CN112477128A

CN112477128A - 3D prints with nozzle quick switching device who has angle adjustment mechanism

Info

Publication number: CN112477128A
Application number: CN202011080036.7A
Authority: CN
Inventors: 骆良顺; 谢春林; 陈大勇; 彭泽丛; 刘桐; 俞越
Original assignee: Anhui Hate 3d Technology Co ltd
Current assignee: Anhui Hate 3d Technology Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-03-12

Abstract

The invention discloses a rapid nozzle switching device with an angle adjusting mechanism for 3D printing, wherein two sides of an angle adjusting rotary table are respectively connected with a first fixed block and a second fixed block, one side of the angle adjusting rotary table is provided with a stepping motor, the output shaft end of the stepping motor is connected with the first fixed block, the stepping motor is connected with an extrusion pipe body through a fixed frame, the fixed frame is rotatably connected with the angle adjusting rotary table, one end of the second fixed block is rotatably arranged on one side of the extrusion pipe body through a bearing, the angle adjusting rotary table is provided with an extrusion nozzle, and the extrusion nozzle is arranged at the bottom of the extrusion pipe body in a. The angle adjusting rotary table is rotatably arranged on one side of the extrusion pipe body, the guide rod is arranged on the disc body of the angle adjusting rotary table to achieve the effect of movably mounting the extrusion nozzles, and meanwhile, the stepping motor is used for driving the angle adjusting rotary table to rotate on one side of the extrusion pipe body, so that the effect of rapidly switching the extrusion nozzles of different specifications during processing of different workpieces is achieved.

Description

3D prints with nozzle quick switching device who has angle adjustment mechanism

Technical Field

The invention belongs to the field of 3D printing, and particularly relates to a nozzle rapid switching device with an angle adjusting mechanism for 3D printing.

Background

3D printing (3DP), one of the rapid prototyping technologies, is a technology that constructs an object by using an adhesive material such as powdered metal or plastic based on a digital model file and by printing layer by layer; in recent years, 3D printing is highly concerned all over the world, the technology can simplify the product manufacturing procedure, shorten the product development period, improve the efficiency and reduce the cost, and can be widely applied to industries such as national defense, aerospace, automobile and mechanical manufacturing; however, the preparation technology of the 3D metal powder with high quality and low cost has become the bottleneck of the development of the 3D printing technology, and the 3D printing metal powder needs to have good plasticity and also has to meet the requirements of high purity, fine powder particle size, low oxygen content, narrow particle size distribution, high sphericity, good fluidity, high apparent density and the like.

However, the existing nozzle is generally fixedly installed and used, and the nozzle cannot be adjusted and switched to be used, so that the nozzle needs to be replaced when different workpieces are machined, and much time and cost are wasted. For this reason, it is desirable to provide a fast nozzle switching device with an angle adjustment mechanism for 3D printing to solve the above problems.

Disclosure of Invention

The invention aims to provide a nozzle rapid switching device with an angle adjusting mechanism for 3D printing, wherein one side of an extrusion pipe body is provided with a rotatably installed angle adjusting turntable, a guide rod is used on a disc body of the angle adjusting turntable to realize the effect that an extrusion nozzle can move in parallel, one end of the guide rod is provided with a thread ring sleeve to realize the effect that the extrusion nozzle can move vertically, the movable extrusion nozzle can be rapidly and threadedly installed on a pipe rod of the extrusion pipe body, a stepping motor is installed at one side of the angle adjusting turntable, a snap ring and a fixing frame are arranged on the angle adjusting turntable to sleeve the stepping motor for use and connect the extrusion pipe body, so that the stepping motor is fixed relative to the extrusion pipe body, an arc-shaped chute is arranged in the middle of the angle adjusting turntable, two round rod sections of the fixing frame are slidably inserted in the chute, and the angle adjusting turntable can be stably driven to rotate at, the rotating angle adjusting turntable can enable a plurality of groups of extrusion nozzles to be switched for use, the effect that the extrusion nozzles of different specifications can be quickly switched for use when different workpieces are machined is achieved, and the problems in the background technology are solved.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a 3D prints with nozzle fast switching apparatus who has angle adjustment mechanism, is including installing the angular adjustment carousel of extruding body one side, fixed block one and fixed block two that the cylindric structure of central department both sides difference fixedly connected with of angular adjustment carousel set up, one side fixed mounting that is close to fixed block one of angular adjustment carousel has step motor, step motor's output axle head and fixed block one looks fixed connection, step motor passes through the mount and extrudes body looks fixed connection, just the mount rotates with the angular adjustment carousel mutually to be connected, the one end of fixed block two is passed through the bearing and is rotated and install in extruding body one side, be equipped with four group at least extrusion shower nozzles that can promote the removal on the disk body of angular adjustment carousel, extrusion shower nozzle screw thread is installed in the bottom of extruding the body.

