WO2014161972A2 - Goupille de maintien et dispositif de contrôle de cartes de circuits imprimés - Google Patents

Goupille de maintien et dispositif de contrôle de cartes de circuits imprimés Download PDF

Info

Publication number
WO2014161972A2
WO2014161972A2 PCT/EP2014/056760 EP2014056760W WO2014161972A2 WO 2014161972 A2 WO2014161972 A2 WO 2014161972A2 EP 2014056760 W EP2014056760 W EP 2014056760W WO 2014161972 A2 WO2014161972 A2 WO 2014161972A2
Authority
WO
WIPO (PCT)
Prior art keywords
circuit board
printed circuit
retaining pin
section
holding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2014/056760
Other languages
German (de)
English (en)
Other versions
WO2014161972A3 (fr
Inventor
Stefan KÜMPFLEIN
Michael Huber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ingun Pruefmittelbau GmbH
Original Assignee
Ingun Pruefmittelbau GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ingun Pruefmittelbau GmbH filed Critical Ingun Pruefmittelbau GmbH
Priority to DE112014001826.0T priority Critical patent/DE112014001826B4/de
Publication of WO2014161972A2 publication Critical patent/WO2014161972A2/fr
Publication of WO2014161972A3 publication Critical patent/WO2014161972A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
    • G01R31/2806—Apparatus therefor, e.g. test stations, drivers, analysers, conveyors

Definitions

  • the present invention relates to a retaining pin according to the preamble of the main claim. Furthermore, the present invention relates to a printed circuit board testing apparatus which employs a plurality of such holding pins.
  • test probes test contact pins
  • test contact pins corresponding to the respective contact points on the circuit board are arranged according to a respective test specification (typically spring-mounted respectively), so that with the application of the circuit board then already a number of test probes used corresponding plurality of electrical contacts for testing consists.
  • FIG. 1 (a) illustrates an operating situation in which a printed circuit board 10 rests on a (not visible in this perspective, but shown in Figure 1 (b)) arrangement of test probes 12, which the DUT 10 (about their interconnect structure, in from the perspective of Figure 1 (a) pointing downwards) for accuracy.
  • the majority of the test pins 12 are held in a test pin carrier 14 which is part of a test device 15 (here portable);
  • the suitcase-like housing 13 of the test apparatus 15 contains appropriate connections to the test probes 12 as well as measurement or interface infrastructure in otherwise known and not explained in more detail here type.
  • holder pins 16 are provided, which are fastened in a carrier plate 18 such that the holding pins 16 protruding from the plate 18 follow a circumferential contour of the printed circuit board 10.
  • the retaining pins 16 at a respective, opposite their attachment in the plate 18 free end a holding portion 20 which has a suitably adapted to the thickness of the circuit board 10 annular groove and, as the illustration of Figure 1 (b) illustrates, by snapping or . Snap a grip or holding effect on the circuit board 10 can exercise.
  • German patent application 10 201 1 054 260 which in view of the described functionality as well as the constructive realization of the support units 14, 18, their relative pivotability and the further mechanical design to be considered as belonging to the invention in the present application, proves As a result, as easy to use, not least as an operator with the hands on the one hand, the PCB handling, on the other hand, the operation of the pivot mechanism can perform without having to make time-consuming or tedious handling or position changes.
  • Critical to a trouble-free operation of the technology described with reference to Figure 1 (a) and 1 (b) is the formation and placement of the retaining pins 16; these should, by the action of either the elastically resilient support 18 and / or by forming an elastic material, allow an elastic deformation to enter when receiving the circuit board this in the grooves (recesses) on the holding portion and in this respect a snap or To create a detent effect.
  • the holding pins used in the generic technology according to DE 10 201 1 054 260 have shanks made of an elastomer, which allows this elastic deflection behavior, at the same time the holding portion is realized by means of a metallic piece, in this respect improved wear resistance (for the longest possible series operation of the device) to enable.
  • the elastic deflection behavior of the retaining pins can only be determined to a certain extent because of material-influencing factors and tolerances, so that the deflection behavior, in particular that around the circumference. catch the PCB around arranged majority of the retaining pins, potentially inhomogeneous and thus error prone.
  • the plastic material is also exposed to fatigue and changes in continuous operation and finally generates the necessary combination of hard (ie metallic) holding portion and polymeric stem portion for increased manufacturing and assembly costs.
  • the object of the present invention is therefore to improve a retaining pin provided for holding a printed circuit board in the context of a printed circuit board tester, to make it particularly simple, with reproducible deflection properties and suitable for continuous stress, and to provide the constructive conditions for such a pencil with high precision , fatigue-free and without property changes held on a support and can be operated for receiving and removing printed circuit boards.
  • the object is achieved by the retaining pin having the features of the main claim and the printed circuit board tester according to the independent claim, which employs a plurality of such retaining pins for holding the printed circuit board.
  • the retaining pin is realized, at least in the elongated middle section (and forming at least 60% of the total length of the retaining pin in the axial direction) from a (preferred) metal material which - in one piece - forms a material. formed rial-reduced bending portion, realized as a recess and suitably sold by ring heels or the like.
  • This procedure according to the invention initially realizes numerous advantages; on the one hand, the realization of the (preferred) metal material enables precise machining of the components critical for the deflection with exact dimensions, the metal material additionally allowing long operating times without fatigue or the like, in particular if a range of elastic deformation is not left by the deflection.
  • a (metal) element (which further preferably additionally forms the mounting portion and for this purpose has approximately a suitable thread for allowing a screw connection to the carrier device) additionally allows the precise positioning and fastening of the retaining pin to the pin carrier.
  • either the holding section (again comprising a retaining groove or the like suitably adapted to a printed circuit board thickness) can then be integrally formed on the center section, alternatively realized in the form of a suitably detachable (eg screwable) provided on the center section, further preferred and advantageous for facilitating the deflection of this (integral or detachable) holding portion forms a cone shape, which can then slide on a circuit board edge for receiving the same in the groove.
  • the middle section is assigned a deflection limit in the form of the limiting or stop means according to the invention. This typically as a sleeve or the like.
  • the holding pin according to the invention an easy to manufacture, precise, durable and flexible usable product, which has been found to be significantly improved over the prior art, especially in the intended and claimed invention PCB context.
  • the use within the scope of the printed circuit board test device according to the invention ensures that even with large series or operation over a long period of use none of the above-described and detrimental acknowledged in the prior art problems occur, but the holding pin according to the invention allows both the recording operation and in the subsequent (about manual) removal of a printed circuit board always constant, reproducible and permanent holding and operating characteristics.
  • the holding pin according to the invention is not in use in the presently claimed case of use in the context of a ladder plate testing device limited, but the invention is suitable for any gripping or assembly purpose, in which a targeted deflection should be precisely, reproducibly and permanently ensured.
  • Fig. 1 is an illustration of a circuit board tester for
  • FIG. 2 shows a side view of the retaining pin according to the invention in accordance with a first, preferred embodiment of the invention
  • Fig. 3 is a schematic, partially sectioned side view of
  • FIG. 4 is a view analogous to FIG. 3, in which, after deflection of FIG. 3, the retaining pin has returned to its rest position and the edge of the circuit board is held in its holding section.
  • FIG. 1 illustrates the possible installation context for the present invention as part of a printed circuit board tester.
  • retaining pins 16 retaining pins 22 are used, as shown in FIGS. 2 to 4 in detail.
  • the side view of FIG. 2 shows the structure of a retaining pin consisting of an elongated middle section 24, a retaining abutment thereon (ie in the direction of the printed circuit board to be held) and connectable via a screw connection (FIG. 3, FIG. 4) a sleeve member 32 is provided, which in the manner to be described below a maximum lateral deflection or deflectability of the retaining pin (more precisely, the holding portion 26 defined in the axial direction described by the symmetry line 34).
  • FIG. 3 illustrates in this respect that the open end 42, insofar as it corresponds to an annular stop, limits a maximum deflection stroke of the deflection movement of the pin 22 (which arises essentially by elastic deformation in the bending region 36).
  • the present invention is not limited to the embodiment shown, but other variants of the retaining pin 22 are conceivable, as well as, in addition to the specific application in the context of a circuit board tester, numerous other applications are conceivable.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Measuring Leads Or Probes (AREA)

Abstract

L'invention concerne une goupille de maintien servant à venir en prise côté bord avec une carte de circuits imprimés (10) à maintenir. Ladite goupille de maintien comprend : une section de maintien (26) réalisée sur une extrémité pour coopérer avec la carte de circuits imprimés, comportant en particulier une rainure (48) et/ou un évidement ; une section de fixation (30) réalisée sur une autre extrémité pour immobiliser de préférence de manière amovible la goupille de maintien au niveau d'un dispositif de support (18) ; et une section centrale (24) réalisée pour effectuer et/ou permettre une déviation de manière élastique d'une position de repos s'étendant le long de l'axe longitudinal (34) de la goupille de maintien. La section centrale réalisée de manière allongée est réalisée d'un seul tenant à partir d'un matériau métallique et/ou comporte une section de flexion (36) réalisée sous la forme d'un évidement et/ou comporte un matériau non métallique, en particulier un matériau plastique, pourvu de moyens servant à délimiter une course maximale de la déviation.
PCT/EP2014/056760 2013-04-04 2014-04-03 Goupille de maintien et dispositif de contrôle de cartes de circuits imprimés Ceased WO2014161972A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112014001826.0T DE112014001826B4 (de) 2013-04-04 2014-04-03 Haltestift und Leiterplatten-Prüfvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202013101438.9U DE202013101438U1 (de) 2013-04-04 2013-04-04 Haltestift und Leiterplatten-Prüfvorrichtung
DE202013101438.9 2013-04-04

Publications (2)

Publication Number Publication Date
WO2014161972A2 true WO2014161972A2 (fr) 2014-10-09
WO2014161972A3 WO2014161972A3 (fr) 2014-12-18

Family

ID=50543024

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2014/056760 Ceased WO2014161972A2 (fr) 2013-04-04 2014-04-03 Goupille de maintien et dispositif de contrôle de cartes de circuits imprimés

Country Status (2)

Country Link
DE (2) DE202013101438U1 (fr)
WO (1) WO2014161972A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012209353B4 (de) * 2012-06-04 2018-12-06 Continental Automotive Gmbh Prüfvorrichtung zum Testen einer Flachbaugruppe
US11128071B2 (en) 2019-10-25 2021-09-21 Schweitzer Engineering Laboratories, Inc. Interface for a printed circuit board assembly adapter module
DE102019134764A1 (de) * 2019-12-17 2021-06-17 Trumpf Werkzeugmaschinen Gmbh + Co. Kg Prüfvorrichtung sowie Verfahren zur Zustandskontrolle von Vakuumsaugern einer Greifeinrichtung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011054260A1 (de) 2011-10-06 2013-04-11 Ingun Prüfmittelbau Gmbh Vorrichtung und Verfahren zum Prüfen von Leiterplatten

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3405566C2 (de) * 1984-02-14 1986-09-25 Siemens AG, 1000 Berlin und 8000 München Verriegelungseinrichtung für eine Vorrichtung zur automatischen Prüfung von Flachbaugruppen
DE102012209353B4 (de) * 2012-06-04 2018-12-06 Continental Automotive Gmbh Prüfvorrichtung zum Testen einer Flachbaugruppe

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011054260A1 (de) 2011-10-06 2013-04-11 Ingun Prüfmittelbau Gmbh Vorrichtung und Verfahren zum Prüfen von Leiterplatten

Also Published As

Publication number Publication date
DE112014001826A5 (de) 2015-12-24
DE202013101438U1 (de) 2014-07-09
DE112014001826B4 (de) 2020-03-19
WO2014161972A3 (fr) 2014-12-18

Similar Documents

Publication Publication Date Title
EP0915342B1 (fr) Tête de sonde pour microstructures avec interface
DE202014104649U1 (de) Mit einer tragbaren elektronischen Vorrichtung kombinierbare Betätigungskonsole
EP0068270A1 (fr) Dispositif de connection simultanée á plusieurs points de test à haute densité notamment pour matrices de contacts
DE102011102791A1 (de) Federkontaktstiftanordnung
WO2014161972A2 (fr) Goupille de maintien et dispositif de contrôle de cartes de circuits imprimés
WO2020070187A1 (fr) Dispositif de contrôle et procédé pour contrôler une résistance de transition sur au moins un contact mâle d'un connecteur électrique
DE102014114141B4 (de) Prüfkontakt zum Kontaktieren eines Prüflingskontakts
DE102013204004B4 (de) Schleifringbürsten in Blindniettechnik und Halterung
DE69019240T2 (de) Kontakttastatur.
DE102015207411A1 (de) Vorrichtung zur elektrischen Kontaktierung
DE102016115490A1 (de) Anschlusselement
DE102019130161A1 (de) Innenleiteranordnung und Hochfrequenz-Prüfstift
DE102019109129A1 (de) Kontaktstift für eine Prüfvorrichtung zum Überprüfen eines elektrischen Kontakts und Prüfvorrichtung
EP4569337A1 (fr) Dispositif d'aiguille de mesure
DE19803779C1 (de) Vorrichtung zur Montage eines Sprengringes
DE102005015890B4 (de) Tastfühler
DE19847244B4 (de) Prüfkopf für Mikrostrukturen mit Schnittstelle
DE3832410C2 (de) Kontaktvorrichtung
DE3920850A1 (de) Federkontaktstift
EP2508902B1 (fr) Contacteur d'essai pour une plaquette, utilisation et procédé de vérification
DE3722485C2 (fr)
DE10053745B4 (de) Vorrichtung und Verfahren zur Kontaktierung eines oder mehrerer Anschlüsse an einem elektronischen Bauteil
EP2078964A1 (fr) Contact de connexion, socle de test IC et procédé
DE19811795C1 (de) Nadel für einen Prüfadapter
EP2581176B1 (fr) Ensemble d'étalons

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 112014001826

Country of ref document: DE

Ref document number: 1120140018260

Country of ref document: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14718535

Country of ref document: EP

Kind code of ref document: A2