CN212822540U

CN212822540U - Multipurpose die for shaft box body production

Info

Publication number: CN212822540U
Application number: CN202021041277.6U
Authority: CN
Inventors: 李进
Original assignee: Qingdao Sanheshan Casting Group Co ltd
Current assignee: Qingdao Sanheshan Casting Group Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-03-30
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a multi-purpose mould for axle box production, including at least one loose piece, the last mould and the bed die of mutually supporting, it is equipped with die cavity, rising head, pouring gate to go up the mould, the bed die is equipped with the bed die chamber that the cooperation was used in the die cavity, loose piece demountable installation in go up the corresponding position of mould one end and bed die, the loose piece is shell structure, the rising head is located go up the die cavity middle part, the pouring gate is located go up mould one side and last die cavity intercommunication. By adopting the multi-purpose die with the structure, the shaft box body workpieces with two different structures can be generated by replacing the movable blocks, so that the die demand on a production line is reduced, the production cost is reduced, and the utilization rate of the die is also improved.

Description

Multipurpose die for shaft box body production

Technical Field

The utility model relates to a precision casting field, in particular to multi-purpose mould for axle box production.

Background

The casting is a technological process of smelting metal into liquid meeting certain requirement, pouring the liquid into a casting mould, cooling, solidifying and cleaning to obtain a casting (part or blank) with preset shape, size and performance. In daily production, corresponding molds are generally designed according to different products, namely, a specific mold is designed according to a specific product. The mold for producing the axle box body is also the specific mold for the specific product at present, but the production mode of one mold and one product in the production process can undoubtedly increase the development cost and the manufacturing period. Therefore, there is a need for a device that can flexibly produce different workpieces during the production process, and improve the production efficiency.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model discloses a multi-purpose mould for axle box production, including at least one loose piece, the last mould and the bed die of mutually supporting, it is equipped with die cavity, rising head, pouring gate to go up the mould, the bed die is equipped with the bed die cavity that the cooperation top die cavity used, loose piece demountable installation in go up mould one end with the bed die corresponds the position, the loose piece is shell structure, the rising head is located go up the die cavity middle part, with go up the die cavity intercommunication for save excessive molten steel, the pouring gate is located go up mould one side and last die cavity intercommunication.

The loose piece includes first face, second face and structural surface, first face with go up mould and bed die and can dismantle the connection, the second face is the open intercommunication face completely, the second facial shape size with go up the intercommunication face phase-match that die cavity and lower die cavity correspond, will the loose piece is fixed in respectively go up mould and bed die, with go up the die cavity with the lower die cavity forms effective intercommunication, go up the mould with the bed die laminating fixed connection forms complete casting cavity, through changing the loose piece that the structural surface is different, can form the die cavity of two kinds of differences to generate the axle box body of structural difference.

Furthermore, the loose piece is of a shell structure with a fan-shaped upper cross section and comprises a first fixing surface, a first communication surface and a first structure surface, the first fixing surface is detachably connected with the upper die and the lower die, the first communication surface is matched with the communication surfaces corresponding to the upper die cavity and the lower die cavity, the first structure surface is in arc transition connection with the first fixing surface and the first communication surface, and a first bulge is further arranged on the first structure surface.

Furthermore, the loose piece is of a shell structure with a square upper cross section and comprises a second fixing surface, a second communication surface and a second structure surface, wherein the second connecting surface is completely opened, the second fixing surface is detachably connected with the upper die and the lower die, the second communication surface is matched with the communication surfaces corresponding to the upper die cavity and the lower die cavity, and the second structure surface is in an arc bending shape and is in transition connection with the second fixing surface and the second communication surface.

Furthermore, the first movable block is connected with the upper die and the lower die in a positioning mode through positioning pins.

Furthermore, matched pouring channels are arranged at the corresponding positions of the die casting mouths of the lower die and the upper die, and the pouring channels and the die casting mouths form feeding channels.

The upper die and the lower die are respectively provided with a connecting part at two ends, the connecting parts are provided with connecting holes, and the upper die and the lower die can be aligned and connected through fasteners.

The upper die is provided with a positioning groove, and the lower die is provided with a groove which is correspondingly matched with the positioning groove.

The utility model has the advantages that:

the first loose piece that the adoption can be replaced, second loose piece cooperation are used, and the product of similar structure only needs to be changed different loose pieces and can make different products in process of production, and the dedicated problem of special mould is solved to the low cost, and it is more convenient that the mould loose piece is changed moreover, just can quick replacement at the production scene, saves development cost and shortens manufacturing cycle.

Drawings

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

Fig. 1 is a schematic structural view of an upper mold according to embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a lower mold according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of an upper mold according to embodiment 2 of the present invention;

fig. 4 is a schematic structural view of a lower mold according to embodiment 2 of the present invention.

Reference numerals:

1-upper die, 2-lower die, 3-upper die cavity, 4-riser, 5-die casting port, 6-lower die cavity, 7-first loose piece, 8-second loose piece, 9-positioning pin, 10-pouring gate, 11-connecting part, 12-connecting hole, 13-positioning groove and 14-groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Example 1:

as shown in fig. 1-2, the multipurpose mold for producing a shaft box body comprises at least one loose piece, an upper mold 1 and a lower mold 2 which are matched with each other, wherein the upper mold 1 is provided with an upper mold cavity 3, a riser 4 and a sprue gate 5, the lower mold 2 is provided with a lower mold cavity 6 which is matched with the upper mold cavity 3 for use, the loose piece is detachably mounted at one end of the upper mold and at a position corresponding to the lower mold, the loose piece is of a shell structure, the riser 4 is protrudingly arranged in the middle of the upper mold cavity 3 and is communicated with the upper mold cavity 3, the sprue gate 5 is arranged at one side of the upper mold 1 and is communicated with the upper mold cavity 3, and the loose piece in this.

The first loose piece 7 is a shell structure with a fan-shaped upper cross section and comprises a first fixing surface 71, a first communication surface 72 and a first structure surface 73, the first fixing surface 71 is detachably connected with the upper die 1 and the lower die 2, the first communication surface 72 is matched with the communication surfaces corresponding to the upper die cavity and the lower die cavity, the first structure surface 73 is in arc transition connection with the first fixing surface 71 and the first communication surface 72, and a first protrusion is further arranged on the first structure surface 73.

The first movable block 7 is connected with the lower die 2 of the upper die 1 in a positioning way through a positioning pin 9.

A matched pouring gate 10 is arranged at the corresponding position of the lower die 2 and the die casting port 5 of the upper die 1, and the pouring gate 10 and the die casting port 5 form a feeding channel.

The two ends of the upper die 1 and the lower die 2 are respectively provided with a connecting part 11, the connecting parts 11 are provided with connecting holes 12, and the upper die 1 and the lower die 2 can be aligned through fasteners.

The upper die 1 is provided with a positioning groove 13, and the lower die 2 is provided with a groove 14 correspondingly matched with the positioning groove 13.

Example 2:

as shown in fig. 3 to 4, the movable block is a second movable block 8, an upper cross section of the second movable block 8 is a square shell structure, and includes a second fixing surface 81, a second communicating surface 82 which is completely open, and a second structure surface 83, the second fixing surface 81 is detachably connected to the upper die 1 and the lower die 2, the second communicating surface 82 is matched with a communicating surface corresponding to the upper die cavity and the lower die cavity, and the second structure surface 83 is in an arc-shaped bent shape and is transitionally connected to the second fixing surface 81 and the second communicating surface 82.

When the mould is used for producing a shaft box body workpiece, after the upper mould 1 and the lower mould 2 are aligned and fixed, a mould cavity is formed by the upper mould and the first movable block 7 or the second movable block 8, and molten steel is injected into the mould cavity for forming when the mould is closed; and taking out the prepared workpiece during separation.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization of those skilled in the art; when the technical solutions are contradictory or cannot be combined, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims

1. The utility model provides a multi-purpose mould for axle box production which characterized in that: including at least one loose piece, the last mould and the bed die of mutually supporting, it is equipped with die cavity, rising head, pouring gate to go up the mould, the bed die is equipped with the bed die cavity that the cooperation was used in the die cavity, loose piece demountable installation in go up the corresponding position of mould one end and bed die, the loose piece is shell structure, the rising head is located go up the die cavity middle part, the pouring gate is located go up mould one side and last die cavity intercommunication.

2. The multipurpose mold for producing a shaft housing as claimed in claim 1, wherein: the movable block is of a shell structure with a fan-shaped upper cross section and comprises a first fixing surface, a first communication surface and a first structure surface, wherein the first fixing surface is detachably connected with the upper die and the lower die, the first communication surface is matched with the communication surfaces corresponding to the upper die cavity and the lower die cavity, the first structure surface is in arc transition connection with the first fixing surface and the first communication surface, and a first bulge is further arranged on the first structure surface.

3. The multipurpose mold for producing a shaft housing as claimed in claim 2, wherein: the movable block is of a shell structure with a square upper cross section and comprises a second fixing surface, a second communication surface and a second structure surface, wherein the second fixing surface is detachably connected with the upper die and the lower die, the second communication surface is matched with the communication surfaces corresponding to the upper die cavity and the lower die cavity, and the second structure surface is in an arc bending shape and is in transitional connection with the second fixing surface and the second communication surface.

4. The multipurpose mold for producing a shaft housing as claimed in claim 1, wherein: the movable block is connected with the upper die and the lower die in a positioning mode through positioning pins.

5. The multipurpose mold for producing a shaft housing as claimed in claim 1, wherein: and a matched pouring gate is arranged at the corresponding position of the lower die and the die pouring port of the upper die, and the pouring gate and the die pouring port form a feeding channel.

6. The multipurpose mold for producing a shaft housing as claimed in claim 1, wherein: and two ends of the upper die and the lower die are respectively provided with a connecting part, and the connecting parts are provided with connecting holes.

7. The multipurpose mold for producing a shaft housing as claimed in claim 1, wherein: the upper die is provided with a positioning groove, and the lower die is provided with a groove which is correspondingly matched with the positioning groove.