CN203752532U - Polar-coordinate numerically controlled fused deposition rapid prototyping (RP) machine - Google Patents
Polar-coordinate numerically controlled fused deposition rapid prototyping (RP) machine Download PDFInfo
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- CN203752532U CN203752532U CN201420080133.XU CN201420080133U CN203752532U CN 203752532 U CN203752532 U CN 203752532U CN 201420080133 U CN201420080133 U CN 201420080133U CN 203752532 U CN203752532 U CN 203752532U
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Abstract
The utility model discloses a polar-coordinate numerically controlled fused deposition rapid prototyping (RP) machine. The polar-coordinate numerically controlled fused deposition RP machine comprises a support frame, a transverse movement device, a slewing gear, a lifting device, a transverse adjusting device and extrusion nozzles. The polar-coordinate numerically controlled fused deposition RP machine provided by the utility model is ingenious and reasonable in structural design and high in prototyping speed, has useful effects, adopts a polar coordinate manner for processing, is matched with the slewing gear to realize slewing movement, effectively maintains the uniformity of feeding speed in linear and curvilinear motions and achieves the coherence of extrusion materials in a deposition process; the polar-coordinate numerically controlled fused deposition RP machine is compact in overall structure, convenient to operate and high in working stability, and therefore, the wide popularization and application of the machine are facilitated.
Description
Technical field
The utility model relates to deposition modeling technical field, is specifically related to a kind of polar-coordinate digital-control fusion sediment rapidform machine.
Background technology
Rapid shaping (RP) technology is the advanced manufacturing technology that the nineties grows up, be a key common technology for manufacturing business's new product development service, promoting enterprise products innovation, shortening new product development cycle, raising product competitiveness are had to positive impetus.Since this technology is come out, in the manufacturing industry of developed country, be widely applied, and produced thus an emerging technical field.
RP technology is integrated growing up on the basis of Modern CAD/CAM technology, laser technology, computer numerical control technology, elaborate servo actuation techniques and new material technology.Different types of rapid prototyping system is because of moulding material difference used, and Forming Theory and system feature are also had nothing in common with each other.But its general principle is all the same, that is exactly " layering manufacture, successively stack ", is similar to mathematical integral process.Say visually, rapid forming system similarly is one " three-dimensional printing machine ".It can, without preparation any mould, cutter and tooling fixture in the situation that, directly accept product design (CAD) data, produces fast exemplar, mould or the model of new product.Therefore, applying of RP technology can be shortened new product development cycle, reduction development cost, the development quality that improves greatly." growth method " by traditional " removal method " to today, makes by there being mould to be fabricated onto without molded, the revolutionary significance that RP technology that Here it is produces manufacturing industry.
But the complex structure of existing rapidform machine, troublesome poeration, and be and adopt rectilinear coordinates axles interlock feeding, can keep even for point-to-point speed in plane, but for existing the interpolation problem in interlock feeding to make the shower nozzle speed of service inhomogeneous in curvilinear motion, thereby make extruded material be difficult to keep continuity.
Summary of the invention
For above-mentioned deficiency, the purpose of this utility model is to provide a kind of structural design ingenious, reasonable, easy to operate, can effectively keep the uniform polar-coordinate digital-control fusion sediment rapidform machine of feed speed.
For achieving the above object, technical scheme provided by the utility model is:
A kind of polar-coordinate digital-control fusion sediment rapidform machine, it comprises bracing frame, it also comprises transverse moving device, slewing equipment, lifting device, lateral adjustment device and extrude shower nozzle, described transverse moving device is horizontally installed on support frame as described above, described slewing equipment is arranged on transverse moving device, and be subject to the driving of this transverse moving device to do transverse movement, described lifting device is arranged on slewing equipment, and rotated by the driving of this slewing equipment, described lateral adjustment device is arranged on lifting device, and the relative lateral adjustment device of the driving that is subject to this lifting device is done elevating movement, the described shower nozzle of extruding is arranged in lateral adjustment device, and the rotation that is subject to the relative slewing equipment of driving of this lateral adjustment device is drawn close or away from motion.
As a kind of improvement of the present utility model, described transverse moving device comprises cross slide way, transverse slider, horizontal drive motor, synchronous cross band and synchronous cross wheel, described cross slide way is horizontally installed on the top of support frame as described above, one end position of the corresponding cross slide way of described synchronous cross band arranges on support frame as described above, the other end position of the corresponding cross slide way of described horizontal drive motor arranges on support frame as described above, the driving shaft of this horizontal drive motor is provided with driving pulley, this driving pulley is connected with synchronous cross wheel by described synchronous cross band, described transverse slider is movably arranged on cross slide way, and be connected with described synchronous cross band.
As a kind of improvement of the present utility model, described slewing equipment comprises electric rotating machine, fixed head, connection rotating shaft, bearing block, ring flange, cog belt, profile of tooth driving pulley and profile of tooth driven pulley, described bearing block is arranged on a side of described fixed head, the upper end of described connection rotating shaft is arranged on described bearing block by bearing assembly, described fixed head is run through in lower end, and be provided with described profile of tooth driven pulley, described electric rotating machine is arranged on the opposite side of described fixed head, and the driving shaft of this electric rotating machine runs through described fixed head, and be provided with described profile of tooth driving pulley, this profile of tooth driving pulley is connected with profile of tooth driven pulley by described cog belt, described ring flange is fixedly installed on bearing block upper end, described transverse slider is fixedly installed on this ring flange.
As a kind of improvement of the present utility model, on the upper end of described connection rotating shaft, be provided with successively first step and second step by order from top to bottom, wherein first step is suitable by taper roll bearing and described bearing block, and second step is suitable by thrust ball bearing and described bearing block.
As a kind of improvement of the present utility model, described lifting device comprises lifting motor, lead rail axis, enhancing screw, laterally fixed mount, upper swivel plate and lower swivel plate, described upper swivel plate is connected with the lower end of described connection rotating shaft, described lower swivel plate by lead rail axis interval be horizontally set on upper swivel plate under position, described lifting motor is arranged on the bottom surface of described lower swivel plate, and the driving shaft of this lifting motor runs through this lower swivel plate, and be connected with the lower end of described enhancing screw, extend vertically upward the upper end of this enhancing screw, and be movably arranged on described upper swivel plate by an axis hole, described horizontal fixed mount is movably arranged in lead rail axis, and be connected with described enhancing screw by screw rodb base.
As a kind of improvement of the present utility model, described lateral adjustment device comprises two groups of transverse shifting groups that are symmetricly set on described horizontal fixed mount, this transverse shifting group comprises adjusting motor, transverse movement frame, cross lead screw and with the suitable transverse wire pole socket of this cross lead screw, described transverse movement frame is movably arranged on horizontal fixed mount by slide rail, described transverse wire pole socket is arranged on this transverse movement frame, described adjusting motor is fixedly installed on described horizontal fixed mount, described cross lead screw one end is connected with the driving shaft of this adjusting motor, the other end screws in described transverse wire pole socket.
As a kind of improvement of the present utility model, described in extrude shower nozzle one end be arranged on the lower end of described transverse movement frame by holder, after other end horizontal-extending certain distance, be then tilted to downward-extension.
The beneficial effects of the utility model are: the structural design of the polar-coordinate digital-control fusion sediment rapidform machine that the utility model provides is ingenious, reasonable, adopt polar coordinate mode to process, and be combined with slewing equipment and realize gyration, effectively remain on feed speed in straight line, curvilinear motion evenly, reach extruded material continuity in deposition process, shaping speed is fast, effective; Compact overall structure, is beneficial to wide popularization and application.
Below in conjunction with accompanying drawing and embodiment, the utility model is further illustrated.
Brief description of the drawings
Fig. 1 is perspective view of the present utility model.
Fig. 2 is the structural representation of transverse moving device in Fig. 1.
Fig. 3 is slewing equipment in Fig. 1, lifting device and lateral adjustment device structural representation.
Fig. 4 is the structural representation of slewing equipment in Fig. 1.
Fig. 5 is the structural representation of lifting device in Fig. 1.
Fig. 6 is the structural representation of lateral adjustment device in Fig. 1.
Detailed description of the invention
Referring to Fig. 1 to Fig. 6, a kind of polar-coordinate digital-control fusion sediment rapidform machine that the present embodiment provides, it comprises bracing frame 1, transverse moving device 2, slewing equipment 3, lifting device 4, lateral adjustment device 5 and extrude shower nozzle 6, described transverse moving device 2 is horizontally installed on support frame as described above 1, described slewing equipment 3 is arranged on transverse moving device 2, and be subject to the driving of this transverse moving device 2 to do transverse movement, described lifting device 4 is arranged on slewing equipment 3, and rotated by the driving of this slewing equipment 3, described lateral adjustment device 5 is arranged on lifting device 4, and the relative lateral adjustment device 5 of the driving that is subject to this lifting device 4 is done elevating movement, the described shower nozzle 6 of extruding is arranged in lateral adjustment device 5, and the rotation of the relative slewing equipment 3 of the driving that is subject to this lateral adjustment device 5 is drawn close or away from motion.
Referring to Fig. 1 and Fig. 2, described transverse moving device 2 comprises cross slide way 21, transverse slider 22, horizontal drive motor 23, synchronous cross band 24 and synchronous cross wheel 25, described cross slide way 21 is horizontally installed on the top of support frame as described above 1, one end position of the corresponding cross slide way 21 of described synchronous cross band 24 arranges on support frame as described above 1, the other end position of the corresponding cross slide way 21 of described horizontal drive motor 23 arranges on support frame as described above 1, the driving shaft of this horizontal drive motor 23 is provided with driving pulley 26, this driving pulley 26 is connected with synchronous cross wheel 25 by described synchronous cross band 24, described transverse slider 22 is movably arranged on cross slide way 21, and be connected with described synchronous cross band 24.When work, horizontal drive motor 23 can drive fast slewing equipment 3, lifting device 4, lateral adjustment device 5 by synchronous cross band 24 and extrude shower nozzle 6 and move in the horizontal direction, makes to extrude shower nozzle 6 and can arrive fast the precalculated position of work.
Referring to Fig. 1, Fig. 3 and Fig. 4, described slewing equipment 3 comprises electric rotating machine 31, fixed head 32, connection rotating shaft 33, bearing block 34, ring flange 35, cog belt 36, profile of tooth driving pulley 37 and profile of tooth driven pulley 38, described bearing block 34 is arranged on a side of described fixed head 32, the upper end of described connection rotating shaft 33 is arranged on described bearing block 34 by bearing assembly, described fixed head 32 is run through in lower end, and be provided with described profile of tooth driven pulley 38, described electric rotating machine 31 is arranged on the opposite side of described fixed head 32, and the driving shaft of this electric rotating machine 31 runs through described fixed head 32, and be provided with described profile of tooth driving pulley 37, this profile of tooth driving pulley 37 is connected with profile of tooth driven pulley 38 by described cog belt 36, described ring flange 35 is fixedly installed on bearing block 34 upper ends, described transverse slider 22 is fixedly installed on this ring flange 35, can be bolted.Slewing equipment 3 utilizes the profile of tooth of cog belt 36 to be meshed with profile of tooth driving pulley 37 and profile of tooth driven pulley 38 and transmits motion and power, and it has band transmission concurrently, and gear drive and chaindriven advantage, can easily realize the transmission of centre-to-centre spacing far away.Transmission process is without relative sliding, and average ratios is more accurate, and transmission accuracy is high, and the intensity of cog belt 36 is high, thickness is little, lightweight, therefore can be for low speed and transmission at a high speed, cog belt 36 is without special tensioning, and the load that acts on the first-class place of axle is little, and transmission efficiency is higher.Adopt the transmission mechanism of cog belt 36 driving shaft of electric rotating machine 31 and described connection rotating shaft 33 can be staggered, drive mechanism is more prone to design so simultaneously, and stability is also better.
Preferably, on the upper end of described connection rotating shaft 33, be provided with successively first step and second step by order from top to bottom, wherein first step is suitable by taper roll bearing 39 and described bearing block 34, and second step is suitable by thrust ball bearing 40 and described bearing block 34.Described connection rotating shaft 33 is multidiameter shape, and coordinate assembling by thrust ball bearing 40 and taper roll bearing 39 between described bearing block 34, so both can guarantee to bear larger pressure, the axiality can ensure again part running time, makes this equipment operation more steady.
Referring to Fig. 1, Fig. 3 and Fig. 5, described lifting device 4 comprises lifting motor 41, lead rail axis 42, enhancing screw 43, laterally fixed mount 44, upper swivel plate 45 and lower swivel plate 46, described upper swivel plate 45 is connected with the lower end of described connection rotating shaft 33, described lower swivel plate 46 by lead rail axis 42 intervals be horizontally set on upper swivel plate 45 under position, described lifting motor 41 is arranged on the bottom surface of described lower swivel plate 46, and the driving shaft of this lifting motor 41 runs through this lower swivel plate 46, and be connected with the lower end of described enhancing screw 43, extend vertically upward the upper end of this enhancing screw 43, and be movably arranged on described upper swivel plate 45 by an axis hole, described horizontal fixed mount 44 is movably arranged in lead rail axis 42, and be connected with described enhancing screw 43 by screw rodb base.Described lifting device 4 adopts screw structure, the lifting motor 41 of being fixed by below drives enhancing screw 43 to rotate, under screw rodb base coordinates with this enhancing screw 43, drive horizontal fixed mount 44 to make lifting action, be fixed on members uplift in this lateral adjustment device 5 and the object of decline thereby realize.
Referring to Fig. 1, Fig. 3 and Fig. 6, described lateral adjustment device 5 comprises two groups of transverse shifting groups that are symmetricly set on described horizontal fixed mount 44, this transverse shifting group comprises adjusting motor 51, transverse movement frame 52, cross lead screw 53 and with the suitable transverse wire pole socket 54 of this cross lead screw 53, described transverse movement frame 52 is movably arranged on horizontal fixed mount 44 by slide rail 55, described transverse wire pole socket 54 is arranged on this transverse movement frame 52, described adjusting motor 51 is fixedly installed on described horizontal fixed mount, described cross lead screw 53 one end are connected with the driving shaft of this adjusting motor 51, the other end screws in described transverse wire pole socket 54.Lateral adjustment device 5 is symmetrical structure, and the lower end of each transverse movement frame 52 is provided with one and extrudes shower nozzle 6, i.e. the total a pair of shower nozzle 6 of extruding of this equipment.Like this transverse movement frame 52 with extrude the relative medial axis symmetry of shower nozzle 6, the center of gravity while doing gyration just in time in the medial axis of equipment, is moved more steadily, rubs less, noise is less.When work, shower nozzle 6 is outwards done or outwards motion together with extruding to regulate motor 51 to drive transverse movement frame 52 by cross lead screw 53.Realize that two rotations of extruding shower nozzle 6 relative slewing equipments 3 are drawn close or away from motion.This structure can adapt to the requirement of the radius of gyration of different shaping workpieces, makes the versatility of equipment stronger.
Described one end of extruding shower nozzle 6 is arranged on the lower end of described transverse movement frame 52 by holder 61, after other end horizontal-extending certain distance, be then tilted to downward-extension.In addition, can also be provided with angle-adjusting mechanism at the output of lifting device 4, to regulate the moulding angle of extruding shower nozzle 6 by this angle-adjusting mechanism, make moulding shower nozzle keep one and well extrude spray angle, improve Forming Quality.
The structural design of the polar-coordinate digital-control fusion sediment rapidform machine that the utility model provides is ingenious, reasonable, adopt polar coordinate mode to process, and be combined with slewing equipment 3 and realize gyration, effectively remain on feed speed in straight line, curvilinear motion evenly, reach extruded material continuity in deposition process, shaping speed is fast, effective; And compact overall structure, easy to operate, job stability is high.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change and revise above-mentioned embodiment.Therefore, the utility model is not limited to above-mentioned detailed description of the invention, and any apparent improvement, replacement or modification that every those skilled in the art have done on basis of the present utility model all belong to protection domain of the present utility model.In addition,, although used some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model.As described in the utility model above-described embodiment, adopt structure same or analogous with it and other shaping structures machine and forming method of obtaining, all in the utility model protection domain.
Claims (7)
1. a polar-coordinate digital-control fusion sediment rapidform machine, it comprises bracing frame, it is characterized in that: it also comprises transverse moving device, slewing equipment, lifting device, lateral adjustment device and extrude shower nozzle, described transverse moving device is horizontally installed on support frame as described above, described slewing equipment is arranged on transverse moving device, and be subject to the driving of this transverse moving device to do transverse movement, described lifting device is arranged on slewing equipment, and rotated by the driving of this slewing equipment, described lateral adjustment device is arranged on lifting device, and the relative lateral adjustment device of the driving that is subject to this lifting device is done elevating movement, the described shower nozzle of extruding is arranged in lateral adjustment device, and the rotation that is subject to the relative slewing equipment of driving of this lateral adjustment device is drawn close or away from motion.
2. polar-coordinate digital-control fusion sediment rapidform machine according to claim 1, it is characterized in that, described transverse moving device comprises cross slide way, transverse slider, horizontal drive motor, synchronous cross band and synchronous cross wheel, described cross slide way is horizontally installed on the top of support frame as described above, one end position of the corresponding cross slide way of described synchronous cross band arranges on support frame as described above, the other end position of the corresponding cross slide way of described horizontal drive motor arranges on support frame as described above, the driving shaft of this horizontal drive motor is provided with driving pulley, this driving pulley is connected with synchronous cross wheel by described synchronous cross band, described transverse slider is movably arranged on cross slide way, and be connected with described synchronous cross band.
3. polar-coordinate digital-control fusion sediment rapidform machine according to claim 2, it is characterized in that, described slewing equipment comprises electric rotating machine, fixed head, connection rotating shaft, bearing block, ring flange, cog belt, profile of tooth driving pulley and profile of tooth driven pulley, described bearing block is arranged on a side of described fixed head, the upper end of described connection rotating shaft is arranged on described bearing block by bearing assembly, described fixed head is run through in lower end, and be provided with described profile of tooth driven pulley, described electric rotating machine is arranged on the opposite side of described fixed head, and the driving shaft of this electric rotating machine runs through described fixed head, and be provided with described profile of tooth driving pulley, this profile of tooth driving pulley is connected with profile of tooth driven pulley by described cog belt, described ring flange is fixedly installed on bearing block upper end, described transverse slider is fixedly installed on this ring flange.
4. polar-coordinate digital-control fusion sediment rapidform machine according to claim 3, it is characterized in that, on the upper end of described connection rotating shaft, be provided with successively first step and second step by order from top to bottom, wherein first step is suitable by taper roll bearing and described bearing block, and second step is suitable by thrust ball bearing and described bearing block.
5. polar-coordinate digital-control fusion sediment rapidform machine according to claim 3, it is characterized in that, described lifting device comprises lifting motor, lead rail axis, enhancing screw, laterally fixed mount, upper swivel plate and lower swivel plate, described upper swivel plate is connected with the lower end of described connection rotating shaft, described lower swivel plate by lead rail axis interval be horizontally set on upper swivel plate under position, described lifting motor is arranged on the bottom surface of described lower swivel plate, and the driving shaft of this lifting motor runs through this lower swivel plate, and be connected with the lower end of described enhancing screw, extend vertically upward the upper end of this enhancing screw, and be movably arranged on described upper swivel plate by an axis hole, described horizontal fixed mount is movably arranged in lead rail axis, and be connected with described enhancing screw by screw rodb base.
6. polar-coordinate digital-control fusion sediment rapidform machine according to claim 5, it is characterized in that, described lateral adjustment device comprises two groups of transverse shifting groups that are symmetricly set on described horizontal fixed mount, this transverse shifting group comprises adjusting motor, transverse movement frame, cross lead screw and with the suitable transverse wire pole socket of this cross lead screw, described transverse movement frame is movably arranged on horizontal fixed mount by slide rail, described transverse wire pole socket is arranged on this transverse movement frame, described adjusting motor is fixedly installed on described horizontal fixed mount, described cross lead screw one end is connected with the driving shaft of this adjusting motor, the other end screws in described transverse wire pole socket.
7. polar-coordinate digital-control fusion sediment rapidform machine according to claim 1, is characterized in that, described in extrude shower nozzle one end be arranged on the lower end of described transverse movement frame by holder, after other end horizontal-extending certain distance, be then tilted to downward-extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080133.XU CN203752532U (en) | 2014-02-25 | 2014-02-25 | Polar-coordinate numerically controlled fused deposition rapid prototyping (RP) machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420080133.XU CN203752532U (en) | 2014-02-25 | 2014-02-25 | Polar-coordinate numerically controlled fused deposition rapid prototyping (RP) machine |
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| CN203752532U true CN203752532U (en) | 2014-08-06 |
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| CN201420080133.XU Expired - Fee Related CN203752532U (en) | 2014-02-25 | 2014-02-25 | Polar-coordinate numerically controlled fused deposition rapid prototyping (RP) machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786345A (en) * | 2014-02-25 | 2014-05-14 | 新疆大学 | Polar coordinate numerical control fused deposition rapid prototyping machine and prototyping method thereof |
| CN104999668A (en) * | 2015-06-25 | 2015-10-28 | 浙江大学 | Rotary type tubular tissue biological 3D printing device and method thereof |
| CN105014977A (en) * | 2015-08-24 | 2015-11-04 | 枣庄市盘古精密机械科技有限公司 | Self-material-returning 3-dimensional printer |
| CN105690770A (en) * | 2016-03-24 | 2016-06-22 | 芜湖哈特机器人产业技术研究院有限公司 | Cross beam type polar coordinate 3D printer |
| CN107932900A (en) * | 2017-09-26 | 2018-04-20 | 芜湖天梦信息科技有限公司 | A kind of laser tunable arrangement for the 3D printing for applying to make cylinder |
-
2014
- 2014-02-25 CN CN201420080133.XU patent/CN203752532U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786345A (en) * | 2014-02-25 | 2014-05-14 | 新疆大学 | Polar coordinate numerical control fused deposition rapid prototyping machine and prototyping method thereof |
| CN103786345B (en) * | 2014-02-25 | 2019-04-02 | 新疆大学 | Polar-coordinate digital-control fusion sediment rapidform machine and its forming method |
| CN104999668A (en) * | 2015-06-25 | 2015-10-28 | 浙江大学 | Rotary type tubular tissue biological 3D printing device and method thereof |
| CN105014977A (en) * | 2015-08-24 | 2015-11-04 | 枣庄市盘古精密机械科技有限公司 | Self-material-returning 3-dimensional printer |
| CN105690770A (en) * | 2016-03-24 | 2016-06-22 | 芜湖哈特机器人产业技术研究院有限公司 | Cross beam type polar coordinate 3D printer |
| CN107932900A (en) * | 2017-09-26 | 2018-04-20 | 芜湖天梦信息科技有限公司 | A kind of laser tunable arrangement for the 3D printing for applying to make cylinder |
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Granted publication date: 20140806 Termination date: 20150225 |
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