CN216032531U

CN216032531U - 3D beats printer head with leveling function

Info

Publication number: CN216032531U
Application number: CN202122406150.0U
Authority: CN
Inventors: 刘冉
Original assignee: Shenzhen Geeetech Technology Co ltd
Current assignee: Shenzhen Geeetech Technology Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-15
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to the technical field of 3D printing heads, in particular to a 3D printing head with a leveling function, which comprises a printing head mechanism, wherein the printing head mechanism comprises a cantilever support, one end of the cantilever support is fixedly provided with a printing head support, a printing head is detachably arranged on the printing head support, and a deformation sensor is fixedly arranged on the cantilever support; the printing head comprises a cantilever support, a printing platform, a deformation sensor, a printing head support and a butt joint fixing assembly, wherein the cantilever support is arranged on the printing platform, the printing head support is arranged on the cantilever support, the deformation sensor is arranged on the cantilever support, the cantilever support is arranged on the printing platform, the deformation sensor is arranged on the cantilever support, the deformation sensor is used for measuring the deformation of the cantilever support at different positions, the Z-direction height values of all points of the platform are measured, the inclination angle of the printing platform is measured according to the height values of all the points, the Z-direction compensation value of all points of the printing platform is obtained, the influence of the inclination of the printing platform on printing is reduced and eliminated, the printing head can be conveniently mounted and dismounted, and is convenient to replace and maintain.

Description

3D beats printer head with leveling function

Technical Field

The utility model relates to the technical field of 3D printing heads, in particular to a 3D printing head with a leveling function.

Background

3D printing device beat printer head round trip movement's on print platform in-process, if the slope of different degree appears in print platform, then can exert an influence to printer head, and current 3D printing device can't be fine detect out print platform whether slope, moreover, current 3D beats printer head and generally all is the integrated design, and the change that beats printer head to 3D can't be realized to this kind of design, in case the damage then need abandon whole 3D and beat printer head. In view of this, we propose a 3D print head with leveling function.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiencies, the present invention provides a 3D print head with a leveling function.

The technical scheme of the utility model is as follows:

A3D printing head with a leveling function comprises a printing head mechanism, wherein the printing head mechanism comprises a cantilever support, one end of the cantilever support is fixedly provided with a printing head support, a printing head is detachably arranged on the printing head support, and a deformation sensor is fixedly arranged on the cantilever support; and a butt joint fixing assembly is arranged between the printing head and the printing head bracket.

Preferably, the docking fixing assembly comprises a print head fixing assembly mounted on the print head bracket and a docking head arranged on the print head.

According to the technical scheme, the printing head fixing assembly comprises a fixing base, the fixing base is fixedly installed on the printing head support, two symmetrical butt joint protruding columns are fixedly installed on the fixing base, side fixing blocks are fixedly installed on two sides of each butt joint protruding column on the fixing base, and each side fixing block is provided with a limit screw in a threaded mode.

As a preferred technical scheme, the surface of the butt convex column is provided with threads.

According to the preferable technical scheme, a butt joint thread groove is formed in the center of the surface of the butt joint, and limiting thread grooves are formed in the two sides of the butt joint.

As an optimal technical scheme, the butt joint thread groove and the butt joint convex column are opposite in position, the butt joint thread groove and the butt joint convex column are matched in threaded mode, the limit thread groove and the limit screw rod are opposite in position, and the limit thread groove and the limit screw rod are matched in threaded mode.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the micro deformation of the cantilever support can be measured through the deformation sensor, and the micro deformation of the cantilever support at different positions can be measured through the movement of the printing head at different positions of the printing platform, so that the Z-direction height values of all points of the platform can be measured, and then the inclination angle of the printing platform can be measured through the height values of the points, so that the Z-direction compensation value of all points of the printing platform can be obtained, the influence of the inclination of the printing platform on printing can be reduced and eliminated, and the printing head can be conveniently installed and detached, and is convenient to replace and maintain.

Drawings

FIG. 1 is a schematic view of the overall structure of a print head mechanism according to the present invention;

FIG. 2 is a schematic, disassembled view of the printhead mechanism of the present invention;

FIG. 3 is a schematic view of the printhead mounting assembly of the present invention;

FIG. 4 is a schematic view of the butt joint of the present invention;

FIG. 5 is a schematic view of the leveling operation state of the present invention.

In the figure:

a print head mechanism 1;

the device comprises a cantilever bracket 11, a deformation sensor 12, a printing head bracket 13, a printing head fixing component 14, a fixing base 141, a butt convex column 142, a side fixing block 143, a limit screw 144, a printing head 15, a butt joint 16, a butt thread groove 161 and a limit thread groove 162;

a printing platform 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

A3D printing head with a leveling function comprises a printing head mechanism 1, wherein the printing head mechanism 1 comprises a cantilever support 11, one end of the cantilever support 11 is fixedly provided with a printing head support 13, a printing head 15 is detachably arranged on the printing head support 13, and a deformation sensor 12 is fixedly arranged on the cantilever support 11; a butt joint fixing component is arranged between the printing head 15 and the printing head bracket 13.

