CN108638501A - A kind of feed mechanism of 3D printer - Google Patents
A kind of feed mechanism of 3D printer Download PDFInfo
- Publication number
- CN108638501A CN108638501A CN201810734530.7A CN201810734530A CN108638501A CN 108638501 A CN108638501 A CN 108638501A CN 201810734530 A CN201810734530 A CN 201810734530A CN 108638501 A CN108638501 A CN 108638501A
- Authority
- CN
- China
- Prior art keywords
- shell
- runner
- wire rod
- wedge block
- feed mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
The invention discloses a kind of feed mechanisms of 3D printer, it is related to 3D printing field, including shell and coil holder, feeding structure is equipped in the shell, the shell upper and lower surface has discharge port and feeding port, the discharge port connects passage, the configuration of the present invention is simple, simple operation, by the way that spring is arranged, trip bolt, wedge block, it may be implemented to adjust the frictional force of the distance between opposite runner and runner and wire rod, line sending process stabilization will not skid, it improves work efficiency, simultaneously, the setting of globe joint is smoothed out with the fingers straight before making wire rod enter feeding structure, reduce wire rod caused by supplied materials fold the problems such as card machine.
Description
Technical field
The present invention relates to 3D printing fields, and in particular to a kind of feed mechanism of 3D printer.
Background technology
3D printer is also known as three-dimensional printer (3DP), is a kind of cumulative manufacturing technology, i.e. a kind of machine of rapid prototyping technology
Device, it is based on a digital model file, and with adhesive materials such as special wax material, powdery metal or plastics, passes through
Jointing material from level to level is printed to manufacture three-dimensional object.Three-dimensional printer is used to manufacture product at this stage.Successively print
Mode construct the technology of object.The principle of 3D printer is that data and raw material are put into 3D printer, and machine can be according to
Program from level to level manufactures product.
The 3D printer feed mechanism of the FDM technology now used is manufactured using tradition machining or injection molding manner mostly, is added
Work cost and difficulty of processing are higher.And it frequently encounters in use：In print procedure due to feeding dynamics not enough or by
Wire rod caused by force direction is unstable skids, and wire is slow, squeezes out the unequal problem of dynamics, nozzle is caused not act on normally.
Chinese patent application is that CN207273881U discloses a kind of feed device with 3D printer, including shell and peace
The top of driving motor loaded on shell side, shell is equipped with passage, and passage is connected to the discharge port set on case top,
Driving gear and driven gear, the output axis connection of driving gear and driving motor, driving gear and driven tooth are equipped in shell
Gap is equipped between wheel, the position in gap is corresponding with discharge port, and the bottom of shell is equipped with charging corresponding with interstitial site
Mouthful；Elastic parts is additionally provided in shell, driven gear is rotatablely installed on elastic parts, and driven gear is opposite by elastic parts
It is in the advantages of driving gear movement, the device：The spacing between driving gear and driven gear can be effectively adjusted, still
The device easily makes wire rod unbalance stress cause wire slow, and raw material storing is generally web-like, may there is pleat during storage
Wrinkle etc, easily causing wire and blocking causes nozzle not act on normally.
Invention content
The purpose of the present invention is to provide a kind of feed mechanisms of 3D printer, caused by the prior art above-mentioned to solve
Multinomial defect.
A kind of feed mechanism of 3D printer, including shell and coil holder, the shell is interior to be equipped with feeding structure, the shell
Upper and lower surface has discharge port and feeding port, and the discharge port connects passage, and the feeding port is socketed wire rod, the line
Material is socketed on outside coil holder, and the feeding structure includes the identical wedge block of two structures, runner and locating part, the wedge block
Inclined-plane is equipped with runner and motor, and the vertical plane of the wedge block connects finite place piece, and the output shaft of the motor is connect with runner
And runner is driven to rotate, the locating part includes spring and trip bolt, and the spring one end is fixedly connected with wedge block, the other end
It is fixedly connected with the inner wall of shell, the trip bolt is slidably connected shell and connects wedge block across shell.
Preferably, globe joint is equipped in the feeding port, the feeding port side is threadedly coupled threaded rod, the spherical shape
Connector is there are three interface and is interconnected, interface connection screw thread bar one end and upper and lower two interfaces pass through on the right of the globe joint
Wire rod.
Preferably, the wheel surface is equipped with the strip pattern to diagonally distribute.
Preferably, the coil holder bottom end has support base, the support base to be provided with groove, and the coil holder both sides coordinate with groove
It places.
Preferably, the spring materials are spring steel.
Preferably, the shell material is PVC.
The advantage of the invention is that：Simple in structure, simple operation, by the way that spring is arranged, trip bolt, wedge block can be with
It realizes that the frictional force for adjusting the distance between opposite runner and runner and wire rod, line sending process stabilization will not skid, improves
Working efficiency, meanwhile, the setting of globe joint is smoothed out with the fingers straight before making wire rod enter feeding structure, reduce wire rod because of supplied materials
Caused by fold the problems such as card machine.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the schematic diagram of middle casing of the present invention.
Wherein, 1- shells, 11- discharge ports, 12- feeding ports, 13- passages, 14- wire rods, 15- globe joints, 16- screw threads
Bar, 2- coil holders, 21- support bases, 3- feeding structures, 31- wedge blocks, 32- runners, 33- locating parts, 34- motors, 35- springs,
36- trip bolts.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
Embodiment 1
As shown in Figure 1 to Figure 2, a kind of feed mechanism of 3D printer, including shell 1 and coil holder 2 are set in the shell 1
There are feeding structure 3,1 upper and lower surface of the shell to have discharge port 11 and feeding port 12, the discharge port 11 connects guide
Pipe 13, the feeding port 12 are socketed wire rod 14, and the wire rod 14 is socketed on outside coil holder 2, and the feeding structure 3 includes two structures
The inclined-plane of identical wedge block 31, runner 32 and locating part 33, the wedge block 31 is equipped with runner 32 and motor 34, the wedge shape
The vertical plane of block 31 connects finite place piece 33, and the output shaft of the motor 34 connect with runner 32 and runner 32 is driven to rotate, institute
It includes spring 35 and trip bolt 36 to state locating part 33, and 35 one end of the spring is fixedly connected with wedge block 31, and the other end, which is fixed, to be connected
The inner wall of body contact body 1, the trip bolt 36 be slidably connected shell 1 and across shell 1 connect wedge block 31.
In the present embodiment, globe joint 15 is equipped in the feeding port 12,12 side of the feeding port is threadedly coupled spiral shell
Rasp bar 16, the globe joint 15 is there are three interface and is interconnected, 15 the right interface connection screw thread bar 16 of the globe joint
One end and upper and lower two interfaces pass through wire rod 14,32 surface of the runner to be equipped with the strip pattern to diagonally distribute.
Embodiment 2
As shown in Figure 1 to Figure 2, a kind of feed mechanism of 3D printer, including shell 1 and coil holder 2 are set in the shell 1
There are feeding structure 3,1 upper and lower surface of the shell to have discharge port 11 and feeding port 12, the discharge port 11 connects guide
Pipe 13, the feeding port 12 are socketed wire rod 14, and the wire rod 14 is socketed on outside coil holder 2, and the feeding structure 3 includes two structures
The inclined-plane of identical wedge block 31, runner 32 and locating part 33, the wedge block 31 is equipped with runner 32 and motor 34, the wedge shape
The vertical plane of block 31 connects finite place piece 33, and the output shaft of the motor 34 connect with runner 32 and runner 32 is driven to rotate, institute
It includes spring 35 and trip bolt 36 to state locating part 33, and 35 one end of the spring is fixedly connected with wedge block 31, and the other end, which is fixed, to be connected
The inner wall of body contact body 1, the trip bolt 36 be slidably connected shell 1 and across shell 1 connect wedge block 31.
In the present embodiment, globe joint 15 is equipped in the feeding port 12,12 side of the feeding port is threadedly coupled spiral shell
Rasp bar 16, the globe joint 15 is there are three interface and is interconnected, 15 the right interface connection screw thread bar 16 of the globe joint
One end and upper and lower two interfaces pass through wire rod 14,32 surface of the runner to be equipped with the strip pattern to diagonally distribute.
In addition, 2 bottom end of the coil holder has support base 21, the support base 21 to be provided with groove, 2 both sides of the coil holder and groove
Cooperation is placed, and 35 material of the spring is spring steel, and 1 material of the shell is PVC.
The course of work and principle：Before the present invention is not used, spring 35 is in the state of pine, and two opposite runners 32 connect
It touches, when utilizing the present invention, wire rod 14 passes through feeding port 12, into globe joint 15, turns threaded rod 16, adjusts globe joint
The big as low as wire rod 14 in the hole that lower interface is formed with feeding port 12 on 15 can just pass through, and can smooth out with the fingers the wire rod 14 of fold
Directly, wire rod 14 passes through between two opposite runners 32, two wedge blocks, 31 counter motion, holddown spring 35, and trip bolt 36 is twisted
Tightly, limitation wedge block 31 continues to move, and passes through spring 35, trip bolt 36, and wedge block 31 adjusts two opposite runners 32
Between distance and runner 32 and wire rod 14 frictional force, start motor 32 so that runner 32 rotate, pass through runner 32 and wire rod 14
Frictional force so that wire rod 14 moves upwards and line sending process stabilization will not skid, wire rod 14 pass through discharge port 11, into guide
Pipe 13.
Based on above-mentioned, the configuration of the present invention is simple, simple operation, by being arranged spring 35, trip bolt 36, wedge block 31,
It may be implemented to adjust the frictional force of the distance between opposite runner 32 and runner 32 and wire rod 14, line sending process stabilization will not
It skids, improves work efficiency, meanwhile, the setting of globe joint 15 makes wire rod 14 enter feeding structure 3 and be smoothed out with the fingers before directly, subtracts
Wire rod 14 is lacked caused by supplied materials fold the problems such as card machine.
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, all things considered are all merely illustrative, not the only.Institute
Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.
Claims (6)
1. a kind of feed mechanism of 3D printer, which is characterized in that including shell (1) and coil holder (2), set in the shell (1)
There are feeding structure (3), shell (1) upper and lower surface to have discharge port (11) and feeding port (12), the discharge port
(11) connection passage (13), feeding port (12) the socket wire rod (14), the wire rod (14) are socketed on coil holder (2) outside, institute
It includes the identical wedge block (31) of two structures, runner (32) and locating part (33), the wedge block (31) to state feeding structure (3)
Inclined-plane be equipped with runner (32) and motor (34), the vertical plane of the wedge block (31) connects finite place piece (33), the motor
(34) output shaft connect with runner (32) and runner (32) is driven to rotate, and the locating part (33) includes spring (35) and fastening
Screw (36), described spring (35) one end are fixedly connected with wedge block (31), and the other end is fixedly connected with the inner wall of shell (1), described
Trip bolt (36) be slidably connected shell (1) and across shell (1) connection wedge block (31).
2. a kind of feed mechanism of 3D printer according to claim 1, it is characterised in that：It is set in the feeding port (12)
There are globe joint (15), feeding port (12) side to be threadedly coupled threaded rod (16), there are three connect the globe joint (15)
Mouthful and be interconnected, interface connection screw thread bar (16) one end and upper and lower two interfaces pass through wire rod on the right of the globe joint (15)
(14)。
3. a kind of feed mechanism of 3D printer according to claim 1, it is characterised in that：Runner (32) surface is set
There is the strip pattern to diagonally distribute.
4. a kind of feed mechanism of 3D printer according to claim 1, it is characterised in that：Coil holder (2) bottom end has
Support base (21), the support base (21) are provided with groove, and coil holder (2) both sides are placed with groove cooperation.
5. a kind of feed mechanism of 3D printer according to claim 1, it is characterised in that：Spring (35) material is
Spring steel.
6. a kind of feed mechanism of 3D printer according to claim 1, it is characterised in that：Shell (1) material is
PVC。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810734530.7A CN108638501A (en) | 2018-07-06 | 2018-07-06 | A kind of feed mechanism of 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810734530.7A CN108638501A (en) | 2018-07-06 | 2018-07-06 | A kind of feed mechanism of 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108638501A true CN108638501A (en) | 2018-10-12 |
Family
ID=63751234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810734530.7A Pending CN108638501A (en) | 2018-07-06 | 2018-07-06 | A kind of feed mechanism of 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108638501A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681891A (en) * | 2021-08-09 | 2021-11-23 | 合肥联数三维智能技术研究院有限公司 | Raw material conveying device for 3D printer |
| CN114311661A (en) * | 2022-01-10 | 2022-04-12 | 杭州思斐迩科技有限公司 | Scientific visual off-line 3D intelligent printing device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207273881U (en) * | 2017-08-30 | 2018-04-27 | 江苏三迪时空网络科技有限公司 | The feed device of 3D printer |
-
2018
- 2018-07-06 CN CN201810734530.7A patent/CN108638501A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207273881U (en) * | 2017-08-30 | 2018-04-27 | 江苏三迪时空网络科技有限公司 | The feed device of 3D printer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681891A (en) * | 2021-08-09 | 2021-11-23 | 合肥联数三维智能技术研究院有限公司 | Raw material conveying device for 3D printer |
| CN114311661A (en) * | 2022-01-10 | 2022-04-12 | 杭州思斐迩科技有限公司 | Scientific visual off-line 3D intelligent printing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181012 |