CN218453198U - Photocuring shaping scraper device - Google Patents

Abstract

The application relates to the technical field of 3D printing, and discloses a photocuring forming scraper device, which comprises a scraper component, a cleaning component and a first driving device, wherein the cleaning component comprises a sliding block and a scraping block, the sliding block is connected with the scraping block, and the scraping block is tightly attached to the lower end of the scraper component; the first driving device comprises a motor and a lead screw, the sliding block is arranged on the lead screw, the lead screw is arranged above the scraper component, and the motor is used for driving the lead screw to rotate so as to drive the scraper block to reciprocate at the lower end of the scraper component. The utility model discloses have clean efficient and clean effectual beneficial effect.

Description

Photocuring shaping scraper device

Technical Field

The utility model belongs to the technical field of 3D prints, in particular to photocuring shaping scraper device.

Background

The technology of stereolithography Apparatus (SLA) is one of additive manufacturing technologies, and is based on the principle of discrete slicing and layer-by-layer superposition forming, photosensitive resin is used as a raw material, laser is used as an energy source, scanning is carried out according to a layered model, a forming plate descends by a certain height after scanning one layer, a coating device paves a printing liquid level, and the process is repeated continuously to finish curing forming of parts.

The spreading device mainly comprises a scraper, and the scraper part is usually soaked in the liquid level of resin and can stick to the solidified resin inevitably, so that the bottom of the scraper is uneven, and parts are scraped during molding, so that printing failure is caused. To avoid setting of the resin on the spreading blade, it is common to manually inspect the bottom of the blade periodically and scrape the cured resin with a blade or tool harder than the resin.

Accordingly, the prior art is in need of improvement and development.

SUMMERY OF THE UTILITY MODEL

The application aims to provide a photocuring shaping scraper device, can rotate in order to realize cladding to the different positions of workpiece surface according to the shape of work piece, improves 3D's printing effect.

The application provides a photocuring forming scraper device, which comprises a scraper component, a cleaning component and a first driving device, wherein the cleaning component comprises a sliding block and a scraping block, the sliding block is connected with the scraping block, and the scraping block is tightly attached to the lower end of the scraper component; the first driving device comprises a motor and a lead screw, the sliding block is arranged on the lead screw, the lead screw is arranged above the scraper component, and the motor is used for driving the lead screw to rotate, so that the scraping block is driven to reciprocate at the lower end of the scraper component.

The utility model provides a photocuring shaping scraper device through set up first drive arrangement and clean subassembly on the scraper subassembly, is removed by first drive arrangement drive slider to the messenger scrapes the piece and cleans the lower extreme of scraper subassembly, compares with the artifical clear mode of tradition, has improved clear effect and efficiency.

Further, the photocuring shaping scraper device that this application provided, scraper component's bottom both sides all are provided with the cutting edge, the tip warpage of cutting edge.

Further, the photocuring shaping scraper device that this application provided, scrape the piece orientation one side of cutting edge is provided with the spacing groove, the spacing groove with cutting edge looks adaptation.

In practical application, set up the spacing groove and can laminate completely with the cutting edge of perk, when scraping the piece and sliding the cutting edge, can all-round take away the cured resin on the cutting edge, improve clean effect.

Further, the photocuring shaping scraper device that this application provided still includes the protective housing, the protective housing sets up the outside of lead screw.

Through setting up the protective housing, can prevent that resin solution from spattering the lead screw, damaging equipment.

Further, photocuring shaping scraper device that this application provided, scraper subassembly top both ends are provided with the stopper, the stopper is used for preventing the slider roll-off the scraper subassembly.

Through setting up the stopper, can prevent the slider and scrape the clean scope that the piece roll-off was predetermine.

Further, the photocuring shaping scraper device that this application provided, the scraper subassembly still is provided with the observation window.

Further, the photocuring shaping scraper device that this application provided, the top both ends of scraper subassembly extend and form the mount table, the mount table is used for installing the motor.

By last knowing, the photocuring shaping scraper device that this application provided through set up first drive arrangement and clean subassembly on the scraper subassembly, is removed by first drive arrangement drive slider to the messenger scrapes the piece and cleans the lower extreme of scraper subassembly, compares with the artifical clear mode of tradition, has improved clear effect and efficiency.

Additional features and advantages of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the present application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

Fig. 1 is a front view of a photocuring profiled blade apparatus provided in the present application.

Fig. 2 is a front view of a photo-curing molding blade device (with protective shell) provided by the present application.

Figure 3 is a cross-sectional view of a doctor body and doctor block provided herein.

Description of the reference symbols:

100. a scraper assembly; 110. a blade; 120. a limiting block; 130. an observation window; 140. an installation table; 200. a cleaning assembly; 210. a slider; 220. scraping the block; 221. a limiting groove; 310. a motor; 320. a lead screw; 400. a protective shell.

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 accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.

