JP3055634B2 - Hanger supply and delivery device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for supplying and dispensing a hanger for suspending and conveying an injection-molded article such as an instrument panel of an automobile.

[0002]

2. Description of the Related Art For example, an instrument panel of an automobile formed by an injection molding machine is sent to a next processing step after removing a gate portion. I had to hang it on a hanger and pay it out.

The apparatus proposed by the present applicant in Japanese Unexamined Patent Publication No. Hei 3 (1994) -24619 to solve such a problem requires a set rail to be laid along a mounting apparatus for molded articles and a switching mechanism to be provided. Connect the hanger supply rail and the payout rail to the lever set rail, guide the empty hanger sent along the supply rail to the set rail, mount the molded product on this, and proceed from the payout rail to the next process And send it out.

[0004] This apparatus has an advantage that the entire process from the supply of empty hangers to the loading and unloading of molded products can be performed consistently. On the other hand, this device has a standby hanger on a supply rail and a set hanger on a set rail. A large installation space is required because a mechanism must be provided on one side of each rail in order to send the hanger with the molded product mounted thereon or the hanger paid out on the payout rail to the next step, respectively. In addition, in order to operate them in relation to each other, it is necessary to provide sensors for detecting a part of the hanger and the delivery mechanism in various places, which causes problems such as failures and malfunctions to be further improved. is there.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of such a problem.
It is an object of the present invention to provide a new hanger supply / discharge device that can supply and discharge a hanger with as little space as possible.

[0006]

That is, the present invention provides a hanger supply / discharge device for achieving the above object so as not to hinder the travel of the hanger.
And disposed in the width direction at an interval, and supply rails forming a downward slope toward the dispensing rail and carry-forming a descending slope towards the carry-out side, the ends of these rails is driven by a drive means Move vertically and widthwise to connect to
Hold the transfer rails that can be
Operation to pull gar from supply rail to transfer rail and transfer
Pay-in to perform payout from rail to payout rail
And a delivery means .

[0007]

With this configuration, the empty hanger that has traveled on the supply rail having a downward slope is drawn into the transfer rail, and the transfer rail is paid out by the lifting means and the horizontal transfer means. It is transported to the rail side and connected to the end of the rail, and then the molded product is mounted on a hanger, which is paid out on the payout rail.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. BRIEF DESCRIPTION OF THE DRAWINGS The drawings show an embodiment of the present invention. FIG. 1 is a side view, FIG. 2 is a top view, and FIG.

First, the entire structure of the hanger supply / discharge device will be described with reference to FIG. 5. This device main body 1 is provided on one side of an injection molding machine 100 for molding a long plastic molded product W such as an instrument panel of an automobile. There is provided a take-out machine 101 for taking out the molded product W, a jig 102 for receiving the molded product W (FIG. 2), and a robot 103 for performing a gate cutting process on a workpiece. The payout rail 30 for paying out the article W and the supply rail 40 for feeding the empty hanger 50 to the apparatus main body 1 are extended to one side of the injection molding machine 100 in a vertical relationship.

Next, the structure of the hanger 50 for suspending and transporting the molded product W will be described with reference to FIG. 3. The hanger 50 includes an L-shaped arm portion 51 and a pipe portion 52 for suspending the molded product W. A roller receiving cover 54 having a U-shaped cross section is swingably attached to the upper ends of the suspension rods 53, 53 erected above the arm portion 51. A plurality of drum-shaped rollers 55, 55 are attached, and are configured to run on a cylindrical pay-out rail 30 and a supply rail 40 suspended from a ceiling or the like by cantilevered suspension rods 31, 41. Have been.

On the other hand, the supply and dispensing device main body 1 shown in FIG. 1 is supported by four columns 2. On the front side thereof, a dispensing rail 30 extending downwardly from the main body 1, Each end of the supply rail 40 extending downhill toward 1 is located.

