JPH04237684A - Module assembly structure of vehicle body - Google Patents

Abstract

PURPOSE:To improve the rigidity of the locker part of an under module and improve the module assembly workability in the case when an upper module is assembled onto the under module. CONSTITUTION:In the closed sectional surface 104 of the locker part 64 of an under module (UDM) 16, a harness guide pipe 106 is fixed, striding over a recessed part 95, and both edge opened port parts 106A and 106B in the car body longitudinal direction of the harness guide pipe 106 communicate to the outside of the closed sectional surface part 104 through holes 108 and 109. Accordingly, the harness guide pipe 106 serves as reinforcing member, and the rigidity of the locker part 64 of the UDM 16 can be increased, and the workability in the assembly of the module can be improved by previously inserting a harness into the harness guide pipe 106.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a module assembly structure for an automobile body, which is divided into an undermodule and an atupa module, and these are assembled to form a vehicle body.

0002

[Prior Art] Conventionally, the floor and body side of a car body, along with the roof, engine compartment, etc., have a framework of various strength members with a closed cross-section structure, and various panel materials are successively joined to this framework to form a white body. This is then sequentially transferred to the painting process and assembly process, and finally various functional parts and interior parts are assembled.

However, in the white body assembly and assembly process, the assembly work is performed sequentially in the above-mentioned manner on each main line, so the main line becomes longer and the equipment becomes larger and larger, resulting in lower costs. be disadvantageous to In addition, if the floor and body sides are configured in advance, when assembling various parts inside the floor and inside the body side during the assembly process, it is difficult for workers to enter the cabin or through the openings on the body side. This has to be done manually, which requires a lot of effort and time.

As a vehicle body structure to improve this, as shown in FIG. 6, the vehicle body is divided into two parts, an undermodule 182 and an atupa module 184, at a rocker portion 180 and a front pillar lower part 181, and these undermodules 18
A so-called automobile body module assembly structure in which a vehicle body is constructed by combining the Atsupa module 184 and the Atsupa module 184 is disclosed in Japanese Unexamined Utility Model Publication No. 64-28377.

By the way, as shown in FIG. 7, a seat belt device 190 is attached to the vehicle body to prevent the occupant from moving forward in the vehicle body due to inertial force applied to the occupant seated in the seat during sudden deceleration. This seat belt device 1
90 includes a winding device 194 that winds up the webbing 192 for restraining an occupant in a layered manner, and this winding device 194 is attached to the lower part of the center pillar 186 on the side of the upper module 184. In addition, the webbing 192 pulled out from the winding device 194 has its middle portion disposed above the vehicle body along the center pillar 186, and is wound around a slip joint 196 provided at the top of the center pillar 186 on the side of the atupa module 184. It is hung. Furthermore, the tip of the webbing 192 is made of undermodule 18.
It is attached to the rocker section on the second side (rocker lower part 180A) via an anchor plate 198.

Further, a tongue plate 200 is inserted through the middle part of the webbing 192, and by engaging the tongue plate 200 with a buckle (not shown) provided near the center console of the vehicle body, the seat can be fixed. The belt device 190 is in the attached state.

However, in the above conventional structure, the winding device 194 and the slip joint 196 are attached to the upper module 184 side, and the anchor plate 198 is
Since it is attached to the undermodule 182 side, the assembly work of the seat belt device 190 is performed on the undermodule 1 side.
This can only be done after the undermodule 84 and the undermodule 182 are assembled. For this reason, there was a problem that there was no freedom in the assembly process and workability was poor.

As a module assembly structure for an automobile body that improves this problem, the present inventor has proposed a module assembly structure for an automobile body shown in FIG.
-404364). In this module assembly structure, a position 212A of the undermodule 210 at the lower part of the rocker corresponding to the center pillar is recessed downward in the vehicle body to form a recessed part 213, and the lower part of the center pillar 216 of the atupa module 214 is expanded in the direction of the recessed part 213. An anchor plate 218 for locking the tip of the webbing of the seat belt device is provided on the bulge 217.

[0009]

[Problems to be Solved by the Invention] However, in this module assembly structure for an automobile body, since the recessed portion 213 is provided in the lower rocker portion 212, the lower rocker portion 212
In addition, the harness 220, which is wired along the lower part of the rocker 212 in the longitudinal direction of the vehicle body, becomes an obstacle when assembling the atupa module 214 to the undermodule 210, resulting in poor assembly workability of the module. .

[0010] The present invention takes the above facts into consideration, and can improve the rigidity of the rocker portion of the undermodule, and
It is an object of the present invention to obtain a module assembly structure for an automobile body in which the harness of the locking part of the undermodule does not get in the way when assembling an atupa module to an undermodule, and the workability of assembling the module can be improved.

[0011]

[Means for Solving the Problems] A module assembly structure for an automobile body according to the present invention includes a rocker portion of an undermodule having a closed cross section extending in the longitudinal direction of the vehicle body, and a lower part of the center pillar of the atupa module that bulges downwardly of the vehicle body. an anchor plate attached to the bulge for locking the tip of the webbing of the seat belt device;
A modular assembly structure for an automobile body, comprising: a recessed portion recessed downwardly in the vehicle body at a portion of the rocker portion corresponding to the bulged portion, the module being fixed within the closed cross-section portion across the recessed portion; The vehicle is characterized in that both openings in the longitudinal direction of the vehicle body each have a harness guide tube that communicates with the outside of the rocker portion.

0012

[Operation] The present invention bulges the lower part of the center pillar of the Atsupa module downwards to form a bulge, and attaches an anchor plate to this bulge for locking the tip of the webbing of the seat belt device. The part of the locking part of the undermodule that corresponds to the protruding part is recessed downward in the vehicle body to form a recessed part, and a harness guide tube is fixed to the closed cross section of the locking part of the undermodule, spanning the recessed part. Openings at both ends of the harness guide tube in the longitudinal direction of the vehicle body are communicated with the outside of the closed section, respectively. Therefore, the harness guide tube serves as a reinforcing member to improve the rigidity of the rocker portion of the undermodule, and
By passing the harness wired to the rocker part of the andamodule through the harness guide tube in advance, when assembling the atsupa module to the andamodule, the bulge at the bottom of the center pillar will not interfere with the harness, improving the workability of assembling the module. can do.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment to which a module assembly structure for an automobile body according to the present invention is applied will be described below with reference to FIGS. 1 to 5. In addition, in these figures, the arrow FR shown as appropriate indicates the front of the vehicle, the arrow IN indicates the inside in the vehicle width direction, and the arrow UP
indicates the upper part of the vehicle body.

FIG. 5 shows a vehicle body 10 according to this embodiment. This vehicle body 10 is manufactured by Atsupa Module (hereinafter referred to as UP
It is constructed by combining two divided modules: an under module (hereinafter referred to as UDM) 12 and an under module (hereinafter referred to as UDM) 16.

[0015] The UPM 12 is connected to the roof panel 1 of the vehicle body 10.
8. Consists of front pillar 20, center pillar 22, quarter pillar 24, cowl outer panel 26, rear end panel 28, quarter panel 30, wheel house outer part 32, rocker upper part 40, etc., and mainly covers the roof part and side body of the vehicle body 10. It makes up the department.

On the other hand, the UDM 16 includes a front floor panel 42, a front side member 44, a cowl inner panel 46, a front pillar inner lower part 52, a rear floor panel 56, a wheel house inner part 60, and a lower rocker part 6.
It consists of 4th grade.

[0017] The UPM 12 has the above-mentioned constituent members joined in advance by spot welding or the like, and the UDM 16 also has the above-mentioned constituent members joined together in advance by spot welding or the like.

The UPM 12 and U configured in this way
DM16 refers to the connection between the cowl outer panel 26 and the cowl inner panel 46, the connection between the lower part of the front pillar 20 and the front pillar inner lower part 52, and the connection between the cowl outer panel 26 and the cowl inner panel 46, the connection between the lower part of the front pillar 20 and the front pillar inner lower part 52, and the connection between the cowl outer panel 26 and the cowl inner panel 46.
An integral vehicle body 10 is formed by coupling the lower part of the rocker 64 and the wheel house outer part 32 and the wheel house inner part 60.

As shown in FIGS. 1 to 3, the locker upper part 40 corresponding to the lower part of the door opening has a locker outer UPM 70.
, and the lock inner UPM 72 are combined to form a closed cross-section portion 71. In addition, the rocker lower part 64 corresponding to the lower part of the door opening has a closed cross section 104 formed by coupling a rocker outer upper 74, a rocker outer under 76, and a rocker inner 78.

As shown in FIG. 1, the lower part of the center pillar 22 formed in the rocker upper part 40 extends downward from the vehicle body and bulges inward (bulged portion 41). That is, as shown in FIG. 2, the center pillar outer 80
The upper part of the rotary reinforcement outer 82 is superimposed on the surface facing inward of the vehicle body. The rocker reinforcement outer 82 is gradually bent toward the inner side of the vehicle body toward the lower side of the vehicle body, and forms a closed cross section 84 with the center pillar outer member 80 . Inside this closed section 84, a locking outer UPM 70 is provided so as to be superimposed on the surface of the locking reinforcing outer 82 facing toward the outside of the vehicle body.
are combined. The lower end portions of the rocker outer UPM 70 and the rocker reinforcement outer 82 are bent at a substantially right angle toward the outside of the vehicle body to form a flange 86, which is combined with a flange 87 formed at the end portion of the rocker inner UPM 72 toward the outside of the vehicle body. ing.

A flange 88A formed at the lower end of the rocker reinforcement inner 88 is coupled to a flange 72A formed at the end of the rocker inner UPM 72 toward the vehicle body. The rocker reinforcement inner 88 is bent into a rectangular shape so as to bulge inward of the vehicle body, and its upper end portion is overlapped and coupled to the center pillar inner 90. That is, a bulge 88B having the same space as the bulge 41 is formed. Anchor reinforcement 92 is overlaid and coupled to the surface of the inner 88 facing the outside of the vehicle body, and an anchor plate 98 to which the tip of the webbing of the seat belt device is locked is attached to the bolt 91 and the nut. 93.

As shown in FIG. 4, the seat belt device 9
6 includes a winding device 99 that winds up the webbing 97 in a layered manner, and is attached to the lower part of the center pillar 22 (locker reinforcement inner 88). The intermediate portion of the webbing 97 pulled out from the winding device 99 is disposed above the vehicle body along the center pillar 22 and is wound around a slip joint 100 provided at the top of the center pillar 22. After the webbing 97 is wrapped around the slip joint 100, the tip end is disposed below the vehicle body and is locked to the anchor plate 98.

A tongue plate 102 is inserted through the webbing 97 wrapped around the slip joint 100, and is used for engagement with a buckle (not shown).

That is, since all the members constituting the seat belt device 96 are attached to the UPM 12 side, the UPM
This means that the assembly of the seat belt device 96 can be completed with M12 alone.

On the other hand, as shown in FIGS. 1 and 2, the portion of the rocker lower portion 64 corresponding to the center pillar 22 is recessed toward the bottom of the vehicle body. In this concave portion 95, the flanges 74A and 78A, which are erected to connect the rocker outer top 74 and the rocker inner 78, are gradually displaced toward the inside of the vehicle body, so that the upper surface of the rocker outer top 74 is wide. and the rocker upper part 40 on the UPM 12 side.
The portion bulged out inside the vehicle body (the bulged portion 88B of the rocker reinforcement inner 88) is placed when it is assembled. Further, in the closed cross section 104 of the rocker lower part 64 near this concave portion 95, there is a rocker reinforcement 97.
is interposed and reinforced.

[0026] Also, in the closed cross-section portion 104, there is a concave portion 95.
A harness guide tube 10 whose middle portion curves downward across the
6 is arranged, and this harness guide pipe 106 is welded to the rocker inner 78 from the outside in the vehicle width direction. As shown in FIG. 3, openings 106A and 106B at both ends of the harness guide tube 106 are formed into a closed cross section 104 by circular holes 108 and 109 drilled in the upper surface of the rocker inner 78, respectively.
communicated with the outside.

The operation of this embodiment will be explained below. UPM
12 and UDM 16 are assembled with parts that can be assembled individually. UP as this assembleable part
M12 has a seat belt device 96, and UDM16
There is a harness wired along the top surface of the lock inner 78.

Further, in this embodiment, a harness guide tube 106 is fixed in the closed section 104 of the rocker section 64 of the UDM 16 across the concave portion 95, and both ends of the harness guide tube 106 in the longitudinal direction of the vehicle body are fixed. Opening 106A
, 106B are closed cross sections 1 by circular holes 108 and 109, respectively.
It communicates with the outside of 04. Therefore, the harness guide tube 106 serves as a reinforcing member, and the locking portion 64 of the UDM 16
In addition, by passing the harness wired to the rocker portion 64 of the UDM 16 through the harness guide tube 106 in advance, when assembling the UPM 12 to the UDM 16, the bulging portion 88B of the center pillar 22 can be improved. The module assembly work efficiency can be improved without interfering with the harness.

[0029]

Effects of the Invention Since the present invention has the above structure, the rigidity of the locking portion of the andamodule can be improved, and when the atsupa module is assembled to the andamodule, the harness of the locking portion of the andamodule does not get in the way and the module can be assembled. It has the excellent effect of improving workability.

[Brief explanation of the drawing]

FIG. 1 is a perspective view showing a lower part of a center pillar according to the present embodiment.

FIG. 2 is a sectional view taken along line 2-2 in FIG. 1;

FIG. 3 is a sectional view taken along line 3-3 in FIG. 1;

FIG. 4 is a schematic diagram showing an assembled state of the seat belt device of this embodiment.

FIG. 5 is an exploded perspective view showing the modular structure of the automobile body divided into two parts according to the present embodiment.

FIG. 6 is an exploded perspective view showing the modular structure of a conventional automobile body.

FIG. 7 is a schematic diagram showing an assembled state of a conventional seat belt device.

FIG. 8 is a schematic diagram showing an assembled state of another conventional seat belt device.

[Explanation of symbols]

10 Vehicle body 12 Atsupa module (UPM) 16
Undermodule (UDM) 22 Center pillar 40 Rocker upper part 41 Swelling part 64 Rocker lower part 88 Rocker reinforcement inner 88B
Swelling portion 95 Concave portion 96 Seat belt device 98 Anchor plate 106 Harness guide tube

Claims (1)

[Claims] 1. A rocker portion of an undermodule having a closed cross section extending in the longitudinal direction of the vehicle body, and a bulge portion bulging downward of the vehicle body at the bottom of the center pillar of the atupa module.
An anchor plate is attached to the bulge to lock the tip of the webbing of the seat belt device, and a recess is recessed downward from the vehicle body at a portion of the locking portion corresponding to the bulge. A modular assembly structure for an automobile body according to the present invention, wherein a harness guide tube is fixed in the closed cross-section portion across the recessed portion and has openings at both ends in the longitudinal direction of the vehicle body, each of which communicates with the outside of the rocker portion. Features a modular assembly structure for automobile bodies.