CN217931808U

CN217931808U - Drawing force resistance composite detection jig for double-contact-row electric connector

Info

Publication number: CN217931808U
Application number: CN202221582156.1U
Authority: CN
Inventors: 邓兵辉; 邓庆标; 丁伟
Original assignee: Kunshan Daogong Precision Die Co ltd
Current assignee: Kunshan Daogong Precision Die Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-11-29
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a compound detection tool of two contact row electric connector's pull-out force resistance, including supporting microscope carrier and test picture peg, be equipped with the fretwork district on the support microscope carrier, set up a plurality of supports in the fretwork district periphery and switch on the contact, the test picture peg is connected with the pull-out force detector, is equipped with on the test picture peg and switches on a groove matched with pull-out force and detects the cooperation terminal, is equipped with on the pull-out force detection cooperation terminal and switches on the contact with the cooperation of switching on cooperation terminal one-to-one, and the cooperation switches on the contact and corresponds to support and switch on being connected with the resistance test appearance between the contact. The utility model discloses can realize that drawing force and resistance are with the synchronous detection demand of platform, need not to carry out the substep and detect, improve detection efficiency. The requirements of joint drawing force testing of the two groups of contact row matching parts and single-path resistance testing of any contact row matching part are met, and the testing is simple, convenient and efficient. The floating detection and the simulation resistor are matched in structure, so that the matching degree of the simulation detection and the actual assembly working condition is higher, and the detection result is more accurately matched.

Description

Drawing force resistance composite detection jig for double-contact-row electric connector

Technical Field

The utility model relates to a compound detection tool of two rows of electrical connector's drawing force resistance belongs to the technical field that the connector was examined the utensil.

Background

A connector is a component that is frequently contacted by an electrical engineering technician. Its effect is very simple: a bridge for communication is erected between the blocked part or isolated and non-communicated circuits in the circuit, so that current flows, and the circuit achieves the preset function. Connectors are indispensable parts in electronic equipment, and one or more connectors are always discovered by observing along a current flowing path. The connector forms and structures are varied, and there are various different forms of connectors depending on the application, frequency, power, application environment, and the like.

At present, a double-contact-row electric connector comprises a connector main body and two contact-row matching parts arranged in the connector main body, wherein the contact-row matching parts comprise two contact-row terminals which are arranged oppositely and in a staggered manner, the contact-row terminals are provided with a conduction matching end which supports a conduction foot end and is used for dislocation separation, a conduction strip groove is formed in the connector main body, and the conduction matching end of the contact-row terminals is located in the conduction strip groove.

When carrying out this two row of electric connector detection operations that touch, need carry out the on-resistance test between two row of terminals that touch in the row of cooperation portion, still need carry out outside and switch on a piece embedding should switch on a strip groove and force two to switch on the pulling force tests after the cooperation end separation clamping outside switches on a piece, when this pulling force test, need carry out two combination tests that touch the row of cooperation portion.

In addition, when such a dual-bank electrical connector is conducted, the floating conduction matching force is provided by the bank terminals, and therefore, during the conduction and pull-out force test, the floating working state simulation is required.

Traditional resistance detection and drawing force test are carried out for stepping, and simultaneously when resistance and drawing force test, it is itself through fixing two bank of contacts electric connector, hardly feeds back real simulation's floating detection.

Disclosure of Invention

The utility model aims at solving the not enough of above-mentioned prior art, detect with the drawing force to traditional resistance and need the substep influence detection efficiency and the traditional fixed poor problem of detection feedback information matching nature, provide a compound detection tool of drawing force resistance of two rows of electrical connectors.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a drawing force resistance composite detection jig of a double-contact-row electrical connector comprises a connector main body and two contact-row matching parts arranged in the connector main body, wherein any contact-row matching part comprises two contact-row terminals which are arranged oppositely and in a staggered manner, each contact-row terminal is provided with a supporting conduction foot end and a conduction matching end for staggered separation, a conduction strip groove is formed in the connector main body, the conduction matching end of any contact-row terminal is positioned in the conduction strip groove,

the drawing force resistance composite detection jig comprises a supporting carrier and a test plugboard which is positioned at the bottom of the supporting carrier and is provided with lifting displacement,

the supporting carrier is provided with a hollow area which is used for matching with the conduction strip groove in a relative position, supporting conduction contact plates which are arranged on the periphery of the hollow area and are used for matching with the supporting conduction pin ends in a one-to-one correspondence manner,

the test picture peg is connected with the drawing force detector, be equipped with on the test picture peg with switch on a groove matched with drawing force detection cooperation end, drawing force detect be equipped with on the cooperation end with switch on the cooperation of cooperation one-to-one complex and switch on the contact, the cooperation switches on the contact and corresponds support and switch on and be connected with the resistance tester between the contact.

