CN210498189U

CN210498189U - Novel track-changing shoe forging die sleeve

Info

Publication number: CN210498189U
Application number: CN201921575635.9U
Authority: CN
Inventors: 韩冰; 邢琪; 李晶; 柳云腾
Original assignee: Qiqihar Bayshen Machinery Manufacturing Corp
Current assignee: Qiqihar Bayshen Machinery Manufacturing Corp
Priority date: 2019-09-22
Filing date: 2019-09-22
Publication date: 2020-05-12
Anticipated expiration: 2029-09-22

Abstract

The utility model discloses a novel become rail and bear shoes forging die sleeve belongs to and forges apparatus technical field. The upper die sleeve and the lower die sleeve are identical rectangles, a dovetail is arranged on the top surface of the upper die sleeve, a dovetail is arranged on the bottom surface of the lower die sleeve, positioning key grooves are formed in the dovetails, rectangular guide locking grooves are formed in the periphery of the bottom of the upper die sleeve, rectangular guide locks are formed in the periphery of the top surface of the lower die sleeve, cylindrical cavities are formed in the end surfaces of the upper die sleeve and the lower die sleeve, skid-mounted key grooves communicated with the cylindrical cavities are formed in two sides of the contact surfaces of the two die sleeves, and wedge rod through holes penetrating through the side walls of the cylindrical cavities are formed in the side walls of; a core embedding mold is arranged in a cylindrical cavity of the mold sleeve, a prying hole positioned beside a prying key groove of the core embedding mold is formed in the side wall of the core embedding mold, a fastening inclined plane is formed in the side wall of the upper core embedding mold, through which a wedge rod through hole of the mold sleeve passes, and a cavity is formed in the end face of the core embedding mold; the wedge rods are inserted into the wedge rod through holes and limit the upward and downward displacement and rotation of the core embedding mold.

Description

Novel track-changing shoe forging die sleeve

Technical Field

The utility model relates to a novel become rail and bear shoes forging die sleeve belongs to and forges apparatus technical field.

Background

With the gradual increase of railway vehicles in China, the types of the parts of the railway vehicles are various, the batch size is large, and most of the parts of blanks are formed by die forging, so that how to rapidly and efficiently process a forging die becomes a hot point of research. In the prior art, the rail-changing bearing shoe mold is in a square mold form and comprises a cavity, a guide lock, a dovetail and a positioning key groove. Because the part kind of production is more, in the mould course of working, guide lock, forked tail, location keyway have often occupied most process time, and mould process cycle is long, delays production. And the volume of the die is increased, so that the material is wasted, and the production cost is also increased. In the process of installing, disassembling and replacing the die, the existing die is large in size and more in limiting mechanisms, so that the die is inconvenient to install and the labor intensity of workers is increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies existing in the prior art, the utility model provides a novel become rail and bear shoes forging die sleeve saves the processing to mould guide lock, forked tail, location keyway etc. and saves the required material of die sinking, has shortened the cycle of processing greatly, reduces the cost of mould production. When different parts are processed, the core embedding molds with different cavities can be conveniently replaced, the production efficiency is improved, and the labor intensity of workers is also reduced.

The utility model provides a technical scheme that its technical problem adopted is: a novel track-changing bearing shoe forging die sleeve comprises an upper die sleeve, a lower die sleeve, dovetails, a guide lock, an upper core embedding die, a lower core embedding die and wedge rods, wherein the upper die sleeve and the lower die sleeve are rectangular bodies with the same shape and size, inverted trapezoidal dovetails are arranged on the top surface of the upper die sleeve, inverted trapezoidal dovetails are arranged on the bottom surface of the lower die sleeve, positioning key grooves are formed in the upper dovetail and the lower dovetail, rectangular guide lock grooves are formed in the periphery of the bottom of the upper die sleeve, rectangular guide locks are arranged in the periphery of the top surface of the lower die sleeve, the upper die sleeve is in tight fit with the lower die sleeve through the butt joint of the guide lock grooves and the guide locks, a cylindrical cavity is formed in the bottom surface of the upper die sleeve, cylindrical cavities are formed in the top surface of the lower die sleeve, prying key grooves communicated with the cylindrical cavities are formed in the two sides of the bottom surface of the upper die; both sides of the top surface of the lower die sleeve are provided with skid-mounted key slots communicated with the cylindrical cavity of the lower die sleeve, and the side wall of the lower die sleeve is provided with a wedge rod through hole penetrating through the side wall of the cylindrical cavity of the lower die sleeve; a cylindrical upper core embedding mold is arranged in the cylindrical cavity of the upper mold sleeve, the upper core embedding mold is arranged in the cylindrical cavity and is tightly matched with the cylindrical cavity, a prying hole positioned beside a prying key groove is formed in the side wall of the upper core embedding mold, a fastening inclined plane is formed in the side wall of the upper core embedding mold through which a wedge rod through hole of the upper mold sleeve passes, and a cavity is formed in the bottom surface of the upper core embedding mold; a cylindrical lower core embedding die is arranged in a cylindrical cavity of the lower die sleeve, the lower core embedding die is arranged in the cylindrical cavity and is tightly matched with the cylindrical cavity, a prying hole positioned beside a prying key groove of the lower core embedding die is formed in the side wall of the lower core embedding die, a fastening inclined plane is formed in the side wall of the lower core embedding die through which a wedge rod through hole of the lower die sleeve passes, and a die cavity is formed in the top surface of the lower core embedding die; the wedge rod is inserted into the wedge rod through hole, the wedge rod is a semi-cylindrical rod body, the diameter of the wedge rod is the same as that of the wedge rod through hole, and after the wedge rod is inserted into the wedge rod through hole, the plane side wall of the wedge rod is contacted with the fastening inclined surface of the core embedding mold to limit the up-and-down displacement and rotation of the core embedding mold. The diameter of going up inlay core mould and lower inlay core mould be 350mm, the diameter of wedge bar via hole be 45mm, the face width on fastening inclined plane be 45 mm.

The utility model has the advantages that: the utility model provides a novel forging die sleeve comprises die sleeve and inlay core mould two parts, saves the processing to mould guide lock, forked tail, location keyway etc. saves the required material of die sinking, has shortened the cycle of processing greatly, reduces the cost of mould production. When different parts are processed, the core embedding molds with different cavities can be conveniently replaced, the use of multiple cavities of one mold sleeve is realized, the core embedding molds can be conveniently detached and installed, the production efficiency is improved, and the labor intensity of workers is also reduced.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Fig. 1 is an exploded view of the structure of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a sectional view of the structure of the present invention.

Fig. 4 is a schematic structural view of the upper die sleeve of the present invention.

Fig. 5 is a schematic structural view of the lower die sleeve of the present invention.

Fig. 6 is a schematic structural view of the core setting mold of the present invention.

Reference numbers in the figures:

1. go up the die sleeve, 2, lower die sleeve, 3, forked tail, 4, location keyway, 5, lead the keyway, 6, lead the lock, 7, sled dress keyway, 8, go up inlay the core mould, 9, inlay the core mould down, 10, sled dress hole, 11, fastening inclined plane, 12, die cavity, 13, cylinder chamber, 14, wedge bar, 15, wedge bar via hole.

Detailed Description

As shown in figures 1-6, a novel track-changing shoe forging die sleeve comprises an outer die sleeve and an inner die, wherein the outer die sleeve is installed on a forging machine tool, a detachable inner die is arranged in the outer die sleeve, a cavity 12 is arranged in the inner die, and the inner die with different cavities 12 is replaced according to requirements.

The outer die sleeve is composed of an upper die sleeve 1, a lower die sleeve 2, dovetails 3 and a guide lock 6, wherein the upper die sleeve 1 and the lower die sleeve 2 are rectangular bodies with the same shape and size, inverted trapezoidal dovetails 3 are arranged on the top surface of the upper die sleeve 1, inverted trapezoidal dovetails 3 are arranged on the bottom surface of the lower die sleeve 2, positioning key grooves 4 are formed in the upper dovetail 3 and the lower dovetail 3, the outer die sleeve is matched with a forging machine tool through the dovetails 3 and the positioning key grooves 4, the left and right and up and down directions of the outer die sleeve are limited through the dovetails 3, and the front and back directions of the outer die sleeve are limited through the positioning key grooves 4 and key blocks in the forging machine tool, so that the; the bottom of the upper die sleeve 1 is provided with a rectangular guide lock groove 5 all around, the top surface of the lower die sleeve 2 is provided with a rectangular guide lock 6 all around, the upper die sleeve 1 is in close fit with the lower die sleeve 2 through the butt joint of the guide lock groove 5 and the guide lock 6, wherein the bottom surface of the upper die sleeve 1 is provided with a cylindrical cavity 13, the top surface of the lower die sleeve 2 is provided with a cylindrical cavity 13, two sides of the bottom surface of the upper die sleeve 1 are provided with prying key grooves 7 communicated with the cylindrical cavity 13, and the side wall of the upper die sleeve 1 is provided with a wedge rod through hole 15 penetrating through the side wall of the cylindrical cavity 13; two sides of the top surface of the lower die sleeve are provided with prying key grooves 7 communicated with the cylindrical cavity 13, and the side wall of the lower die sleeve 2 is provided with wedge rod through holes 15 penetrating through the side wall of the cylindrical cavity 13.

The inner die comprises an upper core embedding die 8, a lower core embedding die 9 and a wedge rod 14, wherein the cylindrical upper core embedding die 8 is arranged in a cylindrical cavity 13 of the upper die sleeve 1, the upper core embedding die 8 is arranged in the cylindrical cavity 13 and is tightly matched with the cylindrical cavity 13, a skid-mounted hole 10 positioned beside a skid-mounted key groove 7 is formed in the side wall of the upper core embedding die 8, a fastening inclined plane 11 is formed in the side wall of the upper core embedding die 8, through which a wedge rod through hole 15 of the upper die sleeve 1 penetrates, and a die cavity 12 is formed in the bottom surface of the upper core embedding die 8.

A cylindrical lower core embedding die 9 is arranged in a cylindrical cavity 13 of the lower die sleeve 2, the lower core embedding die 9 is arranged in the cylindrical cavity 13 and is tightly matched with the cylindrical cavity 13, a prying hole 10 positioned beside a prying key groove 7 of the lower core embedding die 9 is formed in the side wall of the lower core embedding die 9, a fastening inclined surface 11 is formed in the side wall of the lower core embedding die 9 through which a wedge rod through hole 15 of the lower die sleeve 2 passes, and a die cavity 12 is formed in the top surface of the lower core embedding die 9.

The diameter of the upper core embedding die 8 and the diameter of the lower core embedding die 9 are 350mm, the inner cavities of the upper core embedding die and the lower core embedding die can cover products of more types by the core embedding die with the size, the universality is higher, the diameter of the wedge rod through hole 15 is 45mm, and the surface width of the fastening inclined surface 11 is 45 mm. The fastening inclined plane 11 arranged on the side surface of the insert core die only occupies a small part of the whole insert core die, so that the whole insert core die has a larger impact-bearing surface in the process of forging parts.

The crowbar can be inserted into the prying hole 10 of the core-embedding mold through the prying key groove 7, so that the core-embedding mold can be easily detached.

The wedge rod 14 is inserted into the wedge rod via hole 15, the wedge rod 14 is a semi-cylindrical rod body, the diameter of the rod body is the same as that of the wedge rod via hole 15, after the wedge rod 14 is inserted into the wedge rod via hole 15, the plane side wall of the wedge rod 14 is contacted with the fastening inclined surface 11 of the core embedding mold, the core embedding mold is limited to move up and down and rotate, the core embedding mold cannot move in work, and the precision of a forged part is guaranteed.

Claims

1. The utility model provides a novel become rail and bear shoes forging die sleeve, including last die sleeve (1), lower die sleeve (2), forked tail (3) and lead lock (6), it is the cuboid that the overall dimension is the same with lower die sleeve (2) to go up die sleeve (1), it is equipped with down trapezoidal forked tail (3) on die sleeve (1) top surface to go up, be equipped with down trapezoidal forked tail (3) on die sleeve (2) bottom surface down, all seted up location keyway (4) on last forked tail (3) down, it leads locked groove (5) to have seted up the rectangle all around in last die sleeve (1) bottom, be equipped with rectangle around die sleeve (2) top surface down and lead lock (6) the butt joint realization and the inseparable cooperation of die sleeve (2) down of going up die sleeve (1) through leading locked groove (5) and leading lock (6), its characterized in that: the die comprises an upper die sleeve (1), a lower die sleeve (2) and a wedge rod (14), wherein a cylindrical cavity (13) is formed in the bottom surface of the upper die sleeve (1), the cylindrical cavity (13) is formed in the top surface of the lower die sleeve (2), skid-mounted key grooves (7) communicated with the cylindrical cavity (13) are formed in two sides of the bottom surface of the upper die sleeve (1), and a wedge rod through hole (15) penetrating through the side wall of the cylindrical cavity (13) is formed in the side wall of the upper die sleeve (1); both sides of the top surface of the lower die sleeve are provided with skid-mounted key slots (7) communicated with the cylindrical cavity (13) of the lower die sleeve, and the side wall of the lower die sleeve (2) is provided with wedge rod through holes (15) penetrating through the side wall of the cylindrical cavity (13); a cylindrical upper core embedding mold (8) is arranged in a cylindrical cavity (13) of the upper mold sleeve (1), the upper core embedding mold (8) is installed in the cylindrical cavity (13) and is tightly matched with the cylindrical cavity (13), a prying hole (10) positioned beside a prying key groove (7) of the upper core embedding mold (8) is formed in the side wall of the upper core embedding mold (8), a fastening inclined plane (11) is formed in the side wall of the upper core embedding mold (8) through which a wedge rod through hole (15) of the upper mold sleeve (1) penetrates, and a cavity (12) is formed in the bottom surface of the upper core embedding mold (8); a cylindrical lower insert core die (9) is arranged in a cylindrical cavity (13) of the lower die sleeve (2), the lower insert core die (9) is arranged in the cylindrical cavity (13) and is tightly matched with the cylindrical cavity (13), a prying hole (10) positioned beside a prying key groove (7) is formed in the side wall of the lower insert core die (9), a fastening inclined plane (11) is formed in the side wall of the lower insert core die (9) through which a wedge rod through hole (15) of the lower die sleeve (2) passes, and a die cavity (12) is formed in the top surface of the lower insert core die (9); wedge rod (14) all have been inserted in wedge rod via hole (15), wedge rod (14) be the half-cylinder body of rod, its diameter is the same with wedge rod via hole (15), after wedge rod (14) inserted in wedge rod via hole (15), its plane lateral wall contacts rather than the fastening inclined plane (11) of inlaying the core mould.

2. The novel orbital transfer shoe forging die sleeve as claimed in claim 1, wherein: the diameter of the upper core embedding die (8) and the diameter of the lower core embedding die (9) are 350mm, the diameter of the wedge rod through hole (15) is 45mm, and the surface width of the fastening inclined surface (11) is 45 mm.