TWI685155B - Electrical connector and method of making the same - Google Patents

Abstract

An electrical connector includes an insulative housing, a number of contacts and a metal plate retained in the housing, and a metal shell attached to the housing. The contacts and the metal plate respectively have a number of cutting surfaces located at free ends. The cutting surfaces register in an up-and-down direction and located at a same plane.

Description

Electric connector and its manufacturing method

The invention relates to an electrical connector, in particular to an electrical connector that can be inserted forward and reverse and a manufacturing method thereof.

For related prior art, please refer to a socket electrical connector disclosed in Chinese Patent No. CN104466592. The socket electrical connector includes a first terminal, a second terminal, an intermediate shield sheet, an insulation bully problem, and a metal housing. The front end of the first contact portion of each first terminal is connected to the first tape, and the rear end of the first welding portion of each first terminal is connected to the second tape. An insulating block is formed outside the first terminal to form a first terminal module, and the first material tape is disconnected. A third material tape is connected to the front end of the intermediate mask piece, and the first terminal is positioned above the intermediate mask piece. An insulating body is overmolded on the first terminal module and the middle shield sheet, and the second material tape is disconnected. A plastic block is formed on the second terminal to form a second terminal module, the front end of the second contact portion of each second terminal is connected to the fourth material strip, and the rear end of the second welding portion of each second terminal is connected Fifth tape, disconnect the fourth tape and part of the fifth tape. Position the second terminal module on the insulating body, and disconnect the third material tape and the remaining fifth material tape.

The connection and removal methods of such materials are complicated, the molding is complicated, and the cutting is complicated, which is not conducive to mechanized production and takes time and labor.

Therefore, an improved electrical connector is needed to make up for the above-mentioned defects in the prior art.

The main purpose of the present invention is to provide an electrical connector and a manufacturing method thereof, which has a simple structure and a convenient manufacturing process.

The purpose of the present invention is achieved by the following technical solution: an electrical connector, including an insulating body, two rows of conductive terminals and reinforcing members provided on the insulating body, and a shielding case provided outside the insulating body, the conductive The terminal and the reinforcing member have a cut surface provided at the free end, and the cut surface is flush in the up-down direction and in the same plane.

The purpose of the present invention is achieved by the following technical solution two: a method of manufacturing an electrical connector, comprising: S1. Provide two rows of conductive terminals and reinforcements, the front ends of the two rows of conductive terminals are respectively connected with a first strip and A second material strip, a fifth material strip is connected to the reinforcing member, and the first material strip and the second material strip sandwich the fifth material strip to form a three-layer structure stacked on top of each other and formed at a time; S2.于所The two rows of conductive terminals and reinforcements are externally injection-molded to form an insulating body; S3. Cutting the first material strip, the second material strip, and the fifth material strip; S4. Providing a shielding shell, covering the shielding shell Outside the insulating body.

Compared with the conventional technology, the present invention has the following effects: the material strip of the electrical connector of the present invention adopts a two-layer and three-layer superimposed one-time forming method, which is convenient for cutting the material strip and the manufacturing process is simple. In addition, the gap between the two rows of conductive terminals is prevented from entering the plastic.

100‧‧‧Electrical connector

1‧‧‧Insulation body

11‧‧‧Dock

111‧‧‧Perforation

112‧‧‧groove

113‧‧‧Placement slot

12‧‧‧Tongue plate

121‧‧‧Terminal slot

122‧‧‧ Hollow Department

123‧‧‧ empty gap

124‧‧‧Platform

125‧‧‧accommodation tank

13‧‧‧ Rear

131‧‧‧Press groove

14‧‧‧Insulation block

2‧‧‧Conductive terminal

20‧‧‧Compression Department

21‧‧‧ First terminal

211‧‧‧First Contact Department

212‧‧‧First Holding Department

213‧‧‧First Welding Department

22‧‧‧Second terminal

221‧‧‧Second Contact Department

222‧‧‧Second holding part

223‧‧‧Second Welding Department

3‧‧‧Reinforcement

31‧‧‧Main part

32‧‧‧Bending Department

33‧‧‧Solder foot

4‧‧‧Shielding shell

41‧‧‧Top wall

411‧‧‧ First Resisting Department

42‧‧‧Bottom wall

421‧‧‧ First abutment arm

422‧‧‧The second resistance

43‧‧‧Sidewall

44‧‧‧tail

441‧‧‧ Second abutment arm

45‧‧‧ connection arm

450‧‧‧ opening

5‧‧‧Metal case

50‧‧‧ overflow hole

51‧‧‧ vent

52‧‧‧The first bending foot

53‧‧‧First fixed foot

54‧‧‧Second fixed foot

55‧‧‧Second bending foot

6‧‧‧Waterproof case

60‧‧‧ containment cavity

61‧‧‧Convex column

7‧‧‧Seal

200‧‧‧ circuit board

300‧‧‧Material

301‧‧‧The first material belt

302‧‧‧Second material belt

303‧‧‧The third material belt

304‧‧‧The fourth material belt

305‧‧‧Fifth tape

306‧‧‧ feed bridge

307‧‧‧ Blocking Department

308‧‧‧The first cut surface

309‧‧‧Second cut surface

The first figure is a perspective assembled view of the electrical connector of the present invention connected to a circuit board.

The second figure is a perspective assembled view of the electrical connector and circuit board of the present invention separated.

The third figure is a perspective schematic view of the electrical connector of the present invention taken out of the waterproof casing.

The fourth figure is a three-dimensional schematic diagram of the electrical connector of the present invention with the waterproof shell and sealing ring removed and the metal shell removed.

The fifth figure is a schematic perspective view of the fourth figure viewed from another direction.

Figure 6 is a perspective view of Figure 4 with the metal shell removed and the shielding shell removed.

The seventh figure is a schematic perspective view of the sixth figure viewed from another direction.

The eighth figure is a further exploded perspective view of the sixth figure.

The ninth figure is a perspective view of the eighth figure viewed from another direction.

FIG. 10 is a perspective schematic view of the insulating body of the electrical connector of the present invention when no insulating block is formed.

FIG. 11 is a perspective schematic view of the conductive terminal and the reinforcement of the electrical connector of the present invention.

The twelfth figure is a three-dimensional schematic view of the conductive terminal and the reinforcing piece connected to the material strip in the eleventh figure.

Figure 13 is a three-dimensional schematic view of the connection between the conductive terminal and the reinforcing member of Figure 12 and the material tape.

Figure 14 is a three-dimensional schematic view of the conductive terminal and the reinforcement of Figure 13 after forming an insulating body and connecting it to the material tape.

Hereinafter, specific embodiments of the electrical connector 100 of the present invention will be described with reference to the first to fourteenth figures. The port where the electrical connector 100 is mated with the mating connector is defined as a mating end. Define the docking direction, the transverse direction perpendicular to the docking direction, and the vertical direction perpendicular to both the docking direction and the transverse direction.

Referring to the first to third figures, the electrical connector 100 of the present invention is fixedly connected to the circuit board 200 and includes an insulating body 1, conductive terminals 2 held in the insulating body 1, and a The reinforcement 3, the shielding shell 4 wrapped around the insulating body 1, the metal shell 5 wrapped around the shield shell 4 and the waterproof shell 6 wrapped around the outside.

Referring to the sixth to tenth figures, the insulating body 1 includes a base 11 and a tongue plate 12 extending forward from the base 11. A rear end portion 13 is horizontally extended from the top end of the base 11. Referring to the tenth figure, a plurality of pressing grooves 131 are provided on the upper and lower surfaces of the rear end portion 13. The base 11 is provided with a plurality of through holes 111 penetrating up and down near the rear end portion 13. The through holes 111 are used for positioning the conductive terminals 2 while accommodating glue circulation. The top of the base 11 is provided with a groove 112. A pair of placement slots 113 are provided at the rear end of the base 11. The tongue plate 12 has a plurality of terminal grooves 121 and hollow portions 122 provided around the terminal grooves 121 on the upper and lower surfaces. The terminal grooves 121 located on the upper and lower surfaces of the tongue plate 12 are arranged in a partially offset manner, which is convenient for the mold core to press and position the conductive terminal 2. There are empty gaps 123 on both sides of the tongue plate 12, so that the outermost conductive terminals 2 are exposed from the empty gaps 123, which facilitates positioning of the mold core and prevents skew during filling. The insulation The body 1 further includes an insulating block 14 integrally formed on the tongue plate 12. Referring to the tenth figure, the tongue plate 12 is provided with a horizontally extending platform 124 close to the base 11, so that the mold core can be suppressed when the insulating block 14 is formed, and preventing glue filling. The upper and lower surfaces of the tongue plate 12 are provided with accommodating grooves 125 penetrating through the terminal grooves 121. The accommodating groove 125 is provided on both sides of the terminal groove 121 for easy placement.

As shown in the seventh to ninth figures, the conductive terminal 2 is made of a metal sheet, is connected by a material band 300 during molding, and is integrally formed with the insulating body 1. The conductive terminal 2 is integrally formed with the insulating body 1 and includes a first terminal 21 and a second terminal 22. The first terminal 21 includes a first contact portion 211 exposing the upper surface of the tongue plate 12, a first holding portion 212 accommodated in the base 11, and a first welding portion 213 extending outside the insulating body 1. The second terminal 22 includes a second contact portion 221 exposing the lower surface of the tongue plate 12, a second holding portion 222 accommodated in the base 11, and a second welding portion 223 extending outside the insulating body 1. The first welding portion 213 and the second welding portion 223 are arranged on the same plane in a row. The first terminals 21 and the second terminals 22 are respectively eight and are symmetrically distributed along the central axis extending forward and backward. The first contact portion 211 of the first terminal 21 and the second contact portion 221 of the second terminal 22 are correspondingly arranged up and down, and the first welding portion 213 of the first terminal 21 and the second welding portion 223 of the second terminal 22 They are in the same plane. Therefore, regardless of whether the docking connector is inserted in the forward or reverse direction, the first and second contact portions 211 and 221 of the electrical connector 100 and the corresponding contact portion of the docking connector can be correctly and correctly positioned in electrical connection.

Referring to the sixth figure, the first contact portion 211 of the first terminal 21 and the second contact portion 221 of the second terminal 22 are provided with pressing portions 20 protruding to both sides. The pressing part 20 is accommodated in the accommodating groove 125, and the pressing part 20 on each conductive terminal 2 is disposed in a misaligned manner, so that the mold core can be pressed on the pressing part 20.

Referring to the twelfth figure, during molding, the material strip 300 includes a first material strip 301 connected to the front end of the first terminal 21, and a second material strip 302 connected to the front end of the second terminal 22, connection The third tape 303 of the first welding portion 213 of the first terminal 21 and the fourth tape 304 of the second welding portion 223 of the second terminal 22. Referring to the twelfth to fourteenth figures, the first strip 301 is connected to the first contact portion 211 of the signal terminal of the first terminal 21, the ground terminal of the first terminal 21 and the power supply The first holding portion 212 of the terminal is connected by the bridge 306. The second tape 302 is connected to the second contact portion 221 of the signal terminal of the second terminal 22, and the ground terminal of the second terminal 22 and the second holding portion 222 of the power terminal are exposed to the insulation The material bridge 306 in the hollow 122 of the body 1 is connected. Referring to the fourteenth figure, the material bridge 306 is arranged laterally to facilitate removal in the hollow 122 of the insulating body 1 after molding. Referring to the thirteenth and fourteenth figures, the third material strip 303 and the fourth material strip 304 are stacked one above the other to form a molding, and the first welding portion 213 and the second welding portion 223 are arranged at intervals so that When the material tape 300 is connected, the connected parts of the third material tape 303 and the fourth material tape 304 are arranged at intervals.

The reinforcing member 3 is provided in two pieces with a hollow in the middle. Each reinforcing member 3 includes a main body portion 31 held in the base 11, a bent portion 32 bent and extended from a tail end of the main body portion 31, and a welding leg formed by bending and extending downward from the bent portion 32 33. The front end of the main body 31 of the reinforcing member 3 exposes the tongue plate 12 of the insulating body 1 and is covered in the insulating block 14.

Referring to the twelfth figure, the material band 300 further includes a fifth material band 305 connected to the reinforcing member 3. The fifth tape 305 connects the front end of the main body portion 31 of the reinforcement 3 and the side surface of the bent portion 32 close to the main body portion 31. A sealing portion 307 extending toward the insulating body 1 is provided in the middle of the fifth tape 305. The edge of the blocking portion 307 abuts against the front edge of the insulating body 1 to avoid gap filling between the first terminal 21 and the second terminal 22. The first material belt 301 and the second material belt 302 sandwich the fifth material belt 305 so as to form a three-layer superposition and form at one time, simplifying the forming and cutting steps.

As shown in the first to ninth figures, the shielding shell 4 includes a top wall 41 and a bottom wall 42 with inner edges 40 disposed opposite each other, and a pair of side walls 43 connecting the top wall 41 and the bottom wall 42 . As shown in the seventh figure, the rear end of the top wall 41 is provided with a first resisting portion 411 protruding inwards, and the rear end edge of the bottom wall 42 is provided with a first contact arm formed by bending downward and extending 421. The first resisting portion 411 Accommodated in the groove 112 of the insulating body 1, and the first contact arm 421 is accommodated in the placement groove 113 of the insulating body 1, so as to strengthen the shielding shell 4 and the insulating body 1 fixed. The bottom wall 42 is further provided with a pair of second resisting portions 422 protruding inward, and the second resisting portions 422 resist the front end surface of the base 11 of the insulating body 1. Referring to the sixth to ninth figures, the first resisting portion 411 and the pair of second resisting portions 422 are provided at three points to prevent damage to the electrical connector 100 when the mating connector is excessively inserted. The shielding casing 4 further has a tail 44 extending backward and horizontally extending from the top wall 41 and a connecting arm 45 connecting the tail 44 and the top wall 41. The tail portion 44 is higher than the top wall 41 in the up-down direction. A second contact arm 441 is formed on both sides of the tail portion 44 and extends downward. The second contact arm 441 abuts against the rear end surface of the rear end portion 13 of the insulating body 1. Referring to the fourth and fifth figures, the tail 44 is attached to the upper surface of the rear end 13 of the insulating body 1. An opening 450 is provided in the connecting arm 45. Referring to the fourth figure, the connecting arm 45 corresponds to the through hole 111, so that part of the through hole 111 exposes the opening 450. The front end of the tongue plate 12 exposes the frame opening of the shielding shell 4. The base 11 of the insulating body 1 covers the rear port of the shielding shell 4 to enhance the sealing of the electrical connector 100. The top wall 41 and the bottom wall 42 of the shielding shell 4 are provided with a plurality of convex bulges 423 protruding inward, and the convex bulges 423 interfere with the mating connector for grounding.

As shown in the first to fifth figures, the metal shell 5 is substantially flat and covered on the shielding shell 4. Referring to the fourth and fifth figures, the metal casing 5 has a plurality of overflow holes 50 and exhaust holes 51 provided behind the overflow holes 50. The vent hole 51 corresponds to the opening 450 of the shielding case 4. The front end of the metal shell 5 is provided with a plurality of first bending legs 52. The first bending legs 52 bear against the upper end surface of the top wall 41 of the shielding shell 4. A pair of first fixing legs 53 and a pair of second fixing legs 54 formed on both sides of the metal shell 5 are formed to extend to both sides and bend downward, and the first fixing legs 53 and the first The second bent leg 55 between the two fixed feet 54. Referring to the third to fifth figures, the second bending leg 55 is clamped on both sides of the base 11 of the insulating body 1. The first fixing foot 53 is lower than the second fixing foot 54 in the up-down direction. Referring to the third figure, the rear end of the metal shell 5 is welded to the tail 44 of the shielding shell 4. The second fixing leg 54 is suspended and disposed outside the tail portion 44 of the shielding shell 4.

The waterproof casing 6 is integrally formed with the metal casing 5 and forms a receiving cavity 60. The accommodating cavity 60 accommodates the tongue plate 12 to expose the portion where the shielding case 4 is exposed. Referring to the first and second figures, the rear end surface of the waterproof casing 6 is located at the rear end portion 13 of the insulating body 1 and the front end of the tail portion 44 of the shielding case 4. On both sides of the waterproof housing 6, convex posts 61 protruding outward are provided to enhance the strength of the electrical connector 100. The waterproof casing 6 fills the overflow hole 50 to enhance the holding force between the waterproof casing 6 and the metal casing 5. The first fixing leg 53 of the metal shell 5 is partially wrapped in the waterproof shell 6, and the waterproof shell 6 and the circuit board 200 are supported to reduce the integral formation of the waterproof shell 6 and the metal shell 5 Risk of unstable size of the first fixing foot 53.

Referring to the eleventh figure, the waterproof casing 6 has a stepped portion 62 inside, so that the upper and lower inner walls of the waterproof casing 6 are divided into a pair of front inner walls 63 at the front end of the stepped portion 62 and A pair of rear inner walls 64 at the rear end of the step portion 62. The distance between the pair of front inner walls 63 is smaller than the distance between the pair of rear inner walls 64. The top wall 41 and the bottom wall 42 of the shielding shell 4 conform to the rear inner wall 64, so that the front end of the shielding shell 4 abuts the step portion 62 of the waterproof housing 6 and the shielding shell The inner edge 40 of the body 4 is flush with the front inner wall 63 of the waterproof casing 6. The ports of the waterproof casing 6 are inclined up and down, and the lower port protrudes from the upper port.

Referring to the second figure, the electrical connector 100 further includes a sealing portion 7 sealed at the rear end of the insulating body 1. The sealing portion 7 is filled with glue through the opening 450 of the shielding case 4 and the perforation 111 of the insulating body 1 so as to fill the space between the base 11 and the rear end 13 of the insulating body 1 and the waterproof housing 6 The gap is fully waterproof. When pouring the glue, the vent hole 51 on the metal shell 5 can be used to remove the air in the glue circulation channel.

The manufacturing method of the present invention is as follows: the conductive terminal 2 and the reinforcing member 3 are made of a metal plate, the insulating body 1 is integrally formed outside the conductive terminal 2 and the reinforcing member 3, and then the insulating block 14 is over-molded to block The gap on the insulating body 1; the metal plate is made of a shielding shell 4 and a metal shell 5, the shielding shell 4 is sleeved outside the insulating body 1, the metal shell 5 is integrally formed with the waterproof shell 6; Description of waterproof The outer shell 6 and the metal outer shell 5 are fitted outside the shielding shell 4, and the metal outer shell 5 and the shielding shell 4 are fixed by laser welding; the opening 450 of the shielding shell 4 is filled with glue to form a sealing part 7.

The manufacturing method of the electrical connector 100 of the present invention is as follows: providing two rows of conductive terminals 2 and reinforcing members 3 by stamping a metal plate, the front ends of the first contact portion 211 and the second contact portion 221 of the signal terminals of the two rows of conductive terminals 2 are respectively The first material tape 301 and the second material tape 302 are connected, the ground terminal and the power terminal of the conductive terminal 2 are connected by a material bridge 306, the material bridge 306 is exposed to the hollow portion 122, and the two rows of conductive terminals 2 The rear ends of the first welding portion 213 and the second welding portion 223 are connected to a third material belt 303 and a fourth material belt 304 respectively, the third material belt 303 and the fourth material belt 304 form a double-layer structure stacked on top of each other , The reinforcing member 3 is connected with a fifth material belt 305, and the first material belt 301 and the second material belt 302 sandwich the fifth material belt 305 to form a three-layer structure stacked up and down, the fifth material belt A sealing portion 307 is formed facing the conductive terminal 2 at 305; an insulating body 1 is injection molded outside the two rows of conductive terminals 2 and the reinforcing member 3, the sealing portion 307 resists the front end of the insulating body 1, the reinforcement The front end of the piece 3 is exposed on both sides of the front end of the tongue plate 12, and the material bridge 306 is cut; the insulating block 14 is overmolded on the insulating body 1, and the first material belt 301 and the second material belt are cut at a time 302 and a fifth tape 305, forming a first cut surface 308 provided at the free ends of the first contact portions 211 and the second contact portions 221 of the signal terminals of the conductive terminal 2, the first cut surface 308 in the up-down direction The upper part is flush and lies in the same plane; the third material strip 303 and the fourth material strip 304 are cut again, forming the rear ends of the first welding portion 213 and the second welding portion 223 provided on the conductive terminal 2 freely A second cutting surface 309 at the end, the second cutting surface 309 is flush with the upper and lower directions and is located in the same plane; a shielding shell 4 is provided, and the shielding shell 4 is sheathed outside the insulating body 1; a metal is provided The outer shell 5 is integrally formed with a waterproof shell 6 outside the metal shell 5, so that the waterproof shell 6 and the metal shell 5 are sleeved outside the shielding shell 4; spot welding the metal shell 5 to the shielding shell 4 on. The first cutting surface 308 and the second cutting surface 309 may be collectively referred to as a cutting surface.

In summary, the present invention meets the requirements of the invention patent, and the patent application is filed in accordance with the law. However, the above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-mentioned embodiment. Any equivalent modifications or changes made by those skilled in the art with the spirit of the present invention should be Covered in the following patent applications.

21‧‧‧ First terminal

22‧‧‧Second terminal

3‧‧‧Reinforcement

300‧‧‧Material

301‧‧‧The first material belt

302‧‧‧Second material belt

303‧‧‧The third material belt

305‧‧‧Fifth tape

307‧‧‧ Blocking Department

Claims (8)

An electrical connector includes an insulating body, two rows of conductive terminals and reinforcements provided on the insulating body, and a shielding case provided outside the insulating body, wherein the two rows of conductive terminals have a pair of ground terminals provided on both sides 1. Four signal terminals provided in the middle and a pair of power terminals provided between the ground terminal and the signal terminals. The front ends of the signal terminals of the two rows of conductive terminals are respectively connected with a first material tape and a second material tape , The reinforcing member is connected with a fifth material belt, the first material belt, the second material belt and the fifth material belt are independent of each other and stacked in the up-down direction, cutting the first material belt, the second The material tape and the fifth material tape, the free ends of the front ends of the signal terminals of the two rows of conductive terminals and the free ends of the front ends of the reinforcing members form a cutting surface, the cutting surface is flush in the up-down direction and is in the same plane. The insulating body has a plurality of hollow parts, and the adjacent ground terminals and power terminals of each row of conductive terminals are connected by a material bridge, and the material bridge is exposed to the hollow part. The electrical connector as described in item 1 of the patent application scope, wherein the rear ends of the signal terminals of the two rows of conductive terminals are respectively connected with a third material strip and a fourth material strip, the third material strip and the fourth material strip are at the top and bottom Stacking in the direction, cutting the third material strip and the fourth material strip, the cutting surfaces of the free ends of the rear ends of the signal terminals of the two rows of conductive terminals are flush in the vertical direction and are in the same horizontal plane. The electrical connector as described in item 1 of the patent application scope, wherein the two rows of conductive terminals respectively have a first welding portion and a second welding portion, and the first welding portion and the second welding portion are arranged at intervals One line. The electrical connector as described in item 1 of the patent application range, wherein the insulating body has a tongue plate and a base, and two gaps are provided on both sides of the tongue plate, so that the outermost conductive terminals are exposed from the gap The tongue plate is provided with a horizontally extending platform close to the base, The empty gap and the platform are used for inserting mold cores. A method of manufacturing an electrical connector, including: S1. Providing two rows of conductive terminals and reinforcements, the two rows of conductive terminals respectively having a pair of ground terminals provided on both sides, four signal terminals provided in the middle, and provided in the A pair of power terminals between the ground terminal and the signal terminal, the front ends of the signal terminals of the two rows of conductive terminals are respectively connected with a first material strip and a second material strip, and the reinforcing member is connected with a fifth material strip. The first material tape, the second material tape and the fifth material tape are independent of each other, and the first material tape and the second material tape sandwich the fifth material tape to form a three-layer structure stacked on top of each other, and each row is conductive The grounding terminal adjacent to the terminal and the power supply terminal are connected by a material bridge; S2. An insulating body is injection molded outside the two rows of conductive terminals and the reinforcement, the insulating body has a plurality of hollow parts, and the material bridge is exposed to the Cutout; S3. Cut the first strip, the second strip and the fifth strip at a time, the signal terminals of the two rows of conductive terminals and the free end of the front end of the reinforcing member form a cut surface, the cut surface Straight in the up and down direction and in the same plane; S4. Provide a shielding shell, sheathing the shielding shell outside the insulating body. The method for manufacturing an electrical connector as described in item 5 of the patent application scope, wherein in step S1, the rear ends of the signal terminals of the two rows of conductive terminals are respectively connected with a third material strip and a fourth material strip. The three-material tape and the fourth material tape form a double-layer structure stacked one above the other and are formed at one time. In step S3, the third material tape and the fourth material tape are cut at a time. The method of manufacturing an electrical connector as described in item 5 of the patent application scope, wherein in step S2, the insulating body is exposed on both sides of the front end of the reinforcing member, and an insulating block is overmolded on the insulating body to cover the Both sides of the front end of the reinforcement. The method for manufacturing an electrical connector according to claim 5, wherein in step S2, cutting The material bridge is overmolded with an insulating block on the insulating body.

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