JP2552406Y2 - Automatic TV frame alignment device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a continuous automatic transfer processing line in which a TV frame having a complicated shape with an unbalanced weight distribution between the front and rear is processed while the TV frame is positioned at an equal interval in an appropriate posture. The present invention relates to an automatic television frame aligning apparatus which is arranged so that transportation between processes is convenient.

[0002]

2. Description of the Related Art Conventionally, for example, the processing of a television frame has been carried out by automatically transporting between each processing step using a robot or the like, but the shape of the television frame is peculiar as shown in FIG. The transport method is limited due to the fact that the weight distribution before and after has a complicated shape with imbalance, the attitude of the television frame is different for each process, and the transport amount is different.

[0003]

SUMMARY OF THE INVENTION The present invention is directed to a television frame for appropriately and smoothly transporting a television frame between robots by a robot or the like between steps in an automatic production line for a television frame having a complicated shape as described above. A television frame that can automatically transfer television frames to a predetermined number of units by transferring the television frames to a moving chain, adjusting the posture appropriately, and aligning the television frames accurately at equal intervals. It is an object of the present invention to provide an automatic alignment device.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a television frame automatic alignment apparatus of the present invention is mounted on a moving chain by an endless track mounted on a gantry at regular intervals and has a complicated shape. A plurality of work alignment boxes for vertically aligning the frame in a vertical direction, a fixed amount moving cylinder device for rotating the moving chain on the endless track via a drive shaft in a fixed amount, and A cam clutch for preventing the drive shaft from reversing when the moving chain rotates, and a positioning clutch for securing and securing the work alignment box at a predetermined upward inclination stop position when the moving chain that rotates to a fixed amount is stopped. The television frame is housed in a locking claw that opens and closes by driving the cylinder device, and a television frame one by one in the work alignment box fixed and secured at the upward tilt stop position. A self-propelled roller inclined downward and a television frame stored in a work alignment box destined for a predetermined unit number fixedly moved by the fixed-quantity moving cylinder is simultaneously transported by the fixed-movement cylinder. The present invention is characterized in that there is provided an automatic television frame aligning device including a carry-out hand having a plurality of lifting handles arranged at intervals.

[0005]

According to the automatic alignment device of the present invention, the cylinder device for fixed amount movement is driven to stop one of the work alignment boxes mounted on the movement chain at a predetermined interval at a predetermined upward stop position. Next, the positioning cylinder device is operated, and the work alignment box is held at the upward stop position by holding the work alignment box with the locking claws.
In this state, from the previous process, the television frame that has been successively transferred by the roller conveyor is fed out to a self-propelled roller that is inclined downward in a butting manner, and descends on the self-propelled roller by its own weight, The pieces are automatically stored one by one in the work alignment box and transferred to the alignment device.

When the television frame is stored, the fixing of the moving chain is released, and the positioning cylinder device is operated to open the locking claw to release the holding of the work alignment box. By driving the apparatus, the work alignment box starts rotating and moves to the next predetermined position. By repeating this quantitative movement operation,
A plurality of work aligning boxes containing television frames are aligned upright on the moving chain in the vertical direction, and are arranged one after another at predetermined positions on the aligning device. The television frames in the aligned work aligning box can be simultaneously carried out and transferred to the next process by using a plurality of lifting handles arranged at intervals equal to the predetermined interval as the unloading hands. .

[0007]

Next, the details of the present invention and its operation will be described.
An embodiment of the present invention will be described with reference to the drawings.

FIG. 1 is a plan view showing an outline of the automatic alignment apparatus of the present invention, and FIGS. 2 and 3 are a front view and a side view of a main part of FIG. 1, respectively. FIG. 4 is a perspective view of a TV frame having a complicated shape with an unbalanced weight distribution before and after handling by the device of the present invention.

In FIG. 1, reference numeral 1 denotes a television frame, 2 denotes a work alignment box, and 3 denotes a fixed displacement cylinder device. By driving the fixed displacement cylinder device, a drive shaft is provided via a connecting lever 4 and a cam clutch 5. 6a is rotated, and the moving chain 7 is rotated in a fixed amount on the endless track according to the rotation of the chain wheel 8.

The work alignment box 2 is formed in such a shape that the television frame 1 can be housed in an appropriate posture, and one end thereof is attached to the moving chain 7 at fixed intervals by bolts or the like (see FIG. 1). Are arranged in the television frame automatic alignment apparatus. And
The work alignment box 2 is provided with a cam clutch 5 formed at both ends of a drive shaft 6a so as to rotate only in the direction of an arrow.
When the fixed amount moving cylinder device 3 is driven via the connecting lever 4 attached to one side of the cam clutch 5, the work alignment box 2 is moved from the horizontal direction. The drive of the fixed displacement cylinder device 3 is interrupted so as to stop at a predetermined stop position 2a forming an upward inclination angle (in the figure, an inclination angle of 20 °), and the moving chain is temporarily stopped. At that time, the positioning cylinder device 9 is actuated to close the locking claw 10 provided at the tip of the cylinder device 9 and hold the work alignment box 2 at the predetermined upward stop position 2a, whereby the work alignment box 2 can be securely fixed. . Reference numeral 16 denotes a stand of the automatic television frame alignment device.

