CN211054418U

CN211054418U - 3D prints support

Info

Publication number: CN211054418U
Application number: CN201921991239.4U
Authority: CN
Inventors: 李宗义; 张晓刚; 张昊
Original assignee: Lanzhou Jiaotong University
Current assignee: Lanzhou Jiaotong University
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-21
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to the technical field of 3D printing, in particular to a 3D printing support, aiming at overcoming the defects of the prior art and providing a 3D printing support; it includes the bottom plate, install the platform directly over the bottom plate, its characterized in that: two Y-axis transmission devices are mounted on the upper surfaces of the bottom plates on two sides of the platform, Z-axis transmission devices are mounted on the two Y-axis transmission devices respectively, an X-axis transmission device is mounted between the two Z-axis transmission devices, a material nozzle is mounted on the X-axis transmission device, and four supporting seats are mounted on the lower surface of the bottom plate; the beneficial effects are that: the material nozzle is moved in the Y-axis direction through a Y-axis transmission device, the material nozzle is moved in the Z-axis direction through a Z-axis transmission device, and the material nozzle is moved in the X-axis direction through an X-axis transmission device; simultaneously the supporting seat can play the cushioning effect to placing of bottom plate, and the vibration when avoiding placing the bottom plate influences the printing precision of 3D printer.

Description

3D prints support

Technical Field

The utility model relates to a 3D prints technical field, specifically is a 3D prints support.

Background

The 3D printer, also called three-dimensional printer, is a machine of an accumulative manufacturing technology, i.e. a rapid prototyping technology, which is a method for manufacturing a three-dimensional object by printing a layer of adhesive material on a layer by using an adhesive material such as a special wax material, a powdered metal or plastic and the like based on a digital model file. State of the art three-dimensional printers are used to manufacture products. The principle of the 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 the program.

The 3D printer stacks sheets in various forms. The 3D printer differs from the traditional printer in that the "ink" used in it is a real raw material, and the form of the stacked thin layers is various, and the media available for printing are various, from a wide range of plastics to metals, ceramics and rubber-like substances. Some printers can also combine different media to make one end of the printed object hard and the other soft.

The removal that current 3D printer generally relied on the screw rod to realize printing the frame, and the slider reciprocates along the guide rail simultaneously, and generally be sliding connection between slider and the guide rail, and the resistance is big, and it is big to lead to the slider not only wearing and tearing, and it is poor to print a smooth operation nature simultaneously, influences the printing precision.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a 3D prints support.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

The utility model provides a 3D prints support, includes the bottom plate, install the platform directly over the bottom plate, its characterized in that: install two Y axle transmission on the upper surface of the bottom plate of platform both sides, two install Z axle transmission on the Y axle transmission respectively, two install X axle transmission between the Z axle transmission, install the material nozzle on the X axle transmission, the lower surface mounting of bottom plate 1 has four supporting seats.

The two Y-axis transmission devices comprise first support seats, the first support seats are connected with first screw rods through first bearings, the two first screw rods are respectively in threaded connection with Z-axis transmission devices, one side of the Z-axis transmission device facing the platform is provided with an installation groove, the installation groove is connected with second screw rods through second bearings, the two second screw rods are in threaded connection with an X-axis transmission device, two ends of the X-axis transmission device are respectively provided with a second support, the two second supports are connected with a fifth belt pulley through a third bearing, the two fifth belt pulleys are connected through a third belt, one end of any one fifth belt pulley is provided with a third motor, the lower surface of the lower belt of the third belt is fixedly connected with a second sliding block, a material nozzle is installed at the lower end of the second sliding block, and a second sliding groove in sliding connection with the second sliding block is formed in the middle of the X-axis transmission device.

Two the one end of Y axle transmission's first screw rod is connected with first belt pulley and second belt pulley through the parallel key respectively, be connected through first belt between first belt pulley and the second belt pulley, first motor is installed to the other end of first belt pulley.

Two the one end of Z axle transmission's second screw rod is connected with third belt pulley and fourth belt pulley through the parallel key respectively, be connected through the second belt between third belt pulley and the fourth belt pulley, the second motor is installed to the other end of fourth belt pulley.

The supporting seat comprises a base fixedly connected with the lower surface of the bottom plate, four third supports and four edges of the lower surface of the base are fixedly connected with a moving rod through a first pin shaft, a fourth support is fixedly connected with the other end of the moving rod, a roller is connected onto the fourth support through a second pin shaft, supporting legs are fixedly connected to the middle of the lower surface of the base, supporting plates are fixedly connected to the lower ends of the supporting legs, and springs are connected between the supporting legs and the moving rod.

