CN216782504U

CN216782504U - Motor stator mould

Info

Publication number: CN216782504U
Application number: CN202123261297.1U
Authority: CN
Inventors: 尚万治; 王飞; 杨谢军; 周海花
Original assignee: Suzhou Xingshangtong Technology Co ltd
Current assignee: Suzhou Xingshangtong Technology Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-21
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a motor stator mold which is applied to the technical field of molds, and the technical scheme is as follows: comprises a lower template and an ejection guide post arranged on the lower template; one side of the ejection guide pillar is provided with a positioning pillar; a molding die core plate for processing a stator product is arranged on the lower template, and a runner plate is arranged above the molding die core plate; a main runner for injecting materials is arranged on the runner plate, and a sub-runner block is arranged on the side edge of the main runner; the molding die core plate is provided with a die core for processing a molded stator product; has the technical effects that: according to the utility model, the ejection guide columns are arranged on the lower template to realize the positioning ejection of the product, and the positioning columns can help the product to be positioned, so that the precision of the product is improved.

Description

Motor stator mould

Technical Field

The utility model relates to the field of motor stators, in particular to a motor stator mold.

Background

The motor stator is a static part of the motor, the stator consists of a stator iron core, a stator winding and a machine base, a rotating magnetic field is generated mainly through the stator, and the rotor mainly plays a role of being cut by magnetic lines of force in the rotating magnetic field to generate output current.

Motor stator need use the mould to mould plastics at the in-process of preparation and form, and injection mold need be processed the use of moulding plastics at the inside material that injects into of runner at the in-process of processing preparation motor stator usually, sets up the reference column in the in-process of injection molding processing and realizes motor stator's the completion of moulding plastics, obtains the stator product that injection molding processing accomplished.

However, the positioning precision is not high in the current stator product processing process, so that the molding rate of the product is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a motor stator die which has the advantage of improving the precision of a stator product in the processing process.

The technical purpose of the utility model is realized by the following technical scheme: a motor stator die comprises a lower die plate and an ejection guide pillar arranged on the lower die plate; one side of the ejection guide pillar is provided with a positioning column; a molding die core plate for processing a stator product is mounted on the lower template, and a runner plate is arranged above the molding die core plate; a main runner for injecting materials is arranged on the runner plate, and a sub-runner block is arranged on the side edge of the main runner; and the forming die core plate is provided with a die core for processing a formed stator product.

By adopting the technical scheme, the raw materials used for processing the product are injected into the main runner, the raw materials flow to the sub-runner blocks connected with the side edges through the main runner, the raw materials flowing to the sub-runner blocks are injected downwards to the position of the molding die core plate, the stator product is positioned by virtue of the ejection guide post arranged on the lower die plate, and the positioning processing of the product is completed, the side edge of the ejection guide post is provided with a positioning column which is abutted against the side edge of the stator product to position the stator product, the positioning guide pillar and the ejection guide pillar which are arranged at the flow channel plate are mutually abutted to position and process the stator product, the molded stator product is ejected upwards by virtue of the ejection guide pillar to release the stator product, the ejected product is automatically and fully automatically taken out, the positioning guide pillar and the ejection guide pillar which are adopted in the process are changed to realize the positioning of the stator product, the precision in the processing process of the stator product is improved, and the working efficiency is improved.

The utility model is further configured to: the molding die core plate is provided with a plurality of single die cores which are arranged in order, each die core is circular, and the inner side wall of each single die core is provided with a bulge which is arranged towards the direction of the center of the die core.

Through the technical scheme, the plurality of the mold cores which are arranged on the molding mold core plate in order are provided with the bulges, so that the stator product can be processed and positioned more accurately for use.

The utility model is further configured to: the protrusion is provided with a positioning arc section facing the center of the mold core, the side edge of the positioning arc section is provided with a positioning edge, and the middle of the plane formed by the positioning arc section and the positioning edge is provided with a positioning hole.

Through above-mentioned technical scheme, cut edge through location circular arc tangent plane and location and formed the seal mouth of protruding outside edge, and then provide the space that processing was used for the stator product that the machine-shaping used, can the side of shaping product between two adjacent archs, and then machine-shaping product, the locating hole is located protruding intermediate position department, can improve the precision in the product processing use.

The utility model is further configured to: the bulges are arranged in the die core and equally divide the die core through the bulges.

Through the technical scheme, the bulges are equally arranged inside the die core, so that symmetrical products can be processed and formed, and the finished product rate of the products is improved.

The utility model is further configured to: the sub-runner block is in a cross shape, and the two ends of the cross shape are respectively provided with an injection port.