Preferably, the docking fixture assembly includes a printhead fixture assembly 14 mounted on the printhead carrier 13 and a docking head 16 mounted on the printhead 15.

Preferably, the print head fixing assembly 14 includes a fixing base 141, the fixing base 141 is fixedly installed on the print head bracket 13, two symmetrical docking convex columns 142 are fixedly installed on the fixing base 141, side fixing blocks 143 are fixedly installed on both sides of the docking convex columns 142 on the fixing base 141, and a limit screw 144 is threadedly installed on each side fixing block 143.

It should be added that the distance between the two side fixing blocks 143 is larger than the diameter of the print head 15, so as to avoid the obstruction of the print head 15 during the installation of the print head 15.

Preferably, the surface of the docking boss 142 is threaded.

Preferably, in this embodiment, a butt screw groove 161 is provided at a center position of a surface of the butt joint 16, and a limit screw groove 162 is provided at both sides of the butt joint 16.

It is to be added that the docking head 16 is inserted inside the print head 15 and is fixedly connected to it.

It should be noted that the print head holder 13, the docking protrusion 142, the docking adapter 16 and the print head 15 are all provided with material passing channels communicated with each other inside, so as to ensure the normal addition of the printing material.

Preferably, the abutting thread groove 161 and the abutting convex column 142 are opposite in position and are arranged in a thread matching manner, and the limiting thread groove 162 and the limiting screw 144 are opposite in position and are arranged in a thread matching manner.

In the specific use process, the butt joint 16 is aligned with the butt joint convex column 142 and inserted, so that the butt joint convex column 142 is inserted into the butt joint thread groove 161, the butt joint 16 can be screwed and fixed between the two due to the thread matching between the two, the stop is performed when the position of the limit thread groove 162 to which the butt joint 16 is screwed is opposite to the position of the limit screw 144, the limit screw 144 is rotated and inserted into the limit thread groove 162, the two can be screwed and fixed between the two due to the thread matching between the two, the limit fixing of the butt joint 16 can be realized by respectively inserting the two limit screws 144 into the corresponding limit thread grooves 162, the deviation of the printing head 15 in the printing process is avoided, the convenient installation of the printing head 15 on the printing head bracket 13 can be realized by the way, and the disassembly of the printing head 15 can be completed by only screwing out the limit screws 144 and the butt joint 16, replacement of the print head 15 is facilitated. During measurement, the whole printing head mechanism 1 is moved to a point A, then the whole printing head mechanism 1 is moved along the Z direction, the bottom of a printing head 15 is contacted with a printing platform 2, under the action of reverse force, a cantilever support 11 generates tiny deformation, the deformation of the cantilever support is measured through a deformation sensor 12, the Z-direction height value of the point A of the printing platform 2 is converted, then the printing head mechanism 1 is moved to a point B of the printing platform 2, repeated measurement is carried out, the Z-direction height value of the point B of the printing platform 2 is obtained, thus, measurement is carried out at different positions of the printing platform 2 repeatedly, the Z-direction height value of each point of the platform is measured, then the inclination angle of the printing platform 2 is measured through the height values of the points, the Z-direction compensation value of each point of the printing platform 2 is obtained, and the influence of the inclination of the printing platform 2 on printing is reduced and eliminated.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a 3D beats printer head with leveling function, includes and beats printer head mechanism (1), it includes cantilever bracket (11) to beat printer head mechanism (1), the one end fixed mounting of cantilever bracket (11) has and beats printer head bracket (13), it beats printer head (15) to beat printer head bracket (13) and go up detachable and install, its characterized in that: a deformation sensor (12) is fixedly arranged on the cantilever support (11); and a butt joint fixing component is arranged between the printing head (15) and the printing head bracket (13).

2. The 3D print head with leveling function according to claim 1, characterized in that: the butt joint fixing assembly comprises a printing head fixing assembly (14) arranged on a printing head bracket (13) and a butt joint (16) arranged on a printing head (15).

3. 3D print head with leveling function according to claim 2 characterized by: the printing head fixing assembly (14) comprises a fixing base (141), the fixing base (141) is fixedly installed on the printing head support (13), two symmetrical butt joint convex columns (142) are fixedly installed on the fixing base (141), side fixing blocks (143) are fixedly installed on two sides of the butt joint convex columns (142) on the fixing base (141), and each side fixing block (143) is provided with a limit screw (144) in a threaded mode.

4. 3D print head with leveling function according to claim 3 characterized by: the surface of the butt convex column (142) is provided with threads.

5. 3D print head with leveling function according to claim 2 characterized by: the surface center position of butt joint (16) is equipped with butt joint thread groove (161), the both sides of butt joint (16) all are equipped with spacing thread groove (162).

6. The 3D print head with leveling function according to claim 5, characterized in that: the butt joint thread groove (161) is opposite to the butt joint convex column (142) in position, the butt joint thread groove and the butt joint convex column are matched in threaded mode, the limit thread groove (162) is opposite to the limit screw rod (144) in position, and the limit screw groove and the limit screw rod are matched in threaded mode.