Preferably, the bottom of the supporting carrier is provided with connecting conductive contacts corresponding to the supporting conductive contacts one to one, a conductor penetrating through the supporting carrier is arranged between the supporting conductive contacts and the connecting conductive contacts,

the connection conduction contact pieces are connected with the matching conduction contact pieces in a one-to-one correspondence mode through the resistance tester.

Preferably, the conductive body is provided with a protruding part for limiting and matching with the corresponding supporting conductive pin end.

Preferably, the connection conduction contact is provided with a simulation extension end, and the simulation extension end is connected and matched with the corresponding support conduction contact through the conduction body.

Preferably, the test plugboard is provided with simulation extension wires which are arranged in one-to-one correspondence with the matching conduction contacts, and optionally, the free ends of the simulation extension wires are provided with simulation contacts which are connected with the connection conduction contacts in one-to-one correspondence through the resistance tester.

Preferably, the bottom of the connector main body is provided with a bottom protrusion, and an avoidance gap is reserved between the annular wall of the hollowed-out area and the bottom protrusion.

Preferably, the supporting carrier and the testing board are respectively made of hard insulating plastic.

Preferably, the support conducting contact and the matching conducting contact are embedded in the hard insulating plastic body respectively.

Preferably, the support carrier is provided with a limiting rod for limiting the connector main body, and a loading fit clearance is reserved between the limiting rod and the connector main body.

The beneficial effects of the utility model are mainly embodied in that:

1. the drawing force and the resistance synchronous detection requirements on the double-contact-row electric connector can be met, step-by-step detection is not needed, and the detection efficiency is improved.

2. The requirements of joint drawing force testing of the two groups of contact row matching parts and single-path resistance testing of any contact row matching part are met, and the testing is simple, convenient and efficient.

3. The floating detection and the simulation resistor structure are adopted to be matched, so that the matching degree of the simulation detection and the actual assembly working condition is higher, the detection result is more accurately matched, the direct guidance performance of the detection is effectively realized, and the conversion and other operations are not needed.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

fig. 1 is a schematic structural view of the drawing force resistance composite detection jig of the electrical connector with two contact rows of the present invention.

Fig. 2 is another view structure diagram of the drawing force and resistance composite detection tool of the dual-contact electrical connector of the present invention.

Fig. 3 is a schematic structural view of the use state of the drawing force resistance composite detection jig of the electrical connector with two contact rows of the present invention.

Fig. 4 is a schematic view of another view angle of the drawing force and resistance combined detection jig of the electrical connector with two contact rows according to the present invention.

Fig. 5 is a schematic view of the structure of the supporting platform of the present invention in use.

Fig. 6 is a schematic view of another viewing angle of the present invention.

Fig. 7 is a schematic diagram of a side view of the usage state of the middle support stage of the present invention.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the relevant portions of the related inventions are shown in the drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

The utility model provides a compound detection tool of two rows of electric connector's pulling force resistance, as shown in fig. 1 to 7, two rows of electric connector 100 include connector main part 110 and set up two rows of cooperation portions 120 of touching in the connector main part, touch row cooperation portion 120 wantonly and include two relative and dislocation arrange touch row terminal 130, touch row terminal 130 possess the support and switch on the foot end 131 and be used for the dislocation separation switch on the cooperation end 132, be equipped with in the connector main part and switch on a groove 140, touch the cooperation end 132 that switches on of arranging the terminal wantonly and be located and switch on a groove.

The dual-contact-row electrical connector 100 is electrically connected to the mating connector through the conductive strip groove 140, the mating connector has a conductive plate inserted into the conductive strip groove 140, the conductive plate can be squeezed into the two contact-row matching portions 120, so that the conductive mating ends 132 of the two contact-row terminals 130 in the contact-row matching portions are separated, and the two conductive mating ends 132 oppositely clamp the conductive plate.

After the dual-contact electrical connector 100 is assembled with the contact terminals 130 therein, it is necessary to perform the on-resistance test of any contact mating portion and the pull-out force test of the two contact mating portions 120 after the insertion assembly, the conventional operations are performed separately, the detection efficiency is low, and in addition, the dual-contact electrical connector 100 is generally in floating connection, and the conventional detection is in fixed connection, so that it is difficult to satisfy the effective pull-out test of the floating elastic rear clamp of the contact terminals 130.

The drawing force resistance composite detection jig comprises a supporting carrier 1 and a test plugboard 2 which is positioned at the bottom of the supporting carrier 1 and has lifting displacement, as shown in fig. 1 to 7.

The supporting carrier 1 is provided with a hollowed-out area 3 which is used for being matched with the conduction strip groove in a relative position, and supporting conduction contact plates 4 which are arranged on the periphery of the hollowed-out area 3 and are used for being matched with the supporting conduction foot ends in a one-to-one correspondence mode.

The test plugboard 2 is connected with a drawing force detector, the test plugboard 2 is provided with a drawing force detection matching end 5 matched with the conduction strip groove, the drawing force detection matching end 5 is provided with a matching conduction contact sheet 6 matched with the conduction matching end in a one-to-one correspondence manner, and a resistance tester is connected between the matching conduction contact sheet and the corresponding support conduction contact sheet.

The specific implementation process and principle description are as follows:

when the double-contact-row electrical connector is detected, the double-contact-row electrical connector is carried at the top of the hollow-out area 3 of the supporting carrier 1, so that the supporting conducting pin ends 131 and the supporting conducting contact pieces 4 are correspondingly matched and aligned one by one.

Then, the bottom test board 2 is lifted up, so that the pulling force detection mating end 5 passes through the hollow area 3 and is connected to the conducting strip groove 140, and in the pushing process, the opposite conducting mating ends 132 are separated, which is to be noted that in the pushing and pushing process, the dual-contact electrical connector is pressed and held by an external force.

After the test board 2 is lifted and matched in place, the resistance of each contact bank matching part 120 is detected by the resistance tester, so as to judge whether the two contact bank matching parts 120 are qualified at present.

And when the drawing force is tested, the separation between the test plug board 2 and the conduction strip groove 140 is carried out, the drawing force can be tested through the drawing force detector, different force increment amounts and interval time can be set, and therefore the requirement of the effective drawing force testing yield is met.

Certainly, in the process of testing the drawing force, the resistance test change can still maintain real-time detection, and dynamic resistance value change can be detected, so that the detection data is richer.

In an embodiment, the bottom of the supporting stage 1 is provided with a connecting conducting contact 7 corresponding to the supporting conducting contact 4 one to one, a conducting body 8 penetrating through the supporting stage is arranged between the supporting conducting contact 4 and the connecting conducting contact 7, and the connecting conducting contact is connected with the matching conducting contact one to one through a resistance tester.

Specifically, the requirement for arranging the conductive contact piece 7 and the matched conductive contact piece 6 on the same side of the supporting platform deck 1 relative to the supporting platform deck can be met through connection, and the conductive connection between the conductive contact piece and the supporting conductive contact piece 4 is achieved through the conductive body 8, so that the requirement for connection, communication and connection of resistance testing is met conveniently.

In one embodiment, the vias 8 are provided with protrusions for positive engagement with corresponding support via feet.

Specifically, when the dual-bank electrical connector is used, a specific stroke assembly mode exists, namely, each support conducting pin end is provided with an outer side end limiting part, and the protruding part is used for simulating the outer side limiting part on one hand and can meet the requirement of conducting and complementing on the other hand.

The limit function of the outer end of the double-contact-row electric connector is described, and in the process of electrically conducting, floating and matching the double-contact-row electric connector, the elastic deformation of the support conducting pin end exists, and the limit can limit the outward expansion deformation of the double-contact-row electric connector and keep the conduction and matching stability of the double-contact-row electric connector, so that the simulation detection is more accurate and reliable.

In one embodiment, the connecting conductive contacts 7 are provided with dummy extension ends 70 that conductively mate with corresponding support conductive contacts through vias.

The dummy extension 70 is used to simulate the assembled connecting conductors of the connector, which are consistent with the resistance of the assembled connecting conductors, thus improving the effectiveness of the simulation test.

In one embodiment, the test board 2 is provided with analog extension wires 20 arranged in one-to-one correspondence with the mating conducting contacts, and the free ends of any analog extension wire are provided with analog contacts 9 connected in one-to-one correspondence with the connecting conducting contacts via a resistance tester.

The analog contact piece 9 is similar to the analog extension end 70 and is mainly used for simulating the resistance of the connector matching connection element, so that the analog detection data is consistent with the application data state after actual assembly, and the detection data is more visual.

In one embodiment, the bottom of the connector body is provided with a bottom protrusion, and an avoiding gap is reserved between the annular wall of the hollow area and the bottom protrusion.

Specifically, during the drawing process, the support conducting pin end 131 deforms to some extent, the connector main body with the bottom protrusion is pressed on the support carrier 1, and in order to enable the detection to be effective, the design of the avoiding gap matched with the bottom protrusion of the specific structure is adopted, so that the drawing force test can be guaranteed to be reliable and effective.

In one embodiment, the support stage and the test board are each a rigid insulating plastic body. The support conducting contact and the matching conducting contact are embedded in the hard insulating plastic body respectively.

The rigid insulation plastic body can meet insulation requirements and carrying structural strength, and meanwhile, hot-melting embedded type fixing and forming requirements of each conducting strip are easily achieved, construction is convenient and simple, and matching is firm and reliable.

In one embodiment, the supporting stage 1 is provided with a limiting rod 10 for limiting the connector body, and a loading fit clearance is left between the limiting rod and the connector body.

Specifically, in a general situation, in a jacking process of the test plug board 2, manual pressure maintaining needs to be carried out, the pressure is released after the test plug board 2 is assembled in place, manual pressing is laborious, meanwhile, jacking resistance of the test plug board 2 is uncontrollable, and an operation mode of manual in-place trigger control is adopted.

Can discover through the above description, the utility model relates to a compound detection tool of drawing force resistance of two rows of electric connectors can realize the drawing force and the resistance of two rows of electric connectors with the platform synchronous detection demand, need not to carry out the substep and detects, has improved detection efficiency. The requirements of joint drawing force test of the two groups of contact bank matching parts and single-circuit resistance test of any contact bank matching part are met, and the test is simple, convenient and efficient. The floating detection and the simulation resistor structure are adopted to be matched, so that the matching degree of the simulation detection and the actual assembly working condition is higher, the detection result is more accurately matched, the direct guidance performance of the detection is effectively realized, and the conversion and other operations are not needed.

The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A drawing force resistance composite detection jig of a double-contact-row electrical connector comprises a connector main body and two contact-row matching parts arranged in the connector main body, wherein any contact-row matching part comprises two contact-row terminals which are arranged oppositely and in a staggered manner, each contact-row terminal is provided with a supporting conduction foot end and a conduction matching end for staggered separation, a conduction strip groove is formed in the connector main body, the conduction matching end of any contact-row terminal is positioned in the conduction strip groove,

the method is characterized in that:

the supporting carrier is provided with a hollowed-out area which is used for being matched with the conduction strip groove in a relative position, supporting conduction contact plates which are arranged on the periphery of the hollowed-out area and are used for being matched with the supporting conduction pin ends in a one-to-one correspondence way,

the test picture peg is connected with the pull force detector, be equipped with on the test picture peg with switch on a groove matched with pull force and detect the cooperation terminal, pull force detect be equipped with on the cooperation terminal with switch on the cooperation of cooperation terminal one-to-one and switch on the contact, the cooperation switch on the contact with correspond support to be connected with the resistance tester between the contact of switching on.

2. The tool for detecting the drawing force and resistance combination of a dual-bank electrical connector according to claim 1, wherein:

the bottom of the supporting platform deck is provided with connecting and conducting contact pieces which are in one-to-one correspondence with the supporting and conducting contact pieces, a conducting body which penetrates through the supporting platform deck is arranged between the supporting and conducting contact pieces and the connecting and conducting contact pieces,

the connection conduction contact piece is connected with the matching conduction contact piece in a one-to-one correspondence mode through the resistance tester.

3. The tool for detecting the drawing force and resistance combination of a dual-bank electrical connector according to claim 2, wherein:

the conducting body is provided with a protruding part which is used for limiting and matching with the corresponding supporting conducting pin end.

4. The composite detection tool for the pull force resistance of the electrical connector with two contact rows as claimed in claim 2, wherein:

the connection conduction contact piece is provided with a simulation extension end, and the simulation extension end is connected and matched with the corresponding support conduction contact piece through the conduction body.

5. The composite detection tool for the pull force resistance of the electrical connector with two contact rows as claimed in claim 2, wherein:

the test plug board is provided with simulation extension wires which are arranged in one-to-one correspondence with the matched conduction contact pieces, any simulation contact piece is arranged at the free end of the simulation extension wire, and the simulation contact pieces are connected with the connection conduction contact pieces in one-to-one correspondence through the resistance tester.

6. The composite detection tool for the pull force resistance of the electrical connector with two contact rows as claimed in claim 1, wherein:

the bottom of the connector main body is provided with a bottom protrusion, and an avoiding gap is reserved between the annular wall of the hollowed-out area and the bottom protrusion.

7. The composite detection tool for the drawing force resistance of the double-row electrical connector according to any one of claims 1 to 6, wherein:

the supporting carrier and the testing plugboard are respectively hard insulating plastic bodies.

8. The tool for detecting the drawing force and resistance combination of a dual-bank electrical connector according to claim 7, wherein:

the support conducting contact piece and the matching conducting contact piece are respectively arranged in the hard insulating plastic body in an embedded mode.

9. The composite detection tool for the pull force resistance of the electrical connector with two contact rows as claimed in claim 1, wherein:

the supporting platform is provided with a limiting rod used for limiting the connector main body, and a loading fit clearance is reserved between the limiting rod and the connector main body.