CN210940267U

CN210940267U - Injection mold insert for relay base

Info

Publication number: CN210940267U
Application number: CN201921821617.4U
Authority: CN
Inventors: 栾承亚; 李申; 魏小菊; 陈政祥
Original assignee: Ningbo Wanlin Electronic Technology Co ltd
Current assignee: Ningbo Wanlin Electronic Technology Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-07
Anticipated expiration: 2029-10-28

Abstract

The utility model relates to an injection mould mold insert for relay base, including last mold insert, lower mold insert and lower mould central part mold insert, last mold insert and lower mould mold insert be from top to bottom and stack the equipment, form the die cavity between the two, the lower mould mold insert adopt inside hollow vertical frame structure, vertical frame structure middle part is filled there is the lower mould central part mold insert of lateral wall under the upper end for the die cavity, last mold insert include first left part mold insert, second middle part insert and first middle part insert, lower mould mold insert middle part top about vertical install the second middle part insert and first middle part insert side by side, the second middle part insert with first middle part insert the vertical last mould center of installing the lower extreme and inserting the die cavity between the two. The utility model has the characteristics of the equipment is convenient, linkage performance is good, makes things convenient for the mold insert whole to open along with the mould die sinking, assembles through a plurality of mold inserts and ensures the fashioned while of base, improves the precision of base etc.

Description

Injection mold insert for relay base

Technical Field

The utility model relates to an injection mould mold insert technical field especially relates to an injection mould mold insert for relay base.

Background

The relay is used as a circuit control element, the size of the relay is small, the precision of a relay base is required to be ensured while all elements on the relay can be assembled, all structures on the base can be matched with the elements on the relay, the quality of the relay is ensured, and a new injection mold insert is very necessary to be designed to ensure the quality of the base.

Disclosure of Invention

The utility model aims to solve the technical problem that an injection mould mold insert for relay base is provided, it is convenient to have equipment, linkage performance is good, makes things convenient for the mold insert whole to open along with the mould die sinking, assembles through a plurality of mold inserts and ensures when the base is fashioned, improves characteristics such as precision of base.

The utility model provides a technical scheme that its technical problem adopted is: the injection mold insert for the relay base comprises an upper mold insert, a lower mold insert and a lower mold center insert, wherein the upper mold insert and the lower mold insert are assembled in an up-and-down stacking mode, a mold cavity is formed between the upper mold insert and the lower mold insert, the lower mold insert adopts a vertical frame structure with a hollow inner part, the lower mold center insert with the upper end serving as the lower side wall of the mold cavity is filled in the middle of the vertical frame structure, the upper mold insert comprises a first left insert, a second middle insert and a first middle insert are vertically installed above the middle of the lower mold insert in a left-and-right side-by-side mode, an upper mold center insert with the lower end inserted into the mold cavity is vertically installed in the middle between the second middle insert and the first middle insert, a first left insert and a second left insert with the lower end inserted into the lower mold insert are, the right side of the first middle insert is vertically provided with a right insert, and the rear side of the right insert is provided with a rear insert which is in a vertical state and is attached to the rear ends of the second middle insert and the first middle insert.

And longitudinal positioning convex strips are uniformly distributed on the left side and the right side of the upper end of the upper die insert and the left side and the right side of the lower end of the lower die insert.

The middle part of the upper end surface of the first middle insert is provided with a transverse groove corresponding to the upper die center insert, the right side of the upper end of the upper die center insert protrudes and is clamped into the transverse groove, and the upper end of the right side of the first middle insert is fastened on the right insert.

The right side of the upper end of the second middle insert extends towards the right and is buckled on the first middle insert.

The left part of the upper end face of the second middle insert is provided with a longitudinal groove, the left side of the second middle insert is provided with a first inserting strip and a second inserting strip which are inserted into the die cavity from the lower end in parallel, the upper ends of the first inserting strip and the second inserting strip are bent towards the longitudinal groove, and the bent parts are buckled on the longitudinal groove.

And the front part of the upper end of the lower die insert is provided with a glue injection port communicated with the die cavity.

Has the advantages that: the utility model relates to an injection mould mold insert for relay base, its concrete advantage is as follows:

(1) the upper die insert and the lower die insert are designed to be of a structure formed by splicing and assembling a plurality of inserts, so that the precision of each fine structure in the die cavity can be effectively improved, and the quality of the relay base is improved;

(2) through set up the location sand grip on last mould mold insert and lower mould mold insert for whole mold insert structure can form the location, makes things convenient for the die sinking.

Drawings

FIG. 1 is a structural view of the present invention;

fig. 2 is a structural view of the upper mold insert of the present invention;

fig. 3 is a bottom view of the present invention;

fig. 4 is a structural view of the glue injection port of the present invention;

fig. 5 is a structural view of the first and second plugging strips according to the present invention.

The figure is as follows: 1. the mould comprises an upper mould insert, 2, a lower mould insert, 3, a positioning convex strip, 4, a lower mould central part insert, 5, a first left part insert, 6, a second left part insert, 7, an upper mould central insert, 8, a first middle insert, 9, a second middle insert, 10, a rear part insert, 11, a right part insert, 12, a transverse groove, 13, a longitudinal groove, 14, a first splicing strip, 15, a second splicing strip, 16 and a glue injection port.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

The utility model discloses an embodiment relates to an injection mould mold insert for relay base, as shown in fig. 1-5, including last mold insert 1, lower mold insert 2 and lower mould central part mold insert 4, last mold insert 1 and lower mold insert 2 stack the equipment from top to bottom, form the die cavity between the two, lower mold insert 2 adopt inside hollow vertical frame structure, vertical frame structure middle part is filled there is the lower mould central part mold insert 4 of upper end for lateral wall under the die cavity, last mold insert 1 include that first left part mold insert 5, second middle part insert 9 and first middle part insert 8, lower mould insert 2 middle part top about side by side vertical install the second middle part insert 9 and first middle part insert 8, the second middle part insert 9 and first middle part insert 8 between the two middle part vertically install the lower extreme insert the last mold center of die cavity 7, the second insert around the left side of 9 install the lower extreme side by side and insert the first left part of lower mould insert 2 Piece 5 and second left part mold insert 6, the vertical right side of inserting 8 in first middle part install right part mold insert 11, right part mold insert 11 rear side department install be vertical state and with the second middle part insert 9 and the rear portion mold insert 10 of inserting 8 rear end laminating in first middle part.

And longitudinal positioning convex strips 3 are uniformly distributed on the left and right sides of the upper end of the upper die insert 1 and the left and right sides of the lower end of the lower die insert 2.

The middle part of the upper end surface of the first middle insert 8 is provided with a transverse groove 12 corresponding to the upper die center insert 7, the right side of the upper end of the upper die center insert 7 protrudes and is clamped into the transverse groove 12, and the upper end of the right side of the first middle insert 8 is buckled on the right insert 11.

The right side of the upper end of the second middle insert 9 extends towards the right and is buckled on the first middle insert 8.

The left part of the upper end face of the second middle insert 9 is provided with a longitudinal groove 13, the left side of the second middle insert 9 is provided with a first inserting strip 14 and a second inserting strip 15 which are arranged side by side from front to back, the lower ends of the first inserting strip 14 and the second inserting strip 15 are inserted into the die cavity, the upper ends of the first inserting strip 14 and the second inserting strip 15 are bent towards the longitudinal groove 13, and the bent parts are buckled on the longitudinal groove 13.

And a glue injection port 16 communicated with the mold cavity is arranged at the front part of the upper end of the lower mold insert 2.

Claims

1. The utility model provides an injection mould mold insert for relay base, includes mould insert (1), lower mould mold insert (2) and lower mould central part mold insert (4), its characterized in that: the upper die insert (1) and the lower die insert (2) are assembled in an up-and-down stacking manner, a die cavity is formed between the upper die insert (1) and the lower die insert (2), the lower die insert (2) adopts a vertical frame structure with a hollow interior, the middle part of the vertical frame structure is filled with a lower die center insert (4) with the upper end being the lower side wall of the die cavity, the upper die insert (1) comprises a first left insert (5), a second middle insert (9) and a first middle insert (8), the second middle insert (9) and the first middle insert (8) are vertically installed at the left and right sides above the middle part of the lower die insert (2), an upper die center insert (7) with the lower end inserted into the die cavity is vertically installed at the middle part between the second middle insert (9) and the first middle insert (8), the first left insert (5) and the second left insert (6) with the lower end inserted into the lower die insert (2) are installed side by side in front, the right side of the first middle insert (8) is vertically provided with a right insert (11), and the rear side of the right insert (11) is provided with a rear insert (10) which is in a vertical state and is attached to the rear ends of the second middle insert (9) and the first middle insert (8).

2. The injection mold insert for a relay base according to claim 1, wherein: and longitudinal positioning convex strips (3) are uniformly distributed on the left side and the right side of the upper end of the upper die insert (1) and the left side and the right side of the lower end of the lower die insert (2).

3. The injection mold insert for a relay base according to claim 1, wherein: the middle part of the upper end surface of the first middle insert (8) is provided with a transverse groove (12) corresponding to the upper die center insert (7), the right side of the upper end of the upper die center insert (7) protrudes and is clamped into the transverse groove (12), and the upper end of the right side of the first middle insert (8) is buckled on the right insert (11).

4. The injection mold insert for a relay base according to claim 1, wherein: the right side of the upper end of the second middle insert (9) extends towards the right and is buckled on the first middle insert (8).

5. The injection mold insert for a relay base according to claim 1, wherein: the left part of the upper end face of the second middle insert (9) is provided with a longitudinal groove (13), a first inserting strip (14) and a second inserting strip (15) of which the lower ends are inserted into the die cavity are arranged in parallel in the front and at the back of the left side of the second middle insert (9), the upper ends of the first inserting strip (14) and the second inserting strip (15) are bent towards the longitudinal groove (13), and the bent parts are buckled on the longitudinal groove (13).

6. The injection mold insert for a relay base according to claim 1, wherein: and a glue injection port (16) communicated with the mold cavity is arranged at the front part of the upper end of the lower mold insert (2).