CN112092374B

CN112092374B - Last unloading auxiliary device of 3D printer

Info

Publication number: CN112092374B
Application number: CN202010901376.5A
Authority: CN
Inventors: 闻国平
Original assignee: Changshu Institute Co Ltd East China University Of Science And Technology
Current assignee: CHANGSHU INSTITUTE CO LTD EAST CHINA University OF SCIENCE AND TECHNOLOGY
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-04
Anticipated expiration: 2040-08-31
Also published as: CN112092374A

Abstract

The invention relates to a feeding and discharging auxiliary device of a 3D printer, which comprises a mounting frame and a swinging mechanism, wherein the mounting frame is arranged at the left part and the right part, top plates are arranged at the top ends of the two mounting frames, a material cabin is arranged between the two top plates, a jog switch is arranged at the rear part of the top plate, a left fan and a right fan are respectively arranged on the left mounting frame and the right mounting frame, the left fan and the right fan are electrically connected with the jog switch, the jog switch is touched when the material cabin moves backwards, a containing groove is arranged at the rear side of the top plate, the material cabin is arranged on the top plate in a sliding way matched with the sliding containing groove through a sliding rail, a sucking and rotating mechanism is arranged on the bottom surface of the top plate, the sucking and rotating mechanism is a rotating mechanism consisting of a hanging ring and a strong magnetic sucking ring, a motor is arranged at one side of the rotating mechanism, the strong magnetic ring is driven to rotate, the product piece formed on the rotary seat can rotate and suck and exhaust air simultaneously.

Description

Last unloading auxiliary device of 3D printer

Technical Field

The invention relates to the technical field of printer auxiliary devices, in particular to a feeding and discharging auxiliary device of a 3D printer.

Background

3D prints (3DP) machine is one kind and uses digital model file as the basis, but the adhesive material such as powdered metal or plastics, constructs the technique of object through the mode of printing layer by layer, and the material cabin is joined in marriage to the cooperation on most 3D printers, utilizes the material cabin to adorn and gets the resin.

However, the product printed by the filled resin has a certain amount of odor, which remains in the printing chamber, causing long-time odor of the printing chamber, and the odor is increased along with continuous printing of the product, and the printing chamber needs to be fixed in the printing chamber again by using the fixing bolt after being filled with the resin, which is troublesome to operate.

Disclosure of Invention

Basically, the inventor provides a last unloading auxiliary device of 3D printer, is provided with the swivel mount on the device, utilizes linkage drive's mode to make the swivel mount rotatory, can make in the printing cabin by resin or powder fashioned product spare by the rotation type suction row in printing the cabin, has improved the functionality.

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

the auxiliary feeding and discharging device of the 3D printer comprises an installation frame and a swinging mechanism, wherein the installation frame is arranged at a left position and a right position, top plates are arranged at the top ends of the two installation frames, a material cabin is arranged between the two top plates, a jog switch is arranged at the rear part of each top plate, a left fan and a right fan are respectively arranged on the left installation frame and the right installation frame, the left fan and the right fan are electrically connected with the jog switch, and the material cabin touches the jog switch when moving backwards;

the material cabin is characterized in that a left sliding groove and a right sliding groove are formed in the inner side of the top plate, a containing groove is formed in the rear side of the top plate, the material cabin is mounted on the top plate in a mode that a sliding rail is matched with the sliding grooves, the rear end of the material cabin is connected with the containing groove through a tension spring, a pull rod is further arranged on the front side of the material cabin, the rear portion of the material cabin is connected with the top plate through the tension spring, the pull rod is pulled to enable the material cabin to move forwards, the material cabin slides backwards under the influence of the tension spring, resets and collides with the inching switch, and a left fan and a right fan are driven to work in a power-on mode;

a rotary groove is formed in the middle of the top surface of the material cabin, a rotatable rotary seat is arranged in the rotary groove, and resin liquid filled in the material cabin is printed, molded and then falls on the rotary seat to rotate;

swing mechanism is located the front side of roof, swing mechanism includes and installs through the bearing frame two tuber pipes, two departments of controlling of roof front side the tuber pipe on all install one row of return bend, connect through the bearing plate between the return bend, left side fan right side fan with still be connected with the spring pipe between the tuber pipe, striking bearing plate when the feed bin outwards pulls out to make bearing plate linkage return bend luffing motion.

