JP6618851B2 - Method for manufacturing fastener assembly - Google Patents

Description

  The present invention relates to a method for manufacturing a fastener assembly in which a plurality of fasteners are connected.

  Conventionally, there has been a multiple stapler in which many staples are connected (see, for example, Patent Document 1). As shown in FIG. 13, this multiple steple 11 is covered with a synthetic resin coating 13 over the back and shoulder portions of a large number of staples 12 by synthetic resin molding, and each back portion of the synthetic resin coating 13. Are integrally connected by the thin connection 14, so that the staple body 12 is coated with the synthetic resin, and at the same time, the staple 15 coated with the synthetic resin is connected.

Shokai 48-101197

  By the way, in the conventional multi-step staple 11, although synthetic resin coating and connection could be simultaneously performed by synthetic resin molding, between the staples 15 and 15 (fasteners) for molding. There is a possibility that the thin connection 14 cannot be made uniform.

  The present invention has been made to solve the above-described conventional drawbacks, and an object of the present invention is to provide a method for manufacturing a fastener assembly capable of making the connection between fasteners uniform. There is.

In order to achieve the above object, a method for manufacturing a fastener assembly according to the present invention has the following configuration. That is,
According to a first aspect of the present invention, there is provided a fastener assembly manufacturing method comprising: a metal nail body; and a synthetic resin base body into which a nail portion of the nail body is inserted. It is the manufacturing method of a fastener assembly formed by connecting these fasteners at the base portion. The manufacturing method of this fastener assembly includes a pre-process, a first process, and a second process. Here, in the pre-process, the nail body is formed of a pair of nail portions that are opposed to each other and a continuous portion that connects the nail portions at one end opposite to the tip, and is formed in a substantially U shape. The nail body assembly material in which the nail bodies are connected in a row in a direction intersecting the connecting direction of the connecting portions connecting the pair of nail portions is used as a first feeding mechanism for feeding out the nail body assembly material. In addition to setting, the base aggregate material made of synthetic resin, in which the base bodies are arranged in a line and connected by a coupling portion, is set in a second feeding mechanism for feeding out the base material aggregate. In the first step, the tip of the nail portion of the nail body located at the beginning of the nail body assembly material in the feeding direction is the entrance of the insertion portion of the base body in which the nail portion is not inserted. The nail body assembly material and the base assembly material are fed out by the first and second feeding mechanisms so as to face each other. In the second step, the nail body located at the head of the nail body assembly material is pressed toward the one base to separate the nail body from the nail body assembly material, and the nail portion of the nail body is removed. It is inserted into the insertion portion of the one base. Therefore, the feeding direction of the nail assembly material by the first feeding mechanism and the feeding direction of the base material assembly by the second feeding mechanism are the same direction or opposite directions, and after the previous step By repeating the first step and the second step in order, the plurality of nail bodies are assembled to the base assembly material to manufacture the fastener assembly.

  According to this fastener assembly manufacturing method, a nail assembly material in which nail bodies are connected in a row and a base material made of synthetic resin in which the substrates are connected in a row in a connecting portion are started. In the previous step, the nail assembly material is set in the first feeding mechanism, and the base material assembly is set in the second feeding mechanism. Thereafter, in the first step, the nail body assembly material and the base assembly material are fed out, and the tip of the nail portion of the nail body located at the top in the feeding direction of the nail body assembly material is connected to the nail portion of the base assembly material. It is located facing the entrance of the insertion part of one base that is not inserted. In the subsequent second step, the nail body located at the top is pressed toward the one base body and is separated from the nail body assembly material, and the nail part of the nail body is inserted into the insertion part of the one base body. Therefore, a plurality of nails are assembled to the base aggregate by repeating the first step and the second step in order after the previous step. That is, it is possible to manufacture a fastener assembly in which a plurality of fasteners are connected, starting from a nail assembly material and a base material assembly made of synthetic resin. The base assembly made of synthetic resin has a coupling portion in a single state before the nail body is assembled, and the coupling portion can be provided without variation between the respective substrates.

  According to a second aspect of the present invention, in the manufacturing method of the fastener assembly according to the first aspect, the first feeding mechanism biases the nail body assembly material in the feeding direction. And a stopper surface that stops the leading end of the nail assembly in the feeding direction against the biasing means.

  The fastener assembly manufacturing method according to a third aspect of the present invention is the manufacturing method according to the first or second aspect, wherein in the second step, the nail portion has a tip of the nail portion. It is inserted into the insertion portion so as to remain in the insertion portion without protruding from the base.