Preferably, the angle adjustment turntable is of a disc-shaped structure, and the diameter of the angle adjustment turntable exceeds the length of the extrusion pipe body.

Preferably, the disc body of the angle adjusting rotary disc is at least provided with four groups of guide holes, guide rods are inserted into the guide holes in a sliding manner, one ends of the guide rods are fixedly connected with threaded collars, extrusion nozzles are connected in the threaded collars in a threaded manner, and the other ends of the guide rods are also fixedly connected with disc-shaped push plates.

Preferably, the guide hole is a spline hole, and the guide rod is a spline rod.

Preferably, the extrusion nozzle is integrally provided with a delivery pipe, external threads are arranged outside the delivery pipe, the delivery pipe is in threaded connection with the inside of the threaded ring sleeve, and the end part of the delivery pipe is fixedly sleeved with a circular limiting plate.

Preferably, the snap ring is established to step motor's outside cover, the mount comprises the round bar that two sets of symmetries set up, just the support body one end of mount welds on the snap ring, just curved spout has been seted up at the middle part of angular adjustment carousel, the one end of mount is slided and is inserted and establish and connect in the spout.

Preferably, extrude the body including the tube pole, the upper portion of tube pole is equipped with the feed inlet, the annular fixed head of feed inlet fixedly connected with department, just the cover is equipped with the heating jacket on the tube pole.

Preferably, the heating jacket is including electromagnetic induction coil, electromagnetic induction coil winding cover is located on the pole, just electromagnetic induction coil's outside cover is equipped with the protecting crust, protecting crust fixed connection is on the pole, just the through-hole that two sets of symmetries set up is seted up to one side of protecting crust, electromagnetic induction coil's connector lug one end is inserted and is established the through-hole.

The invention has the technical effects and advantages that: compared with the prior art, the rapid nozzle switching device with the angle adjusting mechanism for 3D printing provided by the invention has the following advantages: an angle adjusting turntable which is rotatably arranged is arranged at one side of the extrusion pipe body, a guide rod is used on a disc body of the angle adjusting turntable to realize the effect that the extrusion nozzle can move in parallel, one end of the guide rod is provided with a threaded ring sleeve to realize the effect that the extrusion nozzle can vertically move, the movable extrusion nozzle can be quickly and threadedly arranged on a pipe rod of the extrusion pipe body, meanwhile, a stepping motor is arranged on one side of the angle adjusting turntable, a snap ring and a fixing frame are arranged to sleeve the stepping motor for use and are connected with the extrusion pipe body, so that the stepping motor is fixed relative to the extrusion pipe body, and set up curved spout in angle adjustment carousel middle part, two pole sections of mount slide and insert and locate the spout in, use step motor can be stable transmission drive angle adjustment carousel and extrude body one side and rotate, pivoted angle adjustment carousel can make the multiunit extrude the shower nozzle and switch over the use, can fast switch over the effect that the shower nozzle was used is extruded to different specifications when realizing different work pieces man-hour.

Drawings

Fig. 1 is a schematic front view of a nozzle rapid switching device with an angle adjusting mechanism for 3D printing according to the present invention;

FIG. 2 is a schematic partial cross-sectional view of a front view of a fast nozzle switching device with an angle adjustment mechanism for 3D printing according to the present invention;

FIG. 3 is a schematic partial cross-sectional side view of a nozzle fast switching device with an angle adjustment mechanism for 3D printing according to the present invention;

FIG. 4 is a schematic cross-sectional view of an extrusion tube in a fast nozzle switching device with an angle adjustment mechanism for 3D printing according to the present invention;

fig. 5 is a schematic front view of an angle adjustment turntable in a nozzle fast switching apparatus with an angle adjustment mechanism for 3D printing according to the present invention.

In the figure: 1. extruding a pipe body; 2. an angle adjustment turntable; 3. extruding a spray head; 4. a threaded ring sleeve; 5. a delivery catheter; 6. a limiting plate; 7. a guide hole; 8. a guide bar; 9. pushing the plate; 10. a stepping motor; 11. a snap ring; 12. a fixed mount; 13. a chute; 14. a first fixed block; 15. a second fixed block; 16. a pipe rod; 17. a fixed head; 18. a feed inlet; 19. heating a jacket; 20. a protective shell; 21. a through hole; 22. an electromagnetic induction coil.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme as shown in figures 1-5: the utility model provides a 3D prints with nozzle fast switching device who has angle adjustment mechanism, is including installing angle adjustment carousel 2 in extruding 1 one side of body. Wherein, for the convenience of the material is heated and derived, the extrusion pipe body 1 comprises a pipe rod 16, a feed inlet 18 is arranged on the upper part of the pipe rod 16, a circular fixing head 17 is fixedly connected to the feed inlet 18, and a heating sleeve 19 is sleeved on the pipe rod 16. The heating jacket 19 is including electromagnetic induction coil 22, and electromagnetic induction coil 22 winding cover is located on the tubular pole 16, and electromagnetic induction coil 22's outside cover is equipped with protective housing 20, and protective housing 20 fixed connection is on tubular pole 16, and the through-hole 21 that two sets of symmetries set up is seted up to one side of protective housing 20, and through-hole 21 is inserted to electromagnetic induction coil 22's connector lug one end.

The fixed block I14 and the fixed block II 15 that the cylindric structure of central department both sides difference fixedly connected with of angular adjustment carousel 2 set up, one side fixed mounting that is close to fixed block I14 of angular adjustment carousel 2 has step motor 10, step motor 10's output shaft end and fixed block I14 looks fixed connection, step motor 10 passes through mount 12 and extrudes body 1 looks fixed connection, and mount 12 rotates with angular adjustment carousel 2 mutually to be connected, the one end of fixed block II 15 is passed through the bearing and is rotated and install in extruding body 1 one side. Wherein, in order to realize using stepper motor 10 can be stable transmission drive angular adjustment carousel 2 extruding body 1 one side pivoted effect, snap ring 11 is established to stepper motor 10's outside cover, and mount 12 comprises the round bar that two sets of symmetries set up, and the support body one end of mount 12 welds on snap ring 11, and curved spout 13 has been seted up at angular adjustment carousel 2's middle part, and the one end of mount 12 is slided and is established and connect in spout 13.

The disk body of the angle adjusting turntable 2 is provided with at least four groups of extrusion nozzles 3 which can be pushed to move, and the extrusion nozzles 3 are arranged at the bottom of the extrusion pipe body 1 in a threaded manner. Wherein, in order to realize the effect that the extrusion nozzle 3 can stably move in parallel, four groups of guide holes 7 are at least arranged on the disk body of the angle adjustment turntable 2, a guide rod 8 is inserted in the guide holes 7 in a sliding manner, one end of the guide rod 8 is fixedly connected with a threaded ring 4, the extrusion nozzle 3 is connected with the thread in the threaded ring 4, and the other end of the guide rod 8 is also fixedly connected with a disk-shaped push plate 9. The guide hole 7 is provided as a spline hole, and the guide rod 8 is provided as a spline rod. In order to realize the effect that the extrusion nozzle 3 can vertically move, the extrusion nozzle 3 is integrally provided with a delivery pipe 5, the outer part of the delivery pipe 5 is provided with external threads, the delivery pipe 5 is in threaded connection with the inner part of the threaded ring sleeve 4, and the end part of the delivery pipe 5 is fixedly sleeved with a circular limiting plate 6.

In order to facilitate the rotation and adjustment of the angle adjustment turntable 2, the angle adjustment turntable 2 is of a disc-shaped structure, and the diameter of the angle adjustment turntable 2 exceeds the length of the extrusion pipe body 1.

