CN220681634U - Make things convenient for 3D printer injection head of dismouting - Google Patents

Abstract

The utility model belongs to the technical field of 3D printing, and particularly relates to a 3D printer jet head convenient to disassemble and assemble, which comprises an annular cover and a jet head, wherein the jet head is positioned at the center of the annular cover, a disassembly and assembly mechanism is arranged in the annular cover and is used for installing and disassembling the jet head, the disassembly and assembly mechanism comprises two supporting plates, through holes are formed in the two supporting plates, a threaded sleeve is rotationally arranged in the through holes, a screw is connected with the internal threads of the threaded sleeve, arc plates are fixedly arranged at the ends, close to each other, of the two screw, the arc plates are symmetrically arranged, and the arc plates are matched with the jet head. The utility model has reasonable structural design, can greatly save the mounting and dismounting time of the spray head by arranging the dismounting mechanism, ensures that the maintenance and repair process is more convenient and quicker, can clean, replace or repair the spray head more easily, and reduces the downtime.

Description

Make things convenient for 3D printer injection head of dismouting

Technical Field

The utility model relates to the technical field of 3D printing, in particular to a 3D printer jet head convenient to assemble and disassemble.

Background

The 3D printer, also called three-dimensional printer, is a kind of fast forming process equipment, which is based on digital model file and uses special wax, powdered metal or plastic and other adhesive material to produce three-dimensional object through printing one layer of adhesive material. Three-dimensional printers are now used to manufacture products. Techniques for structuring objects in a layer-by-layer printing manner. The principle of a 3D printer is that data and raw materials are put into the 3D printer, and the machine can build the product layer by layer according to a program.

However, in the prior art, the threaded structure at the bottom of the injection head of the 3D printer can be correspondingly installed with the threads of the nozzle opening of the 3D printer, and nuts or screws are used for fixing, but the problem of leakage caused by damage or over loosening of the injection head due to excessive tightening exists in the installation mode, so that the 3D printer injection head convenient to assemble and disassemble is provided to solve the problem.

Disclosure of Invention

The utility model aims to solve the problems in the background art, and provides a 3D printer jet head which is convenient to assemble and disassemble.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

make things convenient for 3D printer jet head of dismouting, include:

the annular cover and the injection head, the injection head is located the central point of annular cover, the inside of annular cover is provided with dismouting mechanism, dismouting mechanism is used for installing and dismantling the injection head.

Preferably, the dismounting mechanism comprises two supporting plates, through holes are formed in the two supporting plates, and the threaded sleeves are rotatably arranged in the through holes.

Preferably, the screw sleeve is internally connected with screws, arc plates are fixedly installed at two ends of the screws, which are close to each other, the arc plates are symmetrically arranged, and the arc plates are matched with the spray head.

Preferably, the top and the bottom of the arc plate are respectively in sliding butt with the top inner wall and the bottom inner wall of the annular cover, a rotating shaft is rotatably arranged on the inner wall of the annular cover, and the rotating shaft and the screw are arranged in parallel.

Preferably, the outside fixed cover of axis of rotation is equipped with two drive pulleys, two the outside of screw thread cover is all fixed the cover and is equipped with driven pulley, the transmission is connected with same belt on drive pulley and the driven pulley.

Preferably, the dismounting motor is fixedly mounted on the inner wall of the bottom of the annular cover, the worm is fixedly mounted on the outer side of the output shaft of the dismounting motor, the worm wheel is fixedly sleeved on the outer side of the rotating shaft, and the worm is meshed with the worm wheel.

According to the convenient-to-assemble and disassemble 3D printer jet head, the jet head passes through the center of the annular cover, then, the driving motor is started, the output shaft of the driving motor rotates to drive the worm to be meshed with the worm wheel, so that the rotating shaft can be driven to rotate, and further, the two driving belt wheels can be driven to rotate, the driven belt wheels are driven to rotate by the driving belt wheels to drive the two threaded sleeves to rotate, the two screws drive the corresponding arc plates to be close to each other under the limit of the annular cover, and then the jet head is clamped and fixed;

according to the 3D printer jet head convenient to disassemble and assemble, when the jet head is used for a long time and is worn and deformed and needs to be replaced, only the driving motor is required to be started, the output shaft of the driving motor rotates to drive the worm to be meshed with the worm wheel, so that the rotating shaft can be driven to rotate, further the two driving belt wheels can be driven to rotate, the driving belt wheels rotate to drive the driven belt wheels to rotate through the belt, the two thread sleeves can be driven to rotate, the two screws drive the corresponding arc plates to be far away under the limit of the annular cover, then the fixation of the jet head is released, and the disassembly of the jet head is completed;

the utility model has reasonable structural design, can greatly save the mounting and dismounting time of the spray head by arranging the dismounting mechanism, ensures that the maintenance and repair process is more convenient and quicker, can clean, replace or repair the spray head more easily, and reduces the downtime.

Drawings

Fig. 1 is a schematic perspective view of a 3D printer jet head with convenient disassembly and assembly according to the present utility model;

FIG. 2 is a partial perspective sectional view of a 3D printer jet head with convenient disassembly and assembly according to the present utility model;

fig. 3 is a schematic perspective view of a part of a 3D printer jet head with convenient disassembly and assembly according to the present utility model.

