CN216465637U

CN216465637U - 3D printing large-structure nonmetal mold based on discrete-accumulation technology

Info

Publication number: CN216465637U
Application number: CN202122474968.6U
Authority: CN
Inventors: 杨涛; 罗娜; 赵松
Original assignee: Jiashan Crystal Model Technology Co ltd
Current assignee: Jiashan Crystal Model Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-05-10
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a 3D printing large-structure non-metal mold based on a discrete-stacking technology, which comprises a base, a right mold and a left mold, wherein a dovetail groove is formed in the top of the base; a first heat dissipation pipeline is formed inside the left die, a second heat dissipation pipeline is formed inside the right die, a water inlet connector communicated with the first heat dissipation pipeline is fixedly installed on the side wall of the left die, and a water outlet connector communicated with the second heat dissipation pipeline is fixedly installed on the side wall of the right die; and a semicircular limiting plate is fixedly arranged on the side wall of the left die. The positioning splicing use is convenient, the cooled product is convenient to take down after the forming, the product quality is favorably improved, the non-metal die is prevented from being damaged due to overheating of materials, and the service life is favorably prolonged.

Description

3D printing large-structure nonmetal mold based on discrete-accumulation technology

Technical Field

The utility model relates to the technical field of non-metal molds, in particular to a 3D printing large-structure non-metal mold based on a discrete-accumulation technology.

Background

The mold is a tool which has a certain shape and is used for forming a product through a certain technological means so that the product has a corresponding shape and functions. The non-metal mold refers to a mold which is made of non-metal material, and is widely applied but not limited to molding and manufacturing of composite material products. The general process of making a non-metal mold is to make a male mold, commonly called a female mold, and to make a female mold by laminating, thickening, installing and fixing non-metal mold materials on the male mold. In the manufacturing process of the discrete accumulation technology, a three-dimensional curved surface or a solid model (also called an electronic model) of a computer of a required part is designed by three-dimensional CAD software, and then the computer is layered according to a certain thickness according to process requirements, so that the original three-dimensional electronic model is changed into two-dimensional plane information (section information), namely a discrete process; and then the layered data is processed to a certain degree, processing parameters are added to generate numerical control codes, and under the control of a microcomputer, a numerical control system sequentially and continuously processes each thin layer in a plane processing mode and enables the thin layers to be automatically bonded and formed, so that the material stacking process is realized, and the 3D printing widely adopts a discrete stacking technology.

Application number CN201920231005.3 discloses a 3D printing non-metal mold, which comprises a bottom frame, a steel grating, a supporting foam layer, a first enhancement layer, a heating layer, a second enhancement layer, and an additive layer; the method utilizes the 3D printing technology to perform additive manufacturing, is different from the traditional cutting removal technology, and ensures that the complex structure in the product can be directly generated during molding and the production period is greatly shortened; the utility model has the advantages of stable structure, good heat preservation effect, heating function and high manufacturing speed.

A 3D printing non-metal mold of the above technology has the following disadvantages: quick installation location of being not convenient for in the mould use, and the finished product is not convenient for take out after the mould shaping, is melted the change by the raw materials of high temperature easily in the mould use.

Therefore, a 3D printing large-structure non-metal mold based on a discrete-stacking technology is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a 3D printing large-structure nonmetal mould based on a discrete-accumulation technology, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

A3D printing large-structure nonmetal mould based on a discrete-stacking technology comprises a base, a right mould and a left mould, wherein a dovetail groove is formed in the top of the base, the top of the base is connected with the right mould and the left mould in a sliding mode, dovetail limiting blocks are fixedly installed at the bottoms of the left mould and the right mould, and the right mould and the left mould are attached to each other;

a first heat dissipation pipeline is constructed in the left die, a second heat dissipation pipeline is constructed in the right die, a water inlet joint communicated with the first heat dissipation pipeline is fixedly installed on the side wall of the left die, and a water outlet joint communicated with the second heat dissipation pipeline is fixedly installed on the side wall of the right die;

the lateral wall installation of left side mould is fixed with semicircular limiting plate, the lateral wall of right side mould is constructed the semicircular groove with the limiting plate adaptation, the top integrated into one piece of base has spherical protrusion, the bottom of right side mould and the bottom of left mould all construct with the spherical groove of spherical protrusion adaptation, the cooperation of limiting plate and semicircular groove and the cooperation of spherical protrusion and spherical groove, be convenient for install right mould and left mould on the base, and right mould and left mould can be exact laminating, can not misplace, it is comparatively convenient to use.

