CN214000586U

CN214000586U - Scraper printing table

Info

Publication number: CN214000586U
Application number: CN202022562176.XU
Authority: CN
Inventors: 徐立峥
Original assignee: Tianluan Tianjin Technology Co Ltd
Current assignee: Tianluan Tianjin Technology Co Ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-08-20
Anticipated expiration: 2030-11-09

Abstract

The utility model provides a scraper blade print table, is located ultraviolet ray projecting apparatus below, belongs to three-dimensional printing technical field, including servo motor, bent axle mechanism, double-deck scraper blade, guide rail and lift water tank, the side of lift water tank is provided with bent axle mechanism, installs servo motor in the bent axle mechanism, and bent axle mechanism is connected with double-deck scraper blade transmission, and double-deck scraper blade slides and sets up on the guide rail, and the guide rail setting is in lift water tank upper end, lift water tank bottom and water pump intercommunication. During its use, form slider-crank mechanism through bent axle mechanism and double-deck scraper blade for double-deck scraper blade can follow guide rail reciprocating motion, thereby strickle photosensitive material on the kickboard, the ultraviolet irradiation solidification of being convenient for, the water pump is through giving the drainage to the lift water tank, makes the kickboard fluctuate, thereby the double-deck scraper blade of being convenient for is smeared repeatedly, in order to realize printing the stack layer upon layer. The utility model discloses the mechanism is simple, convenient to use, the later maintenance of being convenient for to can cool down with water, the produced heat of a large amount of absorbent material polymerization improves printing speed.

Description

Scraper printing table

Technical Field

The embodiment of the utility model provides a relate to three-dimensional printing technical field, concretely relates to scraper blade print platform.

Background

The operating principle of the photocuring 3D printer is that the liquid photosensitive resin is cured layer by adopting a digital light processing technology. Because of poor fluidity of resin, the existing photocuring 3D printer performs one-time coating and one-time photocuring treatment by adsorbing resin in a resin tank through a scraper, however, because the material itself generates polymerization reaction in the photocuring process, and heat is directly generated in the polymerization reaction process, the photosensitive material located at the bottom layer is easily deformed under the condition of being heated, and finally, the printed product may be deformed.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a scraper blade print platform to solve among the prior art because photosensitive material warp the problem of wandering to one side owing to being heated and the goods of printing out that lead to.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

the utility model provides a scraper blade print table is located ultraviolet projector below, including servo motor, bent axle mechanism, double-deck scraper blade, guide rail and lift water tank, lift water tank's side is provided with bent axle mechanism, install servo motor in the bent axle mechanism, just bent axle mechanism is connected with double-deck scraper blade transmission, double-deck scraper blade slides and sets up on the guide rail, the guide rail sets up in lift water tank upper end, lift water tank bottom and water pump intercommunication.

Further, the lifting water tank comprises a tank body, a floating plate and a sealing ring, the crankshaft mechanism is arranged at the end of the tank body, the floating plate is arranged in the tank body, the sealing ring is arranged on the outer edge of the floating plate, and the sealing ring is abutted to the inner wall of the tank body.

Further, the crankshaft mechanism comprises a vertical plate, a crankshaft and a connecting rod, the vertical plate is vertically arranged at the end of the box body, the crankshaft is arranged on the vertical plate in an inserted mode and is in transmission connection with the servo motor, the crankshaft is inserted into one end of the connecting rod in a sliding mode, and the other end of the connecting rod is hinged to the double-layer scraper.

Furthermore, adjusting device is inserted to the bottom of riser, adjusting device includes fixed block, lead screw, polished rod and rocking handle, the riser cover is established on the lead screw, the vertical cover of lead screw is established on the fixed block, and the fixed block is fixed to be set up at the box tip, and the end fixing of lead screw is provided with the rocking handle, the both sides of lead screw are vertical to be fixed with two polished rods, the polished rod slides and inserts and establish on the riser.

Furthermore, a first threaded hole formed in the vertical plate in a sleeved mode is formed in the vertical plate, a second threaded hole formed in the lead screw in a sleeved mode is also formed in the fixed block, and the thread turning direction of the first threaded hole is opposite to that of the second threaded hole.

