CN208084982U - Multiple material switching device for 3D printer - Google Patents
Multiple material switching device for 3D printer Download PDFInfo
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- CN208084982U CN208084982U CN201820506567.XU CN201820506567U CN208084982U CN 208084982 U CN208084982 U CN 208084982U CN 201820506567 U CN201820506567 U CN 201820506567U CN 208084982 U CN208084982 U CN 208084982U
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- rotating disk
- printer
- switching device
- driven gear
- gear
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Abstract
The utility model embodiment provides a kind of multiple material switching device for 3D printer, including：Rotating disk, material guide mechanism, rotary drive mechanism and annular array are mounted on multiple print head assemblies on front side of the rotating disk；Different material silks is sent in the rotating disk by the material guide mechanism in the corresponding print head assembly respectively；The material guide mechanism is connect with the shaft of the rear side of the rotating disk and the rotary drive mechanism respectively, and drives the rotating disk to rotate under the driving of the shaft, to switch the printing that the print head assembly in the rotating disk carries out different materials.The multiple material switching device for 3D printer that the utility model embodiment provides is realized and is printed in the material for not shutting down changeable a variety of unlike materials, realizes the printing of more material products.
Description
Technical field
The utility model embodiment is related to 3D printing technique field more particularly to a kind of multiple material for 3D printer
Switching device.
Background technology
3D printer nozzle extrusion device mainly has following two categories at this stage：(1) single nozzle extrusion mechanism, using
Single motor single nozzle is responsible for printing support and model；(2) more nozzle extrusion mechanisms, i.e., more motors drive more nozzles or single electricity
Machine drives more nozzles, most common to have bi-motor to drive double nozzles and single motor that double nozzles, bi-motor is driven to drive double nozzles
Operation principle is that a motor controls a nozzle printing backing material, another motor controls another nozzle printing model；
Single motor drive double nozzles be a motor by specific mechanism under control of the computer respectively to backing material and model
Printing.
The printing head of traditional 3D printing device generally by charging tray, walk to expect that device, stock melting device and printing head are constituted,
The consumptive material of charging tray output is generally the cylinder type material silk of diameter 1.5mm, and the device printing shaping part material is single, is carrying out
When the printing of different materials, needs to shut down and reload, it is complicated for operation, it is time-consuming and laborious.
Utility model content
(1) technical problems to be solved
Purpose of the utility model is to solve the single problems of 3D printing device printing function in the prior art, realize
It is printed in the case that not shutting down the material that a variety of unlike materials can be switched, realizes the printing purpose of more material products.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of multiple material switching dress for 3D printer
It sets, including：Rotating disk, material guide mechanism, rotary drive mechanism and annular array are mounted on multiple beating on front side of the rotating disk
Print head assembly；Different material silks is sent to the corresponding printhead cluster in the rotating disk by the material guide mechanism respectively
In part；The material guide mechanism is connect with the shaft of the rear side of the rotating disk and the rotary drive mechanism respectively, and described
It drives the rotating disk to rotate under the driving of shaft, beating for different materials is carried out to switch the print head assembly in the rotating disk
Print.
As a preferred embodiment, the rotating disk is equipped with central through hole, be equipped in the material guide mechanism with it is described in
The guide channel of heart through-hole connection；Different material silks enters through the central through hole by the guide channel and is sent to pair
In the print head assembly answered.
As a preferred embodiment, the material guide mechanism annular array has multiple guide channels, and each guide is logical
Road is respectively equipped with material guide port.
As a preferred embodiment, each print head assembly respectively includes：Feed driving mechanism and gear drive machine
Structure；The gear drive includes：Driving gear and driven gear；The material silk is sent to described by the material guide mechanism
Between driving gear and driven gear；Driving gear described in the charging driving mechanisms control rotates, and drives the driven tooth
Wheel, so that the feeding of material silk or retrogressing that are arranged between the driving gear, driven gear.
As a preferred embodiment, each print head assembly further includes：Clamp system；The clamp system with it is described
Driven gear connects and drives the driven gear close to the driving gear, to clamp setting in the driving gear, driven
Material silk between gear.
As a preferred embodiment, the clamp system includes：Screw rod, pre-load nut and swing rod；The middle part of the swing rod
Fixed, one end is movably set on the screw rod, and the other end is connect with the driven gear；The pre-load nut is set in institute
State on screw rod and can upward sliding drive the swing rod to swing so that the driven gear clamp setting the driving gear,
Material silk between driven gear.
As a preferred embodiment, the clamp system further includes：Elastic component；The elastic component is arranged in the preload spiral shell
Between the female and described swing rod, the driving force that is applied on the swing rod for buffering the pre-load nut.
As a preferred embodiment, the top of the screw rod, which is equipped with, limits the locating part that the swing rod is detached from the screw rod.
As a preferred embodiment, each print head assembly further includes：Support element；The screw rod passes through the support
Part is fixed in the rotating disk.
As a preferred embodiment, the support element is equipped with the material guide hole for exporting the material silk.
(3) advantageous effect
The multiple material switching device for 3D printer that the utility model embodiment provides is arranged more on the rotating pan
A print head assembly, and the material silk of a variety of unlike materials is transmitted to each print head assembly, control rotating disk rotation, which is realized, beats
The switching between head assembly is printed, to realize the switching printing of multiple material during 3D printing, realizes more material products
3D printing, it is easy to operate, time saving and energy saving.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
Other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram of multiple material switching device for 3D printer of the utility model；
Fig. 2 is a kind of positive structure diagram of multiple material switching device for 3D printer of the utility model；
Fig. 3 is the structural schematic diagram of print head assembly in Fig. 1.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Embodiment 1
Fig. 1 gives a kind of structural schematic diagram of multiple material switching device for 3D printer of the present embodiment；Fig. 2
For a kind of positive structure diagram of multiple material switching device for 3D printer of the present embodiment；As shown in Figs. 1-2, it wraps
It includes：Rotating disk 1, material guide mechanism 2, rotary drive mechanism 3 and annular array are mounted on multiple printings of 1 front side of the rotating disk
Head assembly 4；Different material silks 5 is sent to the corresponding print head in the rotating disk 1 by the material guide mechanism 2 respectively
In component 4；The material guide mechanism 2 is connect with the shaft of the rear side of the rotating disk 1 and the rotary drive mechanism 3 respectively, and
It drives the rotating disk 1 to rotate under the driving of the shaft, is carried out not with switching the print head assembly 4 in the rotating disk 1
With the printing of material.
Specifically, printing head of the print head assembly 4 as 3D printer, for exporting the material silk needed for output printing
5, the leading flank upper edge anchor ring array of rotating disk 1 installs multiple print head assemblies 4, it can be achieved that more nozzle printings.
The rear side in rotating disk 1 is arranged in material guide mechanism 2, is used for transferable material silk 5, the material silk transmitted by material guide structure 2
5, it can be by the way that different materials silk 5 be inserted into the discharge hole of each print head assembly 4 manually, as shown in Fig. 2, 1 annular of rotating disk
Array installs four print head assemblies (401,402,403,404), and the material silk of unlike material is transmitted in each print head assembly
5.Material guide mechanism 2 may be designed to passage structure, and side wall is equipped with material guide port, and the Zou Liao mechanisms of 3D printer are by material silk 5
Entered in the channel in passage by material guide port,
Rotary drive mechanism 3 controls the rotation of material guide mechanism 2 to drive rotating disk 1 to rotate, between realization print head assembly 4
Switching is realized the 3D printing of more material products, is grasped to realize the switching printing of a variety of unlike material materials during 3D printing
It is simple, time saving and energy saving to make.The driving device with shaft known to motor or this field can be used in rotary drive mechanism 3.
Further, as shown in Figure 1, the ring flange with central through hole 101, the guide can be used in the rotating disc 1
Be equipped with the guide channel 21 being connected to the central through hole 101 in mechanism 2, different material silks 5 by the guide channel 21 into
Enter and the central through hole 101 is passed through to be sent in the corresponding print head assembly 4.Material guide mechanism 2 may be designed to passage
Structure, but it is not limited to the structure, the central through hole 101 of passage and ring flange is docked and connected, and material guide port is set on side wall, and 3D is beaten
Material silk 5 is delivered to by material guide port in the channel in passage by the Zou Liao mechanisms of print machine, and from the central through hole of ring flange 101
It is pierced by, is inserted into material silk 5 in the discharge hole of print head assembly 4 manually.
Easily material silk 5 is transmitted in each print head assembly 4 in order to accurate, it can be in 2 annular of material guide mechanism
Multiple guide channels 21, the independent transmission of convenient material silk 5 are arranged in array, and each guide channel 21 is respectively equipped with guide
Mouthful.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, brief for description, during the description of the present embodiment, no longer
Technical characteristic same as Example 1 is described, only illustrates the present embodiment difference from Example 1：
Fig. 3 gives the structural schematic diagram of print head assembly 4, as shown in figure 3, each print head assembly 4 wraps respectively
It includes：Feed driving mechanism 41 and gear drive；The gear drive includes：Driving gear 42 and driven gear 43；
The material silk 5 is sent between the driving gear 42 and driven gear 43 by the material guide mechanism 2；The charging driving machine
Structure 41 controls the rotation of the driving gear 42, and drives the driven gear 43, so that setting is in the driving gear 42, driven
The feeding of material silk 5 between gear 43 or retrogressing.
Specifically, the material silk 5 transmitted by material guide mechanism 2 be inserted in manually the driving gear 42 and driven gear 43 it
Between, driving gear 42 and driven gear 43 clamp material silk 5, and charging driving mechanism 41 drives the rotation of driving gear 42 that setting is made to exist
The feeding of material silk 5 between the driving gear 42, driven gear 43 or retrogressing.Stepper motor can be used in charging driving mechanism 41
Or servo motor, the rear side in rotating disk 1 is set, and driving gear 42 is arranged in the front side of rotating disk 1 and across rotating disk 1 and step
Stepper motor or the connection of the shaft of servo motor, but it is not limited to the structure, other can realize the structure that driving driving gear 42 rotates
In the protection domain of the present embodiment.
In order to facilitate the insertion and clamping of material silk 5, clamp system can be also arranged in each print head assembly 4, driven
Gear 43 is arranged on clamp system, and when initial, driven gear 43 and driving gear 42 separate, the insertion of convenient material silk 5,
When printing, clamp system drives driven gear 43 to clamp setting in the driving gear 42, driven gear close to driving gear 42
Material silk 5 between 43 makes the more firm stabilization of the transmission of material silk 5.
Specifically, clamp system includes：Screw rod 441, pre-load nut 442 and swing rod 443；The middle part of the swing rod 443 is solid
Fixed, one end is movably set on the screw rod 441, and the other end is connect with the driven gear 43；442 sets of the pre-load nut
Be located on the screw rod 441 and can upward sliding drive the swing rod 443 swing so that the driven gear 43 clamp setting exist
Material silk 5 between the driving gear 42, driven gear 43.
Clamp system can be mounted on by mounting plate in rotating disk 1, and the screw rod 441 is fixed by the support element 446
In the rotating disk 1.The middle part fixation of swing rod 443 is rotatable on a mounting board, and one end of swing rod 443 is equipped with movable span, pendulum
Bar 443 is set in by movable span on screw rod 441, can occur to relatively move up and down with screw rod 441.The setting of pre-load nut 442 exists
The lower section of 443 one end of swing rod can push one end of swing rod 443 to be swung up by screwing pre-load nut 442 upwards, to make
The driven gear 43 of 443 other end of swing rod is fixed on to lower swing, clamp setting the driving gear 42, driven gear 43 it
Between material silk 5.It is transmitted for convenience of material silk 5, material guide hole 446a can be also set on support element 446, and material silk 5 passes through guide
Hole 446a is exported.
Elastic component 444 can be set between pre-load nut 442 and swing rod 443, applied for buffering the pre-load nut 442
Driving force on the swing rod 443.Elastic component 444 is set on screw rod 441, and one end is abutted with pre-load nut 442, the other end
It is abutted with swing rod 443, the concretely spring of elastic component 444, but is not limited to the structure.
Further, swing rod 443 skids off disengaging from screw rod 441 in order to prevent, can be arranged at the top of screw rod 441 and limit
Part 445 is detached from screw rod 441 to limit swing rod 443.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of multiple material switching device for 3D printer, which is characterized in that including：Rotating disk, material guide mechanism, rotation
Driving mechanism and annular array are mounted on multiple print head assemblies on front side of the rotating disk；
Different material silks is sent in the rotating disk by the material guide mechanism in the corresponding print head assembly respectively；
The material guide mechanism is connect with the shaft of the rear side of the rotating disk and the rotary drive mechanism respectively, and at described turn
It drives the rotating disk to rotate under the driving of axis, beating for different materials is carried out to switch the print head assembly in the rotating disk
Print.
2. the multiple material switching device according to claim 1 for 3D printer, which is characterized in that the rotating disk
It is equipped with central through hole, the guide channel being connected to the central through hole is equipped in the material guide mechanism；Different material silks by
The guide channel enters through the central through hole and is sent in the corresponding print head assembly.
3. the multiple material switching device according to claim 2 for 3D printer, which is characterized in that the material guiding machine
Structure annular array has multiple guide channels, and each guide channel is respectively equipped with material guide port.
4. being used for the multiple material switching device of 3D printer according to claim 1-3 any one of them, which is characterized in that every
A print head assembly respectively includes：Feed driving mechanism and gear drive；The gear drive includes：Actively
Gear and driven gear；
The material silk is sent between the driving gear and driven gear by the material guide mechanism；The charging driving mechanism
The driving gear rotation is controlled, and drives the driven gear, so as to be arranged between the driving gear, driven gear
Material silk feeds or retreats.
5. the multiple material switching device according to claim 4 for 3D printer, which is characterized in that beaten described in each
Printing head assembly further includes：Clamp system；The clamp system connect with the driven gear and drives the driven gear close
The driving gear, to clamp the material silk being arranged between the driving gear, driven gear.
6. the multiple material switching device according to claim 5 for 3D printer, which is characterized in that the clamping machine
Structure includes：Screw rod, pre-load nut and swing rod；The middle part of the swing rod is fixed, and one end is movably set on the screw rod, another
End is connect with the driven gear；The pre-load nut be set on the screw rod and can upward sliding drive the swing rod to be put
It is dynamic, so that the driven gear clamps the material silk being arranged between the driving gear, driven gear.
7. the multiple material switching device according to claim 6 for 3D printer, which is characterized in that the clamping machine
Structure further includes：Elastic component；The elastic component is arranged between the pre-load nut and the swing rod, for buffering the preload spiral shell
Mother is applied to the driving force on the swing rod.
8. the multiple material switching device according to claim 6 for 3D printer, which is characterized in that the screw rod
Top, which is equipped with, limits the locating part that the swing rod is detached from the screw rod.
9. the multiple material switching device according to claim 6 for 3D printer, which is characterized in that beaten described in each
Printing head assembly further includes：Support element；The screw rod is fixed on by the support element in the rotating disk.
10. the multiple material switching device according to claim 9 for 3D printer, which is characterized in that the support
Part is equipped with the material guide hole for exporting the material silk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820506567.XU CN208084982U (en) | 2018-04-10 | 2018-04-10 | Multiple material switching device for 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820506567.XU CN208084982U (en) | 2018-04-10 | 2018-04-10 | Multiple material switching device for 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208084982U true CN208084982U (en) | 2018-11-13 |
Family
ID=64058864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820506567.XU Active CN208084982U (en) | 2018-04-10 | 2018-04-10 | Multiple material switching device for 3D printer |
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| Country | Link |
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| CN (1) | CN208084982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023134729A1 (en) * | 2022-01-17 | 2023-07-20 | 深圳拓竹科技有限公司 | Material changing mechanism for 3d printer, and 3d printing system |
-
2018
- 2018-04-10 CN CN201820506567.XU patent/CN208084982U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023134729A1 (en) * | 2022-01-17 | 2023-07-20 | 深圳拓竹科技有限公司 | Material changing mechanism for 3d printer, and 3d printing system |
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