CN206052003U - Nozzle component and 3D printing equipment - Google Patents

Abstract

The utility model discloses the nozzle component and 3D printing equipment of a kind of 3D printing equipment.Nozzle component includes nozzle structure, mounting structure and rotary shaft, the rotary shaft is connected with the nozzle structure and the mounting structure respectively, the nozzle structure around the rotary shaft central axis relative to the mounting structure rotatably arranged with adjusting the position of the spout of the nozzle structure.The 3D printing equipment includes nozzle component, the nozzle structure of the nozzle component rotatably arranged with.According to this utility model, the regulation of nozzle exit area in nozzle component can be conveniently realized.And it is simple structure, easy to operate.

Description

Nozzle component and 3D printing equipment

Technical field

This utility model is related to 3D printing technique field, the nozzle component of more particularly to a kind of 3D printing equipment and 3D printing Equipment.

Background technology

Biological 3D printing refers to the principle and method by 3D printing, and (biomaterial is included natural biologic material and conjunction Into biomaterial or cell solution) print and become the three dimensional structure of design.Cell and biocompatible materialses can be utilized to make Biological prepared Chinese ink.When carrying out 3D printing, moved by programme-control nozzle component, nozzle component movement simultaneously will be biological black from its spout Juice sprays, and biological prepared Chinese ink is built mathematical model printing shaping according to the three-dimensional of default target three dimensional structure.

With the development of biological 3D printing technique, the tube chamber shape such as artificial blood vessel biological tissue is prepared by 3D printing technique The Development Trend and focus in biological 3D printing field are become.

By taking 3D blood vessel printers as an example.3D blood vessel printers are that a kind of biological 3D for printing tube cavity-like biological tissue beats Print machine.3D blood vessel printers generally include nozzle component, rotation bar assembly and motion platform component this three big module.

Nozzle component is mainly used in discharging biological prepared Chinese ink in order.Rotation bar assembly mainly uses itself rotary motion and connects Receive and biological prepared Chinese ink generate lumen structure thereon.Motion platform component is used to drive nozzle component and rotation bar assembly to produce Relative displacement.

For 3D blood vessel printers, after extruding due to biological prepared Chinese ink, the axial movement along rotation bar assembly is generally only needed to The biological prepared Chinese ink that instils can generate reservation shape, and compared to other 3D printers,, in print procedure, nozzle component need not enter for which The displacement of row Y direction.Just because of this, existing blood vessel printer generally will not design single displacement in Y direction and adjust Mechanism (such as guide rail, linear electric motors etc.).By one Y-axis adjustment structure of few setting, can be difficult with reduces cost, simplify control Degree, and cause 3D printer complete machine structure it is more succinct.

Accurately print and shape to realize, the spout of the nozzle component of 3D blood vessel printers is necessary with rotation bar assembly With higher synteny.Synteny is that the center of the spout of nozzle component is flat positioned at same XZ with the axis of rotation bar assembly In face.But in actual manufacture and assembling process, the spout of nozzle component and the synteny of rotation bar assembly often it is difficult to ensure that 's.For example：The factor such as workpiece itself manufacturing tolerance, material or the deformed or bent of line rail, rigging error, can all have influence on two The synteny of person.

It is in prior art, when the spout of nozzle component deviation occurs in Y direction position with rotation bar assembly, common Way is Y direction position to be finely adjusted by way of increasing cushion block between nozzle component and motion platform component.

During this utility model is realized, designer has found, by the way of cushion block is increased adjusts jet head sets The spout of part has following weak point in the position of Y direction relative to rotation bar assembly：

Regulation process is loaded down with trivial details, and operation inconvenience, the factor for producing gap are numerous, and the thickness of cushion block is difficult to select and determines, can Can increase and decrease cushion block repeatedly and amendment, need to debug repeatedly and measure checking, process is very complicated, adjustment operation and adaptability It is poor.Although in addition, adjust wasting time and energy, the accuracy of regulation is often difficult to ensure that.

Utility model content

The purpose of this utility model is the nozzle component and 3D printing equipment for providing a kind of 3D printing equipment, can be conveniently Realize the regulation of nozzle exit area in nozzle component.