Further, the double-layer scraper comprises a first scraper, a first rotating electromagnet, a second scraper, a second rotating electromagnet and a fixing frame, wherein the first rotating electromagnet is arranged at one end of the fixing frame and is in transmission connection with the first scraper, the second rotating electromagnet is arranged at the other end of the fixing frame and is in transmission connection with the second scraper, and the first scraper and the second scraper are movably arranged on the fixing frame.

Further, the guide rail includes conducting strip and logical groove, parallel arrangement has two conducting strips on the box, two parallel arrangement has two logical grooves on the conducting strip, two it has the mount to lead to the inslot slip embedding.

The embodiment of the utility model provides a have following advantage:

1. the utility model discloses a double-deck scraper blade comes to strickle photosensitive resin repeatedly, and when the mount moved forward, a rotatory electro-magnet control scraper blade rotates, utilizes two floating resin of scraper blade, and the same reason when the mount moved backward, utilizes a floating resin of scraper blade, when the resin keeps leveling, can shine with light, makes its solidification. Therefore, the waste of the photosensitive resin can be avoided, and the efficiency of leveling the resin by the photosensitive resin is improved.

2. The utility model discloses change the mode that prior art passes through water piece buoyancy, realize reciprocating of photosensitive resin, not only can ensure the stability that the resin removed, can also reduce the cost, it is further, can also effectively be the cooling of resin material through rivers to avoid taking place the goods of printing out and warp the problem of wandering to look like.

3. The utility model discloses a crankshaft rotation utilizes the connecting rod to drive the mount and strickles off the resin, and this mechanism is simple structure not only, and the operation is stable, and simultaneously through the position of adjusting the riser, can also adjust the coverage area that the resin was strickleed off to the scraper blade, consequently can utilize the height of adjusting the regulation riser, prints the goods of equidimension not, just can effectively reduce photosensitive material's use from this, practices thrift the cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a perspective view of a squeegee printing table provided by the present invention;

fig. 2 is a perspective view of a crankshaft mechanism of a squeegee printing table according to the present invention;

fig. 3 is a perspective view of a lifting water tank of a squeegee printing table provided by the present invention;

fig. 4 is a perspective view of an adjusting device of a squeegee printing table according to the present invention;

fig. 5 is a perspective view of a double-layer scraper of a scraper printing table provided by the present invention;

in the figure: 1, a servo motor; 2, a crankshaft mechanism; 21, arranging a vertical plate; 22 a crankshaft; 23 connecting rods; 3, double-layer scraping plates; 31, a first scraper; 32 rotating the electromagnet I; 33, a second scraper blade; 34 rotating the second electromagnet; 35 a fixing frame; 4, a guide rail; 41 a conducting bar; a 42 through groove; 5, lifting the water tank; 51 a box body; 52 a floating plate; 53 sealing rings; 6, adjusting the device; 61, fixing blocks; 62 a lead screw; 63 a light bar; and 64 a rocking handle.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

As fig. 1-5 the utility model provides a scraper blade print platform is located ultraviolet ray projecting apparatus below, including servo motor 1, crank mechanism 2, double-deck scraper blade 3, guide rail 4 and lift water tank 5, the side of lift water tank 5 is provided with crank mechanism 2, install servo motor 1 on the crank mechanism 2, servo motor 1 drives the operation of crank mechanism 2, just crank mechanism 2 is connected with the transmission of double-deck scraper blade 3, because double-deck scraper blade 3 slides and sets up on guide rail 4, therefore double-deck scraper blade 3 can come and go along guide rail 4 and remove. Guide rail 4 sets up in 5 upper ends of lift water tank, 5 bottom and water pump intercommunication of lift water tank inject water and drainage into lift water tank 5 through the water pump, can realize that kickboard 52 reciprocates to make the resin can the layer solidification after receiving the illumination.

According to the utility model provides a specific embodiment, lift water tank 5 includes box 51, kickboard 52 and sealing washer 53, bent axle mechanism 2 sets up at the box 51 tip, be provided with kickboard 52 in the box 51, the material of kickboard 52 is the carbon fiber, can float on the surface of water. The outer edge of the floating plate 52 is provided with a sealing ring 53, and the sealing ring 53 is abutted against the inner wall of the box body 51 to avoid resin leakage.

According to the utility model provides a specific embodiment, bent axle mechanism 2 includes riser 21, bent axle 22, connecting rod 23, the vertical riser 21 that is provided with of tip of box 51, it is provided with bent axle 22 to insert on riser 21, and the bent axle is connected with servo motor 1 transmission, bent axle 22 slides and inserts the one end of establishing at connecting rod 23, connecting rod 23's the other end is articulated with double-deck scraper blade 3. When the crankshaft 22 rotates, the connecting rod 23 drives the fixing frame 35 to reciprocate along the guide rail 4, so that the resin on the floating plate can be scraped repeatedly, and the flatness of the resin can be ensured.

According to the utility model provides a specific embodiment, adjusting device 6 is inserted to the bottom of riser 21, adjusting device 6 includes fixed block 61, lead screw 62, polished rod 63 and rocking handle 64, riser 21 cover is established on lead screw 62, the vertical cover of lead screw 62 is established on fixed block 61, and fixed block 61 is fixed to be set up at box 51 tip, and lead screw 62's end fixing is provided with rocking handle 64, the vertical two polished rods 63 that are fixed with in both sides of lead screw 62, polished rod 63 slides and inserts and establish on riser 21. When the vertical plate 21 needs to be adjusted, the rocking handle 64 is rotated to drive the screw rod 62 to rotate, so that the distance between the vertical plate 21 and the fixed block 61 is changed, meanwhile, the light bar 63 plays a role in guiding, the vertical plate 21 moves along the direction of the light bar 63, the height of the crankshaft is adjusted, and the coating range of the scraper can be adjusted accordingly.

According to the utility model provides a specific embodiment, be provided with on the riser 21 and establish the screw hole one on the lead screw 62, also be provided with on the fixed block 61 and establish the screw hole two on the lead screw 62, screw hole one revolves to opposite with the screw thread of screw hole two, can improve the efficiency that riser 21 was adjusted from this.

According to the utility model provides a specific embodiment, double-deck scraper blade 3 includes scraper blade 31, first 32 of rotary electromagnet, two 33 of scraper blade, two 34 of rotary electromagnet and mount 35, the one end of mount 35 is provided with first 32 of rotary electromagnet, first 32 of rotary electromagnet is connected with the transmission of scraper blade 31, the other end of mount 35 is provided with two 34 of rotary electromagnet, two 34 of rotary electromagnet are connected with the transmission of two 33 of scraper blade, the equal activity setting of scraper blade 31 and two 33 of scraper blade is on mount 35. When the fixed frame 35 moves forwards, the first rotary electromagnet 32 drives the first scraper 31 to rotate, so that the second scraper 33 smoothes the resin, and when the fixed frame 35 moves backwards, the second rotary electromagnet 34 drives the second scraper 33 to rotate. Make scraper blade 31 trowel the resin, can avoid the resin material extravagant from this to improve the efficiency of strickleing off the resin, further, scraper blade 31 and scraper blade two 33 material are the metal, just can generate heat after the circular telegram, thereby improve the effect of strickleing off the resin.

According to the utility model provides a specific embodiment, guide rail 4 includes conducting bar 41 and logical groove 42, parallel arrangement has two conducting bars 41 on the box 51, two parallel arrangement has two logical grooves 42, two on the conducting bar 41 it has mount 35 to slide the embedding in logical groove 42. This allows the holder 35 to be inserted into the through groove 42, so that the holder 35 can only move in the direction of the bar 41.

According to the utility model provides a specific embodiment, 5 materials of lift water tank are the carbon fiber, can reduce equipment weight from this, avoid equipment to receive the corruption of water simultaneously.

The utility model discloses use as follows:

the utility model provides a scraper blade print table, when it specifically uses, servo motor 1 drives bent axle 22 and rotates, bent axle 22 passes through connecting rod 23 and drives mount 35 and come and go in leading to groove 42, the in-process of passing that comes and goes of scraper blade 31 and scraper blade two 33, resin on the floating plate of strickleing off, and every flattening is once, the illumination resin is once, and along with the continuous flattening of scraper blade, the water yield under the floating plate 52 reduces gradually, make the floating plate 52 constantly sink, thereby make to print and can superpose together layer upon layer, so that finally accomplish the molding. The utility model discloses simple structure, low in cost, the operation is stable, has solved among the prior art because photosensitive material warp the problem of wandering to the side of the goods that prints out that leads to owing to being heated.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a scraper blade print table, is located ultraviolet ray projecting apparatus below, its characterized in that, including servo motor (1), bent axle mechanism (2), double-deck scraper blade (3), guide rail (4) and lift water tank (5), the side of lift water tank (5) is provided with bent axle mechanism (2), install servo motor (1) on bent axle mechanism (2), just bent axle mechanism (2) are connected with double-deck scraper blade (3) transmission, double-deck scraper blade (3) slide and set up on guide rail (4), guide rail (4) set up in lift water tank (5) upper end, lift water tank (5) bottom and water pump intercommunication.

2. The squeegee print station of claim 1, wherein the lifting water tank (5) comprises a tank body (51), a floating plate (52) and a sealing ring (53), the crank mechanism (2) is arranged at the end of the tank body (51), the floating plate (52) is arranged in the tank body (51), the sealing ring (53) is arranged on the outer edge of the floating plate (52), and the sealing ring (53) is abutted against the inner wall of the tank body (51).

3. The scraper printing table as claimed in claim 2, wherein the crankshaft mechanism (2) comprises a vertical plate (21), a crankshaft (22) and a connecting rod (23), the vertical plate (21) is vertically arranged at the end of the box body (51), the crankshaft (22) is inserted on the vertical plate (21) and is in transmission connection with the servo motor (1), the crankshaft (22) is slidably inserted at one end of the connecting rod (23), and the other end of the connecting rod (23) is hinged to the double-layer scraper (3).

4. The squeegee printing table of claim 3, wherein the bottom of the vertical plate (21) is inserted with an adjusting device (6), the adjusting device (6) comprises a fixed block (61), a lead screw (62), a lever (63) and a rocking handle (64), the vertical plate (21) is sleeved on the lead screw (62), the lead screw (62) is vertically sleeved on the fixed block (61), the fixed block (61) is fixedly arranged at the end of the box body (51), the rocking handle (64) is fixedly arranged at the end of the lead screw (62), two levers (63) are vertically fixed at two sides of the lead screw (62), and the levers (63) are slidably inserted on the vertical plate (21).

5. The squeegee print station of claim 4, wherein the vertical plate (21) is provided with a first threaded hole which is sleeved on the lead screw (62), the fixed block (61) is also provided with a second threaded hole which is sleeved on the lead screw (62), and the thread direction of the first threaded hole is opposite to that of the second threaded hole.

6. The squeegee print table of claim 5, wherein the double-layer squeegee (3) comprises a first squeegee (31), a first rotary electromagnet (32), a second squeegee (33), a second rotary electromagnet (34) and a fixed frame (35), the first rotary electromagnet (32) is arranged at one end of the fixed frame (35), the first rotary electromagnet (32) is in transmission connection with the first squeegee (31), the second rotary electromagnet (34) is arranged at the other end of the fixed frame (35), the second rotary electromagnet (34) is in transmission connection with the second squeegee (33), and the first squeegee (31) and the second squeegee (33) are movably arranged on the fixed frame (35).

7. The squeegee print station of claim 6, wherein the guide rail (4) comprises two guide bars (41) and two through grooves (42), two guide bars (41) are arranged in parallel on the box body (51), two through grooves (42) are arranged in parallel on the two guide bars (41), and the fixing frame (35) is slidably embedded in the two through grooves (42).

8. The doctor blade printing station as claimed in claim 7, characterised in that the lifting tank (5) is made of carbon fibre.