A description will be given of a case in which the automatic alignment device of the present invention is used to transport the television frame between processes. First, the fixed amount moving cylinder device 3 in the automatic alignment device is driven to move one of the work alignment boxes 2. The workpiece is stopped at the predetermined upward inclination stop position 2a, and the positioning cylinder device is operated to fix the work alignment box 2 at the position.
In this state, the television frame 1 successively transported by the motor-driven roller conveyor 11 from the previous process is tilted downward in a contact type (preferably with the same tilt angle as the stop position 2a). It is fed out to the traveling roller 12, descends on the self-propelled roller 12 by its own weight, and is automatically stored in the work alignment box 2 fixed at the predetermined upward inclination stop position 2a.

When the television frame 1 is stored, the fixing of the moving chain is released, and the positioning cylinder device 9 is actuated to open the locking claw 10 to drive the fixed displacement moving driving cylinder device 3 so that the workpiece is moved. Sorting box 2
The fixed feed lever 4, the cam clutch 5, the drive shaft 6a, and the chain wheel 8 reach the position 2b in FIG. By repeating this fixed amount moving operation, a plurality of work alignment boxes accommodating the television frame 1 move while being aligned vertically upright, and are sequentially moved to a predetermined position on the alignment device by a predetermined number of units (as shown in the figure). Are 6 from 2c to 2h). A plurality of television frames 1 in the aligned work aligning box (not shown in the drawing) installed on an unloading hand 13 disposed on the automatic transfer robot 14 at an interval equal to a predetermined interval between the work aligning boxes 2. By using (6) lifting handles 15, they can be simultaneously carried out and transported to the next step.

The above-mentioned operations in the apparatus of the present invention are all performed by an electric operating means (not shown) such as a relay switch or a limit switch.

[0014]

As described above, according to the television frame aligning device of the present invention, when the television frame is transferred between processes in an automatic television frame manufacturing line or the like, the weight distribution before and after the television frame is unbalanced and complicated. Even the frames can be automatically stored one by one in the work alignment box, which is securely held at the upwardly inclined stop position by the locking claw, and the television frames are always aligned in a predetermined posture at a constant interval and transported. Can be stored in a work alignment box for a predetermined number of units by a plurality of lifting handles installed at predetermined intervals on a transfer hand using an automatic transfer robot device or the like. When lifting and unloading a TV frame that has been lifted out, accidents such as malfunction and dropping of the TV frame can be reliably prevented. Transport is efficient, the machine is simple and easy to maintain, and the use of a cam clutch can easily prevent reverse rotation, so that the effect is remarkable, such as preventing operational accidents. It is.

[Brief description of the drawings]

FIG. 1 is a plan view showing a main part of an embodiment of the automatic alignment device of the present invention.

FIG. 2 is a front view of a main part of the automatic alignment device of FIG.

FIG. 3 is a side view of a main part of the automatic alignment device of FIG. 1;

FIG. 4 is a perspective view of a television frame used in the embodiment of FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 TV frame 2 Work alignment box 3 Fixed amount cylinder device 4 Connecting lever 5 Cam clutch 6a Drive shaft 6b Follower shaft 7 Moving chain 8 Chain wheel 9 Positioning cylinder device 10 Locking claw 11 Drive roller conveyor 12 Self-propelled roller 13 Hand for unloading 14 Transfer robot 15 Handle for lifting 16 Mount of TV frame automatic alignment device

Claims (1)

(57) [Scope of request for utility model registration] 1. A plurality of work alignment boxes mounted on a gantry for moving along an endless track at regular intervals and for vertically aligning a TV frame having a complicated shape in a vertical direction; A fixed amount moving cylinder device for rotating the moving chain on the endless track via the drive shaft in a fixed amount; a cam clutch for preventing the drive shaft from reversing when the moving chain is turned; A locking claw that opens and closes by driving a positioning cylinder device to secure and secure the workpiece alignment box at a predetermined upward tilt stop position when the moving chain that is to rotate is stopped, and secures and secures the upward tilt stop position. A downwardly inclined self-propelled roller provided to accommodate the television frames one by one in the work alignment box, An unloading hand having a plurality of lifting handles arranged at equal intervals to the fixed interval for simultaneously unloading the television frames stored in the work alignment box destined for the predetermined number of units moved more by a fixed amount. An automatic television frame alignment device comprising: