CN210045946U

CN210045946U - Flange forges and uses forming die

Info

Publication number: CN210045946U
Application number: CN201920858179.2U
Authority: CN
Inventors: 杨晓军
Original assignee: Changzhou Fengle Precision Forging Co Ltd
Current assignee: Changzhou Fengle Precision Forging Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-02-11
Anticipated expiration: 2029-06-10

Abstract

The utility model provides a flange forges and uses forming die, mould and shaping lower mould in the shaping, it has the shaping storehouse to open above the shaping lower mould, mould movable mounting is in the shaping storehouse in the shaping, open bottom the shaping storehouse has lower mounting groove, the lower mounting groove runs through to shaping lower mould lower surface, lower mounting groove embeds installs down the mold core, it has last mounting groove to run through on the shaping last mould, go up and install the mold core in the mounting groove, it has the upper groove to go up the mold core lower surface and open, it has the low groove to open on the lower mold core upper surface, upper groove and low groove all are spherical arc groove, the cambered surface of upper groove is the same with the cambered surface camber of low groove, the shaping is gone up the mould, the shaping lower mould, form the shaping chamber after the common compound die of upper mold core and lower mold core, the shaping chamber. The utility model provides a current forming die too big because of the flange size, the material mobility is fast, leads to the fracture or the folding problem to appear appearing after the forging shaping, is fit for the great flange of size to use.

Description

Flange forges and uses forming die

Technical Field

The utility model belongs to the technical field of flange forging mould equipment, concretely relates to flange forges and uses forming die.

Background

The flange is also called flange disc or flange, and the flange is a part for connecting the shaft and is used for connecting pipe ends; the flange is used for connecting two pieces of equipment, such as a speed reducer flange, a flange connection or a flange joint, and refers to a detachable connection which is formed by connecting a flange, a gasket and a bolt together to form a combined sealing structure, a pipeline flange refers to a flange for piping in a pipeline device, and is used for connecting an inlet flange and an outlet flange of the equipment on the equipment, the flange is provided with holes, the bolt tightly connects the two flanges, the flanges are sealed by using a gasket, the flange is divided into a threaded connection flange, a welding flange and a clamping flange, the flanges are used in pairs, a low-pressure pipeline can use a threaded connection flange, the welding flange with pressure of more than four kilograms is used, a sealing gasket is added between the two flange plates, and then the flanges are fastened by using the bolt, and the thicknesses of the flanges with.

The forging mould is a mould that can forge blank and press molding, and the forging mould is essential in the forming process of die forging, in the production process of flange, also uses the forging mould, and through the big flange of forging forming die fashioned size, the mobility of the inside metal of flange is fast, leads to the flange to produce the fracture or fold at the position that has the corner easily, increases the forged waste product volume of flange.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solved current large-scale flange when the shaping is forged, because of the material mobility is fast, lead to the forging shaping after fracture or folding problem appear, provide a flange and forge and use forming die for this reason.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a flange forges and uses forming die, includes mould and shaping lower mould in the shaping, it has the shaping storehouse to open the shaping lower mould top, mould movable mounting is in the shaping storehouse in the shaping, open the shaping storehouse bottom has lower mounting groove, the mounting groove runs through to shaping lower mould lower surface down, the embedding is installed down the mold core down in the mounting groove, it has last mounting groove to run through to open on the shaping last mould, it installs the mold core in the mounting groove to go up, it has the upper groove to go up the mold core lower surface to open, it has the low groove to open on the lower mold core upper surface, upper groove and low groove all are a spherical arc groove, the cambered surface of upper groove is the same with the cambered surface camber of low groove, form the shaping chamber after mould, shaping lower mould, upper mold core and lower mold core compound die jointly, the shaping chamber is located upper groove and low groove department and constitutes.

Furthermore, the lower end edge of the upper die core is provided with a fillet, and the upper end edge of the upper die core is provided with a fillet.

Furthermore, a mold lifting hole penetrates through the center of the upper surface of the upper mold core, and a material ejecting hole penetrates through the center of the lower surface of the lower mold core.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses structural at forming die, mould on the shaping through the combination formula, the shaping lower mould, go up the die core and form the shaping chamber of flange with the lower die core, make the flange can be at shaping intracavity rapid prototyping after the pressurized, the shaping clout of bread type is formed in the shaping storehouse through the lower recess on last die core and the lower recess on the die core down, make large-scale flange increase metal molecule flow space when the shaping extrudees, forge the border at last die core and all set into the radius angle with the lower die core simultaneously, increase the space mobility of metal molecule, avoided producing fracture or folding, reduce the quantity of reporting the waste product.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a molding cavity in an embodiment of the present invention;

the most important element symbols of the embodiment of the utility model are as follows:

an upper forming die-1, an upper mounting groove-101, a lower forming die-2, a forming bin-201, a lower mounting groove-202, an upper die core-3, an upper groove-301, a die lifting hole-302, a lower die core-4, a lower groove-401, a material ejecting hole-402, a forming cavity-5 and a fillet-6.

Detailed Description

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", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1 and 2, a forming die for flange forging comprises an upper forming die 1 and a lower forming die 2, wherein a forming bin 201 is formed above the lower forming die 2, the upper forming die 1 is movably mounted in the forming bin 201, a lower mounting groove 202 is formed at the bottom of the forming bin 201, the lower mounting groove 202 penetrates through the lower surface of the lower forming die 2, a lower die core 4 is embedded in the lower mounting groove 202, an upper mounting groove 101 is formed in the upper forming die 1, an upper die core 3 is mounted in the upper mounting groove 101, an upper groove 301 is formed in the lower surface of the upper die core 3, a lower groove 401 is formed in the upper surface of the lower die core 4, the upper groove 301 and the lower groove 401 are both spherical arc grooves, the arc surface of the upper groove 301 has the same curvature as that of the lower groove 401, and a forming cavity 5 is formed after the upper forming die 1, the lower forming die 2, the upper die core 3 and the lower die core 4, the molding cavity 5 is positioned at the upper groove 301 and the lower groove 401 to form a spherical cylindrical structure.

Furthermore, the lower end edge of the upper mold core 3 is provided with a fillet 6, and the upper end edge of the upper mold core 3 is provided with a fillet 6.

Further, a mold lifting hole 302 is formed in the center of the upper surface of the upper mold core 3 in a penetrating manner, and a material ejecting hole 402 is formed in the center of the lower surface of the lower mold core 4 in a penetrating manner.

The utility model discloses structural at forming die, mould 1 in the shaping through the combination formula, shaping lower mould 2, go up the die core 3 and the shaping chamber 5 that the die core 4 formed the flange down, make the flange can be quick shaping in shaping chamber 5 after the pressurized, form the shaping clout of bread type in shaping storehouse 201 through last recess 301 on last die core 3 and low recess 401 on the die core 4 down, make large-scale flange increase metal molecule flow space when the shaping extrudees, it all sets to fillet 6 to forge the border at last die core 3 and die core 4 down simultaneously, increase metal molecule's space mobility, avoided producing the fracture or folding, reduce the quantity of reporting the waste product, and the forming die of combination formula is convenient can dismantle alone and change after wearing and tearing, reduce the whole set of condemned cost of mould.

This forming die corresponds the forging method that uses according to the specific upper groove 301 of forming die and low groove 401 structure in forging, can make the bar progressively take shape to the structure in above-mentioned shaping chamber 5 to avoid forming flange inner wall and corner position to receive the fracture or folding that metal molecule mobility and produced, according to the structure and the forging method of embodiment, the utility model is suitable for a quality is the forging flange more than 80 kg.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a flange forges uses forming die, includes mould (1) and shaping lower mould (2) in the shaping, it has shaping storehouse (201) to open shaping lower mould (2) top, mould (1) movable mounting is in shaping storehouse (201) in the shaping, its characterized in that: the bottom of the molding bin (201) is provided with a lower mounting groove (202), the lower mounting groove (202) penetrates through the lower surface of the lower molding die (2), a lower mold core (4) is embedded and installed in the lower installation groove (202), an upper installation groove (101) is arranged on the upper molding die (1) in a penetrating manner, an upper mold core (3) is arranged in the upper mounting groove (101), an upper groove (301) is formed in the lower surface of the upper mold core (3), the upper surface of the lower mold core (4) is provided with a lower groove (401), the upper groove (301) and the lower groove (401) are both spherical arc grooves, the curvature of the cambered surface of the upper groove (301) is the same as that of the cambered surface of the lower groove (401), the upper forming die (1), the lower forming die (2), the upper die core (3) and the lower die core (4) are combined together to form a forming cavity (5), the molding cavity (5) is positioned at the upper groove (301) and the lower groove (401) to form a spherical cylindrical structure.

2. The forming die for flange forging according to claim 1, wherein: the die is characterized in that a fillet (6) is arranged at the lower end edge of the upper die core (3), and a fillet (6) is arranged at the upper end edge of the upper die core (3).

3. The forming die for flange forging according to claim 2, wherein: the center of the upper surface of the upper mold core (3) is provided with a mold lifting hole (302) in a penetrating manner, and the center of the lower surface of the lower mold core (4) is provided with a material ejecting hole (402) in a penetrating manner.