阅读说明：本技术 一种3d打印机用送料装置 (Feeding device for 3D printer ) 是由 张存柱 谭戟 杨坤濛 于 2021-07-22 设计创作，主要内容包括：本发明涉及一种3D打印机用送料装置,包括：驱动电机,设置在所述驱动电机顶端中部的驱动轴,适于被所述驱动轴插入的送料台,设置在所述送料台内部中部的调节部,以及固定连接在所述送料台侧壁两端的稳定部；所述稳定部与所述调节部的内部依次贯穿有原料本体；其中调节所述调节部,所述调节部能够在所述送料台上滑动,以调节所述调节部与所述原料本体之间松紧度；所述原料本体经过所述稳定部后,所述稳定部能够挤压所述原料本体,以使所述稳定部能够截断所述原料本体本发明的送料装置在输送原料本体的过程中,可以预先将原料本体插入调节部的内部,通过调节部来控制原料本体的输送速度,来防止原料本体在输送的过程中出现堆砌的现象。(The invention relates to a feeding device for a 3D printer, which comprises: the device comprises a driving motor, a driving shaft arranged in the middle of the top end of the driving motor, a feeding table suitable for being inserted by the driving shaft, an adjusting part arranged in the middle of the interior of the feeding table, and stabilizing parts fixedly connected to two ends of the side wall of the feeding table; the raw material bodies sequentially penetrate through the stabilizing part and the adjusting part; wherein the adjusting part is adjusted, and can slide on the feeding table to adjust the tightness between the adjusting part and the raw material body; after the raw material body passes through the stabilizing part, the stabilizing part can extrude the raw material body, so that the stabilizing part can cut off the raw material body.)

1. The utility model provides a material feeding unit for 3D printer which characterized in that includes: the device comprises a driving motor (1), a driving shaft (11) arranged in the middle of the top end of the driving motor (1), a feeding table (2) suitable for being inserted by the driving shaft (11), an adjusting part (3) arranged in the middle of the interior of the feeding table (2), and stabilizing parts (5) fixedly connected to two ends of the side wall of the feeding table (2);

a raw material body (4) penetrates through the stabilizing part (5) and the adjusting part (3) in sequence; wherein

Adjusting the adjusting part (3), wherein the adjusting part (3) can slide on the feeding table (2) to adjust the tightness between the adjusting part (3) and the raw material body (4);

after the raw material body (4) passes through the stabilizer (5), the stabilizer (5) can extrude the raw material body (4) so that the stabilizer (5) can cut off the raw material body (4).

2. The feeding device for 3D printer according to claim 1,

the adjusting part (3) comprises an adjusting table (31) arranged in the middle of the interior of the feeding table (2), and a cleaning roller (35) arranged on one side of the interior of the adjusting table (31); wherein

After the raw material body (4) penetrates through the adjusting table (31), the raw material body (4) can be tightly attached to the outer wall of the cleaning roller (35).

3. The feeding device for 3D printer according to claim 2,

the adjusting part (3) further comprises a feeding gear (34) arranged in the middle of the inside of the adjusting table (31), a fixed table (32) arranged on one side of the outer wall of the feeding gear (34), a moving table (321) connected to one side of the inside of the fixed table (32) in a sliding mode, and an adjusting gear (33) connected to the top of the outer wall of the moving table (321) in a rotating mode, and the adjusting gear (33) is meshed with the feeding gear (34); wherein

After the raw material penetrates through the adjusting table (31), the feeding gear (34) can extrude the raw material body (4) so that the side wall of the raw material body (4) can be cut.

4. The feeding device for 3D printer according to claim 3,

an adjusting bolt (322) penetrates through the side, far away from the cleaning roller (35), of the inside of the adjusting table (31) in a mirror image mode, and the adjusting bolt (322) is fixedly connected with the fixing table (32) through an adjusting spring; wherein

Rotating the adjusting bolt (322), the moving table (321) can slide in the fixed table (31) to enable the adjusting gear (33) to be disengaged from the feeding gear (34).

5. The feeding device for 3D printer according to claim 4,

the cross section of the driving shaft (11) is in a semicircular design;

a fixing bolt (341) penetrates through the bottom end inside the feeding gear (34); wherein

Rotating the fixing bolt (341), the fixing bolt (341) can abut against the outer wall of the drive shaft (11).

6. The feeding device for 3D printer according to claim 5,

the stabilizing part (5) comprises two fixed sleeves (52) fixedly connected to two ends of the side wall of the feeding table (2), a stabilizing sleeve (51) suitable for sliding in the two fixed sleeves (52), and two stabilizing rods (511) arranged at one end, close to the fixed sleeves (52), of the stabilizing sleeve (51) in a mirror image manner; wherein

And the two stabilizing rods (511) can abut against the bottom end surface of the fixing sleeve (52) by sliding the stabilizing sleeve (51), so that the two stabilizing rods (51) can oppositely extrude the raw material body (4).

