JPH0135816Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Field of Application) The present invention relates to a mounting device for attaching metal fittings to mesh intersections of a tire rubber chain formed in a mesh shape.

(Prior art and its problems) Recently, a rubber chain formed in a mesh shape has been developed as a tire chain for driving on snowy roads, but in order to more reliably prevent slipping, metal fittings are attached to the intersections of the mesh. is being carried out. Conventionally, this installation has been done by setting the intersecting part of the rubber chain between the legs of a U-shaped metal fitting, mounting it on a press machine, and using the machine to bend the legs of the metal fitting. In the case of a mounting device for attaching a U-shaped metal fitting to the mesh intersection of a formed rubber chain for a tire, conventionally the mesh intersection of the rubber chain was set and pressed between the legs of the metal fitting formed in a U-shape in advance. This is done by attaching it to a machine and bending the legs of the metal fitting using the machine.

However, in the above-mentioned method, the metal fittings had to be manually set one by one on the rubber chain, resulting in poor workability, and a solution to this problem was desired.

(Technical Problems of the Invention) The present invention was developed in view of the above circumstances, and it is an object of the present invention to propose a fitting attachment device that can improve the workability of attaching fittings to mesh intersections of rubber chains for tires. This is a technical issue.

(Means for Solving the Problems) As a means for solving the above problems, there is provided a metal fitting attachment device for tire rubber chains according to the present invention, which is a mounting device for attaching metal fittings to mesh intersections of a tire rubber chain formed in a mesh shape. In,
a magazine for arranging and accommodating metal fittings formed in a U-shape in advance and continuously supplying the metal fittings to a metal fitting ejecting section; A driver member for driving out the metal fittings, and a clincher member disposed in front of the driving part, and a clincher member disposed at the front end of the driving part, and a driver member for guiding the metal fittings hammered out from here into a guide groove of the clincher member. The clincher member is characterized by being provided with a punching guide part that prevents the mesh intersections of the rubber chain disposed on the clincher member from entering into the punching path of the metal fitting, and accommodates the mesh intersections inside. do.

(Operations and effects of the invention) According to the invention, mesh intersections of the rubber chain are arranged on the clincher member, and the driver member is used to impact the metal fitting formed in the U-shape from the punching part. When the metal fitting is hammered out, it is guided by the guide groove of the clincher member disposed in front of the punching part, bends, and is fixed to the mesh intersection of the rubber chain by being bent.

The magazine stores metal fittings that have been formed in a U-shape in advance, and these metal fittings are continuously supplied to the metal fitting punching section by a feeding device, and the metal fittings are also driven by the rubber chain by the punching guide section. Since the metal fittings are guided by the clincher member provided with the mesh intersections, there is no need for the complicated work of setting the metal fittings one by one at the mesh intersections of the rubber chain as in the conventional method.

Furthermore, when the metal fitting is hammered out, the guide section at the tip of the hammering part prevents the mesh intersection of the rubber chain from entering the hammering path of the metal fitting, so the tip of the hammered metal fitting is will not damage the rubber chain.

Therefore, according to the present invention, the workability of attaching metal fittings to a tire rubber chain can be greatly improved, and the practical effects are very large.

(Example) Hereinafter, an example of this invention will be described with reference to the drawings.

In the figure, reference numeral A denotes a fitting device for attaching a metal fitting to a tire rubber chain. There is.

The impact tool 1 is fixed to a support arm 4 swingably provided on a machine base 3, and is slidably provided in a cylinder 5 on the tool main body 1a receiving compressed air from a compressed air supply source (not shown). piston 6
A percussion device is provided which acts on the piston 6 and percussively activates the piston 6 to drive a driver member 7 connected to the piston 6. The driver member 7 has a rod shape on the piston 6 side and a plate shape on the tip side, and is slidably provided in a punching passage 8a formed in a punching portion 8 at the front of the tool body 1a. A magazine 9 connected to the punching section 8 is provided with a metal fittings supplying device for arranging and accommodating metal fittings 10 formed in a U-shape in advance and continuously feeding the metal fittings 10 to the punching section 8. . The punching passage 8a is formed to match the shape and size of the metal fitting 10 so as to guide the metal fitting 10 supplied from the magazine 9 at the same time, and a recess 8b is formed at the tip of the punching part 8. Guide part 1 on both sides
2 and 12 are formed. As shown in FIGS. 2 to 4, the inner facing walls 12a, 12a of the guide parts 12, 12 are the outer surfaces 11, 1 of the both side leg parts 10a, 10a of the metal fitting 10 in the punching passage 8a.
It is formed so that it is flush with or more than 1,
In addition, the inner facing walls 12a, 12a of the guide portion 12
is formed at an acute angle so as to have substantially the same angle as the corner of the mesh intersection portion 13a of the rubber chain 13 (see FIG. 5).