The structure principle is as follows: an angle adjusting rotary table 2 which is rotatably installed is arranged on one side of an extrusion pipe body 1, a guide rod 8 is used on a disc body of the angle adjusting rotary table 2 to realize the effect that an extrusion nozzle 3 can move in parallel, a thread ring sleeve 4 is arranged at one end of the guide rod 8 to realize the effect that the extrusion nozzle 3 can move vertically, the movable extrusion nozzle 3 can be quickly and threadedly installed on a pipe rod 16 of the extrusion pipe body 1, a stepping motor 10 is installed on one side of the angle adjusting rotary table 2, a snap ring 11 and a fixing frame 12 are arranged to be sleeved with the stepping motor 10 to be used and connected with the extrusion pipe body 1 to realize the fixation of the stepping motor 10 relative to the extrusion pipe body 1, an arc-shaped chute 13 is arranged in the middle of the angle adjusting rotary table 2, two round rod sections of the fixing frame 12 are slidably inserted in the chute 13, the angle adjusting rotary table 2 can be stably driven by the stepping motor 10 to rotate on one side of the extrusion, the effect that the extrusion nozzles 3 with different specifications can be quickly switched to be used when different workpieces are machined is achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a 3D prints with nozzle fast switching device who has angle adjustment mechanism, is including installing angular adjustment carousel (2) in extruding body (1) one side, its characterized in that: a first fixed block (14) and a second fixed block (15) which are arranged in a cylindrical structure are respectively and fixedly connected with the two sides of the center of the angle adjusting turntable (2), a stepping motor (10) is fixedly arranged on one side of the angle adjusting turntable (2) close to the first fixed block (14), the output shaft end of the stepping motor (10) is fixedly connected with a first fixed block (14), the stepping motor (10) is fixedly connected with the extrusion pipe body (1) through a fixing frame (12), the fixed frame (12) is rotationally connected with the angle adjusting turntable (2), one end of the second fixing block (15) is rotatably arranged at one side of the extrusion pipe body (1) through a bearing, the disk body of the angle adjusting turntable is provided with at least four groups of extrusion nozzles (3) which can be pushed to move, the extrusion nozzle (3) is installed at the bottom of the extrusion pipe body (1) in a threaded manner.

2. The fast nozzle switching device with an angle adjusting mechanism for 3D printing according to claim 1, characterized in that: the angle adjusting rotary table (2) is of a disc-shaped structure, and the diameter of the angle adjusting rotary table (2) exceeds the length of the extrusion pipe body (1).

3. The fast nozzle switching device with an angle adjusting mechanism for 3D printing according to claim 1, characterized in that: the angle adjusting device is characterized in that at least four groups of guide holes (7) are formed in the plate body of the angle adjusting turntable (2), guide rods (8) are inserted into the guide holes (7) in a sliding mode, one ends of the guide rods (8) are fixedly connected with threaded sleeves (4), the threaded sleeves (4) are connected with extrusion nozzles (3) in an internal thread mode, and the other ends of the guide rods (8) are fixedly connected with disk-shaped push plates (9).

4. The rapid nozzle switching device with an angle adjusting mechanism for 3D printing according to claim 3, characterized in that: the guide hole (7) is a spline hole, and the guide rod (8) is a spline rod.

5. The rapid nozzle switching device with an angle adjusting mechanism for 3D printing according to claim 3, characterized in that: the extrusion nozzle (3) is integrally provided with a delivery pipe (5), external threads are arranged outside the delivery pipe (5), the delivery pipe (5) is in threaded connection with the inside of the threaded ring sleeve (4), and the end part of the delivery pipe (5) is fixedly sleeved with a circular limiting plate (6).

6. The fast nozzle switching device with an angle adjusting mechanism for 3D printing according to claim 1, characterized in that: step motor (10) outside cover is established and is installed snap ring (11), mount (12) comprise the round bar that two sets of symmetries set up, just the support body one end of mount (12) welds on snap ring (11), just curved spout (13) have been seted up at the middle part of angular adjustment carousel (2), the one end of mount (12) is slided and is inserted and establish and connect in spout (13).

7. The fast nozzle switching device with an angle adjusting mechanism for 3D printing according to claim 1, characterized in that: extrude body (1) including tube pole (16), the upper portion of tube pole (16) is equipped with feed inlet (18), feed inlet (18) department fixedly connected with circular ring form fixed head (17), just the cover is equipped with heating jacket (19) on tube pole (16).

8. The fast nozzle switching device with an angle adjusting mechanism for 3D printing according to claim 7, characterized in that: heating jacket (19) are including electromagnetic induction coil (22), electromagnetic induction coil (22) winding cover is located on pipe pole (16), just the outside cover of electromagnetic induction coil (22) is equipped with protecting crust (20), protecting crust (20) fixed connection is on pipe pole (16), just through-hole (21) that two sets of symmetries set up are seted up to one side of protecting crust (20), through-hole (21) are inserted to the connector lug one end of electromagnetic induction coil (22).