JPS63101183A - Engine assembling method for automobile - Google Patents

Abstract

PURPOSE:To improve the workability remarkably and to automate the fixing work, by coupling brackets at the engine side and the body side through bolts thereby securing the engine to an engine mounting through both brackets. CONSTITUTION:Bolts 28 are planted from the side section of an engine 25 through an engine side bracket 27, then an engine mounting 42 is mounted on a barrier wall member 36 so as to provide a body side bracket 43 associated with a tube body 44. Then the barrier wall member 36 is lowered to fit the tubular member 44 over the bolt 28 so as to couple both brackets 27, 43. Consequently, coupling work of the engine 25 and the engine mounting 42 is proceeded as the barrier wall member 36 lowers so as to facilitate the work necessary for securing of them. As a result, the workability is improved and the load of worker is reduced while simultaneously automation of engine assembling work can be promoted.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a method for assembling an automobile engine mounted on a vehicle body via engine mounting.

Prior Art As a conventional engine assembly method, the one shown in Fig. 4 is generally used (April 20, 1980)
(Refer to page 223 of Automotive Engineering Vol. 119, "Automobile Manufacturing Methods," published by Sankaido). In other words, this example shows a lift-up method, in which the body 1 is suspended on a hanger 2 and transported by an overhead conveyor 3, while the engine 4 is placed on a lifter 5 and the engine room is accessed from below the body 1. 6 and fix it to a local part of the engine room 6 using an engine mounting RL (not shown).

Problems to be Solved by the Invention However, since the engine room 6 is separated by the radiator core support, dash panel, and hood ledge panel that constitute the front wall, rear wall, and left and right side walls, the engine 4 is separated from the engine room. If the engine mounting is fixed by pulling it into the body 6 after being housed in the body 1, the working space will be greatly restricted and work efficiency will be poor.Furthermore, the fixing must be done from below the body 1, which requires a lot of work from the operator. This has disadvantages such as forcing the patient into an unreasonable posture.

The present invention has been made in view of the problems of the prior art, and provides a method for attaching an engine to an automobile that can significantly improve workability and automate the installation work. It is something to do.

Means for Solving the Problems In order to solve the above-mentioned problems, in the present invention, an engine is disposed on a subframe constituting the bottom frame member of the engine room of a vehicle body, and a side part of the engine is mounted. A bolt is erected through the engine side bracket, and an engine mounting is attached to the partition F11 member forming the side wall of the engine room, and the vehicle body side bracket is provided with a tube extending vertically to the engine mounting. The partition wall member is lowered from above the side of the subframe, and the rounded body is externally fitted onto the bolt, and connected to both the brackets via the bolt.

Operation In the above configuration, when the engine side bracket and the vehicle body side bracket are connected via bolts, the engine is fixed to the engine mounting attached to the partition member forming the side wall of the engine room via both of the brackets.

Example An embodiment of the present invention will be described below with reference to the drawings.

That is, as shown in FIG. 2, the vehicle body 7 to which the engine is assembled according to this embodiment has a door waist line W,
It is composed of an upper body 8 which is a block above L, a lower body 9 below, and an engine compartment 10 including an engine room 6 separated from the front side of the vehicle body 7.

The engine room 6 has a subframe 11 that constitutes a bottom frame member as shown in FIG. 17 and 18 are combined in a grid pattern. Supports 19, 19 are erected on both sides of the front vehicle width direction member t2, locating holes 20 are provided on the upper surfaces of the supports 19, 19, and connecting pieces 21, 21 extend on both sides of the upper end. It is set up. Further, a locating hole 22 is provided on the upper surface of the front vehicle width direction member 12, and a guide brake 23 is provided on the rear surface, and a radiator 24 is mounted near one of the pillars 19. - A transaxle 26 is integrally provided on the engine 25, and on the side of the engine 25,
An engine side bracket 27 is fixed. On the upper surface of the engine side bracket 27, a pair of bolts 28,
A locating hole 29 is formed between the bolts 28 and 28. Further, a movable mounting plate 31 which is swingable and has a locating pin 30 hanging thereon is pivotally mounted at the front lower part of the engine 25, and a fixed section mounting bracket 32 is arranged at the rear lower part. An engine mounting M is attached to the side of the transaxle 26 via a bracket 33, and a pair of poles 35, 35 are erected on the upper surface of the engine mounting. On the other hand,
The partition wall members 36 and 37 forming the engine fengin room 6 are side member blades extending in the longitudinal direction of the vehicle body.

A hood ledge panel 39 joined to the outside of the side member 38. A reinforcement 40 is joined to the upper outer side of the hood ledge panel 39, and a coupling plate 41 is extended from the rear end of the channel member 38. Three engine mountings 42 are attached to one of the partition members 36 across the guide member 38 and the hood ledge panel 39, and a vehicle body side bracket 43 is attached to the end surface of the engine mounting 42. The vehicle body side bracket 43 has a tube body 44 extending in the vertical direction and having a slightly shorter length than the bolts 28, 28.
A locating pin 45, which is slightly longer than the bolt type 28, is vertically provided approximately in the center between the lower ends of the core tube bodies 44 and 44. A bracket 46 having a substantially U-shaped cross section is attached to the other partition wall member 371.
A pair of holes 47, 47 are formed in the upper surface of the bracket 46.

Further, coupling pieces 49 are formed on the upper edge of the radiator near support 48 forming the front wall of the engine room 6, and a cross member 50 is attached to the lower part.

Further, a connecting piece 52, 52 that can be inserted into the reinforcement 40 is formed at the upper end of the dash panel 51 that forms the power return for the engine room 6, and a connecting piece 52, 52 that can be inserted into the side sill 53 of the lower body 9 is formed at the lower end. Possible joint neighbors are formed. Floor panel 5 of the lower body 9
5, reinforcements 56, 56 are arranged in the longitudinal direction of the vehicle body, and brackets 57, 57 each having a U-shaped cross section are arranged in series near each reinforcement 56, 56.

Then, the engine 25 is transferred from above the rotary frame 11 using a suitable automatic transfer machine. Then engine 25
The movable mounting bracket 31 provided on the front side of the guide plate n is guided onto the front vehicle widthwise member 12 while sliding on the front surface of the guide plate n, and the positioning pin 30 is fitted into the locating hole 22 for positioning. As a result, the fixed mounting bracket 32 arrives on the vehicle width direction member 13 in the center, and then both mounting brackets 31 and 32 are firmly fixed to the vehicle width direction members 12 and 13 by Porto Sho... is fixed on subframe ll.

Next, when the partition members 36 and 37 are lowered from above along the sides of the subframe 11, the side members 38 and 3
The front end of 8 is a support 19, a connecting piece 21 on the upper part of 19,
The locating pin 59 inserted between the locating holes 21 and 21 enters the locating hole 20 on the upper surface of the support column 19 . At the same time, the locating pin 45 provided on the vehicle body side bracket 43 of one of the partition wall members 36 enters the locating hole 29 of the engine side bracket n, and the bolts 28, 28 are connected to the tube body 44, 44. Therefore, screw 60...
・Fix the front end of the side member 38 to the coupling piece 21, screw the nuts 61 to the bolts 28, and fix the coupling plate 41 to the rear end of the longitudinal member 17 by fixing means (not shown). As a result, the partition wall member 36 is assembled in a proper position, the vehicle body side bracket 43 and the engine side bracket 27 are connected via the bolt 28 and the nut 61, and the engine 25 is connected to the engine mounting 42.

Therefore, the work to be performed after the partition wall member 36 is assembled is only the screwing of the nuts 61, 61, so that the work space is limited and the work under conditions is extremely small, improving work efficiency. This makes it easy to automate the process using a robot hand or the like. Similarly, the other partition wall member 37 is assembled in its proper position with its front end fixed to the support column 19 and its rear end fixed to the rear end of the longitudinal member 18 via the coupling plate 41. Pole inserted into hole 47.47 of bracket 46) 35, 3
The engine mounting 34 is coupled to the bracket 46 by threading the nut 62.62 into the bracket 46. A radiator core board 48 is bolted to the side surface of the front vehicle width direction member t2, and a connection is formed at the upper edge of the radiator core board 48.

The piece 49 is connected to the hood ledge panel 39, and at the same time, the connecting piece 52 of the dash panel 51 is inserted into the reinforcement 40 and fixed with bolts. This allows subframe 1
1 on the four sides, both corner wall members 36, 37 radial core support 48. An engine compartment 10 having an engine room 6 surrounded by a dash panel 51 is completed. In this completed engine compartment 10, the connecting piece 54 provided on the dash panel 51 is inserted into the side sill 53, and the rear ends of the longitudinal members 17 and 18 are connected to the brackets 57.
After being inserted into the interior of the dash panel 51, it is fixed with bolts 63 and connected to the lower body 9, or it is connected to the upper body 7 at the upper part of the dash panel 51 by a connecting means (not shown).

FIG. 3 shows another embodiment of the present invention, in which the tips of the bolts 28.degree., 28a, erected on the engine-side bracket 27 are shaped into pointed shapes.

According to this embodiment, the bolt path 28 and the pipe bodies 44 can be easily connected without providing the locating pin 45 on the vehicle body side bracket 42 or the locating hole 29 on the engine side bracket 27 as in the previous embodiment. can be made to match.

DETAILED DESCRIPTION OF THE INVENTION As described in detail, the present invention provides bolts that are erected on the side of the engine via an engine-side bracket, an engine mounting mounted on the isolator, and a tube attached to the engine mounting. A vehicle body side bracket is attached, and after arranging the engine on the subframe, the bulkhead member is lowered and the tube body is externally fitted onto the bolt,
Both brackets are now combined. Therefore, as the bulkhead member lowers, the work to connect the engine and engine mounting progresses, and the work required to secure the engine mounting to the engine after the engine room is separated requires extremely little effort. . Therefore, it is possible to improve work efficiency and reduce the burden on the worker, and the robot hand can move freely, thereby promoting automation of the engine assembly work.

[Brief explanation of the drawing]

FIG. 1 is a perspective view showing one embodiment of the present invention, and FIG. 2 is a perspective view showing an embodiment of the present invention.
FIG. 3 is a conceptual diagram of a vehicle body according to the same embodiment, FIG. 3 is a perspective view showing another embodiment of the present invention, and FIG. 4 is an explanatory diagram showing a conventional engine assembly method. 6...Engine room, 11...Subframe, 2
5... Engine, 27... Engine side bracket,
4... Bolt, 36, 37... Partition wall member, 42...
・Engine mounting, 43...Bracket on the vehicle body side, Inquiry...Pipe body. Figure 2 Figure 3

Claims (1)

[Claims] (1) An engine is disposed on a subframe that constitutes the bottom frame member of the engine room of the vehicle body, and bolts are erected on the side of the engine via an engine side bracket, while forming the side wall of the engine room. An engine mounting is attached to the bulkhead member, a vehicle body side bracket having a tube extending vertically is attached to the engine mounting, and the bulkhead member is lowered from above the side of the subframe to remove the tube. A method for assembling an engine for an automobile, characterized in that the brackets are fitted onto a bolt and the two brackets are connected via the bolt.