CN104260352A - Mini 3D (three-dimensional) printer adopting FDM (frequency-division multiplexing) technology - Google Patents

Mini 3D (three-dimensional) printer adopting FDM (frequency-division multiplexing) technology Download PDF

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Publication number
CN104260352A
CN104260352A CN201410491738.2A CN201410491738A CN104260352A CN 104260352 A CN104260352 A CN 104260352A CN 201410491738 A CN201410491738 A CN 201410491738A CN 104260352 A CN104260352 A CN 104260352A
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CN
China
Prior art keywords
axis
moving
contiguous block
pedestal
screw
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Pending
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CN201410491738.2A
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Chinese (zh)
Inventor
隗德民
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University of Jinan
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University of Jinan
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Priority to CN201410491738.2A priority Critical patent/CN104260352A/en
Publication of CN104260352A publication Critical patent/CN104260352A/en
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Abstract

The invention discloses a mini 3D (three-dimensional) printer adopting the FDM (frequency-division multiplexing) technology. The mini 3D printer comprises a vertical stand column, a base, a z-axis direction moving structure and a y-axis direction moving structure, wherein the base is connected with the y-axis direction moving structure which is connected with the z-axis direction moving structure; the y-axis direction moving structure comprises a horizontal support frame and a first driving motor, the horizontal support frame is connected with the z-axis direction moving structure, the base is connected with a base fixing plate which is connected with a first connecting block, the first connecting block is connected with a guide rail in a matching manner, the guide rail is connected with a first support plate which is connected with a middle horizontal support frame, the first support plate is provided with a first driving motor and a driven wheel which are connected, a rear connecting block is provided with a first driving belt connecting trough which is connected with a first driving belt, and the first driving belt is connected with the first driving belt connecting trough at the lower part of a front connecting block. The mini 3D printer has a simple structure, can be adjusted conveniently and has low manufacturing and using costs.

Description

Small-sized FDM technology 3D printer
Technical field
The present invention relates to 3D printing device technical field, particularly the small-sized FDM technology 3D printer of one.
Background technology
The small-sized FDM technology 3D printer of prior art, complex structure, quality weight, and also cost is high, limit popularization commercially and utilization, simultaneously volume ratio is comparatively large, structure is not compact, buying and use and maintenance cost higher, have influence on use market and the scale of product.Simultaneously along with three-dimensional printer technical development, huge demand colony is had in the department such as institution of higher learning and scientific research institutions, therefore be badly in need of wanting development structure simple, working service is small-sized FDM technology 3D printer easily, make 3D printing technique can benefit common consumer, for all trades and professions product development, scientific experiment provide test and process equipment reliably, facilitated technique is to the conversion of actual productivity.
Summary of the invention
Object of the present invention is exactly the problems referred to above existed for solving prior art, provides a kind of small-sized FDM technology 3D printer; Structure of the present invention is simple, column, guide rail, bracing frame adopt the square aluminum profile structure of T-shaped groove shapes, and adopt the right angle section jointing part matching, connect, machining that need not be complicated just can meet instructions for use, reduce manufacturing cost and use cost, mounting and adjusting is convenient, is convenient to popularize.
The technical scheme of technical solution problem of the present invention is:
A kind of small-sized FDM technology 3D printer, comprise vertical pillars, the bottom holder be connected with vertical pillars, place by the pedestal of printing objects, z-axis direction moving structure, x-axis direction moving structure, y-axis direction moving structure, described pedestal is connected with y-axis direction moving structure, described y-axis direction moving structure is connected with in the middle part of the moving structure of z-axis direction, described z-axis direction moving structure comprises the z-axis direction drive motor be located at respectively near both sides vertical pillars, down-feed screw, the nut coordinated with leading screw, in described nut is nested in and axially overlaps, axially cover is connected with the first gripper shoe of y-axis direction moving structure, described y-axis direction moving structure comprises by-level bracing frame, first drive motors, described horizontal shore is connected with z-axis direction moving structure, described pedestal is connected with the base fixing plate below it, described base fixing plate bottom is connected with the first contiguous block by bolt, described pedestal lower surface is provided with heating plate, the bottom of described first contiguous block coordinates with guide rail, first contiguous block is connected with guide rail by right angle section jointing part, the axial guidance groove fit of described right angle section jointing part and guide rail, the bottom of described guide rail is connected with the first gripper shoe, first gripper shoe is connected with by-level bracing frame, described first gripper shoe is provided with the first drive motors of band driving wheel in the middle of the front end in y-axis direction, rear end is provided with driven pulley, the driving wheel of described first drive motors drives belt to be connected with driven pulley by first, the first rotating band link slot is provided with in the middle of the bottom of described rear contiguous block, described first rotating band link slot drives one end of belt to be connected with first, first drives the other end of belt to be connected with the first rotating band link slot of the bottom of front contiguous block.
Inside the by-level supporting construction near y-axis direction drive motor, be provided with y-axis direction move limit switch, y-axis direction is moved limit switch and is connected with electric controller respectively by electric wire.
The upper outside of described vertical pillars is provided with printed material installing rack, and described material installing rack employing cross section is the square aluminum profile structure of four T-shaped groove shapes, is provided with the axial location regulating block with aluminium section bar fit depressions on the top of aluminium section bar.
Predetermined gap is provided with between described pedestal and base fixing plate, described pedestal is connected with base fixing plate by the first screw, the first screw axial between pedestal and base fixing plate is provided with the helical spring that can adjust the two gap in vertical direction, the lower surface of described pedestal is provided with calandria, calandria adopts electrical heating elements, and electrical heating elements is connected with power supply.
The side of described first rotating band link slot is provided with screw connecting hole, slotted eye is provided with in the centre position of screw connecting hole, locking nut is provided with in slotted eye, tighten screw to pass from screw connecting hole and slotted eye, the end tightening screw stretches in the first rotating band link slot, drives belt to be adjacent to be fixed on first on link slot inwall.
Described vertical pillars, by-level bracing frame, bottom holder, material installing rack employing cross section is the square aluminum profile structure of four T-shaped groove shapes, described bottom level supporter is connected by right angle section jointing part with vertical pillars, the two ends of auxiliary support frame are connected with vertical pillars by right angle section jointing part, first gripper shoe is connected with nut by screw with by-level bracing frame, and nut is arranged in the groove of square aluminum section bar of T-shaped groove shapes.
The upper outside of described vertical pillars is provided with printed material installing rack, and described material installing rack employing cross section is the square aluminum profile structure of four T-shaped groove shapes, is provided with the axial location regulating block with aluminium section bar fit depressions on the top of aluminium section bar.
Beneficial effect of the present invention:
1. structure of the present invention is simple, support component adopts the square aluminum profile structure of T-shaped groove shapes, and adopt the right angle section jointing part matching, connect, machining that need not be complicated just can meet instructions for use and utilize modular aluminium section bar and connector to build, rational in infrastructure, firm, attractive in appearance, local modulation is convenient, reduces manufacturing cost and use cost, is convenient to popularize.
2.z direction of principal axis moving structure adopts spindle motor to drive, torque power is balanced, and y-axis direction moving structure passes through grooved guide rail, right angle section jointing part positioning and guiding with vertical pillars, and guiding clearance can adjusting elasticity, guarantee that y-axis direction moving structure runs smooth, lifting steadily.
3.y direction of principal axis moving structure is by driving belt fixed structure, drive the axial degree of tightness of belt easy to adjust, reduce because of the low problem of the machining accuracy using wearing and tearing, the overproof movement caused of axial tension does not steadily cause, extend the service life of belt, reduce use cost.
4. printed material installing rack is arranged on the upper position of the side of main frame, and machine gravity is low, stable working, vibration are little, ensures processing precision of products, and easy to loading and unloading, position, adjustable length, be applicable to the consumptive material cylinder of different-diameter.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the partial top view after Fig. 1 removes the x-axis direction moving structure on top, print structure.
Detailed description of the invention
In order to understand the present invention better, explain embodiments of the present invention in detail below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of small-sized FDM technology 3D printer, comprise the vertical pillars 2 of both sides, the bottom holder 4 be connected with vertical pillars 2, place by the pedestal 11 of printing objects, the print structure 22 on top, vertical direction and z-axis direction moving structure 6, the horizontal plane x-axis direction moving structure on top, the horizontal plane y-axis direction moving structure at middle part, vertical pillars 2 is respectively equipped with one at the front and back position of both sides, described pedestal 11 is connected with y-axis direction moving structure, described y-axis direction moving structure is connected with in the middle part of z-axis direction moving structure 6, print structure 22 is connected with x-axis direction moving structure.Described z-axis direction moving structure 6 comprises the z-axis direction drive motor 61 be located at respectively near both sides vertical pillars, down-feed screw 7, the nut 10 coordinated with leading screw 7, described nut 10 is nested in and axially overlaps in 14, axially the end of cover 14 is provided with axial location plate 47, axial location plate 47 overlaps 14 by screw 48 with axis and is fixedly connected with, axially cover 14 is connected with the first gripper shoe 37 of y-axis direction moving structure, the output shaft of described z-axis direction drive motor 61 upper end is connected with the lower end of down-feed screw 7, the upper end of described leading screw 7 is provided with bearing 62, described bearing 62 coordinates with the dead eye of clutch shaft bearing mount pad 63, described clutch shaft bearing mount pad 63 is connected with auxiliary support frame 68 by screw 70, the bottom of described vertical pillars 2 is connected with bottom level supporter 1.Inside the by-level supporting construction near y-axis direction drive motor, be provided with y-axis direction move limit switch 67, described y-axis direction is moved limit switch 67 and is connected with electric controller respectively by electric wire.
Described y-axis direction moving structure comprises by-level bracing frame 3, first drive motors 38, described horizontal shore 3 is connected with z-axis direction moving structure 6, described pedestal 11 is connected with the base fixing plate 12 below it, described base fixing plate 12 bottom is connected with the first contiguous block 33 by bolt 34, described pedestal 11 lower surface is provided with heating plate 32, the bottom of described first contiguous block 33 coordinates with guide rail 36, described guide rail 36 adopts cross section to be the square aluminum section bar of four T-shaped groove shapes, first contiguous block 33 is connected with guide rail 36 by the right angle section jointing part 35 of prior art, the axial guidance groove fit of wherein said right angle section jointing part 35 and guide rail 36, described first contiguous block 33 comprises the front contiguous block 331 of both sides, front and back along the y-axis direction, rear contiguous block 332, the bottom of described guide rail 36 is connected with the first gripper shoe 37, first gripper shoe 37 is connected with by-level bracing frame 3, described first gripper shoe 37 is provided with the first drive motors 38 of band driving wheel in the middle of the front end in y-axis direction, rear end is provided with driven pulley 39, the driving wheel of described first drive motors 38 drives belt 40 to be connected with driven pulley 39 by first, the first rotating band link slot 41 is provided with in the middle of the bottom 51 of described rear contiguous block 332, described first rotating band link slot 41 and first drives one end 53 of belt 40 to be connected, first drives the other end 54 of belt 40 to be connected with the first rotating band link slot 55 of the bottom 52 of front contiguous block 331.
The upper outside of described vertical pillars 2 is provided with printed material installing rack 15, and described material installing rack 15 adopts cross section to be the square aluminum profile structure of four T-shaped groove shapes, is provided with the axial location regulating block 64 with aluminium section bar fit depressions on the top of aluminium section bar.
Described by-level bracing frame 3 adopts cross section to be the square aluminum profile structure 49 of four T-shaped groove shapes, described first gripper shoe 37 is connected with nut 46 by screw 45 with by-level bracing frame 3, and nut 46 is arranged in the groove of square aluminum profile structure of T-shaped groove shapes.
Described vertical pillars 2, guide rail 36, bottom holder 4, material installing rack 15 adopt cross section to be the square aluminum profile structure of four T-shaped groove shapes, described bottom level supporter 1 is connected by right angle section jointing part with vertical pillars 2, and the two ends of auxiliary support frame 68 are connected with vertical pillars 2 by right angle section jointing part 69.
Described first gripper shoe 37, front contiguous block 331, rear contiguous block 332 adopt water white acrylic material to make.
Predetermined gap 56 is provided with between described pedestal 11 and base fixing plate 12, described pedestal 11 is connected with base fixing plate 12 by the first screw 30, the first screw axial between 11, base and base fixing plate is provided with the elastomer 31 that can adjust the two gap in vertical direction, adopts helical spring 31 in the present invention.The lower surface of described pedestal 11 is provided with calandria 32, and calandria adopts electrical heating elements, and electrical heating elements is connected with power supply.
The side of described first rotating band link slot 41 is provided with screw connecting hole, slotted eye 43 is provided with in the centre position of screw connecting hole, locking nut 44 is provided with in slotted eye, tighten screw 42 to pass from screw connecting hole and slotted eye 43, the end tightening screw 42 stretches in the first rotating band link slot 41, drives belt 40 to be adjacent to be fixed on first on link slot 41 inwall.
By reference to the accompanying drawings the detailed description of the invention of invention is described although above-mentioned; but not limiting the scope of the invention; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.

Claims (7)

1. a small-sized FDM technology 3D printer, comprise vertical pillars, bottom holder, place by the pedestal of printing objects, z-axis direction moving structure, y-axis direction moving structure, it is characterized in that, described pedestal is connected with y-axis direction moving structure, described y-axis direction moving structure is connected with in the middle part of the moving structure of z-axis direction, described z-axis direction moving structure comprises the z-axis direction drive motor be located at respectively near both sides vertical pillars, down-feed screw, the nut coordinated with leading screw, in described nut is nested in and axially overlaps, axially cover is connected with the first gripper shoe of y-axis direction moving structure, described y-axis direction moving structure comprises by-level bracing frame, first drive motors, described horizontal shore is connected with z-axis direction moving structure, described pedestal is connected with the base fixing plate below it, described base fixing plate bottom is connected with the first contiguous block by bolt, described pedestal lower surface is provided with heating plate, the bottom of described first contiguous block coordinates with guide rail, first contiguous block is connected with guide rail by right angle section jointing part, the axial guidance groove fit of described right angle section jointing part and guide rail, the bottom of described guide rail is connected with the first gripper shoe, first gripper shoe is connected with by-level bracing frame, described first gripper shoe is provided with the first drive motors of band driving wheel in the middle of the front end in y-axis direction, rear end is provided with driven pulley, the driving wheel of described first drive motors drives belt to be connected with driven pulley by first, the first rotating band link slot is provided with in the middle of the bottom of described rear contiguous block, described first rotating band link slot drives one end of belt to be connected with first, first drives the other end of belt to be connected with the first rotating band link slot of the bottom of front contiguous block.
2. small-sized FDM technology 3D printer as claimed in claim 1, it is characterized in that, described y-axis direction moving structure comprises by-level bracing frame, first drive motors, described horizontal shore is connected with z-axis direction moving structure, described pedestal is connected with the base fixing plate below it, described base fixing plate bottom is connected with the first contiguous block by bolt, described pedestal lower surface is provided with heating plate, the bottom of described first contiguous block coordinates with guide rail, first contiguous block is connected with guide rail by the right angle section jointing part of prior art, the axial guidance groove fit of wherein said right angle section jointing part and guide rail, described first contiguous block comprises the front contiguous block of both sides, front and back along the y-axis direction, rear contiguous block, the bottom of described guide rail is connected with the first gripper shoe, first gripper shoe is connected with by-level bracing frame, described first gripper shoe is provided with the first drive motors of band driving wheel in the middle of the front end in y-axis direction, rear end is provided with driven pulley, the driving wheel of described first drive motors drives belt to be connected with driven pulley by first, the first rotating band link slot is provided with in the middle of the bottom of described rear contiguous block, described first rotating band link slot drives one end of belt to be connected with first, first drives the other end of belt to be connected with the first rotating band link slot of the bottom of front contiguous block.
3. small-sized FDM technology 3D printer as claimed in claim 1, it is characterized in that, inside the by-level supporting construction near y-axis direction drive motor, be provided with y-axis direction move limit switch, y-axis direction is moved limit switch and is connected with electric controller respectively by electric wire.
4. small-sized FDM technology 3D printer as claimed in claim 2, it is characterized in that, predetermined gap is provided with between described pedestal and base fixing plate, described pedestal is connected with base fixing plate by the first screw, the first screw axial between pedestal and base fixing plate is provided with the helical spring that can adjust the two gap in vertical direction, the lower surface of described pedestal is provided with calandria, and calandria adopts electrical heating elements, and electrical heating elements is connected with power supply.
5. small-sized FDM technology 3D printer as claimed in claim 2, it is characterized in that, the side of described first rotating band link slot is provided with screw connecting hole, slotted eye is provided with in the centre position of screw connecting hole, locking nut is provided with in slotted eye, tighten screw to pass from screw connecting hole and slotted eye, the end tightening screw stretches in the first rotating band link slot, drives belt to be adjacent to be fixed on first on link slot inwall.
6. small-sized FDM technology 3D printer as claimed in claim 2, it is characterized in that, described vertical pillars, by-level bracing frame, bottom holder, material installing rack employing cross section is the square aluminum profile structure of four T-shaped groove shapes, described bottom level supporter is connected by right angle section jointing part with vertical pillars, the two ends of auxiliary support frame are connected with vertical pillars by right angle section jointing part, first gripper shoe is connected with nut by screw with by-level bracing frame, and nut is arranged in the groove of square aluminum section bar of T-shaped groove shapes.
7. small-sized FDM technology 3D printer as claimed in claim 1, it is characterized in that, the upper outside of described vertical pillars is provided with printed material installing rack, described material installing rack employing cross section is the square aluminum profile structure of four T-shaped groove shapes, is provided with the axial location regulating block with aluminium section bar fit depressions on the top of aluminium section bar.
CN201410491738.2A 2014-09-23 2014-09-23 Mini 3D (three-dimensional) printer adopting FDM (frequency-division multiplexing) technology Pending CN104260352A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106738916A (en) * 2017-01-04 2017-05-31 深圳市贝优通新能源技术开发有限公司 A kind of accurate 3D printer for walking

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Publication number Priority date Publication date Assignee Title
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CN103770334A (en) * 2014-02-08 2014-05-07 河南师范大学 Multicolor 3D (three-dimensional) printer
CN103802322A (en) * 2014-03-07 2014-05-21 济南大学 Frequency-division multiplexing (FDM)-based three-dimensional (3D) printer
CN103831974A (en) * 2014-03-07 2014-06-04 济南大学 Three-dimensional (3D) printer
CN204172355U (en) * 2014-09-23 2015-02-25 济南大学 Small-sized FDM technology 3D printer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202310408U (en) * 2011-10-21 2012-07-04 中国电器科学研究院有限公司 High-frequency power modular framework
CN103770334A (en) * 2014-02-08 2014-05-07 河南师范大学 Multicolor 3D (three-dimensional) printer
CN103802322A (en) * 2014-03-07 2014-05-21 济南大学 Frequency-division multiplexing (FDM)-based three-dimensional (3D) printer
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106738916A (en) * 2017-01-04 2017-05-31 深圳市贝优通新能源技术开发有限公司 A kind of accurate 3D printer for walking
CN106738916B (en) * 2017-01-04 2019-01-15 嘉兴市永泰五金塑料有限责任公司 A kind of 3D printer accurately to walk

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