CN104527074A - Wire feeding device and printer - Google Patents
Wire feeding device and printer Download PDFInfo
- Publication number
- CN104527074A CN104527074A CN201410850897.7A CN201410850897A CN104527074A CN 104527074 A CN104527074 A CN 104527074A CN 201410850897 A CN201410850897 A CN 201410850897A CN 104527074 A CN104527074 A CN 104527074A
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- wire feed
- driven
- feed rolls
- wire
- shaft
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Abstract
The invention provides a wire feeding device which comprises one or more sets of wire feeding bodies. Each wire feeding body comprises a driving shaft and a driven shaft, one end of each driving shaft is connected with a driving motor, and a driving gear and a driving wire feeding wheel are arranged on each driving shaft; the two ends of each driven shaft are each provided with a bearing, and a driven gear and a driven wire feeding wheel are arranged on each driven shaft; the sizes of the driving gears and the driven gears are same, the driving gears are meshed with the driven gears, the driving wire feeding wheels and the driven wire feeding wheels are correspondingly arranged and are all provided with sawteeth, and gaps used for conveying raw wires are arranged between the end points of the sawteeth on the driving wire feeding wheels and the end points of the sawteeth on the driven wire feeding wheels. According to the wire feeding device and a printer, the two sides of the raw wires both have acting force, that is the two sides of the raw wires are supplied force simultaneously, and the supplied force is even, the phenomenon of material broken is not prone to occurring, and the normal operation of the printer is guaranteed.
Description
Technical field
The present invention relates to printer technology field, especially relate to a kind of wire feeder and printer of 3D printer.
Background technology
Along with improving constantly of scientific and technological level, sci-tech product also gets more and more thereupon, and 3D printer is a kind of emerging electronics technology product.3D printer is also known as three-dimensional printer, it is a kind of accumulation manufacturing technology, the product manufactured by 3D printer is 3 D stereo shape, belong to a kind of machine of RP technique, it is based on a kind of mathematical model file, use special wax material, powdery metal or plastics etc. can jointing material, manufacture three-dimensional object by the jointing material printed from level to level.
Present stage, three-dimensional printer was used to manufacture a product.The mode successively printed carrys out the technology of constructed object.The principle of 3D printer is that data and raw material are put in 3D printer, and machine can be created product from level to level according to program.
Wherein, raw material in thread, was raw material thread before feeding printer, and what continued by raw material thread sends in 3D printer, was finally printed by printing copperhead, completed action raw material being printed as product.
Raw material is in the process sending into printer, completed by wire feeder, at present, the wire feeder that 3D printer is conventional comprises fixed pulley, the periphery of fixed pulley is provided with groove, the wire pushing roller of periphery indentation is arranged with at grade in parallel with fixed pulley, raw material thread passes through by between the groove on fixed pulley and the serrated periphery face on wire pushing roller, in transport process, fixed pulley is connected on driving shaft, driving shaft drives fixed pulley to rotate, raw material thread is squeezed on jagged periphery by fixed pulley, under the effect of frictional force, drive feeding silk to move, in motion process, wire pushing roller is rotated by together driving.
The feeding style of this wire feeder, the both sides of raw material thread accept uneven, namely fixed pulley is only had to have active force to raw material thread, and wire pushing roller just together moves with raw material thread under the effect of frictional force, not driving force, so easily occur accepting the uneven and phenomenon of fracture of wire, thus affect the normal use of 3D printer.
Summary of the invention
The object of the present invention is to provide a kind of wire feeder and printer, accept uneven with the both sides solving the raw material thread existed in prior art, so easily there is accepting uneven and technical problem that the is phenomenon of fracture of wire.
A kind of wire feeder provided by the invention, comprises at least one group of wire feed body, and described wire feed body comprises driving shaft and driven shaft, and the axis of described driving shaft and described driven shaft is parallel to each other;
One end of described driving shaft is connected with drive motors, and described driving shaft is provided with driving gear and active wire feed rolls;
The two ends of described driven shaft are respectively equipped with bearing, and described driven shaft is provided with driven gear and driven wire feed rolls;
Described driving gear and described driven gear measure-alike, and engage each other, described active wire feed rolls and described driven wire feed rolls are oppositely arranged, the side face of described active wire feed rolls and driven wire feed rolls is equipped with sawtooth, between the described sawtooth on the described sawtooth on described active wire feed rolls and described driven wire feed rolls, is provided with the gap for transferring raw material silk.
Further, described active wire feed rolls and described driven wire feed rolls are located at the middle part of described driving shaft and described driven shaft respectively, and described active wire feed rolls is identical with the width of described driven wire feed rolls, and is greater than the width of described driving gear and described driven gear.Initiatively wire feed rolls and driven wire feed rolls are positioned at the middle part of driving shaft and driven shaft entirety, the scope of its effect is comparatively large, is conveniently connected with raw material thread, and in wire feed process, driving gear and driven gear can not come in contact with raw material thread, can not have influence on raw material thread transmission.
Further, also comprise housing, described housing is cuboid, described driving shaft and described driven shaft is transversely arranged is located in described housing;
The sidewall of described housing is passed in one end of described driving shaft, and wherein, this end is connected with described drive motors, and described drive motors is located at the outside of described housing;
The described bearing at the two ends of described driven shaft is located on described housing one group of sidewall be oppositely arranged respectively;
The top of described housing is provided with incoming line, and described incoming line and described gap are oppositely arranged.
The Main Function of housing is, protection wire feed body, and facilitates wire feed body to be connected with other associated components.During use, manually raw material thread is sent in relative gap by incoming line, afterwards, starts drive motors, can start to carry.
Further, comprise wire feed body described in two groups, described in two groups, wire feed body is transversely arranged.In order to meet the wire feed requirement of printer, can arrange two groups of wire feed bodies, two groups of wire feed bodies work independently separately, are independent of each other.
Further, described drive motors is 42 stepper motors.The size of stepper motor is identical with housing, is fixed on a sidewall of housing, and by return pulse signal, control step motor drives driving shaft.
Further, the width in described gap is 1-1.5mm.Initiatively wire feed rolls is not connected with driven wire feed rolls, and non-active wire feed rolls drives driven wire feed rolls, initiatively wire feed rolls is relative with driven wire feed rolls rolls, the width in gap therebetween can not be greater than the external diameter of raw material thread, excessive, raw material thread can not be transmitted smoothly, if too small, easy in raw material thread pinch off, so the width in gap is 1-1.5mm is good.
Further, described active wire feed rolls is identical with the external diameter of described driven wire feed rolls, and the number of teeth is identical.Initiatively wire feed rolls and driven wire feed rolls are in the process of rotational conveyance raw material thread, and the active force produced raw material thread is identical, and transmission speed is identical, not easily makes raw material thread rupture.
Further, the end face of described sawtooth is round and smooth shape.The end face of sawtooth is round and smooth shape, not sharp, can not scratch raw material thread, further protect raw material thread in transport process, makes its not easy fracture.
Further, the material of described driving gear, described driven gear, described active wire feed rolls and described driven wire feed rolls is plastics.While not affecting transmission effect, reduce its weight, because wire feeder entirety can ceaselessly be moved, reduce weight, facilitate it to move integrally.
A kind of printer, comprise wire feeder, the below of described wire feeder is provided with extruder head block, and the below of described extruder head block is connected with radiating tube, and described radiating tube is connected with heated aluminum block, and described heated aluminum block is provided with printing copperhead.
A kind of wire feeder provided by the invention and printer, the driving shaft of wire feed body drives driven gear by driving gear, thus drive driven shaft together to rotate, driving gear is identical with driven gear, thus make driving shaft identical with the rotating speed of driven shaft, initiatively wire feed rolls rotates so that same rotating speed is relative with driven wire feed rolls simultaneously, raw material thread is passed in the gap be situated between, sawtooth initiatively on wire feed rolls and driven wire feed rolls acts on raw material thread, in the both sides acting in conjunction of raw material thread, raw material thread is transmitted downwards.
This wire feeder and printer, all there is active force the both sides of raw material thread, and namely its both sides are simultaneously stressed, and uniform force, not easily there is the phenomenon of fracture in transport process, ensure the normal operation of printer.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the wire feed body of a kind of wire feeder that Fig. 1 provides for the embodiment of the present invention;
The top view of the wire feed body of a kind of wire feeder that Fig. 2 provides for the embodiment of the present invention;
The structural representation of the wire feeder of a kind of printer that Fig. 3 provides for the embodiment of the present invention.
Reference numeral:
1-driving shaft; 2-driven shaft; 3-drive motors;
4-driving gear; 5-is wire feed rolls initiatively; 6-bearing;
7-driven gear; The driven wire feed rolls of 8-; 9-gap;
10-housing; 11-extruder head block; 12-radiating tube;
13-heated aluminum block; 14-prints copperhead.
Detailed description of the invention
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Embodiment 1
The structural representation of the wire feed body of a kind of wire feeder that Fig. 1 provides for the embodiment of the present invention; The top view of the wire feed body of a kind of wire feeder that Fig. 2 provides for the embodiment of the present invention; The structural representation of the wire feeder of a kind of printer that Fig. 3 provides for the embodiment of the present invention; As Figure 1-3, a kind of wire feeder that the present embodiment provides, comprises at least one group of wire feed body, and wire feed body comprises driving shaft 1 and driven shaft 2, and the axis of driving shaft 1 and driven shaft 2 is parallel to each other;
One end of driving shaft 1 is connected with drive motors 3, and driving shaft 1 is provided with driving gear 4 and active wire feed rolls 5;
The two ends of driven shaft 2 are respectively equipped with bearing 6, and driven shaft 2 is provided with driven gear 7 and driven wire feed rolls 8;
Driving gear 4 and driven gear 7 measure-alike, and engage each other, initiatively wire feed rolls 5 and driven wire feed rolls 8 are oppositely arranged, the side face of active wire feed rolls 5 and driven wire feed rolls 8 is equipped with sawtooth, the sawtooth initiatively on wire feed rolls 5 and the gap 9 be provided with between the sawtooth on driven wire feed rolls 8 for transferring raw material silk.
Provided by the invention a kind of wire feeder that the present embodiment provides, the driving shaft 1 of wire feed body drives driven gear 7 by driving gear 4, thus drive driven shaft 2 together to rotate, driving gear 4 is identical with driven gear 7, thus make driving shaft 1 identical with the rotating speed of driven shaft 2, initiatively wire feed rolls 5 rotates so that same rotating speed is relative with driven wire feed rolls 8 simultaneously, raw material thread is passed in the gap 9 be situated between, sawtooth initiatively on wire feed rolls 5 and driven wire feed rolls 8 acts on raw material thread, in the both sides acting in conjunction of raw material thread, raw material thread is transmitted downwards.
This wire feeder and printer, all there is active force the both sides of raw material thread, and namely its both sides are simultaneously stressed, and uniform force, not easily there is the phenomenon of fracture in transport process, ensure the normal operation of printer.
Embodiment 2
The structural representation of the wire feed body of a kind of wire feeder that Fig. 1 provides for the embodiment of the present invention; The top view of the wire feed body of a kind of wire feeder that Fig. 2 provides for the embodiment of the present invention; The structural representation of the wire feeder of a kind of printer that Fig. 3 provides for the embodiment of the present invention; As Figure 1-3, a kind of wire feeder that the present embodiment provides, comprises at least one group of wire feed body, and wire feed body comprises driving shaft 1 and driven shaft 2, and the axis of driving shaft 1 and driven shaft 2 is parallel to each other;
One end of driving shaft 1 is connected with drive motors 3, and driving shaft 1 is provided with driving gear 4 and active wire feed rolls 5;
The two ends of driven shaft 2 are respectively equipped with bearing 6, and driven shaft 2 is provided with driven gear 7 and driven wire feed rolls 8;
Driving gear 4 and driven gear 7 measure-alike, and engage each other, initiatively wire feed rolls 5 and driven wire feed rolls 8 are oppositely arranged, the side face of active wire feed rolls 5 and driven wire feed rolls 8 is equipped with sawtooth, the sawtooth initiatively on wire feed rolls 5 and the gap 9 be provided with between the sawtooth on driven wire feed rolls 8 for transferring raw material silk.
Initiatively wire feed rolls 5 and driven wire feed rolls 8 are located at the middle part of driving shaft 1 and driven shaft 2 respectively, and initiatively wire feed rolls 5 is identical with the width of driven wire feed rolls 8, and is greater than the width of driving gear 4 and driven gear 7.Initiatively wire feed rolls 5 and driven wire feed rolls 8 are positioned at the middle part of driving shaft 1 and driven shaft 2 entirety, the scope of its effect is comparatively large, is conveniently connected with raw material thread, and in wire feed process, driving gear 4 and driven gear 7 can not come in contact with raw material thread, can not have influence on raw material thread transmission.
Also comprise housing 10, housing 10 in cuboid, driving shaft 1 and driven shaft 2 is transversely arranged is located in housing 10;
The sidewall of housing 10 is passed in one end of driving shaft 1, and wherein, this end is connected with drive motors 3, and drive motors 3 is located at the outside of housing 10;
The bearing 6 at the two ends of driven shaft 2 is located on housing 10 1 groups of sidewalls be oppositely arranged respectively;
The top of housing 10 is provided with incoming line, and incoming line and gap 9 are oppositely arranged.
The Main Function of housing 10 is, protection wire feed body, and facilitates wire feed body to be connected with other associated components.During use, manually raw material thread is sent in relative gap 9 by incoming line, afterwards, starts drive motors 3, can start to carry.
Comprise two groups of wire feed bodies, two groups of wire feed bodies are transversely arranged.In order to meet the wire feed requirement of printer, can arrange two groups of wire feed bodies, two groups of wire feed bodies work independently separately, are independent of each other.
Drive motors 3 is 42 stepper motors.The size of stepper motor is identical with housing 10, is fixed on a sidewall of housing 10, and by return pulse signal, control step motor drives driving shaft 1.
The width in gap 9 is 1-1.5mm.Initiatively wire feed rolls 5 is not connected with driven both wire feed rolls 8, and non-active wire feed rolls 5 drives driven wire feed rolls 8, initiatively wire feed rolls 5 is relative with driven wire feed rolls 8 rolls, the width in gap 9 therebetween can not be greater than the external diameter of raw material thread, excessive, raw material thread can not be transmitted smoothly, if too small, easy in raw material thread pinch off, so the width in gap 9 is 1-1.5mm is good.
Initiatively wire feed rolls 5 is identical with the external diameter of driven wire feed rolls 8, and the number of teeth is identical.Initiatively wire feed rolls 5 and driven wire feed rolls 8 are in the process of rotational conveyance raw material thread, and the active force produced raw material thread is identical, and transmission speed is identical, not easily makes raw material thread rupture.
The end face of sawtooth is round and smooth shape.The end face of sawtooth is round and smooth shape, not sharp, can not scratch raw material thread, further protect raw material thread in transport process, makes its not easy fracture.
Driving gear 4, driven gear 7, the initiatively material of wire feed rolls 5 and driven wire feed rolls 8 are plastics.While not affecting transmission effect, reduce its weight, because wire feeder entirety can ceaselessly be moved, reduce weight, facilitate it to move integrally.
During concrete use:
Manually raw material thread is inserted in the gap 9 initiatively between wire feed rolls 5 and driven wire feed rolls 8, be connected between the two, afterwards, wire feeder just can work, and driving stepper motor driving shaft 1 rotates, and driving shaft 1 drives driving gear 4 to rotate, thus drive driven gear 7 and driven shaft 2 to rotate, finally, realize initiatively wire feed rolls 5 and driven wire feed rolls 8 and jointly rotate, thus transmission raw material thread.
Provided by the invention a kind of wire feeder that the present embodiment provides, the driving shaft 1 of wire feed body drives driven gear 7 by driving gear 4, thus drive driven shaft 2 together to rotate, driving gear 4 is identical with driven gear 7, thus make driving shaft 1 identical with the rotating speed of driven shaft 2, initiatively wire feed rolls 5 rotates so that same rotating speed is relative with driven wire feed rolls 8 simultaneously, raw material thread is passed in the gap 9 be situated between, sawtooth initiatively on wire feed rolls 5 and driven wire feed rolls 8 acts on raw material thread, in the both sides acting in conjunction of raw material thread, raw material thread is transmitted downwards.
This wire feeder and printer, all there is active force the both sides of raw material thread, and namely its both sides are simultaneously stressed, and uniform force, not easily there is the phenomenon of fracture in transport process, ensure the normal operation of printer.
Embodiment 3
The structural representation of the wire feed body of a kind of wire feeder that Fig. 1 provides for the embodiment of the present invention; The top view of the wire feed body of a kind of wire feeder that Fig. 2 provides for the embodiment of the present invention; The structural representation of the wire feeder of a kind of printer that Fig. 3 provides for the embodiment of the present invention; As Figure 1-3, a kind of printer that the present embodiment provides, comprises wire feeder, and the below of wire feeder is provided with extruder head block, and the below of extruder head block 11 is connected with radiating tube 12, and radiating tube 12 is connected with heated aluminum block 13, and heated aluminum block is provided with and prints copperhead 14.
By the raw material thread that wire feeder transmits, after entering into extruder head block, radiating tube and heated aluminum block successively, finally complete printing by printing copperhead.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a wire feeder, is characterized in that, comprises at least one group of wire feed body, and described wire feed body comprises driving shaft and driven shaft, and the axis of described driving shaft and described driven shaft is parallel to each other;
One end of described driving shaft is connected with drive motors, and described driving shaft is provided with driving gear and active wire feed rolls;
The two ends of described driven shaft are respectively equipped with bearing, and described driven shaft is provided with driven gear and driven wire feed rolls;
Described driving gear and described driven gear measure-alike, and engage each other, described active wire feed rolls and described driven wire feed rolls are oppositely arranged, the side face of described active wire feed rolls and driven wire feed rolls is equipped with sawtooth, between the described sawtooth on the described sawtooth on described active wire feed rolls and described driven wire feed rolls, is provided with the gap for transferring raw material silk.
2. wire feeder according to claim 1, it is characterized in that, described active wire feed rolls and described driven wire feed rolls are located at the middle part of described driving shaft and described driven shaft respectively, described active wire feed rolls is identical with the width of described driven wire feed rolls, and is greater than the width of described driving gear and described driven gear.
3. wire feeder according to claim 1, is characterized in that, also comprises housing, and described housing is cuboid, described driving shaft and described driven shaft is transversely arranged is located in described housing;
The sidewall of described housing is passed in one end of described driving shaft, and wherein, this end is connected with described drive motors, and described drive motors is located at the outside of described housing;
The described bearing at the two ends of described driven shaft is located on described housing one group of sidewall be oppositely arranged respectively;
The top of described housing is provided with incoming line, and described incoming line and described gap are oppositely arranged.
4. wire feeder according to claim 1, is characterized in that, comprise wire feed body described in two groups, described in two groups, wire feed body is transversely arranged.
5. wire feeder according to claim 1, is characterized in that, described drive motors is 42 stepper motors.
6. wire feeder according to claim 1, is characterized in that, the width in described gap is 1-1.5mm.
7. wire feeder according to claim 1, is characterized in that, described active wire feed rolls is identical with the external diameter of described driven wire feed rolls, and the number of teeth is identical.
8. wire feeder according to claim 1, is characterized in that, the end face of described sawtooth is round and smooth shape.
9. wire feeder according to claim 1, is characterized in that, the material of described driving gear, described driven gear, described active wire feed rolls and described driven wire feed rolls is plastics.
10. a printer, is characterized in that, comprises the wire feeder described in any one of claim 1-9, the below of described wire feeder is provided with extruder head block, the below of described extruder head block is connected with radiating tube, and described radiating tube is connected with heated aluminum block, and described heated aluminum block is provided with printing copperhead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410850897.7A CN104527074A (en) | 2014-12-30 | 2014-12-30 | Wire feeding device and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410850897.7A CN104527074A (en) | 2014-12-30 | 2014-12-30 | Wire feeding device and printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104527074A true CN104527074A (en) | 2015-04-22 |
Family
ID=52842794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410850897.7A Pending CN104527074A (en) | 2014-12-30 | 2014-12-30 | Wire feeding device and printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104527074A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106696274A (en) * | 2017-04-06 | 2017-05-24 | 无锡太尔时代科技有限公司 | Conveying mechanism of 3D printer |
| CN107187060A (en) * | 2017-06-06 | 2017-09-22 | 何镜连 | 3D printer gets stuck warning device |
-
2014
- 2014-12-30 CN CN201410850897.7A patent/CN104527074A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106696274A (en) * | 2017-04-06 | 2017-05-24 | 无锡太尔时代科技有限公司 | Conveying mechanism of 3D printer |
| CN107187060A (en) * | 2017-06-06 | 2017-09-22 | 何镜连 | 3D printer gets stuck warning device |
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Owner name: TRUSTWORTHY (BEIJING) TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHIJIANHUAN (BEIJING) TECHNOLOGY CO., LTD. Effective date: 20150619 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150619 Address after: 100086 room 10, building 1, building 108, No. 102, Haidian District, Beijing, Zhichun Road Applicant after: Precision fidelity (Beijing) Technology Co., Ltd. Address before: 100000, Beijing, Chaoyang District, No. 3, a hospital No. 1, building two, room D201 Applicant before: Time ring (Beijing) Technology Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150422 |
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| RJ01 | Rejection of invention patent application after publication |