EP3016208A1 - Agencement de contact et contact de raccordement - Google Patents

Agencement de contact et contact de raccordement Download PDF

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Publication number
EP3016208A1
EP3016208A1 EP15465530.2A EP15465530A EP3016208A1 EP 3016208 A1 EP3016208 A1 EP 3016208A1 EP 15465530 A EP15465530 A EP 15465530A EP 3016208 A1 EP3016208 A1 EP 3016208A1
Authority
EP
European Patent Office
Prior art keywords
contact
clamping
clamping means
stamped grid
contact arrangement
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.)
Granted
Application number
EP15465530.2A
Other languages
German (de)
English (en)
Other versions
EP3016208B1 (fr
Inventor
Adrian Homutescu
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.)
Continental Teves AG and Co OHG
Original Assignee
Continental Teves AG and Co OHG
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 Continental Teves AG and Co OHG filed Critical Continental Teves AG and Co OHG
Priority to EP15465530.2A priority Critical patent/EP3016208B1/fr
Publication of EP3016208A1 publication Critical patent/EP3016208A1/fr
Application granted granted Critical
Publication of EP3016208B1 publication Critical patent/EP3016208B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/10—Sockets for co-operation with pins or blades
    • H01R13/11—Resilient sockets
    • H01R13/112—Resilient sockets forked sockets having two legs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/51—Fixed connections for rigid printed circuits or like structures
    • H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
    • H01R12/58—Fixed connections for rigid printed circuits or like structures characterised by the terminals terminals for insertion into holes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/226—Bases, e.g. strip, block, panel comprising a plurality of conductive flat strips providing connection between wires or components

Definitions

  • the invention relates to a contact arrangement of a stamped grid and a terminal according to the preamble of claim 1 and a corresponding terminal contact, an electronic device and a method for producing a border of the contact arrangement.
  • Knife contacts and blade receiving contacts are used to electrically connect fuses, relays and other electrical or electronic components that have a blade receiving contact or a blade contact.
  • the contacts of the components are inserted into or onto the connection contacts of the stamped grid.
  • a related type contact arrangement with punched grid and with a terminal contact, which has two contact springs, which are integral with each other in a foot area, is in the EP 1 301 063 B1 described.
  • a related connection contact is in EP 1 531 522 B1 described.
  • the invention has for its object to provide a contact arrangement, which has an improved tolerance to vibration and an increased contact area in relation to the space required.
  • the invention describes an electrical contact arrangement for making electrical contact, comprising at least one stamped grid and a terminal contact, which are further characterized characterized in that the stamped grid has an opening for insertion of the terminal and protruding from an opening plane clamping means, wherein a clamping portion of the terminal at least partially inserted into the opening and mechanically fixable by means of the clamping means to form an electrically conductive contact surface.
  • the mechanical fixation is particularly solvable.
  • a cost-producible contact arrangement is thus provided, by means of which a vibration-tolerant electrical contact can be realized, whereby voltage drops or voltage peaks can be avoided. It can also be provided in an advantageous manner in relation to the space requirement of the contact arrangement comparatively large contact area for power transmission between the lead frame and the terminal contact, whereby larger currents are transferable or the risk of electrical overloads can be reduced because the current density over the contact surface at same space requirement may be lower.
  • the number of connection contacts for example, a grouped connection contact, can thus be reduced, whereby the space required in relation to the transmittable power is lower and lower costs arise. Due to a possible improved design specification of the contact surface of the contact resistance is better predictable, since there is a lower dispersion of these values. This allows a longer life of the contact arrangement and / or a lower signal or power loss.
  • shocks can be made possible by means of the contact arrangement according to the invention, an automatic return of the terminal in a desired position.
  • the opening plane is based on the surrounding stamped grid and imaginable by the original at this point existing punched grid area.
  • the imaginary opening plane thus corresponds to a surface or plane formed by the further stamped grid in the vicinity of the opening.
  • the clamping means act to form the mechanically releasable fixation with inserted connection contact by means of an elastic restoring force on the clamping portion.
  • the clamping portion is subject to a clamping effect, whereby a position-tolerant mechanical fixation is realized.
  • the clamping forces or the forces for forming the contact surface can be specified according to the requirements. Mechanical wear and associated contamination can thus be reduced. It is in the fixation thus a detachable connection.
  • the clamping means are preferably arranged opposite one another in such a way that opposite directions of action of the elastic restoring forces result.
