CN213564411U

CN213564411U - 3D printer shaping platform elevation structure

Info

Publication number: CN213564411U
Application number: CN202022196482.6U
Authority: CN
Inventors: 李鹏; 邵国强; 刘影; 刘鹤飞; 张旭辉
Original assignee: Henan Zhuqi Intelligent Technology Co ltd
Current assignee: Henan Zhuqi Intelligent Technology Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-29
Anticipated expiration: 2030-09-28

Abstract

The utility model relates to a 3D printer equipment field just discloses a 3D printer shaping platform elevation structure, including the base, be located the support of base both sides, both sides the activity is provided with the platform of placing that is located the base top between the support, the equal fixedly connected with connecting plate in both sides of placing the platform, the fixed fixture that is provided with on the connecting plate, the base with place the fixed elevating system that is provided with between the platform, elevating system includes first lead screw lift and second lead screw lift. The utility model discloses a base and place the steady going up and down of platform will be placed in the cooperation of driving motor and elevating system between the platform to the in-process that goes up and down will place the printing finished product of bench and step up through the splint on the fixture, prevent that it from rocking at the in-process that goes up and down and causing the damage.

Description

3D printer shaping platform elevation structure

Technical Field

The utility model relates to a 3D printer equipment field specifically is a 3D printer shaping platform elevation structure.

Background

The 3D printer, also called three-dimensional printer, is a machine of an accumulative manufacturing technique, i.e. a rapid prototyping technique, which is a machine based on a digital model file, and manufactures a three-dimensional object by printing a layer of adhesive material by using a special wax material, powdered metal or plastic and the like. State of the art three-dimensional printers are used to manufacture products. The 3D printer is based on the principle that data and raw materials are placed into the 3D printer, and the machine can build products layer by layer according to a program. The printing platform lifting mechanism in the existing market mostly adopts four lifting screw rods, one screw rod is driven by a motor, the other three screw rods are driven by a transmission belt to be synchronous, the four screw rods are adopted to support the lifting platform, and the transmission precision of the transmission belt is not high, so that the lifting platform is not uniformly lifted with the screw rods in the using process, the lifting platform is inclined, a spray head possibly collides with a printing medium, and the risk of damage to the spray head is caused; and the printed finished product is easy to cause certain damage due to shaking in the lifting process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a 3D printer shaping platform elevation structure possesses to go up and down steadily, can add advantages such as holding to the shaping article, has solved the finished product of printing out and has appeared rocking unstable problem when going up and down.

(II) technical scheme

For realizing that the above-mentioned goes up and down steadily, can add the purpose of holding to the shaping article, the utility model provides a following technical scheme: the utility model provides a 3D printer shaping platform elevation structure, includes the base, is located the support of base both sides, both sides the activity is provided with the platform of placing that is located the base top between the support, the equal fixedly connected with connecting plate in both sides of placing the platform, the fixed fixture that is provided with on the connecting plate, the base with place the fixed elevating system that is provided with between the platform, elevating system includes first lead screw lift and second lead screw lift.

Preferably, the brackets on both sides are provided with openings, and the connecting plate is movably embedded in the openings.

Preferably, the side walls of the two sides of the opening are provided with sliding grooves, the two sides of the connecting plate are fixedly provided with sliding strips matched with the sliding grooves, and the tail ends of the sliding strips are embedded in the sliding grooves.

Preferably, the top of the opening is in threaded connection with a baffle.

Preferably, the inside of base is fixed and is provided with the driving motor who is located between first lead screw lift and the second lead screw lift, the equal swing joint in side of first lead screw lift and second lead screw lift has first gear, the fixed second gear that is connected with the meshing of first gear that is provided with of driving motor's output.

Preferably, fixture is including the fixed plate that the fixed position is located the connecting plate top surface, the through-hole has been seted up on the lateral wall of fixed plate, the catch bar is equipped with to the through-hole endotheca, the tail end fixedly connected with splint of catch bar.

Preferably, the cavity that communicates with the through-hole is seted up to the inside of fixed plate, swing joint has the dwang in the cavity, outside the cavity was stretched out to the one end of dwang, fixedly connected with is located the gear of cavity on the dwang, the fixed rack that is connected with gear engagement that is provided with in bottom surface of catch bar.

Compared with the prior art, the utility model provides a 3D printer shaping platform elevation structure possesses following beneficial effect:

1. the utility model discloses an elevating system goes up and down to placing the platform to drive the operation simultaneously through driving motor when first lead screw lift and second lead screw lift go up and down, guarantee that two lifts go up and down at same height to placing the platform, avoid placing the in-process emergence slope of platform at the lift.

2. The utility model discloses a holding mechanism on placing the platform both sides connecting plate simultaneously passes through to relative one side, and the splint through the electric putter tail end will place the finished product that the bench was printed out and carry, prevent that the finished product from rocking when descending and causing the damage.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic perspective view of the placement table;

FIG. 4 is an enlarged view of portion A of FIG. 1;

FIG. 5 is an enlarged view of portion B of FIG. 2;

fig. 6 is a schematic cross-sectional view of the fixing plate.

Wherein: 1. a base; 2. a support; 21. an opening; 211. a chute; 212. a baffle plate; 3. a placing table; 31. a connecting plate; 311. a slide bar; 4. a clamping mechanism; 41. a fixing plate; 42. a push rod; 421. A rack; 43. a splint; 44. a cavity; 441. rotating the rod; 442. a gear; 45. a through hole; 5. a lifting mechanism; 51. a first lead screw lifter; 52. a second lead screw lifter; 53. a first gear; 6. a drive motor; 61. a second gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-6, a lifting structure of a 3D printer forming platform comprises a base 1 and brackets 2 located at two sides of the base 1, wherein a placing table 3 located above the base 1 is movably arranged between the brackets 2 at the two sides. The 3D printer will need the article of printing to carry out the shaping on placing platform 3, place platform 3 and can reciprocate between support 2 to ensure that the article of printing can the shaping.

The equal fixedly connected with connecting plate 31 in both sides of placing platform 3, the fixed fixture 4 that is provided with on connecting plate 31, as shown in fig. 5, fixture 4 has seted up through-hole 45 including the fixed plate 41 that is located the connecting plate 31 top surface on the lateral wall of fixed plate 41, and the through-hole 45 endotheca is equipped with catch bar 42, the tail end fixedly connected with splint 43 of catch bar 42. After the printed article is molded on the placing table 3, the clamping plates 43 are pushed towards opposite directions through the pushing rods 42 on the connecting plates 31 on two sides, so that the clamping plates 43 clamp the molded article tightly, the molded article is prevented from shaking up and down and being damaged, the clamping plates 43 are made of flexible materials, and the molded article is prevented from being damaged due to overlarge force when being clamped.

Preferably, as shown in fig. 6, a cavity 44 communicated with the through hole 45 is formed in the fixing plate 41, a rotating rod 441 is movably connected in the cavity 44, one end of the rotating rod 441 extends out of the cavity 44, a gear 442 located in the cavity 44 is fixedly connected to the rotating rod 441, and a rack 421 engaged with the gear 442 is fixedly disposed on the bottom surface of the push rod 42. The gear 442 is rotated by rotating the rotating rod 441, and the gear 442 moves the push rod 42 left and right by the rack 421, so that the clamp plate 43 can clamp the molded product.

Preferably, openings 21 are formed in the brackets 2 at the two sides, and the connecting plate 31 is movably embedded in the openings 21. The connecting plate 31 is embedded in the opening 21, the stability of the placing table in the lifting process can be improved, the clamping plate 43 can be recovered to the connecting plate 31 when the clamping mechanism 4 is not used, and the connecting plate 31 is arranged on the outer side of the support 2, so that the forming of the 3D printer cannot be influenced.

As shown in fig. 4, the side walls of the two sides of the opening 21 are both provided with a sliding slot 211, two sides of the connecting plate 31 are fixedly provided with a sliding bar 311 matched with the sliding slot 211, and the tail end of the sliding bar 311 is embedded in the sliding slot 211. The connecting plate 31 is slidably connected with the opening 21, so that the up-and-down movement between the connecting plate 31 and the opening 21 is smoother, and the jamming during the movement is avoided.

A baffle 212 is screwed to the top of the opening 21. The top of the baffle 212 and the top of the opening 21 are both provided with threaded holes, the baffle 212 and the opening 21 are fixed through screws, the placing table 3 is prevented from being separated from the bracket 2, the baffle 212 can be taken down together with the screws, and therefore the placing table 3 can be taken out of the bracket.

A lifting mechanism 5 is fixedly arranged between the base 1 and the placing table 3, and the lifting mechanism 5 comprises a first screw rod lifter 51 and a second screw rod lifter 52. Place platform 3 through first lead screw lift 51 and second lead screw lift 52 and go up and down, make the lift of placing platform 3 more steady, avoid appearing rocking and lead to the finished product of printing out to appear damaging, first lead screw lift 51 and second lead screw lift 52 adopt current general lead screw lift on the market, and its concrete structural relation here is not repeated.

Preferably, a driving motor 6 positioned between the first screw rod lifter 51 and the second screw rod lifter 52 is fixedly arranged inside the base 1, the side surfaces of the first screw rod lifter 51 and the second screw rod lifter 52 are movably connected with a first gear 53, and the output end of the driving motor 6 is fixedly provided with a second gear 61 engaged with the first gear 53. The driving motor 6 is communicated with an external power supply, the first gear 53 is driven to rotate through the second gear 61 driven by the driving motor 6, the rotating directions and frequencies of the first gear 53 on the first screw rod lifter 51 and the second screw rod lifter 52 driven by the second gear 61 are the same, the first gear 53 can drive the turbine inside the screw rod lifter to rotate after rotating, the turbine drives the worm to enable the screw rod lifter to lift, the rotating directions and frequencies of the first screw rod lifter 51 and the second screw rod lifter 52 are the same, the lifting height and the lifting speed are the same, the lifting of the placing table 36 is enabled to be more stable, and the inclination is not easy to occur.

When using, driving motor drives first lead screw lift 51 and second lead screw lift 52 and goes up and down to placing platform 3, it can promote splint 43 to relative one side through catch bar 42 to place fixture 5 on the platform 3 both sides connecting plate 31, thereby press from both sides the shaping article tightly, prevent that the shaping article from appearing damaging because of rocking that the lift caused, driving motor 6 drives first gear 53 on first lead screw lift 51 and the second lead screw lift 52 and rotates simultaneously through second gear 61, make the range of lift of first lead screw lift 51 and second lead screw lift 52 obtain unifying, thereby make the lift of placing platform 3 more steady, avoid appearing the problem of placing the slope of platform 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a 3D printer shaping platform elevation structure, includes base (1), is located support (2) of base (1) both sides, its characterized in that: the base is characterized in that a placing table (3) located above the base (1) is movably arranged between the supports (2), connecting plates (31) are fixedly connected to the two sides of the placing table (3), clamping mechanisms (4) are fixedly arranged on the connecting plates (31), lifting mechanisms (5) are fixedly arranged between the base (1) and the placing table (3), and each lifting mechanism (5) comprises a first lead screw lifter (51) and a second lead screw lifter (52).

2. The 3D printer forming platform lifting structure of claim 1, wherein: openings (21) are formed in the supports (2) on the two sides, and the connecting plates (31) are movably embedded in the openings (21).

3. The 3D printer forming platform lifting structure of claim 2, wherein: the side walls of the two sides of the opening (21) are provided with sliding grooves (211), the two sides of the connecting plate (31) are fixedly provided with sliding strips (311) matched with the sliding grooves (211), and the tail ends of the sliding strips (311) are embedded in the sliding grooves (211).

4. The 3D printer forming platform lifting structure of claim 2, wherein: the top of the opening (21) is in threaded connection with a baffle plate (212).

5. The 3D printer forming platform lifting structure of claim 1, wherein: the inside of base (1) is fixed to be provided with and is located driving motor (6) between first lead screw lift (51) and second lead screw lift (52), the equal swing joint in side of first lead screw lift (51) and second lead screw lift (52) has first gear (53), the fixed second gear (61) of being connected with first gear (53) meshing that is provided with of output of driving motor (6).

6. The 3D printer forming platform lifting structure of claim 1, wherein: fixture (4) are including fixed plate (41) that are located connecting plate (31) top surface, through-hole (45) have been seted up on the lateral wall of fixed plate (41), catch bar (42) are equipped with to through-hole (45) endotheca, tail end fixedly connected with splint (43) of catch bar (42).

7. The 3D printer forming platform lifting structure of claim 6, wherein: cavity (44) with through-hole (45) intercommunication is seted up to the inside of fixed plate (41), swing joint has dwang (441) in cavity (44), outside cavity (44) was stretched out to the one end of dwang (441), fixedly connected with is located gear (442) of cavity (44) on dwang (441), the fixed rack (421) that are connected with gear (442) meshing that are provided with in bottom surface of catch bar (42).