Numeral 5 denotes an elevating cylinder which stands upright on the substrate 3 at the upper end of the support columns 2 and 2. At the lower end of this rod 6, an elevating plate 8 which is guided by guide sleeves 7 and moves up and down is fixed. I have. On the lower surface of the elevating plate 8, two guide rails 9, 9 in a direction orthogonal to the rails 30, 40 and a rodless cylinder 10 for lateral transfer are attached, and the lower part is hung below this. Transfer plate 11
Is moved up and down by the lifting cylinder 5 and is moved right and left by the horizontal transfer rodless cylinder 10 to sequentially transfer the hanger 50 from the supply rail 40 to the payout rail 30.

That is, the above-mentioned transfer plate 11
A roller 13 having a length corresponding to the length of the hanger 50 and having a narrow width extending in the direction of the rails 30 and 40, and having its upper surface pivotally supported via the suspension legs 12, 12; 13 is rolled on the guide rails 9 of the elevating plate 8, and the rodless cylinder 10
Is connected to the supply rail 40 and the dispensing rail 30 so as to be movable between the supply rail 40 and the payout rail 30. Equivalent transfer rail 15
Are suspended and supported by cantilevered suspension rods 16, 16, and are configured to switch and connect the transfer rail 15 to a supply rail 40 and a payout rail 40.

Reference numeral 17 denotes a transfer rail 15 for transferring the hanger 50.
This cylinder 17 is horizontally fixed to the lower surface of the transfer plate 11 and has a working cylinder 18 vertically attached to its working end. The hanger 50 is configured to be pulled in and out while holding the roller receiving cover 54 of the hanger 50 by the U-shaped holder 19 fixed to the rod end.

On the other hand, as shown in FIG. 2, a cylinder 20 for entering and exiting a stopper is fixed to a support 2 near the supply rail 40 supporting the apparatus main body 1 via a bracket 22. A primary stop stopper 21 for abutting against the front surface of the suspension rod 53 of the hanger 50 to stop the hanger 50 at the standby position is mounted to be able to move forward and backward, and an inclined surface is provided below the stopper 21. The secondary stop spring piece 23 is fixed, and the hanger 50 unlocked by the primary stop stopper 21 is further advanced, and then the tip of the pipe portion 52 is frictionally locked. The hanger 50 is configured to be stopped secondarily at the transport start end position of the holder 19.

Reference numeral 25 in the figure denotes a loading mechanism for sequentially hanging the molded product W on the pipe portion 52 of the hanger 50. As shown in FIGS. Loading rodless cylinder 26 fixed to the side supports 2, 2, an arm 27 driven by the rodless cylinder 26 to reciprocate inward from the open end of the hanger 50, and a retracting posture and pushing at the tip of the arm 27. The swing lever 28 is rotatably mounted so as to take a posture.

In the thus constructed apparatus, when the now empty hanger 50 travels under its own weight on the supply rail 40 forming a downward slope to the supply / discharge apparatus main body 1, the stopper entry / exit cylinder 20 causes the hanger 50 to move. The primary stop stopper 21 protruding into the traveling route comes into contact with the front suspension rod 53 as shown in FIG. 3 to stop the hanger 50 at the standby position.

On the other hand, at this time, the supply / discharge device main body 1
The lifting plate 8 is lowered by the lifting cylinder 5, and the transfer plate 11 is moved to the supply rail 50 side by the horizontal transfer rodless cylinder 10 on the lifting plate 8, and the transfer plate is suspended below the transfer plate 11. The loading rail 15 is connected to the supply rail 40, and the pull-out / discharge rodless cylinder 17 fixed to the lower surface of the transfer plate 11 is operated to position the holder 19 provided at the working end of the transfer rail 11 on the supply rail 40 side. Let me.

Therefore, in this state, when the stopper access cylinder 20 operates next and the primary stop stopper 21 retreats, the hanger 50 released from the restraint starts to descend again by its own weight. Then, when the front roller receiving cover 55 is slightly advanced until it reaches directly below the holder 19, FIG.
As shown in the above, the tip of the pipe portion 52 comes into sliding contact with the inclined surface of the spring piece 23 for the secondary stop, and the hanger 50 is again locked at this point.

Then, at this locked position, the engagement / disengagement cylinder 18 lowers the holder 19, and the roller receiving cover 54
, The retracting / dispensing rod cylinder 17 moves the hanger 50 to the right in the drawing while bending the spring piece 23 for secondary stop. When the hanger 50 is completely transferred on the transfer rail 15 in this manner and held at this position, the hanger 50 is then moved to the horizontal transfer rodless cylinder 10.
Is the transfer rail 15 together with the transfer plate 11.
1 and 2 at the same time, the elevating cylinder 5 raises the elevating plate 8 to move the transfer rail 15 to the payout rail 3 as shown in FIGS.
Connect to 0.

On the other hand, during this time, the injection molding machine 100 takes out the formed long molded product W by the take-out mechanism 101 and delivers it to the receiving jig 102, and further performs the gate cutting process by the robot 103 and sends it to the payout side. Since the empty hanger 50 is delivered,
Then, the loading mechanism 25 operates the loading rodless cylinder 26 to move the arm 27 from the opening side of the hanger 50 to the inside, and as shown in FIG. The moldings W are suspended from the pipe portion 52 one by one by the moving lever 28.

When the required number of molded articles W are hung on the hanger 50, the hanger driving rodless cylinder 1
Reference numeral 7 denotes the holder 19 on the left side in the drawing, that is, the payout rail 3.
The hanger 50 is moved to the 0 side, and the hanger 50 is dispensed to the dispensing rail 30 via the held roller receiving cover 54.

As a result, the dispensed hanger 50 travels on the downwardly dispensing rail 30 to the next processing section by itself, and on the other hand, the supply and dispensing device main unit 1
Again operates the lifting cylinder 5 and the horizontal transfer rodless cylinder 10 on the lifting plate 8 to move the transfer rail 1
5 is connected to the end of the supply rail 40 so that the hanger 50
One cycle of supply and withdrawal is completed.

[0024]

According to the present invention as described above, according to the present invention, Han
Arranged at intervals so as not to hinder the running of the gar
Outgoing rail and carry-in with a downward slope toward the carrying-out side
With respect to the supply rails having a downward slope toward the side, a transfer rail that is driven and moved by a driving means so as to be connected to the ends of these rails is provided . It can be stored within a width that does not hinder traveling, and the installation space for this type of device can be greatly reduced.At the same time, by disposing the payout rail above, The height can be kept as low as possible in accordance with the ejection height of the injection molding machine.

In addition, the hanger that is gripped is
From the transfer rail to the transfer rail.
Because it was to so that provided a retractable dispensing means or dispensing to Le <br/>, automatically and reliably perform other payout of the hanger to receive the dispensing rail of the hanger from the supply rail, is stationary hanger The molded article can be safely and easily loaded in the state in which the molded article is placed.

[Brief description of the drawings]

FIG. 1 is a side view of an apparatus showing one embodiment of the present invention.

FIG. 2 is a top view of the same device.

FIG. 3 is a diagram illustrating a moving state of a hanger between a supply rail and a transfer rail.

FIG. 4 is a diagram showing a loading operation of a molded product on a hanger.

FIG. 5 is a view showing the entire configuration of the device of the present invention.

[Explanation of symbols]

 DESCRIPTION OF REFERENCE NUMERALS 1 supply / dispensing device main body 5 elevating / lowering cylinder 8 elevating / lowering plate 10 horizontal transfer rodless cylinder 11 transfer plate 15 transfer rail 17 pull-in / dispensing rodless cylinder 19 holder 21 primary stop stopper 23 secondary stop spring piece Reference Signs List 25 loading mechanism 30 delivery rail 40 supply rail 50 hanger 100 injection molding machine 101 take-out mechanism 103 robot

Claims (1)

(57) [Claims] (1) The hanger does not interfere with running.
It is arranged spaced in the vertical direction and the width direction, and the supply rails forming a downward slope toward the dispensing rail and carry-forming a descending slope towards the unloading side, is driven to the driving means of both rails The transfer rail is movable in the vertical and width directions so as to be connected to the end, and a part of the hanger is gripped to supply the hanger to the supply rail
The operation of pulling in from the rail to the transfer rail and the transfer
To perform the operation of dispensing from the tool to the above dispensing rail
And dispensing means, supplying dispenser hangers made of.