JP2803431B2 - Transport equipment using moving objects - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transfer equipment using a moving body which is used for transferring a vehicle body on a fixed route on a ceiling side or a floor side, for example, in an automobile assembly factory.

[0002]

2. Description of the Related Art Conventionally, as this kind of equipment, a rear dog of a trolley conveyor as disclosed, for example, in Japanese Utility Model Laid-Open Publication No. 51-87379 has been provided. That is, the rear dog
The top end is pivotally supported so that it can only be tilted forward from the upright position, and a buffer such as a push spring is protruded from the lower end by a smaller dimension than the buffer surface where the tip is in contact with the back of the trolley body in the upright position. Equipment.

According to this conventional structure, when the trolley side is stopped, the moving pusher collides with the rear dog from behind, causing the rear dog to tilt forward,
By engaging the pusher with the front dog, the trolley is moved by the driving force of the endless chain, and the runaway of the trolley against the pusher is prevented by the rear dog colliding with the pusher. I have. As described above, the rear dog tilted forward by the pusher returns to the upright position due to its own weight and the like, and at this time, the shock absorber comes into contact with the rear surface of the trolley body, thereby preventing noise and preventing the trolley body from being generated. It aims to prevent damage.

[0004]

However, according to the above-mentioned conventional structure, a large noise is generated during the engagement operation, that is, when the moving pusher collides against the rear dog from behind. Such repeated collisions cause damage to the rear dog and the like.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a transfer facility using a moving body, which can reduce noise at the time of engagement and damage due to collision.

[0006]

According to a first aspect of the present invention, there is provided a transfer apparatus using a moving body, the moving body being supported and guided by a rail device, and a driving body disposed along the rail device. And at least one of a transmission body provided on the driving body side and a passive body provided on the moving body side is configured to be freely disengageable and disengageable, and when the transmission body and the passive body are engaged, the passive body A runaway hindrance for preventing runaway from running forward is provided so as to freely swing back and forth. The runaway hindrance is provided with a runaway hindrance surface facing the engaging portion between the transmission and the passive body from the front-rear direction, and an opposing face thereof. It has a regulated surface that can be brought into contact with the regulating surface that maintains the posture, and a resin body is mounted on the surface of the runaway prevention body opposite to the runaway prevention surface.

Further, in the transport equipment using the moving body of the second invention, a resin layer is laminated on the surface of the runaway prevention body opposite to the runaway prevention surface. In the transport equipment using a moving body according to the third invention, the runaway prevention body is formed by laminating a resin layer on a surface of a metal main body.

Further, in the transport equipment using a moving body according to the fourth invention, the entire runaway preventing body is formed of resin.

[0009]

According to the structure of the first aspect of the present invention, for example, by moving the transmission by the driving body in a state where the moving body is stopped, it first collides with the runaway prevention body, The regulated surface is swung so that the regulated surface is separated from the regulating surface, and then the transmission body is engaged with the passive body, and the moving body can be moved by the moving force of the driving body. Here, the main body of the runaway preventive body can be configured inexpensively, for example, made of iron, but the above-described collision with the runaway preventive body is performed softly because it is a collision with the resin body, and generates a large noise. And the runaway deterrent will not be damaged.

According to the configuration of the second aspect of the present invention,
The main body of the runaway preventive body is made of iron, for example, and can be formed at a low cost. However, the collision with the runaway preventive body is performed softly because it is a collision with the resin layer.

According to the configuration of the third aspect of the present invention, the main body of the runaway preventive body can be made of metal such as iron at a low cost, but the collision with the runaway preventive body and the runaway preventive body can be prevented. The contact of the regulated surface with the regulated surface due to the restoration rocking is performed softly because of the collision with the resin layer.

Further, according to the configuration of the fourth aspect of the present invention, the collision with the runaway preventing body and the abutment of the regulated surface with the regulating surface due to the restoration swing of the runaway preventive body are collisions with the resin layer. Done softly.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. In the first embodiment, as an example of a transport facility using a moving body, as shown in FIGS. 1 and 5, a suspended transport device 1 that transports an article to be transported on a fixed route on a ceiling side is shown. The hanging and conveying device 1 is an example of a trolley guide rail 2 which is an example of a rail device, a driving body rail 3 provided above the trolley guide rail 2, and a moving body supported and guided by the trolley guide rail 2. The trolley device 4 includes a trolley device 4, a transporting device support device 5 attached to the trolley device 4, and a driving body (such as a chain conveyor) 6 supported and guided by the driving body rail 3.

The trolley device 4 includes a front trolley 7
A connecting rod 10 for connecting between the trolley 8, the rear trolley 9, the front trolley 7 and the free trolley 8, and a connecting for connecting between the trunnion pins 11 connected from the free trolley 8 and the rear trolley 9. It is composed of a frame 12 and the like. The support device 5 includes a C-neck 13 attached to the lower ends of both trunnion pins 11, a downwardly extending arm 14 attached to the lower portion of the C-neck 13, and a support portion horizontally provided at the lower end of the arm 14. It consists of 15 and so on. Each of the trolleys 7,
Each of the guide wheels 8 and 9 has a guide wheel 16 and a lateral runout prevention wheel 17 supported and guided by the trolley guide rail 2. Reference numeral 35 denotes a transferred object.

The front trolley 7 has a passive body 20 that can be disengaged from a driving body (pusher dog) 18 from the driving body 6 so as to be able to move up and down. An operation lever 22 mounted to be vertically swingable extends forward. The rear end of the operation lever 22 and the lower end of the passive body 20 are connected via a pin 23. Therefore, the operating lever 22 and the passive body 20 are linked so that the passive body 20 descends when the front end of the operating lever 22 moves upward.
At this time, the lifting and lowering of the passive body 20 is guided by the cylindrical body 24 attached to the guide wheel shaft and the guide body 25 formed on the front trolley 7.

At the upper end of the front trolley 7, the passive body
At a position behind the runaway member 20, there is provided a runaway prevention body (hold dog) 26 for preventing the passive body 20 from running away forward when the transmission body 18 is engaged with the passive body 20. This runaway inhibitor
26 is configured so as to be able to swing back and forth via a pin 27, and normally its upper end is urged by a weight portion 26A so as to protrude into the movement path of the transmission 18.

As shown in FIGS. 1 to 4, this runaway hinder 26 is provided when the transmission 18 and the passive body 20 are engaged with each other.
Has a runaway prevention surface 28 at the upper end facing the rear from
Further, in order to maintain the facing posture, a regulated surface 29 is provided at the lower portion which can freely contact the regulating surface 19 formed on the rear surface of the front trolley 7 from behind. The runaway prevention body 26 is made of metal such as iron, for example, and is entirely quenched and tempered.

At this time, a concave portion 30 which is open diagonally upward and backward is formed on the surface of the runaway preventing body 26 opposite to the runaway preventing surface 28, and a hole 31 which is open to the concave portion 30. Are formed in the front-back direction. Then, a resin body 32 is mounted in a state where a part of the resin body 32 is fitted into the concave portion 30, and the resin body 32 integrally has a leg 33 pressed into the hole 31 on the back surface side.
As shown in FIG. 5, the other rear trolley 9 has a cam tail 34 extending upward to move the operation lever 22 and extending rearward.

Next, the operation of the first embodiment will be described.
Normally, the movement of the trolley device 4 is performed by a transmission body as shown in FIG.
By engaging the moving body 18 with the driven body 20, the moving body 18 receives the moving force of the driving body 6 and is operated on a fixed path. At this time, the operating lever
The front end of 22 is moving down. When the trolley device 4 tries to run away during such movement, the runaway prevention surface 28 of the runaway prevention body 26 comes into contact with the rear surface of the transmission 18, so that runaway is prevented.

When the trolley device 4 is stopped at a predetermined stop position, when the trolley device 4 to be stopped approaches, the stopper body is moved to a passive body by a cylinder device or the like.
We rush into 20 movement routes from the side. Then
First, the passive body 20 is pushed down by the stopper body and disengaged from the transmission 18, the trolley device 4 is not driven, and the runaway prevention surface 28 of the runaway prevention body 26 collides with the stopper body. Subsequent movement is stopped.

The trolley device 4 stopped as described above
First, move the stopper body into the passive body
Raise 20. In this state, the operation of the driver 6 causes the transmission 18 to approach from behind. Then, the transmission body 18 collides from behind with the resin body 32 mounted on the top of the runaway prevention body 26, and the runaway prevention body 26 is moved to the regulating surface 19 as shown by the phantom line in FIG.
Is swung forward around the pin 27 so that the regulated surface 29 is separated from the pin 27. Since the collision at this time is a collision with the resin body 32, the collision is performed softly, and no loud noise (collision sound) is generated and the runaway preventing body 26 is not damaged.

The transmission 18 that has passed through the runaway preventing body 26 in this manner engages with the passive body 20, so that the trolley device 4 can be moved by the moving force of the driving body 6. Further, as the transmission body 18 passes, the runaway preventing body 26 swings backward (restoring swing) around the pin 27 by the bias of the weight portion 26A, and this swing is regulated with respect to the regulating surface 19. This is performed until the surface 29 abuts.

FIG. 6 shows a second embodiment of the present invention. That is, a resin layer 36 is laminated on the surface of the runaway prevention body 26 opposite to the runaway prevention surface 28 by coating. According to the second embodiment, while the main body of runaway prevention body 26 can be configured at a low cost, for example, made of iron, collision of transmission body 18 against runaway prevention body 26 and the like are prevented by resin layer 36 laminated on the main body. Is performed softly because it is a collision against

FIG. 7 shows a third embodiment of the present invention. That is, the runaway prevention body 26 is formed by laminating a resin layer 37 on the entire surface of the metal main body by coating. According to the third embodiment, while the main body of runaway prevention body 26 can be made of metal such as iron at low cost, collision of transmission body 18 against runaway prevention body 26 and runaway prevention body 26 The contact of the regulated surface 29 with the regulating surface 19 due to the restoration rocking is performed softly because of the collision and contact with the resin layer 37.

FIG. 8 shows a fourth embodiment of the present invention. That is, the entire runaway prevention body 26 is formed of resin. According to the fourth embodiment, the transmission body for the runaway prevention body 26
The collision of 18 and the contact of the regulated surface 29 with the regulation surface 19 due to the restoration swing of the runaway prevention body 26 are performed softly because they are collisions and contact with resin.

In the above embodiment, the hanging and conveying device 1 using the trolley device 4 as the moving body is shown, but this may be a floor conveyor device using a cart as the moving body.
Also, the passive body 20 is disengaged from the transmission 18,
This may be configured to engage and disengage the transmission 18 with respect to the passive body 20. Further, the configuration in which the runaway prevention body 26 is provided on the trolley device 4 side as the moving body is shown, but this may be a configuration in which the runaway prevention body 26 is provided on the driving body 6 side.

[0027]

According to the first aspect of the present invention, the main body of the runaway preventive body can be made of, for example, iron at a low cost. Therefore, the operation is performed softly, the noise at the time of engagement can be reduced, and the damage to the runaway preventing body can be reduced.

According to the configuration of the second aspect of the present invention,
Although the main body of the runaway prevention body can be configured at a low cost, for example, made of iron, the collision of the driving body with the runaway prevention body is performed softly because it is a collision with the resin layer, and the noise at the time of engagement is reduced. And at the same time reduce damage to the runaway arrestor.

According to the configuration of the third aspect of the present invention, the main body of the runaway preventive body can be made of metal such as iron at low cost, but it can collide with the runaway preventive body and restore the runaway preventive body. The contact of the regulated surface with the regulated surface due to the swing is performed softly because it is a collision or contact with the resin layer, so that noise at the time of engagement can be reduced and damage to the runaway preventing body can be reduced. .

Further, according to the configuration of the fourth aspect of the present invention, since the entire runaway inhibiting body is made of resin, it can be easily formed even with a complicated configuration, and can collide with the runaway inhibiting body and restore the runaway inhibiting body. The contact of the regulated surface with the regulated surface due to the swinging is performed softly because of collision or contact with the resin, so that noise at the time of engagement can be reduced, and damage to the runaway preventing body can be reduced.

[Brief description of the drawings]

FIG. 1 shows a first embodiment of the present invention, and is a side view of an engagement / disengagement action section.

FIG. 2 is a side view of the runaway arrestor.

FIG. 3 is a rear view of the runaway arrestor.

FIG. 4 is a sectional view taken along the line AA in FIG.

FIG. 5 is a side view of the hanging transport device.

FIG. 6 shows a second embodiment of the present invention and is a side view of a runaway arrestor.

FIG. 7 shows a third embodiment of the present invention and is a partially cutaway side view of a runaway arrestor.

FIG. 8 shows a fourth embodiment of the present invention and is a longitudinal side view of a runaway arrestor.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hanging conveyance apparatus 2 Trolley guide rail (rail apparatus) 4 Trolley apparatus (moving body) 6 Driver 7 Front trolley 18 Power transmission 19 Restriction surface 20 Passive body 22 Operation lever 26 Runaway prevention body 28 Runaway prevention surface 29 Regulated Surface 30 Recess 31 Hole 32 Resin 33 Leg 36 Resin layer 37 Resin layer

Claims (4)

(57) [Claims] A moving body supported and guided by a rail device;
A driving body disposed along the rail device, wherein at least one of a transmission body provided on the driving body side and a passive body provided on the moving body side is configured to be freely engageable and disengageable, and the transmission body A runaway hindrance that prevents the passive body from running away forward when swinging forward and backward is provided at the time of engagement between the transmission body and the passive body. It has a runaway prevention surface facing from the direction and a regulated surface that can abut on the regulation surface that maintains the facing posture, and a resin body is mounted on the surface of the runaway prevention body opposite to the runaway prevention surface. A transfer facility using a moving object. 2. A moving body supported and guided by a rail device,
A driving body disposed along the rail device, wherein at least one of a transmission body provided on the driving body side and a passive body provided on the moving body side is configured to be freely engageable and disengageable, and the transmission body A runaway hindrance that prevents the passive body from running away forward when swinging forward and backward is provided at the time of engagement between the transmission body and the passive body. It has a runaway prevention surface opposing from the direction and a regulated surface that can freely contact the restriction surface that maintains the facing posture, and a resin layer is laminated on the surface of the runaway prevention body opposite to the runaway prevention surface A transfer facility using a moving object. 3. A moving body supported and guided by a rail device;
A driving body disposed along the rail device, wherein at least one of a transmission body provided on the driving body side and a passive body provided on the moving body side is configured to be freely engageable and disengageable, and the transmission body A runaway hindrance that prevents the passive body from running away forward when swinging forward and backward is provided at the time of engagement between the transmission body and the passive body. It has a runaway prevention surface facing from the direction and a regulated surface that can abut on a regulation surface that maintains the facing posture, and the runaway prevention body is formed by laminating a resin layer on the surface of the metal body. A transfer facility using a moving object. 4. A moving body supported and guided by a rail device,
A driving body disposed along the rail device, wherein at least one of a transmission body provided on the driving body side and a passive body provided on the moving body side is configured to be freely engageable and disengageable, and the transmission body A runaway hindrance that prevents the passive body from running away forward when swinging forward and backward is provided at the time of engagement between the transmission body and the passive body. A transport facility using a moving body, having a runaway prevention surface facing in a direction and a regulated surface that can freely contact a regulating surface that maintains the facing posture, and formed entirely of resin.