CN211440922U

CN211440922U - High-precision positioning injection mold for arc-shaped terminal

Info

Publication number: CN211440922U
Application number: CN201921625379.XU
Authority: CN
Inventors: 杨彦磊; 魏延安
Original assignee: Suzhou Juece Electronic Technology Co ltd
Current assignee: Suzhou Juece Electronic Technology Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-09-08
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses an arc terminal high-precision positioning injection mold, which comprises an upper mold and a lower mold which are separately arranged up and down, and a left mold and a right mold which are positioned between the upper mold and the lower mold, wherein the upper mold, the lower mold, the left mold and the right mold are mutually matched to form a cavity of a product; a glue inlet channel is fixedly arranged on one side of the upper die and is communicated with the cavity through a flow passage arranged on the lower die; and the left side die is provided with a clamping assembly for clamping the arc-shaped terminal. The beneficial effects of the utility model are mainly embodied in that: novel structure, the design is exquisite, and the stopper is spacing with the arc end of arc terminal earlier in this mould, treats the completion back, removes through down tube drive arc terminal chuck to make the straight line end of arc terminal plug-in connect to the arc terminal chuck in, can be with its accurate location, easy operation is convenient, and the suitability is wider, very big improvement qualification rate.

Description

High-precision positioning injection mold for arc-shaped terminal

Technical Field

The utility model relates to a mould injection technology field particularly, especially relates to an arc terminal high accuracy location injection mold.

Background

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

In the consumer electronics field, many electronic devices, such as mobile phones, MP3 players and other portable audio devices, require the use of external audio or headphones to hear the sound of the media. Thus, an audio connector must be mounted on these audio devices for insertion of a plug such as a headphone or earphone. The audio connector generally includes an insulative housing and a plurality of conductive terminals. The insulating body is provided with an accommodating cavity for accommodating the plug and a plurality of accommodating grooves communicated with the accommodating cavity. The conductive terminals are accommodated in the accommodating grooves. Generally, the audio connector, that is, the insulating body, is rectangular in shape to better meet the space requirement of the electronic components inside the device. However, in some special occasions, the arc-shaped terminal needs to be fixedly arranged on a product, but in an injection mold, the arc-shaped terminal is difficult to position and difficult to position accurately, and the deviation of the arc-shaped terminal in the injection molded product is serious, so that the qualified rate is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art existence, provide an arc terminal high accuracy location injection mold.

The purpose of the utility model is realized through the following technical scheme:

an arc-shaped terminal high-precision positioning injection mold comprises an upper mold and a lower mold which are separately arranged up and down, and a left side mold and a right side mold which are positioned between the upper mold and the lower mold, wherein the upper mold, the lower mold, the left side mold and the right side mold are mutually matched to form a cavity of a product; a glue inlet channel is fixedly arranged on one side of the upper die and is communicated with the cavity through a flow passage arranged on the lower die; and the left side die is provided with a clamping assembly for clamping the arc-shaped terminal.

Preferably, the clamping assembly comprises a boss which is obliquely arranged, and the front end of the boss is fixedly connected with the arc-shaped terminal chuck through a connecting block; baffles are fixedly arranged on two sides of the boss, and oppositely arranged extending ends are fixedly arranged on the baffles; the boss is also provided with a sliding block matched with the boss, and two sides of the sliding block are respectively close to the extending end and the upper surface of the boss; the sliding block is further provided with a through groove, the boss is provided with a sliding groove, the length of the sliding groove is larger than that of the through groove, and an inclined rod penetrates through the through groove and extends into the sliding groove.

Preferably, a clamping head is fixedly arranged on the inner wall of the through groove, a clamping groove is further formed in the diagonal rod, and the clamping head is tightly attached to the inner wall of the clamping groove.

Preferably, the clamping assembly further comprises a second supporting block, a telescopic cylinder is fixedly arranged on the second supporting block, and a cylinder shaft of the telescopic cylinder is fixedly connected with the boss through a connector.

Preferably, the left side die comprises a left die core sleeved on the arc-shaped terminal chuck.

Preferably, the upper die comprises an upper die plate, and an upper die core forming the die cavity is arranged on the upper die plate.

Preferably, the lower die comprises an ejector plate and a lower die plate arranged above the ejector plate, a lower die core forming a cavity is arranged on the lower die plate, and a limiting block for limiting the arc-shaped end of the arc-shaped terminal is fixedly arranged on the lower die core; the ejector pin plate is fixedly provided with an ejector pin, and at least part of the ejector pin extends into the cavity.

Preferably, the right side mould comprises a first supporting block fixedly arranged on the lower template, a dovetail-shaped inserting groove is formed in the first supporting block, an inserting block matched with the inserting groove is arranged in the inserting groove, and a right side mould core forming a cavity is fixedly arranged on the inserting block.

The beneficial effects of the utility model are mainly embodied in that: novel structure, the design is exquisite, and the stopper is spacing with the arc end of arc terminal earlier in this mould, treats the completion back, removes through down tube drive arc terminal chuck to make the straight line end of arc terminal plug-in connect to the arc terminal chuck in, can be with its accurate location, easy operation is convenient, and the suitability is wider, very big improvement qualification rate. Simultaneously, through the removal of inserted bar drive arc terminal chuck can in time carry out the perception to exerting force, avoid exerting the too big condition that leads to the arc terminal to bend or damage and take place, further improvement qualification rate.

Drawings

The technical scheme of the utility model is further explained by combining the attached drawings as follows:

FIG. 1: the utility model is a three-dimensional view;

FIG. 2: in the perspective view of the utility model, the upper die is removed;

FIG. 3: an enlarged view of portion a in fig. 2;

FIG. 4: the utility model discloses a first direction perspective view of a clamping component;

FIG. 5: the utility model discloses well centre gripping subassembly first direction's stereogram.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not limited to the present invention, and structural, method, or functional changes made by those skilled in the art according to these embodiments are all included in the scope of the present invention.

The present invention is not limited to the above embodiments, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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 by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 5, the utility model discloses an arc terminal high accuracy location injection mold, including last mould 1, lower mould 2 and being located of putting separately from top to bottom go up left side mould 3 and right side mould 4 between mould 1 and the lower mould 2, go up mould 1, lower mould 2, left side mould 3 and right side mould 4 four and mutually support the die cavity that constitutes the product. Go up mould 1 and include cope match-plate pattern 12, be equipped with the last mould benevolence that constitutes the die cavity on the cope match-plate pattern 12, of course, still can be equipped with the apron on the cope match-plate pattern, all belong to the utility model discloses a protection category does not do too much and give unnecessary details. The lower die 2 comprises an ejector plate 22 and a lower die plate 23 arranged above the ejector plate 22, a lower die core 24 forming a cavity is arranged on the lower die plate 23, and a limiting block 26 used for limiting the arc-shaped end of the arc-shaped terminal 100 is fixedly arranged on the lower die core 24; the thimble plate 22 is further fixedly provided with a thimble 25, and at least part of the thimble 25 extends into the cavity.

In this embodiment, the right mold 4 includes a first supporting block 41 fixed on the lower mold plate 23, a dovetail-shaped inserting groove 42 is provided on the first supporting block 41, an inserting block 43 matched with the inserting groove 42 is provided in the inserting groove 42, and a right mold core 44 forming a cavity is fixed on the inserting block 43. This design can realize changing the maintenance fast to right side mould benevolence, and the simple operation greatly improves work efficiency. Further, the left side die 3 comprises a left die core 31 sleeved on the arc-shaped terminal chuck 58. One side of the upper die 1 is fixedly provided with a glue inlet channel 11, and the glue inlet channel 11 is communicated with the cavity through a flow channel 21 arranged on the lower die 2.

The utility model discloses an another design point lies in: the left side die 3 is provided with a clamping component 5 for clamping the arc-shaped terminal 100, the clamping component 5 comprises a boss 51 which is obliquely arranged, and the front end of the boss 51 is fixedly connected with the arc-shaped terminal chuck 58 through a connecting block; baffles 52 are fixedly arranged on two sides of the boss 51, and extension ends 53 which are oppositely arranged are fixedly arranged on the baffles 52; the boss 51 is further provided with a sliding block 54 matched with the boss, and two sides of the sliding block 54 are respectively close to the extending end 53 and the upper surface of the boss 51; the sliding block 54 is further provided with a through groove 55, the boss 51 is provided with a sliding groove 56, the length of the sliding groove 56 is larger than that of the through groove 55, and an inclined rod 57 penetrates through the through groove 55 and extends into the sliding groove 56. This mould novel structure, the design is exquisite, and the stopper holds spacingly with the arc of arc terminal earlier in this mould, treats the completion back, removes through down tube drive arc terminal chuck to make the straight line end of arc terminal plug-in connect to the arc terminal chuck in, can fix a position its accuracy, easy operation is convenient, and the suitability is wider, very big improvement qualification rate. Simultaneously, through the removal of inserted bar drive arc terminal chuck can in time carry out the perception to exerting force, avoid exerting the too big condition that leads to the arc terminal to bend or damage and take place, further improvement qualification rate.

Preferably, a clamping head 551 is fixedly arranged on the inner wall of the through groove 55, a clamping groove 571 is further arranged on the diagonal rod 57, and the clamping head 551 is tightly attached to the inner wall of the clamping groove 571. The clamping assembly 5 further comprises a second supporting block 59, a telescopic cylinder 591 is fixedly arranged on the second supporting block 59, and a cylinder shaft of the telescopic cylinder 591 is fixedly connected with the boss 51 through a connector 592. The arrangement of the telescopic cylinder 591 can realize quick demoulding, realize automatic operation and improve the working efficiency.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. Arc terminal high accuracy location injection mold, its characterized in that: the die comprises an upper die (1) and a lower die (2) which are arranged up and down, and a left side die (3) and a right side die (4) which are positioned between the upper die (1) and the lower die (2), wherein the upper die (1), the lower die (2), the left side die (3) and the right side die (4) are mutually matched to form a cavity of a product; a glue inlet channel (11) is fixedly arranged on one side of the upper die (1), and the glue inlet channel (11) is communicated with the cavity through a flow passage (21) arranged on the lower die (2); and the left side die (3) is provided with a clamping assembly (5) for clamping the arc-shaped terminal (100).

2. The arc-shaped terminal high-precision positioning injection mold according to claim 1, characterized in that: the clamping assembly (5) comprises a boss (51) which is obliquely arranged, and the front end of the boss (51) is fixedly connected with the arc-shaped terminal chuck (58) through a connecting block; baffles (52) are fixedly arranged on two sides of the boss (51), and extension ends (53) which are oppositely arranged are fixedly arranged on the baffles (52); the boss (51) is also provided with a sliding block (54) matched with the boss, and two sides of the sliding block (54) are respectively close to the extending end (53) and the upper surface of the boss (51); the sliding block (54) is further provided with a through groove (55), the boss (51) is provided with a sliding groove (56), the length of the sliding groove (56) is larger than that of the through groove (55), and an inclined rod (57) penetrates through the through groove (55) and extends into the sliding groove (56).

3. The arc-shaped terminal high-precision positioning injection mold according to claim 2, characterized in that: a clamping head (551) is fixedly arranged on the inner wall of the through groove (55), a clamping groove (571) is further arranged on the inclined rod (57), and the clamping head (551) is tightly attached to the inner wall of the clamping groove (571).

4. The arc-shaped terminal high-precision positioning injection mold according to claim 2, characterized in that: the clamping assembly (5) further comprises a second supporting block (59), a telescopic cylinder (591) is fixedly arranged on the second supporting block (59), and a cylinder shaft of the telescopic cylinder (591) is fixedly connected with the boss (51) through a connector (592).

5. The arc-shaped terminal high-precision positioning injection mold according to claim 4, characterized in that: the left side die (3) comprises a left die core (31) sleeved on the arc-shaped terminal chuck (58).

6. The arc-shaped terminal high-precision positioning injection mold according to claim 1, characterized in that: the upper die (1) comprises an upper die plate (12), and an upper die core forming a die cavity is arranged on the upper die plate (12).

7. The arc-shaped terminal high-precision positioning injection mold according to claim 6, characterized in that: the lower die (2) comprises an ejector plate (22) and a lower die plate (23) arranged above the ejector plate (22), a lower die core (24) forming a cavity is arranged on the lower die plate (23), and a limiting block (26) used for limiting the arc-shaped end of the arc-shaped terminal (100) is fixedly arranged on the lower die core (24); the ejector pin plate (22) is further fixedly provided with an ejector pin (25), and at least part of the ejector pin (25) extends into the cavity.

8. The arc-shaped terminal high-precision positioning injection mold according to claim 7, characterized in that: the right side die (4) comprises a first supporting block (41) fixedly arranged on the lower die plate (23), a dovetail type inserting groove (42) is formed in the first supporting block (41), an inserting block (43) matched with the inserting groove (42) is arranged in the inserting groove (42), and a right side die core (44) forming a die cavity is fixedly arranged on the inserting block (43).