 513, the fan 511 is arranged at the center of the top of the protective box 1, the air inlet of the fan 511 is communicated with an air inlet pipe, the top end of the air inlet pipe is communicated with the bottom end of a three-way pipe 512, two ends of the three-way pipe 512 are communicated with air pipes, one end of each air pipe far away from the fan 511 is communicated with the inner side of a case 513, the filter assembly 52 comprises a first filter screen 521, a second filter screen 522 and a connecting pipe 523, the fan 511 is arranged at the center of the top of the protective case 1, the top of an inner cavity of the case 513 is bolted with a case body 6, the inner side of the bottom of the case body 6 is contacted with the top of the first filter screen 521, the outer side of the bottom of the case body 6 is contacted with the top of the second filter screen 522, the outer side of the case 513 is communicated with one end of the connecting pipe 523, the other end of the connecting pipe 523 penetrates to the inner cavity of the protective case 1, the inner sides of the connecting pipes 523 are sequentially communicated with air inlet heads from top to bottom, the fan 511 pumps air inside the two cases 513, and the air pressure in the two cases 513 is reduced, the two tanks are connected to each other by a connection pipe 523 to draw out air in the protection tank 1, and dust is sucked into the cabinet 513 to be filtered.

The center department of box 6 inner chamber bottom is connected with threaded rod 7 through the bearing rotation, threaded rod 7's surface threaded connection has thread block 8, the both sides of thread block 8 all bolt has connecting plate 9, the front and the back of connecting plate 9 bottom have all been bolted with fixture block 10, the bottom of fixture block 10 runs through box 6 and downwardly extending, the mounting panel has been bolted at the top of first filter screen 521 and second filter screen 522, and the draw-in groove that cooperation fixture block 10 used has been seted up at the top of mounting panel, box 6 and quick-witted case 513 are run through in proper order at threaded rod 7's top and the bolt has the stem, and spacing hole has been seted up on the right side of stem, the installation and the dismantlement efficiency of first filter screen 521 and second filter screen 522 have been improved, be convenient for clear up first filter screen 521 and second filter screen 522.

Still include ventilation pipe 17, ventilation pipe 17 set up in the bottom of protective housing 1 both sides, and the bottom of protective housing 1 inner chamber both sides all bolt has the dust screen, through the cooperation of ventilation pipe 17 and dust screen, has improved the ventilation effect of protective housing 1 to filter the air.

Still include first spout 11, first spout 11 is seted up at the top of protective housing 1 inner chamber, and the inner chamber sliding connection of first spout 11 has first slider 12, and the bottom of first slider 12 is bolted with the top of thread bush 4, and supplementary thread bush 4 removes, has improved the stability of thread bush 4.

The second spout 13 has all been seted up to the both sides of box 6 inner chamber, and the inner chamber sliding connection of second spout 13 has second slider 14, and the outside bolt of second slider 14 opposite side and connecting plate 9, and supplementary connecting plate 9 removes, has improved the stability of connecting plate 9, makes fixture block 10 accurately insert in the draw-in groove.

The protective box further comprises supporting legs, wherein the supporting legs are fixed on the periphery of the bottom of the protective box 1 and are used for supporting the protective box 1.

A sealing ring is adhered to the center of the top of the chassis 513, and the inner ring of the sealing ring is in contact with the surface of the threaded rod 7, so that the tightness of the box body 6 is improved.

The right bolt at the top of the chassis 513 has a supporting block 15, the right bolt of the supporting block 15 has a spring, and the right bolt of the spring has a pull rod 16, the bottom bolt of the left side of the pull rod 16 has a clamping rod, and the left side of the clamping rod runs through the supporting block 15 and cooperates with the spacing hole to use, and is fixed to the rotating handle, when avoiding installing first filter screen 521 and second filter screen 522, the rotating handle rotates.