Preferably, the method comprises the following steps: the left fan is an exhaust fan, the right fan is an air suction fan, an exhaust type spray head is arranged on the bent pipe on the left fan, and an air suction type spray head is arranged on the bent pipe on the right fan.

Preferably, the method comprises the following steps: the return bend is the bending setting up, and all is located the front side of roof to the shower nozzle on the return bend is higher than the height in material cabin.

Preferably, the method comprises the following steps: the swivel mount is circular hoop, the bottom surface of roof is provided with inhales the commentaries on classics mechanism, when inhaling commentaries on classics mechanism rotation, the drive swivel mount rotary motion.

Preferably, the method comprises the following steps: the sucking and rotating mechanism comprises a hoisting ring welded on the bottom surface of the top plate and an outer tooth type rotating ring arranged on the hoisting ring in a rotary installation mode, and a circle of stop blocks are arranged on the periphery of the outer tooth type rotating ring.

Preferably, the method comprises the following steps: still be provided with the connecting plate between left side fan and the right fan, the right side of connecting plate is fixed with the motor, install the driving gear on the action axle of motor, the driving gear with outer tooth-like change ring meshing transmission, the driving gear drives outer tooth-like change ring rotation to it is rotatory to make outer tooth-like change ring linkage swivel mount.

Preferably, the method comprises the following steps: the external tooth type rotating ring is a strong magnet ring and is positioned at the bottom side of the rotating seat.

Preferably, the method comprises the following steps: the absorbing and rotating mechanism further comprises a bearing piece connected to the air pipe through a connecting rod, an arc-shaped opening is formed in the inner end of the bearing piece, and the stop block drives the bearing piece to move when rotating along with the outer tooth type rotating ring, so that the bearing piece is linked with the air pipe to swing up and down.

Compared with the prior art, the invention has the following beneficial effects:

1. utilize spring coupling's mode to install the material cabin at the device top, when the in-service use, only need with the material cabin pull forward the feed can, receive the spring influence after feeding and can make the material cabin reset backward, reach the purpose of the return of feeding.

2. A inching switch is installed at the top plate rear portion for laying the material cabin, is provided with motor and both sides fan bottom the top plate, and a department is exhaust fan, and a department is air intake fan, and the material cabin can press on the inching switch when feeding moves backward, forces inching switch circular telegram work, makes the fan outwards inhale the row of the peculiar smell that the printing in-process produced, has improved the functionality.

3. The bottom surface of the top plate is also provided with a suction rotating mechanism which is a rotating mechanism consisting of a hanging ring and a strong magnetic iron attracting ring, one side of the rotating mechanism is provided with a motor, the motor drives the strong magnetic iron attracting ring to rotate, and a rotating seat arranged on the top of the material cabin is driven to rotate, so that a product piece formed on the rotating seat achieves the purposes of rotating and sucking air and exhausting air.

4. Still through the mode of linkage, make the carminative trachea of breathing in be located the material cabin front side and change the swing and do, make the pipe fitting that is used for inhaling the carminative in the product forming process for changeing the pendulum formula action, have when outwards inhaling the exhaust gas and change the pendulum characteristic, reach the purpose of better inhaling the exhaust gas, improved the practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the material chamber after moving outward;

FIG. 3 is a schematic view of the structure of the rotary base of the present invention after being removed upward from the rotary tank;

FIG. 4 is a bottom perspective view of the present invention;

FIG. 5 is a schematic view of the present invention taken from the rotational perspective of FIG. 4;

FIG. 6 is a schematic structural view of the material compartment after the elbow pipe is pressed downwards after the material compartment is moved outwards;

FIG. 7 is a schematic structural diagram of a front view of the present invention;

FIG. 8 is a schematic view of the section A of the present invention from FIG. 7.

Description of the main reference numerals:

1. a mounting frame; 2. a top plate; 201. a sliding groove is arranged; 202. a receiving groove; 3. a material cabin; 301. a pull rod; 302. a tension spring; 303. rotating; 304. rotating the groove; 4. a jog switch; 5. a swing mechanism; 501. a bearing seat; 502. an air duct; 503. a spring tube; 504. bending the pipe; 505. a pressure bearing plate; 6. a left fan; 7. a right fan; 8. a connecting plate; 9. a motor; 901. a driving gear; 10. a suction rotation mechanism; 1001. hoisting a ring; 1002. an external tooth type swivel; 1003. a stopper; 1004. a bearing member; 1005. a connecting rod.

Detailed Description

Referring to the attached drawings 1-8, a feeding and discharging auxiliary device of a 3D printer comprises a mounting frame 1 and a swing mechanism 5, wherein the mounting frame 1 is provided with a left mounting frame and a right mounting frame and is used for being fixed in an existing printing cabin of the printer, top plates 2 are mounted at the top ends of the two mounting frames 1, a material cabin 3 is arranged between the two top plates 2, a jog switch 4 is mounted at the rear part of each top plate 2, a left fan 6 and a right fan 7 are respectively mounted on the left mounting frame and the right mounting frame 1, the left fan 6 and the right fan 7 are electrically connected with the jog switch 4, the jog switch 4 is touched when the material cabin 3 moves backwards, the material cabin 3 for inputting printing materials has the sliding characteristic, when in actual use, the material cabin 3 is pulled outwards, the materials are input into the material cabin 3, after the material cabin 3 is returned, the left fan 6 and the right fan 7 are electrified to work, peculiar smell generated in the material molding process in the material cabin, the functionality is improved.

As shown in fig. 1, the inner side of the top plate 2 is provided with a left sliding groove 201 and a right sliding groove 201, the rear side of the top plate 2 is provided with a receiving groove 202, the material cabin 3 is mounted on the top plate 2 in a way that the sliding groove 201 is matched with a sliding rail, the rear end of the material cabin 3 is connected with the receiving groove 202 through a tension spring 302, the material cabin 3 is pulled out and then is put into the material cabin 3, the material cabin 3 after being put into the material cabin is returned through the tension spring 302, therefore, the feeding process of the material cabin 3 is smoother and the application is more convenient, the front side of the material cabin 3 is further provided with a pull rod 301 for pulling the material cabin 3 forward, the rear part of the material cabin 3 is connected with the top plate 2 through the tension spring 302, the pull rod 301 is pulled to make the material cabin 3 move forward, the material cabin 3 slides backward under the influence of the tension spring 302 and is reset to collide with the inching switch 4, the left fan 6 and the right fan 7 are electrified, therefore, the left fan 6 and the right fan 7 can be electrified to work through the inc, the functional structure is further improved.

As shown in fig. 2 and 3, a rotary groove 304 is further formed in the middle of the top surface of the material cabin 3, a rotatable rotary seat 303 is arranged in the rotary groove 304, the resin liquid filled in the material cabin 3 is printed and molded and then placed on the rotary seat 303 to rotate, the rotary seat 303 is a circular iron ring, a rotary suction mechanism 10 is arranged on the bottom surface of the top plate 2, when the rotary suction mechanism 10 rotates, the rotary suction mechanism 303 is driven to rotate, as shown in fig. 5, the rotary suction mechanism 10 comprises a hoisting ring 1001 welded on the bottom surface of the top plate 2 and an external toothed rotary ring 1002 installed on the hoisting ring 1001 in a rotating manner, a ring of stoppers 1003 is arranged on the periphery of the external toothed rotary ring 1002, the external toothed rotary ring 1002 is a strong magnet ring and is located right at the bottom side of the rotary seat 303, when the external toothed rotary ring 1002 with strong magnetism rotates, the rotary top rotary seat 303 is driven to rotate by the bottom, through the action mode of driving the rotary seat 303 to rotate in such a way, a larger rotating space can be arranged at the top of the rotary seat 303, and meanwhile, the material cabin 3 is provided with a larger charging space, so that the structural reasonability of the material cabin 3 is improved.

As shown in fig. 1, the swing mechanism 5 is located at the front side of the top plate 2, the swing mechanism 5 includes two air pipes 502 installed at the left and right sides of the front side of the top plate 2 through a bearing seat 501, a row of bent pipes 504 are installed on the two air pipes 502, the bent pipes 504 are connected through a pressure-bearing plate 505, a spring pipe 503 is further connected between the left fan 6 and the right fan 7 and the air pipes 502, the material cabin 3 hits the pressure-bearing plate 505 when being pulled out, so that the pressure-bearing plate 505 is linked with the bent pipes 504 to swing up and down, the left fan 6 is an exhaust fan, the right fan 7 is a rotary fan, the bent pipe 504 on the left fan 6 is provided with an exhaust nozzle, the bent pipe 504 on the right fan 7 is provided with an intake nozzle, when in actual use, a product piece located on the top plate 303 sucks and exhausts air in a rotating process, the left fan 6 sprays air into the printing cabin to blow off odor gas on the product piece, the right fan 7, the functionality is improved, the elbow 504 is bent upwards and arranged and is located on the front side of the top plate 2, and the spray head on the elbow 504 is higher than the height of the material cabin 3, when the material cabin 3 moves inwards in actual use, the elbow 504 bends upwards and is located on the front side of the material cabin 3, so that the air suction and exhaust purposes are achieved, after the material cabin 3 moves outwards, the elbow 504 is pulled out, and the material cabin 3 is pressed downwards, so that the elbow 504 is pressed at the bottom of the material cabin 3, and the appearance is shown in fig. 2 and 6.

A connecting plate 8 is arranged between the left fan 6 and the right fan 7, a motor 9 is fixed on the right side of the connecting plate 8, a driving gear 901 is installed on an action shaft of the motor 9, the driving gear 901 is in meshing transmission with an outer toothed rotating ring 1002, the driving gear 901 drives the outer toothed rotating ring 1002 to rotate so as to enable the outer toothed rotating ring 1002 to link the rotating base 303 to rotate, and the absorbing and rotating mechanism 10 further comprises a bearing part 1004 connected to the air pipe 502 through a connecting rod 1005, an arc-shaped opening is formed in the inner end of the bearing part 1004, when the stopper 1003 rotates along with the outer toothed rotating ring 1002, the bearing part 1004 drives the bearing part 1004 to move so as to enable the bearing part 1004 to link the air pipe 502 to swing up and down, therefore when the motor 9 is powered on to work, the driving gear 901 can be driven to drive the rotating base 303 to rotate, and the two bearing parts 1004 can also be driven to move so as to realize double-link the action, when the two bearing parts 1004 link the two, the product pieces rotating on the material cabin 3 can achieve the purpose of rotating and swinging as well as sucking and exhausting in the process of sucking and exhausting gas.

In practical use, the material cabin 3 is pulled out from the top plate 2, then resin materials or powder materials to be printed and formed are put into the material cabin 3, the material cabin 3 is driven to return to the top plate 2 more quickly under the influence of the tension spring 302, the material cabin 3 impacts the inching switch 4 through the rear end face to force the left fan 6 and the right fan 7 to be electrified and work, meanwhile, the motor 9 is forced to be electrified and work, materials in the material cabin 3 are formed according to the existing printing technology (the forming principle is not disclosed herein on a 3D printer), a formed product piece is positioned in the printing cabin and is sucked and discharged outwards by a bent pipe 504 spray head connected with the left fan 6 and the right fan 7, in the action process, the driving gear 901 drives the outer tooth type rotating ring 1002 to rotate, the rotated outer tooth type rotating ring 1002 has strong magnetic absorption characteristic, and the rotating seat 303 in the rotating groove 304 is forced to rotate synchronously during rotation, the rotary swivel mount 303 can enable the product pieces slowly molded on the material chamber to be sucked and exhausted outwards due to odor generated in the molding process, and meanwhile, the rotary external-tooth-type swivel 1002 can intermittently stop the bearing piece 1004 to swing by using the stop block 1003 to drive the bearing piece 1004 to link the two rows of bent pipes 504 to swing up and down, so that the product pieces rotating on the material chamber 3 can be sucked and exhausted while swinging.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. The utility model provides a last unloading auxiliary device of 3D printer, includes mounting bracket (1) and swing mechanism (5), its characterized in that: the material bin is characterized in that the mounting rack (1) is arranged at a left position and a right position, top plates (2) are arranged at the top ends of the two mounting racks (1), a material bin (3) is arranged between the two top plates (2), a jog switch (4) is arranged at the rear part of each top plate (2), a left fan (6) and a right fan (7) are respectively arranged on the two left and right mounting racks (1), the left fan (6) and the right fan (7) are electrically connected with the jog switch (4), and the material bin (3) touches the jog switch (4) when moving backwards;

