CN112086803A - A universal Type-C electrical connector and its manufacturing method - Google Patents

Abstract

The invention discloses a universal Type-C electrical connector and a manufacturing method thereof. The universal Type-C electrical connector comprises an insulating casing, and upper row terminal modules, lower row terminal modules, a first row terminal module and a first row terminal module housed in the insulating casing. The insulating seat, the second insulating seat and the middle clip, the upper row of terminal modules and the lower row of terminal modules are respectively fixed on opposite sides of the first insulating seat by hot melting, and the middle clip is fixed on the opposite side of the first insulating seat. On the first insulating seat, the middle clip is located between the upper row of terminal modules and the lower row of terminal modules, and the second insulating seat is coated on the first insulating seat by molding, The upper row of terminal modules and the lower row of terminal modules respectively have contact surfaces, and the contact surfaces are exposed on the surface of the second insulating seat. The Type-C electrical connector of the present invention only needs to be molded once, and the production efficiency of the product is high, the production cost is low, and the product is stable.

Description

A universal Type-C electrical connector and its manufacturing method

technical field

The present invention relates to the field of electrical connectors, and more particularly, to a universal Type-C electrical connector and a manufacturing method thereof.

Background technique

Type-C is a connection interface of the USB interface, which can be inserted on both sides, avoiding the trouble of wrong insertion. At present, mainstream smart products have basically adopted this interface.

In the patent with the application number CN2015203353823, a Type-C electrical connector is disclosed. The Type-C electrical connector includes a first insulating seat, a first conductive terminal group, a second insulating seat, a second conductive terminal, a grounding When assembling the metal sheet and the third insulating seat, firstly the first insulating seat and the first conductive terminal group are integrally inlaid and molded to form the first terminal seat, and the second insulating seat and the second conductive terminal group are integrally inlaid and molded to form the second terminal seat , and then the first terminal seat and the second terminal seat are stacked and combined, and the ground metal sheet is sandwiched between the first terminal seat and the second terminal seat to form an assembly, and then the assembly is integrated with the third insulating seat. Inlay molding. The patented Type-C electrical connector is molded three times.

In the patent with the application number CN202010236005X, a Type-C socket connector is disclosed, which includes a lower row of terminals, an upper row of terminals, two hook pieces, and an inner insulating member, and the inner insulating member is provided with a barrier groove. When assembling, first stack the lower row of terminals and the two hook pieces together, then insert the lower row of terminals, the two clip hooks and the inner insulating piece together to form a first semi-finished product, and assemble and position the upper row of terminals on the In the barrier groove, a second semi-finished product is formed, and then the second semi-finished product is inlaid and molded into an insulating body. In this patent, the Type-C socket connector is molded twice.

In the above two patent documents, the Type-C connector needs to be molded twice or three times, which is easy to expose copper. The production of the Type-C connector is difficult, the production efficiency is low, the production cost is high, and the product is unstable.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a universal Type-C electrical connector and a manufacturing method thereof. The Type-C electrical connector of the present invention only needs to be molded once, and the production efficiency of the product is high, the production cost is low, and the product is stable.

Its technical solutions are as follows:

In one embodiment of the present invention, a universal Type-C electrical connector is disclosed, which includes an insulating housing, and upper row terminal modules, lower row terminal modules, a first insulating seat, and a second insulating housing accommodated in the insulating housing. The upper row of terminal modules and the lower row of terminal modules are respectively fixed on the opposite sides of the first insulating seat by heat fusion, and the middle clip is fixed on the first insulating seat Above, the middle clip is located between the upper row of terminal modules and the lower row of terminal modules, the second insulating seat is covered on the first insulating seat by molding, and the upper row of terminal molds The terminal modules of the group and the lower row respectively have contact surfaces, and the contact surfaces are exposed on the surface of the second insulating seat.