7. The feeding device for 3D printer according to claim 6,

the stabilizing part (5) further comprises a groove (512) formed in the side wall of one end, far away from the fixed sleeve (52), of the stabilizing sleeve (51), a plurality of telescopic springs (513) arranged in the groove (512) at equal intervals, and telescopic blocks (514) arranged on one sides of the plurality of telescopic springs (513); wherein

When the raw material body (4) sequentially passes through the fixed sleeve (52) and the stabilizing sleeve (51), the telescopic block (514) can be tightly attached to the outer wall of the raw material body (4).

8. The feeding device for 3D printer according to claim 7,

and a protection plate (6) is arranged at the top of the adjusting table (31).

Technical Field

The invention relates to the technical field of 3D printers, in particular to a feeding device for a 3D printer.

Background

With the development of the society at present, the living standard of people is improved, and the 3D printer gradually enters the visual field of people, wherein the 3D printer can improve a lot of working efficiency in the using process compared with the traditional manufacturing industry, and as the 3D printer needs to transmit raw materials to the printing head for melting, the raw materials are piled in the printing head in the actual using process, so that the discharging is not uniform enough, and the printed product has great flaws;

therefore, a feeding device for a 3D printer is needed to prevent the raw materials from being stacked.

Disclosure of Invention

The invention aims to provide a feeding device for a 3D printer.

In order to solve the technical problem, the invention provides a feeding device for a 3D printer, comprising: the device comprises a driving motor, a driving shaft arranged in the middle of the top end of the driving motor, a feeding table suitable for being inserted by the driving shaft, an adjusting part arranged in the middle of the interior of the feeding table, and stabilizing parts fixedly connected to two ends of the side wall of the feeding table; the raw material bodies sequentially penetrate through the stabilizing part and the adjusting part; wherein the adjusting part is adjusted, and can slide on the feeding table to adjust the tightness between the adjusting part and the raw material body; the raw materials body process behind the stabiliser, the stabiliser can extrude the raw materials body, so that the stabiliser can cut the raw materials body.

Further, the adjusting part comprises an adjusting table arranged in the middle of the interior of the feeding table and a cleaning roller arranged on one side of the interior of the adjusting table; wherein after the raw material body penetrates through the adjusting table, the raw material body can be tightly attached to the outer wall of the cleaning roller.

Furthermore, the adjusting part also comprises a feeding gear arranged in the middle of the inside of the adjusting table, a fixed table arranged on one side of the outer wall of the feeding gear, a moving table connected to one side of the inside of the fixed table in a sliding manner, and an adjusting gear rotationally connected to the top of the outer wall of the moving table, wherein the adjusting gear is meshed with the feeding gear; after the raw material penetrates through the adjusting table, the feeding gear can extrude the raw material body, so that the side wall of the raw material body can be cut.

Furthermore, an adjusting bolt penetrates through a mirror image of one side, far away from the cleaning roller, in the adjusting table, and the adjusting bolt is fixedly connected with the fixing table through an adjusting spring; wherein the adjusting bolt is rotated, and the moving table can slide in the fixed table, so that the adjusting gear can be disengaged from the feeding gear.

Further, the cross section of the driving shaft is in a semicircular design; a fixing bolt penetrates through the bottom end inside the feeding gear; wherein rotating the fixing bolt, the fixing bolt is capable of abutting against an outer wall of the drive shaft.

Further, the stabilizing part comprises two fixed sleeves fixedly connected to two ends of the side wall of the feeding table, a stabilizing sleeve suitable for sliding in the two fixed sleeves, and two stabilizing rods arranged at one end of the stabilizing sleeve close to the fixed sleeves in a mirror image manner; the two stabilizer bars can abut against the bottom end face of the fixing sleeve by sliding the stabilizing sleeve, so that the two stabilizer bars can oppositely extrude the raw material body.

Furthermore, the stabilizing part also comprises a groove arranged on the side wall of one end of the stabilizing sleeve, which is far away from the fixed sleeve, a plurality of telescopic springs arranged in the groove at equal intervals, and a telescopic block arranged on one side of the plurality of telescopic springs; when the raw material body sequentially passes through the fixed sleeve and the stabilizing sleeve, the telescopic block can be tightly attached to the outer wall of the raw material body.

Furthermore, a protection plate is arranged at the top of the adjusting platform.

The feeding device has the advantages that the feeding device can insert the raw material body into the adjusting part in advance in the process of conveying the raw material body, and the conveying speed of the raw material body is controlled by the adjusting part, so that the phenomenon of stacking of the raw material body in the conveying process is prevented;

when raw materials body is seen off from the stabilizing part, the outer wall of parcel raw materials body that the stabilizing part can be tight makes its in-process at the transport more stable to, through promoting the stabilizing part, the stabilizing part can step up raw materials body, makes the raw materials body can short-lived stop the pay-off, and then provides sufficient time and melts the raw materials and print.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a perspective exploded view of a preferred embodiment of a feeding device for a 3D printer according to the present invention;

fig. 2 is a perspective view of a preferred embodiment of a feeding device for a 3D printer according to the present invention;

FIG. 3 is a perspective view of a preferred embodiment of the feed gear of the present invention;

FIG. 4 is a top cross-sectional view of a preferred embodiment of a feeding device for a 3D printer of the present invention;

fig. 5 is an enlarged view of the structure of the preferred embodiment of the present invention at a in fig. 4.

In the figure:

a drive motor 1, a drive shaft 11;

a feeding table 2;

an adjusting part 3, an adjusting table 31, a fixed table 32, a moving table 321, an adjusting bolt 322, an adjusting gear 33, a feeding gear 34, a fixed bolt 341 and a cleaning roller 35;

a raw material body 4;

the stabilizing part 5, the stabilizing sleeve 51, the stabilizing rod 511, the groove 512, the telescopic spring 513, the telescopic block 514 and the fixing sleeve 52;

and a protection plate 6.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Referring to fig. 1, fig. 1 is a perspective exploded view of a feeding device for a 3D printer according to a preferred embodiment of the present invention; referring to fig. 2, fig. 2 is a perspective view of a feeding device for a 3D printer according to a preferred embodiment of the present invention; as shown in fig. 1-2, the present invention discloses a feeding device for a 3D printer, comprising: the device comprises a driving motor 1, a driving shaft 11 arranged in the middle of the top end of the driving motor 1, a feeding table 2 suitable for being inserted by the driving shaft 11, an adjusting part 3 arranged in the middle of the interior of the feeding table 2, and stabilizing parts 5 fixedly connected to two ends of the side wall of the feeding table 2; the raw material body 4 sequentially penetrates through the stabilizing part 5 and the adjusting part 3; wherein the adjusting part 3 is adjusted, the adjusting part 3 can slide on the feeding table 2 to adjust the tightness between the adjusting part 3 and the raw material body 4; after the raw material body 4 passes through the stabilizing part 5, the stabilizing part 5 can extrude the raw material body 4, so that the stabilizing part 5 can cut off the raw material body 4, specifically, the raw material body 4 can be inserted into the adjusting part 3 in advance in the process of conveying the raw material body 4 by the feeding device, the conveying speed of the raw material body 4 is controlled by the adjusting part 3, and the phenomenon that the raw material body 4 is piled up in the conveying process is prevented, wherein the surface of the raw material body 4 can be deformed due to extrusion in the process of conveying the raw material body 4 by the adjusting part 3, and then pits of different degrees can be generated, and in the process of conveying the raw material body 4 to a heating head, the heating area of the raw material body 4 can be increased, so that the raw material body 4 can be melted more quickly; when raw materials body 4 sent out from stabilizer 5, stabilizer 5 can be tight the parcel raw materials body 4's outer wall, makes it more stable at the in-process of carrying to, through promoting stabilizer 5, stabilizer 5 can step up raw materials body 4, makes raw materials body 4 can the short-lived pay-off that stops, and then provides sufficient time and melts the raw materials and print.

Referring to fig. 3, fig. 3 is a perspective view of a preferred embodiment of the feed gear of the present invention; referring to fig. 4, fig. 4 is a top sectional view of a feeding device for a 3D printer according to a preferred embodiment of the present invention; as shown in fig. 1 to 4, alternatively, the adjusting part 3 includes an adjusting table 31 disposed at the middle inside the feeding table 2, and a cleaning roller 35 disposed at one side inside the adjusting table 31; wherein raw materials body 4 runs through behind adjusting station 31, raw materials body 4 can closely laminate on the outer wall of cleaning roller 35, and is concrete, because raw materials body 4 need pass adjusting station 31 and with cleaning roller 35's outer wall contact each other at the in-process of transportation, if raw materials body 4 continued the transportation this moment, cleaning roller 35's surface has can be with raw materials body 4 dust on the surface and impurity carry out absorbent effect, and then played abluent effect, prevented that raw materials body 4 surface from crossing dirty and leading to the product printed to have certain defect.

Optionally, the adjusting part 3 further includes a feeding gear 34 disposed in the middle inside the adjusting table 31, a fixed table 32 disposed on one side of an outer wall of the feeding gear 34, a moving table 321 slidably connected to one side inside the fixed table 32, and an adjusting gear 33 rotatably connected to the top of the outer wall of the moving table 321, and the adjusting gear 33 and the feeding gear 34 are engaged with each other; wherein the raw materials runs through behind the regulation platform 31, pay-off gear 34 can extrude raw materials body 4, so that raw materials body 4's lateral wall can be scratched, and is concrete, when raw materials body 4 is at the in-process of transportation, need drive motor 1, drive pay-off gear 34's rotation through driving motor 1, just can realize the effect of carrying raw materials body 1, and, because pay-off gear 34 has equidistant distribution's tooth piece on the surface, these tooth pieces can make raw materials body 4's surface take place deformation when extruding raw materials body 4, the unequal hole similar with tooth piece shape of size can appear, wherein, these raw materials body 4 that have the hole are when transporting to the heating head, compare traditional circular raw materials body 4, can increase the heated area of raw materials, make its melting that can be quick.

Optionally, an adjusting bolt 322 penetrates through a mirror image of a side, away from the cleaning roller 35, inside the adjusting table 31, and the adjusting bolt 322 is fixedly connected with the fixing table 32 through an adjusting spring; wherein it is rotatory adjusting bolt 322, mobile station 321 can the inside of fixed station 31 slides, so that adjusting gear 33 can break away from pay-off gear 34, it is concrete, because adjusting gear 33 is the rotation connection on mobile station 321 to have the effect of certain resistance when rotating the connection, consequently, when intermeshing between adjusting gear 33 and pay-off gear 34, reduce the conveying speed of raw materials body 4, prevented that raw materials body 4 from appearing the phenomenon of piling up and taking place, wherein, if need not slow down the conveying speed of raw materials body 4, can directly rotate adjusting bolt 322, make adjusting bolt 322 drive mobile station 321 slide on fixed station 32, and then realized the effect that adjusting gear 33 breaks away from on pay-off gear 34.

Optionally, the cross section of the driving shaft 11 is designed to be semicircular; a fixing bolt 341 penetrates through the bottom end inside the feeding gear 34; specifically, as the cross section of the feeding gear 34 is semicircular, the driving shaft 11 of the driving motor 1 can be directly inserted into the feeding gear 34 when the driving motor 1 is fixed, and then the fixing bolt 341 is rotated to enable the fixing bolt 341 to abut against the plane of the driving shaft 11, compared with the traditional circular driving shaft 11, the driving shaft 11 can increase the friction force between the two, so that the fixing is more stable.

Referring to fig. 5, fig. 5 is an enlarged view of the structure of the preferred embodiment of fig. 4 at a; as shown in fig. 1 to 5, optionally, the stabilizing part 5 comprises two fixing sleeves 52 fixedly connected to two ends of the side wall of the feeding table 2, a stabilizing sleeve 51 adapted to slide inside the two fixing sleeves 52, and two stabilizing bars 511 arranged in a mirror image on one end of the stabilizing sleeve 51 close to the fixing sleeves 52; wherein slide stable cover 51, two stabilizer bar 511 can support the bottom face of fixed cover 52 to make two stabilizer bar 51 can the counter extrusion raw materials body 4, it is concrete, because raw materials body 4 is when transporting, must pass through stabilizing part 5, if raw materials body 4 appears piling up or melts incompletely this moment, can directly slide stable cover 51, make stable cover 51 move towards the direction of fixed cover 52, at the in-process of moving, stabilizer bar 511 on the stable cover 51 can support the bottom face at fixed cover 52, if continue to slide stable cover 51, stabilizer bar 511 this moment can the counter extrusion raw materials body 4, and then play the transport of short stop raw materials body 4, can increase the melting time of raw materials body 4, guaranteed the quality of the product of printing.

Optionally, the stabilizing portion 5 further includes a groove 512 formed in a side wall of one end of the stabilizing sleeve 51, which is far away from the fixed sleeve 52, a plurality of extension springs 513 arranged in the groove 512 at equal intervals, and an extension block 514 arranged on one side of the plurality of extension springs 513; wherein raw materials body 4 passes through in proper order fixed cover 52 with during stable cover 51, flexible piece 514 can hug closely on raw materials body 4's outer wall, the top of regulation platform 31 is provided with guard plate 6, and is concrete, when raw materials body 4 got into stable cover 51 inside, flexible piece 514 on the stable cover 51 inner wall can hug closely on raw materials body 4 outer wall, and then has increased raw materials body 4 stability in the transportation, and, when meetting the raw materials of different thicknesses, flexible piece 514 can be according to under the effect of expanding spring 513, can make a round trip to slide in the inside of recess 512, realized hugging closely the outer wall at raw materials body 4 under for a long time.

In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.