CN110816684A - Logistics vehicle body structure and assembly method thereof - Google Patents

Abstract

The invention discloses a body structure of a logistics vehicle and an assembly method thereof, and belongs to the technical field of vehicles. The logistics vehicle body structure is formed by enclosing a floor module, a cab front end module, a left side wall module, a right side wall module, a rear wall module and a top module; the floor module is arranged at the bottom and is simultaneously connected with the cab front end module, the left side wall module and the right side wall module. According to the invention, the vehicle body is modularly grouped through the arrangement of the plurality of modules, the corresponding inner decoration, the corresponding framework and the corresponding outer decoration are decomposed into the modules, and each module is produced independently and then is assembled in a unified manner, so that the process of the final assembly stage is greatly simplified, and the assembly efficiency is improved; meanwhile, the vehicle does not need to be assembled and then delivered, all the modules can be delivered respectively, and finally the assembly is completed in the order area of the logistics vehicle, so that the transportation cost is reduced.

Description

Logistics vehicle body structure and assembly method thereof

Technical Field

The invention relates to the technical field of vehicles, in particular to a logistics vehicle body structure and an assembling method thereof.

Background

With the development of electronic commerce and express delivery industries, the demand of logistics vehicles is increasingly vigorous, the logistics vehicles are mainly used for bearing goods and driving on urban roads to complete distribution, the application range is fixed, and the use frequency is high; along with the environmental protection requirement of urban environment is stricter day by day, present commodity circulation car is mostly based on the electric motor car that traditional light-duty van truck carried out development, generally adopts traditional punching press, welds dress, application, assembly four big technologies and makes (refer to fig. 1), and the automobile body structure is mostly the panel beating interior planking of stamping die preparation promptly, carries out welded connection under special frock clamp centre gripping, then carries out whole white automobile body application, carries out interior exterior trim assembly of automobile body at last.

However, the conventional van logistics vehicle manufacturing has the following problems: 1) the production of the car body structure needs a stamping die, a checking fixture, a welding fixture, a whole car body-in-white coating device, a field and an assembly line, the investment cost is extremely high, and the recovery period is long; 2) the vehicle body is of a traditional steel structure, so that the self weight is large, the cargo capacity is low, and the driving range of the electric vehicle is influenced; 3) the method is limited by the traditional process, the whole vehicle modularization level is low, the final assembly process is complicated, and the assembly efficiency is low; 4) the order areas of the logistics vehicles are scattered, and the logistics vehicles can only carry out finished vehicle delivery after final assembly, so that manufacturers have to bear high finished vehicle transportation cost.

Therefore, it is desirable to provide a body structure of a logistics vehicle and an assembling method thereof to solve the above problems.

Disclosure of Invention

The invention aims to provide a logistics vehicle body structure and an assembling method thereof, which can simplify the production process, reduce the production input cost of a whole vehicle, improve the assembling efficiency of the whole vehicle and reduce the transportation cost of the whole vehicle.

In order to realize the purpose, the following technical scheme is provided:

a logistics vehicle body structure is formed by enclosing a floor module, a cab front end module, a left side wall module, a right side wall module, a rear wall module and a top module; the floor module is arranged at the bottom and is simultaneously connected with the cab front end module, the left side wall module and the right side wall module.

Preferably, the body structure of the logistics vehicle further comprises a middle partition module, wherein the middle partition module is arranged between the cab front end module and the rear partition module and is simultaneously connected with the left side wall module, the right side wall module, the floor module and the top module so as to divide the body structure of the logistics vehicle into a cab and a cargo compartment.

Preferably, each of the floor module and the middle partition module includes only a frame and an interior, and each of the other modules includes an exterior, a frame and an interior.

Preferably, the framework is made of aluminum alloy, and the inner decoration and the outer decoration are made of glass fiber reinforced composite materials.

Preferably, the outermost side of the exterior trim is a skin subjected to a coating treatment.

Preferably, the modules of the body structure of the logistics vehicle are connected and fixed in a screwing or riveting mode and sealed through sealing pieces.

Preferably, the floor module, the side wall module and the roof module each include a cab portion proximate the cab front end module and a cargo compartment portion distal from the cab front end module.