Preferably, the upper row terminal module includes a plurality of first terminals, the first insulating seat is provided with a plurality of first fixing grooves in the longitudinal direction, and the first insulating seat is heated to melt the plurality of first terminals. The terminals are fixed in a plurality of first fixing grooves; the lower row terminal module includes a plurality of second terminals, the first insulating seat is further provided with a plurality of second fixing grooves in the longitudinal direction, the first insulating The seat fixes the plurality of second terminals in the plurality of second fixing grooves by hot melting, and the sides of the first fixing grooves and the second fixing grooves are provided with protruding hot melting parts.

Preferably, each of the first terminals is respectively provided with a first limiting segment, the first insulating base is provided with a plurality of first limiting portions, and a plurality of first limiting segments of the first terminals are provided. are respectively located in the plurality of first limiting portions of the first insulating seat.

Preferably, each of the second terminals is respectively provided with a second limiting section, the first insulating base is provided with a plurality of second limiting portions, and a plurality of second limiting sections of the second terminals are provided. are respectively located in the plurality of second limiting portions of the second insulating seat.

Preferably, there are two middle clips, and the two middle clips are respectively arranged opposite to each other on the first insulating seat, the middle clip is provided with a first fixing portion, and the first insulating seat is provided with a first fixing portion. A second fixing part is provided, and the middle clip is fixed on the first insulating seat through the first fixing part and the second fixing part.

Preferably, the second insulating base is provided with a plurality of third fixing portions, and the insulating housing is provided with a plurality of fourth fixing portions at corresponding positions, and the second insulating base is connected by the third fixing portion and the first fixing portion. Four fixing parts are fixed on the insulating shell.

Preferably, the second insulating base is provided with a third limiting groove, the insulating housing is provided with a third limiting portion, and the third limiting portion is located in the third limiting groove.

In another embodiment of the present invention, a method for manufacturing a universal Type-C electrical connector is disclosed, comprising the following steps:

A. Provide an upper row of terminal modules, a lower row of terminal modules, two middle clips and a first insulating seat. The upper row of terminal modules includes a plurality of connected first terminals, and the lower row of terminal modules includes For a plurality of connected second terminals, the two middle clips are inserted into the first insulating seat to be fixed, and the plurality of first terminals and the plurality of second terminals are respectively fixed on the opposite sides of the first insulating seat by heat fusion, And the two middle clips are respectively located between the upper row of terminal modules and the lower row of terminal modules;

B. A second insulating seat is integrally overmolded on the first insulating seat by a molding process, the first terminal and the second terminal respectively have contact surfaces, and the contact surfaces are exposed on the surface of the second insulating seat.

Preferably, the first terminal has a first end and a second end, the first ends of the plurality of first terminals are connected by a first material tape, and the second ends of the plurality of second terminals are connected Through the second material strip; the second terminal has a third end and a fourth end, the third ends of the plurality of second terminals are connected by a third material strip, and the fourth end is connected by a fourth end The material belts are connected, and after step A, the method further includes: cutting the first material belt and the third material belt.

Preferably, one end of the two middle clips is connected with a fifth material band, and the two middle clips are connected by the fifth material band, and after step A, the method further includes: cutting the fifth material band.

The advantages or principles of the present invention are described below:

1. The general Type-C electrical connector includes the upper row terminal module, the lower row terminal module, the first insulating seat, the second insulating seat and the middle clip. When the Type-C electrical connector is assembled, the middle clip can be The sheet is fixed on the first insulating seat, and at the same time, the upper row of terminal modules and the lower row of terminal modules are fixed on the first insulating seat by thermal fusion. After the upper row of terminal modules, the lower row of terminal modules, the middle clip and the first insulating seat are fixed, the second insulating seat is covered on the first insulating seat by molding. In the present invention, the upper row of terminal modules, the lower row of terminal modules and the first insulating seat are fixed by hot melting, and the upper row of terminal modules, the lower row of terminal modules and the first insulating seat can be fixed firmly, and at the same time relative to the injection molding , The production time of the Type-C electrical connector can be significantly reduced, the production efficiency can be improved, and the production cost can be reduced by hot-melting. The upper row of terminal modules, the lower row of terminal modules and the first insulating seat are fixed and then the second insulating seat is covered, which can prevent the terminals from being skewed and exposed copper, and make the products more stable.

2. The first insulating seat is provided with a first fixing slot and a second fixing slot. After the first terminal is fixed in the first fixing slot and the second terminal is fixed in the second fixing slot, the first fixing slot is fixed by hot melting. The groove and the hot-melt portion on the side of the second fixing groove are melted, and the melted hot-melt portion fixes the first terminal and the second terminal respectively on the first insulating seat by covering. The fixing method of the first terminal, the second terminal and the first insulating base is simple and firm.

3. The first limit section of the first terminal is located in the first limit section, the second limit section of the second terminal is located in the second limit section, and the first terminal and the second terminal pass through the first limit section and the second limit section. The limiting part is used to limit the position, so that when the first terminal and the second terminal are installed on the first insulating seat, installation dislocation will not occur.

Description of drawings

1 is a schematic structural diagram of a general-purpose Type-C electrical connector of the present embodiment;

FIG. 2 is another schematic structural diagram of the universal Type-C electrical connector of the present embodiment;

3 is an exploded view of the general-purpose Type-C electrical connector of the present embodiment;

4 is a schematic diagram of the combination of the upper row of terminal modules, the lower row of terminal modules, the middle clip and the first insulating seat of the present embodiment;

5 is another schematic diagram of the combination of the upper row of terminal modules, the lower row of terminal modules, the middle clip and the first insulating seat of the present embodiment;

6 is a schematic diagram of the general-purpose Type-C electrical connector of the present embodiment after removing the insulating housing;

FIG. 7 is a schematic structural diagram of the first insulating seat of the present embodiment;

FIG. 8 is another schematic structural diagram of the first insulating seat of the present embodiment;

FIG. 9 is a schematic structural diagram of the second insulating seat of the present embodiment;

10 is a schematic structural diagram of the insulating housing of the present embodiment;

11 is a flow chart of the manufacture of the general-purpose Type-C electrical connector of the present embodiment;

Description of reference numbers:

10. Insulating shell; 20. Upper row terminal module; 30. Lower row terminal module; 40, First insulating seat; 50, Second insulating seat; 60, Middle clip; 21, First terminal; 31, No. Two terminals; 41, the first fixing slot; 42, the hot-melt part; 43, the second fixing slot; 210, the first limit section; 44, the first limit section; 310, the second limit section; 45, the first limit Two limit parts; 441, the first limit introduction port; 451, the second limit introduction port; 70, the welding section; 442, the first export port; 46, the opening part; 61, the first fixed part; 47, the first Two fixed parts; 22, contact surface; 51, third fixed part; 11, fourth fixed part; 52, third limit groove; 12, third limit part; 53, fourth limit part; 13, Fourth limiting groove; 54, fixing feet; 80, first material belt; 90, second material belt; 100, third material belt; 110, fourth material belt; 120, fifth material belt.

Detailed ways

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "middle", The orientation or positional relationship indicated by "in" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, It is constructed and operated in a particular orientation and is therefore not to be construed as a limitation of the present invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second", etc., may expressly or implicitly include one or more of that feature. In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood through specific situations.

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be more clearly defined.

As shown in FIG. 1 to FIG. 10 , in one embodiment of the present invention, a universal Type-C electrical connector is disclosed. In other embodiments, the general Type-C electrical connector is not limited to 16 pins.

The universal Type-C electrical connector of this embodiment includes an insulating housing 10 , and an upper row of terminal modules 20 , a lower row of terminal modules 30 , a first insulating seat 40 , a second insulating seat 50 and Middle clip 60.

The first insulating seat 40 is made of plastic material, and the upper row of terminal modules 20 and the lower row of terminal modules 30 are respectively fixed on opposite sides of the first insulating seat 40. Preferably, the upper row of terminal modules 20, The lower row of terminal modules 30 are fixed on the first insulating base 40 by heat fusion.

