CN214872717U - Waste treatment mechanism for 3D printer - Google Patents

Abstract

The utility model relates to a 3D prints technical field, and discloses a 3D is waste material processing mechanism for printer, the power distribution box comprises a box body, the fixed extrusion equipment that is provided with of bottom half, box top edge is provided with the feeder hopper, the bottom half is equipped with the discharge gate, the discharge gate communicates with extrusion equipment's feed inlet, the first motor of box outside fixedly connected with, first motor output shaft fixedly connected with (mixing) shaft, the (mixing) shaft extend to the box inside and with box inner wall swing joint. This waste material treatment mechanism for 3D printer can drive the crank axle through starting the second motor and rotate, and then promotes screen cloth reciprocating motion, can sieve the waste material of stirring garrulous, guarantees that the waste material specification that gets into extrusion equipment accords with the standard, avoids influencing the extrusion quality, and the waste material that is not conform to the specification requirement simultaneously can carry again to process once more in the box under screw conveyer's effect, need not artifical collection processing, and is more convenient.

Description

Waste treatment mechanism for 3D printer

Technical Field

The utility model relates to a 3D prints technical field, specifically is a waste material processing mechanism for 3D printer.

Background

3D printing, which is one of the rapid prototyping technologies, is also called additive manufacturing, which is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like, and by printing layer by layer, based on a digital model file. Waste material work piece that often appears because of the deviation of size and printing effect when 3D printer prints the work piece, this type of waste material work piece accessible special processing mode is retrieved.

Partial 3D has appeared at present and has printed waste recovery device, utilizes extrusion equipment to reform the wire rod after stirring garrulous with the waste material to this realizes reuse, but the size of partial waste material after being stirred garrulous is inhomogeneous, can't reach extrusion equipment processing demand, and then makes the wire rod quality reduce.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a waste material processing mechanism for 3D printer possesses advantages such as recovery quality height, has solved partial 3D and has printed waste material recovery device and add man-hour, and the waste material is stirred the size after garrulous inhomogeneous, can't reach extrusion equipment processing demand, and then makes the problem that the wire rod quality reduces.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waste material processing mechanism for 3D printer, includes the box, the fixed extrusion equipment that is provided with of bottom half, box top edge is provided with the feeder hopper, the bottom half is equipped with the discharge gate, the discharge gate communicates with the feed inlet of extrusion equipment, the first motor of box outside fixedly connected with, first motor output shaft fixedly connected with (mixing) shaft, the (mixing) shaft extend to the box inside and with box inner wall swing joint, fixedly connected with stirring leaf on the (mixing) shaft, the (mixing) shaft bottom is provided with the screen cloth, the screen cloth slope sets up, screen cloth and box inner wall sliding connection, screen cloth both ends edge all extends to the box outside, screen cloth one end is provided with drive arrangement, the screen cloth other end is provided with recovery unit.

Preferably, the driving device comprises two symmetrically-distributed base plates, a second motor is fixedly connected to one of the base plates, a crankshaft is fixedly connected to an output shaft of the second motor, two ends of the crankshaft are movably connected with the two base plates respectively, a push rod is movably connected to the crankshaft, and one end, far away from the crankshaft, of the push rod is hinged to the screen.

Preferably, the recovery device comprises a recovery hopper, the recovery hopper is fixedly connected with the side wall of the box body, an opening is formed in the bottom of the recovery hopper, a spiral conveyor is fixedly mounted on the side face of the recovery hopper, and a feed inlet of the spiral conveyor corresponds to the position of the opening.

Preferably, the top of the stirring shaft is further provided with an extruding device, the extruding device comprises a discharging plate and a pressing plate, the discharging plate is located at the bottom of the pressing plate, the edge of the discharging plate is movably connected with the inner wall of the box body, a first hydraulic cylinder is arranged at the bottom of the discharging plate, two ends of the first hydraulic cylinder are hinged to the discharging plate and the inner wall of the box body respectively, a second hydraulic cylinder is fixedly connected to the top of the pressing plate, and the second hydraulic cylinder is fixedly connected with the top wall of the box body.

Preferably, the screw conveyor comprises a third motor and a conveying pipe, and the top end of the conveying pipe penetrates through the feeding hopper and extends into the feeding hopper.

Preferably, the bottom wall of the box body is an inclined plane, and a support rod is fixedly connected between the box body and the extruder.

Compared with the prior art, the utility model provides a waste material processing mechanism for 3D printer possesses following beneficial effect:

1. this waste material treatment mechanism for 3D printer can drive the crank axle through starting the second motor and rotate, and then promotes screen cloth reciprocating motion, can sieve the waste material of stirring garrulous, guarantees that the waste material specification that gets into extrusion equipment accords with the standard, avoids influencing the extrusion quality, and the waste material that is not conform to the specification requirement simultaneously can carry again to process once more in the box under screw conveyer's effect, need not artifical collection processing, and is more convenient.