A striking device that drives the driver member 7 that drives the metal fitting 10 loaded into the striking portion 8 forward from the front end opening of the striking passage 8a is used in a conventionally known striking tool such as a nail gun. The metal fitting feeding device can also be realized by adopting one used in a known stapler or the like.

A clincher member 2 is arranged in front of the punching part 8. This clincher member 2 is formed into a disk shape, and a guide groove 2a for the metal fitting 10 is formed in the center. When the support arm 4 is swung, the tip guide portion 12 of the striking portion 8 of the impact tool 1 comes into contact with the surface of the clincher member 2, and the striking passage 8a of the guide portion 12 is formed in the guide groove of the clincher member 2. 2a
It is configured to face upwards.

Next, the manner of use of the metal fitting attachment device A having the above configuration will be explained.

First, the intersecting mesh portion 13a of the tire rubber chain 13 is placed at the center of the guide groove 2a on the clincher member 2. Next, the support arm 4 is swung to bring the tips of the guide portions 12, 12 of the striking portion 8 of the impact tool 1 into contact with the surface of the clincher member 2. The punching passage 8a of the punching part 8 faces the guide groove 2a of the clincher member 2, and the mesh intersection part 13a on the guide groove 2a is guided and accommodated inside the guide parts 12, 12 on both sides of the punching part 8. . Therefore, when the impact tool 1 is operated, the driver member 7 causes the striking portion 8 to
The inner metal fitting 10 is punched out along the punching path 8a, and its legs 10a, 10a are attached to the clincher member 2.
Mesh intersection 13 of the rubber chain 13 for the upper tire
a, and is guided by the guide groove 2a and bent inward, whereby the metal fitting 10 is attached to the mesh intersection 13a as shown in FIG.

As described above, when the mounting operation of the metal fitting 10 is performed, the inner facing walls 12a, 12a of the guide portions 12, 12 are attached to the metal fitting 10 in the punching passage 8a.
Since the guide parts 12, 12 are formed to be flush with or more flush with the outer surfaces 11, 11 of the both side leg parts 10a, 10a, when the tips of the guide parts 12, 12 come into contact with the upper surface of the clincher member 2, Clincher member 2
Mesh intersection 1 of rubber chain 13 placed above
3a is prevented from entering into the punching passage 8a of the guide portions 12, 12. Therefore, the punched metal fitting 10 is guided into the guide groove 2a without coming into contact with the mesh intersection 13a, and the fitting can be installed satisfactorily.

Therefore, according to the metal fitting 10 attaching device A, the work of attaching the metal fitting 10 to the tire rubber chain 13 can be greatly improved, and the practical effect is very large.

[Brief explanation of the drawing]

Figure 1 is an overview of the device for attaching metal fittings to a tire rubber chain according to this invention, Figures 2 and 3
The figures are a sectional view and an exploded perspective view of the main parts of the metal fitting attachment device, respectively, FIG. 4 is an explanatory view of how the metal fitting is attached to the tire rubber chain, and FIG. 5 is a perspective view of the tire rubber chain. Code A...Bracket mounting device, 1...Impact tool, 2
...Clincher member, 5...Cylinder, 6...Driver member, 8...Ejection portion, 8a...Ejection passage, 9...Magazine, 10...Metal fitting, 13...Rubber chain for tire, 13a... mesh intersection.

Claims (1)

[Scope of utility model registration request] A mounting device for attaching metal fittings to mesh intersections of a tire rubber chain formed in a mesh shape includes a magazine for arranging and accommodating metal fittings formed in a U-shape in advance and continuously supplying the metal fittings to a metal fitting punching part. , a driver member coupled to a piston that is actuated by impact within a cylinder to drive out the metal fitting from the ejecting portion, and a clincher member disposed in front of the ejecting portion, the tip of the ejecting portion The part is provided with a part that guides the metal fittings punched from this part into the guide groove of the clincher member and prevents the mesh intersection of the rubber chain disposed on the clincher member from entering into the punching path of the metal fitting. A metal fitting attachment device for a rubber chain for a tire, characterized in that a punching guide portion for accommodating the mesh intersection portion is provided inside.