JPH0687870B2 - Improvement of condom manufacturing method - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention, in the final step of manufacturing a condom, after forming the shape of a condom shaping tool, when the semen bag is in a state of protruding upward, the tongue pieces are placed on the left and right sides. Insert the insertion hole into the center through hole of the cross-shaped attachment auxiliary tape provided, wrap both ends of the attachment auxiliary tape into the fold back wheel for strengthening the lip, and use the air or the push rod from above the protruding semen reservoir bag to remove the semen reservoir bag. The present invention relates to an improvement of a condom manufacturing method in which a step of sticking out to the back side is added, and in that state, the condom is packaged by an automatic packaging machine.

[0002]

2. Description of the Related Art In the process of manufacturing a conventional condom,
A condom that was molded and provided with a folding wheel for strengthening the lip,
Since it was rolled up and the shape was adjusted, the semen bag was projected upward, and it was packaged by an automatic packaging machine, so it is easy to incorporate air when mounting it during use,
Due to this, the condom molded extremely thin was likely to swell and break due to compressed air pressure during use.

[0003]

DISCLOSURE OF THE INVENTION The present invention is an improved method of manufacturing a condom in order to eliminate the above-mentioned inconvenience. In the manufacturing process of a condom, a mounting auxiliary tape having a through hole at its center is used. Then, add the step of protruding the semen bag of the condom to the back side, turn over the semen bag to eliminate the area where air easily collects, and wrap the mounting aid tape.
It is an object of the present invention to improve a method for manufacturing a condom that can be manufactured by adding a process such as applying a liquid such as silicone oil, and the semen storing bag portion is crushed by closely adhering to each other, which is easy to put on and hardly collects air.

[0004]

According to a first aspect of the present invention, in the final step of manufacturing a condom, the tongue pieces are formed on the left and right sides of the semen reservoir bag portion which is formed in the shape of the condom shaping tool and which is projected upward. Insert the center through hole of the cross-shaped mounting auxiliary tape provided, wrap both ends of the mounting auxiliary tape in the folding wheel for strengthening the lip, and pass the semen reservoir bag protruding upward through the central through hole of the mounting auxiliary tape. The feature is that the process of projecting to the back side of the condom with air or a push rod from above is added, and the condom is wrapped by an automatic packaging machine.

According to a second aspect of the present invention, in the final step of manufacturing a condom, a condom provided with a fold-back wheel for strengthening a lip is used to wind a condom with a protruding rod of a condom shaping tool that can be freely put in and taken out. While adjusting the shape by processing, add a step of pushing the inside of the semen reservoir bag part from above with air or a pushing rod to the inside of the cavity created by the depressed tip protruding rod to the back side, after applying liquid such as silicone oil, automatic packaging machine The feature is that it is wrapped over.

[0006]

According to the first aspect of the present invention, in the final step of manufacturing a condom, after being formed into a shape of a condom shaping tool, a semen storage bag portion protruding upward is provided with a tongue piece on the left and right sides in a cross shape. Insert the central through hole of the auxiliary tape, wrap both ends of the mounting auxiliary tape around the fold-back wheel for strengthening the lip, and push the semen reservoir bag protruding upwards through the central through hole of the mounting auxiliary tape from above or push it out. A stick was added to the back side of the condom to wrap it in an automatic wrapping machine, so when using it to tear the packaging and take it out and put it on, the semen bag will project to the back side in advance. There is no room to collect.

According to a second aspect of the present invention, in the final step of manufacturing a condom, the condom provided with a folding wheel for strengthening the rim is made to wind up and out with the tip projecting rod of the condom shaping tool being rolled up together with the mounting auxiliary tape. While processing and adjusting the shape, add a step of protruding the inside of the bag containing semen from the top with air or a pushing rod to the inside of the cavity created by the recessed protruding tip rod, and after applying liquid such as silicone oil, automatic packaging machine Since it is wrapped over, the front and back of the condom can be easily distinguished when the package is torn, taken out and put on when used, and there is no room for air to collect because the semen bag part protrudes to the back side in advance. By pulling down the attachment auxiliary tape, it is possible to attach it with reasonable force and because it holds down the semen reservoir bag that has been turned over to the end.

[0008]

EXAMPLE FIG. 1 is a schematic diagram for explaining the flow of the manufacturing process of claim 1, in which the latex extracted from raw rubber as a raw material is in the state of an emulsion, and the raw material quality, impurities, specific gravity and the like are inspected to obtain a raw material. In order to mix 15 kinds of compounded chemicals to form a homogeneous emulsion,
Using a ball mill, mix and knead and transform into a granular shape to make the material easier to handle. In order to put the product on the processing line, the raw material is again converted into a milky substance, and a homogenizer is used to obtain a stable quality of the material, and the amount used is powdered and converted into a liquid again by a vulcanizer.
In an automatic condom production machine, it begins with the work of cleaning the shape-shaping device. The washing work is performed at a hot water temperature of about 60 degrees centigrade, while the shower and a rotating brush rotate the shape shaping tool while the line is advanced in a suspended state. At the same time, in order to proceed to the next step, the temperature of the shape-shaping tool itself is lowered to make the temperature of the emulsion easy to adapt to about 36 degrees Celsius. A cleaning agent that removes deposits such as latex slag and oil components is also used. The inspection is by visual inspection by an inspector. The shape shaping tool (1) has a product shape and is made of strong glass. The gear (3) is mounted so as to rotate at the mounting position of the line conveyor (2) in order to obtain a uniform thickness in a state where the emulsion is applied up to a certain line. When rotational vibration is transmitted, defective elements such as wrinkles frequently occur in products, so a gear having a non-ferrous material and a vibration absorbing force is used rather than a metal gear. Latex emulsion of material 36-37 degrees Celsius
The shape-shaping tool (1) is attached to the line of the emulsion tank (4) while maintaining the processing temperature at a degree as a guide.
The emulsion tank (4) rising from the bottom is fixed at the position where the shape-shaping tool (1) swims with respect to the line which is initially fixed in the downward direction, and the line is actuated to operate the shape-shaping tool (1). )
Moves. After the shape-shaping tool (1) exits the emulsion tank (4) line for stable installation, the line is made to U-curve upward after a certain time while being rotated by hanging downward, and the line is continued to rotate. To achieve uniform thickness. When the semi-finished product condom (5) is attached to the shape shaping tool (1), there is no fold-back (6) for strengthening the edge of the product opening, so the shape-shaping tool is rotated by rotating the laterally inclined roller (7). Use the rotation of to increase the wall thickness of the lip. The line of the shape-shaping device is changed to suspend downward, and the semi-finished product condom (5) is moved by being immersed in a water bath (8) having a temperature of about 60 degrees Celsius in order to stabilize the properties. To remove the semi-finished condom (5) from the shape-shaping tool (1), use radiant water, the amount of water that does not destroy the semi-finished condom (5), and above the shape-shaping tool (1) suspended by hydraulic pressure. Release diagonally downward and remove. The wet semi-finished condom (5) is dehydrated with a dehydrator. For pinhole inspection, use a pinhole tester.
The principle is to put a semi-finished product condom (5) on a stainless steel tester bar by hand, immerse it in a test water tank to energize it, and remove it if it is found that there is a pinhole in the product with leakage. Dry the semi-finished condom (5),
Roll up and shape. Here, the air (9) is blown out from above, or the semen reservoir bag portion (11) is turned upside down and ejected by the push rod (10). Sampling tests such as pulling, deterioration, aging, and electrical tests are performed before packaging.

FIG. 3 shows a state in which the folded-back wheel (6) portion of the rim according to claim 2 is made, and FIG. 4 shows a state in which the rubber roller (7) is inclined and is wound up together with the mounting auxiliary tape (12). Show. FIG. 5 shows a state in which the tip projecting rod (1A) of the shape shaping tool (1) is lowered, air (9) is ejected from above, and the semen storage bag portion (11) is inverted to the back side. At this time, the tip protruding rod (1) of the shape shaping tool (1)
If the vent hole (B) is provided in the hollow portion (A) after the lowering of (A), the semen reservoir bag portion (11) can be easily inverted. FIG. 6 shows a state in which the semen bag (11) is turned upside down by the push rod (10). After applying silicone oil or the like,
The product is packaged and processed by an automatic packaging machine.

Next, the operation of the embodiment will be described. In the final step of manufacturing a condom according to claim 1, after the semi-finished condom (5) is molded, the semen reservoir bag (11) protruding upward has left and right tongue pieces (14), (1).
5) The cross-shaped mounting auxiliary tape (12) provided with the central through-hole (13) is inserted through the fold-back loop (6) for strengthening the lip.
The both ends of the attachment assisting tape (12) are wound around, and the semen reservoir bag portion (11) protruding upward is penetrated through the central through hole portion (13) of the attachment assistance tape (12), and the air (9 ) Or a push rod (10), the process of sticking out to the back side of the semi-finished condom (5) was added, and the packaging was done by an automatic packaging machine. Since the part (11) is projected to the back side in advance, there is no room for air to be collected.