2. This waste material processing mechanism for 3D printer through setting up the extrusion device, when the waste material is great, can start the first pneumatic cylinder and drive the clamp plate and move down, and the cooperation stripper carries out crushing preliminary treatment, and the first pneumatic cylinder of restart is unloaded, has improved the broken efficiency of stirring, and then has improved holistic recovery efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of a stripper plate of the driving device of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

Wherein: 1. a box body; 2. a feed hopper; 3. an extrusion device; 4. a first motor; 5. a stirring shaft; 6. stirring blades; 7. screening a screen; 8. a substrate; 9. a second motor; 10. a crank shaft; 11. a push rod; 12. a recovery hopper; 13. opening a hole; 14. a stripper plate; 15. pressing a plate; 16. a first hydraulic cylinder; 17. a second hydraulic cylinder; 18. a third motor; 19. a delivery pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a waste treatment mechanism for a 3D printer comprises a box 1, an extrusion device 3 is fixedly arranged at the bottom of the box 1, the structure of the extrusion device 3 is the same as that of the prior art, the main principle is to extrude a wire material with a certain specification after heating and melting waste chips, so as to realize recycling, a feed hopper 2 is arranged at the edge of the top of the box 1, a discharge port is arranged at the bottom of the box 1, the discharge port is communicated with a feed port of the extrusion device 3, a first motor 4 is fixedly connected to the outer side of the box 1, a stirring shaft 5 is fixedly connected to an output shaft of the first motor 4, the stirring shaft 5 extends into the box 1 and is movably connected with the inner wall of the box 1, a stirring blade 6 is fixedly connected to the stirring shaft 5, the stirring blade 5 and the stirring blade 6 can be driven to rotate under the action of the first motor 4, so as to realize the stirring work of the waste, and the stirred waste falls onto a screen 7 at the bottom, (mixing) shaft 5 bottoms is provided with screen cloth 7, the slope of screen cloth 7 sets up, the inclination of screen cloth 7 sets up to 5 degrees at least, be favorable to making the waste material piece that is not conform to the specification on the screen cloth 7 and remove to low department gradually, screen cloth 7 and 1 inner wall sliding connection of box, 1 inner wall of box is provided with the slide rail of slope during the in-service use, 7 fixed edge of screen cloth is provided with the slider that matches with the slide rail, with this realization sliding connection, 7 both ends edges of screen cloth all extend to 1 outside of box, 7 one ends of screen cloth are provided with drive arrangement, the 7 other ends of screen cloth are provided with recovery unit.

Drive arrangement includes two symmetric distribution's base plate 8, fixedly connected with second motor 9 on one of them base plate 8, fixedly connected with crank axle 10 on the 9 output shafts of second motor, 10 both ends of crank axle respectively with two 8 swing joint of base plate, swing joint has push rod 11 on the crank axle 10, 10 one end of crank axle is kept away from to push rod 11 is articulated with screen cloth 7, the quantity of push rod 11 sets up to two at least, can drive crank axle 10 and rotate when starting second motor 9, and then drive 11 reciprocating motion of push rod, with this promotion screen cloth 7 along slide rail reciprocating motion, realize the sieve and move the effect.

Recovery unit includes recovery hopper 12, recovery hopper 12 and 1 lateral wall fixed connection of box, the discharge opening has been seted up to 1 lateral wall of box during practical application, 7 one end of screen cloth extend to 1 outsidely of box through the discharge opening, the waste material that does not conform to the specification falls into recovery hopper 12 inside through the discharge opening, fall into screw conveyer again, recovery hopper 12 bottom is provided with trompil 13, recovery hopper 12 side fixed mounting has screw conveyer, screw conveyer's feed inlet corresponds with trompil 13 position, screw conveyer includes third motor 18 and conveyer pipe 19, be provided with the solid fixed ring of metal on the screw conveyer during practical application, the solid fixed ring of metal passes through the screw fixation on recovery hopper 12, 19 tops of conveyer pipe run through feeder hopper 2 and extend to inside feeder hopper 2.

