CN211730004U

CN211730004U - Injection molding device for connector

Info

Publication number: CN211730004U
Application number: CN201922171204.2U
Authority: CN
Inventors: 毛建军
Original assignee: Suzhou Yaowei Electronics Co ltd
Current assignee: Suzhou Yaowei Electronics Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-10-23
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses an injection molding device for a connector, which comprises a lower die, wherein one side of the top end of the lower die is provided with a first positioning column, the other side of the top end of the lower die is provided with two second positioning columns, one side of the lower die close to the second positioning columns is fixedly connected with two lower injection molding openings, the second positioning columns are inserted and connected with an upper die, the first positioning columns are inserted and connected with an upper die, the upper die is provided with second positioning columns at the corresponding parts of the second positioning columns, the upper die is provided with first positioning holes at the corresponding parts of the first positioning columns, the center of the upper die is provided with injection molding holes, wires and connectors can be directly placed in the inner parts and the two sides of a molding groove and are clamped tightly through fixing grooves and fixing columns, then injection molding is carried out through the upper injection molding openings and the lower injection molding openings, and melted plastic flows into, and then the split flow of the injection molding groove flows into the molding grooves on two sides, so that two molding grooves can be machined at one time, and the production efficiency is improved.

Description

Injection molding device for connector

Technical Field

The utility model relates to an injection moulding field especially relates to a connector is with device of moulding plastics.

Background

Most of the existing connectors are produced by adopting a mode of firstly injection molding an upper shell and then injection molding a lower shell, the process flow is complicated, two sets of molds are required, and the cost is greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an injection molding device for a connector.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a connector is with device of moulding plastics, includes the lower mould, top one side of lower mould is provided with first reference column, the top opposite side of lower mould is provided with two second reference columns, the lower mould is close to two mouths of moulding plastics of one side fixedly connected with of second reference column, the second reference column inserts and is connected with the mould, first reference column inserts and is connected with the mould, it is provided with the second reference column in the department of corresponding with the second reference column to go up the mould, it is provided with first locating hole in the department of corresponding with first reference column to go up the mould, the center department of going up the mould is provided with the hole of moulding plastics, the top of going up the mould is provided with the groove of moulding plastics, the top of going up the mould in.

As a further description of the above technical solution:

the top of lower mould is provided with the groove of moulding plastics, the top of lower mould is provided with the shaping groove, the groove of moulding plastics that the top of lower mould set up is corresponding with the position of the groove of moulding plastics that the top of last mould set up, the shaping groove that the top of lower mould set up is corresponding with the position of the shaping groove that the top of last mould set up.

As a further description of the above technical solution:

both sides shaping inslot portion is provided with a plurality of archs, one side that center department was kept away from in both sides shaping groove in the lower mould is provided with the fixed slot, one side fixedly connected with fixed column that center department was kept away from in the both sides shaping groove of last mould.

As a further description of the above technical solution:

one side of the lower die, which is close to the second positioning column, is provided with a groove, two blocking rods are arranged in the groove, and the two blocking rods are symmetrically arranged by taking one half of the lower die as a center.

As a further description of the above technical solution:

and the side surface of one side of the upper die close to the second positioning hole is fixedly connected with two upper injection molding ports, the two upper injection molding ports are communicated with the injection molding hole in the upper die, and the two lower injection molding ports are communicated with the injection molding hole in the lower die.

As a further description of the above technical solution:

the size of the fixing groove corresponds to the size of a fixing column, and the fixing column is inserted into and connected to the inside of the fixing groove.

As a further description of the above technical solution:

the injection molding groove is semicircular in shape.

As a further description of the above technical solution:

the both sides in shaping groove are provided with the recess, the recess extends to the outside of lower mould and last mould.

The utility model discloses following beneficial effect has:

the utility model discloses can directly place wire rod and connector in the inside and both sides of shaping groove, press from both sides it tightly through fixed slot and fixed column, later carry out injection moulding through four mouths of moulding plastics from top to bottom, the plastic that melts flows into inside the mould through the hole of moulding plastics, later through the reposition of redundant personnel in the groove of moulding plastics flow to the shaping inslot of both sides, can one-step processing two, increase production efficiency.

Drawings

Fig. 1 is a top view of a lower mold of an injection molding device for a connector according to the present invention;

FIG. 2 is a cross-sectional view taken at A of FIG. 1;

fig. 3 is a top view of an upper mold of the injection molding apparatus for a connector according to the present invention;

fig. 4 is an elevation view of an upper mold of the injection molding device for a connector according to the present invention.

Illustration of the drawings:

1. a lower die; 2. fixing grooves; 3. a gear lever; 4. a lower injection molding port; 5. a first positioning post; 6. injection molding a groove; 7. a second positioning column; 8. a first positioning hole; 9. forming a groove; 10. fixing a column; 11. a second positioning hole; 12. injection molding holes; 13. an upper injection molding port; 14. and (5) an upper die.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: an injection molding device for a connector comprises a lower die 1, wherein one side of the top end of the lower die 1 is provided with a first positioning column 5, the first positioning column 5 is inserted into a first positioning hole 8 for positioning, the other side of the top end of the lower die 1 is provided with two second positioning columns 7, the second positioning columns 7 are inserted into second positioning holes 11 for positioning a mold, the second positioning columns 7 are matched with the first positioning columns 5 to ensure the accuracy of the lower die 1 and an upper die 14 which are combined together, one side surface of the lower die 1 close to the second positioning columns 7 is fixedly connected with two lower injection molding openings 4, molten plastic is injected into the mold, the second positioning columns 7 are inserted and connected with the upper die 14, the first positioning columns 5 are inserted and connected with the upper die 14, the upper die 14 is provided with second positioning columns 7 at the positions corresponding to the second positioning columns 7, the upper die 14 is provided with first positioning holes 8 at the positions, the center of the upper die 14 is provided with an injection molding hole 12, the top end of the upper die 14 is provided with an injection molding groove 6, molten plastic flows into the molding groove 9 through the injection molding groove 6, the top ends of the upper dies 14 on two sides of the injection molding groove 6 are provided with the molding grooves 9, and finally, a molded groove is formed.

The top of lower mould 1 is provided with the groove 6 of moulding plastics, and the top of lower mould 1 is provided with shaping groove 9, and the groove 6 of moulding plastics that the top of lower mould 1 set up is corresponding with the position of the groove 6 of moulding plastics that the top of going up mould 14 set up, and the shaping groove 9 that the top of lower mould 1 set up is corresponding with the position of the shaping groove 9 that the top of going up mould 14 set up. The inside a plurality of archs that are provided with of both sides shaping groove 9, the one side that center department was kept away from in lower mould 1 both sides shaping groove 9 is provided with fixed slot 2, fixed slot 2 and the cooperation of fixed column 10 for the fixed wire rod of putting into, one side fixedly connected with fixed column 10 that center department was kept away from in the shaping groove 9 of the both sides of going up mould 14. One side of the lower die 1 close to the second positioning column 7 is provided with a groove, two blocking rods 3 are arranged in the groove, and the two blocking rods 3 are symmetrically arranged by taking a half of the lower die 1 as a center. The side surface of the upper die 14 close to the second positioning hole 11 is fixedly connected with two upper injection molding ports 13, the two upper injection molding ports 13 are communicated with an injection molding hole 12 in the upper die 14, the two lower injection molding ports 4 are communicated with the injection molding hole 12 in the lower die 1, and molten plastic flows into the die through the injection molding hole 12. The fixing groove 2 has a size corresponding to that of the fixing post 10, and the fixing post 10 is inserted into and coupled to the inside of the fixing groove 2. The injection groove 6 is semicircular in shape, and the injection grooves 6 of the lower mold 1 and the upper mold 14 are combined together to form a pipeline. The two sides of the forming groove 9 are provided with grooves, and the grooves extend to the outer sides of the lower die 1 and the upper die 14 and are used for placing wires.

The working principle is as follows: at first directly place the wire rod in the inside and both sides of shaping groove 9, with the connector card at the opening part of shaping groove 9 corresponding recess, later go up mould 14 and lower mould 1 and be in the same place, press from both sides the wire rod through fixed slot 2 and fixed column 10 tightly, later mould plastics mouthful 4 and two on through two and mould plastics mouthful 13 in to the mould, the plastic that melts flows into inside the mould through injection molding hole 12, later flow to the shaping groove 9 of both sides through the reposition of redundant personnel of the groove 6 of moulding plastics in, the plastic is wrapped up the wire rod in inside, can once process two connectors, increase production efficiency.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a connector is with device of moulding plastics, includes lower mould (1), its characterized in that: a first positioning column (5) is arranged on one side of the top end of the lower die (1), two second positioning columns (7) are arranged on the other side of the top end of the lower die (1), the side surface of one side of the lower die (1) close to the second positioning column (7) is fixedly connected with two lower injection molding openings (4), the second positioning column (7) is inserted and connected with an upper die (14), the first positioning column (5) is inserted and connected with the upper die (14), the upper die (14) is provided with a second positioning column (7) at the position corresponding to the second positioning column (7), the upper die (14) is provided with a first positioning hole (8) at the position corresponding to the first positioning column (5), an injection molding hole (12) is arranged at the center of the upper die (14), an injection molding groove (6) is arranged at the top end of the upper die (14), and the top ends of the upper dies (14) on the two sides of the injection molding groove (6) are provided with forming grooves (9).

2. An injection molding apparatus for a connector according to claim 1, wherein: the top of lower mould (1) is provided with the groove of moulding plastics (6), the top of lower mould (1) is provided with shaping groove (9), the position that the groove of moulding plastics (6) that the top of lower mould (1) set up and the groove of moulding plastics (6) that the top of last mould (14) set up is corresponding, shaping groove (9) that the top of lower mould (1) set up and the position that the shaping groove (9) that the top of last mould (14) set up are corresponding.

3. An injection molding apparatus for a connector according to claim 2, wherein: both sides shaping groove (9) inside is provided with a plurality of archs, one side that center department was kept away from in lower mould (1) both sides shaping groove (9) is provided with fixed slot (2), one side fixedly connected with fixed column (10) of center department are kept away from in both sides shaping groove (9) of going up mould (14).

4. An injection molding apparatus for a connector according to claim 1, wherein: one side of the lower die (1) close to the second positioning column (7) is provided with a groove, two blocking rods (3) are arranged in the groove, and the two blocking rods (3) are symmetrically arranged by taking one half of the lower die (1) as a center.

5. An injection molding apparatus for a connector according to claim 1, wherein: and the side surface of one side of the upper die (14) close to the second positioning hole (11) is fixedly connected with two upper injection molding openings (13), the two upper injection molding openings (13) are communicated with an injection molding hole (12) in the upper die (14), and the two lower injection molding openings (4) are communicated with the injection molding hole (12) in the lower die (1).

6. An injection molding apparatus for a connector according to claim 3, wherein: the size of the fixing groove (2) corresponds to the size of a fixing column (10), and the fixing column (10) is inserted into and connected to the inside of the fixing groove (2).

7. An injection molding apparatus for a connector according to claim 1, wherein: the injection molding groove (6) is semicircular in shape.

8. An injection molding apparatus for a connector according to claim 1, wherein: the two sides of the forming groove (9) are provided with grooves, and the grooves extend to the outer sides of the lower die (1) and the upper die (14).