Furthermore, the two sides of the base are respectively provided with a lengthening plate, the top of the lengthening plate is flush with the bottom of the dovetail groove, and the dovetail groove formed in the base is aligned to the dovetail limiting block at the bottom of the right die and the dovetail groove through the lengthening plate.

Further, the lateral wall integrated into one piece of right side mould has the ring arch, the ring arch sets up in the junction of first heat dissipation pipeline and second heat dissipation pipeline, does benefit to the seal when improving first heat dissipation pipeline and second heat dissipation pipeline connection, avoids the seepage cooling water.

Furthermore, the water outlet joint is positioned above the water inlet joint, and cooling water flows under the action of pressure, so that heat of the die can be absorbed, and the cooling efficiency is improved.

Further, the side wall of the right die and the side wall of the left die are both provided with handle grooves, so that the right die and the left die can be pulled to move conveniently.

Compared with the prior art, the utility model has the following beneficial effects: the base, the right die and the left die are arranged, so that the splicing and the use are convenient, and the product is convenient to take down after being formed; through the arrangement of the limiting plate and the semicircular groove which are matched with each other, the spherical protrusion and the spherical groove which are matched with each other, and the dovetail groove and the dovetail limiting block which are matched with each other, the right die and the left die can be conveniently installed and attached after being positioned, dislocation is avoided, and the product quality is improved; through the first heat dissipation pipeline, the second heat dissipation pipeline, water supply connector and the water connectors that set up, be convenient for insert the cooling water, cool down fashioned product, avoid non-metallic mold because of the overheated mould that leads to of material is impaired, do benefit to the life who improves the mould, can also assist the product cooling, conveniently take out the product fast.

Drawings

Fig. 1 is a schematic view of the overall structure of a 3D printing large-structure non-metal mold based on the discrete-stacking technology.

Fig. 2 is a cross-sectional view of a 3D printing large-structure non-metal mold based on a discrete-stacking technique according to the present invention.

Fig. 3 is a cross-sectional view of a left mold for 3D printing of a large-structure non-metal mold based on a discrete-stacking technique according to the present invention.

In the figure: 1. a base; 2. a right mold; 3. a left mold; 4. a spherical bulge; 5. a lengthening plate; 6. a dovetail groove; 7. a dovetail limiting block; 8. a water inlet joint; 9. a first heat dissipation duct; 10. a second heat dissipation duct; 11. the circular ring is convex; 12. a water outlet joint; 13. a limiting plate; 14. a handle slot.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a 3D printing large-structure nonmetal mold based on a discrete-stacking technology comprises a base 1, a right mold 2 and a left mold 3, wherein a dovetail groove 6 is formed at the top of the base 1, the top of the base 1 is connected with the right mold 2 and the left mold 3 in a sliding manner, dovetail limiting blocks 7 are respectively installed and fixed at the bottoms of the left mold 3 and the right mold 2, and the right mold 2 and the left mold 3 are attached to each other;

a first heat dissipation pipeline 9 is formed inside the left die 3, a second heat dissipation pipeline 10 is formed inside the right die 2, a water inlet joint 8 communicated with the first heat dissipation pipeline 9 is fixedly installed on the side wall of the left die 3, and a water outlet joint 12 communicated with the second heat dissipation pipeline 10 is fixedly installed on the side wall of the right die 2;

the lateral wall installation of left side mould 3 is fixed with semicircular limiting plate 13, the lateral wall of right side mould 2 is constructed the semicircular groove with limiting plate 13 adaptation, the top integrated into one piece of base 1 has spherical protrusion 4, the bottom of right side mould 2 and the bottom of left mould 3 all are constructed the spherical groove with spherical protrusion 4 adaptation, the cooperation of limiting plate 13 and semicircular groove and the cooperation of spherical protrusion 4 and spherical groove, be convenient for install right mould 2 and left mould 3 on base 1, and right mould 2 and left mould 3 can be exact laminating, can not misplace, and it is comparatively convenient to use.

Wherein, base 1's both sides all are installed and are fixed with extension board 5, the top of extension board 5 flushes with the bottom of dovetail 6, through extension board 5, is convenient for aim at dovetail 6 on the base 1 with the forked tail stopper 7 of right mould 2 and left mould 3 bottom.

Wherein, the lateral wall integrated into one piece of right mould 2 has the ring protruding 11, the protruding 11 settings of ring are in the junction of first radiating pipe 9 and second radiating pipe 10, do benefit to the seal when improving first radiating pipe 9 and second radiating pipe 10 and connect, avoid the seepage cooling water.

Wherein, water connectors 12 is located the top of water connectors 8, and cooling water flows under the effect of pressure, can absorb the heat of mould, does benefit to and improves cooling efficiency.

Wherein, the side wall of the right mould 2 and the side wall of the left mould 3 are both configured with handle grooves 14, which is convenient for pulling the right mould 2 and the left mould 3 to move.

The utility model is a 3D printing large-structure nonmetal mold based on a discrete-stacking technology, when in use, dovetail limiting blocks 7 at the bottoms of a right mold 2 and a left mold 3 are aligned to dovetail grooves 6, then the right mold 2 and the left mold 3 are mutually attached, a limiting plate 13 of the left mold 3 is inserted into a semicircular groove of the right mold 2, a spherical groove at the bottoms of the right mold 2 and the left mold 3 is attached to a spherical bulge 4 at the top of a base 1, a water inlet joint 8 is communicated with cooling water, the cooling water flows in a first heat dissipation pipeline 9 and a second heat dissipation pipeline 10 in a unidirectional mode during the use of the mold, the temperature of the right mold 2, the left mold 3 and a finished product is reduced, and after molding, fingers are inserted into a handle groove 14 to pull the right mold 2 and the left mold 3 outwards to separate the finished product, and the finished product can be taken out.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A3D printing large-structure nonmetal mold based on a discrete-stacking technology comprises a base (1) and is characterized by further comprising a right mold (2) and a left mold (3), wherein a dovetail groove (6) is formed in the top of the base (1), the top of the base (1) is connected with the right mold (2) and the left mold (3) in a sliding mode, dovetail limiting blocks (7) are fixedly installed at the bottoms of the left mold (3) and the right mold (2), and the right mold (2) and the left mold (3) are attached to each other;

a first heat dissipation pipeline (9) is constructed in the left die (3), a second heat dissipation pipeline (10) is constructed in the right die (2), a water inlet joint (8) communicated with the first heat dissipation pipeline (9) is fixedly installed on the side wall of the left die (3), and a water outlet joint (12) communicated with the second heat dissipation pipeline (10) is fixedly installed on the side wall of the right die (2);

the lateral wall installation of left side mould (3) is fixed with semicircular limiting plate (13), the lateral wall of right side mould (2) is constructed the semicircular groove with limiting plate (13) adaptation, the top integrated into one piece of base (1) has spherical protrusion (4), the bottom of right side mould (2) and the bottom of left mould (3) all are constructed the spherical groove with spherical protrusion (4) adaptation.

2. The 3D printing large-structure non-metal mold based on the discrete-stacking technology is characterized in that: the two sides of the base (1) are fixedly provided with lengthened plates (5), and the tops of the lengthened plates (5) are flush with the bottoms of the dovetail grooves (6).

3. The 3D printing large-structure non-metal mold based on the discrete-stacking technology is characterized in that: the lateral wall integrated into one piece of right side mould (2) has ring arch (11), ring arch (11) set up the junction at first heat dissipation pipeline (9) and second heat dissipation pipeline (10).

4. The 3D printing large-structure non-metal mold based on the discrete-stacking technology is characterized in that: the water outlet joint (12) is positioned above the water inlet joint (8).

5. The 3D printing large-structure non-metal mold based on the discrete-stacking technology is characterized in that: the side wall of the right die (2) and the side wall of the left die (3) are both provided with handle grooves (14).