JPS62225473A - Rear door feeding device to car body - Google Patents

Abstract

PURPOSE:To feed a rear door to a car body easily and correctly by arranging a lifting frame on a dolly movable along a car body conveyance line, providing a guide device guiding a movable frame to the conveyance line between the movable frame on its side and the lifting frame, and providing a support frame on the movable frame. CONSTITUTION:A dolly 6 with a rear door supported on a support frame 22 at a predetermined angle against a car body conveyance line 2 is synchronously traveled along the car body conveyance line 2. First, a lifting frame 12 is lifted or lowered to perform the level adjustment of the rear door against the rear door fitting opening of a car body 4. Next, the support frame 22 is moved forward in the travel direction, and the front end of the rear door is inserted into the opening so as to face a hinge. A movable frame 14 is moved to approach the car body conveyance line 2 and is moved on a circular path centering the vertical axis on the dolly travel side by the guide of a guide device 17, thus the rear door is changed to an angle smaller than the initially predetermined angle, and the front end of the rear door is made to face the hinge at an angle easy for the fixing work.

Description

Detailed Description of the Invention 3. Detailed explanation of the details Field of application in the PT industry The present invention involves assembling a rear door to a vehicle body being transported on a white sabotage vehicle assembly line. This is related to the rear door supply device for the car body that is used in Tosa°.

2. Description of the Related Art Conventionally, as a door supply device for a vehicle body, a door conveyance line consisting of a suspended conveyance device or a trolley is installed on the vehicle body conveyance line, as seen in, for example, Japanese Patent Application Laid-Open No. 58-36776. , and both lines were produced at the same time IIJ
The door was supported on the door transport line side while being supplied to the car body. By the way, I installed the rear door on the car body (
The screw used for pulling is usually done by fixing one side to the vehicle body and fixing the other to the door, and then inserting a pin with the two pieces matched to each other. It was connected.

Problems to be Solved by the Invention Depending on the type of mounting described above, it is not easy to adjust the positioning of the two pieces so that they correspond to each other, resulting in a decrease in work efficiency. Therefore, it is possible to fix all the hinges to 91 pieces in advance, but according to this, the door handle of the car body (= J
The insertion angle of the rear door with respect to the opening and the corresponding angle of the rear door with respect to the J3 body during the hinge fixing work after insertion must be made different depending on the presence of the hinge, so this is not possible in the format of the conventional gazette mentioned above. Can not.

The object of Kokumei is to provide a rear door supply device to a vehicle body that can easily and accurately supply the rear door in a type in which all hinges are fixed to the vehicle body.

Means for Solving the Problems In order to solve the above-mentioned problems, the device for supplying rear doors to car bodies developed by Akira Kiyomiya is equipped with a bogie that can move freely on the car body conveyance line. A lifting frame guided by 8 is installed, and this ′j? Between the movable frame arranged on the side of the lowering frame and the 4 lowering frames, the movable frame is guided toward and away from the car body transport line on an arcuate path centered on the vertical axis on the bogie running side. A guide device is provided, 1) A support frame is provided on the frame described in b, which is movable in the traveling direction and which supports the door support shell.

Effects According to the configuration of the present invention, for the vehicle body conveyance line,
A bogie with a rear door supported on a support frame with a predetermined angle is run synchronously along the car body transport line, first lowering the frame and opening the car body to install the door. Adjust the level of the door.Next, move the support frame toward the direction of travel, and insert the end of the rear door (1) into the frontage and align it with the hinge.Then, move the movable frame closer to the vehicle body transfer line. However, at the time of step A, the rear door supported by the support frame is moved at the initial predetermined angle because the guide device moves on an arcuate path centered on the vertical axis of the running side of the trolley. Change the angle to a smaller angle to get the +ifJ end of the rear door facing the hinge at an angle that makes it easier to fix it.

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

In FIGS. 1 to 4, reference numeral 1 indicates a pair of floor conveyors A7 on the right that form the vehicle body conveyance line 2, and are synchronized? The vehicle body 4 is supported and conveyed through the wheels 3 at a predetermined speed by the IA. A bogie running line 5 is formed along the vehicle body transfer line 2, and the bogie 6 can freely run on this bogie running line 5 in synchronization with the floor conveyor 1 side. The straw trolley 6 is formed by disposing a plurality of wheels 8 on a water body 7, and moves synchronously on the trolley running line 5 by engaging the passive part 9 from the main body 7 with the floor conveyor 1 side. . A gate-shaped guide frame 10 is erected on the water body 7, and the guide frame 10 is arranged so that its front side approaches the bogie running line 5 in plan view.

A lowering frame 12 that is guided down via rollers 11 is disposed on the vertical part of the guide frame 10, and this lowering frame 1
2 shi? The lowering is performed by a C-shaped cylinder device v113 installed between the top members of the guide frame 10. Said lifting frame 1
A movable frame 14 is disposed on the side of the bogie traveling line 5 of the vehicle body transfer line 2, and between the lowering frame 12 and the movable frame 14, the movable frame 14 is placed on the side of the bogie traveling side. A guide v device 17 is provided for guiding the robot toward and away from the vehicle on a circular arc path 16 centered on the vertical axis 15. The guide device vIi 17 has a concentric circle with the arcuate path 16.
Nii☆I? A pair of curved portions 18 at the upper and lower sides, respectively, are connected outwardly from the outer surface of the movable frame 14 for Ej,
The connecting member 19 provided between the free ends of these curved portions 4418 and the four lower frames 12 are used to sandwich and guide the +Kr curved portions 4418.
It consists of drum-shaped rollers 21 arranged on a bracket 20, and the movable frame 14 is moved manually.

The MiJ movable frame 14 is provided with a support frame 22 that is movable in the running direction. This support frame 22 is
ヰ122^, lower horizontal ヰ122B, both horizontal displacements T22
The vertical rod 22C connecting the rear ends of the horizontal rods 22B and 22C are formed in a U-shape when viewed from the side, and fit and guide the rails 23A and 23B provided on the upper and lower surfaces of both horizontal rods 22A and 22B, respectively. By attaching the grooved rollers 24A and 24B to the movable frame 14, the support frame 22 can be moved freely along the traveling direction by manual operation. A roller-type support 25 is provided at the 11-m portion of the lower horizontal rod 22B, and a roller-type fall prevention device 27 is provided from the upper horizontal rod 22^ via the arm) [2G. There is. 28 is the guide frame 10
30 indicates a hinge pre-fixed to a predetermined edge of the rear door opening 31 of the vehicle body 4; 1°32 indicates the rear door; 1i32a below it; It is supported by the support 25 and also has an inner surface 32.
b is received by the fall prevention tool 27.

In FIGS. 5 and 6, 40 is a door conveyance line formed by a hanging conveyance device 41. ! The J Narichi hanging conveyance device 41 includes a trolley guide rail 42, a trolley drive IJIJ device rail 43 installed on the -L side of the trolley guide rail 42, and a one-hero trolley that is guided by the trolley guide rail 42 and is movable. A hanger device 45 attached to the trolley drive device 44, and a drive device (such as a conveyor) 46 guided by the rail 43 for the trolley drive device.
It consists of 1) The trolley device 44 mentioned in q includes a Noron l-l-Ll 47, a rear trolley 48, etc.
7. A connecting frame 51 that connects the trunnion pins 49 and 50 connected from 48 to 48, a 4-digit guide wheel 52 attached to both trolleys 47 and 48, a wheel 53 for preventing lateral vibration, and the 1-rolley drive. It is composed of a passive projection 55 that can be freely engaged with and detached from a driving projection 54 from the device 46. The hanger device 45 is attached to the connecting frame 51 so as to be able to swing back and forth, and a support device 56 that can freely support the lower edge 32a of the rear door 32 is provided at the lower part of the hanger device 45. A fall prevention + (- shell 57) is provided that can freely catch the outer surface 32c.

Next, the fl version of the soil iC embodiment will be explained.

As shown in FIGS. 5 and 6, the door 32 has a lower edge 3
2i1 is received by the support 25 and the outer surface 32C is received by the fall prevention device 57, the hanger mount v145
is supported by This hanger device 45 has a passive protrusion 5
5 engages with the drive protrusion 54, the soil is transported along the door transport line 40 together with the trolley device 44. Then, as shown in FIG. 1, the trolley g-44 enters the lift 1f58 installed in the door conveyance line 40 and stops. At this time, the trolley 6 enters the lower part of the lift I'5Wlffi58, and It is stopped at a predetermined place.The lowering frame 12 of the truck 6 is lowered as shown by the solid line in FIG. 'iA ribs.

In this state, the lift device 58 is lowered by a downward movement Q, and is slightly lowered to one side of the support 25 as shown in the imaginary line (A) in FIG.
32a to position 3. In this state, the shilling device 13 is operated to raise the stomach frame 12, and the support 25 is brought into contact with the lower edge 32a, as shown by the imaginary line (b) in FIG. 4, to lift the rear door 32. This Tosa Shun door 32 is the inner surface 32
He tries to get 1 on bllllJ, but this prevents him from falling down.
Since the shell 27 prevents the inner surface 32b from falling over, it is prevented from falling down. In this way, by moving the rear door 32 onto the trolley 6, the hanger device 7 is lifted into the air! I45 is the upper part of the lift device 58? The movement causes upward escape.

Then, the trolley C) is moved manually via the hand lever 28 onto the predetermined trolley running line 5 as shown in the imaginary line in FIG. 'A:' is moved to the file L7 envelope 111111. At this time, the support J: 'i 22, J straw rear door 32 is the second
J shown in the figure is a predetermined angle (
θ1) Slanted. While the vehicle body 4 and the rear door 32 are running in the same manner on each line 2.5 in this way, first ?+f? Hello 12? After opening, adjust the level of the rear door 32 relative to the contact door 1031 as shown by the imaginary line (c) in FIG. 3.

Next, manually move the support frame 22 in the direction of travel and insert the curved end of the rear door 32 into the frontage 31 as shown in the imaginary line (d) in Figure 2. . At this time, insert C at a predetermined angle (01).
1 and ensured that the hinge 30 is correctly opposed. Then move the movable frame 14 closer to the vehicle body transfer line 2! Let me do IJ. At this time, in the guide device 17, the drum-shaped U-
Since the curved convex portion 118 is supported and guided by the group of wheels 21, the movable frame 14 moves on a circular arc path 16 centered on the vertical axis 15 on the bogie traveling side, and therefore the support frame 22
The rear door 32 is supported at an initial predetermined angle (01)
can be changed to a smaller angle (02). J to this change angle (02), change the curved end of the rear door 32 as shown by the imaginary line (E) in Figure 2! ! Fixing work is performed on No. 30, facing the A5 angle, and then fixing work such as bolting is performed. Upon completion of the fixing work, first move the support frame 22 backward in the running direction, and then remove the support 25.
Support by the anti-slip device 27 is provided. After the interlocking via the passive part 9 is released, the trolley 6 is removed from the trolley running line 5 by pressing J, and after each part is returned to its initial state, it is moved to the door conveyance line 40 side. .

Effect beam of the invention According to the present invention having the above configuration, the rear door is supported by a frame that is supported at a predetermined angle with respect to the vehicle body transport line, and the rear door is supported by 8 tons! A bogie consisting of
At the same time, by lowering the lowering frame at the 9th position, it is possible to adjust the level of the rear door of the vehicle body (= J).Then, move the support frame forward in the direction of travel. By doing so, it is possible to insert the +i & end of the rear door into the rear door and also to avoid facing the hinge.

At that time, since the insertion is done at a specified angle,
If it can be done in a circle S1 and reliably, it can be correctly opposed to the hinge. When the movable frame is moved closer to the car body conveyance line, the movable frame is guided by the guide device and moves along an arcuate path centered on the vertical axis of the bogie running side. The return door supported by the frame can be changed to a smaller angle than the initially set angle, and the curved ends of the door can be made to face each other at an angle r that is easier to fix. As described above, according to the present invention, since all the hinges are fixed to the vehicle body, the rear door can be easily and accurately supplied.

/1. (Simplified explanatory drawings on the sI plane show one embodiment of the present invention; FIG. 1 is a plan view of the whole, FIG. 2 is a plan view of the truck part, FIG. 3 is a side view of the same, and FIG.
The figure is a front and back view, Figure 5 is a side view of the hanging conveyance device, and Figure 6 is a side view of the hanging conveyance device.
The figure is a front view of the same.

2... Vehicle body transfer line, 4... Vehicle body, 5... Dolly running line, 6... Dolly, 10... Guide frame, 12
... Lifting frame, 14... Movable frame, 15... Vertical axis center,
16... Inner arc path, 17... Guide device, 18...
- Curved member, 22... Support frame, 25... Support tool, 2
7... Fall prevention device, 31... 4 openings for rear door, 32... Rear door, 40... Door conveyance line,
41... Hanging conveyance device, 5G... Support tool, 57.
... Fall prevention device, 58... Lift device agent Yoshihiro Moriki 45 Figure 6 Figure 1?

Claims (1)

[Claims] 1. A trolley that can freely run along the vehicle body transport line is provided, and a lifting frame guided by a guide frame is installed on the truck, and the movable frame and the lifting frame arranged on the side of the lifting frame are connected to each other. In between, a guide device is provided that guides the movable frame toward and away from the car body transport line on an arcuate path centered on the vertical axis of the bogie running side, and the movable frame is movable along the running direction. 1. A rear door supply device for a vehicle body, comprising a support frame having a large rear door support.