JP2553813Y2 - Tire assembly loading device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a tire assembly for assembling a tire assembly, stacking a plurality of tire assemblies each corresponding to one vehicle, and sending the tire assembly to a vehicle assembly line before supplying tires to the vehicle assembly line. It relates to an unloading device.

[0002]

2. Description of the Related Art Conventionally, one vehicle requires a total of five spare tires, two for each of the front and rear tires. Therefore, a total of 5 suitable for one vehicle each for different types of vehicles flowing through the vehicle assembly line.
It is necessary to supply the book tires collectively. Therefore, conventionally, in the tire assembly stacking process section following the tire assembly assembly line, the front 2
A total of four tires, two at the rear and two at the rear, are stacked, and one spare tire is separately added to make up one vehicle and sent to the vehicle assembly line. For example, as shown in FIG. 10 , a tire assembly assembly line includes an assembling process unit 1 for assembling a wheel into a tire body, an air injecting process unit 2 to inflate the tire assembly, and thereafter, a balance of the tire assembly. And a balancing process section 3 for taking out, and a tire assembly unloading device following the stacking process section 4 and the unloading section 5
It is composed of

In such a stacking section 4 of a tire assembly, an operator conventionally receives tires sequentially supplied from a balancing section 3 in which a balancer 301 and a reversing weight hitting table 302 are sequentially arranged. two front to stacking position P, and four tires of the two rear and staked worker further are stacked four stages Oite in a single spare tire separately stacking position Ps. Then, Figure 1
As shown in FIG. 0 , a total of eight tires have been loaded on the bed 7 of the tire carrier 6. In addition,
The spare tires are accommodated in the front part of the carrier 7 four by four and are simultaneously transported. Reference numeral 8 in FIG. 10 indicates an electric movable trolley (traverser).

[0004]

As described above, the conventional tire assembly unloading device has a vertical tire posture.
Two types of tire assemblies to be unloaded are transported sideways
Different stacking positions P, P after changing the rotation to the feeding posture
The operator manually stacks the tires on s.
However, the weight of a tire is usually as low as 30 kg or less for a passenger car, resulting in heavy labor, and it is desired to automate the work of sorting and stacking two types of tire assemblies. SUMMARY OF THE INVENTION An object of the present invention is to provide a tire assembly unloading device capable of automating a tire assembly sorting operation and a stacking operation.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above-mentioned object, the present invention incorporates a wheel into a tire to provide a tire tire.
The assembly process section for assembling the assembly
The air injection process section that injects air into the
Balancing process for balancing the assembly
Parts, and multiple types of tire assemblies
Tire assembly assembly carried out in ear position
To the tire assembly shipping device connected to the
There are vertical from the assembly line of the tire assembly
A sorter that selectively distributes and sends out two types of tire assemblies sent in the same tire posture in the forward direction and a branch direction that is orthogonal to the same forward direction, and on a transport path provided downstream of the sorter in the forward direction. A first stacking process section for stacking a set of tire assemblies at the tip of a tire assembly sequentially supplied laterally to a first stacking position on a subsequent tire assembly, and disposed downstream of the sorting machine in a branching direction; A second stacking process section for stacking a set of tire assemblies at the tip of a tire assembly sequentially supplied sideways to a second stacking position on a transport path to be set on a later tire assembly; the stacking tires assembly from the second-stack step portion possess a product out part send off the tire conveying means, the
The sorting machine can be driven to rotate on an immovable base frame.
Between the attached and integrally connected tire receiving frame.
Tire receiving position to receive ear assembly vertically
And the received tire assembly is in the transport position
Change the position with the tire transfer position whose posture has been changed.
Rotating base frame, and a plurality of rotating base frames
Protruding position that is projected when the tire is loaded and supports the peripheral surface of the tire
Position and the retreat position to retreat from the protruding position during transport.
Movable stopper and the forward direction supported by the rotating base frame.
Roller that can transport the tire assembly to the
And a position below the same roller
Move up and down to the retreat position to retreat to the
A conveyor belt for carrying out the assembly in the branching direction.
And it said that there were pictures.

[0006]

[Action] The sorting machine is used to assemble the tire assembly.
At the tire receiving position, two types of tire assemblies sent in a vertical tire attitude from the
Change the attitude of the yaw assembly to the transport orientation.
After that, the tires are selectively sorted in the forward direction and the branch direction perpendicular to the same forward direction from the tire transport position , and the first-stage stacking process unit is sequentially laterally moved to the first-stage stacking position on the transport path provided downstream in the forward direction. Since the tire assembly at the tip of the supplied tire assembly is stacked on the later tire assembly for a set number of stages, and the second stacking process section also similarly stacks the set tire assemblies at the second stacking position, Two different types of stacked tire assemblies from the first and second stacking process sections can be easily loaded on the tire transport means.

[0007]

FIG. 1 shows a tire assembly unloading apparatus. The apparatus 11 is connected to a tire assembly assembly line 10. The tire assembly assembly line 10 includes an assembling process unit 12 for assembling each wheel into each tire body, an air injecting process unit 13 to inject air into the tire assembly, a balancer 141 and a reversing weight hitting table 142. The tire assembly unloading device 11 includes a forward rotation distributor 17 that distributes the tire assembly supplied from the reversing weight hitting table 142 through the inclined roller 18 in the forward direction and the branching direction. The first stacking section 15 on the forward side following the second step and the second stacking section 7
4 and a loading section 16.

[0008] Of these, the incorporation process unit 12, the air making process unit 13 and the balancing step portion 14 is configured similar to those described in the conventional apparatus of FIG. 10. Tire Atsemp
The balancing process at the end of the Lee assembly line
Section, put the tire in a vertical position to drive the weight
Hold and weight strike on the left and right sides of the tire. That
Therefore, the tires are carried out in the vertical orientation, and the vertical tires sent from the reversing weight hitting table 142 pass through the inclined rollers 18 and are supplied to the forward rotation sorting machine 17. The forward rotation sorter 17 sequentially rotates the vertical tire assembly (hereinafter simply referred to as a tire) sequentially supplied by the inclined roller 18 in the horizontal direction, and further forwards the front and rear tires to the second stacking process section 74. A sorting operation is performed to guide the spare tire to the first stacking section 15.

As shown in FIGS. 1 to 3, the forward rotation sorting machine 17 has a tire receiving frame 19 for receiving tires sequentially supplied by the inclined roller 18, and a forward rotating device 19 for rotating the tire receiving frame around the rotation center line L. A roller 20 on a forward rotating machine that can rotate integrally with the tire receiving frame 19 and keep the same surface as the spare tire feed roller 22 on the downstream side;
A pair of transport belts 23 supported on the tire receiving frame 19 so as not to interfere with the rollers 21 and to be capable of being transported in a direction perpendicular to the rollers 21 and capable of being raised by a predetermined amount from the rollers. , And the like.

The forward rotation machine 20 has a rotation center line L
A rotation base frame 78 rotatably pivoted around and integrally connected to the tire receiving frame 19, and a base frame 79 which is pin-connected to the base frame 79 via a bracket 76, and rotates the rotation base frame 78 around the rotation center line L. It comprises a normal rotation cylinder 77 for rotating, and control means (not shown) for driving the normal rotation cylinder 77 in a timely manner. The conveyor belt 23 is supported by a rotating base frame 78 via a lift cylinder 80, and is driven at the appropriate time by a conveyor motor 231 driven at an appropriate time by control means (not shown) to move the tire in the second transport path R2 in the branching direction. To send out. The movable stopper 75 is composed of a stopper cylinder 751 supported by the rotating base frame 78, a stopper 752 protruding and operable by the cylinder, a hydraulic circuit (not shown) connected to the stopper cylinder 751, and control means for driving the circuit. ing.

The forward sorter 17 can be switched between a horizontal position m and a vertical position n shown in FIG. In other words, the control means of the forward rotation sorter 17 performs a control operation based on receiving two kinds of front and rear tires and spare tires sequentially supplied according to a preset program in this order. In this case, for example,
Assuming that the tire receiving frame 19 receives the first front tire at the vertical position n, the movable stopper 75 receives the tire at the protruding position prior to this. Then, tire receiving frame 1
9 is switched to the horizontal position m by the forward rotation machine 20 and holds the tire on the roller 21 in the horizontal direction. Thereafter, the movable stopper 75 retreats, the pair of transport belts 23 is switched upward, and at the same time, the transport operation is performed. Thereby, the tire sends out the tire in a branching direction different from the forward direction which is the feeding direction of the inclined rollers 18 and the rollers 21 by 90 degrees, that is, in the direction of the second stacking section 74. After this, the forward rotation machine 20
The tire receiving frame 19 is switched from the horizontal position m to the vertical position n, the pair of transport belts 23 is switched downward, the movable stopper 75 is projected and switched, and the next tire is loaded.

