CN212329554U

CN212329554U - Die forging die for travelling wheel of port machinery

Info

Publication number: CN212329554U
Application number: CN202020959172.2U
Authority: CN
Inventors: 孙志强; 胡兆明; 陈志通; 孙斌
Original assignee: CHANGZHOU SHUANGQIANG MACHINERY MANUFACTURING CO LTD
Current assignee: CHANGZHOU SHUANGQIANG MACHINERY MANUFACTURING CO LTD
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-12
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to a harbour machinery walks round die forging mould, including relative last forging mould and the lower forging mould that sets up, go up the forging mould and include upper end mould, last side mould and upper die, lower forging mould includes lower end mould, lower side mould and the lower mould that corresponds the setting with last forging mould. The upper end die and the upper section die are in sliding connection, the lower end die and the lower section die are in sliding connection, the upper side die is in sliding connection with the upper end die and is fixedly connected with the upper section die through a fastening screw, the lower side die is in sliding connection with the lower section die and is fixedly connected with the lower section die through a fastening screw, the two ends of the upper end die are provided with upper pin grooves, the two ends of the lower end die are provided with lower pin grooves, sliding chutes are formed in the upper end die and the lower end die, and sliding lugs matched with the sliding chutes are arranged on the upper side die, the upper section die, the lower side die and the lower section die. The upper side die, the lower side die, the upper section die and the lower section die which have various structural changes are adopted, so that the whole die cavity can realize simple module replacement to replace a multi-groove forging die, and the space utilization is maximized.

Description

Die forging die for travelling wheel of port machinery

Technical Field

The utility model relates to a mechanical die, especially a harbour machinery walks round die forging die.

Background

The single-mode forging die is simple in design, small in module size, short in manufacturing period, low in cost and simple to operate, but is limited by comprehensive factors such as raw material utilization rate and low production efficiency in mass production, and adaptability is poor.

The multi-groove forging die has the advantages of high production efficiency, good quality of forgings and the like, is suitable for producing forgings with complex shapes and large production batches, but needs larger space for distributing a plurality of die grooves such as a finish forging die groove, a pre-forging die groove, a blank making die groove and the like.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the single-die forging die has poor adaptability, the multi-groove forging die needs large space, and both the single-die forging die and the multi-groove forging die can not simultaneously meet the requirements of port machinery travelling wheel forging.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a harbour machinery travelling wheel die forging mould, includes relative upper forging die and the lower forging die that sets up, upper forging die include upper end mould, upper side mould and upper die, the lower forging die include with upper forging die correspond lower end mould, lower side mould and the lower mould that sets up. The upper end mould and the upper section mould are in sliding connection, the lower end mould and the lower section mould are in sliding connection, the upper side mould is in sliding connection with the upper end mould and is fixedly connected with the upper section mould through a fastening screw, the lower side mould is in sliding connection with the lower end mould and is fixedly connected with the lower section mould through a fastening screw, and the two ends of the upper end mould are provided with an upper pin slot and the two ends of the lower end mould are provided with a lower pin slot. The upper end die and the lower end die are provided with sliding chutes which are used for sliding, the upper side die, the upper section die, the lower side die and the lower section die are provided with lugs which are matched with the sliding chutes and used for sliding, and the upper side die and the upper section die which are connected with the upper end die in a sliding manner, and the lower side die and the lower section die which are connected with the lower end die in a sliding manner are integrally fixed by adopting upper pin grooves at two ends of the upper end die and lower pin grooves at two ends of the lower end die, so that the whole die cavity can be simply replaced by a module to replace a plurality of die grooves such as a finish forging die groove, a pre-forging die groove and a blank making die groove of a multi-groove forging die.

The wheel shaft core mold and the rotating shaft core mold are arranged on the protruding portion of the convex structure and comprise two groups and are respectively and correspondingly connected with the upper section mold and the lower section mold. By arranging the axle core mold and the rotating shaft core mold as finish forging mold grooves, the modeling requirement of the port machinery travelling wheel is further met.

The side edge of the concave part of the concave structure close to the spindle core mold forms an included angle alpha with the horizontal plane, and the alpha is 6 degrees. The hardness requirement of the formed wheel tread is met, an included angle of 6 degrees exists, and the bearing capacity of the port machinery travelling wheel is maximized under the test of the included angle.

The end parts of the axle core mould and the rotating shaft core mould and the end parts of the upper side mould and the lower side mould are positioned on the same horizontal plane during molding. When in molding, the whole die cavity is stressed uniformly to the maximum extent so as to further meet the requirements that the shock resistance, the cracking resistance, the wear resistance, the contact fatigue resistance and the bearing capacity of the port mechanical travelling wheel reach the standard and meet the use requirements.

The utility model discloses harbour machinery walks the theory of operation of round die forging die and is: the blank making die cavity adopts an upper side die, a lower side die, an upper die and a lower die to form a die cavity with an oval cross section, the preforging die cavity is replaced with the upper side die, the lower side die, the upper die and the lower die to form a die cavity with a cross section similar to a playground runway, and the final forging die cavity is replaced with the upper side die, the lower side die, the upper die and the lower die to form a final die cavity.

