CN214082585U

CN214082585U - Even magnetic sheet multistation integration injection mold

Info

Publication number: CN214082585U
Application number: CN202023047761.2U
Authority: CN
Inventors: 徐玉钱; 黄蒙蒙; 施健敏; 包志威
Original assignee: Zhejiang Shenhua Electronic Technology Co ltd
Current assignee: Zhejiang Shenhua Electronic Technology Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-31
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses an even magnetic sheet multistation integration injection mold. The technical scheme adopted comprises the following steps: the injection molding device comprises an upper template and a lower template, wherein a matched upper section die and a lower section die are respectively arranged in the upper template and the lower template, the lower end surface of the upper section die is at least provided with a row of upper cavities which are arranged at intervals, the upper end surface of the upper section die is provided with a runner communicated with the upper cavities, the runner is connected with an injection molding female seat, the upper end surface of the lower section die is provided with a lower section cavity corresponding to the upper cavities, a contact pin positioning hole is arranged in the lower section cavity, and a material channel for passing an even magnetic sheet material belt is arranged above the lower section die. The advantages are that: the terminals and the even magnetic sheets are connected in a set of mold through injection molding, so that the production efficiency is greatly improved, and the connection strength of the terminals and the even magnetic sheets is far higher than that of the traditional assembly connection due to the fact that the terminals and the even magnetic sheets are integrally molded through the insert.

Description

Even magnetic sheet multistation integration injection mold

Technical Field

The utility model relates to a multistation integration injection mold.

Background

The circulator is mainly used as an RF element of a mobile phone base station or a microwave transfer station transceiving system. An important component of the circulator is the central conductor (as shown in fig. 10), which is mainly composed of a shim and three terminals fixed on the edge of the shim in a circumferential arrangement. The production process of the traditional center conductor comprises the following steps: the pin 22 and the plastic part 23 are firstly injected and pressed into the U-shaped mounting opening of the magnetic homogenizing sheet 24. The process has low production efficiency and poor stability between the contact pins and the uniform magnetic sheets.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an even magnetic sheet multistation integration injection mold.

In order to solve the above problem, the utility model discloses a technical scheme include: cope match-plate pattern, lower bolster, its characterized in that: the magnetic sheet injection molding device is characterized in that an upper die and a lower die which are matched are arranged in the upper die plate and the lower die plate respectively, a row of upper cavities which are arranged at intervals are arranged on the lower end face of the upper die, runners communicated with the upper cavities are arranged on the upper end face of the upper die, the runners are connected with an injection molding female seat, lower cavities corresponding to the upper cavities are arranged on the upper end face of the lower die, contact pin positioning holes are formed in the lower cavities, and a material channel for uniform magnetic sheet material belts to pass through is formed above the lower die corresponding to the lower die.

Even magnetic sheet multistation integration injection mold, its characterized in that: the lower end surface of the upper section die is provided with two rows of upper cavities which are arranged at intervals, the upper end surface of the lower section die is provided with two rows of lower cavities which correspond to the upper cavities, and the lower template is provided with two rows of material channels which correspond to the upper part of the lower section die.

Even magnetic sheet multistation integration injection mold, its characterized in that: the material channel consists of a base and a panel, and a channel for the uniform magnetic sheet material belt to pass through is arranged between the base and the panel.

Even magnetic sheet multistation integration injection mold, its characterized in that: the female seat of moulding plastics sets up in the cope match-plate pattern, the cope match-plate pattern below is equipped with arm-tie and a set of material pulling rod, material pulling rod upper end is fixed the cope match-plate pattern upper and lower extreme sets up the material pulling hole of arm-tie, the discharge gate setting of female seat of moulding plastics is in on the arm-tie.

Even magnetic sheet multistation integration injection mold, its characterized in that: the top of the material pulling rod is provided with a conical part.

Even magnetic sheet multistation integration injection mold, its characterized in that: the upper cavity is arranged on a cavity template, and the cavity template is connected with the upper section mould.

Even magnetic sheet multistation integration injection mold, its characterized in that: and a pin positioning rod is arranged at the bottom of the pin positioning hole of the lower section mould.

Adopt the utility model discloses an even magnetic sheet multistation integration injection mold's advantage: the terminals and the even magnetic sheets are connected in a set of mold through injection molding, so that the production efficiency is greatly improved, and the connection strength of the terminals and the even magnetic sheets is far higher than that of the traditional assembly connection due to the fact that the terminals and the even magnetic sheets are integrally molded through the insert.

The present invention will be further explained with reference to the drawings attached to the specification.

Drawings

FIG. 1 is a sectional view of the multi-station integrated injection mold for uniform magnetic sheets;

fig. 2 is a schematic view of the lower end surface structure of the upper mold of the present invention;

fig. 3 is a schematic structural view of the upper end surface of the upper section mold of the present invention;

FIG. 4 is a schematic structural view of the injection molding female seat, the top mold plate and the pull plate of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4;

fig. 6 is a schematic structural view of the upper end surface of the lower mold of the present invention;

fig. 7 is a cross-sectional view of the lower die of the present invention;

fig. 8 is a schematic structural view of the material channel of the present invention;

FIG. 9 is a schematic view of the structure of the magnetic sheet homogenizing strip of the present invention;

fig. 10 is a schematic diagram of the center conductor structure of the circulator of the present invention.

Detailed Description

Referring to fig. 1-10, the utility model discloses an even magnetic sheet multistation integration injection mold, including cope match-plate pattern 1, lower bolster 2. An upper section mould 3 and a lower section mould 4 which are matched with each other are respectively arranged in the upper template 1 and the lower template 2, at least one row of upper cavities 5 which are arranged at intervals are arranged on the lower end surface of the upper section mould 3, and a flow passage 6 communicated with the upper cavities 5 is arranged on the upper end surface. The runner 6 is connected with the injection molding female seat 7, the upper end face of the lower section die 4 is provided with a lower cavity 8 corresponding to the upper cavity 5, a pin positioning hole 9 is arranged in the lower cavity 8, and the lower template 2 is provided with a material channel 10 corresponding to the upper part of the lower section die 4 and allowing a uniform magnetic sheet material belt 11 to pass through.

Preferably, the lower end surface of the upper die 3 is provided with two rows of upper cavities 5 which are arranged at intervals, the upper end surface of the lower die 4 is provided with two rows of lower cavities 8 which correspond to the upper cavities 5, and the lower die plate 2 is provided with two rows of material channels 10 above the lower die 4. Two rows of injection molding are simultaneously realized, so that the production efficiency is improved.

Preferably, the material channel 10 is composed of a base 12 and a panel 13, and a channel 14 for passing the uniform magnetic sheet material belt 11 is arranged between the base 12 and the panel 13.

Preferably, the injection molding female seat 7 is arranged in the top die plate 15, a pulling plate 16 and a group of pulling rods 17 are arranged below the top die plate 15, the upper end of each pulling rod 17 is fixed to the upper end and the lower end of the top die plate 15 and arranged in a pulling hole 18 of the pulling plate 16, and a discharge hole of the injection molding female seat 7 is formed in the pulling plate 16. After injection molding, the top of the waste in the runner is connected with the pulling plate 16 and the pulling rod 17, and when the top template 15 is separated from the upper template 1, automatic demolding of the waste in the runner can be realized.

Preferably, the top of the material pulling rod 17 is provided with a tapered part 19 to improve the connection strength between the waste material and the material pulling rod 17.

Preferably, the upper cavity 5 is disposed on a cavity mold plate 20, and the cavity mold plate 20 is connected to the upper mold 3, so as to facilitate replacement and maintenance of the upper cavity 5.

Preferably, a pin positioning rod 21 is arranged at the bottom of the pin positioning hole 9 of the lower mold 4, so that the depth of the pin positioning hole 9 can be adjusted.

The working principle is as follows: after even magnetic sheet material area conveyed upper die, lower die position department through feeding mechanism, rethread robot pegged graft the terminal in the mounting hole of even magnetic sheet and the contact pin locating hole of lower die cavity, then began the injection molding material, finally realizes that the integration inserts moulds plastics.

In the above, the present invention is not limited to any form, and although the present invention has been disclosed in the above preferred embodiments, it is not limited to the present invention, and any skilled person familiar with the art can make some changes or modifications to equivalent embodiments without departing from the technical scope of the present invention, but all the technical matters of the present invention do not depart from the technical scope of the present invention.

Claims

1. The utility model provides a even magnetic sheet multistation integration injection mold, includes cope match-plate pattern (1), lower bolster (2), its characterized in that: the injection molding machine is characterized in that a matched upper die (3) and a matched lower die (4) are arranged in the upper die plate (1) and the lower die plate (2) respectively, a row of upper cavities (5) arranged at intervals are arranged on the lower end face of the upper die (3), a runner (6) communicated with the upper cavities (5) is arranged on the upper end face of the upper die (3), the runner (6) is connected with an injection molding female seat (7), a lower cavity (8) corresponding to the upper cavities (5) is arranged on the upper end face of the lower die (4), a pin positioning hole (9) is formed in the lower cavity (8), and a material channel (10) for passing of uniform material belts (11) is arranged above the lower die plate (4) correspondingly.

2. The multi-station integrated injection mold for uniform magnetic sheets according to claim 1, characterized in that: the lower end face of the upper section mould (3) is provided with two rows of upper cavities (5) which are arranged at intervals, the upper end face of the lower section mould (4) is provided with two rows of lower cavities (8) which correspond to the upper cavities (5), and the lower mould plate (2) is provided with two rows of material channels (10) above the lower section mould (4).

3. The multi-station integrated injection mold for uniform magnetic sheets according to claim 1, characterized in that: the material channel (10) is composed of a base (12) and a panel (13), and a channel (14) for the uniform magnetic sheet material belt (11) to pass through is arranged between the base (12) and the panel (13).

4. The multi-station integrated injection mold for uniform magnetic sheets according to claim 1, characterized in that: female seat (7) of moulding plastics set up in cope match-plate pattern (15), cope match-plate pattern (15) below is equipped with arm-tie (16) and a set of material pulling rod (17), material pulling rod (17) upper end is fixed cope match-plate pattern (15) upper and lower end sets up in pulling material hole (18) of arm-tie (16), the discharge gate setting of female seat (7) of moulding plastics is in on arm-tie (16).

5. The multi-station integrated injection mold for uniform magnetic sheets according to claim 4, wherein: the top of the material pulling rod (17) is provided with a conical part (19).

6. The multi-station integrated injection mold for uniform magnetic sheets according to claim 1, characterized in that: the upper cavity (5) is arranged on a cavity template (20), and the cavity template (20) is connected with the upper die (3).

7. The multi-station integrated injection mold for uniform magnetic sheets according to claim 1, characterized in that: and a pin positioning rod (21) is arranged at the bottom of the pin positioning hole (9) of the lower die (4).