The 5 tops of (mixing) shaft still are provided with extrusion device, extrusion device includes stripper 14 and clamp plate 15, stripper 14 is located 15 bottoms of clamp plate, 14 quantity of stripper during practical application sets up to two and symmetric distribution, 16 contractions of first pneumatic cylinder of control can drive stripper 14 and rotate, and then make the waste material at 14 tops of stripper fall in the bottom, 14 marginal and 1 inner wall swing joint of box of stripper, 14 bottoms of stripper are equipped with first pneumatic cylinder 16, 16 both ends of first pneumatic cylinder are articulated with stripper 14 and 1 inner wall of box respectively, 15 top fixedly connected with second pneumatic cylinder 17 of clamp plate, second pneumatic cylinder 17 and 1 roof fixed connection of box, control second pneumatic cylinder 17 extension can drive clamp plate 15 and move down, cooperation stripper 14 can be with large-scale crushing waste material.

The bottom wall of the box body 1 is arranged to be an inclined plane, and a supporting rod is fixedly connected between the box body 1 and the extruder.

When in use, the waste is put into the feed hopper 2, when the volume of the waste is small, the first hydraulic cylinder 16 is directly controlled to contract, the waste can directly fall into the box body 1, when the waste is large in size, the second hydraulic cylinder 17 is firstly controlled to extend to drive the pressing plate 15 to press downwards so as to crush the waste, then the first hydraulic cylinder 16 is controlled to contract, so that the waste material falls into the box body 1, the first motor 4 and the second motor 9 are started at the same time, the first motor 4 can drive the stirring shaft 5 and the stirring blade 6 to rotate, stir the bits of broken glass, second motor 9 operation can drive crank axle 10 and rotate, and then promotes screen cloth 7 reciprocating motion through push rod 11, and the waste material after the breakage falls into bottom extrusion equipment 3 after screen cloth 7 sieves in, and the waste material piece that does not conform to the specification requirement falls to recovery hopper 12 along with vibrations in to carry again and stir the bits of broken glass and sieve in feeder hopper 2 under the screw conveyer effect again.

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

Claims (6)

1. The utility model provides a 3D is waste material processing mechanism for printer, includes box (1), its characterized in that: the extrusion device (3) is fixedly arranged at the bottom of the box body (1), the feeding hopper (2) is arranged at the edge of the top of the box body (1), the discharge port is arranged at the bottom of the box body (1), the discharge port is communicated with the feed inlet of the extrusion device (3), the first motor (4) is fixedly connected with the outer side of the box body (1), the output shaft of the first motor (4) is fixedly connected with the stirring shaft (5), the stirring shaft (5) extends into the box body (1) and is movably connected with the inner wall of the box body (1), the stirring blade (6) is fixedly connected with the stirring shaft (5), the screen (7) is arranged at the bottom of the stirring shaft (5), the screen (7) is obliquely arranged, the screen (7) is slidably connected with the inner wall of the box body (1), the edges of the two ends of the screen (7) both extend to the outer side of the box body (1), and one end of the screen (7) is provided with a driving device, and a recovery device is arranged at the other end of the screen (7).

2. The waste disposal mechanism for a 3D printer according to claim 1, wherein: the driving device comprises two symmetrically-distributed base plates (8), wherein one base plate (8) is fixedly connected with a second motor (9), an output shaft of the second motor (9) is fixedly connected with a crank shaft (10), two ends of the crank shaft (10) are respectively movably connected with the two base plates (8), the crank shaft (10) is movably connected with a push rod (11), and one end, far away from the crank shaft (10), of the push rod (11) is hinged to the screen (7).

3. The waste disposal mechanism for a 3D printer according to claim 1, wherein: the recycling device comprises a recycling hopper (12), the recycling hopper (12) is fixedly connected with the side wall of the box body (1), an opening (13) is formed in the bottom of the recycling hopper (12), a spiral conveyor is fixedly mounted on the side face of the recycling hopper (12), and a feeding hole of the spiral conveyor corresponds to the position of the opening (13).

4. The waste disposal mechanism for a 3D printer according to claim 1, wherein: (mixing) shaft (5) top still is provided with the extrusion device, the extrusion device includes stripper (14) and clamp plate (15), stripper (14) are located clamp plate (15) bottom, stripper (14) edge and box (1) inner wall swing joint, stripper (14) bottom is equipped with first pneumatic cylinder (16), first pneumatic cylinder (16) both ends are articulated with stripper (14) and box (1) inner wall respectively, clamp plate (15) top fixedly connected with second pneumatic cylinder (17), second pneumatic cylinder (17) and box (1) roof fixed connection.

5. The waste disposal mechanism for a 3D printer according to claim 3, wherein: the screw conveyor comprises a third motor (18) and a conveying pipe (19), wherein the top end of the conveying pipe (19) penetrates through the feeding hopper (2) and extends to the inside of the feeding hopper (2).

6. The waste disposal mechanism for a 3D printer according to claim 1, wherein: the bottom wall of the box body (1) is an inclined plane, and a supporting rod is fixedly connected between the box body (1) and the extruder.

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