On the other hand, if the tire receiving frame 19 receives the spare tire at the vertical position n, in this case, the tire receiving frame 19 is switched to the horizontal position m by the forward rotation machine 20 and the tire is held on the rollers 21 in the horizontal direction. I do. Subsequently, only one forward end 75a of the movable stopper 75 is retracted, the roller 21 is operated to feed, and the spare tire can be sent out toward the spare tire feed roller 22. After this, the spare tire passes through the spare tire feed roller 22 and the roller 2 in the forward rotation sorter 17.
1 and a pair of conveyor belts 23, and reaches a direction changer 70 having the same configuration as that of the conveyor belt 23.
At the first stacking position P1, only spare tires are stacked in four stages.

The first stacking section 15 has the same construction as the tire assembly stacking device constituting the second stacking section 74, and only the second stacking section 74 will be described here.
As shown in FIGS. 4 to 9, the second stacking process section 74, which is a tire assembly stacking device, has a base having four columns 37 and a plurality of beams 38 which integrally connect the columns 37 to each other at upper and lower positions. Etc. In the center of such a base, a transport roller 30 forming a second transport path R2 is provided.
And a movable stopper 31 (see FIG. 5) for restricting the movement of the tire, and a lifter 33 supported on the base side so as to be vertically movable.
Holding means 35 attached to the lift table 32 and holding the tire reaching the second stacking position P2;
The tire reaching the stacking position P2 is held at the upper position H2 of the lift stroke S, and the stacking position P
When the next tire reaches 1, the upper position H2
Movable stopper 31, lifter 33, and holding means 35 to achieve the stacking mode in which the previous tire in
And a controller 36 as control means for controlling the operation of

In FIG. 4, reference numeral 60 denotes a tire deviation correcting means in which a driving unit is provided below the conveying roller 30. Here, the transport roller 30 is for feeding a lateral tire to the inclined roller 24 on the downstream side, and is formed so as to maintain the same level position when the transport belt 23 of the forward rotation sorter 17 is at the raised position. I have. The transport roller 30 is electrically driven, and its drive circuit 40 is operated by the controller 36. Movable stopper 31
Is disposed at a position that avoids interference with the transport roller 30, and is switched between a stopper position ha and a retreat position hb by a pair of stopper cylinders 39, 39 (see FIG. 6). Switching valves 49, 49 are provided between the stopper cylinder 39 and a hydraulic pressure source 48 connected thereto, and the controller 36 controls the switching of the valves.

As shown in FIGS. 1, 4 and 8, the lifter 33 is opposed to the second stacking position P2 surrounded by the four columns 37 and slidably supported by the four columns 37. And a pair of left and right upper sprockets 4 for suspending the lift table 32 through a pair of right and left chains 44.
6, 46 and a lower sprocket 47, a pair of lift cylinders 45, 45 for vertically moving the lift table 32 via a pair of left and right chains 44, and a pair of lift cylinders 4.
Switching valves 73 and 73 are provided between the hydraulic pressure sources 48 and 5 connected thereto, and a controller 36 that controls switching of the valves.

Here, rails 41 are integrally attached to the four columns 37, and a meshing member 42 slidably meshing with the rails 41 is integrally connected to the lift table 32. Therefore, when the lift cylinder 45 moves up and down,
The lift table 32 can be switched between the lower position HI and the upper position H2 by a lift stroke S in a timely manner. The lift stroke S is set so as to exceed the tire width B.

