JPS63111805A - Apparatus for producing slide fastener - Google Patents

Abstract

(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an apparatus for manufacturing slide fasteners to be attached to articles such as pants.

BACKGROUND OF THE INVENTION A conventional manufacturing device for a slide fastener to be attached to pants, etc. is, for example, as shown in Japanese Patent Publication No. 51-1184, in which a slider holding device A and a bottom stopper mounting device are provided adjacent to each other. The slider S is held and fixed on the upper part of A, and the left and right slide fastener chains F, cut to a predetermined length, are inserted through the shoulders of the slider S and the engaged slide fastener chains are attached to the next bottom stopper mounting device B. The slide fasteners were manufactured by setting them up and attaching the bottom stoppers there. (Refer to Figure 7) Problems to be Solved by the Invention Conventional slide fastener manufacturing equipment involves manually inserting a slide fastener chain cut into a predetermined length into a slider, and inserting the chain into the next bottom stop attachment device. Since the lower stopper was attached to the lower stopper, it was not suitable for mass production and production efficiency was poor, which was a problem.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a slide fastener manufacturing apparatus which is automated and capable of mass production, and which is interconnected and which solves the problems of the conventional art.

Means for Solving the Problems In order to solve the problems of the conventional art, the present invention, as shown in FIG. In an apparatus for tearing slide fasteners, a gripper device 1 for gripping the tip end of a slide fastener chain F to be finished and transferring it along a processing line, and a gripper device 1 provided successively close to each other in the direction of transfer of the slide fastener chain F are provided. A cutting device 2 for cutting the slide fastener chain F into a predetermined length, a bottom stop attaching device 3 for attaching the bottom stop T, a slider holding device 4 for attaching the slider S, and a slider holding device held by the slider holding device 4. By comprising a slider holding control device 5 that controls the timing of the slide fastener, it is possible to automate the finishing process of the slide fastener and enable mass production, and the device itself is made compact.

Embodiment Next, an embodiment of the slide fastener manufacturing apparatus of the present invention will be explained based on the drawings.

FIG. 1 schematically shows the entire slide fastener manufacturing apparatus (hereinafter simply referred to as the main manufacturing apparatus) of the present invention.
This manufacturing device consists of a gripper device 1, a cutting device 2, a bottom stopper attachment device 3, a slider holding device 4, and a slider holding control device 5, and consists of a long continuous slide fastener chain (hereinafter simply referred to as chain) F. Bottom stopper T
This is a device that automatically manufactures a short slide fastener of a desired length, to which a slider S and a slider S are attached.

Next, each device will be explained. First, the gripper device 1
is a device that grips the tip of a long chain F and transports it along the processing line, and the two guide bars 6.
It is configured to slide by a driving means such as an air cylinder (not shown), and a pair of left and right grippers 8°9 that grip the tip of the chain F are attached to guide bars 6 and 6 as shown in FIG. The rear ends of grippers 8 and 9 are attached to pivot pins 10.
10, it is rotatably attached. Each of the grippers 8 and 9 has upper and lower gripping pieces, and is configured to grip the tip of the chain F by opening and closing the grippers up and down using an air cylinder (not shown). Each of the grippers 8 and 9 is biased by a spring so that the tips thereof are always close to each other. When installing the slider S, the grippers 8 and 9 are used to open the tip of the gripped chain F in a Y-shape.
A guide pin 13.13 is provided on the upper surface of the gripper device 1, and an elongated cam plate 11 having a tapered cam surface 12 at its tip and disposed on the line of movement of the gripper device 1 is used to move the gripper device 1 as shown in FIG. As shown by the dotted chain line, the grippers 8 and 9 are configured to rotate around a pivot pin 10 so that the tips of the grippers 8 and 9 are separated from each other. The gripper device 1 is stopped by a stopper device 15 disposed at the end of the chain F transfer path.

The stopper device 15 includes a moving body 16, a stopper 17,
The proximity switch 19 has a force of 1, and the moving body 16 has a gripper.
The gripper is fitted into the rear part of an elongated cam plate 11 provided on the line of movement of the device 1, and is centered at a selected position for cutting the slide fastener to the length to be produced.
When the device 1 moves backward, the magnet 14 provided at the rear of the gripper device #1 activates the front switch of the proximity switch 19 provided at the top of the moving body 16, and the gripper device 1
The gripper stops the drive means and retreats due to inertia.
The device 1 is a stopper 1 provided at the lower front of the moving body 16.
7 and stop it completely. At the same time as the chain is stopped, cutting and attachment of the lower stopper T are performed at the rear end of the chain. When cutting and attachment of the bottom stopper are completed, the stopper 17 is lowered to the inactive position shown by the two-dot chain line in FIG. The chain F moves backward and the cut rear end of the chain F is transferred to a position where the cutting device 2, bottom stop attachment device 3, and slider holding device 4 do not interfere with ejection, and there, the magnet 14 provided on the gripper device 1 The drive means of the gripper device 1 is stopped by actuating the switch at the rear of the proximity switch. Then, the gripper device, which retreats due to inertia, comes into contact with the movable body 16 and comes to a complete stop, and the grippers 8 and 9 provided on the gripper device 1 are opened to release the gripped chain F, and the short length that has been processed is The slide fastener Th falls downward and is discharged. The length of the slide fastener to be produced can be adjusted using cam plate 1.
The desired length can be freely selected by moving the stopper device 15 on the 1 scale and setting it at the desired length position.

Next, the cutting device 2 will be explained.The cutting device 2 is located on the side where the chain F is sent out in order to cut the rear part of the chain F, and the chain sensor 21 detects the presence or absence of the chain and prevents the chain from returning. It is provided near the exit of the guide 22. The cutting device 2 includes a cutter 23 having a blade at the lower end and a pedestal provided below the chain transport path, and is configured to cut the chain F by lowering the cutter 23t'' from above.

The bottom stop attachment device 3 is provided adjacent to the downstream side of the cutting device 2, and includes a forming punch 24, a cutting punch 25, a pen holder 26, and a die 27 provided below the chain transfer path. A cutting punch 25 is used to cut the sheet metal for the bottom stop supplied to the receiving part of the bender ~26.
The cut sheet metal is cut to a certain length by the 7-ohming punch 24 and lowered, and the lower stopper T is attached to the chain F in cooperation with the lower die 27 that has risen. The installation work of this bottom stopper T is performed on the gripper device 1.
This is done at the same time as the cutting operation when the machine first stops.

The slider holding device 4 is provided close to the downstream side of the bottom stop attaching device 3, and is located below the chain F conveyance path, where the chain F gripped by the gripper device 1 and transported. The slider holder is attached to the tip of the slider. The slider holding device 4 has a slider holder 28, and a lifting rod 3o provided on the slider holder 28 is lowered, and a lever 29 for holding the slider is rotated around an axis pin 31, as shown in FIG.
Move the slider to the position indicated by the dashed dotted line, supply the slider St to the tip of the slider holder 28 from a slider supply unit (not shown), raise the elevator rod 30 to raise the lever 29, and press the handle of the slider S with the clamper 32 to move the slider S. 'l Hold and wait. When installing the slider holder 28, the slider holder 28 is raised and the slider
-Insert and install. A slider sensing device 33 is provided above the slider holder 28,
The presence or absence of the slider S is detected by the contact of the slider S which has been raised for installation, and if the slider S is not present, the upper micro-sinch is activated to stop the device.

Finally, the slider holding control device 5 will be explained.
This slider holding control device 5 is a device that controls the timing for releasing the holding of the slider S inserted into the chain F by the slider holding device 4.
It is movably attached to a bar provided parallel to a guide bar 6 that guides the device 1, and is configured such that the moving gripper device 1 operates a limit switch to release the holding of the slider S. There is. Therefore, if the slider holding control device 5 is set at a desired position, when the gripper device 1 has transferred the chain F by the desired length, a command to release the holding is given to the slider holding device, and the lever 29 is rotated. The holding of the slider S is released, and the slider S is transported together with the chain F. For example, as shown in Figs. 4 and 5, the stop position of the slider S of the short chain is operated to tighten the slide fastener. The slide fastener can be discharged in a desired state by being in an engaged state or in an open state. Note that instead of operating the slider holding control device 5 using the gripper device 1, a timer may be used to operate the slider holding control device 5.

As described above, this manufacturing device automatically attaches the slider, attaches the bottom stop, and cuts the chain while the tip of the chain is gripped by the gripper device 1 and transferred along the processing line. The cutting device 2, the bottom stopper mounting device 3, the slider holding device 4, and other processing devices are arranged close to each other to perform the processing work, and the long slide fastener is cut out as shown in Fig. 6. This makes it possible to manufacture even short slide fasteners, and the manufacturing equipment is also compact.

Effects of the Invention The present invention has the above-described structure, and cuts, attaches a bottom stop, attaches a slider, etc. to the slide fastener chain that is transferred by a gripper device that grips the tip of the slide fastener chain. This structure makes it easy to automate the finishing process, making mass production possible.In addition, the cutting device, bottom stop mounting device, and slider holding device are installed in close proximity, making the device compact. Since the slider held by the slider holding device can be released at will using the holding control device, the slide fastener can be finished in the desired state, such as closed or open, resulting in very excellent effects. This is what we are doing.

[Brief explanation of the drawing]

FIG. 1 is a side view schematically showing the entire slide fastener manufacturing apparatus of the present invention, FIG. 2 is a perspective view of the gripper device of the manufacturing apparatus, FIG. 3 is a plan view, and FIGS. 5
6 is a plan view of a slide fastener manufactured by the present manufacturing apparatus, and FIG. 7 is a side view of a known slide fastener manufacturing apparatus. 1...Gripper device 2...Cutting device 3...Bottom stop attachment device 4...Slider holding device 5...Slider holding control device 8.9...Gripper 11°°・Cam plate 15... Stopper device 17... Stopper 21... Chain sensing device 28... Slider holder 33... Slider sensing device

Claims (1)

[Claims] A gripper device that grips and transfers the tip of the slide fastener chain (F) in a device that manufactures slide fasteners of appropriate length from a continuous slide fastener chain (F) with a bottom stopper (T) and a slider (S) attached. (1), a cutting device (2) for cutting the slide fastener chains (F), which are provided successively close to each other in the transport direction of the slide fastener chain (F);
A bottom stop attachment device (3) for attaching the slider (S), a slider holding device (4) for attaching the slider (S), and a slider holding control device (4) for controlling the release of the slider (S) from the slider holding device (4). 5) A slide fastener manufacturing device comprising: