JPS6028682B2 - tire setting machine - Google Patents

Description

Detailed Description of the Invention This invention uses a phototube sensor to detect the diameter of the wheel and the size of the hole before setting the tire, and uses the detection signal of the wheel diameter to control the vertical and horizontal rolls of the tire setting machine. The hub hole detection signal is activated to match the wheel diameter, and the hub hole detection signal is a retraction detection switch installed in the holder of the wheel holder, which stably supports the wheel by inserting the iron into the hub hole when the tire is ironed. A tire that allows IJ racing, and the entire device operates only when both signals match, and does not operate when the signals do not match, eliminating operational errors and automatically roughening the tire onto the wheel. This relates to a set machine.

Next, the embodiment shown in the drawings will be described.

FIG. 1 shows a cross-sectional view of a tire T mounted on a wheel W, but the following embodiment of the present invention is also similar to the conventional method, and as shown in FIG. Roughly attach a part to the circumference of the wheel W, and
Tire T by both vertical rolls 1, 1 in setting device A
The bead portion of the tire T is completely assembled onto the wheel W by pressing the side wall portion of the tire T with the two rollers 2, 2. FIG. 3 is a plan view with some parts omitted, in which wheels W are assembled in a single-hook manner as shown in FIG.
A support guide B is installed on the lateral feeder at the terminal end of the conveyor 5.
The support guide B is reciprocally movable so as to be moved toward the setting device A side, and the center of the support guide B is formed with engaging peripheral portions 8 and 8' that can engage the flange portions of both wheels W having different diameters. A notch b is formed in the conveyor 5 so that the large 4-diameter wheel W can be detected by the phototube type sensors S,,S,',S2,S2' with the support guide B positioned on the side of the conveyor 5. At the same time, photocell sensors S3 and S3' are arranged diagonally up and down with respect to the hub hole 3 of the wheel W attached to the support guide B, so that the large and small diameters of the hub hole 3 can be detected by the sensors. Install it.

In the setting device A, a bevel gear 10 is fixed to the upper part of the vertical rotating shaft 9, and a bevel gear 12 is integrally formed on the upper part of the transmission cylinder 11 which is loosely connected to the lower part, and is driven from the motor side. A driving bevel gear 13 is installed across both bevel gears 10 and 12 so as to be able to mesh with each other and rotate the rotating shaft 9 and the transmission cylinder 11 in opposite directions. The lower part of the transmission cylinder 11 and the base of the arm 14' extending horizontally are connected integrally with the lower part of the rotating shaft 9, and both arms 14, 14' are made into the center of the rotating shaft 9. be installed so that it can be rotated in the opposite direction.

Also, air cylinders 17,
The support arms 15, 15' are respectively installed so that they can move in and out in the horizontal direction by means of the support arms 17'.
The above-mentioned vertical rolls 1, 1 are hung from the base side of 5', and the above-mentioned horizontal rolls 2, 2 are installed from the side near the tip.
are installed vertically, and the horizontal rolls 2, 2 are installed vertically movably by air cylinders 16, 16', respectively, and the air cylinders 17 , 17' can be operated.

A is a holder which is installed below the rotating shaft 9 in the setting device A so that it can be moved up and down by an air cylinder 18. an engagement step portion 19 that can engage the flange portions of both wheels W having different diameters;
19' are formed inside and outside.

C, , C2, C3, and C4 are wheel holders, each of which has an upper support shaft 20 attached to the lower part of the rotating shaft 9 in a manner that it can be freely attached and detached, and can be freely rotated and locked by a set bolt 21; Hub hole 3 in the center of wheel W
A hole 22 is formed in the lower part of each iron fitting,
Both wheel holders C, C3 are large in diameter and have the same diameter but different heights, and both wheel holders C2 and C4 are small in shape and have the same diameter but different heights. Each of these is formed so that it can be fitted with the hub hole 3 of four different types of wheels W.

A case-shaped holder 4 is installed on the side of the conveyor 23 for conveying finished products that extends from the side of the setting device A, and four wheel holders C, ~C4 are installed on the top surface of the holder 4, respectively. Four holes 24 into which iron can be inserted are formed, and below each hole 24 and inside the holder 4, a support shaft 25 for holding the shaft holes 22 of each wheel holder in formation is provided, respectively. Retraction detection switches L, L, -, L, which are limit switches, are visible in the grooves 26 formed on the top of each support shaft 25, and the switches are activated when the holder presser is stored in the support shaft 25. However, the sensors S3, S3' and S,,S,',S2,S2
', and if the wheel holder attached to the rotating shaft 3 does not match the wheel W detected by the sensors S3, S3', etc., an alarm is displayed by the relay of the sensor and switch. The configuration is such that the set device A can be interlocked and the switch of the set device A can be turned on only when they match.

In addition, in the figure, 27 is an extrusion body that pushes out the finished product to the conveyor 23 side by the air cylinder 28. Then, the tire T and the wheel W, which are hung in a hanging manner, are conveyed on the conveyor 5 and sent to the side of the feeder 6 one after another, and one of them is sent to the end side of the conveyor 6. An operator manually attaches the wheel W to the support guide B, with the part where the tire T is deeply iron-filled facing the conveyor 5, as shown on the left side in Fig. 2.
8 or 8'. In this state, the phototube type sensor S emits light from the light emitting element to the light receiving element as shown by the arrows in FIG.
. support arms 15, 15' to move the
can be automatically adjusted by moving.

In addition, one of the wheel holders, wheel holder C
, is attached to the lower part of the rotating shaft 9, the switch L in the holder 4 is in an empty state and is in operation, and the hub hole 3 in the wheel W on the support guide B is shown in FIG. If the sensors S3 and S3' act as shown in FIG. If the sensors S3 and S3' act on different hub holes 3, a false display or interlock will occur, and in this state, even if the switch of the setting device A is pressed, it will not operate, and the matching holder holders C2, C3, C4 will not work. One of them will have to be removed from the holder 4 and replaced.

In this way, when the positions of both rolls 1 and 2 are adjusted and the wheel press is set accurately, the feeder 6 and the support guide B are activated by operating the air cylinder 7 by operating the switch. is set device A
Air cylinder 1 was moved to the side and stopped when it stopped.
8, the holder a rises within the notch b of the support guide B and engages the wheel W with the engaging steps 19, 19'.
Engage with either of the two to stop. Therefore, above the wheel W and tire T, both support arms 15, 15' approach each other as shown by solid lines in FIG. When the lateral rolls 2, 2 are connected to the lowered side wall of the tire T as shown in FIG. 6, and the motor is started from this state, both bevel gears 10, 12 are rotated in opposite directions by the bevel gear 13. Then, from the state shown by the solid line in FIG. 6a, both support arms 15, 15' rotate in opposite directions as shown by arrows A and 6, and the vertical rolls 1, 1 are inserted into the bead portion of the tire T. While in contact with each other, the lower bead of the tire T is pressed into the outer periphery of the wheel W over the entire circumference by the rolling motion of the both vertical rolls 2, 2, and is assembled.

Next, the horizontal rolls 2,
2 descends and compresses the tire side while arms 15 and 1
5' returns) and rotates to push the upper tire bead into the outer periphery of the wheel W, completing the assembly. After that,
When the vertical rolls 2, 2 are raised and the holder a is lowered, the extruder 27 pushes the finished product onto the conveyor 23 by the actuation of the air cylinder 28, and the assembly work can be performed continuously in the same manner.

In this way, the present invention uses a phototube sensor to detect the diameter of the wheel and the size of the hub hole on the support guide before setting the tire, and the detection signal of the wheel diameter is
Since both horizontal rolls are moved to match the diameter of the wheel, the rolls can be positioned automatically without manual intervention. Also, the detection signal of the hub hole is detected by the wheel holder that is inserted into the hub hole. The signal from the retraction detection switch installed inside is relayed, and the device operates only when both signals match, and does not operate when they do not match, so the wheel holder that matches the hub hole diameter is always selected. Even if you are not an expert, you can achieve the excellent effect of not making any operational mistakes.

[Brief explanation of the drawing]

Fig. 1 is a cross-sectional view of a tire etc. in a state where a chick is attached, Fig. 2 is a cross-sectional view before tying, Fig. 3 is a plan view of a part of a tire setting machine that is an embodiment of the present invention, and Fig. 4 is a sectional view of a tire etc. 5 is a sectional view of a portion of FIG. 4, FIG. 6 is a side view of a portion of FIG. 4, FIG. 6a is a plan view of the roll, etc., and FIG. 8 is a sectional view of the holder, FIG. 8 is a plan view of the holder, FIG. 9 is a side sectional view of a portion thereof, FIG. 10 is a plan view of the holder, and FIG. 1
Figure 1 is a sectional view taken along line 1-1 in Figure 10, Figure 12 is a plan view of the support guide, Figure 13 is a sectional view taken along the Rolo line in Figure 125, and Figure 14 is a cross-sectional view of the support guide when the wheel is installed. 15 and 16 are explanatory diagrams of the operation of the sensor, and FIG. 17 is a sectional view of the wheel holder in an attached state. T...Tire, W...Wheel, B.
...Support guide, A...Set device,
1...Vertical roll, 2...Horizontal roll, 3...
Hub hole, 4...Holder, L~L...Switch, S,,
S,', S2, S2', S3, S3'""" sensor. Fig. 1 Fig. 2 Fig. 5 Fig. 6 Fig. 6a Fig. 7 Fig. 8 Fig. 9 Longitudinal view dimension 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17

Claims (1)

[Claims] 1 A movable support guide on which a wheel with a tire hung on it, a rotating shaft to which a wheel holder is removably attached and fitted into the hub hole of the wheel to stably support the wheel, and a movable guide to push the tire onto the wheel. In a tire setting machine comprising a setting device that has vertical and horizontal rolls and fits a single-tire wheel carried in by the support guide onto the wheel, the diameter of the hub hole of the wheel on the support guide is measured. A photocell sensor is provided at a position before the support guide carries the wheel into the setting device, and a holder for storing various wheel holders to be attached to the rotating shaft is used to detect which wheel holder is attached to the rotating shaft. A limit switch is provided to detect storage, and the signal of the hub hole diameter of the photocell sensor and the limit switch of the holder are used to match the hub hole diameter of the wheel being carried into the setting device and the wheel holder attached to the rotating shaft so that it can fit. A tire setting machine characterized by having a relay so that the setting device operates only when the tire is set.