CN220262018U - Angle-adjustable platform projection frame for biological printer - Google Patents

Abstract

The utility model provides an angle-adjustable platform projection frame for a biological printer, which comprises: the biological printer main part sets up two solution tanks in the biological printer main part set up horizontal movement mechanism in the biological printer main part and set up vertical movement mechanism on the horizontal movement mechanism compares with prior art, and print platform can be thrown to support body and throw to two solution tanks perpendicularly, and when break away from two solution tanks on the print platform, the gear can rise with the guide rail portion interact and drive print platform and carry out the angle modulation back slope and rise, has avoided print platform large tracts of land level to submerge in the solution tank and the separation difficulty condition that causes appears, lets print platform's separation process more convenient.

Description

Angle-adjustable platform projection frame for biological printer

Technical Field

The utility model relates to the technical field of biological printers, in particular to an angle-adjustable platform projection frame for a biological printer.

Background

The 3D biological printer is equipment capable of positioning and assembling biological materials or cell units according to an additive manufacturing principle under the drive of a digital three-dimensional model to manufacture products such as medical equipment, tissue engineering scaffolds, tissue organs and the like.

In general, a bio-printer has two solution tanks, one of which is loaded with a material (which may be a resin) for printing a living being, the other of which is loaded with a nutrient solution, and a printed matter, which is made by movement of a platform, is moved to another solution tank after one of which is molded, is soaked in the solution tank for cell proliferation based on a compatibility reaction, the printing platform needs to be moved based on movement of a platform throwing frame, the area of the printing platform immersed in the two solution tanks is large, and a certain degree of acting force is required to be relatively difficult when the printing platform is separated from the two solution tanks.

Disclosure of Invention

The utility model aims to provide an angle-adjustable platform projection frame for a biological printer, so as to solve the problems.

In order to achieve the above object, an embodiment of the present utility model provides an angle-adjustable platform projection frame for a bio-printer, including: a bio-printer body, two solution tanks arranged on the bio-printer body, a horizontal moving mechanism arranged on the bio-printer body and a vertical moving mechanism arranged on the horizontal moving mechanism;

the vertical moving mechanism comprises a direction-throwing frame body, an air cylinder arranged on the direction-throwing frame body, a movable block arranged on a telescopic shaft of the air cylinder, a printing platform arranged on the movable block in a rotating mode, movable groove parts arranged on two sides of the printing platform in a mirror image mode, guide rail parts arranged on the movable groove parts in a sliding mode and gears arranged in the movable groove parts, wherein the guide rail parts are arranged on the movable groove parts in a sliding mode

The movable block drives the printing platform to ascend, and the movable groove part can ascend one station along the guide rail part, so that the gear rubs the guide rail part and then drives the printing platform to incline and separate from any solution groove.

Further, the guide rail part comprises two cross bars which are arranged on the projection frame body in a mirror image mode, and two vertical rails which are vertically connected to the two cross bars;

two vertical rails are inserted in the movable groove part in a sliding way, wherein

The printing platform is suitable for vertically lifting along the movable groove part through two vertical rails.

Further, the guide rail part further comprises a bending rod arranged on one of the vertical rails and a plurality of tooth blocks vertically arranged on the bending rod;

a plurality of the tooth blocks can be meshed with the gear, wherein

When the printing platform drives the gear to ascend, the gear can rub a plurality of tooth blocks so that the printing platform is separated from any solution tank after rotating.

Further, the movable groove part comprises two sliding grooves which are arranged at two sides of the printing platform in a mirror image manner, and two triangular grooves which are symmetrically arranged at the two sliding grooves in a staggered communication manner, wherein the two triangular grooves are formed in the two sliding grooves in a staggered communication manner

The printing platform can drive two triangular grooves to be attached to two vertical rails after rotating.

Further, the thickness of the sliding groove is equal to that of the vertical rail.

Further, the central axis of the gear is collinear with the central axes of the plurality of tooth blocks.

Compared with the prior art, the embodiment of the utility model has the following beneficial effects: compared with the prior art, the printing platform can be vertically projected to the two solution tanks by the projection frame body, when the printing platform is separated from the two solution tanks, the gear can interact with the guide rail part along with rising to drive the printing platform to tilt up after angle adjustment, so that the difficult separation condition caused by large-area horizontal immersion of the printing platform in the solution tanks is avoided, and the separation process of the printing platform is more convenient.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 shows a perspective view of the present utility model;

FIG. 2 shows a front cross-sectional view of the present utility model;

FIG. 3 illustrates a print platform rotation state diagram of a front cross-sectional view of the present utility model;

fig. 4 shows an enlarged view of fig. 2 at a in accordance with the present utility model.

