JP6182408B2 - Connection method of flat cable and connection terminal, manufacturing method of connector unit with flat cable, connector assembly, connector with flat cable, and connector unit with flat cable - Google Patents

Description

  The present invention relates to a method for connecting a flat cable and a connection terminal, a method for manufacturing a connector unit with a flat cable, a connector assembly, a connector with a flat cable, and a connector unit with a flat cable that can efficiently manufacture a connector.

  Conventionally, a connector with a flat cable in which a connection terminal held by a holding member is connected to the flat conductor of a flat cable provided with a flat conductor and an insulating coating is known (see Patent Documents 1 and 2 below).

  When manufacturing the connector with a flat cable mentioned above, first, a long flat cable is arrange | positioned on the connection surface of a holding member. Here, the connection terminal and the flat conductor are overlapped on the connection surface so that they intersect. Then, the flat cable protruding from one end of the holding member is divided, and at the intersection where the connection terminal and the rectangular conductor are overlapped, they are electrically connected by an appropriate method such as resistance welding or ultrasonic welding.

  However, in the process of dividing the flat cable, it is necessary to hold the flat cable protruding from the holding member with your hand or jig so that it does not fluctuate properly in order to properly divide the flat cable. Inconvenience, and a new jig is required. For this reason, in the operation | work which manufactures a connector with a flat cable, the fall of the efficiency was caused.

JP 2011-210417 A JP 2012-182072 A

  The present invention relates to a method for connecting a flat cable and a connection terminal, a method for manufacturing a connector unit with a flat cable, a connector assembly, a connector with a flat cable, and a connector unit with a flat cable, which can efficiently manufacture a connector with a flat cable. The purpose is to provide.

  The present invention is a connection method for connecting a connection terminal to the flat conductor of a flat cable provided with a flat conductor and an insulating coating, wherein one holding member that holds the connection terminal and the other holding member, The flat cable is arranged at the connection surface so as to straddle the abutting portion where the abutting surfaces abut each other in a state where the abutting surfaces are abutted and arranged in parallel, and the flat cable is divided at the abutting portion. And a flat cable connecting step of electrically connecting the connecting terminal and the flat conductor of the flat cable as a connecting portion.

According to this invention, a connector with a flat cable can be manufactured efficiently.
Specifically, by arranging the flat cable on the connection surface so as to straddle the butted portion, the flat cable protruding from one end of one holding member can be held by the other holding member (connection surface). The wobbling of the flat cable in the dividing step can be suppressed using the other holding member.

  For this reason, in order to suppress the wobbling of the flat cable, it is not necessary to hold it with a hand or a jig, and it is possible to eliminate the inconvenience that the work is complicated and a new jig is required. Then, by dividing the flat cable, two connectors with flat cables can be manufactured at a time. Therefore, a connector with a flat cable can be manufactured efficiently.

  If the flat cable connection step is performed before the flat cable dividing step, the flat cable may stick to the cutting blade when the flat cable is divided, and the connection portion between the connection terminal and the flat cable may be peeled off. There is. For this reason, it is more preferable to perform a flat cable connection process after a flat cable parting process.

  As one aspect of the present invention, the one holding member and the other provided with a concave portion relatively recessed in the longitudinal direction of the flat cable and a convex portion relatively projecting in the longitudinal direction of the flat cable on the butted surface The flat cable arranging step of arranging the flat cable on the connection surface so as to straddle the abutting portion in a state where the holding member and the concave portion and the convex portion are abutted and arranged in parallel with each other. Can have.

According to the present invention, after the flat cable is divided, the end portion of the flat cable is arranged at a position separated from the tip of the convex portion in the longitudinal direction.
In this case, for example, two sets of intermediate connector assemblies in which one holding member and the other holding member are arranged in parallel are provided, and either one of the first intermediate connector assemblies and the second intermediate connector set are provided. By arranging either one of the holding members of the body in parallel with each other protruding from each other so that the protrusions of the butting surfaces overlap in the width direction of the connecting surface, two flats A predetermined spacing can be formed between the ends of the cable.

  In this way, by forming a predetermined interval between the ends of the flat cables, it is possible to reliably prevent short-circuiting between the flat cables, and as a result, it is possible to prevent deterioration of the electrical characteristics of the circuit system constituted by the flat cables. .

The present invention also relates to a method of manufacturing a connector unit with a flat cable comprising a connector provided with a connection terminal connected to the flat conductor of a flat cable provided with a flat conductor and an insulating coating, and holding the connection terminal And a first holding member and a second holding member provided on the abutting surface with a concave portion relatively recessed in the longitudinal direction of the flat cable and a convex portion relatively projecting in the longitudinal direction of the flat cable. A flat cable arrangement step of arranging the flat cable on the connection surface so as to straddle the abutting portion where the abutting surfaces abut each other in a state where the concave portion and the convex portion are abutted in parallel with each other and arranged in parallel. Flat cable dividing step of dividing the flat cable at the butt portion And having a flat cable connecting step the connection terminal and the flat conductor of the flat cable are electrically connected to each other a predetermined intersection which intersects the contact portion, and the holding member of the holding member and the other side of the hand The connector assembly configured in the above is provided with two sets as a first intermediate connector assembly and a second intermediate connector assembly, and either the first holding member of the first intermediate connector assembly or the second The first holding members of any one of the intermediate connector assemblies are abutted against each other such that the respective convexities of the abutting surfaces overlap in the width direction of the connection surface. It has the holding member arrangement | positioning process arrange | positioned in parallel in a state, It is characterized by the above-mentioned.

  According to the present invention, after the flat cable is divided, the end portion of the flat cable is arranged at a position separated from the tip of the convex portion in the longitudinal direction. For this reason, a predetermined space | interval can be formed between the edge parts of two flat cables. In this way, by forming a predetermined interval between the ends of the flat cables, it is possible to reliably prevent short-circuiting between the flat cables, and as a result, it is possible to prevent deterioration of the electrical characteristics of the circuit system constituted by the flat cables. A connector unit with a flat cable can be provided.

  Further, the present invention is a connector assembly constituted by a connector having a connection terminal connected to the flat conductor of a flat cable having a flat conductor and an insulating coating, and one holding member for holding the connection terminal And the other holding member, and the one holding member and the other holding member can be arranged in parallel with each other in contact with each other and connected to each of the one holding member and the other holding member. And abutting surfaces that abut each other in a state in which the pair of retaining members are arranged in parallel to each other, and the abutting surfaces are abutted against each other. The flat cable is configured to have a width that allows the flat cable to be disposed so as to straddle the butted portion. Characterized by being configured to continuously said flat cable which is arranged to straddle the come alignment portion separated can arranged in parallel directions.

