CN213561458U

CN213561458U - Ultrasonic polishing machine suitable for 3D printing model

Info

Publication number: CN213561458U
Application number: CN202022536044.XU
Authority: CN
Inventors: 李赞松; 张红云; 张建宇; 戴敏
Original assignee: Tongling University
Current assignee: Tongling University
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-06-29
Anticipated expiration: 2030-11-05

Abstract

The utility model discloses an ultrasonic polishing machine suitable for 3D printing model, which comprises a frame, wherein a polishing box is arranged on the frame, and the lower bottom surface of the polishing box is provided with a first ultrasonic vibrator, a second ultrasonic vibrator and a digital control panel for controlling the first ultrasonic vibrator and the second ultrasonic vibrator; the first ultrasonic vibrator and the second ultrasonic vibrator are both positioned on a central axis of the lower bottom surface of the polishing box and are connected in parallel, so that the model polishing effect is better, and various problems existing in the existing model polishing are solved; in addition, the first ultrasonic vibrator and the second ultrasonic vibrator are started through the digital control panel, so that the polishing liquid in the polishing box is rubbed at a high speed to polish workpieces, the surface roughness of the 3D printing model is reduced rapidly until the mirror surface, and therefore the utility model has the advantages of compact structure of the whole machine, reasonable design, flexible operation, good quality, high efficiency, reliable use, strong adaptability, durability and the like.

Description

Ultrasonic polishing machine suitable for 3D printing model

Technical Field

The utility model belongs to the technical field of the 3D printer, specifically be an ultrasonic polishing machine suitable for 3D prints model.

Background

The 3D printing adopts the working principle of layered processing and superposition forming, so that the step effect of the layer-by-layer textures is easy to occur in the processing process of the thermoplastic material; or the 3D printer has low precision; or the surface of the processed model is rough due to the problems of stacking sequence postures and the like during model processing, so that the attractiveness of the sample is greatly reduced. However, the existing commonly used post-processing methods of 3D printing models are fire baking method and sand grinding method, wherein the fire baking method is to remove burrs on the surface of the model by open fire, and only simple surface treatment can be performed; the sand polishing method is that firstly, a model is locally repaired by an art designing knife, then the model is polished by sand, and finally, the surface of the model is smooth and smooth by putty on the surface of the model, but the efficiency of polishing by sand paper is low, and the effect is not satisfactory. With the pursuit of people to life being higher and higher, the traditional 3D printing model cannot meet the viewing requirements and the using requirements of users.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to at present through the layering processing, it is great that the fashioned 3D of stack prints model roughness, can't satisfy user's the demand of vwatching and user demand scheduling problem, has designed a section and can be applicable to the ultrasonic wave burnishing machine that 3D printed the model.

In order to achieve the above object, the utility model provides a following technical scheme: an ultrasonic polishing machine suitable for 3D printing of models comprises a frame; a polishing box is arranged on the frame; the lower bottom surface of the polishing box is provided with a first ultrasonic vibrator and a second ultrasonic vibrator; the first ultrasonic vibrator and the second ultrasonic vibrator are positioned on a central axis in the length direction of the polishing box and are connected in parallel; the rack is also provided with a main control board used for controlling the first ultrasonic vibrator and the second ultrasonic vibrator.

As the utility model discloses a preferred technical scheme: the machine frame is connected by high-strength aluminum alloy sections through angle connecting pieces; wherein the cross-sectional dimension of the rack is 30mm, and the length, width and height of the rack are 450 mm 465 mm 600mm respectively.

As the utility model discloses a preferred technical scheme: the rack is arranged into a cuboid, and baffles are arranged on four side surfaces of the rack; the main control board is fixed on the baffle and connected with a digital control panel arranged on the baffle and a power interface arranged on the baffle.

As the utility model discloses a preferred technical scheme: and the rack is also provided with a heat radiation fan used for radiating the main control panel.