In the figure: 1. an annular cover; 2. an ejection head; 3. a disassembly and assembly mechanism; 4. disassembling and assembling the motor; 5. a worm; 6. a worm wheel; 301. a support plate; 302. a thread sleeve; 303. a screw; 304. an arc-shaped plate; 305. a rotating shaft; 306. a driving belt wheel; 307. a driven pulley; 308. a belt.

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.

Referring to fig. 1-3, a 3D printer head for easy disassembly, comprising:

the annular cover 1 and the injection head 2, the injection head 2 is located the central point of annular cover 1, and the inside of annular cover 1 is provided with dismouting mechanism 3, and dismouting mechanism 3 is used for installing and dismantling injection head 2.

In the utility model, the dismounting mechanism 3 comprises two support plates 301, through holes are formed in the two support plates 301, and a threaded sleeve 302 is rotatably arranged in each through hole.

In the utility model, screw rods 303 are connected in the screw sleeve 302 in a threaded manner, arc-shaped plates 304 are fixedly arranged at the ends, close to each other, of the two screw rods 303, the two arc-shaped plates 304 are symmetrically arranged, and the arc-shaped plates 304 are matched with the injection head 2.

In the utility model, the top and the bottom of the arc plate 304 are respectively in sliding contact with the top inner wall and the bottom inner wall of the annular cover 1, a rotating shaft 305 is rotatably arranged on the inner wall of the annular cover 1, and the rotating shaft 305 and the screw 303 are arranged in parallel.

In the utility model, two driving belt wheels 306 are fixedly sleeved on the outer side of a rotating shaft 305, driven belt wheels 307 are fixedly sleeved on the outer sides of two thread sleeves 302, and the driving belt wheels 306 and the driven belt wheels 307 are in transmission connection with the same belt 308.

In the utility model, a disassembly motor 4 is fixedly arranged on the inner wall of the bottom of an annular cover 1, a worm 5 is fixedly arranged on the outer side of an output shaft of the disassembly motor 4, a worm wheel 6 is fixedly sleeved on the outer side of a rotating shaft 305, and the worm 5 is meshed with the worm wheel 6.

In the utility model, when the spray head 2 passes through the center of the annular cover 1, the driving motor is started, the output shaft of the driving motor rotates to drive the worm 5 to be meshed with the worm wheel 6, so that the rotating shaft 305 can be driven to rotate, the two driving belt wheels 306 can be driven to rotate through the belt, the driven belt wheels 307 can be driven to rotate by the driving belt wheels 306, the two screw rods 303 drive the corresponding arc plates 304 to be close to each other under the limit of the annular cover 1, then the spray head 2 is clamped and fixed, and then the spray head 2 is installed, when the spray head 2 is worn and deformed during long-time use, only the driving motor is started, the output shaft of the driving motor rotates to drive the worm 5 to be meshed with the worm wheel 6, so that the rotating shaft 305 can be driven to rotate by the driving belt wheels 306, the driven belt wheels 307 can be driven by the belt to rotate, the two screw rods 303 drive the corresponding arc plates 304 to be far away from each other under the limit of the annular cover 1, and then the spray head 2 is removed, and the spray head 2 is detached.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (3)

1. Make things convenient for 3D printer jet head of dismouting, a serial communication port, include:

the device comprises an annular cover (1) and an injection head (2), wherein the injection head (2) is positioned at the center of the annular cover (1), a disassembly and assembly mechanism (3) is arranged in the annular cover (1), and the disassembly and assembly mechanism (3) is used for installing and disassembling the injection head (2);

the disassembly and assembly mechanism (3) comprises two supporting plates (301), through holes are formed in the two supporting plates (301), a threaded sleeve (302) is rotatably installed in each through hole, threaded sleeves (302) are internally connected with screws (303), arc plates (304) are fixedly installed at the positions, close to one end, of each screw (303), the arc plates (304) are symmetrically arranged, the arc plates (304) are matched with the spraying heads (2), the top and the bottom of each arc plate (304) are respectively in sliding butt with the top inner wall and the bottom inner wall of the annular cover (1), a rotating shaft (305) is rotatably installed on the inner wall of the annular cover (1), and the rotating shafts (305) are arranged in parallel with the screws (303).

2. The 3D printer jet head capable of being disassembled and assembled conveniently according to claim 1, wherein two driving belt wheels (306) are fixedly sleeved on the outer side of the rotating shaft (305), driven belt wheels (307) are fixedly sleeved on the outer sides of the two threaded sleeves (302), and the driving belt wheels (306) and the driven belt wheels (307) are in transmission connection with the same belt (308).

3. The 3D printer jet head convenient to disassemble and assemble according to claim 1, wherein a disassembly motor (4) is fixedly installed on the inner wall of the bottom of the annular cover (1), a worm (5) is fixedly installed on the outer side of an output shaft of the disassembly motor (4), a worm wheel (6) is fixedly sleeved on the outer side of the rotating shaft (305), and the worm (5) is meshed with the worm wheel (6).