This utility model first aspect provides a kind of nozzle component of 3D printing equipment, including nozzle structure, mounting structure And rotary shaft, the rotary shaft is connected with the nozzle structure and the mounting structure respectively, and the nozzle structure is around described The central axis of rotary shaft is relative to the mounting structure rotatably arranged with the position of the spout of the regulation nozzle structure.

Preferably, the nozzle component also includes fastening structure, and the fastening structure is in the position of spout tune Section after finishing is anchored on the nozzle structure on the mounting structure.

Preferably, the fastening structure includes threaded connector, and the mounting structure is provided with perforation, the threaded connection Part is connected through the perforation with the nozzle structure, with shower nozzle knot between the perforation and the threaded connector The activity clearance of threaded connector activity when structure is rotated for being connected on the nozzle structure.

Preferably, the nozzle component also includes actuating structure, and the actuating structure is used to drive the nozzle structure to enclose Around the center axis thereof.

Preferably, the actuating structure includes jackscrew, and the mounting structure is provided with the screwed hole coordinated with the jackscrew, The jackscrew is coordinated with the screwed hole so that the end of the jackscrew drives the nozzle structure to turn around the central axis It is dynamic.

Preferably, the nozzle component also includes actuating structure, and the actuating structure is used to drive the nozzle structure to enclose Around the center axis thereof, the actuating structure includes jackscrew, and the mounting structure is provided with screwed hole, the jackscrew and institute Screwed hole cooperation is stated, the end of the jackscrew is abutted with the threaded connector and passes through to drive the threaded connector motion band Move the nozzle structure and surround the center axis thereof.

Preferably, the actuating structure includes two jackscrews, and two jackscrews are respectively used to control the shower nozzle Structure is rotated in the opposite direction around the central axis.

Preferably, the actuating structure also includes reset element, and the jackscrew is coordinated with the reset element to adjust State rotational angle of the nozzle structure relative to the central axis.

Preferably, the arc-shaped rack that the actuating structure is included gear and is equipped with the gear, the gear can It is rotatably arranged on the mounting structure, the arc-shaped rack is connected with the nozzle structure；Or, the actuating structure bag Cam is included, the cam is relative to the mounting structure rotatably arranged with the cam is used to promote the nozzle structure to turn It is dynamic.

Preferably, the central axis of the rotary shaft is set to by the nozzle structure relative to the mounting structure Rotation can adjust the Y-axis position of described spout.

Preferably, the central axis of the rotary shaft is arranged along the X-direction of the 3D printing equipment.

This utility model second aspect provides a kind of 3D printing equipment, and the 3D printing equipment includes nozzle component, described Nozzle component is the nozzle component any one of this utility model first party.

Preferably, the 3D printing equipment also include rotation bar assembly, for adjusting the nozzle component relative to described Rotate the X-axis position adjusting mechanism of the axial location of bar assembly and for the nozzle component being adjusted relative to the swingle group The Z axis position adjusting mechanism of the height of part, the central axis of the rotary shaft is along the axially arranged of the rotation bar assembly.

Preferably, the 3D printing equipment is the biological 3D printing equipment for printing tube cavity-like biological tissue.

Preferably, the central axis is set to the nozzle structure and can adjust the spray around the center axis thereof The Y-axis position of mouth.

Preferably, the central axis is arranged along the X-direction of the 3D printing equipment.

The nozzle component and 3D printing equipment of the 3D printing equipment provided based on this utility model.Nozzle component includes shower nozzle Structure, mounting structure and rotary shaft, rotary shaft are connected with nozzle structure and mounting structure respectively, and nozzle structure is around rotary shaft Central axis is relative to mounting structure rotatably arranged with the position of the spout of adjusting shower nozzle structure.The nozzle component is by turning Dynamic nozzle structure is capable of achieving the regulation to nozzle exit area, there is provided the new side that a kind of nozzle exit area of nozzle component is adjusted Formula, can conveniently realize the regulation of nozzle exit area in nozzle component.And it is simple structure, easy to operate.

By detailed description referring to the drawings to exemplary embodiment of the present utility model, it is of the present utility model other Feature and its advantage will be made apparent from.

Description of the drawings

Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes the part of the application, Schematic description and description of the present utility model is used to explain this utility model, does not constitute to of the present utility model improper Limit.In the accompanying drawings：

Decomposition texture schematic diagrams of the Fig. 1 for nozzle component in the 3D printing equipment of this utility model embodiment.

Cross section structure diagrams of the Fig. 2 for the nozzle component of embodiment illustrated in fig. 1.

When there is deviation for the horizontal level of nozzle component and swingle in the 3D printing equipment of embodiment illustrated in fig. 1 in Fig. 3 Structural representation.

When there is deviation for the horizontal level of nozzle component and swingle in the 3D printing equipment of embodiment illustrated in fig. 1 in Fig. 4 Principles of Regulation schematic diagram.

Fig. 5 is non-mounting spray head component in the 3D printing equipment of this utility model embodiment and solid during rotation bar assembly Structural representation.

Dimensional structure diagrams of the Fig. 6 for the 3D printing equipment of this utility model embodiment.

In Fig. 1 to Fig. 4, each reference is represented respectively：

10th, nozzle structure, 11, spout, 20, mounting structure, 21, axis hole, 22, perforation, 23, screwed hole, 30, rotary shaft, 40th, threaded connector, 50, jackscrew, 60, swingle, 70, X-axis position adjusting mechanism, 80, Z axis position adjusting mechanism, 90, bottom Seat.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.It is illustrative below to the description only actually of at least one exemplary embodiment, never as to this practicality New and its application or any restriction for using.Based on the embodiment in this utility model, those of ordinary skill in the art are not having There is the every other embodiment obtained under the premise of making creative work, belong to the scope of this utility model protection.

Unless specifically stated otherwise, the part for otherwise illustrating in these embodiments and the table positioned opposite, digital of step Scope of the present utility model is not limited up to formula and numerical value.Simultaneously, it should be appreciated that for the ease of description, each shown in accompanying drawing The size of individual part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant Art, method and apparatus may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered to award A part for power description.In all examples of shown here and discussion, any occurrence should be construed as merely example Property, not as restriction.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：It is similar Label and letter similar terms is represented in following accompanying drawing, therefore, once be defined in a certain Xiang Yi accompanying drawing, then with Which need not be further discussed in accompanying drawing afterwards.

For the ease of description, space relative terms can be used here, such as " ... on ", " ... top ", " in ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation levied.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices To be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and " in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and And respective explanations are made to the relative description in space used herein above.

In the following description, X-axis, Y-axis and Z axis refer to 3D when nozzle component and in running order 3D printing equipment The three-dimensional coordinate axle of the motion module of printing device.The spout of the nozzle component of motion module control 3D printing equipment is beaten with carrying The relative position of the supporting part of print product.Under normal circumstances, X-axis is trunnion axis, and Z axis are the flat of vertical axes, X-axis and Z axis place Face is XZ planes, and Y-axis is the trunnion axis perpendicular to XZ planes.For example, in 3D blood vessel printing devices, X-axis is generally and rotation The axis direction identical trunnion axis of bar assembly, Z axis are vertical axes, and Y-axis is the trunnion axis perpendicular to XZ planes.

As shown in Figures 1 to 4, the nozzle component of the 3D printing equipment of the present embodiment includes nozzle structure 10, mounting structure 20th, rotary shaft 30, fastening structure and actuating structure.

Rotary shaft 30 is connected with nozzle structure 10 and mounting structure 20 respectively, and nozzle structure 10 is around the center of rotary shaft 30 Axis is relative to mounting structure 20 rotatably arranged with the position of the spout 11 of adjusting shower nozzle structure 10.

The nozzle component and the 3D printing equipment with the nozzle component are capable of achieving to spout by rotating nozzle structure The regulation of position, there is provided the new mode that a kind of nozzle exit area of nozzle component is adjusted, in conveniently can realizing nozzle component The regulation of nozzle exit area.And it is simple structure, easy to operate.

Fastening structure is for being anchored on mounting structure 20 by nozzle structure 10 after the position adjustments of spout 11 are finished.

As shown in Figures 1 to 4, in the present embodiment, fastening structure includes threaded connector 40, and mounting structure 20 is provided with to be worn Hole 22, threaded connector 40 are connected through perforation 22 with nozzle structure 10, with spray between perforation 22 and threaded connector 40 The activity clearance of 40 activity of threaded connector when header structure 10 is rotated for being connected on nozzle structure 10.

In the present embodiment, threaded connector 40 is in particular hexagon socket head cap screw.Perforation 22 is in particular along with rotary shaft 30 Central axis centered on camber line extend mounting hole.In other unshowned embodiments, perforation 22 can be and screw thread Between connector the circular hole etc. with larger gap other there is the perforation of activity clearance.

Actuating structure is used to drive nozzle structure 10 around the center axis thereof of rotary shaft 30.

As shown in Figures 1 to 4, actuating structure includes jackscrew 50.Mounting structure 20 is provided with the screw thread coordinated with jackscrew 50 Hole 23.Jackscrew 50 is coordinated with screwed hole 23 so that the end of jackscrew 50 drives nozzle structure 10 around the central axis of central shaft 30 Rotate.

Specifically, the end of jackscrew 50 is abutted with threaded connector 40 and is threaded connection the motion drive shower nozzle of part 40 Center axis thereof of the structure 10 around central shaft 30.

As shown in Figures 1 to 4, in the present embodiment, actuating structure includes two jackscrews 50, and two jackscrews 50 are respectively used to control Nozzle structure processed 10 is rotated in the opposite direction around the central axis of central shaft 30.

In other unshowned embodiments, actuating structure can also include reset element, and jackscrew 50 is matched somebody with somebody with reset element Close the rotational angle relative to central axis with adjusting shower nozzle structure 10.

In addition, actuating structure can also include gear and the arc-shaped rack being equipped with gear, gear rotationally sets It is placed on mounting structure, arc-shaped rack is connected with nozzle structure.Or, actuating structure can also include cam, cam relative to Mounting structure is rotatably arranged with cam is used to promote nozzle structure to rotate.

In the present embodiment, nozzle structure 10 includes two spouts 11 being arranged in juxtaposition along X-direction.Mounting structure 20 is main Including one piece of L-type connecting plate.Two sides of nozzle structure 10 are relative with two medial surface of L-type plate.

The axis hole 21 and four perforation 22 arranged along X-direction is offered on one block of side plate of L-type connecting plate.The side plate Two screwed holes 23 arranged along Y direction are offered on end wall.Near the end wall in two screwed holes 23 and four perforation 22 Two perforation 22 be respectively communicated with.Rotary shaft 30 is connected through axis hole 21 with nozzle structure 10.Four threaded connectors 40 are respective It is connected through corresponding perforation 22 with the threaded connection hole on nozzle structure 10.Two jackscrews 50 each with a screwed hole 23 coordinate, and the end face of two jackscrews 50 is offseted with the side of corresponding threaded connector 40.

In other unshowned embodiments, mounting structure can also be planar with installing plate, be provided with installation rotation Frame structure of axle sleeve of axle etc., as long as can realize installing rotary shaft and nozzle arrangements.

Wherein, mounting structure can unremovably be pacified removably or by welding manner by connectors such as screws On motion module loaded on 3D printing equipment, i.e., it is independent relative to motion module；Mounting structure can also be motion module A part, i.e., be dependent relative to motion module.

Wherein, X-axis with rotation bar assembly axial direction it is identical, Z axis are identical with vertical direction, and Y-axis be respectively perpendicular to X-axis with Z axis, three's form right angle coordinate system.

The 3D printing equipment of the present embodiment includes nozzle component, and nozzle component includes nozzle structure 10, wherein, nozzle structure 10 surround a central axis rotatably arranged with the position of the spout 11 of adjusting shower nozzle structure 10.Preferably, the 3D printing sets It is standby to include aforesaid nozzle component.

As shown in Figure 5 and Figure 6, it is preferable that 3D printing equipment also includes rotation bar assembly, relative for adjusting shower nozzle component In the X-axis position adjusting mechanism 70 of the axial location of rotation bar assembly and for adjusting shower nozzle structure 10 relative to rotation bar assembly Height Z axis position adjusting mechanism 80, the central axis of rotary shaft 30 is axially arranged along rotation bar assembly.The setting can be with It is conveniently adjusted the Y direction position of spout 11.Rotation bar assembly includes swingle 60.Nozzle component, rotation bar assembly, X-axis Position adjusting mechanism 70 and Z axis position adjusting mechanism 80 are may be contained within base 90.

In the present embodiment, the 3D printing equipment is to set for the biological 3D printing of printing tube cavity-like biological tissue such as blood vessel It is standby.

As shown in figure 3, the biological 3D printing equipment is when blood vessel is printed, and when the spout 11 of nozzle structure 10 is moved, spout 11 center need to be located in same perpendicular with the axis of rotation bar assembly and its rotation swing arm 60.But by machining accuracy difference and The impact of rigging error, nozzle component after being connected with Z axis position adjusting mechanism 80, differ by the center of two spout 11 The axis of fixed and swingle 60 is in same XZ planes.

The present embodiment is additionally arranged a rotary shaft 30 between nozzle structure 10 and mounting structure 20.10 phase of nozzle structure For mounting structure 20 can be around the center axis thereof parallel to X-axis.By the circular motion of spout 11, change spout 11 Y direction position, realize the fine setting of the Y-axis position of spout 11.

Rotary shaft 30 also has the effect for connecting and supporting nozzle structure 10.When threaded connector 40 is from nozzle structure 10 In threaded mounting hole screw out, depart from nozzle structure 10 when, rotary shaft 30 can avoid nozzle structure 10 from mounting structure 20 from By falling.

The manhole for being used for installing on mounting structure 20 threaded connector 40 is changed to into the waist-shaped hole with activity clearance, Can be that nozzle structure 10 provides certain degree of freedom rotated relative to mounting structure 20.Rotate when nozzle structure 10 is needed When, it is only necessary to the thrust between unscrewing screw connector 40 and mounting structure 20, need not be by threaded connector 40 from peace Remove in the threaded mounting hole in perforation 22 and nozzle structure 10 on assembling structure 20.

Jackscrew 50 is set on mounting structure 20, and jackscrew 50 can be moved along X-direction and the side with thread coupling member 40 Portion abuts such that it is able to threaded connector 40 is exerted a force to promote nozzle structure 10 to rotate.

This utility model embodiment also provides a kind of nozzle exit area control method of the nozzle component of 3D printing equipment, including By controlling the position that the nozzle structure 10 of nozzle component changes the spout 11 of nozzle structure 10 around a center axis thereof.

As shown in figure 4, in the present embodiment, the concrete regulation process of the Y-axis position adjustments of the spout 11 of nozzle structure 10 is such as Under：

Unscrew thread coupling member 40.Now, only have 30 connections of rotary shaft to make between nozzle structure 10 and mounting structure 20 With in this case, nozzle structure 10 can surround the pivot axis of rotary shaft 30.

Rotate two jackscrews 50.Make on demand one to loosen to rotate, it is another to screw direction rotation so that shower nozzle Structure 10 is rotated towards predetermined rotation direction around central axis relative to mounting structure 20, the spout 11 of adjusting shower nozzle structure 10 Y direction position, until it reaches target location.

Threaded connector 40 is locked, regulation is completed.

It should be noted that this utility model above example is only carried out by the regulation of the Y direction position to spout Illustrate, but the nozzle exit area control method of nozzle arrangements of the present utility model, 3D printer and nozzle assembly can be according to need The position in other directions of spout is finely adjusted and be not limited solely to Y direction position adjustments.

The nozzle exit area control method of the 3D printer and nozzle component of this utility model embodiment is had with nozzle component Similar advantage.

From the above description, it can be seen that this utility model above example has at least one following technique effect：

1st, compared to the regulative mode for increasing and decreasing cushion block in prior art, the nozzle component and 3D printing equipment are controlling shower nozzle The regulative mode control spout that structure is rotated presses arc track motion, so as to change the Y direction position of the spout of nozzle structure, Adjust simple, easy to operate, adaptability and repeatability is higher.

It is adjusted by jackscrew, it is possible to achieve the step-less adjustment of the Y direction position of spout, adjusts accurate.

2nd, compared to the mode of the Y-axis governor motion for being separately provided motor and track, reduce the whole machine cost of 3D printing equipment And deadweight, structure is more simplified, profile is more attractive in appearance.

Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model rather than which is limited System；Although being described in detail to this utility model with reference to preferred embodiment, those of ordinary skill in the art should Understand：Still specific embodiment of the present utility model can be modified or equivalent is carried out to some technical characteristics and replace Change；Without deviating from the spirit of technical solutions of the utility model, which all should cover the technical scheme being claimed in this utility model In the middle of scope.

Claims (16)

1. a kind of nozzle component of 3D printing equipment, including nozzle structure (10), mounting structure (20) and rotary shaft (30), it is described Rotary shaft (30) is connected with the nozzle structure (10) and the mounting structure (20) respectively, and the nozzle structure (10) is around institute The central axis of rotary shaft (30) is stated relative to the mounting structure (20) rotatably arranged with to adjust the nozzle structure (10) position of spout (11).