The upper row of terminal modules 20 and the lower row of terminal modules 30 both have a "Z"-shaped structure. The upper row of terminal modules 20 includes eight first terminals 21 , and the lower row of terminal modules 30 includes eight second terminals 31 . In order to realize the connection and fixation of the upper row of terminal modules 20 , the lower row of terminal modules 30 and the first insulating seat 40 , eight first fixing grooves 41 are provided in the longitudinal direction of the upper surface of the first insulating seat 40 , each The sides of the first fixing groove 41 are respectively provided with protruding hot-melt portions 42 . Eight second fixing grooves 43 are provided in the longitudinal direction of the lower surface of the first insulating base 40 , and the sides of each second fixing groove 43 are respectively provided with protruding hot-melting portions 42 .

When the upper row terminal module 20 is fixedly connected to the first insulating base 40, firstly, the upper row terminal module 20 is installed on the first insulating base 40, and the eight first terminals 21 of the upper row terminal module 20 are respectively placed on eight inside the first fixing groove 41 . Then, the hot-melt portion 42 protruding from the side of the first fixing groove 41 is melted by means of hot-melt, and the melted hot-melt portion 42 is fixed on the first insulating seat 40 by covering, so that the first terminal 21 and the An insulating base 40 is formed as a whole. Similarly, when the lower row terminal module 30 is fixedly connected to the first insulating seat 40, firstly install the lower row terminal module 30 on the first insulating seat 40, and connect the eight second terminals of the lower row terminal module 30 to the first insulating seat 40. 31 are respectively placed in the eight second fixing grooves 43 . Then, the hot-melt portion 42 protruding from the side of the second fixing groove 43 is melted by means of hot-melting, and the melted hot-melt portion 42 is fixed on the first insulating seat 40 by covering, so that the second terminal 31 and the first insulating seat 40 are fixed. An insulating base 40 is formed as a whole.

The upper row terminal module 20 , the lower row terminal module 30 , and the first insulating seat 40 in this embodiment can be individually fabricated and formed, and then assembled, which can reduce production time, improve production efficiency, and reduce production costs compared to molding using molding. .

In order to realize that the upper row of terminal modules 20 and the lower row of terminal modules 30 can be more accurately installed in the correct position of the first insulating seat 40, the upper row of terminal modules 20, the lower row of terminal modules 30 and the first insulating seat 40 are improved. assembly efficiency. Each first terminal 21 is respectively provided with a first limiting segment 210 , correspondingly, eight first limiting portions 44 are provided on the first insulating seat 40 , and the first limiting portions of the eight first terminals 21 are The segments 210 are respectively located in the eight first limiting portions 44 of the first insulating seat 40 , and the first terminals 21 are limited by the first limiting segments 210 and the first limiting portions 44 . Each second terminal 31 is provided with a second limiting segment 310 respectively, the first insulating seat 40 is provided with eight second limiting portions 45 , and the second limiting segments 310 of the eight second terminals 31 are respectively located at In the eight second limiting portions 45 of the second insulating seat 50 , the second terminals 31 are limited by the second limiting segments 310 and the second limiting portions 45 .

The first limit portion 44 is a first limit groove. In order to facilitate the introduction of the first limit segment 210 into the first limit groove, a first limit introduction port 441 is provided at the top of the first limit groove. The first limiting segment 210 enters the first limiting groove through the first limiting introduction port 441 . The second limit portion 45 is a second limit groove. In order to facilitate the introduction of the second limit segment 310 into the second limit groove, a second limit introduction port 451 is provided at the bottom of the second limit groove. The second limit segment 310 enters the second limit groove through the second limit introduction port 451 .

The rear ends of the first limiting segment 210 and the second limiting segment 310 are respectively provided with welding segments 70 . After the first terminal 21 and the second terminal 31 are fixed to the first insulating seat 40 , the first terminal 21 and the second terminal 31 The welding segments 70 are respectively located at the bottom of the first insulating base 40 . In order to realize that the welding section 70 of the first terminal 21 is located at the bottom of the first insulating seat 40, in this embodiment, a first lead-out port 442 is provided at the bottom of the first limiting groove, and the bottom of the first limiting section 210 passes through the first The export port 442 is exported. In this embodiment, openings 46 are provided on the side surfaces of the first limiting groove and the second limiting groove.

There are two middle clips 60 , the two middle clips 60 are respectively fixed on the first insulating base 40 , and the two middle clips 60 are respectively located between the upper row of terminal modules 20 and the lower row of terminal modules 30 .

In order to realize the fixed connection between the middle clip 60 and the first insulating seat 40, a first fixing part 61 is provided on the middle clip 60, and a second fixing part 47 is provided on the first insulating seat 40, and the middle clip 60 It is fixed on the first insulating seat 40 by the first fixing part 61 and the second fixing part 47 . Preferably, the middle clips 60 are made of a metal material, there are two middle clips 60 , and the two middle clips 60 are respectively disposed opposite to each other on the first insulating seat 40 .

After the upper row of terminal modules 20 , the lower row of terminal modules 30 and the middle clips 60 are respectively fixed on the first insulating seat 40 , the second insulating seat 50 is then wrapped on the first insulating seat 40 by molding. The upper row of terminal modules 20 and the lower row of terminal modules 30 have contact surfaces 22 respectively. After the second insulating seat 50 is covered on the first insulating seat 40, the contact surfaces of the upper row of terminal modules 20 and the lower row of terminal modules 30 22 are all exposed on the surface of the second insulating group.

In order to realize the fixed connection between the second insulating base 50 and the insulating housing 10 , in this embodiment, a plurality of third fixing parts 51 are provided on the second insulating base 50 , and a plurality of fourth fixing parts 11 are provided at corresponding positions on the insulating housing 10 . , the second insulating seat 50 is fixed on the insulating housing 10 through the third fixing part 51 and the fourth fixing part 11 . Preferably, there are four third fixing parts 51 and four fourth fixing parts 11 , two third fixing parts 51 are fixed on the upper surface of the second insulating base 50 , and the other two third fixing parts 51 are fixed on the second insulating seat 50 . On the lower surface of the insulating base 50 , the four fourth fixing portions 11 are correspondingly disposed on the inner wall of the insulating housing 10 . Preferably, the third fixing portion 51 is a fixing groove, and the fourth fixing portion 11 is a protruding portion.

In order to limit the second insulating seat 50 , a third limiting groove 52 is further provided on the second insulating seat 50 , and at the same time, a third limiting portion 12 is provided on the insulating housing 10 , and the third limiting portion 12 is located in the third limiting groove 52 . Preferably, there are two third limiting grooves 52 and two third limiting portions 12 .

In order to further limit the second insulating seat 50 , the opposite two sides of the second insulating seat 50 are respectively provided with protruding fourth limiting portions 53 , and at the same time, the insulating housing 10 is provided with a fourth limiting portion In the groove 13 , the protruding fourth limiting portion 53 is located in the fourth limiting groove 13 .

After the universal Type-C electrical connector of this embodiment is assembled, the electrical connector can be installed on the PCB board. There are four DIP feet, and at the same time, two fixing feet 54 can be provided on the second insulating base 50 for the connection between the second insulating base 50 and the PCB board.

When the universal Type-C electrical connector of this embodiment is assembled, the middle clip 60 can be fixed on the first insulating base 40, and the upper row terminal modules 20 and the lower row terminal modules 30 can be fixed on the first insulating base 40 by hot melting. on the first insulating seat 40 . After the upper row of terminal modules 20 , the lower row of terminal modules 30 , the middle clips 60 and the first insulating seat 40 are fixed, the second insulating seat 50 is covered on the first insulating seat 40 by molding. In this embodiment, the upper row of terminal modules 20, the lower row of terminal modules 30 and the first insulating seat 40 are fixed by hot melting, and the upper row of terminal modules 20, the lower row of terminal modules 30 and the first insulating seat 40 can be fixed It is firm, and compared with injection molding, the production time of Type-C electrical connectors can be significantly reduced, production efficiency can be improved, and production costs can be reduced by hot-melting. The upper row of terminal modules 20 and the lower row of terminal modules 30 are fixed with the first insulating base 40 and then the second insulating base 50 is covered, which can prevent the terminals from being skewed and exposed copper, and make the products more stable.

As shown in FIG. 11 , in another embodiment of the present invention, a method for manufacturing a universal Type-C electrical connector is disclosed, which includes the following steps (refer to FIG. 1 to FIG. 10 for description):

A. Provide an upper row of terminal modules 20, a lower row of terminal modules 30, two middle clips 60 and a first insulating seat 40. The upper row of terminal modules 20 includes a plurality of connected first terminals 21, and the lower row of terminal modules The group 30 includes a plurality of connected second terminals 31, the two middle clips 60 are inserted into the first insulating seat 40 to be fixed, and the plurality of first terminals 21 and the plurality of second terminals 31 are respectively fixed to the first terminal 21 by heat fusion. The opposite sides of the insulating seat 40, and the two middle clips 60 are respectively located between the upper row of terminal modules 20 and the lower row of terminal modules 30;

B. The second insulating seat 50 is integrally overmolded on the first insulating seat 40 by the molding process. The first terminal 21 and the second terminal 31 respectively have contact surfaces 22 , and the contact surfaces 22 are exposed on the surface of the second insulating seat 50 .

Preferably, the first terminal 21 has a first end and a second end, the first ends of the plurality of first terminals 21 are connected by the first material tape 80 , and the second ends of the plurality of second terminals 31 are connected by the first material tape 80 . Two material belt 90. The second terminal 31 has a third end and a fourth end, and the third ends of the plurality of second terminals 31 are connected by a third material tape 100 . The fourth ends are connected by the fourth material strip 110 , and after step A, the method further includes: cutting off the first material strip 80 and the third material strip 100 .

Preferably, one end of the two middle clips 60 is connected with a fifth material strip 120 , and the two middle clips 60 are connected by the fifth material strip 120 . After step A, the method further includes: cutting the fifth material strip 120 .

The following is an example of the general Type-C electrical connector being a 16pin electrical connector:

First, the upper row of terminal modules 20 , the lower row of terminal modules 30 , and the two middle clips 60 are fabricated by punching or the like, and at the same time, the first insulating seat 40 can be fabricated by injection molding. The upper row terminal module 20 includes eight first terminals 21 , first ends of the eight first terminals 21 are connected with a first material tape 80 , and second ends of the eight second terminals 31 are connected with a second material Band 90. The lower row terminal module 30 includes eight second terminals 31 , third ends of the eight second terminals 31 are connected with a third material tape 100 , and fourth ends of the eight second terminals 31 are connected with a fourth material tape 110. The two middle clips 60 are connected by a fifth material belt 120 .

Then, the two middle clips 60 are inserted into the first insulating seat 40 to be fixed, and at the same time, the eight first terminals 21 of the upper row terminal module 20 are fixed on the upper surface of the insulating seat by means of heat fusion, and the lower row terminal module The eight second terminals 31 of the group 30 are fixed to the lower surface of the insulating base by means of thermal fusion. Then, the first material strip 80, the third material belt 100, and the fifth material belt 120 are cut off.

Next, the second insulating seat 50 is overmolded on the first insulating seat 40 by the molding process, and then the overmolded semi-finished product can be assembled into the insulating shell 10 , and the second material tape 90 and the fourth material tape 110 Just cut off.

The embodiments of the present invention are not limited to this. According to the above-mentioned content of the present invention, the present invention can also make other various forms of Modifications, substitutions or combinations all fall within the protection scope of the present invention.

Claims (10)

1. A general-purpose Type-C electrical connector, characterized in that it comprises an insulating housing, and the upper row terminal module, the lower row terminal module, the first insulating seat, the second insulating seat and the middle row being accommodated in the insulating housing. Clips, the upper row of terminal modules and the lower row of terminal modules are respectively fixed on opposite sides of the first insulating seat by hot-melting, and the middle clip is fixed on the first insulating seat, so The middle clip is located between the upper row of terminal modules and the lower row of terminal modules, the second insulating seat is covered on the first insulating seat by molding, and the upper row of terminal modules, the lower The row terminal modules respectively have contact surfaces, and the contact surfaces are exposed on the surface of the second insulating base. 2 . The universal Type-C electrical connector according to claim 1 , wherein the upper row terminal module comprises a plurality of first terminals, and the first insulating seat is provided with a plurality of first terminals in the longitudinal direction. 3 . a fixing groove, the first insulating seat fixes a plurality of first terminals in the plurality of first fixing grooves by thermal fusion; the lower row terminal module includes a plurality of second terminals, and the first insulating seat is located in the plurality of first fixing grooves; There are also a plurality of second fixing grooves in the longitudinal direction, and the first insulating seat fixes the plurality of second terminals in the plurality of second fixing grooves by thermal fusion. The sides are provided with protruding hot-melt parts. 3 . The universal Type-C electrical connector according to claim 2 , wherein each of the first terminals is provided with a first limiting section, and a plurality of first limiting sections are provided on the first insulating seat. 4 . A limiting portion, the first limiting segments of the first terminals are respectively located in the first limiting portions of the first insulating seat. 4 . The universal Type-C electrical connector of claim 2 , wherein each of the second terminals is provided with a second limiting section, and the first insulating seat is provided with a plurality of first Two limiting portions, the second limiting segments of the second terminals are respectively located in the second limiting portions of the second insulating seat. 5. The universal Type-C electrical connector according to any one of claims 1 to 4, wherein the number of the middle clips is two, and the two middle clips are respectively on the first insulating seat The middle clip is provided with a first fixing part, the first insulating seat is provided with a second fixing part, and the middle clip is fixed to the first fixing part through the first fixing part and the second fixing part. on an insulating seat. 6. The universal Type-C electrical connector according to any one of claims 1 to 4, wherein the second insulating seat is provided with a plurality of third fixing portions, and the insulating housing is provided with a corresponding position There are a plurality of fourth fixing parts, and the second insulating base is fixed on the insulating shell through the third fixing part and the fourth fixing part. 7 . The universal Type-C electrical connector according to claim 1 , wherein the second insulating seat is provided with a third limiting groove, and the insulating shell is provided with a third limiting portion, 8 . The third limiting portion is located in the third limiting groove. 8. The manufacture method of general Type-C electrical connector, is characterized in that, comprises the following steps: A. Provide an upper row of terminal modules, a lower row of terminal modules, two middle clips and a first insulating seat. The upper row of terminal modules includes a plurality of connected first terminals, and the lower row of terminal modules includes For a plurality of connected second terminals, the two middle clips are inserted into the first insulating seat to be fixed, and the plurality of first terminals and the plurality of second terminals are respectively fixed on the opposite sides of the first insulating seat by heat fusion, And the two middle clips are respectively located between the upper row of terminal modules and the lower row of terminal modules; B. A second insulating seat is integrally overmolded on the first insulating seat by a molding process, the first terminal and the second terminal respectively have contact surfaces, and the contact surfaces are exposed on the surface of the second insulating seat. 9 . The method for manufacturing a universal Type-C electrical connector according to claim 8 , wherein the first terminal has a first end portion and a second end portion, and the first terminal of the plurality of first terminals has a first end portion and a second end portion. The ends are connected by a first material belt, and the second ends of the plurality of second terminals are connected by a second material belt; the second terminals have a third end and a fourth end, and a plurality of the second terminals The third end of the material is connected by a third material belt, the fourth end is connected by a fourth material belt, and after step A, it also includes: cutting the first material belt and the third material belt. 10. The method for manufacturing a universal Type-C electrical connector according to claim 8, wherein one end of the two middle clips is connected with a fifth material tape, and the two middle clips pass through the fifth The material strips are connected, and after step A, the method further includes: cutting off the fifth material strip.

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