JPH0243348Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a stacker drive structure in a fabric bonding machine using a single drive source.

(Prior Art) Conventionally, as shown in FIG. 11, the drive structure of the stacker 1 in a fabric bonding machine includes a second roller 20 that suspends the fabric, and a structure in which the fabric conveyed from the fabric bonding machine 8 is transferred to the second roller 20. A structure has been known in which the first roller 10 to be pressed is driven by two cylinders 61 and 62 which are each provided independently.

That is, in the figure, when the fabric conveyed from the belt conveyor 9 of the fabric bonding machine 8 is halfway between the first roller 10 and the second roller 20, the cylinder that is the drive source of the first roller 10 is first moved. 61 is activated and the first roller 10 moves to the second roller 2.
0, the fabric is pressed against the second roller 20, and then the first roller 10 and the second roller 2
The cylinders 61 and 62, which are the driving sources of the second roller, are operated together to move both rollers 10 and 20 in the opposite direction of the fabric adhesive machine 8, thereby dropping the end of the fabric from the belt conveyor 9 and transferring it to the second roller. 20 to suspend the fabric. Both rollers 10 and 2 are moved again after a certain period of time.
0 cylinders 61 and 62 operate, and both rollers 1
0 and 20 return to the initial state shown in the figure.
By repeating this action, the fabric was gradually stacked and collected.

(Problems to be solved by the invention) However, the drive structure of such a conventional stacker requires two drive sources, a cylinder for the first roller and a cylinder for the second roller. The adjustment mechanism that adjusts the operation has become complicated.

The present invention was developed in view of these circumstances, and aims to provide a stacker drive structure in a fabric bonding machine that can move both rollers and collect fabric by operating a single drive source. The purpose is

(Means for Solving the Problems) That is, the present invention is a drive structure for a stacker that stacks and collects a plurality of fabrics that are pressed and conveyed by a fabric bonding machine, and that moves reciprocally in the fabric conveyance direction. a slide plate fixed to the rod of the cylinder; a slide plate fixed to the slide plate;
a second roller that moves together with the slide plate; a first roller that is fixed to the other end of the arm via an arm that is pivotally connected to the slide plate; and a first roller that is integrally provided at one end of the arm and rotates with the arm. It has a camshaft, a spring attached on one side to the camshaft and the other on a slide plate, and a regulation plate that moves toward and away from the camshaft to regulate the biasing of the spring. It is characterized in that the two rollers are moved and the arm is rotated to bring the first roller into contact with and separate from the second roller.

(Function) Therefore, in the driving structure of the stacker according to the present invention, the operating state thereof will be explained with reference to the embodiment shown in the drawings. As shown in FIG.
When the rod 4 is housed, the camshaft 12 comes into contact with the regulating plate 5, and the movement of the first roller 10 and arm 11, which are integrally formed with the camshaft 12, is stopped. At this time, the first roller 10 and the second roller 2
It is in a separate state from 0.

Next, as shown in FIG. 7, when the cylinder 3 is operated and the slide plate 6 fixed to the rod 4 of the cylinder 3 is moved, the camshaft 12, which was stopped by the regulation plate 5, is separated from the regulation plate 5. , one side is attached to the camshaft 12 and the other side is attached to the slide plate 6, and the camshaft 12 is pulled by the urging force of the spring 7, and accordingly, the arm 11 is rotated, and the first roller 10 is moved. . At this time, the first roller 10 and the second roller 20 are in contact.

After extending the rod 4 of the cylinder 3 while the first roller 10 and the second roller 20 remain in contact as shown in FIG. 9, when the slide plate 6 attempts to return to its original position, the regulating plate 5, the camshaft 12 comes into contact with the first roller 6, which is integrally formed with the camshaft 12.
0 and the arm 61 stop moving, the first roller 10 remains in that position against the bias of the spring 7, while the second roller 20 moves together with the slide plate 6 and returns to the state shown in FIG. It's becoming like that.

(Example) Hereinafter, the present invention will be specifically described with reference to an example shown in the drawings.

The figure shows an embodiment of the present invention. In this embodiment, as shown in FIG. Three second and third rollers 10, 20, 30 are arranged.

Of the three rollers, the first and second rollers 1
0 and 20 are slide plates 6 that reciprocate in the conveying direction and are fixed to the rod 4 of the cylinder 3 that serves as a driving source.
is attached to. The first roller 10 is configured to press the fabric conveyed from the fabric bonding machine 8 onto the second roller 20, and the second roller 20 is configured to suspend the fabric.

FIG. 2 shows the first roller 10 and the second roller 20.
It shows the attachment structure to the slide plate 6,
The second roller 20 is attached with one end fixed to the slide plate 6, and is adapted to move in exactly the same manner as the movement of the slide plate 6. On the other hand, the first roller 10 is attached to one end of an arm 11 that rotates about the other end, and is further attached to a camshaft 12 that is pivotally connected to the slide plate 6 and extends from the axis in the same direction as the arm 11. They are connected and attached to the slide plate.

As shown in FIGS. 2 and 3, the camshaft 12
is fixed to a spring 7 attached to the slide plate 6, and is always urged toward the second roller 20 by the spring 7.
Furthermore, a pin 13 is provided protruding from the tip of the camshaft 12, and a regulating plate 5 attached to the fixed frame 2 comes into contact with the pin 13. The regulating plate 5 prevents the camshaft 12 from being biased by the spring 7.
is now regulated in the opposite direction.

The third roller 30 has an arm 31 attached to one end thereof, and is attached to the fixed frame 2 so as to be rotatable by a shaft provided at the other end of the arm 31. The arm 31 is held in position by a coil spring attached to the shaft.

Next, the operating state of the stacker 1 will be explained with reference to FIGS. 4 to 10.

As shown in FIGS. 4 and 5, initially, the cylinder 3 is in a state in which the rod 4 is accommodated, and the second roller 20 is in contact with the third roller 30. In this state, the fabric 70 conveyed from the fabric bonding machine 8 falls between the first roller 10 and the second roller 20. A sensor 50 that detects the descent of the fabric 70 is provided in front of the conveyance section, and detects the starting edge of the fabric 70 and activates a timer set in accordance with the length of the fabric 70 detected in advance. The middle position of the fabric 70 is the second
When it reaches the roller 20, the cylinder 3 is operated to extend the rod 4. As a result, as shown in FIGS. 6 and 7, the slide plate 6 is fixed to the rod 4.
moves toward the side opposite to the adhesive machine, the first and second rollers 20 attached to the slide plate 6 move toward the side opposite to the adhesive machine, and the pin of the camshaft 12, which was pivotally connected to the slide plate 6, moves toward the side opposite to the adhesive machine. 13 is separated from the regulating plate 5 attached to the fixed frame 2, and the biasing force of the spring 7 applied to the camshaft 12 acts to rotate the camshaft 12 toward the adhesive machine. In accordance with the rotation of the camshaft 12, the arm 11 attached to one end of the first roller 10 rotates, and the first roller 10 is drawn toward the adhesive machine, and the fabric 70 is sandwiched between the arms and the second roller 11.
Touches 0. The fabric 70 is attached to the second roller 20 and the first roller.
As shown in FIGS. 8 and 9, the fabric 70 is held between the rollers 10 and further transferred to the side opposite to the adhesive machine as the slide plate 6 moves, and the end of the fabric 70 is in the conveyance path of the fabric adhesive machine 8. Belt conveyor 9
The fabric 70 is suspended from the second roller 20 in a folded state. After a certain period of time, Rod 4
When the cylinder 3 is operated in the direction of contraction, the slide plate 6 moves toward the adhesive machine, and along with this, the first roller 10 and the second roller 20 begin to move toward the adhesive machine. When the pin 13 of the camshaft 12 pivotally mounted on the slide plate 6 comes into contact with the regulation plate 5 again, the camshaft 12 is regulated by the regulation plate 5 and rotates toward the side opposite to the adhesive machine. Then, the first roller 10 separates from the second roller 20. The first roller 10 returns to the initial position as shown in FIG. 10, and the second roller 20 comes into contact with the third roller 30 with the fabric 70 suspended. The fabric 7 transported from the fabric 70 adhesive machine 8 in this way
The 0's are collected in a sequential manner. Note that, although the fabric 70 is thick due to the stacking of the fabric 70, this thickness is absorbed by the rotation of the arm of the third roller 30, and the second roller 20 is placed in a fixed position.

(Effect of the invention) As described above, according to the drive structure of the stacker in the fabric bonding machine according to the invention, there is no need for two driving sources, the cylinder for the first roller and the cylinder for the second roller, and a single driving source is used. Both rollers are moved by the operation of the rollers, and the fabric can be collected without the complexity of the adjustment mechanism such as adjusting the mutual operation of the drive sources, which is required in the conventional method using independently provided drive sources. have.

[Brief explanation of drawings]

FIG. 1 is a perspective view of the stacker in the fabric bonding machine according to the present invention, FIG. 2 is a rear view of the main part showing the mechanism of the drive section, FIG. 3 is a sectional view taken along the line A-A in FIG. 2,
4 to 10 are diagrams for explaining the operating state of the stacker, and FIGS. 4, 6, 8, and 10 are views of the mechanism of the driving section of the stacker as viewed from the front side. Figures 5, 7 and 9
The figures show internal mechanisms corresponding to FIGS. 4, 6, and 8, respectively. FIG. 11 is a perspective view of a conventional stacker. In the figure, 1 is a stacker, 2 is a fixed frame, 3 is a cylinder, 4 is a rod, 5 is a regulation plate, 6 is a slide plate, 7 is a spring, 10 is a first roller, 12 is a camshaft, 13 is a pin, 13 is a pin, 20 is a second roller, and 30 is a third roller.

Claims (1)

[Claim for Utility Model Registration] A drive structure for a stacker that stacks and collects multiple fabrics pressed and conveyed by a fabric bonding machine, including a slide fixed to the rod of a cylinder that reciprocates in the fabric conveyance direction. a second roller fixed to the slide plate and moved together with the slide plate; a first roller fixed to the other end of the arm via an arm pivotally connected to the slide plate; and a first roller fixed to the other end of the arm via an arm pivotally connected to the slide plate. It includes a camshaft that is integrally provided and rotates with the arm, a spring that is attached to the camshaft on one side and a slide plate on the other, and a regulation plate that moves toward and away from the camshaft to regulate the biasing of the spring. , The second roller is moved by the reciprocating movement of the slide plate, and the arm is rotated to move the first roller to the second roller.
A drive structure for a stacker in a fabric bonding machine, characterized in that the stacker is brought into contact with and separated from a roller.