Preferably, the cab front end module is assembled with the cab portion in the floor module, the cab portion in the side lap module, and the cab portion in the crown module into a cab; the rear wall module is assembled with the cargo compartment portion in the floor module, the cargo compartment portion in the left side wall module, the cargo compartment portion in the right side wall module, and the cargo compartment portion in the roof module into a cargo compartment.

Preferably, the logistics vehicle body structure further comprises a cab rear end module and a cargo box front side module, wherein the cab rear end module is assembled with the cab front end module, the cab portion in the floor module, the cab portion in the side-left module, the cab portion in the side-right module and the cab portion in the roof module to form a cab; the cargo box front side module is assembled with the rear wall module, the cargo box portion in the floor module, the cargo box portion in the left side wall module, the cargo box portion in the right side wall module, and the cargo box portion in the roof module into a cargo box.

A logistics vehicle body structure assembling method is used for assembling the logistics vehicle body structure in any one of the aspects, and comprises the following steps:

s1: firstly, performing a single production process of each module of the body structure of the logistics vehicle;

s2: and then assembling the floor module, the cab front end module, the left side wall module, the right side wall module, the rear side wall module and the top module in sequence.

Compared with the prior art, the invention has the beneficial effects that:

according to the logistics vehicle body structure and the assembling method thereof, the vehicle bodies are modularly grouped through the arrangement of the modules, the corresponding inner decorations, the corresponding framework and the corresponding outer decorations are decomposed into the modules, each module is produced independently and then is assembled in a unified manner, so that the process of the final assembly stage is greatly simplified, the production input cost of the whole vehicle is greatly reduced, and the assembling efficiency of the whole vehicle is improved; meanwhile, the vehicle does not need to send goods after final assembly, and all modules can be respectively sent goods, so that the transportation cost is reduced.

Drawings

FIG. 1 is a flow chart illustrating a manufacturing process of a logistics vehicle in the prior art;

FIG. 2 is a schematic view of a body structure of a logistics vehicle in an embodiment of the invention;

FIG. 3 is an exploded view of a vehicle body structure of a logistics vehicle in an embodiment of the invention;

FIG. 4 is an exploded view of the cab front end module in an embodiment of the invention;

FIG. 5 is an exploded view of the left side module according to the embodiment of the present invention;

FIG. 6 is an exploded view of the right side enclosure module in an embodiment of the present invention;

FIG. 7 is an exploded view of a floor module in accordance with an embodiment of the present invention;

FIG. 8 is an exploded view of the top module in an embodiment of the present invention;

FIG. 9 is an exploded view of a rear enclosure module in an embodiment of the present invention;

fig. 10 is an assembly flow chart of a body structure of a logistics vehicle in the embodiment of the invention.

Reference numerals:

11-a floor module; 12-cab front end module; 13-right side wall module; 14-left side wall module; 15-a top module; 16-a back enclosure module; 17-isolating the module;

111-cab floor framework; 112-cargo box floor framework; 113-cab floor trim; 114-cargo compartment floor trim;

121-cab front end frame; 122-cab front wall skin; 123-front windshield;

131-cab right skin; 132-cab right side frame; 133-cab right side interior trim; 134-cargo bed right side skin; 135-right side skeleton of cargo compartment; 136-right side trim of cargo bed;

141-cab left skin; 142-cab left side frame; 143-cab left interior trim; 144-cargo bed left side skin; 145-left side framework of cargo compartment; 146-left side trim of cargo compartment;

151-cab roof assembly; 152-a cargo box roof assembly; 153-connecting cross beam;

161-rear wall left side frame; 162-rear surrounding right side frame; 163-back wall left side skin; 164-rear wall right skin; 165-connecting piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements to be referred to must have specific orientations, be constructed in specific orientations, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

Referring to fig. 2 and 3, the present embodiment discloses a body structure of a logistics vehicle, which is enclosed by a floor module 11, a cab front end module 12, a left side wall module 14, a right side wall module 13, a rear wall module 16 and a roof module 15; the floor module 11 is disposed at the bottom and is connected to the cab front end module 12, the left side surrounding module 14, and the right side surrounding module 13. According to the logistics vehicle body structure provided by the embodiment, the vehicle bodies are modularly grouped through the arrangement of the plurality of modules, the corresponding inner decoration, the corresponding framework and the corresponding outer decoration are decomposed into the modules, each module is produced independently and then is assembled in a unified manner, so that the process of the final assembly stage is greatly simplified, and the assembly efficiency is improved; meanwhile, the vehicle does not need to be assembled and then delivered, all the modules can be delivered respectively, and finally the assembly is completed in the order area of the logistics vehicle, so that the transportation cost is reduced.

