JPH0645424Y2 - Car body structure - Google Patents

Description

TECHNICAL FIELD The present invention relates to a vehicle body structure of an automobile.

Conventional technology The floor and body side of automobiles are based on the Automotive Engineering Manual 19
Winding car manufacturing method: 178P issued by Sankaido on April 20, 1980
As is clear from the description in item 7.4 “Vehicle assembly process” of 179P, various panel members are sequentially joined together with the roof, engine compartment, etc. using various strength members with a closed cross-section as a skeleton. The body is constructed and transferred to the painting process and the outfitting process in order to finally assemble various functional parts and interior parts.

Problems to be solved by the invention During the assembly and outfitting process of the white body, assembling work is performed sequentially in each main line as described above, so the main line becomes large and the equipment becomes large and enormous accordingly. It is disadvantageous in terms of cost. In addition, if the floor and body side are pre-configured, when various parts are assembled on the floor inside and body side during the outfitting process, the operator enters the cabin or the body side opening from the body opening. It must be done by work, which requires a lot of labor and time. Therefore, the present invention provides a vehicle body structure capable of improving the workability of assembling the interior parts as well as the assembling of the vehicle body and the degree of freedom of assembling and assembling these parts.

Means for Solving the Problems A structure in which a floor assembly including a floor carpet and a floor functional component and a body side assembly including an interior component and an internal functional component are butted against each other in a vehicle width direction, At the side edge of the floor panel of the floor assembly, a duct accommodating portion that is recessed from the general floor surface is formed in a stepped manner, and a rear heater duct is arranged in this duct accommodating portion, and the rear heater duct is located at the side edge of the floor carpet. Part is covered.

Action The floor assembly and the body side assembly are joined together by abutting each other in the vehicle width direction. Since the rear heater duct is covered by the side edge portion of the floor carpet, the side edge portion of the floor carpet and the body side assembly connected to the side edge portion are connected by the rear heater duct by coupling the floor assembly and the body side assembly. The inner parts of the above are in strong contact with each other, and the mutual displacement movements are prevented.

Embodiment Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

In FIGS. 1 and 2, reference numeral 1 denotes a vehicle body, and in the present embodiment, the vehicle body 1 is roughly divided into a floor assembly 2, a body side assembly 3, a roof assembly 4 and an engine compartment 5. Has become. The floor assembly 2 has a floor panel 6 joined in advance for finish coating, a floor carpet 7 is laid on the floor panel 6, and various seats 8, a shift lever 9, a suspension unit 10, etc. The floor functional parts of are sub-assembled. At the side edge portion of the floor panel 6, a duct accommodating portion 11 recessed from the general surface of the floor is formed stepwise, and a rear heater duct 12 is arranged in the duct accommodating portion 11.
A tunnel portion 12a is formed in the front-rear direction in the center of the bottom wall of the rear heater duct 12, and a harness for feeding various electrical components is provided between the tunnel portion 12a and the bottom surface of the duct accommodating portion 11.
The harness 13 is arranged so as to also hold the harness 13. The floor carpet 7 is extended so that its side edge can be covered up to the side of the rear heater duct 12, and the end of the side edge is partially covered by the rear heater duct 12.
It is inserted and engaged with a stopper 12b protruding from the side wall of the.

The body side assembly 3 is formed by preliminarily bonding various panel materials such as the rear fender 19 to frame members such as the side sill 14, the roof side rail 15, the front pillar 16, the center pillar 17, and the rear pillar 18 in advance. Inside the body side assembly 3, interior parts such as a body side garnish (not shown) and a sill inner carpet 20 are attached in advance, and a sun visor and other internal functional parts (not shown) are sub-assembled. is there. The sill inner carpet 20 is formed with a small hole 20a which is coupled to the stopper 12b protruding from the rear heater duct 12 described above.

The roof assembly 14 is prepainted by joining the roof bow of the roof frame member in advance, and the sub-assemblies of interior functional parts such as the room lamp and interior parts such as the roof trim (the roof bow, the room lamp and the roof trim are all (Not shown).

The engine compartment 5 is constructed by welding and joining in a separate line like the above-mentioned assemblies, and is transferred to a coating process and transferred to an outfitting line when the coating is completed. The engine compartment 5 has the power train 21 and other accessories, electrical components, suspensions, etc., and the dash panel including the steering 22 and other various instruments, pedals, insulators and other fittings, and interior parts. Is assembled.

In this embodiment, the front bumper 25, the head lamp 26, and the front grill 27 are sub-assembled with the radiator core support 24 as a base to form a front end assembly 23 separate from the engine compartment 5. Further, the rear bumper 30, the rear combination lamp 31, etc. are sub-assembled with the rear panel 29 as a base to form a rear end assembly 28 different from the floor assembly 2.

Front fender 32, engine hood 33, side door 34,
The back door 35, the front window panel 36, and the like are assembled after the above-mentioned assemblies are assembled.

The floor assembly 2 and the engine compartment 5 are abutted in the front-rear direction of the vehicle body and are bolt-nut coupled.
Body side assembly 3 is floor assembly 2,
Bolts and nuts 37 are joined to the engine compartment 5 in the width direction of the vehicle. When the body side assembly 3 is joined, the rear heater duct 12 arranged on the edge portion of the floor assembly 2 on the floor panel 6 side is arranged in the duct accommodating portion 11, and the side edge portion of the floor carpet 7 is arranged. Since it is covered with, it will not loosen and fall off from the floor assembly 2. Therefore, even when the floor assembly 2 and the body side assembly 3 are automatically assembled, there is no problem even if they are slightly assembled. . The roof assembly 4, together with the front roof rail 38 and the rear roof rail 39, is abutted from above the body side assembly 3 by bolt and nut coupling. The front end assembly 23 is abutted on the engine compartment 5 from the front and is bolt-nut coupled. The rear end assembly 28 is butt-joined to the floor assembly 2 and the body side assembly 3 from the rear and is bolt-nut coupled. The rear end assembly 28 is butt-joined to the floor assembly 2 and the body side assembly 3 from the rear and is bolt-nut coupled. As described above, when the body side assembly 3 is butted to the floor assembly 2 in the vehicle width direction and the bolts and nuts 37 are joined, the small holes 20a of the sill inner carpet 20 laid on the inner side surface of the side sill 14 and the rear heat. The side edges of the floor carpet 7 and the sill inner carpet 20 come into strong contact with each other while the stoppers 12b on the side surface of the duct 12 are engaged with each other, so that the side edges of the floor carpet 7 and the lower edges of the sill inner carpet 20 slide up. Can be prevented. In this embodiment, the floor carpet 7 and the sill inner carpet 20 are shown as an engaging type of the stopper 12b and the small hole 20a so as to positively prevent the sliding up of the floor carpet 7 and the sill inner carpet 20. The stopper 12b and the small hole 20a may be omitted in some cases because the carpet can be sufficiently prevented from rising.

Effects of the Invention As described above, according to the present invention, the floor assembly and the body side assembly are abutted and joined together in the vehicle width direction.
The body side assembly can be joined, painted, and assembled on separate lines. Especially, the interior parts and outfitting parts of each assembly can be assembled in a free space, and the workability can be further improved. It is possible to expand the degree of freedom of assembly including complete implementation, and contribute to a significant cost reduction. Further, as described above, the floor assembly and the body side assembly can be constructed by sub-lines, so that the main line can be shortened and the equipment can be downsized and reduced accordingly. Furthermore, the rear heater duct is accommodated in the duct accommodating portion that is formed stepwise on the side edge portion of the floor panel,
Since it is covered with floor carpet, not only can there be no protrusion on the floor surface to increase the space under the feet to enhance habitability, but also this rear heater duct can be used to connect the power supply harness to the floor assembly. Stationary wiring can be achieved, and it is possible to avoid loosening when the floor assembly and body side assembly are connected or to prevent the harness from protruding, which does not hinder automatic assembly. Further, when the floor assembly and the body side assembly are joined by this rear heater duct, the side edges of the floor carpet and the lower edge of the sill inner carpet can be pressed against each other to prevent the skid from rising, and the end treatment of these carpets can be prevented. It also has practical effects such as being effective.

[Brief description of drawings]

FIG. 1 is a sectional view corresponding to line II in FIG. 2 showing an embodiment of the present invention, and FIG. 2 is an overall exploded perspective view of a vehicle body. 2 ... Floor assembly, 3 ... Body side assembly, 6 ... Floor panel, 7 ... Floor carpet, 8,9,10
… Floor functional parts, 11… Duct housing, 12… Rear heater duct, 20… Interior parts.

Claims (1)

[Scope of utility model registration request] 1. A structure in which a floor assembly including a floor carpet and a floor functional component and a body side assembly including an interior component and an internal functional component are butted against each other in the vehicle width direction and are coupled to each other. A duct accommodating portion, which is recessed from the general surface of the floor, is step-formed in the side edge portion of the floor panel, a rear heater duct is disposed in this duct accommodating portion, and the rear heater duct is covered with the side edge portion of the floor carpet. The car body structure characterized by the above.