CN203282708U - Extrusion device of 3D (three dimensional) printer applied to fuse wire accumulation technology - Google Patents
Extrusion device of 3D (three dimensional) printer applied to fuse wire accumulation technology Download PDFInfo
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- CN203282708U CN203282708U CN2013202431845U CN201320243184U CN203282708U CN 203282708 U CN203282708 U CN 203282708U CN 2013202431845 U CN2013202431845 U CN 2013202431845U CN 201320243184 U CN201320243184 U CN 201320243184U CN 203282708 U CN203282708 U CN 203282708U
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- guide wheel
- gear
- squeegee roller
- fixture
- extrusion device
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Abstract
The utility model discloses an extrusion device of a 3D printer applied to fuse wire accumulation technology, which comprises an extrusion power plant, a conveying guide pipe and a fusion device, wherein the extrusion power plant comprises a power output device, a power conversion device, a feed pipe and a discharge pipe, the conveying guide pipe is communicated with the discharge pipe and the fusion device, the power conversion device comprises a first fixing piece, a second fixing piece, a driving gear, an extrusion wheel, a driven gear, a guide wheel and an adjustment device, a gap groove is formed between the guide wheel and the extrusion wheel, the other side parts of the first fixing piece and the second fixing piece are meshed with the adjustment device respectively, a rotating shaft is arranged on a fixed support and is driven by the power outlet device to rotate, a first shaft is fixedly connected with the fixed support, a second shaft and a third shaft are fixedly connected with the first fixing piece and the second fixing piece respectively, the driven gear and the extrusion wheel are mashed with the driving gear respectively, and the guide wheel is matched with the driven gear. The extrusion device has the advantages that the distance of the gap groove for extruding a material can be adjusted, and the size of the diameter of the material is not required to be considered.
Description
Technical field
The utility model relates to the 3 D-printing forming field, is specifically related to a kind of extrusion device that is applied in the 3D printer of fuse accumulation technology.
Background technology
Existing extrusion device is mainly by two kinds, a kind of is that extrusion device adopts the mode of screw rod to extrude, but the screw rod manufacturing process is complicated, manufacturing cost is high, all the time there is remaining material to adhere on screw rod, the use that impact is next, and adopt the overall structure of the extrusion device of screw rod can not realize compact designed; Another kind is directly to adopt stepper motor to carry out extruding of material as driving force, but its extrusion pressure is little, and meeting step-out, can not realize the printed product that quick feeding also just can not be at a high speed, affect production efficiency, although the gear shift by vast scale obtains high pulling torque output, such gear wheel cost is high, can not realize compact designed.And extrusion device of the prior art can not be regulated gap length, can only control the thickness of material itself, and restricted condition is many.Because the impact of material thickness, an extruder can only be suitable for a kind of material of diameter.
The utility model content
The technical problems to be solved in the utility model is to provide the extrusion device of the 3D printer that is applied in fuse accumulation technology of the adjustable high pulling torque in a kind of gap.
﹠lt, b TranNum="63" ﹠gt, for solving the problems of the technologies described above, a kind of technical scheme that the utility model adopts is: a kind of extrusion device that is applied in the 3D printer of fuse accumulation technology, comprise for control material advance or retreat extrude power set, for delivery of the delivery conduit of material with for the melting appartus that the material fusing is extruded, the described power set of extruding comprise PTO, power switching device, be positioned at the feed pipe of described power switching device one sidepiece, be positioned at the discharge nozzle of described power switching device the other side, one end of described delivery conduit is connected with described discharge nozzle, the other end is connected with described melting appartus, described power switching device comprises the first fixture that a sidepiece can rotate around the axis, one sidepiece can be around the second fixture of the first axle rotation, the driving gear that is fixedly connected with described rotating shaft, can be around the squeegee roller of the second axle rotation, can be around the driven gear of described the first axle rotation, can be around the guide wheel of the 3rd axle rotation, adjusting device for the distance of regulating the clearance groove that passes for described material, form described clearance groove between described guide wheel and described squeegee roller, the other side of described the first fixture and described the second fixture respectively with the interlock of described adjusting device phase, described rotating shaft is arranged on fixed support and by described PTO and drives and rotate, described the first axle and described fixed support are fixedly connected, described the second axle and described the 3rd axle are fixedly connected with described the first fixture and described the second fixture respectively, described driven gear and described squeegee roller match with described driving gear respectively, described guide wheel matches with described driven gear.</b>
Particularly, described PTO comprises motor, is driven the power output shaft that rotates by described motor, and described power output shaft and described rotating shaft are fixedly connected.
More specifically, described PTO also comprises the worm screw of by described motor driving, being rotated, the worm gear that is driven rotation by described worm screw, and described worm gear and described power output shaft are fixedly connected.
Particularly, the guide wheel body that described guide wheel comprises the guide wheel gear that matches with described driven gear, stretches out and form from described guide wheel gear, described squeegee roller comprises the squeegee roller gear that matches with described driving gear, from the squeegee roller body that described squeegee roller gear stretches out and forms, described clearance groove is formed between described guide wheel body and described squeegee roller body.
More specifically, the surface of described guide wheel body and described squeegee roller body all is formed with annular knurl.
More specifically, offer groove on one in two of described guide wheel body and described squeegee roller bodies, another in two of described groove and described guide wheel body and described squeegee roller bodies forms described clearance groove.
Particularly, described adjusting device comprises with the first adjustment ring of described the first fixture phase interlock, with the second adjustment ring of described the second fixture phase interlock, the power transmission shaft that is threaded mutually with described the first adjustment ring and described the second adjustment ring respectively, with an end of described power transmission shaft is fixedly connected, is used for controlling the gap adjustment knob that described power transmission shaft rotates.
More specifically, described the second adjustment ring comprises adjustment ring body and pad, and described the second fixture is arranged between described adjustment ring body and pad.
More specifically, described adjusting device also comprise the other end that is connected in described power transmission shaft pressure adjustment knob, be set in the spring on described power transmission shaft, an end of described spring support be located on described pressure adjustment knob, the other end supports and is located on described pad.
Particularly, be provided with the contact-making switch that inserts for inductive material on described feed pipe.
Scope of the present utility model, be not limited to the technical scheme that the particular combination of above-mentioned technical characterictic forms, and also should contain simultaneously by above-mentioned technical characterictic or its equivalent feature and carry out any combination and other technical scheme of forming.The technical characterictic that has a similar functions such as disclosed in above-mentioned feature and the application (but being not limited to) is replaced mutually and technical scheme of forming etc.
Because technique scheme is used, the utility model compared with prior art has following advantages: the utility model will extrude power set and melting appartus separates, make the melting appartus installation and maintenance convenient, and discharging speed is fast, and can expand the quantity of melting appartus, reach the multiple material multiple color in a machine; The distance of clearance groove of the present utility model can be regulated according to the thickness of material,, need not consider the size of material diameter, avoided the economic loss of bringing because material is defective, also avoided the shaped article error of bringing because of error between material simultaneously.
Description of drawings
Accompanying drawing 1 is stereogram of the present utility model;
Accompanying drawing 2 is the stereogram of the first fixture and the second fixture;
Accompanying drawing 3 is for extruding the top view of power set;
Accompanying drawing 4 is for extruding the stereogram of power set;
Accompanying drawing 5 is for extruding the front view (clearance groove deflated state) of power set;
The front view (clearance groove become large state) of accompanying drawing 6 for extruding power set;
Accompanying drawing 7 is for extruding the A-A cutaway view (clearance groove deflated state) of power set;
The A-A cutaway view (clearance groove become large state) of accompanying drawing 8 for extruding power set;
Wherein: 1, extrude power set; 2, delivery conduit; 3, melting appartus; 4, fixed support; 11, feed pipe; 12, discharge nozzle; 13, the first fixture; 14, the second fixture; 15, driving gear; 16, squeegee roller; 17, driven gear; 18, guide wheel; 19, adjusting device; 20, clearance groove; 21, motor; 22, power output shaft; 23, worm screw; 24, worm gear; 31, guide wheel gear; 32, guide wheel body; 33, squeegee roller gear; 34, squeegee roller body; 41, the first adjustment ring; 42, the second adjustment ring; 43, power transmission shaft; 44, gap adjustment knob; 45, pressure adjustment knob; 51, rotating shaft; 52, the first axle; 53, the second axle; 54, the 3rd axle; 421, adjustment ring body; 422, pad.
The specific embodiment
As shown in Figure 1, a kind of extrusion device that is applied in the 3D printer of fuse accumulation technology, comprise for control material advance or retreat extrude power set 1, for delivery of the delivery conduit 2 of material be used for the melting appartus 3 that the material fusing is extruded.
As accompanying drawing 3 to as shown in accompanying drawing 8, extrude power set 1 comprise PTO, power switching device, be positioned at power switching device one sidepiece feed pipe 11, be positioned at the discharge nozzle 12 of power switching device the other side, one end of delivery conduit 2 is connected with discharge nozzle 12, the other end is connected with melting appartus 3, be provided with the contact-making switch that inserts for inductive material on feed pipe 11, when material touches contact-making switch, contact-making switch is opened, after signal is received by control centre, the delivery location of material can be clearly known, gel quantity can be better controlled.
Power switching device comprise a sidepiece can be around the shaft 51 the first fixtures 13 that rotate, a sidepiece second fixture 14 that can rotate around the first axle 52, the driving gear 15 that is fixedly connected with rotating shaft 51, the squeegee roller 16 that can rotate around the second axle 53, the driven gear 17 that can rotate around the first axle 52, the guide wheel 18 that can rotate around the 3rd axle 54, be used for regulating the adjusting device 19 of the distance of the clearance groove 20 that passes for material, form clearance groove 20 between guide wheel 18 and squeegee roller 16.
The other side of the first fixture 13 and the second fixture 14 respectively with adjusting device 19 phase interlocks, rotating shaft 51 is arranged on fixed support 4 and by PTO and drives and rotate, the first axle 52 is fixedly connected with fixed support 4, the second axle 53 and the 3rd axle 54 are fixedly connected with the first fixture 13 and the second fixture 14 respectively, driven gear 17 and squeegee roller 16 match with driving gear 15 respectively, and guide wheel 18 matches with driven gear 17.The axial line of rotating shaft 51, the first axle 52, the second axle 53, the 3rd axle 54 is parallel to each other.
Particularly, as shown in Figure 2, guide wheel 18 comprises the guide wheel body 32 that the guide wheel gear 31, the self-conductance wheel gear 31 that match with driven gear 17 stretch out and form, squeegee roller 16 comprises the squeegee roller body 34 that the squeegee roller gear 33, the self compaction wheel gear 33 that match with driving gear 15 stretch out and form, and clearance groove 20 is formed between guide wheel body 32 and squeegee roller body 34.The surface of guide wheel body 32 and squeegee roller body 34 all is formed with annular knurl.Offer groove on one in 34 two of guide wheel body 32 and squeegee roller bodies, another in 34 two of groove and guide wheel body 32 and squeegee roller bodies forms clearance groove 20, and this kind design can increase the frictional force with material, can better material be extruded.
As shown in accompanying drawing 1, accompanying drawing 3 and accompanying drawing 4, PTO comprises motor 21, by motor 21, drives the power output shaft 22 that rotates, and power output shaft 22 is fixedly connected with rotating shaft 51.PTO also comprises the worm screw 23 of by motor 21 drivings, being rotated, the worm gear 24 that is driven rotation by worm screw 23, and worm gear 24 is fixedly connected with power output shaft 22.Adopt worm screw 23 and worm gear 24, vast scale and stable moment of torsion output can be provided, guarantee the enough power of extruding, the material of fusing can be extruded endlessly, guaranteed the surface quality of shaped article, simultaneously can allow motor 21 need not bear larger load, thereby extend the life-span of motor 21.
To as shown in accompanying drawing 8, adjusting device 19 comprises with the first adjustment ring 41 of the first fixture 13 phase interlocks, with the second adjustment ring 42 of the second fixture 14 phase interlocks, the power transmission shaft 43 that is threaded mutually with the first adjustment ring 41 and the second adjustment ring 42 respectively, with an end of power transmission shaft 43 is fixedly connected, is used for controlling the gap adjustment knob 44 that power transmission shaft 43 rotates as accompanying drawing 5.The second adjustment ring 42 comprises that adjustment ring body 421 and pad 422, the second fixtures 14 are arranged between adjustment ring body 421 and pad 422.Adjusting device 19 also comprise the other end that is connected in power transmission shaft 43 pressure adjustment knob 45, be set in the spring on power transmission shaft 43, an end of spring support be located on pressure adjustment knob 45, the other end supports and is located on pad 422.
Operation principle: gap adjustment: the screw thread rotation opposite direction between power transmission shaft 43 and the first adjustment ring 41 and the second adjustment ring 42, therefore during rotary gap adjusting knob 44, the first adjustment ring 41 and the second adjustment ring 42 are moved round about, thereby have realized the adjusting of clearance groove 20.
Pressure is regulated: rotational pressure adjusting knob 45, spring just can extend or compress, the power that is against on pad 422 just can reduce or increase, the hunting range of the second fixture 14 will increase or dwindle, thereby guide wheel 18 acts on the pressure of material will be reduced or increase, thereby the frictional force between guide wheel 18 and material will reduce or increase.
First the distance of clearance groove 20 is tuned up, manually material is put into to discharge nozzle 12 from feed pipe 11, regulate gap and pressure, open motor 21, under the effect of motor, driving gear 15 rotates, thereby driven gear 17 and squeegee roller 16 also and then rotate, thereby guide wheel 18 also and then rotates, and then realizes advancing or retreating of material.
As mentioned above, we are illustrated according to aim of the present utility model fully, but the utility model is not limited to above-described embodiment and implementation method.The practitioner of correlative technology field can carry out different variations and enforcement in the scope of technological thought license of the present utility model.
Claims (10)
1. extrusion device that is applied in the 3D printer of fuse accumulation technology, it is characterized in that: comprise for control material advance or retreat extrude power set (1), for delivery of the delivery conduit (2) of material with for the melting appartus (3) that the material fusing is extruded, the described power set (1) of extruding comprise PTO, power switching device, be positioned at the feed pipe (11) of described power switching device one sidepiece, be positioned at the discharge nozzle (12) of described power switching device the other side, one end of described delivery conduit (2) is connected with described discharge nozzle (12), the other end is connected with described melting appartus (3), described power switching device comprises a sidepiece first fixture (13) of (51) rotation around the shaft, one sidepiece can be around second fixture (14) of the first axle (52) rotation, the driving gear (15) that is fixedly connected with described rotating shaft (51), can be around the squeegee roller (16) of the second axle (53) rotation, can be around the driven gear (17) of described the first axle (52) rotation, can be around the guide wheel (18) of the 3rd axle (54) rotation, adjusting device (19) for the distance of regulating the clearance groove (20) that passes for described material, form described clearance groove (20) between described guide wheel (18) and described squeegee roller (16), the other side of described the first fixture (13) and described the second fixture (14) respectively with described adjusting device (19) phase interlock, described rotating shaft (51) is arranged on fixed support (4) upward and by described PTO, is driven and rotated, described the first axle (52) is fixedly connected with described fixed support (4), described the second axle (53) and described the 3rd axle (54) are fixedly connected with described the first fixture (13) and described the second fixture (14) respectively, described driven gear (17) and described squeegee roller (16) match with described driving gear (15) respectively, described guide wheel (18) matches with described driven gear (17).
2. extrusion device according to claim 1, it is characterized in that: described PTO comprises motor (21), is driven the power output shaft (22) that rotates by described motor (21), and described power output shaft (22) is fixedly connected with described rotating shaft (51).
3. extrusion device according to claim 2, it is characterized in that: described PTO also comprises the worm screw (23) of by described motor (21) driving, being rotated, the worm gear (24) that is driven rotation by described worm screw (23), and described worm gear (24) is fixedly connected with described power output shaft (22).
4. extrusion device according to claim 1, it is characterized in that: described guide wheel (18) comprises the guide wheel gear (31) that matches with described driven gear (17), the guide wheel body (32) that stretches out and form from described guide wheel gear (31), described squeegee roller (16) comprises the squeegee roller gear (33) that matches with described driving gear (15), the squeegee roller body (34) that stretches out and form from described squeegee roller gear (33), described clearance groove (20) is formed between described guide wheel body (32) and described squeegee roller body (34).
5. extrusion device according to claim 4, it is characterized in that: the surface of described guide wheel body (32) and described squeegee roller body (34) all is formed with annular knurl.
6. extrusion device according to claim 4, it is characterized in that: offer groove on one in (34) two of described guide wheel body (32) and described squeegee roller bodies, another in (34) two of described groove and described guide wheel body (32) and described squeegee roller bodies forms described clearance groove (20).
7. extrusion device according to claim 1 is characterized in that: described adjusting device (19) comprises with first adjustment ring (41) of described the first fixture (13) phase interlock, with second adjustment ring (42) of described the second fixture (14) phase interlock, the power transmission shaft (43) that is threaded mutually with described the first adjustment ring (41) and described the second adjustment ring (42) respectively, with an end of described power transmission shaft (43) is fixedly connected, is used for controlling the gap adjustment knob (44) that described power transmission shaft (43) rotates.
8. extrusion device according to claim 7, it is characterized in that: described the second adjustment ring (42) comprises adjustment ring body (421) and pad (422), and described the second fixture (14) is arranged between described adjustment ring body (421) and pad (422).
9. extrusion device according to claim 8, it is characterized in that: described adjusting device (19) also comprise the other end that is connected in described power transmission shaft (43) pressure adjustment knob (45), be set in the spring on described power transmission shaft (43), an end of described spring is supported and to be located at that described pressure adjustment knob (45) is upper, the other end is supported and is located on described pad (422).
10. extrusion device according to claim 1, is characterized in that: be provided with the contact-making switch that inserts for inductive material on described feed pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202431845U CN203282708U (en) | 2013-05-08 | 2013-05-08 | Extrusion device of 3D (three dimensional) printer applied to fuse wire accumulation technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202431845U CN203282708U (en) | 2013-05-08 | 2013-05-08 | Extrusion device of 3D (three dimensional) printer applied to fuse wire accumulation technology |
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| Publication Number | Publication Date |
|---|---|
| CN203282708U true CN203282708U (en) | 2013-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202431845U Withdrawn - After Issue CN203282708U (en) | 2013-05-08 | 2013-05-08 | Extrusion device of 3D (three dimensional) printer applied to fuse wire accumulation technology |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231517A (en) * | 2013-05-08 | 2013-08-07 | 吴洁 | 3D (three dimensional) printer extrusion apparatus applied in fuse stacking technology |
| CN103624986A (en) * | 2013-12-17 | 2014-03-12 | 青岛尚慧信息技术有限公司 | 3D (Three dimensional) printing equipment |
| CN103777534A (en) * | 2014-01-16 | 2014-05-07 | 田野 | Digital information flow command and control device in 3D printer |
| CN103978688A (en) * | 2014-05-16 | 2014-08-13 | 天津大学 | Three-dimensional printer spray head capable of jetting according to demand |
| CN104108183A (en) * | 2014-07-13 | 2014-10-22 | 深圳市米思达科技有限公司 | Desktop-type 3D printing material shaping machine |
| CN107471645A (en) * | 2017-08-30 | 2017-12-15 | 江苏天泽教育咨询有限公司 | A kind of 3D printing wire rod extrusion device |
| CN108673881A (en) * | 2018-07-06 | 2018-10-19 | 芜湖启迪打印机科技有限公司 | A kind of feed device of 3D printer |
-
2013
- 2013-05-08 CN CN2013202431845U patent/CN203282708U/en not_active Withdrawn - After Issue
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231517A (en) * | 2013-05-08 | 2013-08-07 | 吴洁 | 3D (three dimensional) printer extrusion apparatus applied in fuse stacking technology |
| CN103231517B (en) * | 2013-05-08 | 2015-09-09 | 磐纹科技（上海）有限公司 | A kind of extrusion device being applied in the 3D printer of fuse accumulation technology |
| CN103624986A (en) * | 2013-12-17 | 2014-03-12 | 青岛尚慧信息技术有限公司 | 3D (Three dimensional) printing equipment |
| CN103624986B (en) * | 2013-12-17 | 2015-11-11 | 青岛尚慧信息技术有限公司 | A kind of 3D printing device |
| CN103777534A (en) * | 2014-01-16 | 2014-05-07 | 田野 | Digital information flow command and control device in 3D printer |
| CN103777534B (en) * | 2014-01-16 | 2016-03-23 | 石家庄宝信防伪科技有限公司 | Digital information flow command & control device in 3D printer |
| CN103978688A (en) * | 2014-05-16 | 2014-08-13 | 天津大学 | Three-dimensional printer spray head capable of jetting according to demand |
| CN103978688B (en) * | 2014-05-16 | 2016-05-11 | 天津大学 | A kind of three-dimensional printer shower nozzle of need based jet |
| CN104108183A (en) * | 2014-07-13 | 2014-10-22 | 深圳市米思达科技有限公司 | Desktop-type 3D printing material shaping machine |
| CN107471645A (en) * | 2017-08-30 | 2017-12-15 | 江苏天泽教育咨询有限公司 | A kind of 3D printing wire rod extrusion device |
| CN108673881A (en) * | 2018-07-06 | 2018-10-19 | 芜湖启迪打印机科技有限公司 | A kind of feed device of 3D printer |
| CN108673881B (en) * | 2018-07-06 | 2020-09-25 | 芜湖市智行天下工业设计有限公司 | Feeding device of 3D printer |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131113 Effective date of abandoning: 20150909 |
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| RGAV | Abandon patent right to avoid regrant |