Referring to fig. 1 and 2, the present invention provides a light curing forming scraper device, wherein the light curing forming scraper device comprises a scraper assembly 100, a cleaning assembly 200 and a first driving device, the cleaning assembly 200 comprises a sliding block 210 and a scraping block 220, the sliding block 210 is connected with the scraping block 220, and the scraping block 220 is closely attached to the lower end of the scraper assembly 100; the first driving device comprises a motor 310 and a lead screw 320, the sliding block 210 is arranged on the lead screw 320, the lead screw 320 is arranged above the scraper assembly 100, and the motor 310 is used for driving the lead screw 320 to rotate, so as to drive the scraper block 220 to reciprocate at the lower end of the scraper assembly 100.

In practical application, because the doctor blade assembly 100 is soaked in the resin liquid for a long time, the resin liquid is solidified and adhered to the doctor blade assembly 100, so that the bottom of the doctor blade assembly 100 is caked, and a damaged part is scratched in the coating process, thereby causing additive failure.

The photocuring forming scraper device has the following working process that the motor 310 is started to rotate the lead screw 320 and control the sliding block 210 to slide, so that the scraping block 220 connected with the sliding block 210 slides at the bottom of the scraper assembly 100, caked resin on the scraper assembly 100 is removed, the scraper assembly 100 is kept in a sharp and clean state, the material increase effect is improved, and the forming quality is ensured; and only need start drive arrangement before the vibration material disk can realize the self-cleaning to scraper subassembly 100, reduce the trouble of regular manual cleaning.

From the above, the photocuring molding scraper device of this application, through set up first drive arrangement and clean subassembly 200 on scraper subassembly 100, is removed by first drive arrangement drive slider 210 to make and scrape piece 220 and clean the lower extreme of scraper subassembly 100, compare with the mode of traditional manual cleaning, improved clear effect and efficiency.

Referring to fig. 3, in some embodiments, the bottom of the doctor assembly 100 is provided with a blade edge 110 on both sides, and the end of the blade edge 110 is warped. In practical application, the end of the blade 110 is tilted, so that the additive forming effect can be improved.

In some embodiments, a side of the scraping block 220 facing the blade 110 is provided with a limiting groove 221, and the limiting groove 221 is matched with the blade 110. In practical application, the limiting groove 221 is arranged to be completely attached to the tilted blade 110, so that when the scraping block 220 slides over the blade 110, the solidified resin on the blade 110 can be taken away in all directions, and the cleaning effect is improved.

In some embodiments, the light-curing molding blade device of the present application further includes a protective shell 400, the protective shell 400 being disposed outside the lead screw 320. By providing the protective case 400, the resin solution can be prevented from splashing on the lead screw 320, damaging the apparatus.

In a further embodiment, stoppers 120 are disposed at two ends of the top of the doctor assembly 100, and the stoppers 120 are used to prevent the slider 210 from sliding out of the doctor assembly 100. By providing the stopper 120, the slider 210 and the scraper 220 can be prevented from sliding out of the preset cleaning range.

In some embodiments, the doctor assembly 100 is also provided with a viewing window 130. By arranging the observation window 130, the current liquid level height of the resin liquid can be observed in real time.

In some embodiments, the top end of the doctor assembly 100 extends to form a mounting block 140, and the mounting block 140 is used to mount the motor 310. In practical application, the mounting platform 140 may be provided with a plurality of screw holes, and the motor base of the motor 310 may be fixed on the mounting platform 140 by screws, which facilitates installation.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (7)

1. A photocuring forming scraper device is characterized by comprising a scraper component (100), a cleaning component (200) and a first driving device, wherein the cleaning component (200) comprises a sliding block (210) and a scraping block (220), the sliding block (210) is connected with the scraping block (220), and the scraping block (220) is tightly attached to the lower end of the scraper component (100); the first driving device comprises a motor (310) and a lead screw (320), the sliding block (210) is arranged on the lead screw (320), the lead screw (320) is arranged above the scraper assembly (100), and the motor (310) is used for driving the lead screw (320) to rotate so as to drive the scraper block (220) to reciprocate at the lower end of the scraper assembly (100).

2. The stereolithographic blade apparatus according to claim 1, characterized in that both sides of the bottom of the blade assembly (100) are provided with a cutting edge (110), the end of the cutting edge (110) being warped.

3. The blade assembly of claim 2, wherein the blade (220) is provided with a limiting groove (221) on a side facing the blade (110), and the limiting groove (221) is adapted to the blade (110).

4. The stereolithography blade apparatus of claim 1, further comprising a protective shell (400), said protective shell (400) being disposed outside said leadscrew (320).

5. The photo-curing molding scraper device according to claim 1, wherein two ends of the top of the scraper assembly (100) are provided with stoppers (120), and the stoppers (120) are used for preventing the sliding block (210) from sliding out of the scraper assembly (100).

6. A stereolithographic doctor apparatus as claimed in claim 1, characterized in that the doctor assembly (100) is further provided with a viewing window (130).

7. The stereolithographic blade apparatus of claim 1, wherein said blade assembly (100) has a mounting platform (140) extending from both ends of a top portion thereof, said mounting platform (140) being configured to mount said motor (310).

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