By this invention, a connector with a flat cable can be manufactured efficiently.
Specifically, by arranging the flat cable on the connection surface so as to straddle the butted portion, the flat cable protruding from one end of one holding member can be held by the other holding member (connection surface). When the cable is divided at the abutting portion, the wobbling of the flat cable can be suppressed using the other holding member.

For this reason, in order to suppress the wobbling of the flat cable, it is not necessary to hold it with a hand or a jig, and it is possible to eliminate the inconvenience that the work is complicated and a new jig is required. Then, by dividing the flat cable, two connectors with flat cables can be manufactured at a time. Therefore, a connector with a flat cable can be manufactured efficiently.
In addition, holding | maintenance of the flat cable in a connection surface can be performed by fixing by the positioning convex part which protrudes from a connection surface, for example.

  As an aspect of the present invention, in the holding member, at a position corresponding to a connection portion that electrically connects the connection terminal and the flat conductor of the flat cable at a predetermined intersection, the connection terminal A through-hole having a large width and penetrating from the connection surface toward a surface opposite to the connection surface can be provided.

  According to the present invention, the flat cable and the connection terminal can be connected by inserting the electrode of the terminal welding apparatus into the through hole. And, when the through hole has a width larger than the connection terminal, for example, when connecting the flat cable and the connection terminal by resistance welding or the like, the heat generated by the welding is connected to the connection surface side and the bottom surface side through the through hole. Can be efficiently diffused on both sides. For this reason, the damage which a flat cable and a holding member receive with the said heat can be reduced.

As an aspect of the present invention, the holding member may include ribs protruding from the connection surface at positions on both sides of the connection terminal.
According to the present invention, a gap can be formed between the connection surface and the flat cable. Thereby, for example, when the connection between the flat cable and the connection terminal is performed by resistance welding or the like, it is possible to prevent heat generated by welding from staying between the connection surface and the flat cable. For this reason, the damage which a flat cable and a holding member receive with the said heat can be reduced.

As an aspect of the present invention, a positioning member that regulates the position of the flat cable can be provided on the connection surface.
By this invention, a flat cable can be arrange | positioned in a suitable position with respect to the connection terminal hold | maintained at a holding member. Thereby, a flat cable and a connection terminal can be connected in an appropriate position, As a result, the electrical characteristic improvement of the circuit system comprised by a flat cable can be aimed at.

Further, as an aspect of the present invention, the positioning member includes a positioning convex portion that protrudes from the connection surface so as to penetrate between the flat conductors of the flat cable and is bonded to the insulating coating of the flat cable by welding. can do.
According to the present invention, the flat cable can be reliably positioned without adding a new member.

In the connector constituting the connector assembly, the connecting terminal and the flat conductor of the flat cable arranged so as to straddle the abutting portion where the abutting surfaces abut each other intersect each other. It is a connector with a flat cable provided with the connection part which electrically connected the part, and having arrange | positioned the said flat cable parted by the said butt | matching part to the said holding member.
By this invention, it can be set as the connector with a flat cable which can be manufactured efficiently.

  Further, according to the present invention, in the pair of connectors constituting the connector assembly, the butted surfaces of the first holding member and the second holding member constituting the holding member are relatively recessed in the longitudinal direction of the flat cable. A concave portion and a convex portion that relatively protrudes in the longitudinal direction of the flat cable are provided, and each of the connector assemblies is configured to be abutted in a fitted state, and the connector assembly is configured by the first intermediate connector assembly and the second intermediate connector assembly. Two sets of connector assemblies are provided, and the first holding member of any one of the first intermediate connector assemblies and the second holding member of any one of the second intermediate connector assemblies, In a state in which the abutting surfaces are abutted with each other, the convex portions of the abutting surfaces overlap in the width direction of the connection surface. The concave portion and the convex portion are arranged, and a predetermined crossing portion where the connecting terminal and the flat conductor of the flat cable arranged so as to straddle the abutting portion where the abutting surfaces abut each other is electrically connected A connecting portion connected to the first intermediate connector assembly, and the first holding member of any one of the first intermediate connector assemblies, and the second holding member of any one of the second intermediate connector assemblies, The flat cable divided at the butted portion is disposed, and either the first holding member of the first intermediate connector assembly or the second holding of any one of the second intermediate connector assemblies. It is a connector unit with a flat cable in which the members are arranged in parallel in a state where the convex portions are abutted with each other.

  By this invention, the connector with a flat cable which comprises the connector unit with a flat cable can be manufactured efficiently. And after dividing a flat cable, since the edge part of this flat cable will be arrange | positioned in the position spaced apart from the front-end | tip of a convex part in the longitudinal direction, it is a predetermined space | interval between the edge parts of two flat cables. Can be formed. In this way, by forming a predetermined interval between the ends of the flat cables, it is possible to reliably prevent short-circuiting between the flat cables, and as a result, it is possible to prevent deterioration of the electrical characteristics of the circuit system constituted by the flat cables. .

  As an aspect of the present invention, one set of the convex portion and the concave portion is provided on the abutting surface, and a boundary portion between the convex portion and the concave portion corresponds to a central portion in the width direction of the flat cable arranged on the connection surface. Can be placed in position.

According to the present invention, a flat cable-equipped connector can be easily manufactured by dividing the flat cable.
Specifically, when the boundary part between the concave part and the convex part is arranged at a position shifted from the center part in the width direction of the flat cable, if the connector assembly is constituted by a pair of holding members of the same type, the arrangement positions of the flat cables are mutually It will shift | deviate to the width direction, and will become impossible to arrange | position a flat cable.

  On the other hand, when the boundary between the convex portion and the concave portion is disposed at a position corresponding to the central portion in the width direction of the flat cable, the flat cable is disposed in the width direction even if the holding member is the same type. Can be aligned at the same position. Thereby, a flat cable can be arrange | positioned so that a butt | matching part may be straddled, and the connector with two flat cables of the same type can be manufactured easily.

  According to the present invention, a method for connecting a flat cable and a connection terminal, a method for manufacturing a connector unit with a flat cable, a connector assembly, a connector with a flat cable, and a flat cable that can efficiently manufacture a connector with a flat cable A connector unit can be provided.

The perspective view which shows the rotation connector apparatus provided with the connector unit with a flat cable which concerns on embodiment of this invention. The top view which shows the connector unit with a flat cable which concerns on embodiment of this invention. FIG. 3 is an exploded perspective view of FIG. 2. The perspective view which is the principal part enlarged view of a holding member, and shows the site | part and its periphery which faced convex parts. The longitudinal cross-sectional view which shows a connection part and its periphery. The top view which shows arrangement | positioning of the flat cable in the site | part which faced convex parts. The top view which shows a connector aggregate. Explanatory drawing for demonstrating a flat cable arrangement | positioning process. Explanatory drawing for demonstrating a flat cable parting process. Explanatory drawing for demonstrating a holding member arrangement | positioning process. Explanatory drawing for demonstrating the effect which arrange | positions the boundary part of a recessed part and a convex part in the position corresponding to the width direction center part of the flat cable arrange | positioned on a connection surface.

