CN107139465B - Three-dimensional printer and assembly method thereof - Google Patents
Three-dimensional printer and assembly method thereof Download PDFInfo
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- CN107139465B CN107139465B CN201710500716.1A CN201710500716A CN107139465B CN 107139465 B CN107139465 B CN 107139465B CN 201710500716 A CN201710500716 A CN 201710500716A CN 107139465 B CN107139465 B CN 107139465B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The invention provides a three-dimensional printer and an assembly method thereof, wherein the assembly method comprises the steps of fixedly connecting three groups of lower supports with a base module; fixedly connecting the guide rail with the lower support; fixedly connecting the guide rail with the upper support; fixedly connecting the top seat module with the three groups of upper supports; connecting the pulley with the guide rail; connecting the transmission belt with the upper support and the lower support; connecting a driving motor with a driving belt; connecting the printing module with the three groups of pulley devices; connecting the wire extrusion motor, the main control circuit board and the top seat module; and the main control circuit board is electrically connected with the wire extrusion motor, the printing module and the driving motor respectively. The three-dimensional printer has the advantages of simple structure, simplicity and convenience in installation and convenience in maintenance, and the assembly method has the advantage of simplicity and convenience in installation.
Description
Technical Field
The invention relates to the technical field of printing, in particular to a three-dimensional printer and an assembly method thereof.
Background
The 3D printing is a rapid prototyping manufacturing technology, is a technology for constructing objects by using powdery metal or plastic and other bondable materials based on digital model files in a layer-by-layer printing mode, and is a great breakthrough in the manufacturing technical field. The method can overcome the special structural obstacle which cannot be realized by the traditional mechanical processing, can realize the simplified production of any complex structural component, and can automatically, directly and accurately convert the design idea from a digital model to a model or a device with a certain function.
While 3D printers are one type of machine that implements rapid prototyping techniques, currently, the types of 3D printers include Fused Deposition (FDM), photo-curing prototyping (SL), selective Laser Sintering (SLs), and layered solid fabrication (LOM), among others, and among others, 3D printers of Fused Deposition (FDM) type are most common, and currently, there are two popular motion control schemes for such 3D printers including xyz cartesian coordinate system structures and Delta parallel arm structures. At present, the assembly process of the 3D printer with the cartesian coordinate system structure or the 3D printer with the parallel arm structure is complex, and the fixed connection between all the components is required to be realized through a plurality of bolts, even through riveting, gluing and the like, and the problems of the connection modes are that:
first, the dismouting is inconvenient, is unfavorable for workshop staff to assemble 3D printer to the installation procedure is many, and spare part is many, makes assembly efficiency low, and the circumstances that the bolt at certain position was neglected loading appears easily in the assembly process.
Secondly, the structure of the existing 3D printer determines that the 3D printer can leave the factory after the installation of the whole machine is required to be completed, so that when a certain part of a product fails, a user cannot disassemble, replace and maintain the product by himself, and the whole 3D printer needs to be sent back to a manufacturer for after-sales treatment, so that the maintenance cost is high.
Third, the structure of current 3D printer makes the user unable to assemble the product by oneself, lacks DIY's consumer market, is unfavorable for improving user's experience and feels.
Disclosure of Invention
In order to solve the above problems, a main object of the present invention is to provide a method for assembling a three-dimensional printer with simple installation.
Another object of the present invention is to provide a three-dimensional printer that is simple in structure, easy to install and convenient to maintain.
In order to achieve the main purpose of the invention, the invention provides an assembly method of a three-dimensional printer, the three-dimensional printer comprises a base module, a footstock module, three groups of guide devices, a printing module, a wire extrusion motor and a main control circuit board, wherein each group of guide devices comprises an upper support, a lower support, a transmission belt, a guide rail, a pulley and a driving motor, the driving motor is used for driving the transmission belt to move, and the three groups of lower supports are fixedly connected with the base module; fixedly connecting the guide rail with the lower support; connecting the pulley with the guide rail; connecting the printing module with the three groups of pulleys; fixedly connecting the top seat module with the three groups of upper supports; fixedly connecting the guide rail with the upper support; connecting the transmission belt with the upper support and the lower support; connecting the wire extrusion motor, the main control circuit board and the top seat module; and the main control circuit board is electrically connected with the wire extrusion motor, the printing module and the driving motor respectively.
