CN215040324U

CN215040324U - Platform elevation structure that 3D printer stability is strong

Info

Publication number: CN215040324U
Application number: CN202120754904.9U
Authority: CN
Inventors: 张泽民; 刘伟; 许中海; 周勤彪; 杨强; 曹娜
Original assignee: Shanghai Liupu Technology Co ltd
Current assignee: Shanghai Liupu Technology Co ltd
Priority date: 2021-04-11
Filing date: 2021-04-11
Publication date: 2021-12-07
Anticipated expiration: 2031-04-11

Abstract

The utility model discloses a strong platform elevation structure of 3D printer stability, the on-line screen storage device comprises a base, a plurality of openings have been seted up on the surface at base top, open-ended inside all rotates and is connected with the threaded rod, the middle part on threaded rod surface all activity cover is equipped with the thread bush, the top of base is provided with the platform body, a plurality of pole grooves have been seted up to the inner wall of platform body bottom, the equal fixedly connected with dead lever in both sides of pole inslot portion, the surface all movable sleeve of dead lever is equipped with and removes the cover, the both sides of thread bush all articulate there is the connecting rod, a plurality of interior storehouses have been seted up to the inside of base, the inside in interior storehouse all rotates and is connected with the loose axle, the motor is all installed to one side of base, one of them the loose axle is close to one side of motor and passes interior storehouse and the output fixed connection of motor. The utility model discloses make the platform body stability when high increase higher.

Description

Platform elevation structure that 3D printer stability is strong

Technical Field

The utility model relates to a glass cleaning machine technical field, concretely relates to platform elevation structure that 3D printer stability is strong.

Background

The 3D printer is a practical tool adopting a rapid prototyping technology, and can automatically and rapidly materialize a design idea into a prototype with a certain structure and function or directly manufacture parts, so that the product design can be rapidly evaluated and modified to respond market demands and improve the competitiveness of enterprises.

Current 3D printer lift platform adopts formula elevating system of cutting mostly, and when its elevation structure rose, and often the supporting part often was located one side of platform, and the supporting role that the opposite side received is little, and the holding power that receives of platform is not enough even, and stability is relatively poor, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a strong platform elevation structure of 3D printer stability to lift platform only adopts the inhomogeneous problem of its bottom atress of formula elevating system in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: a platform lifting structure with high stability of a 3D printer comprises a base, wherein a plurality of openings are formed in the surface of the top of the base, threaded rods are rotatably connected inside the openings, threaded sleeves are movably sleeved in the middle of the surfaces of the threaded rods, a platform body is arranged at the top of the base, a plurality of rod grooves are formed in the inner wall of the bottom of the platform body, fixed rods are fixedly connected to two sides of the inner part of each rod groove, moving sleeves are movably sleeved on the surfaces of the fixed rods, connecting rods are hinged to two sides of each threaded sleeve, the tops of the connecting rods are hinged to the bottoms of the corresponding position moving sleeves, a plurality of inner bins are formed in the base, moving shafts are rotatably connected inside the inner bins, motors are mounted on one side of the base, one side, close to each motor, of each moving shaft penetrates through the inner bin and is fixedly connected with the output end of each motor, the fixed cover in surface of loose axle is all equipped with a plurality of first bevel gear, the bottom of threaded rod all passes the inner wall that corresponds position open-ended inner wall and base and extends to the inside in the storehouse of corresponding position, the surface of threaded rod bottom is all fixed the cover and is equipped with second bevel gear, two department all communicates between the interior storehouse has the spread groove, the inside of spread groove all rotates and is provided with the connecting axle, both ends all extend to the inside in the storehouse of corresponding position around the connecting axle, the surface at both ends is all fixed the cover and is equipped with third bevel gear around the connecting axle, threaded rod, loose axle and connecting axle constitute link gear through first bevel gear, second bevel gear and third bevel gear.

Preferably, the middle positions of the rod grooves are provided with abutting plates, and the tops of the abutting plates are fixedly connected with buffer structures.

Preferably, the buffering structure comprises a sleeve, a first spring is fixedly connected to the top end face of the inner cavity of the sleeve, a ring piece is fixedly connected to the middle position of the bottom end of the inner cavity of the sleeve, one end, close to the supporting plate, of the first spring is fixedly connected with an inserting cylinder, and the bottom of the inserting cylinder penetrates through the middle position of the ring piece and the inside of the sleeve and is fixedly connected with the surface of the top of the supporting plate.

Preferably, the buffer structures are provided with a plurality of groups, and the plurality of groups of buffer structures are uniformly distributed between the abutting plate and the top end face of the middle position of the rod groove inner cavity.

Preferably, the width of the surface of the fixed rod on the side close to the threaded rod at the corresponding position is wider than that of the surface of the fixed rod on the side far away from the threaded rod at the corresponding position, and the width of the surface of the top of the threaded rod is wider than that of the surface of the bottom of the threaded rod.

Preferably, the top on the surface of the threaded rod is sleeved with a second spring, and the top of the second spring is fixedly connected with the surface of the top of the threaded rod at the corresponding position.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses a motor is opened to the user, make a loose axle be circular motion, make a plurality of loose axles be circular motion through the connecting axle, and then drive a plurality of threaded rods and be circular motion, and then make a plurality of thread bushings through the up-motion under the effect of the helicitic texture on its inner wall and threaded rod surface, and then make a plurality of traveling sleeves to the direction horizontal migration who keeps away from the threaded rod through the connecting rod, thereby make the high increase of platform body, and so, the high increase of platform body, make a plurality of positions of platform body bottom all receive the supporting role of connecting rod, and then make the holding power that the bottom of platform body received more even, thereby the stability of platform body has been improved, thereby the device's practicality has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of a cross-sectional structure in the front view direction of the present invention.

Fig. 2 is an enlarged schematic view of a structure at a in fig. 1 according to the present invention.

Fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

Fig. 4 is a schematic structural section in the side view direction of the present invention.

Fig. 5 is a schematic structural view of the side view direction of the present invention.

Description of reference numerals:

1. a base; 2. an opening; 3. a threaded rod; 4. a threaded sleeve; 5. a platform body; 6. a rod groove; 7. fixing the rod; 8. moving the sleeve; 9. a buffer structure; 91. a sleeve; 92. inserting a cylinder; 93. a first spring; 94. a ring sheet; 10. a second spring; 11. an inner bin; 12. a movable shaft; 13. a first bevel gear; 14. a second bevel gear; 15. a connecting rod; 16. a motor; 17. connecting grooves; 18. a connecting shaft; 19. a third bevel gear; 20. and a support plate.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides a platform lifting structure with strong stability of a 3D printer as shown in figures 1-5, which comprises a base 1, wherein the surface of the top of the base 1 is provided with a plurality of openings 2, the inside of the openings 2 is rotatably connected with a threaded rod 3, the middle part of the surface of the threaded rod 3 is movably sleeved with a threaded sleeve 4, the top of the base 1 is provided with a platform body 5, the inner wall of the bottom of the platform body 5 is provided with a plurality of rod grooves 6, both sides of the inside of the rod grooves 6 are fixedly connected with fixed rods 7, the surface of the fixed rods 7 is movably sleeved with a movable sleeve 8, both sides of the threaded sleeve 4 are hinged with connecting rods 15, the top of each connecting rod 15 is hinged with the bottom of the corresponding position movable sleeve 8, the inside of the base 1 is provided with a plurality of inner bins 11, the inside of the inner bins 11 is rotatably connected with movable shafts 12, motor 16 is all installed to one side of base 1, one of them movable shaft 12 is close to one side of motor 16 and passes interior storehouse 11 and with motor 16's output fixed connection, the fixed cover all is equipped with a plurality of first conical gear 13 on the surface of movable shaft 12, the bottom of threaded rod 3 all passes corresponding position opening 2's inner wall and base 1's inner wall and extends to the inside of storehouse 11 in the corresponding position, the surface of threaded rod 3 bottom all fixes the cover and is equipped with second conical gear 14, two department all communicates with spread groove 17 between interior storehouse 11, the inside of spread groove 17 all rotates and is provided with connecting axle 18, both ends all extend to the inside of storehouse 11 in the corresponding position around connecting axle 18, the surface at both ends all fixes the cover around connecting axle 18 and is equipped with third conical gear 19, threaded rod 3, movable shaft 12 and connecting axle 18 are through first conical gear 13, The second bevel gear 14 and the third bevel gear 19 form a linkage mechanism.

Further, in the above technical solution, the middle positions of the rod grooves 6 are all provided with the abutting plates 20, the tops of the abutting plates 20 are all fixedly connected with the buffer structures 9, and when the platform body 5 moves downwards, the tops of the threaded rods 3 are prevented from directly contacting the inner walls of the rod grooves 6 under the matching action of the abutting plates 20 and the buffer structures 9.

Further, in the above technical solution, the buffering structure 9 includes a sleeve 91, a first spring 93 is fixedly connected to a top end surface of an inner cavity of the sleeve 91, a ring piece 94 is fixedly connected to a middle position of a bottom end of the inner cavity of the sleeve 91, one end of the first spring 93 close to the abutting plate 20 is fixedly connected to an inserting cylinder 92, a bottom of the inserting cylinder 92 passes through a middle position of the ring piece 94 and an inner portion of the sleeve 91 and is fixedly connected to a surface of a top portion of the abutting plate 20, when the platform body 5 moves downward, a top portion of the threaded rod 3 abuts against the abutting plate 20, so that the abutting plate 20 moves upward, and the inserting cylinder 92 moves upward, so that the first spring 93 deforms, and the abutting plate 20 is prevented from directly abutting against an inner wall of the rod groove 6, and an acting force of the rod groove 6 on the threaded rod 3 is reduced.

Furthermore, in the above technical solution, there are multiple groups of buffer structures 9, where the multiple groups of buffer structures 9 are uniformly distributed between the abutting plate 20 and the top end surface of the middle position of the inner cavity of the rod groove 6, and the multiple groups of buffer structures 9 are arranged, so as to further reduce the acting force between the rod groove 6 and the threaded rod 3.

Furthermore, in the above technical solution, the width of the surface of the fixing rod 7 near the side of the corresponding threaded rod 3 is wider than the surface of the side far from the corresponding threaded rod 3, the width of the top surface of the threaded rod 3 is wider than the surface of the bottom thereof, because the width of the middle position of the movable sleeve 8 is slightly wider than the surface of the fixed rod 7 on the side far away from the threaded rod 3 at the corresponding position and narrower than the surface of the fixed rod 7 on the side close to the threaded rod 3 at the corresponding position, under the action of the middle position of the movable sleeve 8 and the surface of the fixed rod 7 close to one side of the threaded rod 3, the movable sleeve 8 is prevented from being separated from the surface of the fixed rod 7, because the middle position of the thread sleeve 4 is slightly wider than the surface of the bottom of the threaded rod 3 and narrower than the surface of the top of the threaded rod 3, thereby preventing the threaded bush 4 from being disengaged from the surface of the threaded rod 3 under the interference of the threaded bush 4 with the top surface of the threaded rod 3.

Further, in above-mentioned technical scheme, the top on threaded rod 3 surface all is equipped with second spring 10, the top of second spring 10 all with the fixed surface connection at the position threaded rod 3 top that corresponds, through being provided with second spring 10 at threaded rod 3 surface top, avoid direct contact between thread bush 4 and the threaded rod 3 top surface through second spring 10, and reduce the effort between thread bush 4 and the threaded rod 3 top surface.

This practical theory of operation: in the actual use process, a user turns on the motor 16 to make the output end of the motor 16 do circular motion, so as to drive one movable shaft 12 to do circular motion, so as to drive the first bevel gear 13 on the surface of the movable shaft to do circular motion, under the meshing action of one first bevel gear 13 and the adjacent third bevel gear 19, the connecting shaft 18 does circular motion, so as to drive the other third bevel gear 19 to do circular motion, under the meshing action of the other third bevel gear 19 and the adjacent first bevel gear 13, the other movable shaft 12 does circular motion, and drives the first bevel gears 13 on other positions on the surface of the movable shaft to do circular motion, and the plurality of movable shafts 12 do circular motion, under the meshing action of the first bevel gears 13 on other positions on the surface of the movable shaft and the adjacent second bevel gears 14, the threaded rod 3 does circular motion, under the effect of the helicitic texture through threaded rod 3 surface and 4 inner walls of thread bush and connecting rod 15's limiting displacement, make thread bush 4 upward movement, connecting rod 15 is circular motion when thread bush 4 upward movement its bottom, and then make the moving sleeve 8 to keeping away from the direction motion of corresponding position threaded rod 3, thereby make the high increase of platform body 5, supporting role through multiunit connecting rod 15, thereby make the stability of platform body 5 better, in order to solve among the prior art lift platform only to adopt its bottom stress inhomogeneous problem of formula elevating system of cutting.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a strong platform elevation structure of 3D printer stability, includes base (1), its characterized in that: the novel multifunctional adjustable screw base is characterized in that a plurality of openings (2) are formed in the surface of the top of the base (1), a threaded rod (3) is rotatably connected inside each opening (2), a threaded sleeve (4) is movably sleeved in the middle of the surface of the threaded rod (3), a platform body (5) is arranged at the top of the base (1), a plurality of rod grooves (6) are formed in the inner wall of the bottom of the platform body (5), fixed rods (7) are fixedly connected to two sides of the inner part of each rod groove (6), a movable sleeve (8) is movably sleeved on the surface of each fixed rod (7), connecting rods (15) are hinged to two sides of each threaded sleeve (4), the tops of the connecting rods (15) are hinged to the bottoms of the corresponding position movable sleeves (8), a plurality of inner bins (11) are formed in the base (1), and movable shafts (12) are rotatably connected inside the inner bins (11), motor (16) are all installed to one side of base (1), one of them motor (16) is all installed to one side that loose axle (12) is close to motor (16) pass interior storehouse (11) and with the output fixed connection of motor (16), the surface of loose axle (12) all is fixed the cover and is equipped with a plurality of first bevel gear (13), the bottom of threaded rod (3) all passes the inner wall of corresponding position opening (2) and the inner wall of base (1) and extends to the inside of storehouse (11) in the corresponding position, the surface of threaded rod (3) bottom all is fixed the cover and is equipped with second bevel gear (14), two department all communicates between interior storehouse (11) has spread groove (17), the inside of spread groove (17) all rotates and is provided with connecting axle (18), the inside of storehouse (11) in both ends all extending to the corresponding position around connecting axle (18), the surface at both ends all is fixed the cover and is equipped with third bevel gear (19) around connecting axle (18), the threaded rod (3), the movable shaft (12) and the connecting shaft (18) form a linkage mechanism through the first bevel gear (13), the second bevel gear (14) and the third bevel gear (19).

2. The strong platform elevation structure of 3D printer stability of claim 1, characterized in that: the middle positions of the rod grooves (6) are provided with abutting plates (20), and the tops of the abutting plates (20) are fixedly connected with buffer structures (9).

3. The strong platform elevation structure of 3D printer stability of claim 2, characterized in that: buffer structure (9) include sleeve (91), the inner chamber top terminal surface fixedly connected with first spring (93) of sleeve (91), the intermediate position department fixedly connected with ring piece (94) of sleeve (91) inner chamber bottom, the one end that first spring (93) are close to support board (20) all fixedly connected with inserts a section of thick bamboo (92), the bottom of inserting a section of thick bamboo (92) all passes the intermediate position of ring piece (94) and the inside of sleeve (91) and with the fixed surface who supports board (20) top be connected.

4. The strong platform elevation structure of 3D printer stability of claim 2, characterized in that: the buffer structures (9) are provided with a plurality of groups, and the plurality of groups of buffer structures (9) are uniformly distributed between the abutting plate (20) and the top end face of the middle position of the inner cavity of the rod groove (6).

5. The strong platform elevation structure of 3D printer stability of claim 1, characterized in that: the width of the fixed rod (7) close to the surface of one side of the threaded rod (3) at the corresponding position is wider than the surface of one side of the threaded rod (3) far away from the corresponding position, and the width of the top surface of the threaded rod (3) is wider than the surface of the bottom of the threaded rod.

6. The strong platform elevation structure of 3D printer stability of claim 1, characterized in that: the top on threaded rod (3) surface all is equipped with second spring (10), the top of second spring (10) all with the fixed surface connection at corresponding position threaded rod (3) top.