As shown in FIGS. 4, 7, and 8, the holding means 35 includes a pair of movable holding members 34, 34 which slide in the transverse direction of the second transport path R2 to perform a holding operation. A pair of pivotal supports are provided on the lift table 32, a clamping member support 50 that is integrally attached and slidably supports the neck of each movable clamping member 34, a clamping cylinder 51 that is supported above the lift table 32. A pair of branch gears 5 that are pivotally supported via the pins 52 and 52 and mesh with each other to rotate in reverse.
3, 53, a lever 511 integrally connected to one of the branch gears 53 to receive the protruding operation of the holding cylinder 51, a downward lever 54 integrated with each of the branch gears 53, and a left and right connecting the movable holding member 34 with a neck portion. Link system 55, 55
And a switching valve 56 disposed between the holding cylinder 51 and the hydraulic pressure source 48 connected thereto, and a controller 36 that controls switching of the valve. Here, each of the left and right link systems 55 has a rotary shaft 551 that is pivotally supported laterally below the lift table 43 in a direction along the second transport path R2.
(See FIG. 9), front and rear levers 552 and 553 extending downward from both sides thereof, and respective connecting rods 554 which are respectively pin-connected to the rotating end of the front lever 552 and the downward lever 54.
And a long groove 555 formed at the rotating end of the rear lever 553 and engaged with the pin 556 at the neck of each movable holding member 34.

When the holding cylinder 51 is switched from the non-operating position to the operating position, the pair of movable holding members 34, 34 are closest to each other, and the holding means 35 can hold the tire. In this case, the sandwiching interval is appropriately adjusted according to the tire diameter processed by this device. At the time of the adjustment, the holding interval can be easily adjusted by increasing or decreasing the length of the front lever 552 and the downward lever 54.

As shown in FIGS. 4 and 5, the tire deviation correcting means 60 includes a transport roller 30 for forming the second transport path R2.
And four tire pressing members 61 arranged at positions that can contact the tires on the same conveyance path during operation, and swing the tire pressing members 61 toward the center of the conveyance path R2 in a timely manner. Each upward lever 62, a pair of branch gears 63, 63 pivotally supported by the base and meshing with each other, extending levers 65, 65 integral with one of the branch gears 63, each extending lever 65 and each upward lever 62. Connecting rod 66
And a switching valve 67 provided between a swing lever 64 extending from one branch gear 63 and having a rotating end connected to a shift correcting cylinder 65, and a hydraulic power source 48 connected to the shift correcting cylinder 65. And a controller 36 that controls the switching of the valve.

When the displacement correcting cylinder 65 projects from the non-operation position and operates to reach the operation position, the four tire pushing members 61 simultaneously move toward the center of the transport path R, and the tire moves the center position to the second stage. The displacement is corrected to match the stacking position P2. As shown in FIG. 6 , the controller 36 includes a drive circuit 361 for each of the solenoid valves 73, 49, 56, 67.
362, 363, 364, drive circuit 40 and control circuit 3
65, the tire that has reached the second stacking position P2 is held at the upper position H2 of the lift stroke S, and if the next tire reaches the second stacking position P2 during that time, the upper position H2 is set above the tire. The movable stopper 31, the lifter 33, and the holding means 35 are controlled so as to achieve the stacking mode in which the previous tire is placed on the moving object.

That is, the controller 36 switches the movable stopper 31 from the retreat position hb to the stopper position ha before each tire reaches the second stacking position P2 while receiving the supply of two front tires and two rear tires. deep. When the tire reaches the second stacking position P2, the shift correcting cylinder 65 is driven to adjust the tire to the second stacking position P2. Subsequently, the clamping cylinder 51 is driven,
The tire is held between the pair of movable holding members 34, 34. Further, by driving the lift cylinder 45 of the lifter,
The lift base 32 is switched to the position H2 above the lower value H1,
The tire is raised by a lift stroke S. After this,
The controller waits for the next tire to be sent. When the next tire is fed, the misalignment correction cylinder 65 corrects the misalignment of the tire to the second stacking position P2, and the holding means 35 is opened to place the currently held tire on the next tire.

Thereafter, the lifter 33 descends and reaches the lower value H2. Here, the holding means 35 starts the holding operation, and holds the next tire. Then again, lifter 33
Reaches the upper position H2, holds the two stacked tires, and waits for the next tire to be sent to the lower value H1.
As described above, when the stacking mode is repeated and the stacking of the two front tires and the two rear tires is completed, the controller 36 switches the movable stopper 31 from the stopper position ha to the retreat position hb and feeds the transport roller 30. Then, the four stacked tires are sent to the transport roller 30 and the inclined roller 24 on the downstream side thereof. Like the second stacking section 74, the spare tires are stacked in four stages at the first stacking position P1 of the first stacking section 15, and the first transport path R
1 and is sent out to the loading section 16.