From the above, the three-dimensional printer is modularized, so that the structure is simpler, the three-dimensional printer is more convenient for processing in workshops, the production efficiency can be effectively improved, and the assembly method provided by the invention can simplify the installation of the three-dimensional printer and is more convenient for workshop workers to assemble the three-dimensional printer. Meanwhile, the assembly method of the three-dimensional printer can reduce the risk of missing parts, reduce the usage amount of bolts to the greatest extent, improve the quality and stability of products, and in addition, when one part of the three-dimensional printer breaks down, a user can disassemble and assemble the three-dimensional printer by himself, so that the user can maintain the three-dimensional printer by himself or send the broken part back to a manufacturer for maintenance treatment without sending the whole three-dimensional printer back to the manufacturer, and the maintenance cost of the three-dimensional printer is reduced.
Further scheme is, print the module including printing head, three support arms and three connecting blocks of group, the both ends of a set of support arm are articulated with printing head, a set of connecting block respectively, and the connecting block is provided with the arch, is provided with the latch on the arch, and the coaster is provided with the recess towards the one side of print the module, and the step of being connected print the module and three sets of coasters includes: the protrusions of each group of connecting blocks are inserted into the grooves, and the clamping teeth are fixedly meshed with the belt teeth of the transmission belt.
From the above, can realize the quick-operation of support arm and guider's coaster through the connecting block to realize the fixed connection of connecting block and coaster, coaster and drive belt through the latch on the connecting block, simplified the step of being connected of print module and guider, removed the loaded down with trivial details operation that needs to fix connecting block and coaster through the bolt from, make to carry out dismouting and maintenance more convenient between print module and the guider.
Still further, the undersetting is provided with first blind groove, and the bottom of first blind groove is provided with first locating hole, and base module is provided with three first locating hole groups of group along the circumference of base module uniformly, and the perisporium of base module is provided with three first stopper groups of group along circumference uniformly, and a set of first stopper group sets up with a set of first locating hole group correspondence, with three undersetting and base module fixed connection's step includes: the base module is respectively embedded in first blind grooves of the three groups of lower supports, a group of first positioning holes are matched and connected with a group of first limiting blocks, and the three groups of lower supports and the base module are fixed; the step of fixedly connecting the guide rail with the lower support comprises the following steps: the first end of a group of guide rails passes through a group of first positioning holes and a group of lower supports, and the guide rails are fixedly connected with the lower supports.
From above, through inlaying the base module in the first blind groove of lower carriage to make first locating hole and first stopper carry out the cooperation and be connected, can realize the quick assembly and the location between lower carriage and the base module, and pass first locating hole group and the lower carriage with the first end of guide rail, can realize the quick assembly and the location to the guide rail, and realize the preliminary fixed to lower carriage and base module.
Still further scheme is, the upper bracket is provided with the second blind groove, and the bottom in second blind groove is provided with the second locating hole, and the footstock module is provided with three group's second locating hole group along circumference evenly, and the perisporium of footstock module is provided with three group's second stopper along circumference evenly, and a set of second stopper sets up with a set of second locating hole group correspondence, with guide rail and upper bracket fixed connection's step includes: the second end of a group of guide rails passes through a group of second positioning hole groups and a group of upper supports, and the guide rails are fixedly connected with the upper supports; the step of fixedly connecting the footstock module with the three groups of upper supports comprises the following steps: the top seat modules are respectively embedded in the second blind grooves of the three groups of upper supports, and a group of second positioning holes are matched and connected with a group of second limiting blocks to fix the three groups of upper supports and the top seat modules.
In a further scheme, the step of connecting the transmission belt with the upper support and the lower support comprises the following steps: the two ends of the driving belt are respectively sleeved on the belt wheels of the upper support and the lower support, and the tension of the driving belt is adjusted.
From the above, through inlaying the second blind groove of footstock module dress in the upper bracket to make second locating hole and second stopper carry out the cooperation and be connected, can realize the quick group equipment and the location between upper bracket and the footstock module, and pass second end of guide rail and second locating hole group and upper bracket, can realize the quick equipment and the location to the guide rail, and be the preliminary fixed to upper bracket and footstock module.
In order to achieve another object of the present invention, the present invention provides a three-dimensional printer, wherein the three-dimensional printer comprises a base module, a top seat module, three sets of guide devices, a printing module, a wire extrusion motor and a main control circuit board, wherein the middle part of the base module is provided with a printing platform, the base module is uniformly provided with three sets of first positioning hole sets along the circumference of the base module, the top seat module and the base module are coaxially arranged, the top seat module is uniformly provided with three sets of second positioning hole sets along the circumference, one set of second positioning hole sets is oppositely arranged with one set of first positioning hole sets, each set of guide devices comprises an upper support, a lower support, a driving belt, a guide rail, a pulley and a driving motor, the upper support is detachably connected with the top seat module, the upper support is arranged at one set of second positioning hole sets, the lower support is detachably connected with the base module, and the lower support is arranged at one set of first positioning hole sets, the two ends of the driving belt are respectively connected with the upper support and the lower support, the driving motor is used for driving the driving belt to move, the first end of the guide rail passes through a group of first positioning hole groups to be connected with the lower support, the second end of the guide rail passes through a group of second positioning hole groups to be connected with the upper support, the pulley is slidably connected with the guide rail along the extending direction of the guide rail, a groove is arranged on one surface of the pulley facing the printing platform, the printing module comprises a printing head, three groups of support arms and three groups of connecting blocks, each group of connecting blocks comprises a first connecting part and a second connecting part, the first connecting part is hinged with the first end of one group of support arms, the second connecting part is provided with a bulge towards the pulley in an extending way, the bulge is provided with a latch, the connecting block is detachably connected with the pulley through the bulge and is fixedly meshed with the belt teeth of the driving belt, the second end of the support arm is hinged with the printing head, the wire extruding motor is detachably connected with the top seat module, a guide pipe is arranged between the wire extrusion motor and the printing head, a main control circuit board is arranged on the footstock module, and the main control circuit board is respectively and electrically connected with the printing head and the wire extrusion motor.
From the above, through setting up and structural design to three-dimensional printer for each main part of three-dimensional printer all carries out the modularization, thereby make three-dimensional printer's mechanism simpler, be convenient for the workshop more and process each part, can effectually improve production efficiency, and each part after the modularization is assembled more portably, the workshop workman of being convenient for more assembles each part. Meanwhile, the modularized three-dimensional machine can simplify the assembly process, reduce the risk of missing parts, reduce the usage amount of bolts to the greatest extent, and improve the quality and stability of products. In addition, when a certain part of the three-dimensional printer fails, the user can disassemble and assemble the three-dimensional printer by himself, so that the user can maintain the three-dimensional printer by himself or send the failed part back to a manufacturer for maintenance treatment, the whole three-dimensional printer does not need to be sent back to the manufacturer, and the maintenance cost of the three-dimensional printer is reduced.
The further scheme is that one face of the lower support towards the base module is provided with a first blind groove, the bottom of the first blind groove is provided with first locating holes, the peripheral wall of the base module is uniformly provided with three groups of first limiting blocks along the circumferential direction, one group of first limiting blocks is correspondingly arranged with one group of first locating holes, the lower support is sleeved on the base module through the first blind groove, and the first locating holes are matched and connected with one group of first limiting blocks.
From above, through inlaying the base module in the first blind groove of lower carriage to make first locating hole and first stopper carry out the cooperation and be connected, can realize the quick assembly and the location between lower carriage and the base module, and pass first locating hole group and the lower carriage with the first end of guide rail, can realize the quick assembly and the location to the guide rail, and realize the preliminary fixed to lower carriage and base module.
Still further, the one side of upper bracket towards footstock module is provided with the blind groove of second, and the bottom in the blind groove of second is provided with the second locating hole, and the perisporium of footstock module is provided with three second stopper of group evenly along circumference, and a set of second stopper sets up correspondingly with a set of second locating hole group, and the upper bracket passes through the blind groove suit of second on the footstock module, and the second locating hole is connected with a set of second stopper cooperation.
From the above, through inlaying the second blind groove of footstock module dress in the upper bracket to make second locating hole and second stopper carry out the cooperation and be connected, can realize the quick group equipment and the location between upper bracket and the footstock module, and pass second end of guide rail and second locating hole group and upper bracket, can realize the quick equipment and the location to the guide rail, and be the preliminary fixed to upper bracket and footstock module.
Still further scheme is, the upper bracket still is provided with micro-gap switch, and micro-gap switch is connected with main control circuit board electricity, and micro-gap switch's trigger portion sets up towards the coaster.
From the above, the micro switch is arranged to detect the displacement critical point of the pulley, so that the three-dimensional printer can judge the initial position of the pulley.
Drawings
Fig. 1 is a block diagram of an embodiment of a three-dimensional printer of the present invention.
Fig. 2 is a block diagram of an embodiment of a three-dimensional printer according to the present invention from another perspective.
Fig. 3 is an exploded view of a first omitted partial assembly of an embodiment of the three-dimensional printer of the present invention.
Fig. 4 is an exploded view of a second omitted partial assembly of an embodiment of the three-dimensional printer of the present invention.
Fig. 5 is an exploded view of a third omitted portion of an embodiment of a three-dimensional printer of the present invention.
Fig. 6 is an enlarged view at a in fig. 5.
Fig. 7 is a first partial cross-sectional view of a guide of an embodiment of a three-dimensional printer of the present invention.
Fig. 8 is a second partial cross-sectional view of a guide of an embodiment of a three-dimensional printer of the present invention.
Fig. 9 is an exploded view of an embodiment of the three-dimensional printer of the present invention.
The invention is further described below with reference to the drawings and examples.
Detailed Description
Three-dimensional printer embodiment:
referring to fig. 1 and 2, the three-dimensional printer 1 includes a base module 2, a top seat module 3, three sets of guide devices 4, a printing module 5, a wire extrusion motor 6, and a main control circuit board 7.
Referring to fig. 3, a printing platform 21 is provided at the middle of the base module 2, and an elastic member is provided between the printing platform 21 and the body of the base module 2. The base module 2 is uniformly provided with three sets of first positioning hole groups 22 along the circumferential direction of the base module 2, and in addition, the peripheral wall of the base module 2 is uniformly provided with three sets of first stopper blocks 221 along the circumferential direction of the base module 2, and one set of first stopper blocks 221 is provided corresponding to one set of first positioning hole groups 22.
Referring to fig. 4 to 9, in combination with fig. 2, the footstock module 3 is coaxially disposed with the base module 2, and the footstock module 3 is uniformly provided with three sets of second positioning hole sets 31 along the circumferential direction of the base module 2, one set of second positioning hole sets 31 being disposed opposite to one set of first positioning hole sets 22, i.e., one positioning hole of one set of first positioning hole sets 22 being coaxially disposed with one positioning hole of the corresponding set of second positioning hole sets 31. In addition, the peripheral wall of the top seat module 3 is uniformly provided with three sets of second stoppers 311 along the circumferential direction of the base module 2, and one set of second stoppers 311 is provided corresponding to one set of second positioning hole sets 31.
The three groups of guiding devices 4 are uniformly arranged along the circumferential direction of the base module 2, and the three groups of guiding devices 4 are respectively connected with the base module 2 and the top seat module 3. Specifically, each set of guides 4 includes an upper support 41, a lower support 42, a belt 43, a rail 44, a sled 45, and a drive motor 46.
Wherein, the upper support 41 is detachably connected with the footstock module 3, and the upper support 41 is arranged at a group of second positioning hole groups 31. Specifically, the upper holder 41 is provided with a second blind slot 411 at a side facing the top holder module 3, and a second positioning hole 412 is provided at the bottom of the second blind slot 411. In addition, a blind hole group 414 is disposed on a surface of the upper support 41 facing the base module 2, blind holes of the blind hole group 414 are disposed along the extending direction of the guide rail 44, and blind holes of the blind hole group 414 penetrate the second blind slot 411. The surface of the upper support 41 facing the base module 2 is also provided with a micro switch 413, the micro switch 413 is electrically connected with the main control circuit board 7, and a triggering part of the micro switch 413 is arranged facing the pulley 45. The upper support 41 is sleeved on the top seat module 3 through a second blind slot 411, and a second locating hole 412 at the bottom of the second blind slot 411 is connected with a group of second limiting blocks 221 on the top seat module 3 in a matched mode, so that the upper support 41 and the top seat module 3 are located. The upper support 41 is also provided with a pulley 415, the pulley 415 being located on the side of the microswitch 413 remote from the trolley 45.
The lower support 42 is detachably connected with the base module 2, and the lower support 42 is provided at the set of first positioning hole sets 31. Specifically, a first blind groove 421 is provided on a side of the lower support 42 facing the base module 2, and a first positioning hole 422 is provided at a bottom of the first blind groove 421. In addition, a blind hole group 423 is disposed on a surface of the lower support 42 facing the top seat module 3, blind holes of the blind hole group 423 are disposed along an extending direction of the guide rail 44, and blind holes of the blind hole group 423 penetrate through the first blind groove 421. The lower support 42 is provided with a pulley seat 424, the pulley seat 424 is mounted on a face of the lower support 42 facing the footstock module 3, a pulley 425 is provided on the pulley seat 424, and the pulley 425 is disposed opposite to the pulley 415. The lower support 42 is sleeved on the base module 2 through a first blind groove 421, and a first positioning hole 422 at the bottom of the first blind groove 421 is connected with a group of second limiting blocks 311 on the base module 3 in a matched mode, so that positioning between the lower support 42 and the base module 3 is achieved.
The first end of the guide rail 44 is connected to the lower support 42 through a set of first positioning holes 22 of the base module 2, and the second end of the guide rail 44 is connected to the upper support 41 through a set of second positioning holes 31 disposed opposite to the first positioning holes 22. Further, the carriage 45 is slidably connected to the guide rail 44 along the extending direction of the guide rail 44, and furthermore, a groove 451 is provided on a surface of the carriage 45 facing the printing platform 21. The driving belt 43 passes through the pulley 45 and passes through the groove 451, two ends of the driving belt 43 are respectively connected with the belt pulley 415 of the upper support 41 and the belt pulley 425 of the lower support 42, a driving shaft of the driving motor 46 is fixedly connected with the belt pulley 415 of the upper support 41, the driving motor 46 is used for driving the driving belt 43 to move through the belt pulley 415, and the driving motor 46 is fixedly connected with the upper support 41.
The printing module 5 includes a print head 51, three sets of arms 52, and three sets of connection blocks 53, wherein each set of connection blocks 53 includes a first connection portion 531 and a second connection portion 532 connected to the first connection portion 531, the first connection portion 531 is hinged to a first end of one set of arms 52, and a second end of the set of arms 52 is connected to the print head 51, and further, the three sets of arms 52 are uniformly arranged along a circumferential direction of the base module 2. The second connection portion 532 is provided with a projection 533 extending toward the sled 45, and the projection 533 is provided with a latch 534. When the connection block 53 is connected with the set of pulleys 45, the connection block 53 is detachably connected with the pulleys 45 through the protrusions 533, and the latch 534 on the protrusions 533 passes through the grooves 451 to be fixedly engaged with the belt teeth of the transmission belt 43, and the fixed connection of the pulleys 45 and the transmission belt 43 is realized.
The wire extrusion motor 6 is detachably connected with the footstock module 3, and a conduit 61 is arranged between the wire extrusion motor 6 and the printing head 51, and the conduit 61 is used for guiding printing materials and preventing the printing materials from being blocked and broken in the printing process of the three-dimensional printer 1. The main control circuit board 7 is arranged on the top seat module 3, the main control circuit board 7 is respectively and electrically connected with the printing head 51, the wire extrusion motor 6, the driving motor 46 and the micro switch 413, and the main control circuit board 7 is used for acquiring three-dimensional printing data and coordinating and controlling the printing head 51, the wire extrusion motor 6 and the driving motor 46 to perform printing operation according to the three-dimensional printing data.
By the scheme, through setting up and structural design to three-dimensional printer for each main part of three-dimensional printer all carries out the modularization, thereby makes three-dimensional printer's mechanism simpler, and the workshop of being convenient for more processes each part, can effectually improve production efficiency, and, each part after the modularization is assembled more portably, and the workshop workman of being convenient for more assembles each part. Meanwhile, the modularized three-dimensional machine can simplify the assembly process, reduce the risk of missing parts, reduce the usage amount of bolts to the greatest extent, and improve the quality and stability of products. In addition, this three-dimensional machine can make when a certain spare part of self breaks down, and the user can dismantle and assemble three-dimensional printer by oneself, and the user of being convenient for maintains three-dimensional printer by oneself, perhaps makes the user send back to the manufacturer only a certain spare part that breaks down and carries out maintenance processing, and need not send back whole three-dimensional printer to the manufacturer, has reduced three-dimensional printer's maintenance cost, and this three-dimensional printer has simple structure, simple installation and the advantage of being convenient for maintain.
Three-dimensional printer assembly method embodiment:
referring to fig. 2 to 9, the three-dimensional printer assembly method of the present invention is an assembly method for assembling the three-dimensional printer 1 of the above embodiment, the three-dimensional printer assembly method including:
fixedly connecting the three groups of lower supports with the base module:
as shown in fig. 3, the base module 2 is respectively embedded in the first blind grooves 421 of the three groups of the lower supports 42, and the group of lower supports 42 are positioned at the group of first positioning holes 22, and in addition, the group of first limiting blocks 221 of the base module 2 are matched and connected with the first positioning holes 422 at the bottom of the first blind grooves 421 of the group of lower supports 42.
Fixedly connecting the guide rail with the lower support:
as shown in fig. 4, the first end of the guide rail 44 is passed through the blind holes of the blind hole group 423 of the lower support 42, the first positioning hole group 22 of the base module 2, the positioning between the guide rail 44, the lower support 42 and the base module 2 is achieved, and then the guide rail is fixed by passing bolts through the through holes 426, and the lower support 42 and the base module 2 are fixed by passing bolts through the through holes 427. The connection of the three sets of lower brackets 42 and the three sets of guide rails 44 is completed.
Connecting the pulley with the guide rail:
as shown in fig. 5, the carriage 45 of each set of guide means 4 is slidably connected to the guide rail 44 in the extending direction of the guide rail 44 even if the linear bearings in the carriage 45 are connected to the guide rail, and the side of the carriage 45 provided with the grooves 451 is disposed toward the printing module 5.
Connecting the printing module with three groups of pulleys:
as shown in fig. 6 and 7, and referring to fig. 5, the three sets of connection blocks 53 of the printing module 5 are respectively connected with the pulleys 45 of the three sets of guiding devices 4, specifically, the protrusions 533 of the second connection parts 532 of each set of connection blocks 53 are inserted into the grooves 451 of the corresponding set of pulleys 45, and the latch 534 on the protrusions 533 of the connection blocks 532 is fixedly engaged with the belt teeth on the belt 43 passing through the pulleys 45, so that the connection blocks 53 and the pulleys 45 are fixed, and the pulleys 45 and the belt 43 are fixed.
Fixedly connecting the footstock module with three groups of upper supports:
as shown in fig. 9, the top seat module 3 is respectively embedded in the second blind slots 411 of the three groups of upper seats 41, and the group of upper seats 41 is located at the group of second positioning holes 31, in addition, the group of second limiting blocks 311 of the top seat module 3 are matched and connected with the second positioning holes 412 at the bottom of the second blind slots 411 of the group of upper seats 41, and the upper seats 41 and the top seat module 3 are fixed by bolts 416.
Fixedly connecting the guide rail with the upper support:
the second end of the guide rail 44 passes through the blind holes of the blind hole group 413 of the upper support 41, and the second positioning hole group 313 of the top seat module 3, so that the guide rail 44, the upper support 41 and the top seat module 3 are positioned, and then the guide rail 44 and the upper support 41 are fixed by bolts. The connection of the three sets of upper holders 41 and the three sets of guide rails 44 is completed.
Connecting the transmission belt with the upper support and the lower support:
as shown in fig. 8, and in combination with fig. 2, two ends of the driving belt 43 are respectively sleeved on the belt pulley 415 of the upper support 41 and the belt pulley 425 of the lower support 42, and the tension of the driving belt 43 is adjusted, so that the reliability of driving the driving belt by the driving motor 46 is ensured.
Connecting the wire extrusion motor, the main control circuit board and the top seat module:
the wire extrusion motor 6 and the main control circuit board 7 are mounted on the top base module 3, and a conduit 61 is connected between the input end of the print head 51 and the extrusion end of the wire extrusion motor 6.
The method comprises the following steps of electrically connecting a main control circuit board with a wire extrusion motor, a printing module and a driving motor respectively:
the driving motor 46, the printing head 51 and the wire extrusion motor 61 are electrically connected with the main control circuit board 7, and the three groups of pulleys 45 are respectively moved to the positions of the three groups of upper supports 41, so that the three groups of pulleys 45 are respectively adjacent to the triggering parts of the three groups of micro switches 413.
According to the scheme, the assembly method of the three-dimensional printer can enable the installation of the three-dimensional printer to be simpler and more convenient, and is more convenient for workshop workers to assemble the three-dimensional printer. Meanwhile, the assembly method of the three-dimensional printer can reduce the risk of missing parts, reduce the usage amount of bolts to the greatest extent, improve the quality and stability of products, and in addition, when one part of the three-dimensional printer breaks down, a user can disassemble and assemble the three-dimensional printer by himself, so that the user can maintain the three-dimensional printer by himself or send the broken part back to a manufacturer for maintenance treatment without sending the whole three-dimensional printer back to the manufacturer, and the maintenance cost of the three-dimensional printer is reduced. The assembling method has the advantage of simple and convenient installation.
Finally, it should be emphasized that the foregoing description is merely illustrative of the preferred embodiments of the invention, and that various changes and modifications can be made by those skilled in the art without departing from the spirit and principles of the invention, and any such modifications, equivalents, improvements, etc. are intended to be included within the scope of the invention.
Claims (8)
1. The assembly method of the three-dimensional printer comprises a base module, a top seat module, three groups of guide devices, a printing module, a wire extrusion motor and a main control circuit board;
each group of guide device comprises an upper support, a lower support, a transmission belt, a guide rail, a pulley and a driving motor, wherein the driving motor is used for driving the transmission belt to move;
the method is characterized in that:
the assembly method comprises the following steps:
fixedly connecting the three groups of lower supports with the base module;
fixedly connecting the guide rail with the lower support;
connecting the pulley with the guide rail;
connecting the printing module with three groups of pulleys;
fixedly connecting the footstock module with three groups of upper supports;
fixedly connecting the guide rail with the upper support;
connecting the transmission belt with the upper support and the lower support;
connecting the wire extruding motor, the main control circuit board and the top seat module;
the main control circuit board is electrically connected with the wire extrusion motor, the printing module and the driving motor respectively;
the printing module comprises a printing head, three groups of support arms and three groups of connecting blocks, wherein two ends of one group of support arms are respectively hinged with the printing head and one group of connecting blocks, the connecting blocks are provided with bulges, and the bulges are provided with clamping teeth;
a groove is formed in one surface of the pulley, facing the printing module;
the step of connecting the printing module with three sets of pulleys comprises: the protrusions of each group of connecting blocks are inserted into the grooves, and the clamping teeth are fixedly meshed with the belt teeth of the driving belt.
2. The method of assembly of claim 1, wherein:
the lower support is provided with a first blind groove, and the bottom of the first blind groove is provided with a first positioning hole;
the base module is uniformly provided with three groups of first positioning hole groups along the circumferential direction of the base module, the peripheral wall of the base module is uniformly provided with three groups of first limiting blocks along the circumferential direction, and one group of first limiting blocks is correspondingly arranged with one group of first positioning hole groups;
the step of fixedly connecting the three groups of the lower supports with the base module comprises the following steps: the base modules are respectively embedded in the first blind grooves of the three groups of lower supports, one group of first positioning holes are matched and connected with one group of first limiting blocks, and the three groups of lower supports and the base modules are fixed;
the step of fixedly connecting the guide rail with the lower support comprises the following steps: and enabling the first end of the guide rail to pass through the first positioning hole group and the lower support, and enabling the guide rail to be fixedly connected with the lower support.
3. The method of assembly of claim 2, wherein:
the upper support is provided with a second blind groove, and the bottom of the second blind groove is provided with a second positioning hole;
three groups of second positioning hole groups are uniformly arranged on the top seat module along the circumferential direction, three groups of second limiting blocks are uniformly arranged on the peripheral wall of the top seat module along the circumferential direction, and one group of second limiting blocks is correspondingly arranged with one group of second positioning hole groups;
the step of fixedly connecting the guide rail with the upper support comprises the following steps: the second end of a group of guide rails passes through a group of second positioning hole groups and a group of upper supports, and the guide rails are fixedly connected with the upper supports;
the step of fixedly connecting the footstock module with the three groups of upper supports comprises the following steps: the top seat modules are respectively embedded in the second blind grooves of the three groups of upper supports, one group of second positioning holes are matched and connected with one group of second limiting blocks, and the three groups of upper supports and the top seat modules are fixed.
4. A method of assembling according to any one of claims 1 to 3, wherein:
the step of connecting the transmission belt with the upper support and the lower support comprises the following steps: and sleeving two ends of the transmission belt on belt wheels of the upper support and the lower support respectively, and adjusting the tension of the transmission belt.
5. A three-dimensional printer, comprising:
the printing device comprises a base module, wherein a printing platform is arranged in the middle of the base module, and three first positioning hole groups are uniformly arranged in the base module along the circumferential direction of the base module;
the top seat module is coaxially arranged with the base module, three groups of second positioning hole groups are uniformly arranged on the top seat module along the circumferential direction, and one group of second positioning hole groups are oppositely arranged with one group of first positioning hole groups;
the three groups of guide devices comprise an upper support, a lower support, a transmission belt, a guide rail, a pulley and a driving motor, wherein the upper support is detachably connected with the footstock module, the upper support is arranged at a group of second positioning hole groups, the lower support is detachably connected with the base module, the lower support is arranged at a group of first positioning hole groups, two ends of the transmission belt are respectively connected with the upper support and the lower support, the driving motor is used for driving the transmission belt to move, a first end of the guide rail passes through a group of first positioning hole groups and is connected with the lower support, a second end of the guide rail passes through a group of second positioning hole groups and is connected with the upper support, the pulley is slidably connected with the guide rail along the extending direction of the guide rail, and a groove is formed in one surface of the pulley facing the printing platform;
the printing module comprises a printing head, three groups of support arms and three groups of connecting blocks, each group of connecting blocks comprises a first connecting part and a second connecting part, the first connecting parts are hinged with the first ends of one group of support arms, the second connecting parts are provided with protrusions extending towards the pulley, the protrusions are provided with clamping teeth, the connecting blocks are detachably connected with the pulley through the protrusions, the clamping teeth penetrate through the grooves and are fixedly meshed with the belt teeth of the transmission belt, and the second ends of the support arms are hinged with the printing head;
the wire extruding motor is detachably connected with the footstock module, and a conduit is arranged between the wire extruding motor and the printing head;
the main control circuit board is arranged on the footstock module and is electrically connected with the printing head and the wire extrusion motor respectively.
6. The three-dimensional printer according to claim 5, wherein:
a first blind groove is formed in one surface, facing the base module, of the lower support, and a first positioning hole is formed in the bottom of the first blind groove;
the peripheral wall of base module is followed circumference is provided with three sets of first stopper uniformly, a set of first stopper with a set of first locating hole group corresponds the setting, the lower support passes through first blind groove suit is in on the base module, just first locating hole with a set of first stopper cooperation is connected.
7. The three-dimensional printer according to claim 6, wherein:
a second blind groove is formed in one surface, facing the top seat module, of the upper support, and a second positioning hole is formed in the bottom of the second blind groove;
the peripheral wall of footstock module is followed circumference is provided with three sets of second stopper uniformly, a set of second stopper with a set of second locating hole group corresponds the setting, the upper bracket passes through the second blind groove suit is in on the footstock module, just the second locating hole is connected with a set of second stopper cooperation.
8. The three-dimensional printer according to any one of claims 5 to 7, wherein:
the upper support is also provided with a micro switch, the micro switch is electrically connected with the main control circuit board, and a trigger part of the micro switch is arranged towards the pulley.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710500716.1A CN107139465B (en) | 2017-06-27 | 2017-06-27 | Three-dimensional printer and assembly method thereof |
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| CN201710500716.1A CN107139465B (en) | 2017-06-27 | 2017-06-27 | Three-dimensional printer and assembly method thereof |
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| CN203344320U (en) * | 2013-06-19 | 2013-12-18 | 广州捷和电子科技有限公司 | Jet head transmission mechanism of 3D printer and 3D printer with mechanism |
| CN204222198U (en) * | 2014-11-04 | 2015-03-25 | 邓以翔 | Novel modular fluid 3D printer |
| CN104552943B (en) * | 2014-12-15 | 2016-10-12 | 太原理工大学 | Multi-functional parallel arm 3D device |
| TWM519062U (en) * | 2015-12-17 | 2016-03-21 | Kingtec Technical Co Ltd | Support frame module structure of 3D printing equipment |
| CN205272625U (en) * | 2016-01-12 | 2016-06-01 | 南京工程学院 | 3D prints laser sculpture all -in -one |
| CN105799173B (en) * | 2016-05-06 | 2017-09-12 | 南京工程学院 | A kind of portable extension type type 3D printer device |
| CN205661047U (en) * | 2016-05-19 | 2016-10-26 | 浙江工贸职业技术学院 | 3d printer |
| CN206201137U (en) * | 2016-11-01 | 2017-05-31 | 浙江机电职业技术学院 | 3D printer parallel arm stabilization pulley structure |
| CN207088482U (en) * | 2017-06-27 | 2018-03-13 | 珠海天威飞马打印耗材有限公司 | Three-dimensional printer |
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Effective date of registration: 20220906 Address after: Room 103-036, 1st Floor, Building 1, No. 18, Futian Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 (centralized office area) Applicant after: Zhuhai Tianwei Additives Co.,Ltd. Address before: 519060 Guangdong province Zhuhai Nanping Science and Technology Industrial Park, ping North Road No. 32 Applicant before: PRINT RITE UNICORN IMAGE PRODUCTS Co.,Ltd. OF ZHUHAI |
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