CN210453784U

CN210453784U - 3D prints with advancing silk mechanism

Info

Publication number: CN210453784U
Application number: CN201921370071.5U
Authority: CN
Inventors: 胡校斌; 孙尧丰
Original assignee: Ningbo Wufeng Intelligent Technology Co ltd
Current assignee: Ningbo Wufeng Intelligent Technology Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-05
Anticipated expiration: 2029-08-22

Abstract

The utility model relates to a 3D prints and uses wire feed mechanism, including wire feed mechanism body, wire feed mechanism body includes the base and installs the motor on the base through the mount pad, wire feed mechanism body still includes the first gear of installing on the base, with first gear complex first U type bearing, the second gear, with second gear complex second U type bearing, be located the wire inlet hole of base upper end and be located the wire outlet hole of base lower extreme, the motor drives first gear and second gear rotation, the silk material gets into through the wire inlet hole, pass between first gear and the first U type bearing, then pass between second gear and second U type bearing, finally stretch out from the wire outlet hole, the silk material is in the whole process, experienced the interlock of first gear and the interlock of second gear in proper order, just can avoid scraping the emergence of silk phenomenon, come the interlock through two gears, can increase with the area of contact of silk material, the slip probability is reduced, so that the working efficiency is improved, and the product quality is improved.

Description

3D prints with advancing silk mechanism

Technical Field

The utility model belongs to the technical field of the 3D printing technique and specifically relates to a 3D prints with advancing silk mechanism is related to.

Background

3D printing, one of the rapid prototyping technologies, is a technology for constructing an object by layer-by-layer printing using a bondable material, such as powdered metal or plastic, based on a digital model file.

3D printing is typically achieved using digital technology material printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products. The technology has applications in jewelry, footwear, industrial design, construction, industry and construction, automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields.

The wire feeding mechanism in the 3D printer is a structure for adding wires to the printer, the wire feeding mechanism in the prior art is a single-hole wire feeding mechanism, the working principle is that wires enter from a pneumatic connector, then pass through between a single gear and a U-shaped bearing and then penetrate out of a base, and the wire feeding mechanism has the following defects: if the acting force of the wire feeding mechanism is slightly large, the wire scraping condition can be caused on the wire material, even slipping occurs, the quality of the wire material is greatly reduced, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a can avoid scraping silk phenomenon, reduce and skid is provided to improve work efficiency's 3D and print with advancing silk mechanism.

The utility model provides an adopted technical scheme is, a 3D prints with advancing silk mechanism, including advancing silk mechanism body, advance silk mechanism body and include the base and install the motor on the base through the mount pad, advance silk mechanism body still including install on the base first gear, with first gear complex first U type bearing, second gear, with second gear complex second U type bearing, be located the silk hole of advancing of base upper end and be located the silk hole of play of base lower extreme.

The utility model has the advantages that: adopt the 3D of above-mentioned structure to print and use wire feed mechanism, the motor drives first gear and the rotation of second gear, the silk material gets into through the wire feed hole, pass between first gear and the first U type bearing, then pass between second gear and the second U type bearing, stretch out from the wire feed hole at last, the silk material is at whole in-process, the interlock of first gear and the interlock of second gear have been experienced in proper order, just can avoid scraping the emergence of silk phenomenon, come the interlock through two gears, can increase the area of contact with the silk material, reduce the probability of skidding, thereby work efficiency is improved, and the product quality is improved.

As the priority, the motor is including the motor shaft that passes mount pad and base in proper order and cup joint the master gear at motor shaft tip, the master gear is connected with first gear and second gear transmission respectively, adopts this structure, and the motor drives the master gear and rotates, and the master gear drives first gear and second gear rotation simultaneously for the silk material experiences the interlock of first gear and second gear in proper order, in order to avoid scraping the emergence of silk phenomenon, and reduces the probability of skidding, thereby has improved work efficiency, and has improved the product quality.

As the priority, advance silk mechanism body still including set up on the base and supply the first gear groove that first gear was placed, supply the second gear groove that the second gear was placed, supply the main gear groove that the main gear was placed and supply the bearing groove that first U type bearing and second U type bearing were placed, adopt this structure, can rationally arrange gear and U type bearing to practice thrift the space.

Preferably, the wire feeding mechanism body further comprises an adjusting device, the adjusting device comprises a connecting plate located between the base and the mounting seat, a first screw penetrating through the connecting plate, a second screw connected with the first screw, and a spring with one end sleeved on the second screw and the other end abutting against the first gear and the second gear, and by adopting the structure, the second screw is driven to be screwed and unscrewed through the first screw, so that the distance between the first U-shaped bearing and the first gear and the distance between the second U-shaped bearing and the second gear are adjusted, the first gear and the second gear can respectively bite the wire to reach proper values, the structure is simple, the first gear and the second gear can be adjusted simultaneously, and the operation is convenient.

As the priority, the wire inlet hole and the base are of an integrally formed structure, and the wire outlet hole and the base are of an integrally formed structure.

Drawings

Fig. 1 is a schematic structural view of a wire feeding mechanism for 3D printing according to the present invention;

fig. 2 is an exploded view of a wire feeding mechanism for 3D printing according to the present invention;

fig. 3 is a front view of the wire feeding mechanism for 3D printing of the present invention without a base;

as shown in the figure: 1. a base; 2. a mounting seat; 3. a motor; 4. a first gear; 5. a first U-shaped bearing; 6. a second gear; 7. a second U-shaped bearing; 8. a wire inlet hole; 9. a filament outlet hole; 10. a motor shaft; 11. a main gear; 12. a second screw; 13. a spring; 14. wire material; 15. a first gear groove; 16. a second gear groove; 17. a main gear groove; 18. a bearing groove; 19. a connecting plate; 20. a first screw; 21. and (4) an adjusting device.

Detailed Description

The invention is further described below with reference to the accompanying drawings in combination with the embodiments so that those skilled in the art can implement the invention with reference to the description, and the scope of the invention is not limited to the embodiments.

The utility model relates to a 3D prints with advancing silk mechanism, including advancing silk mechanism body, advance silk mechanism body and include base 1 and install motor 3 on base 1 through mount pad 2, advance silk mechanism body still including install on base 1 first gear 4, with first gear 4 complex first U type bearing 5, second gear 6, with second gear 6 complex second U type bearing 7, be located the silk hole 8 of advancing of base 1 upper end and be located the play silk hole 9 of base 1 lower extreme. The motor 3 comprises a motor shaft 10 sequentially penetrating through the mounting seat 2 and the base 1 and a main gear 11 sleeved at the end part of the motor shaft 10, wherein the main gear 11 is in transmission connection with the first gear 4 and the second gear 6 respectively. As shown in figure 1, the wire feeding mechanism for 3D printing is characterized in that a motor 3 works, a motor shaft 10 drives a first gear 4 and a second gear 6 to rotate, a wire 14 enters through a wire feeding hole 8, passes through a space between the first gear 4 and a first U-shaped bearing 5, passes through the meshing of the first gear 4, then passes through a space between the second gear 6 and a second U-shaped bearing 7, passes through the meshing of the second gear 6, and finally extends out of a wire outlet hole 8, and the wire sequentially passes through the meshing of the first gear 4 and the meshing of the second gear 6 in the whole process, so that the wire scraping phenomenon can be avoided, even if the wire 14 is scraped when passing through the first gear 4, the wire can be recovered when passing through the second gear 6. And the two gears are meshed, so that the contact area with the wire 14 can be increased, the slip probability is reduced, the working efficiency is improved, and the product quality is improved.

As shown in fig. 2, the wire feeding mechanism body further includes a first gear groove 15 for placing the first gear 4, a second gear groove 16 for placing the second gear 6, a main gear groove 17 for placing the main gear 11, and a bearing groove 18 for placing the first U-shaped bearing 5 and the second U-shaped bearing 7, which are disposed on the base 1.

As shown in fig. 3, the wire feeding mechanism body further comprises an adjusting device 21, the adjusting device 21 comprises a connecting plate 19 located between the base 1 and the mounting base 2, a first screw 20 passing through the connecting plate 19, a second screw 12 connected with the first screw 20, and a spring 13 with one end sleeved on the second screw 12 and the other end abutting against the first gear 4 and the second gear 6, in fig. 3, the second screw 12 is driven to be screwed and unscrewed by the first screw 20, the spring 13 abuts against the first gear 4 and the second gear 6 when being screwed, and the spring 13 is separated from the first gear 4 and the second gear 6 when being unscrewed, so as to adjust the distance between the first U-shaped bearing 5 and the first gear 4 and the distance between the second U-shaped bearing 7 and the second gear 6, so that the first gear 4 and the second gear 6 can respectively bite 14 to reach proper values, the structure is simple, and can simultaneously adjust the first gear 4 and the second gear 6, the operation is convenient.

As shown in fig. 1, the wire inlet hole 8 and the base 1 are integrally formed, and the wire outlet hole 9 and the base 1 are integrally formed, so that the mold opening is facilitated, the management of parts is facilitated, and the smooth feeding and discharging of wires are facilitated.

Claims

1. The utility model provides a 3D prints with advancing silk mechanism, includes advances silk mechanism body, advances silk mechanism body and includes base (1) and installs motor (3) on base (1) through mount pad (2), its characterized in that: the wire feeding mechanism body further comprises a first gear (4) arranged on the base (1), a first U-shaped bearing (5) matched with the first gear (4), a second gear (6), a second U-shaped bearing (7) matched with the second gear (6), a wire feeding hole (8) located at the upper end of the base (1) and a wire discharging hole (9) located at the lower end of the base (1).

2. The wire feeding mechanism for 3D printing according to claim 1, wherein: the motor (3) comprises a motor shaft (10) and a main gear (11), wherein the motor shaft (10) sequentially penetrates through the mounting seat (2) and the base (1), the main gear (11) is sleeved at the end part of the motor shaft (10), and the main gear (11) is in transmission connection with the first gear (4) and the second gear (6) respectively.

3. The wire feeding mechanism for 3D printing according to claim 1, wherein: the wire feeding mechanism body further comprises a first gear groove (15) which is formed in the base (1) and used for placing the first gear (4), a second gear groove (16) which is used for placing the second gear (6), a main gear groove (17) which is used for placing the main gear (11), and a bearing groove (18) which is used for placing the first U-shaped bearing (5) and the second U-shaped bearing (7).

4. The wire feeding mechanism for 3D printing according to claim 1, wherein: the wire feeding mechanism body further comprises an adjusting device (21), wherein the adjusting device (21) comprises a connecting plate (19) positioned between the base (1) and the mounting seat (2), a first screw (20) penetrating through the connecting plate (19), a second screw (12) connected with the first screw (20), and a spring (13) with one end sleeved on the second screw (12) and the other end abutted to the first gear (4) and the second gear (6).

5. The wire feeding mechanism for 3D printing according to claim 1, wherein: the screw inlet hole (8) and the base (1) are of an integrated structure, and the screw outlet hole (9) and the base (1) are of an integrated structure.