CN219204313U

CN219204313U - Assembled upper die sheet for die casting of motor rotor

Info

Publication number: CN219204313U
Application number: CN202223122461.5U
Authority: CN
Inventors: 环剑斌; 金礼均; 陈锰; 熊范荣; 周月清; 顾纪松; 方炜
Original assignee: Jiangsu Sanjiang Electric Group Co ltd
Current assignee: Jiangsu Sanjiang Electric Group Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-06-16
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses an assembled upper die plate for die casting of a motor rotor, which comprises an upper die plate and an upper die fixing seat, wherein the upper die plate and the upper die fixing seat are connected through a connecting piece, the connecting piece is detachably connected with the upper die plate and the upper die fixing seat, the upper die plate, the upper die fixing seat and the connecting piece are all provided with central holes, the bottom surface of the upper die plate is provided with an annular die casting aluminum ring, and the bottom surface of the upper die plate is provided with a plurality of waist-shaped holes which are axially communicated. The upper die sheet adopts a detachable structure, is convenient to process and replace, and saves time and cost.

Description

Assembled upper die sheet for die casting of motor rotor

Technical Field

The utility model relates to the technical field of motor rotors, in particular to an assembled upper die for die casting of a motor rotor.

Background

Traditionally, the die is integral, because the die is difficult to process, when the die is processed on a processing center, the waist-shaped hole of the die is a concave blind hole, not a through hole, and the die is difficult to process, and the die is engraved by a little by the processing center, which is time-consuming and labor-consuming.

The upper die of the die casting is scrapped at intervals. When the processing is waste, about 60 hours are needed for processing one die, and when the upper die is scrapped, the whole die is scrapped, so that the waste of materials and processing time is caused.

When the upper die plate is installed on the die-casting mould, the waste force is also generated during waste, the installation is inconvenient, and the labor intensity is high.

Disclosure of Invention

The utility model aims to solve the technical problems that: the assembled upper die sheet for die casting of the motor rotor is convenient to process, time-saving and cost-saving to replace.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a die casting of motor rotor is with pin-connected panel, includes die and last mould fixing base, last die and last mould fixing base connect through the connecting piece, the connecting piece is detachable connection with last die, last mould fixing base, connecting piece three all set up the centre bore, last die bottom surface set up annular die casting aluminium ring, and set up a plurality of communicating waist type holes of axial on the bottom surface.

Further, the upper die plate is provided with a threaded mounting hole around the central hole, a bolt connecting hole corresponding to the threaded mounting hole is arranged around the central hole of the connecting piece, and the bolt penetrates through the bolt connecting hole and the threaded mounting hole to connect the connecting piece with the upper die plate.

Further, the connecting piece is in threaded connection with the upper die fixing seat.

Further, connecting piece one end set up the external screw thread, last mould fixing base one end set up corresponding internal screw thread, internal screw thread and external screw thread cooperation realize the connecting piece and go up the connection of mould fixing base.

Further, the one end of last mould fixing base that keeps away from the connecting piece set up the holding bolt hole, the holding bolt hole be the through-hole.

Further, the fastening bolt is arranged in the fastening bolt hole, the fastening bolt is connected with the upper die fixing seat through fastening threads, and the non-threaded end of the fastening bolt is abutted with the connecting piece.

Further, the die casting aluminum ring is in a conical shape.

The utility model discloses an assembled upper die for die casting of a motor rotor, which has the beneficial effects that:

the split upper die consists of an upper die, a connecting piece and an upper die fixing seat, wherein the upper die and the connecting piece are fixed into a whole, and then are connected with the upper die fixing seat. When the upper die is scrapped after being used for a period of time, the upper die is only required to be replaced, the replaced upper die and the connecting piece form a whole, and then the upper die is connected with the upper die fixing seat, so that the upper die can be used, labor is saved, and materials are saved.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic diagram of a prior art upper die structure;

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic end view of the top die of the present utility model;

FIG. 4 is a schematic view in section A-A of FIG. 3;

FIG. 5 is another end view schematic of the top die of the present utility model;

FIG. 6 is an end view schematic of a connector of the present utility model;

FIG. 7 is an axial cross-sectional schematic view of a connector of the present utility model;

FIG. 8 is an end view of the upper die holder of the present utility model;

FIG. 9 is a schematic view in section B-B in FIG. 8;

in the figure: 1. the die comprises an upper die plate, an aluminum die casting ring, a waist-shaped hole, a threaded mounting hole, a connecting piece, a bolt connecting hole, an external thread, an upper die fixing seat, an internal thread, a tightening thread and a tightening bolt hole.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The split upper die plate for die casting of the motor rotor shown in fig. 2-9 comprises an upper die plate 1 and an upper die fixing seat 3, wherein the upper die plate 1 and the upper die fixing seat 3 are connected through a connecting piece 2, the connecting piece 2 is detachably connected with the upper die plate 1 and the upper die fixing seat 3, the upper die plate 1, the upper die fixing seat 3 and the connecting piece 2 are all provided with central holes, the bottom surface of the upper die plate 1 is provided with an annular die casting aluminum ring 11, a plurality of waist-shaped holes 12 which are axially communicated are formed in the bottom surface of the die casting aluminum ring 11, and the die casting aluminum ring 11 is in a conical shape.

The upper die plate 1 is provided with a threaded mounting hole 13 around the central hole, a bolt connecting hole 21 corresponding to the threaded mounting hole 13 is arranged around the central hole of the connecting piece 2, and the bolt passes through the bolt connecting hole 21 and the threaded mounting hole 13 to connect the connecting piece 2 with the upper die plate 1.

The connecting piece 2 is in threaded connection with the upper die fixing seat 3. One end of the connecting piece 2 is provided with an external thread 22, one end of the upper die fixing seat 3 is provided with a corresponding internal thread 31, and the internal thread 31 is matched with the external thread 22 to realize the connection between the connecting piece 2 and the upper die fixing seat 3.

The end of the upper die fixing seat 3 far away from the connecting piece 2 is provided with a fastening bolt hole 33, and the fastening bolt hole 33 is a through hole. A fastening bolt is installed in the fastening bolt hole 33, the fastening bolt is connected with the upper die fixing seat 3 through a fastening thread 32, and the non-threaded end of the fastening bolt is abutted with the connecting piece 2.

The assembly type upper die plate consists of an upper die plate, a connecting piece and an upper die fixing seat, wherein the upper die plate and the connecting piece pass through bolt holes to be connected by bolts, and are fixed into a whole; and then is connected with the upper die fixing seat through internal and external threads. The three parts are connected into a whole through the studs. When the upper die is scrapped, only the upper die is replaced, and the upper die fixing seat and the connecting piece can be reused for a plurality of times. The upper die fixing seat, the connecting piece and the upper die piece (wherein related holes are through holes, and the processing is convenient) can be processed by a processing center and wire cutting, so that the processing is simple and convenient, the time is short, the materials and labor are saved, the cost is reduced, and the cost can be saved by 50% by processing one set of spliced upper die piece.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. An assembled upper die piece for die casting of a motor rotor is characterized in that: including last die (1) and last mould fixing base (3), last die (1) and last mould fixing base (3) connect through connecting piece (2), connecting piece (2) are detachable connection with last die (1), go up mould fixing base (3), connecting piece (2) three all set up the centre bore, last die (1) bottom surface set up annular die casting aluminium ring (11), and set up a plurality of communicating waist holes (12) of axial on the bottom surface.

2. The modular upper die for die casting of a motor rotor as recited in claim 1, wherein: the upper die plate (1) is provided with a threaded mounting hole (13) around the central hole, a bolt connecting hole (21) corresponding to the threaded mounting hole (13) is formed around the central hole of the connecting piece (2), and the connecting piece (2) is connected with the upper die plate (1) by penetrating the bolt connecting hole (21) and the threaded mounting hole (13).

3. The modular upper die for die casting of a motor rotor as recited in claim 1, wherein: the connecting piece (2) is in threaded connection with the upper die fixing seat (3).

4. A split upper die for die casting of a motor rotor as defined in claim 3, wherein: one end of the connecting piece (2) is provided with an external thread (22), one end of the upper die fixing seat (3) is provided with a corresponding internal thread (31), and the internal thread (31) is matched with the external thread (22) to realize connection between the connecting piece (2) and the upper die fixing seat (3).

5. The modular upper die for die casting of a motor rotor as recited in claim 1, wherein: the one end of last mould fixing base (3) keep away from connecting piece (2) set up tight fixed bolt hole (33), tight fixed bolt hole (33) be the through-hole.

6. The modular upper die for die casting of a motor rotor as recited in claim 5, wherein: the fixing bolt hole (33) is internally provided with a fixing bolt, the fixing bolt is connected with the upper die fixing seat (3) through a fixing thread (32), and the non-threaded end of the fixing bolt is abutted with the connecting piece (2).

7. The modular upper die for die casting of a motor rotor as recited in claim 1, wherein: the die casting aluminum ring (11) is in a conical shape.