CN218838653U

CN218838653U - Fixing device suitable for biological 3D prints self-control mould

Info

Publication number: CN218838653U
Application number: CN202222790202.3U
Authority: CN
Inventors: 冯郸; 马洁; 楼敏铭
Original assignee: Tianjin Kangting Biological Engineering Group Co Ltd
Current assignee: Tianjin Kangting Biological Engineering Group Co Ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-04-11
Anticipated expiration: 2032-10-24

Abstract

The utility model relates to a fixing device suitable for biological 3D prints self-control mould, including the rectangular frame body, rectangular frame body bottom four corners all is provided with fixed suction cup, the bilateral symmetry system of rectangular frame body has rectangular sliding opening, and slides in the rectangular sliding opening of every side and be provided with a plurality of sliders, and the centre gripping subassembly is installed to the screw thread that goes back in the slider, the centre gripping subassembly includes threaded rod, centre gripping gasket and pole cap, the coaxial clamping gasket that is equipped with of threaded rod one end, the centre gripping gasket is located rectangular frame originally internally, is provided with the contact dough sheet on the clamping gasket, the threaded rod other end is the grab handle, and the grab handle is located the rectangular frame body outside. The utility model has the advantages of simple structure and novel design, place this device in 3D print platform's position, will make the mould by oneself during the use and put print platform on, and be located this device intermediate position, through rotatory centre gripping subassembly relatively fixed to realize making the fixed of mould by oneself.

Description

Fixing device suitable for biological 3D prints self-control mould

Technical Field

The utility model belongs to the technical field of it is biological, relate to biological 3D and print, especially a fixing device suitable for biological 3D prints self-control mould.

Background

3D bioprinting is a novel technique that enables the creation of 3D tissue constructs of similar tissue complexity and precise control, and is essentially an additive manufacturing process that uses 3D printing techniques to build material layer by layer and create 3D tissue constructs, the material bio-ink used in 3D bioprinting contains living cells and biomaterial that mimics the extracellular matrix environment and provides support for cell adhesion, proliferation and differentiation after printing.

The innovative technology is expected to meet a plurality of unmet key requirements in the field of medical research, and can be applied to cosmetic testing, drug discovery, in vitro models and functional organ replacement. In individualized 3D biological printing service, current 3D print platform is fixed orifice plate, but in the research process we often need to use some self-control printing's mould to be used for in the 3D printing, for example when printing external recombination full-thickness skin, the researcher is for the ease of follow-up skin shaping, easily trade the liquid in the cultivation, operations such as fixed, the researcher can oneself print the skin mould, later let skin print in the mould, but these self-control moulds do not match with 3D print platform, can't fix, and 3D printing material has certain viscosity, if do not fix self-control mould at the in-process of printing, the viscosity that the material produced can drag the mould removal position away, print and can't continue, and 3D print platform is the temperature control, it is to guarantee that the mould is controlled the temperature on the cold bench, still guarantee that self-control mould is unmovable, therefore need a fixing device that can be applicable to biological 3D printing self-control mould that can fix self-control mould promptly.

No patent documents relevant to the present application were found by search.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point, provide a simple structure, modern design can be with the fixed fixing device who is applicable to biological 3D printing self-control mould of self-control mould.

The utility model provides a its technical problem take following technical scheme to realize:

the utility model provides a fixing device suitable for biological 3D prints self-control mould, includes the rectangular frame body, rectangular frame body bottom four corners all is provided with fixed suction cup, the bilateral symmetry system of rectangular frame body has rectangular smooth mouthful, and slides in the rectangular smooth mouthful of every side and be provided with a plurality of sliders, and the centre gripping subassembly is installed to the screw thread that still goes back in the slider, the centre gripping subassembly includes threaded rod, centre gripping gasket and pole cap, the coaxial centre gripping gasket that is equipped with of threaded rod one end, the centre gripping gasket is located the rectangular frame originally internally, still be provided with the contact surface slice on the centre gripping gasket, the contact surface slice is used for contacting self-control mould lateral wall, the threaded rod other end is the grab handle, the grab handle is located the rectangular frame body outside, and there is the pole cap at grab handle tip coaxial arrangement still.

Moreover, the size of the inner frame of the rectangular frame body is the same as that of the biological 3D printing platform.

And, the slider includes the slide shaft, the slide shaft runs through rectangular sliding opening, and the coaxial fixed spacing fritter that is provided with in slide shaft both ends, and one of them spacing fritter is located rectangular frame originally internally, and another spacing fritter is located rectangular frame originally externally, all make the through-hole in the slider, be provided with the internal thread in this through-hole.

Moreover, the length of the strip sliding opening is the same as that of the biological 3D printing platform.

And, the centre gripping subassembly of rectangular frame body both sides is the symmetry setting, and just the quantity is 2 pairs at least.

The utility model discloses an advantage is with positive effect:

the utility model has simple structure and novel design, the device can be stably placed at the peripheral positions of the 3D printing platform through the arrangement of the suckers, and the self-made mold is placed on the printing platform when in use and is positioned at the middle position of the device, and is relatively fixed through the symmetrical two-side rotary clamping components, thereby realizing the fixation of the self-made mold; the clamping gasket of the clamping assembly is of a rectangular structure, so that the extrusion to a self-made die is reduced; and can place the self-control mould of different sizes, also can place a plurality of moulds simultaneously and print together.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an explosion diagram of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.

A fixing device suitable for a biological 3D printing self-control mold comprises a rectangular frame body 1, wherein four corners of the bottom end of the rectangular frame body are respectively provided with a fixing sucker 5 for fixing the rectangular frame body on the periphery of a biological 3D printing platform, two sides of the rectangular frame body are symmetrically provided with a long sliding opening 2, a plurality of sliding blocks 3 are arranged in the long sliding openings of each side in a sliding mode, clamping components 4 are further arranged in the sliding blocks in a threaded mode, each clamping component comprises a threaded rod 4-2, a clamping gasket 4-3 and a rod cap 4-1, a clamping gasket is coaxially and fixedly arranged at one end of each threaded rod and is located in the rectangular frame body, a contact surface patch is further arranged on each clamping gasket and is used for contacting the side wall of the self-control mold, the contact surface patch is made of the same material as the self-control mold, the other end of each threaded rod is a hand grab handle, the hand grab handle is located on the outer side of the rectangular frame body, a rod cap is further coaxially arranged at the end of the hand grab handle, and the clamping component can rotate the self-control mold conveniently;

in the specific implementation of the utility model, the size of the inner frame of the rectangular frame body is the same as that of the biological 3D printing platform;

the sliding block comprises a sliding shaft, the sliding shaft penetrates through the long sliding opening, the two ends of the sliding shaft are coaxially and fixedly provided with limiting round blocks, one limiting round block is positioned in the rectangular frame body, the other limiting round block is positioned outside the rectangular frame body, through holes are formed in the sliding block, and internal threads are arranged in the through holes;

further, the length of the side of the long sliding opening is the same as that of the biological 3D printing platform;

the clamping components are symmetrically arranged and at least 2 pairs of clamping components are arranged, so that the purpose of stable fixation is realized.

The utility model discloses specific use:

the utility model discloses before printing external recombination full-thickness skin in the mould of self-control as required, install the rectangular frame body of this device in biological 3D print platform's position all around through the sucking disc of its bottom earlier, make the rectangular frame body be located biological 3D print platform top, then self-control mould's shape as required, a plurality of centre gripping subassemblies of size determination installation, install centre gripping subassembly back in the slider, self-control mould also puts at 3D print platform this moment, then the rotatory centre gripping subassembly of screw thread, the contact dough sheet and the self-control module both sides department of meeting of the centre gripping subassembly that makes the symmetry set up, realize the fixed purpose of centre gripping.

The utility model has simple structure and novel design, the device can be stably placed at the peripheral positions of the 3D printing platform through the arrangement of the suckers, the self-made mold is placed on the printing platform when in use and is positioned at the middle position of the device, and the self-made mold is relatively fixed through the symmetrical two-side rotary clamping components, thereby realizing the fixation of the self-made mold; the clamping gasket of the clamping assembly is of a rectangular structure, so that the extrusion to a self-made die is reduced; and can place the self-control mould of different sizes, also can place a plurality of moulds simultaneously and print together.

Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.

Claims

1. The utility model provides a fixing device suitable for biological 3D prints self-control mould which characterized in that: including the rectangular frame body, rectangular frame body bottom four corners all is provided with fixed suction cup, the bilateral symmetry system of rectangular frame body has rectangular smooth mouthful, and slides in the rectangular smooth mouthful of every side and be provided with a plurality of sliders, and the centre gripping subassembly is installed to the screw thread that still goes back in the slider, the centre gripping subassembly includes threaded rod, centre gripping gasket and pole cap, the coaxial centre gripping gasket that is equipped with of threaded rod one end, the centre gripping gasket is located rectangular frame originally internally, still be provided with the contact patch on the centre gripping gasket, the contact patch is used for contacting self-control mould lateral wall, the threaded rod other end is the hand grab handle, the hand grab handle is located the rectangular frame body outside, at hand grab handle tip still coaxial arrangement have the pole cap.

2. The fixing device suitable for biological 3D prints self-control mould according to claim 1, characterized in that: the size of the inner frame of the rectangular frame body is the same as that of the biological 3D printing platform.

3. The fixing device suitable for biological 3D prints self-control mould according to claim 1, characterized in that: the slider includes the slide shaft, the slide shaft runs through rectangular sliding opening, and the coaxial fixed spacing fritter that is provided with in slide shaft both ends, and one of them spacing fritter is located rectangular frame originally internally, and another spacing fritter is located rectangular frame originally externally, all make the through-hole in the slider, be provided with the internal thread in this through-hole.

4. The fixing device suitable for biological 3D prints self-control mould according to claim 1, characterized in that: the length of rectangular sliding opening is the same with biological 3D print platform's length.

5. The fixing device suitable for biological 3D prints self-control mould according to claim 1, characterized in that: the clamping components on two sides of the rectangular frame body are symmetrically arranged, and the number of the clamping components is at least 2 pairs.