A method of manufacturing a fastener assembly according to the invention of claim 4 is the method according to any one of claims 1 to 3, before Symbol substrate, the insertion portion to face position A pair of standing leg portions and a connecting portion that connects the standing leg portions on the side where the connecting portion is provided, and is formed in a substantially U shape, and is surrounded by the pair of standing leg portions and the connecting portion. The inside is the arrangement space through which the cable passes. Therefore, when the nail portion is inserted into the insertion portion, the protruding height of the nail portion from the standing leg portion when the connecting portion comes into contact with the connecting portion is determined by the standing leg. There is more than the height from the front-end | tip of a part to the surface where the said connection part contact | abuts to the said connection part. And the said coupling | bond part is provided with the standing leg part coupling | bond part which connects the said standing leg part in the said adjacent base | substrate, and the connection part coupling | bond part which connects the said connection part, The said leg part coupling | bond part is at least a pair of said pair Provided at each tip of the standing leg portion, the connecting portion coupling portion is provided at least at two locations separated in the connecting direction of the connecting portion.

  According to the manufacturing method of the fastener assembly according to the present invention, the base assembly made of synthetic resin has a joint portion in a single state before the nail body is assembled, There can be no variation between the substrates, whereby the connection between the fasteners can be made uniform.

It is a schematic diagram which shows the 1st process of one Embodiment of this invention. Similarly, it is a schematic diagram showing a second step. Similarly, it is a perspective view of a fastener assembly. Similarly, it is a perspective view of a nail assembly material. Similarly, it is a perspective view of a base material aggregate. Similarly, it is a perspective view of a nail body. Similarly, it is a perspective view of a base. Similarly, it is an expanded sectional view of a base. Similarly, it is a perspective view of a fastener. Similarly, it is an expanded sectional view of a fastener. Similarly, in the fastener, it is an enlarged cross-sectional view when the nail portion is inserted into the insertion portion until the connecting portion of the nail body comes into contact with the joint portion of the base body. FIG. 2 is a view corresponding to FIG. 1 of another embodiment of the present invention. It is sectional drawing which shows the conventional multiple staple.

  EMBODIMENT OF THE INVENTION Hereinafter, the form for implementing the manufacturing method of the fastener aggregate | assembly which concerns on this invention is demonstrated based on drawing.

  1 to 11 show an embodiment of the present invention. Reference numeral 1 in the figure denotes a metal nail body. Reference numeral 2 denotes a synthetic resin substrate. 3 shows a fastener. 4 shows a fastener assembly.

  Here, the fastener 3 includes the nail body 1 and the base body 2 into which the nail portion 1a of the nail body 1 is inserted. In the fastener assembly 4, the fasteners 3 are arranged in a line, and the fasteners 3 are connected by the base 2 portion (specifically, connected by a severable connecting portion 5).

  In detail, the fastener 3 is for fixing a cable to an arrangement | positioning surface, Comprising: The said nail | claw part 1a is driven into an arrangement | positioning surface, and a cable is fixed to the arrangement | positioning surface. The nail body 1 in the fastener 3 is composed of a pair of nail portions 1a, 1a that are opposed to each other, and a continuous portion 1b that connects the nail portions 1a, 1a at one end opposite to the tip. (See FIG. 6). The base body 2 has a pair of standing leg portions 2b and 2b having insertion portions 2a into which the nail portions 1a are inserted at opposite positions, and connecting the standing leg portions 2b and 2b on the side where the connecting portion 1b is provided. It consists of the part 2c, and is formed in the substantially U shape (refer FIG. 7, FIG. 8). Therefore, the inner side surrounded by the pair of leg portions 2b and 2b and the connecting portion 2c is an arrangement space 2d through which the cable passes.

  In more detail, the nail body 1 is inserted when the nail portion 1a is inserted into the insertion portion 2a provided on the standing leg portion 2b of the base body 2, and the connecting portion 1b contacts the connecting portion 2c of the base body 2. The protruding height 3a of the nail part 1a from the standing leg part 2b is at least 3b from the tip of the standing leg part 2b to the surface where the connecting part 1b contacts the connecting part 2c (see FIG. 11).

  Further, in the fastener assembly 4, the connecting portion 5 includes a standing leg connecting portion 5 a that connects the standing leg portions 2 b and 2 b and a connecting portion connection that connects the connecting portions 2 c and 2 c in the adjacent base bodies 2 and 2. Part 5b. And the leg part coupling | bond part 5a is provided in each front-end | tip of at least a pair of leg part 2b, 2b, and the connection part coupling | bond part 5b is provided in two places away in the connection direction of the connection part 2c at least. Accordingly, the base bodies 2 and 2 and thus the fasteners 3 and 3 are connected to each other at least at four locations of the pair of standing leg connecting portions 5a and 5a and the pair of connecting portion connecting portions 5b and 5b.