As the utility model discloses a preferred technical scheme: and a box cover is also arranged on the polishing box.

As the utility model discloses a preferred technical scheme: a valve switch is also arranged on the lower bottom surface of the polishing box; wherein the valve switch is located between the first ultrasonic vibrator and the second ultrasonic vibrator.

As the utility model discloses a preferred technical scheme: the length, width and height of the polishing box are respectively 400 × 230 × 200 mm; and the length and the width of the box cover are 430mm and 250mm, and the thickness of the box cover is 10 mm.

Adopt above-mentioned technical scheme the beneficial effects of the utility model are that: 1. because the first ultrasonic vibrator and the second ultrasonic vibrator are both positioned on the central axis of the lower bottom surface of the polishing box and are connected in parallel, the model polishing effect is better, and various problems existing in the existing model polishing are solved;

2. start first ultrasonic vibrator and second ultrasonic vibrator through digital control panel to the high-speed friction of the polishing solution that is located the polishing incasement that makes is by the work piece of polishing, thereby 3D prints the roughness of model and reduces rapidly, up to the mirror surface, consequently the utility model has the advantages of complete machine compact structure, reasonable in design, flexible operation, of high quality, efficient, use reliable, strong adaptability and durable.

Drawings

FIG. 13D is a schematic view of the structure of one side of the ultrasonic polisher for printing the model;

FIG. 23D is another schematic view of the ultrasonic polisher with the model printed.

In the figure: 1. a frame; 2. a digital control panel; 3. a baffle plate; 4. a heat radiation fan; 5. a box cover; 6. a corner connector; 7. a power interface; 8. a first ultrasonic vibrator; 9. opening and closing a valve; 10. a second ultrasonic vibrator; 11. a polishing box; 12. a main control panel.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "upper surface", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: an ultrasonic polishing machine suitable for 3D printing of models comprises a frame 1; a polishing box 11 is arranged on the frame 1; a first ultrasonic vibrator 8 and a second ultrasonic vibrator 10 are arranged on the lower bottom surface of the polishing box 11; the first ultrasonic vibrator 8 and the second ultrasonic vibrator 10 are located on a central axis in the length direction of the polishing box 11, and the first ultrasonic vibrator 8 and the second ultrasonic vibrator 10 are connected in parallel; the frame 1 is further provided with a main control board 12 for controlling the first ultrasonic vibrator 8 and the second ultrasonic vibrator 10.

Wherein: the machine frame 1 is formed by connecting high-strength aluminum alloy sections through an arranged corner connecting piece 6; wherein, the cross-sectional dimension of the rack 1 is 30mm, and the length, width and height of the rack 1 are 450 mm 465 mm 600mm respectively.

Wherein: the rack 1 is arranged into a cuboid, and baffles 3 are arranged on four side surfaces of the rack 1; the main control board 12 is fixed on the baffle 3 and connected with the digital control panel 2 arranged on the baffle 3 and the power interface 7 arranged on the baffle.

Wherein: and the rack 1 is also provided with a heat radiation fan 4 for radiating the main control board 12.

Wherein: a valve switch 9 is also arranged on the lower bottom surface of the polishing box 11; wherein the valve switch 9 is located between the first ultrasonic vibrator 8 and the second ultrasonic vibrator 10.

The utility model discloses a theory of operation is: before polishing the 3D printing model, a worker sets polishing time in advance, polishing liquid is poured into a polishing box 11, the polished 3D printing model is immersed in the polishing liquid, and a box cover 5 is covered; the switch of 2 on the digital control panel is pressed, the 3D printing model ultrasonic polishing machine starts working, the first ultrasonic vibrator 8 and the second ultrasonic vibrator 10 enable polishing liquid to rub a polished workpiece at a high speed, and therefore the surface roughness of the 3D printing model is rapidly reduced until reaching a mirror surface, and the polishing function is achieved. When the preset polishing time is over, the polishing machine stops working, the box cover 5 is opened, the 3D model is taken out by using a professional clamp, and the whole polishing process is over.

The first ultrasonic vibrator 8 and the second ultrasonic vibrator 10 are arranged in the middle of the bottom end of the polishing box 11, so that ultrasonic waves generated by the vibrators are in the direction from bottom to top, and in order to improve the accuracy of a polished workpiece, the 3D printing model is vertically placed in the polishing box 11 according to the superposition molding direction; meanwhile, the first ultrasonic vibrator 8 and the second ultrasonic vibrator 10 are connected in parallel to realize the adjustment of the polishing efficiency, and the models of the first ultrasonic vibrator 8 and the second ultrasonic vibrator 10 are both 40KHz 50W.

In order to adapt to the printing model of the mainstream 3D printer in the current market, the length, width and height of the polishing box 11 are respectively 400 × 230 × 200 mm.

In order to prevent the polishing liquid from splashing during the operation of the machine, the upper end of the polishing box 11 is covered by a box cover 5 during the operation. The cover 5 has dimensions of 430mm in length, 250mm in width and 10mm in thickness.

The frame 1 is connected by high strength aluminum alloy section bar through corner connector 6, and the cross sectional dimension of section bar is 30mm, and the size length, width, the height of frame 1 are 450 x 465 x 600mm respectively.

When the polishing machine starts to work, the cooling fan 4 starts to operate synchronously to cool the main control board 12.

Since the polishing liquid is generally corrosive, the polishing box 11 and the box cover 5 are made of corrosion-resistant stainless steel materials in order to prolong the service life of the machine.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides an ultrasonic polishing machine suitable for 3D prints model which characterized in that: comprises a frame (1); a polishing box (11) is arranged on the frame (1);

a first ultrasonic vibrator (8) and a second ultrasonic vibrator (10) are arranged on the lower bottom surface of the polishing box (11); the first ultrasonic vibrator (8) and the second ultrasonic vibrator (10) are positioned on a central axis in the length direction of the polishing box (11), and the first ultrasonic vibrator (8) and the second ultrasonic vibrator (10) are connected in parallel;

the machine frame (1) is also provided with a main control board (12) used for controlling the first ultrasonic vibrator (8) and the second ultrasonic vibrator (10).

2. The ultrasonic polishing machine suitable for 3D printing of models according to claim 1, characterized in that: the machine frame (1) is connected by high-strength aluminum alloy sections through angle connecting pieces (6); wherein the cross-sectional dimension of the rack (1) is 30mm x 30mm, and the length, width and height of the rack (1) are 450 x 465 x 600mm respectively.

3. An ultrasonic polisher adapted for 3D printing of models according to claim 1 or 2 with the following features: the rack (1) is arranged into a cuboid, and baffles (3) are arranged on four side surfaces of the rack (1); the main control board (12) is fixed on the baffle (3) and connected with the digital control panel (2) arranged on the baffle (3) and the power interface (7) arranged on the baffle.

4. The ultrasonic polishing machine suitable for 3D printing of models according to claim 3, characterized in that: and the rack (1) is also provided with a heat radiation fan (4) for radiating the main control board (12).

5. The ultrasonic polishing machine suitable for 3D printing of models according to claim 4, characterized in that: and a box cover (5) is also arranged on the polishing box (11).

6. The ultrasonic polishing machine suitable for 3D printing of models according to claim 5, characterized in that: a valve switch (9) is also arranged on the lower bottom surface of the polishing box (11); wherein the valve switch (9) is located between the first ultrasonic vibrator (8) and the second ultrasonic vibrator (10).

7. The ultrasonic polishing machine suitable for 3D printing of models according to claim 6, characterized in that: the length, the width and the height of the polishing box (11) are respectively 400 × 230 × 200 mm; and the length and the width of the box cover (5) are 430mm and 250mm, and the thickness is 10 mm.