TWI788502B - Crimp connector and method of manufacturing same - Google Patents

Abstract

A crimp connector includes a substrate, a pressure plate located above the substrate, and two elastic portions formed between the substrate and the pressure plate and continuously bent. The two elastic portions are spaced apart from the lower portion of the pressure plate, and the two elastic portions are vertically arranged. It has elasticity to elastically move the pressure plate in the up and down direction.

Description

Crimp connector and manufacturing method thereof

The invention relates to a crimping connector, in particular to a crimping connector and a manufacturing method thereof.

Referring to the invention patent application No. CN105098432A published in mainland China, it discloses a crimp connector, a first spring part is connected between the upper side plate part and the lower side plate part, and a spring part extending from the lower side plate part is located on the upper side plate part below to support the second spring part of the upper side plate part. Since the widths of the first spring part and the second spring part in the lateral direction are greater than their thicknesses in the up-down direction, that is, they are all vertically arranged structures, so that the stress at the position of the base of each spring part is relatively large, It is easy to have a surrender state, which affects the stability of the rebound height. Furthermore, since the two spring parts are formed by winding the upper plate part as the center in the same direction, the winding process is relatively complicated, and the two elastic parts are likely to interfere with each other, making the manufacture difficult.

In view of this, it is necessary to provide an electrical connector and its components to overcome the defects of the prior art.

The purpose of the present invention is to provide a new crimp connector, which has the advantages of simple structure and easy manufacture.

The crimping connector of the present invention can be realized by the following technical solutions: a crimping connector, comprising a base plate, a pressing plate located above the base plate, and a continuous bending shape located between the base plate and the pressing plate Two elastic parts are formed, and the two elastic parts are disposed below the pressing plate at intervals, and the two elastic parts are elastic in the up and down direction to allow the pressing plate to move elastically in the up and down direction.

As a further improved technical solution of the present invention, the two elastic parts include a first elastic part and a second elastic part, one end of the first elastic part is connected to the peripheral edge of the pressing plate, and the other end is connected to the edge of the base plate. Perimeter, one end of the second elastic part is suspended under the pressure plate, and the other end is connected to the periphery of the base.

As a further improved technical solution of the present invention, both the first elastic part and the second elastic part further include a first elastic arm and a second elastic arm connected to the first elastic part, and the first elastic part of the first elastic part The upper end of an elastic arm is connected to the pressure plate, the upper end of the second elastic part is provided with a curled part suspended below the pressure plate, and the first elastic arms of the first elastic part and the second elastic part are self- The upper ends of the second elastic arms of the first elastic part and the second elastic part extend obliquely upward, the base has four side edges, and the second elastic arms of the first elastic part and the second elastic part The lower ends of the first elastic arms are respectively connected to two opposite side edges of the base plate and arranged in a dislocation manner, and the width of the first elastic arms in the lateral direction is greater than the thickness of the first elastic arms in the vertical direction.

As a further improved technical solution of the present invention, the width of the second elastic arm in the lateral direction is smaller than the thickness of the second elastic arm in the vertical direction, and the width of the first elastic arm in the lateral direction is larger than that of the first elastic arm. The width of the two elastic arms in the transverse direction.

As a further improved technical solution of the present invention, the second elastic arm includes a connecting portion located at the lower end to be vertically connected to the substrate in the vertical direction, and a first beam extending from one end of the connecting portion and parallel to the surface of the substrate part and a second beam part bent and extended from one end of the first beam part and parallel to the surface of the substrate, and the first elastic arm is formed by bending and extending obliquely upward from the lower edge of the second beam part.

As a further improved technical solution of the present invention, when viewed in the up-down direction, the first elastic arm of the first elastic part is parallel to the first elastic arm of the second elastic part, and the first elastic part and the two first elastic arms of the second elastic portion are inclined to the two first beam portions of the first elastic portion and the second elastic portion.

As a further improved technical solution of the present invention, the pressure plate includes a contact point located at the center and protruding upwards, and the two elastic parts are respectively located on both sides of the contact point.

As a further improved technical solution of the present invention, the pressure plate further includes two ear portions bent downward from the periphery of the pressure plate, and the two ear portions are located between the first elastic portion and the second elastic portion. the two sides of the first elastic arms.

As a further improved technical solution of the present invention, a method for manufacturing a crimp connector, the first step is to provide a metal sheet, and punch out the metal sheet to have a substrate, and the left and right side edges of the substrate The first elastic part and the second elastic part connected and the strip of the pressure plate connected to the first elastic part; the second step, first, bend the pressure plate upward; then bend the second elastic part of the first elastic part upward The first bending part of an elastic arm; then bend the second bending part of the first elastic arm of the first elastic part upward; then bend the second elastic arm of the first elastic part upward The second part of the second beam part is bent upwards as a whole; in the third step, firstly, the curled part of the first elastic arm of the second elastic part is crimped; and then bent upwards The first bending part of the first elastic arm of the second elastic part; then upwardly bend the second bending part of the first elastic arm of the second elastic part; then upwardly bend the second the second part of the second beam part of the second elastic arm of the elastic part, and then bend the second beam part upwards as a whole; the second step can be located before the third step, or the third step can be located in the second Before the step, or the second step and the third step are carried out simultaneously; the fourth step is to bend upward the connecting portion of the second elastic arm of the second elastic portion, so that the second elastic portion stands upright on the base plate above; and the fifth step, bending the connecting portion of the second elastic arm of the first elastic portion upward, so that the first elastic portion stands above the base plate, and the pressing plate is positioned at the curled portion above.

As a further improved technical solution of the present invention, the crimping connector further includes two ear parts, and the two ear parts are separated from the left side of the pressing plate before the second step and the third step or after the fifth step. 1. The two right side edges are bent downward, so that the two ear portions are respectively located between each of the sloping plate portions and the first beam portion.

Compared with the prior art, the present invention has the following beneficial effects: since the two elastic parts are respectively located on both sides below the pressure plate, the pressure on the pressure plate can be evenly distributed to the two elastic parts and thus The two elastic parts can give the pressure plate a balanced elastic support, which ensures the smooth downward movement of the pressure plate and the longer service life of the two elastic parts; moreover, because the two elastic parts are up and down There is no overlap in direction, and there is no interference with each other during the process of elastic deformation of the upper and lower sides. During manufacture, the bending steps of the elastic part are simple and easy to manufacture.

100: crimp connector

2: Substrate

3: Platen

31: Contact Points

32: Folding part

33: ear

41: The first elastic part

42: second elastic part

43A, 43B: first elastic arm

44a, 44d: the first bending part

44b, 44e: Inclined plate part

44c, 44f: the second bending part

45A, 45B: second elastic arm

46a, 46d: connection part

46b, 46e: the first beam part

46c, 46f: the second beam part

47: Part I

48: Part Two

49: curly part

T: width

W: Thickness

The first figure is a schematic perspective view of a crimp connector according to a first embodiment of the present invention.

The second figure is a three-dimensional schematic view of the first figure viewed from another direction.

The third figure is a perspective view of the second figure viewed from another direction.

Figure 4 is a left side view of the crimp connector according to the first embodiment of the present invention viewed from left to right.

Fig. 5 is a right side view of the crimp connector according to the first embodiment of the present invention viewed from right to left.

Figure 6 is a top view of the crimp connector according to the first embodiment of the present invention viewed from top to bottom.

Fig. 7 is a schematic cross-sectional view of the crimp connector according to the first embodiment of the present invention along line VII-VII in Fig. 6 .

Figure 8 is a first perspective schematic view of the crimp connector in the manufacturing process of the first embodiment of the present invention.

Fig. 9 is a second perspective view of the crimp connector in the manufacturing process of the first embodiment of the present invention.

Fig. 10 is a third schematic perspective view of the crimp connector in the manufacturing process of the first embodiment of the present invention.

Figure 11 is a fourth perspective view of the crimp connector in the manufacturing process of the first embodiment of the present invention.

Fig. 12 is a fifth perspective view of the crimp connector in the manufacturing process of the first embodiment of the present invention.

Fig. 13 is a schematic perspective view of the crimp connector according to the second embodiment of the present invention.

Hereinafter, specific implementations of the crimp connector 100 of the present invention will be introduced with reference to the first to the first and fourth figures. The definitions of directions involved in the description of the present invention are all based on the first figure, and the upper end of the crimping connector 100 is defined as the crimping plate 3 for crimping with the mating connector (not shown), that is, the crimping direction is an up-down direction; a horizontal direction perpendicular to the up-down direction, that is, a left-right direction; and a front-back direction perpendicular to the up-down direction and the horizontal direction. In the first figure to the first fourth figure, the X-axis indicates the left-right direction, and the direction pointed by the arrow of the X-axis is left; the Y-axis indicates the up-down direction, and the direction indicated by the Y-axis arrow is upward; the Z-axis indicates the front-rear direction , the direction indicated by the arrow of the Z axis is forward.

Please refer to Figures 1 to 7, the present invention provides a crimp connector 100, which is made of metal and is used to be installed on a circuit board (not shown) of an electronic device (not shown). , which includes a base plate 2, a pressing plate 3 above the base plate 2, and two continuously bent elastic portions. A moving space (not labeled) is formed between the base plate 2 and the pressing plate 3 for the pressing plate 3 to move up and down. The two elastic parts are elastic in the vertical direction to allow the pressing plate 3 to move elastically in the moving space (not labeled) in the vertical direction.

Please refer to the first figure to the seventh figure, the pressure plate 3 has a flat structure and is arranged horizontally. The platen 3 includes four side edges. A contact point 31 protruding upward is provided at the center of the pressing plate 3 . The four side edges are provided with folded down portions 32 , so that the side edges of the pressing plate 3 are smooth and avoid the pressing plate 3 from being scratched when mating with a docking connector (not shown) or by human error.

Referring to the first to seventh figures, the substrate 2 has four side edges. All of them are plate-like structures and are arranged parallel to the pressing plate 3 .

Please refer to FIG. 1 to FIG. 7 , the two elastic portions include a first elastic portion 41 and a second elastic portion 42 . Both the first elastic portion 41 and the second elastic portion 42 include first elastic arms 43A, 43B continuously bent from top to bottom and second elastic arms 45A, 45B connected to the first elastic arms 43A, 43B. Each of the first elastic arms 43A, 43B further includes a sloping plate portion 44b, 44e suspended in the activity space (not labeled) and arranged obliquely in the up-down direction. The first bending portions 44a, 44d are bent and extended from the lower ends of the sloping plate portions 44b, 44e to connect to the second elastic arms 45A, 45B. The inclined plate portions 44b, 44e form an included angle with the surface of the substrate 2 . The first bending portion 44 a of the first elastic portion 41 bends and extends in the horizontal direction, and a curling portion 49 is disposed at a free end thereof. The curled portion 49 is located below the pressing plate 3 . The smooth portion of the curled portion 49 faces the lower surface of the pressing plate 3 . The first bending portion 44d of the second elastic portion 42 bends and extends horizontally to connect one side edge of the pressing plate 3 . The second elastic arms 45A, 45B further include connecting portions 46a, 46d that bend upward from the base plate 2 and extend perpendicularly to the base plate 2, and extend from one side of the upper ends of the connecting portions 46a, 46d. And the first beam portion 46b, 46e parallel to the surface of the substrate 2, and the second beam portion 46c, 46f extending horizontally from one end of the first beam portion 46b, 46e and parallel to the surface of the substrate 2. The second beam portion 46c, 46f includes a first portion 47 connected to the first beam portion 46b, 46e and a second portion 48 connected to the first portion 47 and the second bending portion 44c, 44f. When viewed in the vertical direction, the first portion 47 of the second beam portion 46c, 46f is perpendicular to the first beam portion 46b, 46e in the lateral direction. The second portion 48 is inward compared to the first portion 47 Tilted to form an angle with the first portion 47 . The second bent portions 44c, 44f are connected to the lower edges of the second portions 48 of the second beam portions 46c, 46f.

Please refer to FIG. 7 , the widths T1 and T2 of the first elastic arms 43A, 43B in the lateral direction are greater than the thicknesses W1 and W2 of the first elastic arms 43A, 43B in the vertical direction. The width T1, T2 of the first elastic arm 43A, 43B in the lateral direction is larger than the width T3, T4 of the second elastic arm 45A, 45B in the lateral direction. The widths T3, T4 of the first beam portions 46b, 46e in the lateral direction of the second elastic arms 45A, 45B are smaller than the thicknesses W3, W4 in the vertical direction. The whole of the second elastic arms 45A, 45B is perpendicular to the surface of the substrate 2 in the vertical direction. The parallel upper and lower surfaces of the sloping plate portions 44b, 44e form angles with the side surfaces of the first beam portions 46b, 46e.

Please refer to FIG. 6 , when viewed in the up-down direction, the first elastic portion 41 is located on the right side of the contact point 31 of the pressure plate 3 as a whole. The connecting portion 46 a of the second elastic arm 45A of the first elastic portion 41 is connected to a position close to the rear end of the right edge of the base plate 2 . Referring to the first to seventh figures, the first beam portion 46b of the second elastic arm 45A of the first elastic portion 41 extends horizontally forward from the front edge of the upper end of the connecting portion 46a. The second beam portion 46c of the second elastic arm 45A of the first elastic portion 41 is bent transversely to the left from the front edge of the first beam portion 46b and extends horizontally. The second portion 48 of the second beam portion 46c is bent backward. The distance between the rear end of the slant plate portion 44b of the first elastic arm 43A of the first elastic portion 41 in the vertical direction and the upper surface of the substrate 2 is greater than that of the front end of the slant plate portion 44b in the vertical direction. The distance from the upper surface of the base plate 2 , that is, the sloping plate portion 44 b of the first elastic arm 43A of the first elastic portion 41 is set to extend obliquely upward from front to rear. The second bending portion 44c of the first elastic arm 43A of the first elastic portion 41 is bent backward from the lower edge of the second portion 48 of the second beam portion 46c to connect to the lower end of the sloping plate portion 44b. The first bending portion 44a of the first elastic arm 43A of the first elastic portion 41 is bent forward from the upper end of the sloping plate portion 44b to connect to the right side of the rear edge of the pressing plate 3 .

Please refer to FIG. 6 , when viewed in the up-down direction, the second elastic portion 42 is entirely located on the left side of the contact point 31 of the pressure plate 3 . The connecting portion 46d of the second elastic arm 45B of the second elastic portion 42 is connected to a position close to the front end of the left edge of the base plate 2 . Referring to the first to seventh figures, the first beam portion 46e of the second elastic arm 45B of the second elastic portion 42 extends horizontally rearward from the rear end edge of the upper end of the connecting portion 46d. The second beam portion 46f of the second elastic arm 45B of the second elastic portion 42 is bent transversely to the right from the rear end edge of the first beam portion 46e and extends horizontally. When viewed in the up-down direction, the second portion 48 of the second beam portion 46f of the second elastic portion 42 is bent forward to be parallel to the second portion 48 of the second beam portion 46c of the first elastic portion 41 so that the two first elastic arms 43A, 43B of the first elastic portion 41 and the second elastic portion 42 are arranged in parallel and opposite to the two first beam portions 46b, 46e and the two second beam portions 46c, 46f The inclined setting can increase the length of the two first elastic arms 43A, 43B to increase their elastic capacity. The distance between the front end of the sloping plate portion 44e of the first elastic arm 43B of the second elastic portion 42 in the vertical direction and the upper surface of the substrate 2 is greater than the distance between the rear end of the sloping plate portion 44e in the vertical direction. The distance from the upper surface of the base plate 2 , that is, the sloping plate portion 44 e of the first elastic arm 43B of the second elastic portion 42 is set to extend obliquely upward from the rear to the front. The second bending portion 44f of the first elastic arm 43B of the second elastic portion 42 is bent forward from the lower end edge of the second portion 48 of the second beam portion 46f to connect the lower end of the sloping plate portion 44e . The first bending portion 44d of the first elastic arm 43B of the second elastic portion 42 is bent backward from the upper end of the inclined plate portion 44e so that the curled portion 49 is located below the pressing plate 3 .

Please refer to FIG. 6 , when viewed from the vertical direction, the pressing plate 3 and the first elastic arms 43A, 43B are surrounded by the two second elastic arms 45A, 45B.

Based on the above, it can be seen that the structure of the first elastic arms 43A, 43B and the second elastic arms 45A, 45B of the first elastic part 41 and the second elastic part 42 of the crimp connector 100 of the present invention are almost the same, but the first elastic part 41 and the second elastic portion 42 are located below the pressing plate 3 and are arranged at intervals in the lateral direction, and the The pressing plate 3 is arranged oppositely at the center and is relatively independent, without overlapping in the up and down direction. Therefore, the first elastic part 41 and the second elastic part 42 do not interfere with each other during the downward compression process, and the structure is simple.

When the pressing plate 3 is pressed from top to bottom, the pressing plate 3 moves downward and firstly receives the supporting force from bottom to top from the first elastic portion 41 . As the pressing plate 3 moves downward, the lower surface of the pressing plate 3 presses down against the curled portion 49 of the second elastic portion 42. At this time, the pressing plate 3 receives pressure from the first elastic portion 41 and the second The elastic part 42 supports from bottom to top. During the downward movement of the pressing plate 3, the two first elastic arms 43A, 43B and the two second elastic arms 45A, 45B of the first elastic part 41 and the second elastic part 42 are compressed downward. phenomenon, and the two second elastic arms 45A, 45B may appear to incline to the inside. Since the two first elastic arms 43A, 43B are only elastically compressed in the up and down direction, more pressure from the pressing plate 3 can be shared to reduce the stress on the two second elastic arms 45A, 45B and reduce the pressure on the two elastic arms. The yield of the two second elastic arms 45A, 45B ensures the elastic capacity of the two second elastic arms 45A, 45B. It can be seen that the first elastic arms 43A, 43B and the second elastic arms 45A, 45B of the elastic part of the crimp connector 100 of the present invention are arranged in different directions, which can protect the stability of the entire crimp connector 100. It is effectively ensured that the pressing plate 3 can return to the predetermined height position when it is no longer subjected to downward pressure.

The present invention further provides a method for manufacturing the crimp connector 100: comprising the following steps,

The first step is to provide a sheet metal (not shown), and punch out the sheet metal (not shown) with a base plate 2 at opposite positions to the left and right side edges of the base plate 2, respectively. The connected first elastic portion 41 and the second elastic portion 42 and the material strip (not shown) of the pressing plate 3 connected to the first elastic portion 41 . A folded portion 32 and a contact point 31 are formed on the side edge of the pressing plate 3 .

Please refer to the eighth to the twelfth figure, although the second elastic part 42 in the eighth to the twelfth figure has been bent and formed first, it is only for illustration and does not represent the uniqueness of the manufacturing method. Way. In the second step, first, bend the pressing plate 3 upward; then bend the first bending portion 44a of the first elastic arm 43A of the first elastic portion 41 upward; then bend the first elastic arm upward. Part 41 of The second bending portion 44c of the first elastic arm 43A; then bend the second part 48 of the second beam portion 46c of the second elastic arm 45A of the first elastic portion 41 upwards, and then bend the whole upwards. The second beam portion 46c.

In the third step, firstly, the curled portion 49 of the first elastic arm 43B of the second elastic portion 42 is crimped; and then the first bending of the first elastic arm 43B of the second elastic portion 42 is bent upward part 44d; then bend the second bending portion 44f of the first elastic arm 43B of the second elastic portion 42 upward; then bend the second elastic arm 45B of the second elastic portion 42 upward The second portion 48 of the beam portion 46f bends the second beam portion 46f upward as a whole.

In the manufacturing method of the crimp connector of the present invention, the second step and the third step can be arranged such that the second step is located before the third step, or the third step is located before the second step, or the second step The second step and the third step are carried out simultaneously.

In the fourth step, the connecting portion 46d of the second elastic arm 45B of the second elastic portion 42 is bent upward, so that the second elastic portion 42 stands above the base plate 2 .

The fifth step is to bend upward the connecting portion 46a of the second elastic arm 45A of the first elastic portion 41 so that the first elastic portion 41 stands above the base plate 2 and the pressure plate 3 is positioned Above the crimped portion 49, a crimp connector as shown in the first figure is formed.

The above description is a preferred first embodiment of the crimp connector 100 of the present invention, and the crimp connector 100 of the present invention further provides a second embodiment. Please refer to the thirteenth figure, in the second embodiment, the crimp connector 100' further includes ear portions 33 located on the left and right side edges of the press plate 3 . The two ear portions 33 are located on two sides of the two first elastic arms 43A, 43B of the first elastic portion 41 and the second elastic portion 42 . The ear portion 33 is formed by bending and extending downward from a side edge of the pressing plate 3 . When the crimping connector 100' is compressed downwards close to the preset limit, the ear portion 33 can press down on the upper surface of the substrate 2, so that the crimping connector 100' no longer Compression, so as to protect the crimp connector 100 ′ from being damaged due to excessive compression, and ensure the stability of springback. The ear can be in the second step It is best to bend and shape before the first step and the third step, and it can also be bent and shaped after the fifth step. The two ear portions 33 are respectively located between each of the sloping plate portions 44b, 44e and the first beam portions 46b, 46e.

Compared with the prior art, the present invention has the following beneficial effects: since the two elastic parts are respectively located on both sides below the pressing plate 3, the pressure on the pressing plate 3 can be evenly distributed to the two elastic parts Moreover, the two elastic parts can give balanced elastic support to the pressing plate 3, which ensures the smooth downward movement of the pressing plate 3 and the longer service life of the two elastic parts; The elastic parts do not overlap in the up and down direction, and do not interfere with each other during the process of elastic deformation up and down. During manufacture, the bending steps of the elastic parts are simple and easy to manufacture.

The above are only some implementations of the present invention, not all implementations. Any equivalent changes to the technical solution of the present invention adopted by those of ordinary skill in the art by reading the description of the present invention are covered by the claims of the present invention .

100: crimp connector

2: Substrate

3: Platen

31: Contact Points

32: Folding part

41: The first elastic part

42: second elastic part

43A, 43B: first elastic arm

44a, 44d: the first bending part

44b, 44e: Inclined plate part

44c: the second bending part

45A, 45B: second elastic arm

46a, 46d: connection part

46b, 46e: the first beam part

46c, 46f: the second beam part

Claims (9)

A crimping connector, comprising a base plate, a pressing plate located above the base plate, and two elastic parts located between the base plate and the pressing plate and formed by continuous bending, wherein the two elastic parts include a first elastic part and a The second elastic part, one end of the first elastic part is connected to the peripheral edge of the pressure plate, and the other end is connected to the peripheral edge of the substrate, one end of the second elastic part is suspended below the pressure plate, and the other end is Connected to the periphery of the substrate, the first elastic part and the second elastic part further include a first elastic arm and a second elastic arm connected to the first elastic arm, and the plate surface of the second elastic arm Perpendicular to the base plate, the first elastic arm has a plate surface inclined to the base plate, the two elastic parts are spaced below the pressing plate, and the two elastic parts are elastic in the up and down direction to The pressing plate is elastically moved up and down. The crimp connector according to claim 1, wherein the upper end of the first elastic arm of the first elastic part is connected to the pressure plate, and the upper end of the second elastic part is provided with a The curling part, the first elastic arm of the first elastic part and the second elastic part is formed by extending obliquely upward from the upper end of the second elastic arm of the first elastic part and the second elastic part, and the base plate has four Side edges, the lower ends of the second elastic arms of the first elastic part and the second elastic part are respectively connected to the two opposite side edges of the base plate and arranged in a dislocation, and the width of the first elastic arm in the transverse direction is greater than The thickness of the first elastic arm in the up-down direction. The crimp connector according to claim 2, wherein the width of the second elastic arm in the lateral direction is smaller than the thickness of the second elastic arm in the vertical direction, and the width of the first elastic arm in the lateral direction greater than the width of the second elastic arm in the transverse direction. The crimp connector according to claim 2, wherein the second elastic arm includes a connecting portion at the lower end to be vertically connected to the substrate in the vertical direction, extending from one end of the connecting portion and parallel to the surface of the substrate The first beam portion and the second beam portion extending from one end of the first beam portion and parallel to the surface of the substrate, the first elastic arm is bent obliquely upward from the lower edge of the second beam portion extension formed. The crimp connector according to claim 4, wherein when viewed in the up-down direction, the first elastic arm of the first elastic part is parallel to the first elastic arm of the second elastic part, so The two first elastic arms of the first elastic part and the second elastic part are inclined to the two first beam parts of the first elastic part and the second elastic part. The crimp connector according to claim 1, wherein the pressing plate includes a contact point located at the center and protruding upward, and the two elastic parts are respectively located on two sides of the contact point. The crimping connector according to claim 1, wherein the pressure plate further includes two ear portions bent downward from the periphery of the pressure plate, and the two ear portions are located between the first elastic portion and the second elastic portion. Two sides of the two first elastic arms of the second elastic part. A method for manufacturing a crimped connector, comprising the following steps: the first step is to provide a sheet metal, and punch out the sheet metal to have a base plate connected to the left and right side edges of the base plate with a first elastic part and the second elastic part and the strip of the pressure plate connected to the first elastic part; the second step, first, bend the pressure plate upwards; then bend the first elastic arm of the first elastic part upwards a bending part; then bend upward the second bending part of the first elastic arm of the first elastic part; then bend upward the second beam part of the second elastic arm of the first elastic part The second part is to bend the second beam part upwards as a whole; the third step is to firstly curl the curled part of the first elastic arm of the second elastic part; then bend the second elastic part upwards The first bending part of the first elastic arm of the second elastic part; then bend the second bending part of the first elastic arm of the second elastic part upward; then bend the second elastic part of the second elastic part upward The second part of the second beam portion of the elastic arm is bent upwards as a whole; the second step can be located before the third step, or the third step can be located before the second step, or The second step and the third step are carried out at the same time; the fourth step is to bend upward the connecting part of the second elastic arm of the second elastic part, so that the second elastic part stands above the base plate; and fifth step, bending the connecting portion of the second elastic arm of the first elastic portion upward, so that the first elastic portion stands above the base plate, and the pressing plate is positioned above the curled portion. The manufacturing method of the crimp connector according to claim 8, wherein a moving space for the pressure plate to move up and down is formed between the base plate and the pressure plate, and each of the first elastic arms further includes a structure suspended on the Installed obliquely in the up and down direction in the event space A slanted plate portion, the crimp connector further includes two ear portions, the two ear portions are separated from the left and right sides of the pressing plate before the second step and the third step or after the fifth step. One side edge is bent downward, so that the two ear portions are respectively located between each of the sloping plate portions and the first beam portion.

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