Through above-mentioned technical scheme, the circulation raw materials can be with the even interpolation of raw materials in the notes feed inlet department at cross both ends, improves the fashioned effect of product.

The utility model is further configured to: the bottom end of the ejection guide pillar is provided with a circular abutting block, and a first D section is arranged at the position of the circular abutting block.

Through above-mentioned technical scheme, circular butt piece sets up in the bottom of ejecting guide pillar, can realize reciprocating of ejecting guide pillar with the help of circular butt piece, sets up first D tangent plane at the side of circular butt piece and can prevent that ejecting guide pillar from rotating when the installation, and then can increase the position precision in the stator product course of working.

The utility model is further configured to: the bottom end of the positioning column is provided with a circular positioning block, and the side edge of the circular positioning block is provided with a second D section.

Through above-mentioned technical scheme, the reference column bottom sets up circular locating piece and can support the reference column to set up the rotation that second D tangent plane can prevent the reference column at the side of circular locating piece, improve the precision of location.

The utility model is further configured to: the ejection guide pillar has a moving distance of 0.8mm in the vertical direction.

Through the technical scheme, the reserved distance of the up-and-down movement of 0.8mm can facilitate the ejection of the product in the mold opening and closing process of the mold to release the product.

In conclusion, the utility model has the following beneficial effects:

1. the lower template is provided with the ejection guide pillar, so that the product forming rate and the ejection release rate can be improved;

2. the stator product is positioned by the aid of the ejection guide pillars and the positioning columns, positioning accuracy is improved, and product forming rate is improved.

Drawings

Fig. 1 is a schematic structural diagram of a stator mold of an electric motor according to the present embodiment;

fig. 2 is a top view of a stator mold of the motor according to the present embodiment;

FIG. 3 is a cross-sectional view taken along line C-C in FIG. 2 of the present embodiment;

fig. 4 is an exploded structural view of a stator mold of the motor according to the embodiment;

fig. 5 is a schematic structural diagram of an ejection guide pillar of the motor stator mold according to the embodiment.

Reference numerals: 1. a lower template; 2. ejecting the guide pillar; 3. a positioning column; 4. forming a mold core plate; 5. a runner plate; 6. a main flow channel; 7. a shunting block; 8. a mold core; 9. a protrusion; 10. positioning an arc tangent plane; 11. positioning and trimming; 12. a circular abutment block; 13. a first D section; 14. a circular positioning block; 15. a second D section; 16. a material injection port; 17. and (7) positioning the holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a motor stator mould, see fig. 1 to 5, comprises a lower template 1, an ejection guide post 2 mounted on the lower template 1; one side of the ejection guide pillar 2 is provided with a positioning pillar 3; a molding die core plate 4 for processing a stator product is arranged on the lower template 1, and a runner plate 5 is arranged above the molding die core plate 4; a main runner 6 for injecting materials is arranged on the runner plate 5, and a sub-runner block 7 is arranged on the side edge of the main runner 6; the molding die core plate 4 is provided with a die core 8 for processing a molded stator product; the raw materials used for processing products are injected into the main runner 6, the raw materials pass through the main runner 6 and are injected into the position of a forming die core plate 4 downwards to a sub-runner block 7 connected to the side edge, the raw materials flowing to the sub-runner block 7 are positioned by means of an ejection guide pillar 2 arranged on a lower die plate 1, the positioning of the products is completed, a positioning column 3 is arranged on the side edge of the ejection guide pillar 2 and is abutted against the side edge of the stator products to position the stator products, the positioning guide pillar arranged at the position of the runner plate 5 and the ejection guide pillar 2 are abutted against each other to position the stator products, the processed and formed stator products are ejected upwards by means of the ejection guide pillar 2 and are separated, the ejected products are taken out automatically and fully automatically, the positioning guide pillar and the ejection guide pillar 2 adopted in the process realize the positioning of the stator products, and the precision of the stator products in the processing process is improved, the working efficiency is improved.

Referring to fig. 1 and 4, the diversion channel block 7 is cross-shaped, and the two ends of the cross-shape are respectively provided with an injection port 16; the circulation raw materials can be added into the material evenly at the injection ports 16 at the two ends of the cross shape, and the product forming effect is improved.

Referring to fig. 2 and 4, a plurality of regularly arranged single mold cores 8 are arranged on the molding mold core plate 4, each mold core 8 is circular, and a protrusion 9 arranged towards the center of the mold core 8 is arranged on the inner side wall of each mold core 8; the bulges 9 are arranged on the plurality of die cores 8 which are arranged on the molding die core plate 4 in order, so that the stator product can be processed and positioned more accurately; the plurality of bulges 9 are arranged, and the bulges 9 are positioned in the die core 8 and divide the die core 8 into equal parts; the bulges 9 are equally arranged inside the die core 8, so that symmetrical products can be processed and formed, and the yield of the products is improved.

Referring to fig. 4, a positioning arc section 10 is arranged at the position of the bulge 9 facing the center of the mold core 8, a positioning cut edge 11 is arranged at the side edge of the positioning arc section 10, and a positioning hole 17 is arranged in the middle of the plane formed by the positioning arc section 10 and the positioning cut edge 11; through location circular arc tangent plane 10 and location side cut 11 the seal mouth that has formed protruding 9 outside edges, and then provide the space of processing use for the stator product that the machine-shaping used, can the side of shaping product between two adjacent archs 9, and then the machine-shaping product, locating hole 17 is located protruding 9 intermediate position department, can improve the precision in the product processing use.

Referring to fig. 3 and 5, a circular abutting block 12 is arranged at the bottom end of the ejection guide pillar 2, and a first D-shaped section 13 is arranged at the circular abutting block 12; circular butt joint piece 12 sets up in ejecting guide pillar 2's bottom, can realize reciprocating of ejecting guide pillar 2 with the help of circular butt joint piece 12, sets up first D tangent plane 13 at the side of circular butt joint piece 12 and can prevent that ejecting guide pillar 2 from rotating when the installation, and then can increase the position precision in the stator product course of working. The ejection guide pillar 2 has a moving distance of 0.8mm in the vertical direction; the product can be conveniently ejected out in the mold opening and closing process of the mold. A circular positioning block 14 is arranged at the bottom end of the positioning column 3, and a second D section 15 is arranged on the side edge of the circular positioning block 14; the bottom end of the positioning column 3 is provided with a circular positioning block 14 capable of supporting the positioning column 3, and the side edge of the circular positioning block 14 is provided with a second D-shaped section 15 capable of preventing the positioning column 3 from rotating, so that the positioning accuracy is improved.

The working principle of the utility model is as follows: through setting up ejecting guide pillar 2 and reference column 3 can realize the die sinking compound die in-process product positioning accuracy to stator product course of working to reference column 3 can keep static state at the in-process of die sinking compound die, improves the product precision, sets up in ejecting guide pillar 2 and leaves 0.8 mm's displacement distance and can make things convenient for leaving type after the product machine-shaping, improves the product shaping rate, and convenient full-automatic product of taking out.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The motor stator die is characterized by comprising a lower die plate (1) and an ejection guide pillar (2) arranged on the lower die plate (1); one side of the ejection guide post (2) is provided with a positioning post (3); a molding die core plate (4) for processing a stator product is arranged on the lower template (1), and a runner plate (5) is arranged above the molding die core plate (4); a main runner (6) for injecting materials is arranged on the runner plate (5), and a sub-runner block (7) is arranged on the side edge of the main runner (6); and the forming die core plate (4) is provided with a die core (8) for processing a formed stator product.

2. The motor stator mold according to claim 1, wherein a plurality of regularly arranged single mold cores (8) are arranged on the molding mold core plate (4), the mold cores (8) are circular, and protrusions (9) are arranged on the inner side wall of each mold core (8) and face the direction of the center of the mold core (8).

3. The motor stator die as claimed in claim 2, wherein the protrusion (9) has a positioning arc section (10) facing the center of the die core (8), the side of the positioning arc section (10) has a positioning cut edge (11), and a positioning hole (17) is formed in the middle of the plane formed by the positioning arc section (10) and the positioning cut edge (11).

4. The motor stator die according to claim 3, wherein the protrusions (9) are arranged in a plurality of cavities (8), and the cavities (8) are equally divided by the protrusions (9).

5. The motor stator die as claimed in claim 1, wherein the runner block (7) is cross-shaped, and the two ends of the cross-shape are respectively provided with a feeding port (16).

6. The motor stator mold according to claim 1, characterized in that the bottom end of the ejection guide pillar (2) is provided with a circular abutting block (12), and a first D-cut surface (13) is arranged at the circular abutting block (12).

7. The motor stator mold according to claim 1, wherein a circular positioning block (14) is disposed at a bottom end of the positioning column (3), and a second D-cut surface (15) is disposed at a side of the circular positioning block (14).

8. The stator mould of an electric machine according to claim 6, characterised in that the ejection guide posts (2) have a travel distance of 0.8mm in the vertical direction.