An embodiment of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a perspective view showing a rotary connector device 1 including a connector unit 3 with a flat cable according to an embodiment of the present invention. FIG. 2 is a plan view showing the connector unit 3 with a flat cable according to the embodiment of the present invention, and FIG. 3 is an exploded perspective view of FIG. FIG. 4 is an enlarged view of a main part of the holding members 31A and 31B, and is a perspective view showing a portion where the convex portions 31j and 31j are brought into contact with each other and the periphery thereof. FIG. 5 is a longitudinal sectional view showing the connecting portion 33 and the periphery thereof, and FIG. 6 is a plan view showing the arrangement of the flat cables 2A and 2B at a portion where the convex portions 31j and 31j are abutted with each other.

  7-11 is explanatory drawing for demonstrating the manufacturing method of the connector unit 3 with a flat cable, and FIG. 7 shows connector assembly 7A, 7B used in the case of manufacture of the connector unit 3 with a flat cable. FIG. 8 is an explanatory diagram for explaining the flat cable arranging step, FIG. 9 is an explanatory diagram for explaining the flat cable dividing step, and FIG. 10 is an explanatory diagram for explaining the holding member arranging step. FIG. 11 is an explanatory diagram for explaining the effect of arranging the boundary between the concave portion 31i and the convex portion 31j at a position corresponding to the central portion in the width direction of the flat cable 2 arranged on the connection surface 31a.

  FIG. 1 shows a rotary connector device 1 used for electrically connecting a steering wheel side and a vehicle body side (steering column side) in a vehicle such as an automobile. The connector device 1 includes a cable housing 11 and These are constituted by a retainer (not shown), a rotation lock unit and the like.

The cable housing 11 is configured in a substantially cylindrical shape in which an insertion hole H penetrating in the axial direction is formed at a central portion in plan view. The insertion hole H is formed with a diameter that allows insertion of the steering shaft supported by the steering column (not shown).
A steering wheel for performing a rotation operation is fixed to an upper end portion of the steering shaft.

  The cable housing 11 includes a stator 12 and a rotator 13 that are fitted so as to be relatively rotatable. Inside the cable housing 11, an accommodation space for accommodating a later-described flat cable 2 </ b> A, 2 </ b> B shown in FIGS. 2, 3, 5, 6 in an appropriately wound state is formed.

  The accommodation space described above is configured by the stationary side ring plate 14 and the outer peripheral cylindrical portion 15 of the stator 12 configured to be relatively rotatable, and the rotational side ring plate 16 and the inner peripheral cylindrical portion 17 of the rotator 13.

The stator 12 is fixed to an appropriate member on the vehicle body side, for example, a combination bracket switch (not shown) of the steering column.
The stator 12 includes a fixed ring plate 14 formed in a ring shape as a bottom plate, and a cylindrical outer peripheral cylinder portion 15 extending vertically from the outer peripheral edge of the fixed ring plate 14. The outer peripheral edge of the stationary side ring plate 14 and the lower end of the outer peripheral cylindrical portion 15 are integrally formed by fitting.

In addition, the stator 12 includes a stator-side connector housing portion 18.
The stator side connector housing portion 18 includes a first stator side connector housing portion 18A and a second stator side connector housing portion 18B. 18 A of 1st stator side connector accommodating parts and the 2nd stator side connector accommodating part 18B are arrange | positioned on the outer side of the outer peripheral cylinder part 15 at predetermined intervals.

Further, the rotator 13 includes a rotator-side connector housing portion 19 that rotates integrally with the rotation of the rotator 13.
The rotator side connector housing portion 19 includes a first rotator side connector housing portion 19A and a second rotator side connector housing portion 19B.

  Among these, the second rotator side connector housing portion 19B houses a connector unit 3 with a flat cable (hereinafter abbreviated as a connector unit 3) as shown in FIGS. The connector unit 3 is constituted by connectors 30A and 30B with flat cables (hereinafter abbreviated as connectors 30A and 30B) in which the flat cables 2A and 2B described above are disposed.

  As shown in FIGS. 2, 3, 5, and 6, the flat cables 2 </ b> A and 2 </ b> B include a plurality of flat rectangular conductors 21 arranged in parallel in the width direction Y at predetermined intervals, and the rectangular conductors 21. This is a flexible band-shaped transmission line composed of an insulating coating 22 for covering the film. In addition, the width direction Y in the drawing is a direction orthogonal to the longitudinal direction X of the flat cables 2A and 2B disposed in the connectors 30A and 30B in plan view.

  Each of the connectors 30A and 30B includes a resin holding member 31A or 31B formed in a long plate shape, and a plurality of connection terminals 32 including bus bars held at predetermined positions by the holding members 31A and 31B. Yes.

  Each of the holding members 31A and 31B includes a connection surface 31a that allows connection by overlapping the connection terminal 32 and the flat cables 2A and 2B. The connection surface 31a includes a terminal fitting groove 31b that extends in the width direction Y, and A through hole 31d penetrating from the connection surface 31a toward the opposite bottom surface 31c (see FIG. 5), a rib 31e protruding from the connection surface 31a, a first positioning convex portion 31f, and a second positioning convex portion 31g are integrated. Forming.

  A plurality of terminal fitting grooves 31b are arranged side by side in the longitudinal direction X, and the connection terminal 32 is fitted into each terminal fitting groove 31b. In a state where the connection terminal 32 is fitted in the terminal fitting groove 31b, the connection terminal 32 extends in the width direction Y and one end thereof protrudes from the connection surface 31a, and one surface of the connection terminal 32 is on the connection surface 31a. The exposed surface is exposed.

  The flat cables 2A and 2B and the connection terminals 32 are electrically connected by a method such as resistance welding or ultrasonic welding, and the flat terminals of the connection terminals 32 extending in the width direction Y and the flat cables 2A and 2B extending in the longitudinal direction X are used. Both are connected at a predetermined intersection where the conductor 21 intersects. The above-described through hole 31d is a through hole into which the electrode 4 of the terminal welding apparatus is inserted as shown by a two-dot chain line in FIG. 5 when welding the connection terminal 32 and the flat cables 2A and 2B. It arrange | positions in the position corresponding to the connection part 33 which connected both in the cross | intersection part of 32 and flat cable 2A, 2B (flat conductor 21). The through hole 31d has a width larger than that of the connection terminal 32, and communicates the connection surface 31a side and the bottom surface 31c side.

  The ribs 31e are formed so as to extend in the width direction Y between adjacent terminal fitting grooves 31b (connection terminals 32). Thereby, the flat cables 2A and 2B on both sides in the longitudinal direction X of the connecting portion 33 are held in a state of floating from the connecting surface 31a as shown in FIG. 5, and a gap is formed between them.

  The first positioning protrusions 31f are located on both sides of the flat cables 2A and 2B in the width direction Y, and are bonded to the exposed surfaces of the connection terminals 32. In the state before bonding, the first positioning protrusions 31f are located on both sides in the longitudinal direction X of the connection terminal 32 as shown in FIGS. 3 and 4, and in the connector unit 3, FIGS. 6, the first positioning convex portions 31 f and 31 f on both sides of the connection terminal 32 are welded together to cover the exposed surface, thereby bonding them together. Thus, the 1st positioning convex part 31f is adhere | attached on the exposed surface of the connecting terminal 32, and the connecting terminal 32 is positioned, By this positioning, the connecting terminal 32 is hold | maintained in the predetermined position.

  The second positioning protrusion 31g is located at or near the end in the longitudinal direction X of the holding members 31A and 31B, and is bonded to the insulating coating 22 of the flat cables 2A and 2B. In the flat cables 2A and 2B, a part of the insulation coating 22 is removed in advance as shown in FIG. 3, and in the state before bonding, as shown in FIGS. It has a shape substantially corresponding to the gap between the flat conductors 21 and 21 formed by removing the insulating coating 22.

  In the connector unit 3, the flat cables 2A and 2B are arranged so that the second positioning convex portion 31g penetrates between the flat conductors 21 and 21, and then the second cables on both sides of the flat conductor 21 as shown in FIGS. By positioning the positioning projections 31g, 31g and the insulating coating 22, the second positioning projection 31g and the insulating coating 22 are bonded. In this manner, the flat cables 2A and 2B are positioned by adhering the second positioning convex portion 31g to the insulating coating 22.

  Each of the holding members 31A and 31B includes a butting surface 31h on its side surface, and the butting surface 31h is a recess 31i that is relatively recessed in the longitudinal direction X as shown in FIGS. And a pair of convex portions 31j relatively projecting in the longitudinal direction X. In the abutting surface 31h, the boundary between the concave portion 31i and the convex portion 31j is the central portion in the width direction Y of the flat cables 2A and 2B arranged on the connecting surface 31a (indicated by a one-dot chain line L1 in FIGS. 2 and 6). It is arranged at the corresponding position.

  In the holding members 31A and 31B, as shown in FIGS. 3, 4, and 6, in the state where the butted surfaces 31h and 31h are butted, the respective convex portions 31j and 31j of the butted surfaces 31h and 31h are connected to the connecting surface 31a. Concave portions 31i and convex portions 31j are formed so as to overlap in the width direction (width direction Y). In connector unit 3, holding members 31A and 31B are brought into contact with each other in convex portions 31j and 31j. They are arranged in parallel.

  Further, in the connector unit 3, the end portions of the flat cables 2A and 2B are arranged at positions spaced apart from the tips of the convex portions 31j in the longitudinal direction X, and the end portions of the flat cables 2A and 2B are arranged at a predetermined interval. G (see FIG. 6) is arranged opposite to each other.

  Further, in the holding members 31A and 31B, engaged recesses 31m that can be engaged with locking claws (not shown) formed in the second rotator side connector housing portion 19B are formed at the corners of the connection surface 31a and the side surface 31k. I have. In the rotary connector device 1 shown in FIG. 1, the connector unit 3 (holding members 31A and 31B) is brought into a predetermined position of the second rotator side connector housing portion 19B by engaging the engaging claws with the engaged recess 31m. It is possible to fix.

  Moreover, in holding member 31A, 31B, as shown in FIG.3, FIG.4, it equips the bottom face 31c with the routing groove | channel 31n for flat cables 2A, 2B. Although the detailed illustration is omitted for convenience, the flat cables 2A and 2B are folded back to the bottom surface 31c side outside the holding members 31A and 31B, and the routing direction is changed by 90 degrees by being appropriately folded at the bottom surface 31c. It passes through the routing groove 31n. At both ends in the width direction (longitudinal direction X) of the routing groove 31n, claw portions 31n1 and 31n1 for restricting displacement in the thickness direction of the flat cables 2A and 2B are formed, whereby the holding members 31A and 31B The flat cables 2A and 2B to be drawn out are positioned.

  The flat cables 2A and 2B are drawn out from the routing groove 31n into the housing space of the rotary connector device 1 and are electrically connected to a connector (not shown) in the second stator side connector housing portion 18B. Here, the connectors in the second stator side connector housing portion 18B are respectively connected to wire harnesses drawn from an electric circuit on the vehicle body side in the lower column cover (not shown).

  Moreover, the wire harness 5 shown to FIG. 1, FIG. 2 is connected to electrical circuits, such as a horn switch and an airbag unit, for example. As shown in FIGS. 1 and 2, the wire harness 5 includes a plurality of (four in this case) lead wires 51 in which a stranded wire 51 a is covered with an insulating tube 51 b, and an insulating coating 52 that bundles the lead wires 51. The connector 6 for connecting to electrical circuits, such as a horn switch mentioned above and an airbag unit, is attached to the one end side.

  In the connector unit 3, the other end side of the wire harness 5 is connected to the connection terminal 32 on the holding member 31A side. As shown in FIGS. 2 and 3, the holding member 31 </ b> A is integrally formed with a lead wire connecting portion 31 p, and the lead wire connecting portion 31 p is connected corresponding to the lead wire 51 constituting the wire harness 5. A terminal 32 is provided, and a fixing groove 31q is integrally formed for each connection terminal 32.

  The fixing groove 31q of the lead wire connecting portion 31p is for fitting the lead wire 51, and a plurality of protrusions 31q1 are formed on the side wall of the fixing groove 31q. As a result, when the lead wire 51 is fitted into the fixed groove 31q, the insulating tube 51b is securely held by the fixed groove 31q.

  When connecting the wire harness 5 and the connection terminal 32, first, the lead wire 51 is fitted into the fixed groove 31q, and the tip of the stranded wire 51a is overlapped on the surface of each connection terminal 32 in the fixed groove 31q. And ceramics are inject | poured in the fixed groove | channel 31q, and the strand 51a and the connection terminal 32 of each lead wire 51 are welded. Thereby, the dispersion | variation in the stranded wire 51a in the fixed groove | channel 31q, and the connection dispersion | variation in the stranded wire 51a and the connection terminal 32 can be prevented.

Then, the manufacturing method of the connector unit 3 mentioned above is demonstrated using FIGS.
First, two sets of connector assemblies 7A and 7B shown in FIG. 7 are prepared. A connector assembly 7A shown in FIG. 7A is composed of a pair of holding members 31A and 31C. Here, the holding member 31C integrally forms a connection surface 31a, a terminal fitting groove 31b, and the like, similarly to the holding members 31A and 31B. In the holding member 31C, the abutting surface 31h is configured by a surface that abuts the abutting surface 31h of the holding member 31A in a fitted state. Specifically, the abutting surface 31h is a recess 31i of the abutting surface 31h of the holding member 31A, A convex portion 31j and a concave portion 31i are provided to be in contact with the convex portion 31j in a fitted state.

  In the connector assembly 7A, the concave portions 31i and the convex portions 31j described above are brought into contact with each other in a fitted state, and the holding members 31A and 31C are arranged in parallel. In addition, a fitting state here means that the recessed part 31i and the convex part 31j are fitted with substantially no gap.

  On the other hand, a nectar assembly 7B shown in FIG. 7B is composed of a pair of holding members 31B and 31D of the same type. Here, like the holding members 31A and 31B, the holding member 31D integrally forms a connection surface 31a, a terminal fitting groove 31b, and the like. In the holding member 31D, the abutting surface 31h is configured by a surface that abuts with the abutting surface 31h of the holding member 31B in a fitted state. Specifically, the abutting surface 31h is a recess 31i of the abutting surface 31h of the holding member 31B. A convex portion 31j and a concave portion 31i are provided to be in contact with the convex portion 31j in a fitted state. In the connector assembly 7B, the holding members 31B and 31D are arranged in parallel by abutting the concave portions 31i and the convex portions 31j described above in a fitted state.

  Next, the flat cable arrangement step shown in FIG. 8 is performed. In this flat cable arrangement step, the flat cable 2 is arranged on the connection surfaces 31a and 31a so as to straddle the abutting portions 71 and 72 where the abutting surfaces 31h and 31h abut each other for each of the connector assemblies 7A and 7B. Here, the flat cable 2 is disposed so that the second positioning convex portion 31g penetrates between the flat conductors 21 and 21 for the flat cable connecting step described later. 8 to 10, the connection portion 33 is not shown for convenience.

  Next, a flat cable cutting step shown in FIG. 9 is performed. In this flat cable dividing step, the flat cable 2 is divided at the butted portions 71 and 72 that are continuous in the parallel arrangement direction of the holding members 31A and 31C and the holding members 31B and 31D (the dividing line L2, indicated by a two-dot chain line in FIG. 9). L3).

  Thereby, four connectors 30A-30D (refer FIG. 10) which each arrange | positioned flat cable 2A-2D are manufactured. In the flat cables 2A to 2D, the flat cable 2 is divided at the abutting portions 71 and 72, so that the ends of the flat cables 2A to 2D are arranged at positions spaced from the tips of the convex portions 31j in the longitudinal direction X.

  Next, a flat cable connection process is performed. In this flat cable connecting step, first, the second positioning convex portions 31g and the insulating coating 22 are bonded together by welding the second positioning convex portions 31g, 31g on both sides of the flat conductor 21 and the insulating coating 22, and the flat conductor 21 is flat. Position the cable 2. Then, by welding a predetermined intersection where the connection terminal 32 and the flat conductor 21 of the flat cable 2 intersect, the two are electrically connected.

  Next, the holding member arranging step shown in FIG. 10 is performed. In this holding member arranging step, as shown by a solid line in FIG. 10, one connector 30A (holding member 31A) in the connector assembly 7A and one connector 30B (holding member 31B) in the connector assembly 7B are connected. select.

  Then, the holding members 31A and 31B are arranged in parallel in a state in which the convex portions 31j and 31j of the butting surfaces 31h and 31h abut each other so that the convex portions 31j and 31j overlap in the width direction of the connection surface 31a. Deploy. Thereby, the connector unit 3 is completed. In the connector unit 3, the end portions of the flat cables 2A and 2B are arranged at positions separated from the tip ends of the convex portions 31j in the longitudinal direction X, so that the end portions of the flat cables 2A and 2B arranged opposite to each other are A predetermined gap G (see FIG. 6) is formed.

  As described above, the connection method for connecting the connection terminal 32 to the flat conductor 21 of the flat cables 2A to 2D including the flat conductor 21 and the insulating coating 22 is one holding member 31A that holds the connection terminal 32. , 31B and the other holding members 31C, 31D are abutted on the abutting surfaces 31h, 31h and arranged in parallel so that the flat cable 2 straddles the abutting portions 71, 72 where the abutting surfaces 31h, 31h abut each other. A flat cable arranging step for arranging on the connection surface 31a, a flat cable dividing step for dividing the flat cable 2 at the abutting portions 71 and 72, and a predetermined intersection where the connecting terminal 32 and the flat conductor 21 of the flat cable 2 intersect. And a flat cable connecting step of electrically connecting the two as a connecting portion 33

According to the connection method of the flat cables 2A to 2D and the connection terminal 32 described above, the connectors 30A to 30D can be efficiently manufactured.
Specifically, the flat cable 2 is disposed on the connection surface 31a so as to straddle the butted portions 71 and 72, so that the flat cable 2 protruding from one end of the one holding member 31A or 31B is connected to the other holding member 31C or 31D ( The connecting surface 31a) can be held, and the wobbling of the flat cable 2 in the flat cable dividing step can be suppressed by using the other holding members 31C and 31D.

  For this reason, in order to suppress the wobbling of the flat cable 2, it is not necessary to hold it with a hand or a jig, and it is possible to eliminate the inconvenience that the work is complicated and a new jig is required. Then, by dividing the flat cable 2, the connectors 30A and 30C and the connectors 30B and 30D can be manufactured at a time. Therefore, the connectors 30A to 30D can be manufactured efficiently.

  Moreover, in the connection method of the flat cables 2A to 2D and the connection terminal 32 according to the present embodiment, a concave portion 31i that is relatively recessed in the longitudinal direction X and a convex portion 31j that is relatively protruded in the longitudinal direction X are formed on the butted surface 31h. With the holding member 31A, 31B and the other holding member 31C, 31D provided in a state where the concave portion 31i and the convex portion 31j are abutted with each other in a fitted state and arranged in parallel, the flat cable 2 is connected to the abutting portion 71, The flat cable arranging step of arranging on the connection surface 31 a so as to straddle 72 is provided.

  According to the connection method of the flat cables 2A to 2D and the connection terminal 32 described above, after the flat cable 2 is divided, the ends of the flat cables 2A to 2D are located at positions separated from the tips of the convex portions 31j in the longitudinal direction X. Will be placed.

  In this case, for example, there are provided two sets of connector assemblies 7A and 7B in which one holding member 31A and 31B and the other holding member 31C and 31D are arranged in parallel, and one of the holding members 31A of the connector assembly 7A is provided. And any one of the holding members 31B of the connector assembly 7B, the protrusions 31j, 31j of the butted surfaces 31h, 31h overlap each other in the width direction of the connection surface 31a. A predetermined gap G (see FIG. 6) can be formed between the ends of the two flat cables 2A and 2B by arranging them in parallel in a state in which 31j are abutted.

  In this way, by forming the predetermined gap G between the ends of the flat cables 2A and 2B, it is possible to reliably prevent the flat cables 2A and 2B from being short-circuited. As a result, the flat cables 2A and 2B are configured. It is possible to prevent the electrical characteristics of the circuit system from being deteriorated.

  In addition, the manufacturing method of the connector unit 3 of this embodiment configured by the connectors 30A and 30B including the connection terminals 32 connected to the flat conductors 21 of the flat cables 2A and 2B including the flat conductor 21 and the insulating coating 22 is as follows. The first holding members 31A and 31D that hold the connection terminal 32 and have a concave portion 31i that is relatively recessed in the longitudinal direction X and a convex portion 31j that relatively protrudes in the longitudinal direction X on the butted surface 31h. In the state where the second holding members 31C and 31B are arranged in parallel by abutting the concave portions 31i and the convex portions 31j with each other in a fitted state, the butted portions 71 and the butted portions 71h and 31h are butted against each other. In the flat cable arrangement step of arranging on the connection surface 31a so as to straddle 72, and the butted portions 71, 72 A flat cable cutting step of cutting the flat cable 2 and a flat cable connecting step of electrically connecting the connecting terminal 32 and the flat conductor 21 of the flat cable 2 at a predetermined crossing portion as a connecting portion 33 The connector assemblies 7A and 7B formed of one holding member 31A and one holding member 31B and the other holding member 31C and holding member 31D are provided as two sets as a first intermediate connector assembly and a second intermediate connector assembly. The first holding member 31A of the connector assembly 7A and the second holding member 31B of the connector assembly 7B are respectively connected to the convex portions 31j of the butted surfaces 31h and 31h. The protrusions 31j and 31j are abutted against each other so that 31j overlaps in the width direction of the connection surface 31a. Having a holding member disposing step of the parallel arrangement in a state where the.

  According to the manufacturing method of the connector unit 3 described above, after the flat cable 2 is divided, the end portions of the flat cables 2A and 2B are arranged at positions separated from the tips of the convex portions 31j in the longitudinal direction X. . For this reason, the predetermined space | interval G can be formed between the edge parts of the two flat cables 2A and 2B. In this way, by forming the predetermined gap G between the ends of the flat cables 2A and 2B, it is possible to reliably prevent the flat cables 2A and 2B from being short-circuited. As a result, the flat cables 2A and 2B are configured. It is possible to provide the connector unit 3 that can prevent the electrical characteristics of the circuit system from being deteriorated.

  Further, the connector assemblies 7A and 7B of the present embodiment configured by the connectors 30A to 30D including the connection terminals 32 connected to the flat conductor 21 of the flat cable 2 including the flat conductor 21 and the insulating coating 22 are connected to each other. One holding member 31A, 31B for holding the terminal 32 and the other holding member 31C, 31D are provided in a pair, and the one holding member 31A, 31B and the other holding member 31C, 31D can be arranged in parallel with each other in abutment state. The one holding member 31A, 31B and the other holding member 31C, 31D are each provided with a connection surface 31a, and each of the one holding member 31A, 31B and the other holding member 31C, 31D has a pair of them. Of the holding members 31A and 31C and the holding members 31B and 31D in parallel with each other The connecting surface 31a is configured to have a width that allows the flat cable 2 to be disposed so as to straddle the abutting portions 71 and 72 where the abutting surfaces 31h and 31h abut each other, and the abutting portions 71 and 72 are provided with a surface 31h. The flat cable 2 arranged so as to straddle the butted portions 71 and 72 is configured to be continuous in the parallel arrangement direction so that it can be divided.

According to the connector assemblies 7A and 7B described above, the connectors 30A to 30D can be efficiently manufactured.
Specifically, the flat cable 2 is disposed on the connection surface 31a so as to straddle the butted portions 71 and 72, so that the flat cable 2 protruding from one end of the one holding member 31A or 31B is connected to the other holding member 31C or 31D ( The connecting surface 31a) can be held, and when the flat cable 2 is divided at the butted portions 71 and 72, the wobbling of the flat cable 2 can be suppressed by using the other holding members 31C and 31D.

  For this reason, in order to suppress the wobbling of the flat cable 2, it is not necessary to hold it with a hand or a jig, and it is possible to eliminate the inconvenience that the work is complicated and a new jig is required. Then, by dividing the flat cable 2, the connectors 30A and 30C and the connectors 30B and 30D can be manufactured at a time. Therefore, the connectors 30A to 30D can be manufactured efficiently.

  Further, in the connector assemblies 7A and 7B of the present embodiment, in the holding members 31A to 31D, connection portions that electrically connect the connection terminals 32 and the rectangular conductors 21 of the flat cable 2 at a predetermined intersection. A through hole 31d having a width larger than that of the connection terminal 32 and penetrating from the connection surface 31a toward the bottom surface 31c on the side opposite to the connection surface 31a is provided at a position corresponding to 33.

  According to the connector assemblies 7A and 7B described above, the flat cable 2 and the connection terminal 32 can be connected by inserting the electrode 4 (see FIG. 5) of the terminal welding apparatus into the through hole 31d. Since the through hole 31d has a width larger than that of the connection terminal 32, for example, when the flat cable 2 and the connection terminal 32 are connected by resistance welding or the like, heat generated by welding is connected through the through hole 31d. It can be efficiently diffused to both sides of the surface 31a side and the bottom surface 31c side. For this reason, the damage which the flat cable 2 and holding member 31A-31D receive with the said heat can be reduced.

  In the connector assemblies 7A and 7B of the present embodiment, the holding members 31A to 31D include ribs 31e protruding from the connection surface 31a at positions on both sides of the connection terminal 32.

  According to the connector assemblies 7A and 7B described above, a gap as shown in FIG. 5 can be formed between the connection surface 31a and the flat cable 2. Thereby, for example, when the connection between the flat cable 2 and the connection terminal 32 is performed by resistance welding or the like, it is possible to prevent the heat generated by the welding from staying between the connection surface 31 a and the flat cable 2. For this reason, the damage which the flat cable 2 and holding member 31A-31D receive with the said heat can be reduced.

  In the connector assemblies 7A and 7B of the present embodiment, the connection surface 31a includes a positioning member (second positioning convex portion 31g) that regulates the position of the flat cable 2.

  According to the connector assemblies 7A and 7B described above, the flat cable 2 can be disposed at an appropriate position with respect to the connection terminal 32 held by the holding members 31A to 31D. Thereby, the flat cable 2 and the connection terminal 32 can be connected at an appropriate position, and as a result, the electrical characteristics of the circuit system configured by the flat cable 2 (flat cables 2A to 2D) can be improved. it can.

Further, in the connector assemblies 7A and 7B of the present embodiment, the positioning member protrudes from the connection surface 31a so as to penetrate between the flat conductors 21 and 21 of the flat cable 2 and is welded to the insulating coating 22 of the flat cable 2 and It is comprised by the 2nd positioning convex part 31g adhere | attached.
According to the connector assemblies 7A and 7B described above, the flat cable 2 can be reliably positioned without adding a new member.

  In the above-described embodiment, the flat cable 2 is positioned by adhesion (welding) between the second positioning convex portion 31g and the insulating coating 22, but the present invention does not necessarily require the second positioning convex portion 31g and the insulating coating. 22 need not be bonded (welded). For example, the flat cable 2 may be positioned only by softening the second positioning protrusion 31g by heating or the like and processing it into a shape that presses the flat cable 2.

In addition, the connectors 30A to 30D of the present embodiment straddle the connection terminals 32 and the abutting portions 71 and 72 where the abutting surfaces 31h and 31h abut each other in the connectors 30A to 30D constituting the connector assemblies 7A and 7B. The flat cable 2A to 2D divided by the butted portions 71 and 72 is provided on the holding members 31A to 31D. The connecting portion 33 is electrically connected to a predetermined intersection where the flat conductor 2 of the arranged flat cable 2 intersects. It is arranged.
According to connector 30A-30D mentioned above, it can be set as connector 30A-30D which can be manufactured efficiently.

  Further, the connector unit 3 of the present embodiment includes a first holding member 31A, 31D and a second holding member 31C in the pair of connectors 30A, 30C and the pair of connectors 30B, 30D that constitute the connector assemblies 7A, 7B. , 31B includes a concave portion 31i that is relatively recessed in the longitudinal direction X and a convex portion that is relatively protruded in the longitudinal direction X, and is configured by surfaces that are brought into contact with each other in a fitted state. The bodies 7A and 7B are provided as two sets as a first intermediate connector assembly and a second intermediate connector assembly, and either the first holding member 31A of the connector assembly 7A or the connector assembly 7B. In a state where the second holding member 31B is abutted against the abutting surfaces 31h and 31h, the abutting surfaces 31h and 31h. The concave portions 31i and the convex portions 31j are arranged so that the convex portions 31j and 31j of the first and second convex portions 31j and 31j overlap each other in the width direction of the connection surface 31a, and the butted portion 71 where the connection terminal 32 and the butted surfaces 31h and 31h abut each other. , 72 and a connecting portion 33 that electrically connects a predetermined crossing portion where the flat conductor 2 of the flat cable 2 that crosses the flat cable 2 crosses the first holding member 31A and the second holding member 31B. The flat cables 2A and 2B divided by the butted portions 71 and 72 are disposed, and the first holding member 31A and the second holding member 31B are arranged in parallel with the convex portions 31j and 31j abutting each other. doing.

  According to the connector unit 3 described above, the connectors 30A and 30B constituting the connector unit 3 can be efficiently manufactured. And after dividing the flat cable 2, since the edge part of flat cable 2A, 2B will be arrange | positioned in the position spaced apart from the front-end | tip of the convex part 31j in the longitudinal direction X, two flat cable 2A, 2B A predetermined gap G can be formed between the end portions. In this way, by forming the predetermined gap G between the ends of the flat cables 2A and 2B, it is possible to reliably prevent the flat cables 2A and 2B from being short-circuited. As a result, the flat cables 2A and 2B are configured. It is possible to prevent the electrical characteristics of the circuit system from being deteriorated.

  Further, the connector unit 3 of the present embodiment includes a pair of convex portions 31j and concave portions 31i on the abutting surface 31h, and the width direction of the flat cable 2 in which the boundary portion between the convex portions 31j and the concave portions 31i is disposed on the connection surface 31a. It arrange | positions in the position corresponding to the center part of Y.

According to the connector unit 3 described above, two connectors 30B and 30D of the same type can be easily manufactured by dividing the flat cable 2.
Specifically, like the holding member 131 shown in FIG. 11A, the boundary between the recess 131i and the protrusion 131j is shifted from the center in the width direction Y of the flat cable 2 (one point at FIG. 11A). When the connector assembly 107 is configured by a pair of holding members 131 and 131 of the same type, the flat cable 2 is disposed in the width direction Y with respect to each other as shown in FIG. It will shift | deviate and it will become impossible to arrange | position the flat cable 2. FIG.

  On the other hand, when the boundary portion between the convex portion 31j and the concave portion 31i is arranged at a position corresponding to the central portion in the width direction Y of the flat cable 2, even if the holding members 31B and 31D are the same type, the flat portion The arrangement position of the cable 2 can be aligned at the same position in the width direction Y. Thereby, the flat cable 2 can be arrange | positioned so that the butt | matching part 72 may be straddled, and two connectors 30B and 30D of the same type can be manufactured easily.

  By the way, in embodiment mentioned above, although it was supposed that the recessed surface 31i and the convex part 31j were provided in the abutting surface 31h of holding member 31A-31D, this invention is not necessarily limited to this, A flat abutting surface is used. The structure provided may be sufficient.

  Moreover, in the holding member arrangement | positioning process shown in FIG. 10, one connector 30A (holding member 31A) among the connector aggregates 7A and one connector 30B (holding member 31B) among the connector aggregates 7B are selected, The connector unit 3 is manufactured. For example, the other connector 30C (holding member 31C) in the connector assembly 7A and the other connector 30D (holding member 31D) in the connector assembly 7B are selected. A connector unit may be manufactured.

  Moreover, although the case where this invention was applied to the connector unit 3 (connector 30A, 30B) of the rotation connector apparatus 1 was demonstrated in embodiment mentioned above, if it is a structure which connects a flat cable to a connection terminal, a rotation connector apparatus. It is not necessarily limited to one connector unit 3 (connectors 30A, 30B).

In the correspondence between the configuration of the present invention and the embodiment,
The first holding member of the present invention corresponds to the holding member 31A,
Similarly,
The second holding member corresponds to the holding member 31B,
The first intermediate connector assembly corresponds to the connector assembly 7A,
The second intermediate connector aggregate corresponds to the connector aggregate 7B,
The positioning convex portion corresponds to the second positioning convex portion 31g,
The present invention is not limited to the configuration of the above-described embodiment, but can be applied based on the technical idea shown in the claims, and many embodiments can be obtained.

2, 2A, 2B, 2C, 2D ... Flat cable 3 ... Connector unit with flat cable 7A, 7B ... Connector assembly 21 ... Flat conductor 22 ... Insulation coating 30A, 30B, 30C, 30D ... Connector with flat cable 31A, 31B, 31C, 31D ... Holding member 31a ... Connection surface 31c ... Bottom surface 31d ... Through hole 31e ... Rib 31g ... Second positioning projection 31h ... Abutting surface 31i ... Concave portion 31j ... Convex portion 32 ... Connection terminal 33 ... Connection portion 71, 72 ... Matching part

Claims (11)

A connection method for connecting a connection terminal to the flat conductor of a flat cable provided with a flat conductor and an insulation coating,
In the state where the one holding member holding the connection terminal and the other holding member are abutted at the abutting surface and arranged in parallel, the flat cable is connected to the connecting surface so as to straddle the abutting portion where the abutting surfaces abut each other. Flat cable placement process to be placed;
In the butt portion, a flat cable dividing step of dividing the flat cable,
A method of connecting a flat cable and a connection terminal, comprising: a flat cable connection step of electrically connecting the connection terminal and the flat conductor of the flat cable at a predetermined intersection where the connection terminal and the flat conductor of the flat cable are connected. The one holding member and the other holding member provided on the abutting surface with a concave portion relatively recessed in the longitudinal direction of the flat cable and a convex portion relatively projecting in the longitudinal direction of the flat cable. The flat cable arranging step of arranging the flat cable on the connection surface so as to straddle the abutting portion in a state where the concave portion and the convex portion are butted in parallel with each other in a fitted state. How to connect the described flat cable and connection terminal. A method of manufacturing a connector unit with a flat cable constituted by a connector provided with a connecting terminal connected to the flat conductor of a flat cable provided with a flat conductor and an insulation coating,
A first holding member and a second holding member that hold the connection terminal and have a concave portion that is relatively recessed in the longitudinal direction of the flat cable and a convex portion that relatively protrudes in the longitudinal direction of the flat cable. A flat in which the holding cable is arranged on the connection surface so as to straddle the abutting portion where the abutting surfaces abut each other in a state in which the concave portion and the convex portion are abutted in a mutually fitted state and arranged in parallel. Cable placement process;
In the butt portion, a flat cable dividing step of dividing the flat cable,
A flat cable connecting step of electrically connecting both the connecting terminal and the flat conductor of the flat cable as a connecting portion with a predetermined crossing portion ,
The connector assembly is constituted by the hand of the holding member and the other side of the holding member comprises two pairs as the first intermediate connector assembly and the second intermediate connector assemblies,
The first holding member of any one of the first intermediate connector assemblies and the second holding member of any one of the second intermediate connector assemblies are respectively projected on the butted surfaces. The manufacturing method of the connector unit with a flat cable which has a holding member arrangement | positioning process arrange | positioned in parallel in the state which mutually faced the said convex parts so that each may overlap in the width direction of the said connection surface. A connector assembly constituted by a connector having a connecting terminal connected to the flat conductor of a flat cable provided with a flat conductor and an insulating coating,
A pair of one holding member and the other holding member for holding the connection terminal are provided, and the one holding member and the other holding member are configured to be arranged in parallel with each other in abutment state.
Each of the one holding member and the other holding member has a connection surface,
Each of the one holding member and the other holding member has a butting surface that abuts in a state in which these pair of holding members are arranged in parallel,
The connection surface is configured to have a width that allows the flat cable to be disposed so as to straddle a butted portion where the butted surfaces meet each other,
The connector assembly comprised so that the said flat cable arrange | positioned so that the said abutting part might straddle this abutting part might be divided | segmented in the parallel arrangement direction. In the holding member, the connecting terminal and the flat conductor of the flat cable have a width larger than the connecting terminal at a position corresponding to a connecting portion that electrically connects both at a predetermined intersecting portion, and The connector assembly according to claim 4, further comprising a through hole penetrating from the connection surface toward a surface opposite to the connection surface. The connector assembly according to claim 4 or 5, wherein the holding member includes ribs protruding from the connection surface at positions on both sides of the connection terminal. The connector assembly according to claim 4, further comprising a positioning member that regulates a position of the flat cable on the connection surface. The connector according to claim 7, wherein the positioning member includes a positioning convex portion that protrudes from the connection surface so as to penetrate between the flat conductors of the flat cable and is bonded to the insulating coating of the flat cable by welding. Aggregation. The said connector which comprises the connector aggregate | assembly in any one of Claim 4 thru | or 8 WHEREIN: The said flat terminal of the said flat cable arrange | positioned so that the said connection terminal and the abutting part which the abutting surfaces face each other may be straddled. Provided with a connection part that electrically connects predetermined intersecting portions that intersect,
The connector with a flat cable which arrange | positioned the said flat cable parted by the said butt | matching part to the said holding member. The pair of connectors constituting the connector assembly according to any one of claims 4 to 8, wherein the butted surfaces of the first holding member and the second holding member constituting the holding member are arranged in the longitudinal direction of the flat cable. Comprising a relatively recessed recess and a relatively projecting protrusion projecting in the longitudinal direction of the flat cable, and configured to face each other in a fitted state,
The connector assembly includes two sets as a first intermediate connector assembly and a second intermediate connector assembly,
A state in which the butted surfaces of the first holding member of any one of the first intermediate connector assemblies and the second holding member of any one of the second intermediate connector assemblies are butted against each other In the above, the concave portions and the convex portions are disposed so that the convex portions of the butted surfaces overlap each other in the width direction of the connection surface,
A connecting portion that electrically connects a predetermined intersecting portion where the flat conductor of the flat cable intersects the connecting terminal and the abutting portion where the abutting surfaces abut each other;
The flat cable divided into the first holding member of any one of the first intermediate connector assemblies and the second holding member of any one of the second intermediate connector assemblies at the butted portion. Arrange
The first holding member of any one of the first intermediate connector assemblies and the second holding member of any one of the second intermediate connector assemblies are abutted against each other. Connector unit with flat cable arranged in parallel. One set of the convex portion and the concave portion on the butting surface,
The connector unit with a flat cable according to claim 10, wherein a boundary portion between the convex portion and the concave portion is disposed at a position corresponding to a central portion in the width direction of the flat cable disposed on the connection surface.

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