The utility model has the advantages that: the utility model discloses a harbour machinery travelling wheel die forging mould, through the last side form and the cope match-die with upper end mould sliding connection, with lower extreme mould sliding connection's lower side form and lower die, the last cotter way that adopts upper end mould both ends and the lower cotter way monolithic stationary at lower extreme mould both ends, make the simple module replacement of whole thorax realization, adopt the last side form that multiple structure changes, the lower side form, cope match-die and the lower die to replace a plurality of die grooves such as the finish forging die groove of multislot forging die, the preforging die groove, system base die groove, realize that the space utilizes the maximize. The end parts of the axle core mold and the rotating shaft core mold and the end parts of the upper side mold and the lower side mold are positioned on the same horizontal plane during molding, so that the stress of the whole mold cavity is uniform to the maximum extent, the impact resistance, the cracking resistance, the wear resistance, the contact fatigue resistance and the bearing capacity of the port mechanical travelling wheel reach the standards, and the use requirements are met.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a finish forging die cavity of the present invention;

fig. 2 is a schematic structural view of the upper end die of the present invention;

fig. 3 is a schematic structural diagram of the lower die of the present invention.

Reference numbers in the figures: 1-upper end die, 11-upper pin groove, 2-upper side die, 3-upper section die, 4-wheel axle core die, 5-rotating shaft core die, 6-lower end die, 61-lower pin groove, 7-lower side die and 8-lower section die.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The walking wheel die forging die for the port machinery shown in the figures 1-3 comprises an upper forging die and a lower forging die which are oppositely arranged, wherein the upper forging die comprises an upper end die 1, an upper side die 2 and an upper section die 3, the lower forging die comprises a lower end die 6, a lower side die 7 and a lower section die 8 which are correspondingly arranged with the upper forging die, the upper end die 1 is in sliding connection with the upper section die 3, the lower end die 6 is in sliding connection with the lower section die 8, the upper side die 2 is in sliding connection with the upper end die 1 and is fixedly connected with the upper section die 3 through a fastening screw, the lower side die 7 is in sliding connection with the lower end die 6 and is fixedly connected with the lower section die 8 through a fastening screw, upper pin grooves 11 are formed in two ends of the upper end die 1, and lower pin grooves 61 are formed in two ends of.

Under the finish forging die cavity, the upper die 2 and the lower die 7 adopt concave structures, and the upper section die 3 and the lower section die 8 adopt two groups of convex structures. The wheel axle core mold structure further comprises a wheel axle core mold 4 and a rotating shaft core mold 5, wherein the rotating shaft core mold 5 is arranged on the protruding portion of the convex structure, and the wheel axle core mold 4 and the rotating shaft core mold 5 comprise two groups and are respectively and correspondingly connected with the upper section mold 3 and the lower section mold 8. The side edge of the concave part of the concave structure close to the spindle core mould 5 forms an included angle alpha with the horizontal plane, and the alpha is 6 degrees. The ends of the axle core mold 4 and the spindle core mold 5 are on the same level as the ends of the upper mold 2 and the lower mold 7 at the time of molding.

The blank making die cavity adopts an upper side die 2, a lower side die 7, an upper die 3 and a lower die 8 to form a die cavity with an oval cross section, the preforging die cavity is replaced by the upper side die 2, the lower side die 7, the upper die 3 and the lower die 8 to form a die cavity with a cross section similar to a playground runway, and the final forging die cavity is replaced by the upper side die 2, the lower side die 7, the upper die 3 and the lower die 8 to form a final die cavity.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a harbour machinery travelling wheel die forging mould, includes relative upper forging die and the lower forging die that sets up which characterized in that: go up the forging die include upper end mould (1), upside mould (2) and cope match-die (3), lower forging die include lower end mould (6), lower side mould (7) and lower section mould (8) that correspond the setting with last forging die, upper end mould (1) and cope match-die (3) sliding connection, lower end mould (6) and lower section mould (8) sliding connection, upper side mould (2) and upper end mould (1) sliding connection, pass through fastening screw fixed connection with cope match-die (3), lower side mould (7) and lower end mould (6) sliding connection, pass through fastening screw fixed connection with lower section mould (8), upper end mould (1) both ends be equipped with cotter way (11), lower extreme mould (6) both ends are equipped with down cotter way (61).

2. The die forging die for the travelling wheel of the port machinery as claimed in claim 1, wherein: the upper die (2) and the lower die (7) adopt concave structures, and the upper die (3) and the lower die (8) adopt two groups of convex structures.

3. The die forging die for the travelling wheel of the port machinery as claimed in claim 2, wherein: the wheel axle core mold structure is characterized by further comprising a wheel axle core mold (4) and a rotating shaft core mold (5), wherein the rotating shaft core mold (5) is arranged on the protruding portion of the convex structure, and the wheel axle core mold (4) and the rotating shaft core mold (5) comprise two groups and are respectively and correspondingly connected with the upper mold (3) and the lower mold (8).

4. The port machinery travelling wheel die forging die of claim 3, wherein: the side edge of the concave part of the concave structure close to the spindle core mold (5) forms an included angle alpha with the horizontal plane, and the alpha is 6 degrees.

5. The port machinery travelling wheel die forging die of claim 3, wherein: the end parts of the axle core mold (4) and the rotating shaft core mold (5) and the end parts of the upper side mold (2) and the lower side mold (7) are positioned on the same horizontal plane during molding.