The loading section 16 includes a plurality of electric movable carts (traversers) 71,
.., And the second is sequentially assigned to any four of them.
The four stacked tires from the transport path R2 are fed in by eight cars, loaded in the same order as shown in FIG. 10, and the other electric movable carts 71 in front of the tires are transported for eight cars from the first transport path R1. Spare tires are sent in four layers and placed.
When set in this way, the first and second transport paths R1, R
2, each truck is moved, and the tire stacking operation is performed at an appropriate moving position on the loading platform 7 of the tire transport vehicle 6 as the tire transport means in the same order as shown in FIG. In addition, another truck is set on the both stacking process sections 15 and 74 side.

[0024]

[Effects of the Invention] As described above, this invention has
Balance at the end of the assembly line
In the vertical process position for driving weights.
Two types of tire assemblies carried out while being carried
At the tire receiving position, and put this tire assembly
Change the orientation to the transport orientation, and then change the tire
Selectively distribute the tire assembly in the forward direction and the branching direction perpendicular to the same forward direction from the transport position, stack the tire assemblies at the first stacking position for a set number of stages, and stack the tire assemblies at the second stacking position for the set several stages. , Balancing process department
Each of which is carried out while being held in a more vertical orientation,
Two different types of tire assemblies are in the transport position
By changing the posture in the horizontal direction, the stacked tire assemblies can be easily loaded into the tire transporting means, and the work of sorting and stacking the tire assemblies can be automated, and the work can be streamlined.

[Brief description of the drawings]

FIG. 1 is a schematic view of a tire assembly unloading device as one embodiment of the present invention.

FIG. 2 is a side view of a forward sorter used in the tire assembly unloading device of FIG.

FIG. 3 is a plan view of a forward sorter used in the tire assembly unloading device of FIG. 1;

FIG. 4 is a front view of a second stacking process section used in the tire assembly unloading device of FIG. 1;

FIG. 5 is a plan view of a second stacking process section used in the tire assembly unloading device of FIG. 1;

FIG. 6 is a connection block diagram of a controller in a second stacking process section of FIG. 4;

FIG. 7 is an enlarged front view of a lift table in a second stacking process section of FIG. 4;

FIG. 8 is an enlarged plan sectional view of a lift table in a second stacking process section of FIG. 4;

FIG. 9 is an enlarged side view of a lifter in a second stacking process section of FIG. 4;

FIG. 10 is a schematic view of a conventional tire assembly unloading device.

[Explanation of symbols]

 Reference Signs List 6 tire transport vehicle 10 tire assembly assembling line 11 tire assembly unloading device 15 first stacking process unit 16 unloading unit 17 forward rotation sorter 74 second stacking process unit R1 first transport route R2 second transport route P1 first stage Stacking position P2 Second stage stacking position

Claims (1)

(57) [Scope of request for utility model registration] 1. A tire assembly in which a wheel is incorporated into a tire.
Assembly process section for assembling the assembly, the above tire assembly
Air injection process section for injecting air into the
In the balance process department that balances the assembly
Tires with multiple types of vertical tire assemblies
Tire assembly assembly line carried out in a posture
Tire assembly unloading device connected to
Te, portrait from the assembly line of the tire assembly
A sorting machine that selectively sorts and sends two types of tire assemblies sent in a tire posture in a forward direction and a branching direction that is orthogonal to the same forward direction, and a first sorter on a transport path provided downstream of the sorter in the forward direction. A first stacking process section for stacking a set of tire assemblies at the tip of a tire assembly sequentially supplied laterally to a stacking position on a later tire assembly, and is provided downstream in the branching direction of the sorting machine. A second stacking process section for stacking a set of tire assemblies at the tip of a tire assembly sequentially supplied laterally to a second stacking position on a transport path on a later tire assembly;
The stacking tires assembly from stacking process unit possess a product out part send off the tire conveying means, the sorting machine, the stationary base frame, rotation drive friendly to the base frame
Between the tire receiving frame and the unit
Receiving the tire assembly vertically
And the received tire assembly in the transport position.
Change the position with the tire transfer position whose orientation has been changed
Rotating base frame and a plurality of rotating base frames
Projected when the tire is loaded
Move between the position and the retract position to retract from the projecting position during transport
And a movable stopper that supports the rotating base frame and
Roller that can transport the tire assembly in the
Transport position that projects above the roller and below the roller
Move up and down to the retreat position to retreat
Transport belt that carries out the assembly in the branching direction.
A tire assembly unloading device, comprising: