CN115102003A

CN115102003A - Process for electrically connecting components

Info

Publication number: CN115102003A
Application number: CN202210775808.1A
Authority: CN
Inventors: 吴冰雪
Original assignee: Henan Kaiwang Research Institute Of New Materials Co ltd
Current assignee: Henan Kaiwang Research Institute Of New Materials Co ltd
Priority date: 2022-07-02
Filing date: 2022-07-02
Publication date: 2022-09-23

Abstract

The invention relates to the technical field of electronics, and provides an electric connection assembly process, wherein: the electrical module process comprises inserting the electrical sheet into the slot of the mold base in a through manner; then the terminal is arranged in the end pin hole of the die cover from the expansion groove in the clamping groove of the die cover, so that the terminal fork part is positioned in the expansion groove; then the die cover is buckled on the die holder to enable the terminal fork part to clamp the electric sheet to form a passage; the process for mounting the electrical module into the metal shell comprises the steps of casting and forming the metal shell and comprises a slotted hole in a transverse row of the upper side plate, and a raised rib part at the lower edge of the rear side plate.

Description

Process for electrically connecting components

Technical Field

The invention relates to the technical field of electronics, and particularly provides an electric connection assembly process.

Background

In the prior art, the process of the electric connection assembly only carries out destructive inspection, the destructive inspection only adopts spot check, and the yield of all products cannot be ensured when the spot check is adopted; secondly, the product structure and the components are complex, the precision requirement of the manufactured product is high, the product is easy to damage when the jig is used for operation, and the production efficiency is low; thirdly, when the electric connection assembly process is matched with an external bolt, the hard plug-in without error plug-in is adopted, so that the product is easy to damage, and the quick operation is not facilitated.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides an electrical connection assembly process.

In order to achieve the purpose, the technical scheme of the invention is as follows:

there is provided a process of electrically connecting components comprising:

an electrical module process:

the electrical module comprises a die holder, an electrical sheet and a die cover, wherein the die holder is provided with a base and a back plate which is vertical to the base and extends and is provided with a back plate groove; the electric sheet is provided with an upper part, a lower part and a side step part, wherein the lower part is wider than the upper part, and the upper part is provided with an upper contact pin and a lower contact pin; the mould lid has the portion of detaining and the perpendicular cap that detains one side extension of portion, detains the draw-in groove that the portion has relative backplate groove to set up, and the draw-in groove is equipped with the expansion groove and connects the end foot hole in expansion groove, wherein:

inserting the electric sheet into the slot in a through manner, so that the side step part is flush with the upper surface of the base, the corresponding side of the upper part is interfered with the back plate groove of the die holder, and the lower part extends downwards in the back plate groove and exceeds the bottom of the back plate to form a clamping part;

then the terminal is arranged in the terminal pin hole from the expansion groove in the clamping groove, so that the fisheye pin of the terminal is suspended on the back of the buckle part through the terminal pin hole, and the terminal fork part is positioned in the expansion groove;

then the die cover is buckled on the die holder, and the tenon-and-mortise structure formed by the lower side of the buckling part and the upper surface of the die holder and the through hole of the cover part are matched with the convex column of the die holder to be stable, and at the moment, the terminal fork part clamps the upper contact pin and leads the terminal and the electric sheet to form a passage;

the process for assembling the electrical module in the metal shell comprises the following steps:

the metal shell is not limited to casting molding and comprises an upper side plate, a rear side plate and end heads which are not limited to be arranged at two ends, the upper side plate is transversely provided with a plurality of slotted holes, a rib part is inwards protruded at the lower edge of the rear side plate, and the rib part is provided with a plurality of notches; the end portion is formed with the first plane of flushing the curb plate front side and protruding in first plane and in the second plane of first plane formation step face, first plane is equipped with the column base and supplies the locating hole, the second plane is equipped with the firmware screw hole, wherein:

the convex columns are aligned with the slotted holes, the back plate is pushed to abut against the rear side plate, the cover portion abuts against the upper side plate, the bottom of the back plate abuts against the upper surfaces of the rib portions, and the clamping portions are inserted into the gaps of the rib portions, so that the electrical module is installed in the metal shell.

In the present embodiment, it is preferable that: also included is a method of combining a fastener with a metal housing, wherein:

the firmware includes bar portion and firmware screw, and the bar portion has the planar tip of adaptation second, and the tip has the firmware hole that corresponds the setting of firmware screw hole, and the firmware passes through bar portion and supports the electrical property module in metal casing to pass firmware hole and firmware screw hole adaptation through the firmware screw, support to hold the electrical property module and do not deviate from naturally in metal casing with this.

In this embodiment, it is preferable that: also included is a method of assembling a compression spring member at a tip portion, wherein:

the end is formed with according to the preface and is linked together pinhole section, crown spring section and pressure spring section, and crown spring section is equal to pressure spring section aperture and is greater than pinhole section aperture, and the pressure spring component includes crown spring, pressure spring cap and presses the cap screw, wherein:

firstly, the crown spring is arranged in the compression spring section from the compression spring section, then the compression spring cap is arranged in the compression spring section, the crown spring is abutted against the crown spring section by the compression spring cap, and the compression spring cap is pressed by a compression cap screw and is not naturally separated.

Compared with the prior art, the invention has the beneficial effects that:

firstly, the assembly is facilitated through the alignment and abdication adaptation of the convex part of the electrical module and the slotted hole of the metal shell, and the production efficiency is effectively improved; secondly, the combination structure of the metal shell and the electrical module is optimized, the electrical module is directly installed in the metal shell manually, and the characteristic that the electrical module is easy to disassemble due to the fact that a simple firmware is screwed with a screw is utilized, so that the electrical module is beneficial to recycling of the product after disassembly and inspection, the yield of the product can be effectively guaranteed, and the loss can be reduced; thirdly, the flexible characteristic of the crown spring is utilized to enable the plug pin to form soft insertion, the structural damage during hard insertion is avoided, meanwhile, the misplug prevention is designed, the operation is effectively and quickly carried out, and therefore the material cost and the labor cost are effectively saved.

Drawings

Fig. 1 is a schematic perspective view of the present embodiment.

Fig. 2 is a schematic perspective view of another perspective structure of the present embodiment.

Fig. 3 is an exploded view of the present embodiment.

Fig. 4 is an enlarged view of the structure at f1 in fig. 3.

Fig. 5 is a schematic perspective view of the electrical module in this embodiment.

Fig. 6 is an exploded view of the electrical module in the present embodiment.

Fig. 7 is an exploded view of the electrical module of the present embodiment from another perspective.

Fig. 8 is an enlarged view of the structure at f2 in fig. 7.

Fig. 9 is a perspective view of the tip portion in this embodiment.

Fig. 10 is an exploded view of the tip portion of this embodiment.

Fig. 11 is a sectional view of the tip portion in this embodiment.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. Moreover, in the interest of brevity and understanding, only one of the components having the same structure or function is illustrated schematically or designated in some of the drawings. In this document, "one" means not only "only one" but also a case of "more than one".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In the embodiments shown in the drawings, the directions such as up, down, left, right, front, and rear are used to explain the structure and movement of various components of the present invention not absolutely, but relatively. These illustrations are appropriate when these components are in the positions shown in the figures. If the description of the positions of these components changes, the indication of these directions changes accordingly.

In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.

In the present embodiment, as shown in fig. 1 to 4, an electrical connection assembly process is provided, which includes a metal housing 10, an electrical module 20 and a fixing member 30, wherein:

the metal shell 10 has an upper side plate 11 and a rear side plate 12 connected with the upper side plate 11, the upper side plate 11 is horizontally provided with a (long) slotted hole 111, a rib part 13 is protruded inwards along the lower edge of the rear side plate 12, the rib part 13 is provided with a plurality of notches 131, and a convex part 132 is formed between the

notches

131 and 131;

the electrical module 20 (please refer to fig. 5 to 8) includes a plurality of side-by-side module assemblies (not labeled) disposed in the metal housing 10, each of the module assemblies respectively includes a die holder 21, a die cover 22 adapted to the die holder 21, and a plurality of molded electrical sheets 23 clamped in the die holder 21 and the die cover 22 side by side, wherein:

the die holder 21 is provided with a base 211 and a back plate 212 extending perpendicular to one side of the base 211, a hollow portion 2111 is formed below the base 211, and a plurality of slots 2112 penetrating through the hollow portion 2111 are transversely arranged on the base 211; the back plate 212 is provided with back plate slots 2121 connected to the corresponding slots 2112, and the upper side of the back plate 212 is provided with bosses 2122 adapted to the slots 111 (capable of moving in the slots 111);

the mold cover 22 has a buckle portion 221 and a cover portion 222 extending to one side of the buckle portion 221, the buckle portion 221 has a plurality of slots 2211 formed with respect to a plurality of back plate slots 2121, and each slot 2211 has (but is not limited to an equal distance) a pin hole 2212 penetrating the buckle portion 221, so that the pin holes 2212 are arranged in an array on the back surface of the buckle portion 221. In this example, expansion slots (not labeled) for the end pins to give way are formed on two sides of the card slot 2211 corresponding to the end pin holes 2212; the cover 222 has a through hole 2221 for the protruding post 2122 to pass through and protrude from the upper surface of the cover 222 for the slot 111 to fit, when the mold cover 22 fits to the mold base 21, the protruding post 2122 penetrates through the through hole 2221 to be stable and protrude from the upper surface of the cover 222, so that the electrical module 20 is limited by the slot 111 when assembled to the metal housing 10;

the electrical sheet 23 is not limited to be formed by a PCB, and includes two sides respectively clamped in the back plate slot 2121, the upper portion 231 of the card slot 2211, and the lower portion 232 beyond one side of the upper portion 231 and inserted into the slot 2112, a row of longitudinally arranged (not limited to symmetrical) upper contact pins 2311 is respectively exposed from two opposite surfaces (not labeled) of the upper portion 231 near one side of the card slot 2211, a row of transversely arranged (not limited to symmetrical) lower contact pins 2321 is respectively exposed from the lower portion 232 near the lower side, and the lower contact pins 2321 are exposed to two sides of the electrical sheet 23 beyond the hollow portion 2111;

each terminal hole 2212 is provided with a terminal 24, each terminal 24 has a base 241, and a fork 242 and a foot 243 extending from opposite sides of the base, the foot 243 is a fisheye foot, and the fisheye foot is suspended from the back of the buckle part 221 through the terminal hole 2212; the fork 242 has a base (not shown) and an extended resilient clip contact section (not shown) with the base and fork bases in the expansion slot, the clip contact section gripping the upper contact 2311 and thereby providing a path for the electrical pads 23 and the terminals 24.

In the present embodiment, as shown in fig. 1 to 3 and 9 to 11, the metal case 10 has left and right corresponding end heads 14, and the end heads 14 are provided with crown springs 15, compression spring caps 16, and compression cap screws 17, wherein:

the head part 14 is formed with a multi-stage hole 141 penetrating up and down, a first plane 142 flush with the front side of the upper side plate 11, and a second plane 143 protruding from the first plane 142 and forming a step plane on the first plane, wherein:

the multistage hole 141 comprises a pin hole section 1411 at the lower part, a crown spring section 1412 at the middle part and a pressure spring section 1413 at the upper part, the diameter of the crown spring section 1412 is the same as that of the pressure spring section 1413 but larger than that of the pin hole section 1411, so that a counter bore surface (not marked) is formed between the pin hole section 1411 and the crown spring section 1412, a counter bore (not marked) is formed in the pressure spring section 1413, a compression screw hole 1411 is formed near the counter bore, the compression screw hole 1411 is tangent to and communicated with the periphery of the counter bore, the compression screw hole 1411 is provided with a threaded hole (not marked) for tightening a compression cap screw 17, and when the compression cap screw 17 is matched with the threaded hole, the compression cap (not marked) of the compression cap screw 17 can be expanded to the counter bore;

the first plane 142 has a column foot 1421 adapted to be positioned with an external substrate (not shown) and a positioning hole (not labeled) adapted to a substrate screw 1422 and screwing the electrical connection assembly process with the external substrate;

the second plane 143 fits into the fastener 30 and includes fastener screw holes 1431;

the pressure spring cap 16 has a rod portion 161 and a cap portion 162, and a pin insertion hole 163 penetrating the cap portion 162 and the rod portion 161, wherein: the periphery of the cap part 162 is formed by hexagonal inner arc surfaces (not labeled), each inner arc surface can be combined with a crimping screw hole 1411 to form a circular hole for the pressing cap to adapt, and a step surface 1621 for the pressing cap to press is formed below each inner arc surface; the plug hole 163 is formed with a fool-proof surface 1631 for preventing erroneous insertion of a plug (not shown).

In the present embodiment, as shown in fig. 1 to 3 and 9 to 11, the fixing member 30 includes a bar portion 31 and a fixing member screw 32, the bar portion 31 is not limited to a fixing member hole 311 provided at both ends for the fixing member screw 32 to pass through, and the screw 32 is screwed to the screw hole 1431 through the fixing member hole 311 to fix the fixing member 30 and the metal shell 10 together.

In the present embodiment, as shown in fig. 1 to 11, the assembly form of the electrical connection assembly process in the figures includes:

firstly, forming an electrical module 20:

the electrical sheet 23 is mounted on the die holder 21, for example:

inserting the electrical sheet 23 into the slot 2112, making the step 2323 of the lower portion 232 of the electrical sheet flush with the upper surface of the base 211 of the die holder 21, making the upper portion 231 of the opposite side of the corresponding side (i.e. the side having the step 2323) of the electrical sheet 23 interfere with the back plate slot 2121, the lower portion 232 of the electrical sheet 23 passing through the lower portion of the back plate slot 2121 is located at and beyond the hollow portion 2111, and the lower portion 232 of the electrical sheet 23 beyond the hollow portion 2111 (i.e. the bottom 2123 of the back plate 212) is formed into a locking portion 2322;

then, the terminal 24 is installed into the terminal hole 2212 from the expansion slot of the mold cover 22, so that the fisheye leg of the terminal 24 is suspended on the back of the buckle part 221 through the terminal hole 2212;

the mold cover 22 is then fastened to the mold base 21, and the male posts 2122 of the mold base 21 are firmly fitted through the mortise-and-tenon structure (not labeled) formed on the lower side of the fastening portion 221 of the mold cover 22 and the upper surface of the mold base 21 and the through holes 2221 of the mold cover 22, so that the fork portions 242 of the terminals 24 clamp the upper contact pins 2311 and the terminals 24 and the electrical sheets 23 form a passage.

Secondly, the electrical module 20 is mounted on the metal shell 10:

the electrical module 20 is mounted on the metal housing 10, for example:

aligning the convex post 2122 of the electrical module 20 with the slot 111 of the metal shell 10, pushing the back plate 212 of the electrical module 20 to abut against the rear side plate 12 of the metal shell 10, abutting the cover 222 of the electrical module 20 against the upper side plate 11 of the metal shell 10, and simultaneously abutting the bottom 2123 of the back plate of the electrical module 20 against the upper surface of the rib portion 13, and inserting the clamping portion 2322 of the electrical module 20 into the notch 131 of the rib portion 13;

then, the fixing member 30 is combined with the metal housing 10, so that the electrical module 20 cannot be naturally released from the metal housing 10, wherein: the fixing member 30 is screwed to the screw hole 1431 of the metal housing 10 through the fixing member screw 32 via the fixing member hole 311 to be blocked at the outer side of the mold base 21 of the electrical module 20 (the outer side of the mold base 21 is the other side opposite to the back plate 212), so that the electrical module 20 cannot be separated from the metal housing 10, thereby completing the assembly of the electrical connection assembly process.

In this embodiment, as shown in fig. 1 to 11, the assembly form of the electrical connection assembly process in the drawings further includes:

a crown spring 15, a pressure spring cap 16, and a pressure cap screw 17 (hereinafter collectively referred to as "pressure spring member") are assembled in the head portion 14, wherein:

firstly, the crown spring 15 is arranged in the crown spring section 1412 of the multistage hole 141, then the compression spring cap 16 supports the crown spring 15 in the compression spring section 1413, and the compression cap screw 17 is screwed into the compression screw hole 1411, so that the compression cap is tightly pressed on the stage surface 1621 of the compression spring cap 16, and thus the compression spring cap 16 cannot be naturally separated from the compression spring section 1413, and the assembly of the compression spring member and the end head 14 is completed.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or recited in detail in a certain embodiment.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims

1. An electrical connection assembly process, comprising:

an electrical module process:

2. The process for electrically connecting components according to claim 1, wherein:

also included is a method of combining a fastener with a metal housing, wherein:

3. The process for electrically connecting components according to claim 2, wherein:

also included is a method of assembling a compression spring member at a tip portion, wherein:

the end part is formed with the round pin hole section that is linked together in proper order, crown spring section and pressure spring section, and crown spring section is equal to pressure spring section aperture and is greater than round pin hole section aperture, and the pressure spring component includes crown spring, pressure spring cap and pressure cap screw, wherein:

firstly, a crown spring self-pressing spring section is installed in a pressing spring section, then a pressing spring cap is arranged in the pressing spring section, the crown spring is abutted against the crown spring section through the pressing spring cap, and the pressing spring cap is pressed through a pressing cap screw and does not naturally fall off.