The lower end of the Z-axis transmission device is provided with a first sliding block, and the upper surface of the bottom plate is provided with a first sliding groove matched with the first sliding block.

The utility model has the advantages that: the material nozzle is moved in the Y-axis direction through a Y-axis transmission device, the material nozzle is moved in the Z-axis direction through a Z-axis transmission device, and the material nozzle is moved in the X-axis direction through an X-axis transmission device; simultaneously supporting seat 7 can play the cushioning effect to placing of bottom plate, and the vibration when avoiding placing the bottom plate influences the printing precision of 3D printer.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

FIG. 4 is a view of the first sliding slot and the first sliding block;

Fig. 5 is a matching view of the second sliding chute and the second sliding block.

Shown in the figure: the material spraying device comprises a bottom plate 1, a platform 2, a Y-axis transmission device 3, a Z-axis transmission device 4, an X-axis transmission device 5, a material nozzle 6, a supporting seat 7, a first sliding groove 101, a first supporting seat 301, a first bearing 302, a first screw 303, a first belt pulley 304, a second belt pulley 305, a first belt 306, a first motor 307, an installation groove 401, a second bearing 402, a second screw 403, a third belt pulley 404, a fourth belt pulley 405, a second belt 406, a second motor 407, a first sliding block 408, a second supporting seat 501, a third bearing 502, a fifth belt pulley 503, a third belt 504, a third motor 505, a second sliding groove 506, a second sliding block 507, a base 701, a third supporting seat 702, a first pin shaft 703, a moving rod, a fourth supporting seat 705, a second pin shaft 706, a roller 707, a supporting leg 704, a spring 709 and a supporting plate 7010.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The components, structures, mechanisms and the like described in the following examples are all conventional commercially available products unless otherwise specified.

A3D prints support, as shown in fig. 1-5, includes bottom plate 1, install platform 2 directly over bottom plate 1, its characterized in that: install two Y axle transmission 3 on the upper surface of the bottom plate 1 of 2 both sides of platform, two install Z axle transmission 4 on the Y axle transmission 3 respectively, two install X axle transmission 5 between the Z axle transmission 4, install material nozzle 6 on the X axle transmission 5, the lower surface mounting of bottom plate 1 has four supporting seats 7.

The two Y-axis transmission devices 3 comprise a first support 301, the first support 301 is connected with first screws 303 through first bearings 302, the two first screws 303 are respectively in threaded connection with Z-axis transmission devices 4, one side of each Z-axis transmission device 4 facing the platform 2 is provided with a mounting groove 401, the mounting groove 401 is internally connected with second screws 403 through second bearings 402, the two second screws 403 are in threaded connection with X-axis transmission devices 5, two ends of each X-axis transmission device 5 are respectively provided with a second support 501, the two second supports 501 are connected with fifth belt pulleys 503 through third bearings 502, the two fifth belt pulleys 503 are connected through third belts 504, one end of any one fifth belt pulley 503 is provided with a third motor 505, and the lower surface of the lower belt of the third belt 504 is fixedly connected with a second slider 507, the lower end of the second sliding block 507 is provided with a material nozzle 6, and the middle part of the X-axis transmission device 5 is provided with a second sliding chute 506 which is in sliding connection with the second sliding block 507.

One end of each of the first screws 303 of the two Y-axis transmission devices 3 is connected with a first belt pulley 304 and a second belt pulley 305 through a flat key, the first belt pulley 304 is connected with the second belt pulley 305 through a first belt 306, and a first motor 307 is installed at the other end of the first belt pulley 304.

One end of each of the second screws 403 of the two Z-axis transmission devices 4 is connected with a third belt pulley 404 and a fourth belt pulley 405 through flat keys, the third belt pulley 404 is connected with the fourth belt pulley 405 through a second belt 406, and the other end of the fourth belt pulley 405 is provided with a second motor 407.

The supporting seat 7 comprises a base 701 fixedly connected with the lower surface of the bottom plate 1, four third supports 702 are fixedly connected to the edge of the lower surface of the base 701, a moving rod 704 is movably connected to the four third supports 702 through a first pin shaft 703, a fourth support 705 is fixedly connected to the other end of the moving rod 704, a roller 707 is connected to the fourth support 705 through a second pin shaft 706, a supporting leg 708 is fixedly connected to the middle of the lower surface of the base 701, a supporting plate 7010 is fixedly connected to the lower end of the supporting leg 708, and a spring 709 is connected between the supporting leg 708 and the moving rod 704.