the material bin is characterized in that a left sliding groove (201) and a right sliding groove (201) are formed in the inner side of the top plate (2), a containing groove (202) is formed in the rear side of the top plate (2), the material bin (3) is installed on the top plate (2) in a sliding rail and sliding groove (201) matching mode, the rear end of the material bin (3) is connected with the containing groove (202) through a tension spring (302), a pull rod (301) is further arranged on the front side of the material bin (3), the rear portion of the material bin (3) is connected with the top plate (2) through the tension spring (302), the pull rod (301) is pulled to enable the material bin (3) to move forwards, the material bin (3) is enabled to slide backwards to reset and collide with the inching switch (4) under the influence of the tension spring (302), and a left fan (6) and a right fan (7) are driven to be electrified to work;

a rotary groove (304) is further formed in the middle of the top surface of the material cabin (3), a rotatable rotary seat (303) is arranged in the rotary groove (304), and resin liquid filled in the material cabin (3) is printed, formed and then falls on the rotary seat (303) to rotate;

the swing mechanism (5) is located on the front side of the top plate (2), the swing mechanism (5) comprises a left air pipe and a right air pipe (502) which are arranged on the front side of the top plate (2) through a bearing seat (501), the two air pipes (502) are respectively provided with a row of bent pipes (504), the bent pipes (504) are connected through a pressure bearing plate (505), a spring pipe (503) is further connected between a right fan (7) of the left fan (6) and the air pipes (502), and the material cabin (3) impacts the pressure bearing plate (505) when being pulled outwards, so that the pressure bearing plate (505) is linked with the bent pipes (504) to swing up and down;

the left fan (6) is an exhaust fan, the right fan (7) is an air suction fan, an exhaust type spray head is arranged on a bent pipe (504) on the left fan (6), and an air suction type spray head is arranged on the bent pipe (504) on the right fan (7); the bent pipes (504) are arranged in an upward bending mode and are located on the front side of the top plate (2), and the spray heads on the bent pipes (504) are higher than the material cabin (3);

the rotary seat (303) is a circular iron ring, the bottom surface of the top plate (2) is provided with a suction rotating mechanism (10), and when the suction rotating mechanism (10) rotates, the rotary seat (303) is driven to rotate;

the suction rotation mechanism (10) comprises a hoisting ring (1001) welded on the bottom surface of the top plate (2) and an outer tooth type rotating ring (1002) arranged on the hoisting ring (1001) in a rotary mounting mode, and a circle of stop blocks (1003) are arranged on the periphery of the outer tooth type rotating ring (1002); a connecting plate (8) is further arranged between the left fan (6) and the right fan (7), a motor (9) is fixed on the right side of the connecting plate (8), a driving gear (901) is mounted on an action shaft of the motor (9), the driving gear (901) is in meshing transmission with the outer toothed rotating ring (1002), and the driving gear (901) drives the outer toothed rotating ring (1002) to rotate so that the outer toothed rotating ring (1002) is in linkage with the rotating seat (303) to rotate; the external tooth type rotating ring (1002) is a strong magnet ring and is positioned at the bottom side of the rotating seat (303); the suction rotation mechanism (10) further comprises a bearing piece (1004) connected to the air pipe (502) through a connecting rod (1005), an arc-shaped opening is formed in the inner end of the bearing piece (1004), and the stopper (1003) drives the bearing piece (1004) to move when rotating along with the outer tooth type rotating ring (1002), so that the bearing piece (1004) is linked with the air pipe (502) to swing up and down.