In the final step of manufacturing a condom according to claim 2, a semi-rim provided with a folding wheel (6) for strengthening the rim, which allows the tip projecting rod (1A) of the condom shape shaping tool (1) to be freely put in and out. The product condom (5) is rolled up together with the mounting aid tape (12) to adjust the shape, and the inside of the semen reservoir bag (11) is depressed from above by air (9) or a push rod (10). A step of projecting into the cavity (A) created by the projecting rod (1A) was added, and after applying a liquid such as silicone oil, it was packaged by an automatic packaging machine, so when using it, break the package and take it out and put it on. Sometimes, the front and back of the condom can be easily discriminated, and since the semen bag (11) is projected to the back side in advance, there is no room for air to collect, and by pulling down the mounting aid tape (12), a uniform force is exerted. And until the end flipped semen reservoir bag portion (11) can be mounted without any difficulty because the presses.

[0012]

As described above, according to the present invention,
In the final process of condom production, when the semen bag of the condom, which was formed into a condom shape and then provided with fold-backs for strengthening the lip, was in a state of protruding upwards, a cross shape with tongue pieces on the left and right sides. Insert the central through hole of the mounting aid tape, wrap both ends of the mounting aid tape into the lip-reinforcing foldback wheel, and pass the semen bag bag protruding upward through the central through hole of the mounting aid tape. Add a step to push the semen bag back to the back side with air or a push rod from the upper side, turn the semen bag bag upside down to eliminate the places where air is easy to collect, and wrap both ends of the attachment auxiliary tape into the lip for strengthening the lip. When a process of applying a liquid such as silicone oil is added, the semen bag will be squeezed tightly, and the condom can be easily distinguished from the front and back when the package is torn, taken out, and put on when used. Since the semen bag part protrudes to the back side in advance, there is no room for air to be collected, and it can be installed with equal force by pulling down the mounting auxiliary tape, and the semen bag part that has been turned upside down can be comfortably mounted. Is an excellent invention that can produce

[Brief description of drawings]

FIG. 1 is a schematic diagram illustrating a flow of a manufacturing process according to claim 1 of the present invention.

FIG. 2 is a perspective view of a shape shaping tool.

FIG. 3 is a view showing a state in which a folded back wheel portion of the rim according to claim 2 of the present invention is produced.

FIG. 4 is a view showing a state in which the rubber roller is inclined and wound up together with the mounting auxiliary tape according to claim 2 of the present invention.

FIG. 5 is a diagram showing a state in which the semen reservoir portion that has been projected by air is inverted into the hollow portion after the tip protruding rod of the shape shaping tool has been lowered.

FIG. 6 is a diagram showing a state in which the semen reservoir portion projected by the push rod is inverted into the cavity after the tip protruding rod of the shape shaping tool is lowered.

[Explanation of symbols]

 (1) ・ ・ ・ Shape shaping tool (1A) ・ ・ Tip protruding rod (5) ・ ・ ・ Semi-finished product condom (6) ・ ・ ・ Folding wheel at edge (7) ・ ・ ・ Rubber roller (9) ・ ・ ・Air (10) ··· Extrusion rod (11) ·· Semen bag (12) ·· Auxiliary mounting tape (13) · · Central through hole

Claims (2)

[Claims] 1. In the final step of manufacturing a condom, after molding into a shape of a condom shaping tool, a semen storing bag portion protruding upward is provided with a tongue piece on the left and right sides of a cross-shaped attachment auxiliary tape. Insert the hole, wrap both ends of the mounting aid tape around the edge-reinforcing foldback wheel, and pass the semen reservoir bag protruding upwards through the central through hole of the mounting aid tape from above with air or a push rod to Improvement of the condom manufacturing method, which is characterized by the addition of a process of sticking out to the back side and packaging with an automatic packaging machine. 2. In the final step of manufacturing a condom, the condom shaping tool has a protruding rod that can be freely moved in and out, and a condom provided with a rim-reinforcing return wheel is rolled up together with a mounting aid tape to form a shape. While arranging, add a step of pushing the inside of the cavity part made by the depressed tip protruding rod to the back side with air or a pushing rod from above in the semen bag
An improved method of manufacturing a condom, which is characterized in that after applying a liquid such as silicone oil, it is wrapped in an automatic packaging machine.