CN104682155A - Electrical connector and assembly method thereof - Google Patents

Abstract

An electrical connector and method of assembling the same, comprising the steps of: providing a base, wherein the base is provided with a first setting area and a second setting area, and the base is provided with a second opening communicated with the second setting area; a pushing device is arranged in the second arrangement area of the base in a mechanical mode, the pushing device comprises an elastic element, and the uncompressed elastic element is arranged in the second arrangement area and the second opening in advance in the mechanical mode; when the shell is combined with the base, the extrusion part of the shell can correspondingly extrude the elastic element to be in a compressed state, so that the elastic element is compressed and has elastic stress, and the assembly is completed completely in a mechanical automation mode.

Description

Electrical connector and assembly method thereof

technical field

The present invention relates to an electrical connector and an assembly method thereof, in particular to an electrical connector assembly method for completing card connector assembly in a mechanically automated manner.

Background technique

Most of the existing card connectors are installed in electronic devices, and the card connectors are used to electrically connect with external electronic cards (such as SIM cards or memory cards, etc.), so that electronic devices can read the data stored in the electronic card, or electronic devices The data can be stored to the electronic card.

In order to allow users to conveniently extract the electronic card in the card connector, a card advance/eject mechanism is provided inside the existing card connector, and the card advance/eject mechanism is mainly composed of a slider, a spring and a connecting rod Composition, when the electronic card is inserted into the card connector, the electronic card pushes the slider, and then is hooked to a fixed position of the slider by the connecting rod; when the electronic card is withdrawn from the card connector, press the electronic card to make the connecting rod disengage from the sliding block Block its fixed position, and then push the slider out with the help of the elastic restoring force of the spring, so as to push the electronic card to withdraw synchronously.

In order to allow the spring to have an elastic recovery force, the existing card connector is provided with a closed groove in the existing card connector, and the spring must be compressed before being placed in the groove, so as to maintain the elasticity of the spring. Restoration force; therefore, the existing card connector assembly method must manually install the slider and connecting rod of the card advance/eject mechanism on the card connector, and then manually install the spring first. After being compressed, it is set in the groove; finally, a housing is combined with the card connector to complete the assembly of the existing card connector.

However, with the continuous increase of manpower wages, the manufacturing cost will increase relatively due to the increase of manpower wages; and through manual work, the production capacity and quality of products will not be stable, resulting in the inaccurate control of product yield; in addition, through manpower In the working mode, the operators must first undergo complicated vocational training before they can work on the production line, resulting in a relative increase in manufacturing costs.

Contents of the invention

In order to solve the above-mentioned problems and defects of the prior art, the present invention discloses an electrical connector and an assembly method thereof. The steps include: providing a base, the base is combined with at least one signal terminal group and at least one signal terminal group by plastic injection molding. A detection terminal, and the base has a first setting area and a second setting area, and the base is additionally provided with a second opening that communicates with the second setting area; a moving device is installed on the base by mechanical means The second setting area, the pushing device includes an elastic element, that is, the uncompressed elastic element is firstly installed and set in the second setting area and the second opening by mechanical means; a housing is installed to cover the base, and the housing An extruding part is provided, and the extruding part is opposite to the second opening of the base. When the housing is combined with the base, the extruding part of the housing can be used to extrude the elastic element correspondingly, so that the elastic element is in a compressed state, so that The elastic element is compressed to have an elastic stress, so that the assembly can be completed in a fully automatic manner.

Preferably, the base is provided with at least one signal terminal group and at least one detection terminal, and the base is combined with the signal terminal group and the detection terminal by plastic injection molding.

Preferably, the base has a front end and a rear end, the second opening is relatively located at the rear end of the base, and the housing is installed and positioned in a laterally sliding manner from the rear end of the base toward the front end. above the base.

In the present invention, the second opening of the base is open and communicates with the second setting area, so that the elastic element can be placed in the second setting area and the second opening in an uncompressed state, and the elastic element can be directly placed in the second setting area and the second opening by mechanical means. The components are installed in the second setting area and the second opening. When the casing is combined with the base, the extruded part of the casing can be compressed corresponding to the extruded elastic element, achieving fully automated assembly benefits.

Description of drawings

FIG. 1 is an assembly diagram of an electrical connector of the present invention.

FIG. 2 is an exploded view of an electrical connector according to the present invention.

FIG. 3 is an exploded view of an electrical connector of the present invention from another perspective.

Fig. 4 is a side view of an electrical connector of the present invention.

Fig. 5 is a partial perspective side view of an electrical connector of the present invention.

Fig. 6 is a partially enlarged view of an assembly embodiment of an electrical connector of the present invention.

7 is a partially enlarged view of another assembly embodiment of an electrical connector of the present invention.

FIG. 8 is a flowchart of an assembly of an electrical connector of the present invention.

【Symbol Description】

1. Base 10. Accommodating space 101. First setting area

102. Second setting area 11. Front end 12. Back end

13. First opening 14. Second opening 15. Positioning hole

16. Guide rail 17. Perforated hole 18. Tenon

19. Convex part 191. Groove 2. Signal terminal group

3. Detection terminal 4. Pushing device 41. Slider

411. Guide groove 412. Stop part 413. Joint part

414. Sliding part 42. Limit rod 421. First connecting part

422. Second connection part 43. Elastic element 5. Housing

51. Side wall 511. First combination hole 512. Positioning bump

52. Extrusion part 521. Second combination hole 53. First elastic piece

54. The second elastic piece.

Detailed ways

In order to facilitate and simplify the understanding of other features and advantages of the present invention and the effects achieved, the present invention will be described in detail in conjunction with the accompanying drawings. The following embodiments further describe the present invention in detail. point of view, but not to limit the scope of the present invention in any point of view.

Please refer to Figures 1 to 7. The present invention discloses an electrical connector and its assembly method. The electrical connector of the present invention includes a base 1, at least one signal terminal group 2, at least one detection terminal 3, a The moving device 4 and a housing 5 .

The base 1 is provided with an accommodating space 10, the accommodating space 10 includes a first setting area 101 and a second setting area 102, and the base 1 has a front end 11 and a rear end 12, the base 1 is opposite to the front end 11 The position is provided with the first opening 13 that communicates with the first setting area 101, and the base 1 is provided with the second opening 14 that communicates with the second setting area 102 relative to the rear end 12; and the base 1 is opposite to the second The setting area 102 is provided with a positioning hole 15 and a guide rail 16, and the base 1 is provided with a hole 17 relative to the first setting area 101; The sides of the seat 1 are further provided with at least one protrusion 19 , and the protrusion 19 is provided with a groove 191 .

The signal terminal set 2 includes at least two terminals, and the signal terminal set 2 is disposed on the first installation area 101 of the base 1 .

The detection terminal 3 is disposed in the hole 17 of the base 1 , and the detection terminal 3 is exposed from the hole 17 .

The pushing device 4 is disposed on the second setting area 102 of the base 1 , and includes a sliding block 41 , a limiting rod 42 and an elastic element 43 . The slider 41 is provided with at least two guide grooves 411, and one side of the slider 41 extends a stop portion 412 and the other side is provided with a joint portion 413, the stop portion 412 protrudes from the first setting area 101, and the slider 41 is protrudingly provided with a sliding part 414 on its bottom surface, and the sliding part 414 can be linearly displaced in the guide rail 16 on the base 1, so that the slider 41 is movable and arranged in the second setting area 102 in a linear movement manner . One end of the limit rod 42 is provided with a first connecting portion 421 and the other end is provided with a second connecting portion 422, the first connecting portion 421 is positioned in the positioning hole 15 of the base 1, and the second connecting portion 422 is movably positioned on the slide Guide groove 411 of block 41 . One end of the elastic element 43 is fixed to the joint portion 413 of the slider 41 and the other end can pass through the second opening 14 of the base 1 (as shown in FIGS. 4 and 5 ).

The housing 5 is covered on the base 1, and the housing 5 is provided with at least two side walls 51, and the side walls 51 are provided with a first joint hole 511, and a positioning protrusion 512 is provided in the first joint hole 511, The first coupling hole 511 corresponds to the protrusion 19 of the base 1, and the positioning protrusion 512 corresponds to the groove 191 of the base 1, and the positioning protrusion 512 can be positioned and engaged with the groove 191, so that the housing 5 and the The base 1 can be firmly combined; the housing 5 is further provided with an extruding portion 52 corresponding to the second opening 14 of the base 1, and the extruding portion 52 is provided with a second combining hole 521, the second combining The hole 521 corresponds to the tenon 18 of the base 1, and the second coupling hole 521 can be fastened with the tenon 18 to achieve a more stable combination between the housing 5 and the base 1; and the housing 5 is respectively provided with a first An elastic piece 53 and a second elastic piece 54, the first elastic piece 53 corresponds to the hole 17 of the base 1 and is in contact with the detection terminal 3, the second elastic piece 54 is in contact with the limit rod 42 Correspondingly, the limiting rod 42 is pressed by the second elastic piece 54 .

The base 1 can be combined with the signal terminal group 2 and the detection terminal 3 by plastic injection molding.

The detection terminal 3 can be electrically connected to a preset control circuit, so that when the detection terminal 3 is in contact with the first elastic piece 53 of the housing 5, a detection signal can be triggered by the control circuit; or the detection terminal 3 can be connected to the first When the elastic sheet 53 is not in contact, a detection signal can be triggered by the control circuit.

The extruding part 52 can be integrally formed on the housing 5 ; or the extruding part 52 can be an independent component, combining the extruding part 52 and the housing 5 .

Please refer to Figure 8 at the same time, the assembly method of the electrical connector of the present invention, the steps include:

Step 100 : providing a base 1 having a second opening 14 .

Step 110: install a pushing device 4 into the base 1, the pushing device 4 includes an elastic element 43, the elastic element 43 is not compressed and one end is located in the base 1 and the other end passes through the second Two openings 14 extend to the outside of the base 1 (as shown in FIGS. 4 and 5 ).

Step 120: install a housing 5 to cover the base 1, the housing 5 is provided with an extrusion part 52, the extrusion part 52 corresponds to the end of the elastic element 43 extending to the outside of the base 1, and is formed by The pressing part 52 presses the elastic element 43 so that the elastic element 43 is in a compressed state.

In the step 100, the base 1 can be combined with the signal terminal group 2 and the detection terminal 3 by plastic injection molding.

In the step 110, the moving device 4 can be installed on the second setting area 102 of the base 1 by means of mechanical automatic operation (such as a mechanical arm), that is, the slider 41 is first assembled on the second setting area 102 of the base 1 area 102, and then assemble the limit rod 42 in the positioning hole 15 of the base 1 and the guide groove 411 of the slider 41, and finally install the uncompressed elastic element 43 in the second setting area 102 and the second opening 14 place.

In the step 120, the housing 5 can be combined with the base 1 in a mechanical and automatic manner. When the housing 5 is combined with the base 1, the housing 5 can move from the rear end 12 of the base 1 toward the front end 11. It is installed and set above the base 1 in a laterally sliding manner, through the extruding part 52 of the housing 5 corresponding to the second opening 14 of the base 1, and the extruding part 52 of the housing 5 correspondingly extrudes the elastic element 43 to form a In the compressed state, the elastic element 43 has an elastic stress, so that the pushing device 4 can move forward and backward, and is used as a card advance/eject mechanism.

It is worth noting that when the housing 5 has not been laterally moved and positioned to the base 1, the extruded part 52 of the housing 5 is relatively unpressed by the elastic element 43 (as shown in Figures 4 and 5). At this time, the elastic The element 43 is in an uncompressed state; when the casing 5 is moved laterally and installed on the base 1, the extrusion part 52 of the casing 5 can relatively squeeze the elastic element 43 (as shown in Figure 7), so that the elastic element 43 In compressed state.

In summary, the present invention utilizes that the second opening 14 of the base 1 is open and communicates with the second installation area 102, so that the elastic element 43 can be placed in the second installation area 102 and the second opening in an uncompressed state. 14, and the elastic element 43 can be directly installed in the second installation area 102 and the second opening 14 by mechanical means, and the shell 5 is combined with the base 1 at the same time, with the help of the extrusion part 52 of the shell 5 Correspondingly, the extruded elastic element 43 is in a compressed state, so that the assembly can be completed in a mechanically automated manner. Solve the problem that existing card connectors must manually compress the spring before installing it on the card connector, which also leads to high manufacturing costs, inaccurate control of product yield, and low process efficiency due to manual work. .

Claims (10)

1. an assemble method for electric connector, is characterized in that, comprises the following steps:

There is provided a pedestal, this pedestal has first opening and second opening;

Be installed up in this pedestal by a push unit, this push unit includes a flexible member, and this flexible member is not squeezed and its one end is positioned at this pedestal and the other end relatively wears this second opening and extends to this pedestal outside;

A housing installing is covered to this pedestal, and this housing is provided with a press section, and its one end extending to this pedestal outside of this press section and this flexible member is corresponding, and extrudes this flexible member by this press section, makes this flexible member be compressive state.

2. the assemble method of electric connector as claimed in claim 1, it is characterized in that, this pedestal is provided with at least one signal terminal set and at least one detection terminal, this pedestal in plastic jetting forming mode in conjunction with this signal terminal set and this detection terminal.

3. the assemble method of electric connector as claimed in claim 1, it is characterized in that, this pedestal has a front end and a rear end, and this second opening is positioned at the back-end location of this pedestal relatively, this housing by this pedestal rear end forward extreme direction to install with horizontal driven mode and be positioned above this pedestal.

4. the assemble method of electric connector as claimed in claim 3, is characterized in that, this housing does not laterally pass installing when being positioned to this pedestal, and the press section of this housing does not extrude this flexible member relatively, and this flexible member is uncompressed state.

5. the assemble method of electric connector as claimed in claim 3, is characterized in that, this housing laterally passes installing when being positioned to this pedestal, and the press section of this housing can this flexible member of opposing compression, and this flexible member is compressive state.

6. an electric connector, is characterized in that, includes:

A pedestal, is provided with an accommodation space, and this accommodation space includes first setting area and second setting area;

At least one signal terminal set, is located at the first setting area of this pedestal;

A push unit, be arranged at the second setting area of this pedestal, it includes a slide block, a gag lever post and a flexible member, this slide block is movably set in this second setting area in Linear-moving mode, its one end of this gag lever post is provided with first connecting portion and the other end is provided with second connecting portion, this first connecting portion is positioned this pedestal, and this second connecting portion is flexibly connected this slide block;

A housing, covers and is located at this pedestal; It is characterized in that:

This pedestal is provided with first opening and second opening, this first opening and this first setting area connect, this second opening and this second setting area connect, this housing is provided with a press section, this press section correspondence is positioned at this second opening, its one end of this flexible member connects this slide block and the other end thereof and is positioned at this second opening and inconsistent with this press section, makes this flexible member be compressive state.

7. electric connector as claimed in claim 6, it is characterized in that, include at least one detection terminal, this pedestal is provided with a holes, this detection terminal correspondence is located at this holes position, detection terminal is exposed, and this housing is provided with first flexure strip, and this first flexure strip contacts with this detection terminal.

8. electric connector as claimed in claim 6, it is characterized in that, this pedestal this second aperture position adjacent is provided with a trip, the press section of this housing is provided with second combined hole, this second combined hole is corresponding with this trip, to be fixed with this trip by the second combined hole and engage, and this press section is located at housing in integrally formed mode.

9. electric connector as claimed in claim 6, it is characterized in that, the side of this pedestal is provided with at least one protuberance further, this protuberance is provided with a groove, this housing is provided with at least two sidewalls, this sidewall is provided with first combined hole corresponding with this protuberance, and this first combined hole is provided with the locating convex block corresponding with this groove, and this locating convex block can be bonded to this groove by locator card.

10. electric connector as claimed in claim 6, it is characterized in that, this pedestal has a front end and a rear end, this first opening is positioned at this front end, this second opening is positioned at this rear end, this press section correspondence is positioned at this second opening, and this press section is an independent component form and combines with this housing.