In this embodiment, each module of commodity circulation car body structure is connected fixedly through spiro union or riveted mode between to seal through the sealing member. The spiro union mode accessible bolt, threaded fastener such as screw realize, but riveting mode accessible rivet realizes, and two connected modes are all easy and simple to handle, can realize simultaneously fixed and sealed effect. Furthermore, the sealing element is a sealing strip which is used for sealing a gap between two adjacent modules, so that the sealing is more reliable; optionally, the sealing strip can adopt the colloid material, can also reduce the weight of sealing member when guaranteeing sealed effect, guarantees the lightweight of automobile body structure.

Further, the logistics vehicle body structure further comprises a middle partition module 17, wherein the middle partition module 17 is arranged between the cab front end module 12 and the rear partition module 16 and is simultaneously connected with the left side wall module 14, the right side wall module 13, the floor module 11 and the top module 15 so as to divide the vehicle body structure into two spaces, namely a cab and a cargo compartment. Because the floor module 11 is directly connected with the frame, and the middle partition module 17 is located inside the whole vehicle body structure, the floor module 11 and the middle partition module 17 only comprise the framework and the interior trim, and except the floor module 11 and the middle partition module 17, other modules comprise the exterior trim, the framework and the interior trim. Furthermore, the framework of each module is made of aluminum alloy, and the inner decoration and the outer decoration are made of glass fiber reinforced composite materials. Furthermore, the outermost side of the exterior trim is a skin which is coated in advance, so that each module does not need to be coated after being assembled. The logistics vehicle body structure provided by the embodiment adopts the aluminum alloy framework and the glass fiber reinforced composite material as main vehicle body materials, so that the self weight of the vehicle body can be effectively reduced, a stamping die and a special tool clamp are not needed, and the vehicle body assembly can be completed only by simple clamping; meanwhile, the coating can be applied in advance as the outer skin, so that the whole vehicle is prevented from being painted, the harsh requirements of the traditional coating process on the workshop environment and equipment are avoided, and the equipment investment is reduced.

Specifically, for each module of the logistics vehicle body structure, the floor module 11, the left side enclosure module 14, the right side enclosure module 13, and the roof module 15 may each include a cab portion and a cargo compartment portion; the cab front end module 12 is assembled with the cab portion in the floor module 11, the cab portion in the left side wall module 14, the cab portion in the right side wall module 13, and the cab portion in the roof module 15 to form a cab of the vehicle body structure, and the rear end module 16 is assembled with the cargo box portion in the floor module 11, the cargo box portion in the left side wall module 14, the cargo box portion in the right side wall module 13, and the cargo box portion in the roof module 15 to form a cargo box of the vehicle body structure. The driver's cabin and the goods railway carriage or compartment are decomposed to different modules, so that the modular grouping of the vehicle body structure is facilitated, the mass production of the vehicle body structure is facilitated, the manufacturing and assembling procedures are simplified, and the transportation cost is reduced.

After the vehicle body structure is assembled, the cab and the cargo compartment of the vehicle body can be separated through the middle partition module 17, so that a relatively independent space is reserved for a driver, but the cab is relatively poor in independence due to the fact that the cab is directly communicated with the cargo compartment, and certain limitation is achieved when the vehicle body structure is used. Therefore, optionally, the present embodiment also provides a body structure of a logistics vehicle, which omits the middle partition module 17, but simultaneously further comprises a rear cab module and a front cargo compartment module, wherein the rear cab module is assembled with the front cab module 12, the cab portion in the floor module 11, the cab portion in the left side surrounding module 14, the cab portion in the right side surrounding module 13 and the cab portion in the roof module 15 to form a cab of the body structure, and the cab is an independent cab; the front side module of the cargo compartment is combined with the rear surrounding module 16, the cargo compartment part in the floor module 11, the cargo compartment part in the left side surrounding module 14, the cargo compartment part in the right side surrounding module 13 and the cargo compartment part in the top module 15 to form the cargo compartment of the vehicle body structure, and the cargo compartment is an independent cargo compartment; the cab and the cargo compartment which are finally formed by the vehicle body structure are independent from each other and are not directly communicated with each other by additionally arranging the cab rear end module and the cargo compartment front end module, and a user can independently design the structure and the size of the cab portion and the cargo compartment portion, so that the cab can be pulled with the independent cargo compartment with different sizes or structures, and different requirements of the user are met.

Specifically, referring to fig. 4, the cab front end module 12 includes a cab front end frame 121, a cab front skin 122, a cab interior, and a front window 123, the cab front end frame 121 is provided between the cab interior and the cab front skin 122, the front window 123 is provided on the cab front skin 122, and the cab front end frame 121 is connected to the frames of the floor module 11, the left side surrounding module 14, and the right side surrounding module 13, respectively.

Referring to fig. 5, the side wall module 14 includes a cab left side skin 141, a cab left side frame 142, a cab left side trim 143, a cargo box left side skin 144, a cargo box left side frame 145, and a cargo box left side trim 146; the cab left side framework 142 is arranged between a cab left side skin 141 and a cab left side interior 143, and the cargo box left side framework 145 is arranged between a cargo box left side skin 144 and a cargo box left side interior 146; the cab left side skin 141, the cab left side frame 142, and the cab left side trim 143 constitute a cab portion of the side wall module 14, and the cargo box left side skin 144, the cargo box left side frame 145, and the cargo box left side trim 146 constitute a cargo box portion of the side wall module 14. Further, the cab front end frame 121 is connected to a cab left side frame 142, and the cab left side frame 142 is connected to a cargo box left side frame 145.

Referring to fig. 6, the right-side surrounding module 13 includes a cab right-side skin 131, a cab right-side skeleton 132, a cab right-side interior 133, a cargo-compartment right-side skin 134, a cargo-compartment right-side skeleton 135, and a cargo-compartment right-side interior 136; the cab right side framework 132 is arranged between a cab right side skin 131 and a cab right side interior 133, and the cargo box right side framework 135 is arranged between a cargo box right side skin 134 and a cargo box right side interior 136; the cab right skin 131, the cab right skeleton 132, and the cab right trim 133 form a cab portion of the right side gusset module 13, and the cargo box right skin 134, the cargo box right skeleton 135, and the cargo box right trim 136 form a cargo box portion of the right side gusset module 13. Further, the cab front end frame 121 is connected to a cab right side frame 132, and the cab right side frame 132 is connected to a cargo box right side frame 135.

Referring to fig. 7, the floor module 11 includes a cab floor framework 111, a cargo floor framework 112, a cab floor trim 113 and a cargo floor trim 114, wherein the cab floor framework 111 is disposed at a lower portion of the cab floor trim 113 and is connected to the cargo floor framework 112, a cab front end framework 121, a cab left side framework 142 and a cab right side framework 132; both sides of the cargo floor framework 112 are connected with the cargo left side framework 145 and the cargo right side framework 135, respectively.

Referring to fig. 8, the roof module 15 includes a plurality of cab roof assemblies 151 and a plurality of cargo car roof assemblies 152, wherein the cab roof assemblies 151 and the cargo car roof assemblies 152 are connected by a connecting beam 153, and the two adjacent cargo car roof assemblies 152 are connected by a connecting beam 153; the two sides of the connecting beam 153 are respectively connected with the frameworks of the left surrounding module 14 and the right surrounding module 13.

The middle partition module 17 comprises a middle partition framework and a middle partition trim arranged on the middle partition framework, and the middle partition framework is simultaneously connected with the frameworks of the left side wall module 14 and the right side wall module 13 and the connecting cross beam 153 of the top module 15.

Referring to fig. 9, the rear enclosure module 16 includes a rear enclosure left side frame 161, a rear enclosure right side frame 162, a rear enclosure left side skin 163, a rear enclosure right side skin 164, and a connecting member 165, wherein the rear enclosure left side frame 161 is connected to the cargo box left side frame 145 through the connecting member 165, and the rear enclosure right side frame 162 is connected to the cargo box right side frame 135 through the connecting member 165; the rear wall left side framework 161 and the rear wall right side framework 162 are optionally connected and fixed through a bolt structure. Further, a rear enclosure module 16 is provided at an upper portion of the vehicle body structure to provide a mounting space for a door, enabling opening and closing of the cargo compartment.

Referring to fig. 10, the embodiment further discloses an assembling method of a body structure of a logistics vehicle, which specifically includes the following steps:

s1: firstly, performing a single production process of each module of the vehicle body structure;

s2: the floor module 11, the cab front end module 12, the left side wall module 14, the right side wall module 13, the rear wall module 16, and the roof module 15 are then assembled in order.

Further, the assembling method further comprises the steps of:

and S3, finally, performing accessory installation and electrical debugging procedures to finish the assembly of the vehicle body.

In step S1, among others: the single module production process is that the internal and external decorative accessories, the electrical elements and the wire harnesses of each module of the body structure of the logistics vehicle are fixed with the corresponding framework to form an independent module; in step S2: the seven modules are connected in a threaded connection or riveting mode; in step S3: the accessory installation and electrical debugging process refers to the installation of an instrument panel module and a cab seat of an integrated air conditioner component, the installation of a vehicle door, the connection of an electrical wiring harness plug connector, the debugging of electrical equipment and the like.

The assembly method of the body structure of the logistics vehicle provided by the embodiment utilizes the modularized body structure of the logistics vehicle, each component module is manufactured independently, and the body assembly can be completed only by assembling each module in sequence in the final assembly stage, so that the final assembly stage process can be effectively reduced, the final assembly efficiency is improved, and the production input cost of the whole vehicle is reduced.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (10)

1. The logistics vehicle body structure is characterized by being formed by enclosing a floor module (11), a cab front end module (12), a left side enclosing module (14), a right side enclosing module (13), a rear enclosing module (16) and a top module (15); the floor module (11) is arranged at the bottom and is simultaneously connected with the cab front end module (12), the left side wall module (14) and the right side wall module (13).

2. The logistics car body structure of claim 1, further comprising a middle partition module (17), wherein the middle partition module (17) is arranged between the cab front end module (12) and the rear partition module (16) and is simultaneously connected with the left side partition module (14), the right side partition module (13), the floor module (11) and the roof module (15) to divide the logistics car body structure into a cab and a cargo compartment.

3. The body structure of a logistics vehicle of claim 2, wherein the floor module (11) and the middle partition module (17) each comprise only a framework and an interior trim, and each of the other modules comprises an exterior trim, a framework and an interior trim.

4. The body structure of a logistics vehicle of claim 3, wherein the framework is made of aluminum alloy, and the inner trim and the outer trim are made of glass fiber reinforced composite material.

5. The logistics vehicular body structure of claim 3, wherein the outermost side of the exterior trim is a skin that has been subjected to a coating process.

6. The logistics vehicle body structure of claim 1 or 2, wherein the modules of the logistics vehicle body structure are fixedly connected through screwing or riveting and sealed through sealing pieces.

7. Logistics vehicle body structure according to claim 1, wherein the floor module (11), the side wall module (14), the side wall module (13) and the roof module (15) each comprise a cab portion close to the front cab module (12) and a cargo compartment portion remote from the front cab module (12).

8. A logistics vehicular body structure of claim 7, wherein the cab front end module (12) is assembled with the cab portion in the floor module (11), the cab portion in the side lap module (14), the cab portion in the side lap module (13) and the cab portion in the roof module (15) into a cab; the rear side module (16) is assembled in combination with the cargo compartment part in the floor module (11), the cargo compartment part in the left side module (14), the cargo compartment part in the right side module (13) and the cargo compartment part in the roof module (15) into a cargo compartment.

9. A logistics vehicular body structure of claim 7, further comprising a cab back end module and a cargo box front side module, wherein the cab back end module is assembled with the cab front end module (12), the cab portion in the floor module (11), the cab portion in the side wall module (14), the cab portion in the side wall module (13), and the cab portion in the roof module (15) into a cab; the load compartment front module is assembled with the rear wall module (16), the load compartment part in the floor module (11), the load compartment part in the left side wall module (14), the load compartment part in the right side wall module (13) and the load compartment part in the roof module (15) to form a load compartment.

10. A method of assembling a body structure of a logistics vehicle for assembling the body structure of the logistics vehicle as claimed in any one of claims 1 to 9, comprising the steps of:

s1: firstly, performing a single production process of each module of the body structure of the logistics vehicle;

s2: and then assembling the floor module, the cab front end module, the left side wall module, the right side wall module, the rear side wall module and the top module in sequence.

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