In the figure

1. A bio-printer body; 11. a projection light source; 12. a reflecting prism; 13. a release film;

2. a solution tank;

3. a horizontal movement mechanism;

4. a vertical movement mechanism; 41. projecting to the frame body; 42. a cylinder; 43. a movable block; 44. a printing platform;

45. a movable groove portion; 451. a chute; 452. triangular grooves;

46. a guide rail portion; 461. a cross bar; 462. a vertical rail; 463. bending the rod; 464. tooth blocks; 47. a gear.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

As shown in fig. 1-4, an adjustable angle platform projection stand for a bioprinter, comprising: the biological printer body 1, two solution tanks 2 set up in the said biological printer body 1, the biological printer body 1 also includes the stander, projection light source 11, reflecting prism 12 and release film 13 set up in stander, projection light source 11 work projects the light source to reflecting prism 12, project to one of them solution tank 2 towards release film 13 through reflecting prism 12, let model form on the printing platform 44 that is set up in one of them solution tank 2 this, this is the existing DLP prints the shaping technology, therefore, not stated more, horizontal movement mechanism 3 and vertical movement mechanism 4 set up in the said horizontal movement mechanism 3 set up in the said biological printer body 1, the horizontal movement mechanism 3 is another cylinder or lead screw, it is conventional mechanism, therefore not stated more much for this reason, the said vertical movement mechanism 4 includes throwing to the frame 41, set up in throwing to the cylinder 42 on the frame 41, set up in the flexible axle of the said cylinder 42, rotate the printing platform 44 set up on the said movable block 43, set up in the movable groove 45 of both sides of the said printing platform 44, set up in the said movable groove 45 of 45 and the said movable groove 45, in the said movable groove 45 is set up in the part of the said movable groove 45, 47

The cylinder 42 is driven, the movable block 43 drives the printing platform 44 to rise, the movable groove part 45 can rise one station along the guide rail part 46, so that the gear 47 rubs the guide rail part 46 to drive the printing platform 44 to incline and separate from any one of the solution tanks 2, and concretely, compared with the prior art, the printing platform 44 can be vertically projected to the two solution tanks 2 by the frame 41, when the printing platform 44 is separated from the two solution tanks 2, the gear 47 can rise along with the interaction of the gear and the guide rail part 46 to drive the printing platform 44 to incline and rise after the angle adjustment, so that the difficult separation condition caused by the large-area horizontal immersion of the printing platform 44 in the solution tanks 2 is avoided, and the separation process of the printing platform 44 is more convenient.

Optionally, the guide rail part 46 includes two cross bars 461 disposed on the projecting frame 41 in mirror image, and two vertical rails 462 vertically connected to the two cross bars 461;

two vertical rails 462 are slidably inserted into the movable groove 45, wherein

The printing platform 44 is adapted to vertically lift along the movable slot portion 45 through two vertical rails 462, specifically, two transverse rods 461 play a role in vertically installing the two vertical rails 462, and the two vertical rails 462 play a limiting role on the printing platform 44 through the movable slot portion 45, so that the lifting track of the printing platform 44 is limited, the lifting process of the printing platform 44 is enabled to be accurate and stable, and the occurrence of shaking during the lifting process of the printing platform 44 is avoided.

Optionally, the guide rail portion 46 further includes a bending bar 463 disposed on one of the vertical rails 462 and a plurality of tooth blocks 464 vertically disposed on the bending bar 463;

a plurality of said tooth blocks 464 are capable of engaging said gear 47, wherein

When the printing platform 44 drives the gear 47 to rise, the gear 47 can rub a plurality of the tooth blocks 464, so that the printing platform 44 is separated from any one of the solution tanks 2 after rotating, specifically, the bending rod 463 comprises a rod connected horizontally and vertically, the plurality of tooth blocks 464 are arranged on the inner side of the rod in the vertical direction, the gear 47 is driven to gradually contact the plurality of tooth blocks 464 in the vertical rising process of the printing platform 44 until the gear 47 is meshed with the plurality of tooth blocks 464 to rotate under the influence of the tooth blocks, the gear 47 is driven to rotate clockwise to adjust the angle after rotating, then, the gear 47 is meshed with the plurality of tooth blocks 464 to continuously rise along the vertical direction of the bending rod 463, the printing platform 44 also returns to the initial angle in the self-process to continuously perform the vertical rising work, and the movement of the printing platform 44 is enabled to be more flexible.

Optionally, the movable slot 45 includes two sliding slots 451 disposed on two sides of the printing platform 44 in mirror image, and two triangular slots 452 disposed on two sliding slots 451 in staggered communication and symmetrical manner, wherein

The print platform 44 can drive two behind the rotation of print platform 44 triangular groove 452 laminating two perpendicular rail 462, specifically, the interior limit distance of two spouts 451 equals with the interior limit distance of two perpendicular rails 462, and the maintenance that makes print platform 44 can be sustainable in the lift in-process is perpendicular, and two triangular groove 452 provide good accommodation space for the angle modulation of print platform 44, and the rotatory process of messenger's print platform 44 can not be hindered and disturbed by two perpendicular rails 462.

Optionally, the thickness of the chute 451 is equal to the thickness of the vertical rail 462, and specifically, the chute is configured so that the printing platform 44 does not swing back and forth during the movement.

Optionally, the central axes of the gear 47 and the central axes of the plurality of tooth blocks 464 are collinear, specifically, a good transmission effect of the gear 47 and the plurality of tooth blocks 464 is ensured, and the transmission state is prevented from being influenced by slight deviation of the meshing positions between the gear 47 and the plurality of tooth blocks 464.

The working principle is that firstly, the horizontal moving mechanism 3 drives the vertical moving mechanism 4 to move to the upper parallel position of the solution tank 2 at the left side, the air cylinder 42 drives the movable block 43 and the printing platform 44 to be immersed in the solution tank 2, based on the projection light source 11, the reflecting prism 12, the release film 13 and the resin liquid in the solution tank 2, a model is printed at the lower end of the printing platform 44, then, after the printing work is finished, the printing platform 44 is lifted by the driving force, the sliding chute 451 starts to move along the vertical rail 462, the sliding chute 451 lifts to drive the gear 47 to act on the printing platform 44 caused by the plurality of tooth blocks 464 to rotate and then to lift vertically, in the process, the sliding chute 451 is attached to the vertical rail 462 to be attached to the triangular groove 452, then, when the gear 47 is far away from the plurality of tooth blocks 464, the printing platform 44 returns to the horizontal angle, finally, the horizontal moving mechanism 3 and the vertical moving mechanism 4 enable the printing model to be proliferated along with the printing platform 44 to enter the solution tank 2 at the right side, after the operation is finished, the printing platform 44 executes the same operation and is separated from the solution tank 2 at the right side, the same operation is carried out, and the biological angle can be adjusted by the printer.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. An angle-adjustable platform projection frame for a bio-printer, comprising: a bio-printer body (1), two solution tanks (2) provided on the bio-printer body (1), a horizontal moving mechanism (3) provided on the bio-printer body (1), and a vertical moving mechanism (4) provided on the horizontal moving mechanism (3);

the vertical moving mechanism (4) comprises a direction-throwing frame body (41), an air cylinder (42) arranged on the direction-throwing frame body (41), a movable block (43) arranged on a telescopic shaft of the air cylinder (42) and a printing platform (44) arranged on the movable block (43) in a rotating mode, a movable groove part (45) arranged at two sides of the printing platform (44) in a mirror image manner, a guide rail part (46) arranged in the movable groove part (45) in a sliding manner and a gear (47) arranged in the movable groove part (45), wherein

The air cylinder (42) is driven, the movable block (43) drives the printing platform (44) to ascend, and the movable groove part (45) can ascend one station along the guide rail part (46), so that the gear (47) rubs the guide rail part (46) and then drives the printing platform (44) to incline and separate from any one solution groove (2).

2. An adjustable angle platform orientation frame for a bioprinter according to claim 1,

the guide rail part (46) comprises two cross bars (461) which are arranged on the projecting frame body (41) in a mirror image mode, and two vertical rails (462) which are vertically connected to the two cross bars (461);

two vertical rails (462) are inserted into the movable groove (45) in a sliding way, wherein

The printing platform (44) is suitable for vertically lifting along the movable groove part (45) through two vertical rails (462).

3. An adjustable angle platform projection stand for a bioprinter as claimed in claim 2,

the guide rail part (46) further comprises a bending rod (463) arranged on one of the vertical rails (462) and a plurality of tooth blocks (464) vertically arranged on the bending rod (463);

a plurality of said tooth blocks (464) capable of engaging said gear (47), wherein

When the printing platform (44) drives the gear (47) to ascend, the gear (47) can rub the plurality of tooth blocks (464) so that the printing platform (44) is separated from any one solution tank (2) after rotating.

4. An adjustable angle platform projection stand for a bioprinter as claimed in claim 3,

the movable groove part (45) comprises two sliding grooves (451) which are arranged at two sides of the printing platform (44) in a mirror image manner, and two triangular grooves (452) which are symmetrically arranged at the two sliding grooves (451) in a staggered communication manner, wherein

The printing platform (44) can drive the two triangular grooves (452) to be attached to the two vertical rails (462) after rotating.

5. An adjustable angle platform orientation frame for a bioprinter according to claim 4,

the thickness of the sliding groove (451) is equal to that of the vertical rail (462).

6. An adjustable angle platform orientation frame for a bioprinter according to claim 5,

the central axis of the gear (47) is collinear with the central axes of the plurality of tooth blocks (464).