  The method for manufacturing the fastener assembly 4 includes a pre-process, a first process, and a second process. In the pre-process, the nail body aggregate material 6 in which the nail bodies 1 and 1 are connected in a line (for example, glued, bonded, etc.) is set in a first feeding mechanism for feeding out the nail body aggregate material 6 and the base body. The base assembly material 7 made of synthetic resin, which is connected by the connecting portion 5 in a row, is set in a second feeding mechanism that feeds the base assembly material 7.

  In the first step, as shown in FIG. 1, the tip of the nail part 1a of the nail body 1 located at the head in the feeding direction P of the nail body assembly material 6 is inserted into the nail part 1a of the base body assembly material 7. The nail body assembly material 6 and the substrate assembly material 7 are fed out by the first and second feeding mechanisms so as to face the entrance of the insertion portion 2a of the base body 2 that is not provided. In the illustrated embodiment, the first feeding mechanism includes an urging means for urging the nail assembly 6 in the feeding direction P (for example, an urging means for urging by an elastic member such as a coil spring); A stopper surface 8 is provided that stops the leading end of the nail assembly 6 in the feeding direction P against the urging means. In this embodiment, the feeding direction P by the first feeding mechanism and the feeding direction Q by the second feeding mechanism are the same direction.

  In the second step, as shown in FIG. 2, the nail body 1 (specifically, the connecting portion 1b of the nail body 1) positioned at the head of the nail body assembly material 6 is pressed toward the one base body 2 side. Then, the nail body 1 is separated from the nail body assembly material 6 and the nail part 1a of the nail body 1 is inserted into the insertion part 2a of the one base body 2. In the illustrated embodiment, in this second step, the nail portion 1a is inserted into the insertion portion 2a so that the tip of the nail portion 1a does not protrude from the base 2 and remains in the insertion portion 2a. 1 and 2, reference numeral 9 indicates a punch that presses the nail body 1, and R indicates a pressing direction of the punch 9.

  Therefore, by repeating the first step and the second step in order after the previous step, the plurality of nail bodies 1 and 1 are assembled to the base assembly 7 to form the fastener assembly 4 (that is, the nail 1 and the base 2). A fastener assembly 4) is produced in which a plurality of fasteners 3 are connected at the base 2 portion.

  Next, the effect of the manufacturing method of the fastener assembly 4 having the above configuration will be described. According to this method of manufacturing the fastener assembly 4, the nail assembly material 6 in which the nail bodies 1, 1 are connected in a line and the base body 2, 2 are combined in a line and connected by the connecting portion 5. Starting from the resin base material assembly 7, the nail body assembly material 6 is set in the first feeding mechanism and the base material assembly 7 is set in the second feeding mechanism in the previous step. Thereafter, in the first step, the nail assembly 6 and the base assembly 7 are fed out, and the tip of the nail portion 1a of the nail body 1 positioned at the top in the feeding direction P of the nail assembly 6 is the base assembly. The material 7 is positioned facing the entrance of the insertion portion 2a of the base 2 where the nail portion 1a is not inserted (see FIG. 1). In the subsequent second step, the nail body 1 positioned at the head is pressed toward the base body 2 side and separated from the nail body assembly material 6, and the nail portion 1 a of the nail body 1 is inserted into the base body 2. 2a (see FIG. 2). Therefore, the plurality of nail bodies 1 and 1 are assembled to the base aggregate 7 by sequentially repeating the first step and the second step after the previous step. That is, starting from the nail assembly 6 and the base assembly 7 made of synthetic resin, the fastener assembly 4 in which a plurality of fasteners 3 and 3 are connected can be manufactured. The base assembly 7 made of synthetic resin has a joint portion 5 in a single state before the nail body 1 is assembled, and the joint portion 5 is provided between the base bodies 2 and 2 without variation. This makes it possible to make the connection between the fasteners 3 and 3 uniform.

  Further, the first feeding mechanism opposes the biasing means for biasing the nail assembly 6 in the feeding direction P and the tip of the nail assembly 6 in the feeding direction P against the biasing means. And a stopper surface 8 to be stopped. Thus, since the first feeding mechanism includes the urging means and the stopper surface 8, the nail assembly 6 can be easily fed to a predetermined position.

  Further, in the base assembly 7 or the fastener assembly 4, the connecting portion 5 includes a standing leg connecting portion 5 a and a connecting portion connecting portion 5 b, and the standing leg connecting portion 5 a includes at least a pair of standing leg portions 2 b and 2 b. Provided at each tip, the connecting portion coupling portion 5b is provided at least at two locations separated in the connecting direction of the connecting portion 2c. In this way, since the coupling portions 5 are provided at least four places apart from each other, the shapes of the base assembly material 7 and the fastener assembly 4 can be sufficiently maintained. For this reason, in manufacturing the fastener assembly 4, the base assembly material 7 can be fed out and the nail portion 1a of the nail body 1 can be stably inserted into the insertion portion 2a.

  In addition, this invention is not necessarily limited to embodiment mentioned above, A various other change is possible. For example, the feeding direction P for feeding the nail assembly 6 by the first feeding mechanism and the feeding direction Q for feeding the base assembly 7 by the second feeding mechanism are opposite as shown in FIG. It may be a direction.

  Moreover, even if the first feeding mechanism does not include the biasing means and the stopper surface 8, for example, a feeding mechanism that feeds the nail assembly 6 in the feeding direction P, feeding by the feeding mechanism, and the nail body 1 And a control mechanism that measures the timing of the pressing.

  In the second step, the nail portion 1a is inserted into the insertion portion 2a so that the tip of the nail portion 1a stays in the insertion portion 2a without protruding from the base body 2 (specifically, the standing leg portion 2b). However, the nail portion 1 a may be inserted until the tip projects from the base 2. Further, the length of the nail portion 1a is not limited to the length shown in the illustrated embodiment, and the protruding height 3a of the nail portion 1a from the standing leg portion 2b shown in FIG. The height 3b may be shorter.

  Moreover, in the base | substrate aggregate | assembly material 7 or the fastener assembly 4, the coupling | bond part 5 is provided in four places, However, The number and position are not specifically limited.

DESCRIPTION OF SYMBOLS 1 Nail body 1a Nail | claw part 1b Connecting part 2 Base | substrate 2a Insertion part 2b Standing leg part 2c Connecting part 2d Arrangement space 3 Fastening 3a Projection height of a nail part 3b Height of a standing leg part 4 Fastening assembly 5 Joining part 5a Standing leg Part connecting part 5b Connecting part connecting part 6 Nail assembly material 7 Base assembly material 8 Stopper surface P Direction of feeding the nail assembly material Q Feeding direction of the base assembly material

Claims (4)

A fastener assembly comprising a metal nail body and a synthetic resin base body into which the nail portion of the nail body is inserted, wherein fasteners are arranged in a line and the fasteners are connected by the base part. A method for manufacturing a body,
The nail body includes a pair of nail portions that are opposed to each other and a connecting portion that connects the nail portions at one end opposite to the tip, and is formed in a substantially U-shape, and the pair of nail portions The nail body assembly material in which the nail bodies are connected in a row in a direction crossing the connecting direction of the connecting portions that connect the nail body assembly is set in a first feeding mechanism for feeding out the nail body assembly material, and the base body A pre-process for setting a base assembly made of synthetic resin connected in a row in a row to a second feeding mechanism for feeding out the base assembly;
The tip of the nail portion of the nail body located at the beginning of the feeding direction of the nail body assembly material is located facing the entrance of the insertion portion of one base body in which the nail portion is not inserted. First step of feeding out the nail body assembly material and the base assembly material by the first and second delivery mechanisms,
The nail body located at the head of the nail body assembly material is pressed toward the one base body to separate the nail body from the nail body assembly material, and the nail portion of the nail body is separated from the one base body. A second step of inserting into the insertion portion,
The feeding direction of the nail assembly material by the first feeding mechanism and the feeding direction of the base material assembly by the second feeding mechanism are the same direction or the opposite direction,
Manufacturing the fastener assembly by manufacturing the fastener assembly by assembling a plurality of the nail bodies to the base assembly material by sequentially repeating the first step and the second step after the previous step. Method.   The first feeding mechanism includes a biasing unit that biases the nail assembly material in the feeding direction, and a stopper that stops the leading end of the nail assembly material in the feeding direction against the biasing device. The manufacturing method of the fastener assembly according to claim 1, comprising a surface.   The fastener assembly according to claim 1 or 2, wherein, in the second step, the nail portion is inserted into the insertion portion such that a tip of the nail portion remains in the insertion portion without protruding from the base body. Body manufacturing method. Before SL base includes a pair of base portions having the insertion portion to face position, their base portions, consist a connecting portion connecting with said a connecting part side, are formed in substantially U-shape, The inside surrounded by the pair of standing leg portions and the connecting portion is an arrangement space through which the cable passes,
The nail body has a protruding height of the nail portion from the standing leg portion when the nail portion is inserted into the insertion portion and the connecting portion comes into contact with the connecting portion. There is more than the height from the tip to the surface where the connecting portion abuts on the connecting portion,
The coupling portion includes a standing leg coupling portion that couples the standing leg portions in the adjacent bases, and a joining portion coupling portion that couples the coupling portions, and the standing leg coupling portion includes at least the pair of standing leg portions. The fastener assembly according to any one of claims 1 to 3, wherein the joint portion is provided at each tip of the joint portion, and the joint portion joint portion is provided at least at two locations separated in the joining direction of the joint portion. Method.

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