2. the nozzle component of 3D printing equipment according to claim 1, it is characterised in that the nozzle component also includes tight Fixing structure, the fastening structure is for being anchored on the nozzle structure (10) after the position adjustments of the spout (11) are finished On the mounting structure (20).

3. the nozzle component of 3D printing equipment according to claim 2, it is characterised in that the fastening structure includes screw thread Connector (40), the mounting structure (20) are provided with perforation (22), and the threaded connector (40) is through the perforation (22) It is connected with the nozzle structure (10), with the nozzle structure between the perforation (22) and the threaded connector (40) (10) the activity clearance of the threaded connector (40) activity when rotating for being connected on the nozzle structure (10).

4. the nozzle component of 3D printing equipment according to any one of claim 1 to 3, it is characterised in that the shower nozzle Component also includes actuating structure, and the actuating structure is used to drive the nozzle structure (10) around the center axis thereof.

5. the nozzle component of 3D printing equipment according to claim 4, it is characterised in that the actuating structure includes jackscrew (50), the mounting structure (20) is provided with the screwed hole (23) coordinated with the jackscrew (50), the jackscrew (50) with it is described Screwed hole (23) coordinates so that the end of the jackscrew (50) drives the nozzle structure (10) around the center axis thereof.

6. the nozzle component of 3D printing equipment according to claim 3, it is characterised in that the nozzle component also includes causing Dynamic structure, the actuating structure are used to drive the nozzle structure (10) around the center axis thereof, the actuating structure Including jackscrew (50), the mounting structure (20) is provided with screwed hole (23), and the jackscrew (50) is matched somebody with somebody with the screwed hole (23) Close, the end of the jackscrew (50) is abutted with the threaded connector (40) and by driving threaded connector (40) motion The nozzle structure (10) is driven around the center axis thereof.

7. the nozzle component of 3D printing equipment according to claim 5, it is characterised in that the actuating structure includes two The jackscrew (50), two jackscrews (50) are respectively used to control the nozzle structure (10) around the central axis direction Contrary direction rotates.

8. the nozzle component of 3D printing equipment according to claim 5, it is characterised in that the actuating structure also includes multiple Bit unit, the jackscrew (50) coordinate to adjust the nozzle structure (10) relative to the central axis with the reset element Rotational angle.

9. the nozzle component of 3D printing equipment according to claim 4, it is characterised in that the actuating structure includes gear And the arc-shaped rack being equipped with the gear, the gear is rotatablely arranged on the mounting structure, the arc Tooth bar is connected with the nozzle structure；Or, the actuating structure includes cam, and the cam can relative to the mounting structure Rotationally arrange, the cam is used to promote the nozzle structure to rotate.

10. the nozzle component of 3D printing equipment according to any one of claim 1 to 3, it is characterised in that the rotation The central axis of axle (30) is set to the rotation by the nozzle structure (10) relative to the mounting structure (20) and can adjust The Y-axis position of the described spout (11) of section.

The nozzle component of 11. 3D printing equipment according to claim 10, it is characterised in that in the rotary shaft (30) Heart axis is arranged along the X-direction of the 3D printing equipment.

A kind of 12. 3D printing equipment, the 3D printing equipment include nozzle component, it is characterised in that the nozzle component is root According to the nozzle component any one of claim 1 to 11.

13. 3D printing equipment according to claim 12, it is characterised in that the central axis is set to the shower nozzle knot Structure (10) can adjust the Y-axis position of the spout (11) around the center axis thereof.

14. 3D printing equipment according to claim 13, it is characterised in that the central axis is along the 3D printing equipment X-direction arrange.

15. 3D printing equipment according to claim 12, it is characterised in that the 3D printing equipment also includes swingle group Part, for adjust the nozzle component relative to it is described rotation bar assembly axial location X-axis position adjusting mechanism (70) and For adjusting Z axis position adjusting mechanism (80) of the nozzle component relative to the height of the rotation bar assembly, the center Axis is axially arranged along the rotation bar assembly.

16. 3D printing equipment according to claim 12, it is characterised in that the 3D printing equipment is for printing tube chamber The biological 3D printing equipment of shape biological tissue.