The lower end of the Z-axis transmission device 4 is provided with a first sliding block 408, and the upper surface of the bottom plate 1 is provided with a first sliding groove 101 matched with the first sliding block 408.

The first motor 307, the second motor 407, and the third motor 505 are bidirectional motors.

The utility model discloses a working process does: the rotation of the first screw 303 on the two Y-axis transmission devices 3 is realized through the transmission of a first motor 307, a first belt pulley 304, a second belt pulley 305 and a first belt 306, and the rotation of the first screw 303 realizes the bidirectional movement of the Z-axis transmission device 4 in the Y-axis direction; the transmission of the second motor 407, the third belt pulley 404, the fourth belt pulley 405 and the second belt 406 realizes the bidirectional movement of the X-axis transmission device 5 in the Z-axis direction; the bidirectional movement of the material nozzle 6 in the X-axis direction is realized by the transmission of the third motor 505, the two fifth pulleys 503 and the third belt 504; the slow placement of the support leg 708 and the support plate 7010 is realized by the buffer action of the spring 709 on the support seat 7, and the influence of vibration when the bottom plate 1 is placed on the printing precision of the 3D printer is avoided.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a 3D prints support, includes bottom plate (1), platform (2), its characterized in that are installed directly over bottom plate (1): install two Y axle transmission (3), two on the upper surface of bottom plate (1) of platform (2) both sides install Z axle transmission (4), two on the Y axle transmission (3) respectively install X axle transmission (5) between Z axle transmission (4), install material nozzle (6) on X axle transmission (5), the lower surface mounting of bottom plate (1) has four supporting seats (7).

2. The 3D printing support according to claim 1, wherein: the two Y-axis transmission devices (3) comprise first supports (301), the first supports (301) are connected with first screw rods (303) through first bearings (302), the two first screw rods (303) are respectively in threaded connection with Z-axis transmission devices (4), one sides of the Z-axis transmission devices (4) facing the platform (2) are provided with mounting grooves (401), the inside of each mounting groove (401) is connected with a second screw rod (403) through a second bearing (402), the two second screw rods (403) are in threaded connection with an X-axis transmission device (5), the two ends of each X-axis transmission device (5) are respectively provided with a second support (501), the two second supports (501) are connected with fifth belt pulleys (503) through third bearings (502), the two fifth belt pulleys (503) are connected through third belts (504), one end of any fifth belt pulley (503) is provided with a third motor (505), fixedly connected with second slider (507) on the lower surface of the lower belt of third belt (504), material nozzle (6) are installed to the lower extreme of second slider (507), the middle part of X axle transmission (5) is equipped with second spout (506) with second slider (507) sliding connection.

3. The 3D printing support according to claim 2, wherein: two the one end of first screw rod (303) of Y axle transmission (3) is connected with first belt pulley (304) and second belt pulley (305) through flat key respectively, be connected through first belt (306) between first belt pulley (304) and the second belt pulley (305), first motor (307) are installed to the other end of first belt pulley (304).

4. The 3D printing support according to claim 2, wherein: one end of each of second screw rods (403) of the two Z-axis transmission devices (4) is connected with a third belt pulley (404) and a fourth belt pulley (405) through flat keys respectively, the third belt pulley (404) and the fourth belt pulley (405) are connected through a second belt (406), and a second motor (407) is installed at the other end of the fourth belt pulley (405).

5. The 3D printing support according to claim 2, wherein: the lower end of the Z-axis transmission device (4) is provided with a first sliding block (408), and the upper surface of the bottom plate (1) is provided with a first sliding groove (101) matched with the first sliding block (408).

6. The 3D printing support according to claim 1, wherein: the supporting seat (7) comprises a base (701) fixedly connected with the lower surface of the bottom plate (1), the edge of the lower surface of the base (701) is fixedly connected with four third supports (702) and four third supports (702) are movably connected with a moving rod (704) through a first pin shaft (703) on the third supports (702), the other end of the moving rod (704) is fixedly connected with a fourth support (705), the fourth support (705) is connected with a roller (707) through a second pin shaft (706), the middle part of the lower surface of the base (701) is fixedly connected with supporting legs (708), the lower ends of the supporting legs (708) are fixedly connected with a supporting plate (7010), and springs (709) are connected between the supporting legs (708) and the moving rod (704).