When the device is specifically used, the fan 511 is turned on, the fan 511 pumps air in the two cabinets 513, so that air pressure in the two cabinets 513 is reduced, the two cabinets pump air in the protective cabinet 1 through the connecting pipe 523, dust is sucked into the cabinets 513, at this time, the first filter screen 521 and the second filter screen 522 filter dust-containing gas, then the gas is conveyed into the three-way pipe 512 through the gas conveying pipe and is discharged through the fan 511, when the first filter screen 521 and the second filter screen 522 need to be replaced, a user moves the pull rod 16 rightward and stretches the spring, then the pull rod 16 drives the clamping rod to pump out from the limiting hole, then the user rotates the rotating handle, the rotating handle drives the threaded rod 7 to rotate, so that the first filter screen 521 and the second filter screen 522 drive the threaded block 8 to move upwards, then the connecting plate 9 drives the clamping block 10 to move upwards, the clamping block 10 to pump out from the clamping groove, and then the user moves the first filter screen 521 and the second filter screen 522 to the front side, and the disassembly is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Dustproof mechanism is used in 3D printing, including protective housing (1), its characterized in that: the utility model provides a dust removal mechanism, including air extraction assembly (51) and filter module (52), air extraction assembly (51) are including fan (511), three-way pipe (512), quick-witted case (513), fan (511) set up in the center department at protection housing (1) top, the surface threaded connection of lead screw (3) has threaded sleeve (4), the bottom bolt of threaded sleeve (4) has the cylinder, and the piston rod bolt of cylinder has the print head, the bottom of protection housing (1) inner chamber has the brace table through the installation piece bolt, the top of protection housing (1) is provided with dust removal mechanism (5), dust removal mechanism (5) are including air extraction assembly (51) and filter module (52), air extraction assembly (51) are including fan (511), three-way pipe (512), quick-witted case (513), the intercommunication of fan (511) top has air inlet pipe (4), and the bottom of three-way pipe (512) and the equal intercommunication of air-in-out pipe (512) and the equal intercommunication of three-way pipe (512) of air-in-out pipe (511).

2. The dustproof mechanism for 3D printing according to claim 1, wherein: the filter component (52) comprises a first filter screen (521), a second filter screen (522) and a connecting pipe (523), the fan (511) is arranged at the center of the top of the protective box (1), a box body (6) is bolted to the top of the inner cavity of the machine box (513), the inner side of the bottom of the box body (6) is in contact with the top of the first filter screen (521), the outer side of the bottom of the box body (6) is in contact with the top of the second filter screen (522), the outer side of the machine box (513) is communicated with one end of the connecting pipe (523), the other end of the connecting pipe (523) penetrates through the inner cavity of the protective box (1), and the inner sides of the connecting pipes (523) are sequentially communicated with air inlet heads from top to bottom.

3. The dustproof mechanism for 3D printing according to claim 2, wherein: the utility model discloses a box, including box (6), threaded rod (7), screw rod (7), connecting plate (9) are all bolted to the surface screw thread connection of threaded rod (7), front and the back of connecting plate (9) bottom all bolted connection have fixture block (10), the bottom of fixture block (10) runs through box (6) and downwardly extending, the top bolt of first filter screen (521) and second filter screen (522) has the mounting panel, and the draw-in groove that cooperation fixture block (10) used has been seted up at the top of mounting panel, the top of threaded rod (7) runs through box (6) and quick-witted case (513) in proper order and the bolt has the turning handle, and limiting hole has been seted up on the right side of turning handle.

4. The dustproof mechanism for 3D printing according to claim 1, wherein: the anti-dust protection device is characterized by further comprising a ventilation pipe (17), wherein the ventilation pipe (17) is arranged at the bottoms of two sides of the protection box (1), and dustproof nets are respectively bolted to the bottoms of two sides of the inner cavity of the protection box (1).

5. The dustproof mechanism for 3D printing according to claim 1, wherein: still include first spout (11), first spout (11) are seted up at the top of protective housing (1) inner chamber, the inner chamber sliding connection of first spout (11) has first slider (12), the bottom of first slider (12) is bolted with the top of thread bush (4).

6. The dustproof mechanism for 3D printing according to claim 2, wherein: the two sides of the inner cavity of the box body (6) are provided with second sliding grooves (13), the inner cavity of each second sliding groove (13) is connected with a second sliding block (14) in a sliding mode, and one side, opposite to the second sliding block (14), of each second sliding block is in bolting with the outer side of the connecting plate (9).

7. The dustproof mechanism for 3D printing according to claim 1, wherein: the protective box also comprises supporting legs, and the supporting legs are fixed around the bottom of the protective box (1).

8. The dustproof mechanism for 3D printing according to claim 2, wherein: a sealing ring is adhered to the center of the top of the case (513), and the inner ring of the sealing ring is in contact with the surface of the threaded rod (7).

9. The dustproof mechanism for 3D printing according to claim 2, wherein: the right side bolt at machine case (513) top has supporting shoe (15), the right side bolt of supporting shoe (15) has the spring, and the right side bolt of spring has pull rod (16), the bottom bolt in pull rod (16) left side has the draw-in lever, and the left side of draw-in lever runs through supporting shoe (15) and uses with spacing hole cooperation.