JPH0555022B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a film draw-out resistance measuring device for measuring the resistance value of a film sealed in a cartridge.

[Prior Art] For example, a film pull-out resistance measuring device for pulling out the lead portion of a film enclosed in a cartridge and measuring its pull-out resistance value is used, for example.
As disclosed in Japanese Patent No. 71737, a cartridge is held in a cartridge holder fixed to an index table, and a film drawer measuring means is fixed to the outside of the index table, and the cartridge is intermittently conveyed to a predetermined position. There is one that pulls out the lead part of the cartridge at the position and measures the pull-out resistance value.

[Problems to be Solved by the Invention] Incidentally, in this film drawing resistance measuring device, the measuring means is disposed outside the index table, and the cartridge is held in a cartridge holder attached to the index table.
When taking measurements, it is necessary to stop the index table and take measurements. For this reason, the conveyance of the cartridge becomes intermittent, and there is a limit to the shortening of the measurement time due to the fact that the cartridge is stopped during the measurement, which is an impediment to improving the throughput.

This invention was made in view of the above circumstances, and provides a film drawing resistance measuring device that improves measurement speed and further increases throughput by measuring the cartridge while it is continuously transported by a transport section and an inspection turret. is intended to provide.

[Means for Solving the Problems] In order to solve the above-mentioned problems, the present invention provides a film withdrawal resistance measuring device for measuring the withdrawal resistance of a film sealed in a cartridge with a leader section pulled out to the outside. A cartridge holder for holding the cartridge is provided in the transport section, and an inspection turret having a drive mechanism for the transport section rotates the cartridge, which is partially held by the cartridge holder provided in the transport section, together with the inspection turret. The inspection turret is provided with a cartridge holding mechanism for holding the cartridge while the inspection turret is rotating continuously, and a film pull-out mechanism for pulling out the leader portion of the film is provided integrally with the cartridge holding mechanism. The present invention is characterized in that the film draw-out resistance value is measured by a measuring means provided in the film draw-out mechanism while the cartridge is continuously conveyed.

[Function] In the present invention, the cartridge is held by the transport section and the inspection turret, and the inspection turret continuously rotates while holding the cartridge, and the film drawing resistance value is measured by the measuring means provided in the film drawing mechanism. Measure while continuously conveying.

[Example] Next, an example of the present invention will be described in detail based on the accompanying drawings.

In the figure, reference numeral 1 denotes a rotating shaft of a film drawer measuring device, and a sprocket 2 and an inspection turret 3 are provided on the rotating shaft 1 of the conveying section A so as to be rotatable together.

A chain 4 meshes with the sprocket 2, and cartridge holders 6 for holding cartridges 5 at predetermined intervals are provided above the chain 4. A cartridge holder 7 on which the cartridge 5 is placed is provided above the cartridge holder 6.

As shown in FIG. 2, holder guides 8 and 9 are provided on both sides of the chain 4, and a holder guide 10 is similarly provided on the upper surface of the sprocket 2. 9 and 10 are both on the same surface. Rollers 11 and 12 are arranged on both sides of the cartridge holder 6 and run on holder guides 8, 9 and 10 to position the cartridge holder 6 in the vertical direction.

In the inspection area around the sprocket 2, a positioning guide 13 is arranged above the holder guide 9. A bracket 14 is fixed to the sprocket 2, and a pair of arms 14a and 14b are formed at the tip of the bracket 14. Positioning rollers 15 and 16 are supported by the arms 14a and 14b, and these positioning rollers 15 and 16 come into contact with rollers 17 on the sides of the patrol holder 6.
The cartridge holder 6 is supported at three points by the side surfaces of the positioning guide 13, thereby regulating the horizontal position of the cartridge holder 6.

A guide 18 is fixed to the inspection turret 3 having a drive mechanism for the transport section A, and this guide 18
A cartridge holding mechanism 19 is provided.

Patrone holding shaft 2 of cartridge holding mechanism 19
0 and the support shaft 21 are provided on the guide 18 so as to be movable up and down. A bracket 22 is fixed to the upper end of the cartridge holding shaft 20, and a bracket 23 is fixed to the lower ends of the cartridge holding shaft 20 and the support shaft 21.
are connected via a connecting member 24.

A cam follower 25 is fixed to the connecting member 24, and the cam follower 25 is moved up and down by a cylindrical cam 26 as the inspection turret 3 rotates.

A cartridge upper presser 20a is provided at the lower end of the cartridge holding shaft 20, and the cartridge upper presser 20a holds the cartridge 5 placed on the cartridge holder 6 during measurement.

The bracket 23 has a film drawer mechanism 2.
A slider 28 of the film pull-out mechanism 27 is slidably supported by a pair of slide shafts 29 fixed to the bracket 23. A pull-out rod 30 and a clamp part fixing base 31 are fixed to the slider 28.

The pull-out rod 30 is axially movably engaged with an actuation rod 32, as shown in FIGS. 4-6. The actuating rod 32 is provided on a support portion 33a of a bracket 33 so as to be slidable in the direction of the slide axis, and the bracket 33 is fixed to the inspection turret 3.

An operating lever 34 is attached to the support shaft 3 on the bracket 33.
The tip of the actuating lever 34 engages with the engagement shaft 36 of the actuating rod 32. A cam follower 37 is fixed to the center of the operating lever 34 and is pushed by the rotation of the drawer cam 38.

The pull-out cam 38 is provided on a drive shaft 39 whose tip end is pivotally supported on the bracket 33, and this drive shaft 39 is driven by a motor (not shown) provided on the inspection turret 3.

As the actuating lever 31 rotates, the actuating rod 32 slides on the bracket 33 via the engagement shaft 36, thereby pushing the pull-out rod 30.

The drawer cam 38 has a cam curve designed so that the drawer rod 30 moves at a constant speed, and thereby the slider 28 moves at a constant speed.

The clamp part fixing base 31 is shown in FIGS. 7 and 8.
As shown in the figure, a clamper 40 and an air cylinder 41 are provided. The clamper 40 is rotatably supported by the clamp part fixing base 31 via a support shaft 42, and one end 40a of the clamper 40 is connected to the air cylinder 41 via a protruding rod 43. The pressing portion 40b of the clamper 40 is configured to press the lead portion 44a of the film 44 enclosed in the cartridge 5 between the pressing portion 40b and the clamp portion fixing base 31.

A load cell 45 is provided on the clamp portion fixing base 31, and a load cell pushing portion 46 is provided on the slider 28 at a position facing the load cell 45. The clamp part fixing base 31 has a slight degree of freedom in the lateral direction with respect to the slider 28, for example, 2 to 3 mm, and the distance between the load cell pushing part 46 and the tip of the load cell 45 is, for example, 1 mm at maximum. There is a gap of some degree.

The slider 28 has a clamper 40 and a film 44.
After the lead portion 44a is clamped, it moves at a constant speed in the direction of the arrow as shown in FIG. By this movement of the slider 28, the integrated load cell pushing part 46 is pushed onto the clamp part fixing base 3.
1 while pushing the tip of the load cell 45.

As the slider 28 moves, the lead portion 44a of the film 44 is pulled out, but since it is pulled out at a constant speed, the load of only the resistance of pulling out the film 44 from the cartridge 5 is applied to the tip of the load cell 45, which is the measuring means. It's becoming like that.

Next, the operation of this embodiment will be explained.

When the rotating shaft 1 of the film drawing resistance measuring device rotates, the inspection turret 3 and sprocket 2 rotate together, and the rotation of the sprocket 2 drives the chain 4, and the cartridge holder 6 fixed to the chain 4 is conveyed. . A cartridge 5 is delivered to the cartridge holder 6 at a predetermined position by a supply device (not shown), and is transported to a measurement area around the inspection turret 3.

In this measurement area, the cartridge holding shaft 20 is lowered together with the cam follower 25 by the cylindrical cam 26. The upper end of the cartridge 5 placed on the cartridge holder 6 is held by the cartridge presser 20a of the cartridge holding shaft 20.

Then, the air cylinder 41 of the clamp part fixing base 31 is activated to press the pressing part 40b of the clamper 40.
The lead portion 44a of the film 44 of Patrone 5
to clamp.

Then, a motor (not shown) drives the drive shaft 39.
to rotate the drawer cam 38 and release the operating lever 3.
4 in the counterclockwise direction as shown in FIG. As a result, the actuating rod 32 slides on the bracket 33 via the engagement shaft 36, pushing the pull-out rod 30 and slidingly moving the slider 28.

As the slider 28 moves, the load cell pushing section 46 moves while pushing the tip of the load cell 45 on the clamp section fixing base 31. As the slider 28 moves, the lead portion 4 of the film 44
4a is being pulled out, but since it is being pulled out at a constant speed, a load equal to only the pull-out resistance of the film 44 from the cartridge 5 is applied to the tip of the load cell 45, and by measuring this load, the pull-out resistance of the film 44 can be determined. be measured.

The operations of pressing the cartridge 5 held in the cartridge holder 6, sliding the slider 28 to pull out the film 44 from the cartridge 5, and measuring the pull-out resistance with the load cell 45 are performed while the cartridge 5 is being conveyed.

[Effects of the Invention] As described above, in the present invention, while the inspection turret continuously rotates and holds the cartridge, the film pull-out resistance value is measured by the measuring means provided in the film pull-out mechanism while the cartridge is continuously conveyed. Therefore, unlike conventional methods, there is no need to stop the index table during measurement, and the cartridge is transported continuously, reducing measurement time and significantly improving processing capacity. can be achieved.

In addition, the cartridge holder of the transport section and the cartridge holding mechanism of the inspection turret rotate and hold the film together with the inspection turret, and the film is then held by the measuring means provided in the film drawer mechanism provided integrally with the cartridge holding mechanism of the inspection turret. Since the withdrawal resistance value of the cartridge is measured while continuously transporting the cartridge, the cartridge transport mechanism and the cartridge withdrawal resistance value measurement mechanism are integrated, and the structure is simple and can be downsized.

[Brief explanation of the drawing]

Fig. 1 is a sectional view of a film drawer resistance measuring device to which the present invention is applied, Fig. 2 is a plan view, Fig. 3 is a side view of the cartridge holding mechanism, Fig. 4 is a sectional view thereof, and Fig. 5 is a film drawer. Plan view of mechanism, 6th
The figure is a sectional view, FIG. 7 is a plan view of the measuring means, and FIG. 8 is a side view. DESCRIPTION OF SYMBOLS 1... Rotating shaft, 2... Sprocket, 3... Inspection turret, 4... Chain, 5... Patrone, 6... Patrone holder, 19... Patrone holding mechanism, 27... Film drawing mechanism.

Claims (1)

[Claims] 1. In a film pull-out resistance measuring device that measures the pull-out resistance of a film enclosed in a cartridge with the leader section pulled out to the outside, a cartridge holder for holding the cartridge is provided in the conveying section, and the conveying section is driven. The inspection turret having a mechanism is provided with a cartridge holding mechanism for holding a cartridge partially held in a cartridge holder provided in the transport section while rotating together with the inspection turret,
Further, a film drawer mechanism for pulling out the leader portion of the film is provided integrally with the cartridge holding mechanism, and while the inspection turret continuously rotates and holds the cartridge, a measuring means provided in the film drawer mechanism measures the resistance of the film to be drawn out. A film drawing resistance measuring device characterized in that the value is measured while the cartridge is continuously conveyed.