  • the clamping portion preferably has at least two oppositely directed at an opening angle surfaces for connecting to the clamping means of the stamped grid and forming an electrically conductive connection.
  • the clamping means are arranged opposite each other with an opening angle to each other, which has another - especially lower - value to form the elastic restoring forces of the clamping means with inserted terminal contact, as in non-plugged terminal contact.
  • the clamping portion preferably has latching means, which on the clamping means can be latched in such a way that movement of the connection contact in at least one direction of movement, in particular against a direction of insertion of the connection contact, is prevented.
  • the connection contact thus has in the mounted state a preferably against a direction of insertion restricted freedom of movement, whereby a falling out or simple withdrawal is avoided.
  • Locking means may expediently also be provided or only on the clamping means.
  • the clamping means When inserting the terminal contact, the clamping means are initially opened by the locking means in such a way that a smaller opening angle of the clamping means results until they occupy an opening angle after engagement of the locking means, which is smaller than the opening angle in the original position.
  • the clamping means expediently protrude out of the stamped grid in a direction opposite to the contact springs.
  • the clamping means formed components of the stamped grid and with this in one piece. It is in the clamping means expediently partly punched or pronounced and bent components of the stamped grid, whereby a particularly inexpensive production is possible.
  • a grouping of multiple terminals to a common terminal contact is preferably carried out a grouping of multiple terminals to a common terminal contact.
  • the grouping can be done, for example, by punching the separate connection contacts and subsequent joining or by cold forming the grouped connection contact or the separate connection contacts and subsequent Joining done.
  • By appropriate design can be dispensed with a grouping when the individual terminal contact, for example, has a greater thickness.
  • the stamped grid is preferably enclosed by means of an enclosure, for example a housing component of an electronic device, which has a recess for at least partially receiving the clamping means and the clamping section.
  • the enclosure is preferably designed such that a separation of different work areas, in particular an electronic device is realized.
  • the clamping portion is in areas for forming the contact surfaces preferably flat or curved.
  • the clamping means are expediently likewise formed either flat or arcuate in areas for forming the contact surfaces.
  • the clamping portions and the clamping means are formed arcuate in areas for forming a contact surface, further degrees of freedom of movement of the terminal, whereby manufacturing and / or assembly tolerances compensated and mechanical stresses in particular on the contact surfaces of the contact arrangement can be avoided.
  • the terminal contact and / or the clamping means may have coatings for improving the electrical conductivity or reducing corrosion.
  • a coating may be provided only in the region of the intended contact surface.
  • the stamped grid is preferably enclosed by means of a border, which has a recess for at least partially receiving the clamping means and the clamping section.
  • the enclosure expediently forms a housing part of an electronic device comprising the contact arrangement.
  • the invention relates to a connection contact for connection to a stamped grid, which is characterized in that the clamping portion has at least two mutually oppositely oriented surfaces for connecting with clamping means of a stamped grid and forming an electrically conductive connection.
  • the terminal contact for receiving a blade contact is formed, which has two spaced-apart by a Einsteckschlitz contact springs, in a clamping portion are integral with each other.
  • the connection contact is designed for pressing into a contacting opening, for example a printed circuit board. This can be done in an advantageous manner, a direct and screwless contacting the contact arrangement with a circuit board, with an automated assembly is possible.
  • contacting openings may be provided for introducing a press-fit region of the connection contact.
  • the invention also relates to an electronic device comprising a contact arrangement according to the invention, wherein the contact arrangement is at least partially enclosed by means of an enclosure.
  • the enclosure separates according to a preferred embodiment within the electronic device different work areas, in particular a range of supply electronics of a range of an electrical load.
  • the invention further describes a method for producing a border of the contact arrangement according to the invention, in which a molding for forming a contact arrangement at least partially receiving recess is at least partially introduced into an opening of a stamped grid, wherein clamping means covered by the stamped grid are deflected by the molding in the insertion direction and due to their elastic restoring forces, a clamping force is exerted on the molded part in such a way that the stamped grid is mechanically fixed with respect to the molded part, and then an injection molding material is injected into an injection molding tool that at least partially encloses the stamped grid.
  • the clamping means are brought by introducing the molding in a reversible deflection of about 90 ° with respect to the stamped grid.
  • the molded part preferably projects beyond the ends of the deflected clamping means in the inserted state.
  • a border enclosing a stamped grid can be realized in a single injection molding process, which is designed for the separation of different work areas, in particular an electronic device. Furthermore, the undercuts preferably provided for the contact arrangement according to the invention are realized in the enclosure.
  • FIG. 1 shows a sectional view of an embodiment of the contact arrangement 1 according to the invention in the contacted state, which has at least terminal contact 2 and punched grid 3, wherein stamped grid 3 is bordered by enclosure 4.
  • Mount 4 has a recess 4.1 for receiving the contact arrangement 1.
  • Terminal contact 2 is preferably a Blechstanz- and embossed part, which is designed as a blade receiving contact (spring contact).
  • This has two contact springs 2.1, which are separated by a plug-in slot 2.2.
  • the insertion slot 2.2 is open at one end and is provided for insertion of a knife contact, not shown, between the two contact springs 2.1. At the open end of the insertion slot 2.2, the contact springs 2.1 free.
  • the contact springs 2.1 merge in one piece into the clamping section 2.3, which is designed to be inserted into a designated opening 3.1 of stamped grid 3.
  • Klemmabites 2.3 is configured according to the example with a flat surface to form a flat contact surface with clamping means 3.2 of lead frame 3 and points to the two ends locking means 2.4 on. The ends may preferably be flexible or rigid.
  • Punching grid 3 has, in the region of opening 3.1, opposing, flexible or rigid clamping means 3.2 projecting from the plane of the stand grid 3, which provide a flat contact area for contacting punched grid 3 with connection contact 2.
  • the clamping means are preferably realized by means of deformation, in particular bending, of a component of the stamped grid or by means of joining corresponding elements to the stamped grid 3.
  • the locking means 2.4 are locked in the mounted state to the not bordered by enclosure 4 ends of the clamping means 3.2.
  • latching openings can also be provided in the clamping means 3.2 for latching the latching means 2.4.
  • Embodiments of contact arrangement 1 with exemplary dimensions are in the subfigures a) and b) of FIG. 2 shown, which differ by a different width training of the arcuate clamping portion 2.3 in the connection region of the contact springs 2.1, whereby - alternatively to a choice according to different materials - among other things, the flexibility of the ends of the clamping portion 2.3 can be made variable.
  • terminal contact 2 is designed in such a way that clamping forces have the lowest possible impact on the distance defined by insertion slot 2.2 of the contact springs 2.1, otherwise, for example, an increased distance may result after assembly of terminal 2 and optionally the electrical connection to the insertion slot 2.2 adversely affect knife contact to be introduced.
  • terminal contact 2 is in Fig. 2c) shown, which advantageously allows particularly low mechanical loads on the contact springs 2.1 and the clamping section 2.3, resulting in comparatively little impact on slot 2.2.
  • This lower power transmission results in particular from the laterally arranged recesses 2.5 in the transition from the contact springs 2.1 to the clamping section 2.3.
  • Fig. 3 an exemplary embodiment of stamped grid 3 is shown with dimensions in a front, top and side view, in which in an unassembled state of terminal 2 for opening angle ⁇ of the clamping means 3.2 are provided about 50 °. Opening 3.1 is rectangular in shape, as can be seen from the top view.
  • the embodiments described and shown in the figures have planar clamping means 3.2, wherein alternative geometries, such as rounding, waveforms or ribs are possible.
  • Punching grid 3 shown moldings provided which can support a latching of the locking means 2.4 of terminal contact 2.
  • the opening angle ⁇ of the clamping means 3.2 in the mounted state of terminal contact 2 about 30 °.
  • the angle ⁇ of the clamping means 3.2 facing sides of the ends of clamping section 2.3 is to form the largest possible contact area A accordingly also about 30 °.
  • the Fig. 5 shows the procedure for introducing terminal 2 in stamped grid 3, wherein in the unassembled state opening angle ⁇ of the clamping means 3.2 according to the example 50 ° and after the introduction of terminal contact 2 is 30 °.
  • the clamping means 3.2 are opened by the ends or initially by the locking means 2.4 of clamping section 2.3 and guided by the engagement of the locking means 2.4 in the contacting position, which has a narrower opening angle ⁇ compared to the original opening angle.
  • the locking means 2.4 prevents terminal 2 can be pulled axially against the insertion direction of the clamp or pushed out by the clamping forces. An excessively deep insertion is prevented by the clamping forces and enclosure 4. Due to the fact that the latching means do not rest directly in the depression 4.
  • the resulting freedom of movement advantageously makes it possible to tolerate vibrations.
  • a removal of terminal contact 2 for example, by means of a provided tool, which the clamping means 3.2 of lead frame 3 on the locking means 2.4 spaced from terminal 2 addition and may remain in this manner during the removal of terminal contact 2.
  • an automatic repositioning takes place through the portion of the clamping forces directed counter to the direction of insertion.
  • a generated by the contact assembly 1 electrical contact thus remains even with mechanical shocks.
  • FIG. 6 a) and b) Alternative embodiments of contact arrangement 1, each with a plurality of grouped connection contacts 2 are shown. According to the embodiment of the Fig. 6 a) have only the outermost connection contacts 2 locking means 2.4. Alternatively, all terminal contacts 2 can have latching means 2.4, as in FIG Fig. 6b) represented, or it will be arranged terminal contacts 2 with and without locking means 2.4 in different ways from the variants shown.
  • FIGS. 7 . 8th and 9 Further preferred embodiments of the contact arrangement 1 according to the invention or of the connection contact 2 and punched grid 3 are in the FIGS. 7 . 8th and 9 shown.
  • Bezel 4 is not shown in these figures, but may be provided in a comparable manner.
  • additional degrees of freedom are obtained, whereby in particular an increased compensation of tolerances during assembly and mechanical tolerances is possible and unintentional mechanical stresses on or caused by the contact arrangement 1 can be avoided.
  • the assembly process can also be done at a different angle from the target angle. Tolerances can be correspondingly larger and thus costs can be saved. Even in the assembled state remains one Adaptability, whereby the electrical contact is not affected in changing environmental conditions.
  • the degrees of freedom also allow in the mounted state adjustable functional units, such as multimedia displays, which allow variable orientations.
  • Terminal contact 2 has according to the embodiments of Fig. 7 . 8th and 9 a clamping section 2.3, which is designed to be arcuate in the region of the contact surfaces 3.2 to be formed with the contact surface, as in Fig. 7 a) displayed. Accordingly, the clamping means are 3.2 of stamped grid 3 in the intended area for the contact area, in section, arcuate, as in the different perspectives and perspective sectional views of Fig. 7b) is shown.
  • the shape of the surface of the clamping means 2.3 provided for the contact surface preferably corresponds to a spherical cap but may also assume different shapes.
  • the Fig. 8 shows a grouped terminal contact, which comprises a plurality of individual terminal contacts 2, as already for the embodiment of Fig. 6 has been described.
  • the embodiment according to FIG. 8 is preferably designed in such a way that in connection with the lead frame 3, as in the FIGS. 7 and 9 shown results in a substantially globoidale contact surface A.
  • Fig. 9 shows in the sub-figures a), b) and c) according to this embodiment of contact arrangement 1 present degrees of freedom on the example of a grouped terminal, which is composed of a plurality of individual terminals 2, wherein by the clamping forces of the clamping means 3.2 and / or the clamping section 2.3 a automatic resetting of the grouped connection contact in a desired position, as for the embodiments already described, can be realized.
  • possible angular degrees of freedom are shown in the subfigures.
  • the subfigure a) of Fig. 9 show a tilt of terminal 2 with respect to the desired position in a direction parallel to the terminal 2 and with respect to lead frame 3 level by an angle of about 2 °.
  • Fig. 9 shows in the sub-figures a), b) and c) according to this embodiment of contact arrangement 1 present degrees of freedom on the example of a grouped terminal, which is composed of a plurality of individual terminals 2, wherein by the clamping forces of the clamping means
  • FIG. 9b) is a slope of terminal 2 by about 6 ° in a direction of the terminal 2 and the lead frame 3 vertical plane and in Fig. 9c) is shown a rotation of terminal 2 relative to punched grid 3 in a lead frame 3 parallel and terminal 2 vertical plane. The shown deviations from the desired position can also occur together.
  • FIGS. 10 to 13 Further preferred embodiments of the contact arrangement 1 according to the invention or of the connection contact 2 and punched grid 3 are in the FIGS. 10 to 13 shown.
  • this embodiment in particular the freedom of movement parallel to the insertion direction can be further increased, whereby an improvement of the compensation of vibrations or mechanical shocks can be achieved.
  • a direct electrical contact with a circuit board is possible.
  • terminal contact 2 In the sub-figure a) of Fig. 10 is terminal contact 2 and in the partial figure b) lead frame 3 shown in different perspective views.
  • terminal contact 2 has a substantially tweezer-shaped main body, which also has two clamping springs 2.1 with an intermediate slot 2.2 and a clamping section 2.3, wherein the clamping springs 2.1 in a clamping section 2.3 remote from the part of the terminal 2 integral with each other and , as in Fig. 12 pictured, for insertion, for example, in an insertion a circuit board 5 are configured.
  • the terminal contact 2 can be manufactured in a cost effective manner, for example, from a formed punched strip.
  • connection contact 2 inserted in the printed circuit board 5 the latter preferably has corresponding formations 2.6 for fixing within the circuit board opening and avoiding abrasion particles.
  • Clamping section 2.3 has a substantially diamond-shaped form, wherein this merges on the one hand in the clamping springs 2.1 with a corresponding slot opening and on the opposite side is not one piece into each other.
  • the clamping section 2.3 preferably comprises the locking means 2.4, which are realized according to this example as wells and provided for locking the clamping means 3.2, as in the Fig. 11 is shown on the assembled state of the contact arrangement 1. It may alternatively be provided deviating latching formations.
  • the clamping means 3.2 of lead frame 3 have according to this embodiment, planar surfaces, wherein angle ⁇ in the unassembled state example, is about 70 °.
  • the clamping means 3.2 are preferably bent in particular for the realization of a defined contact surface A and improved mechanical fixation at the ends. By this deformation, the contact surface A can be adjusted or increased. Alternatively, this transformation can be implemented in another way or completely dispensed with.
  • clamping section 2.3 touches the bottom of the enclosure 4, whereby, upon further application of force to connection contact 2 in the negative z-direction, the diamond-shaped basic shape is compressed and its widest point widened accordingly. After passing through this widest point by the clamping means 3.2, these move back in the direction of the relaxed position due to the restoring forces and the angle ⁇ is again larger (Pos. II.). Subsequently, by a further movement in the negative z-direction and thus compression of clamping section 2.3, a locking of the clamping means 3.2 in the wells 2.4 of terminal 2 can be effected, as in position III. is shown. In this position, the angle ⁇ corresponds to that in the unmounted state.
  • the position IV thus achieved represents the desired position of terminal contact 2 with respect to lead frame 3 and the desired contacting position.
  • the terminal contact 2 movably fixing in this position resulting from the restoring forces, which also act in such a way that an automatic Repositioning can take place in the desired position, if mechanical shocks or vibrations occur.
  • the Fig. 14 shows an exemplary force-displacement diagram of the contact arrangement 1 using the example of the embodiment according to FIG Fig. 11 ,
  • Starting from the nominal position of terminal contact 2 at the intersection of the axis of the deflection in the z-direction (ordinate) and the axis of the applied force F (abscissa), with further pressing of terminal 2 in recess 4.1 (neg. Z-direction) is a growing Force applied against the resilient clamping sections 2.3 of terminal 2.3, as shown in position V. of Fig. 13 is also comprehensible.
  • force is applied to connection contact 2 in the positive z-direction, there is also an increasing force counteracting the removal, so that at least one automatic fall-out is prevented.
  • FIGS. 15 and 16 the method according to the invention for the realization of the enclosure 4 will be described below, which for the mechanical fixation of contact arrangement 1 and for example for the separation of work areas of different purity classes within an electronic device.
  • This can be, for example, the separation of a region of supply electronics from a region of an electrical consumer.
  • the supply electronics are expediently located in an area of a housing of the electronic device, in particular a motor vehicle, which is at least partially separated by the enclosure, and the electrical load is in another area of the housing or the electronic device.
  • Fig. 15 shows various sectional views of an embodiment the injection molding arrangement, wherein the sake of clarity - except for molding 10 - was dispensed with the representation of the injection molding tool.
  • lead frame 3 for the realization of enclosure 4 expediently molded by means of a suitable material, for example plastic, in an injection molding process, wherein at least one molding 10 is provided for generating recess 4.1, which in the preferred by means of a preceding process step, eg a punching process , generated opening 3.1 is introduced.
  • the clamping means 3.2 are brought in accordance with the embodiment described by molding 10 in an elastically deformed and. With respect to the fixed angle ⁇ for the unassembled state reversible deflection of about 90 °.
  • the present clamping forces of the clamping means 3.2 fix on molding 10 punched grid 3 during the injection molding process in this position.
  • Shaped part 10 preferably projects beyond the ends of the clamping means 3.2, which later in particular the engagement of the locking means 2.4 and 2.3 of the clamping portion can be made possible. Subsequently, the injection molding material is injected into the injection mold. After cooling of the enclosure 4, the injection mold and molding 10 can be removed, the clamping means 3.2 take the original deflection again. A production of other injection molded parts for the separation of the work areas is thus not necessary in an advantageous manner.
  • a preferred embodiment of molded part 10 is shown in FIG Fig. 16 shown. According to this example, a plurality of spacers 10.1 are provided for resting on stamped grid 3, by means of which the relative position of the molded part 10 to stamped grid 3 and the thickness of the stamped grid 3 covering material can be specified in an improved manner.
  • Spacers can also be provided on the opposite side of the stamped grid. whereby positioning of the stamped grid in the injection molding tool can be further improved, and thus, in particular, the resulting wall thicknesses of the border 4 have lower tolerances. For example, can be achieved by a greater distance of the spacer 10.1 improved parallel alignment of the molding 10 to stamped grid.
  • an area not enclosed by the enclosure 4 is provided, corresponding to that in FIG FIGS. 15 and 16 illustrated example of the molding 10, base 10.2 provided.
  • results for the described embodiment when using CUSn015 as a material for the stamped grid.
  • the force exerted by the clamping means 3.2 force can be influenced in particular by the radius in the transition to the rest of the lead frame 3.
  • the force for fixing the position of the punched grid 3 relative to the molded part 10 is approximately 370 N.
  • the contact pressure per clamping means on the molded part 10 caused by the elastic restoring forces of the clamping means 3.2 is thus 370 N / 33 mm 2 (11 MPa or 110 bar), the 33 mm 2 of an exemplary Correspond surface of a clamping means.
  • the differential pressure between the injection side and the molded part side is thus exemplarily 253 bar - 1 bar (atmospheric pressure).
  • 253 bar - 1 bar atmospheric pressure

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Connecting Device With Holders (AREA)
EP15465530.2A 2015-08-24 2015-08-24 Dispositif électrique comprenant un agencement de contact et procédé de fabrication d'un encadrement d'un agencement de contact. Active EP3016208B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15465530.2A EP3016208B1 (fr) 2015-08-24 2015-08-24 Dispositif électrique comprenant un agencement de contact et procédé de fabrication d'un encadrement d'un agencement de contact.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15465530.2A EP3016208B1 (fr) 2015-08-24 2015-08-24 Dispositif électrique comprenant un agencement de contact et procédé de fabrication d'un encadrement d'un agencement de contact.

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EP3016208A1 true EP3016208A1 (fr) 2016-05-04
EP3016208B1 EP3016208B1 (fr) 2019-11-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017112548A1 (de) * 2017-06-07 2018-12-13 Lisa Dräxlmaier GmbH Elektrische kontakteinrichtung und metallische aufnahme für eine elektrische kontakteinrichtung
DE102020121613A1 (de) 2020-08-18 2022-02-24 Lisa Dräxlmaier GmbH Kontaktstelle zum elektrischen und mechanischen verbinden zumindest eines elektrischen bauteils mit einem träger und verfahren zum setzen eines gabelkontakts in eine kontaktstelle eines plattenförmigen trägers

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DE102017112548A1 (de) * 2017-06-07 2018-12-13 Lisa Dräxlmaier GmbH Elektrische kontakteinrichtung und metallische aufnahme für eine elektrische kontakteinrichtung
WO2018224088A1 (fr) * 2017-06-07 2018-12-13 Lisa Dräxlmaier GmbH Dispositif de contact électrique et logement métallique pour un dispositif de contact électrique
DE102017112548B4 (de) 2017-06-07 2019-01-24 Lisa Dräxlmaier GmbH Elektrische kontakteinrichtung und metallische aufnahme für eine elektrische kontakteinrichtung
DE102020121613A1 (de) 2020-08-18 2022-02-24 Lisa Dräxlmaier GmbH Kontaktstelle zum elektrischen und mechanischen verbinden zumindest eines elektrischen bauteils mit einem träger und verfahren zum setzen eines gabelkontakts in eine kontaktstelle eines plattenförmigen trägers
EP3961820A1 (fr) * 2020-08-18 2022-03-02 Lisa Dräxlmaier GmbH Point de contact permettant la liaison électrique et mécanique d'au moins un composant électrique à un support et procédé de mise d'un contact lyre dans un point de contact d'un support lamellaire

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