JP5312229B2 - Cable protection guide device - Google Patents

Description

  The present invention is used for machine tools, electronic devices, civil engineering machines, industrial robots, transfer devices, etc., and electric cables, optical fiber cables, fluid supply for supplying power, signal transmission, liquid supply, air supply, etc. to these moving parts The present invention relates to a cable protection guide device for safely and reliably protecting and guiding flexible cables such as hoses for hoses and the like (hereinafter simply referred to as “cables”).

  Conventionally, a bendable support plate, a pair of side plates provided on the bent outer peripheral side of the support plate on the left and right sides and connected by connecting pins, and a top horizontally mounted on the bent outer peripheral side of the pair of left and right side plates 2. Description of the Related Art A cable protection guide device is known that has a guide and guides a cable through a cable housing space formed by a pair of left and right side plates, a support plate, and a top guide.

  As shown in FIG. 11, such a known cable protection and guide device 500 has a pair of bendable support plates 510 provided on the bent outer peripheral side of the support plate 510 on the left and right sides and connected by connecting pins 521. Of the pair of left and right side plates 520, and has a top guide 540 horizontally mounted on the bent outer peripheral side of the pair of left and right side plates 520. The pair of left and right side plates 520, the support plate 510, and A cable is inserted into a cable housing space formed by the top guide 540 and is protected and guided.

The support plate 510 of the cable protection guide device 500 includes a support portion 511 sandwiched between a pair of side plates 520 and a bendable hinge portion 512 that connects adjacent support portions 511 and is integrally formed. Yes.
Further, the support plate 510 is configured to be split in the longitudinal direction by having a split support portion 513 having the same shape as the support portion 511 by connecting the coupling pieces 514 to each other by the claw portions 515.

Each of the pair of left and right side plates 520 of the cable protection guide device 500 has a connecting pin 521 and a connecting pin engaging portion 522 on the bent inner peripheral side, and the support plate 510 is engaged with each other. Is clamped and fixed.
Each of the pair of left and right side plates 520 has a top guide 540 on the outer circumferential side of the bend, and the pair of left and right top guides 540 are connected to the cables when the pair of left and right side plates 520 are fixed. Is configured to form a space for accommodating the cable in the cable housing space.

JP-T-2005-517375 (7th page, FIG. 5 to FIG. 8)

  However, in such a known cable protection guide device 500, when the straight portion on the bent outer peripheral side is brought into sliding contact with the floor surface or the wall surface, the ends of the pair of left and right side plates 520 and the top guide 540 are brought into sliding contact. There was a problem that wear or breakage occurred, or contamination due to wear powder or the like occurred.

In addition, when assembling and maintaining the cables protection guide device 500, the side plates 520 need to be sandwiched and fixed individually from the left and right, and when removing, it is necessary to remove them individually. There was a problem that man-hours increased.
Further, since the number of parts of the side plate 520 is large, there is a high risk of breakage and damage, and there is a problem that labor and cost at the time of transportation and manufacturing increase.

  Furthermore, since such a known cable protection guide device 500 maintains the strength and bending elasticity of the entire cable protection guide device 500 only by the support plate 510, the shape and structure that can support the support plate 510 can be maintained. In particular, there is a problem that a more complicated structure is obtained when the shape is partly divisible in the longitudinal direction, the durability is low, and the manufacturing cost is increased.

  The present invention solves the problems of the prior art as described above. That is, the object of the present invention is to reduce the number of parts and maintain a simple structure while maintaining the overall strength and flexural elasticity. It is an object of the present invention to provide a cable protection guide device that is easy to maintain, prevents wear and breakage, improves durability, prevents contamination by wear powder, etc., and reduces transportation and manufacturing costs.

  The invention according to claim 1 includes a bendable support plate, a pair of side plates arranged on the left and right sides of the support plate and connected by connecting pins, and a bent outer peripheral side of the pair of left and right side plates. In a cable protection guide device that has a horizontally mounted top guide and that guides the cable through a cable housing space formed by the pair of left and right side plates, the support plate, and the top guide. The top guide includes a top guide pin and a top guide roller that is loosely fitted to the top guide pin, and the support plate is adjacent to an arc portion that covers a part or all of the periphery of the connecting pin. The above-described problems are solved by alternately and continuously forming the bendable connecting plate portions that connect the arc portions.

  In the invention according to claim 2, in addition to the configuration of the cable protection guide device according to claim 1, one side plate of the pair of left and right side plates integrates the connecting pin and the top guide pin. And the other side plate of the pair of left and right side plates engages with a connecting pin engaging portion that engages with a connecting pin of the one side plate and a top guide pin of the one side plate. And a pair of left and right side plates are integrally connected by a plurality of flexible connecting members provided in the vicinity of the connecting pins or the connecting pin engaging portions. By configuring the side plate unit that has been made, the above-described problems are further solved.

  In the invention according to claim 3, in addition to the configuration of the cable protection guide device according to claim 1 or 2, the support plate is divided in the longitudinal direction at one or more connecting plate portions. Thus, the above-described problem is further solved by providing the side plate unit so as to straddle the divided connecting plate portion of the support plate.

  According to the fourth aspect of the present invention, in addition to the configuration of the cable protection guide device according to any one of the first to third aspects, the one side plate includes an arc portion of the support plate and a connecting plate. The auxiliary connecting pin is provided in the vicinity of the boundary with the portion, and the other side plate has the auxiliary connecting pin engaging portion for engaging the auxiliary connecting pin, thereby further solving the above-described problem. Is.

  According to the fifth aspect of the present invention, in addition to the configuration of the cable protection and guide device according to any one of the first to fourth aspects, the one side plate is connected to the cables from the arc portion of the support plate. By having the cable guide plate on the housing space side, the above-described problems are further solved.

  According to the sixth aspect of the invention, in addition to the configuration of the cable protection guide device according to any one of the first to fifth aspects, the side plate unit is integrally formed of an elastic elastomer. Therefore, the above-described problems are further solved.

  In the invention according to claim 7, in addition to the configuration of the cable protection guide device according to any one of claims 1 to 6, the support plate is integrally formed of an elastic elastomer. This further solves the aforementioned problems.

The cable protection and guide device according to claim 1 includes a bendable support plate, a pair of side plates provided on the left and right sides of the support plate and connected by connecting pins, and a bend of the pair of left and right side plates. By having the top guide horizontally mounted on the outer peripheral side, the cables can be inserted into the cable housing space formed by the pair of left and right side plates, the support plate, and the top guide for protection guidance. it can.
The top guide is composed of a top guide pin and a top guide roller that is loosely fitted to the top guide pin so that the bent outer peripheral side of the cables protection guide device is brought into sliding contact with the floor or wall surface. In this case, since the top guide roller rolls on the floor surface or the wall surface to reduce the frictional resistance, it is possible to prevent the occurrence of wear and breakage and improve the durability, and to prevent contamination due to wear powder and the like.

  In addition, the support plate is formed by alternately and continuously forming a part or all of the periphery of the connection pin with an arc portion and a bendable connection plate portion for connecting the adjacent arc portions. However, since the arc portion and the connecting plate portion are formed as an integrated component member, the number of parts is reduced, assembly and maintenance are facilitated, and transportation and manufacturing costs can be reduced.

  The cable protection guide device according to the second aspect of the invention has the effect of the cable protection guide device according to the first aspect, in addition to the one side plate of the pair of left and right side plates including the connecting pin and the top guide. A pin is provided integrally, and the other side plate of the pair of left and right side plates engages with a connecting pin engaging portion that engages with a connecting pin of one side plate and a top guide pin of one side plate. By providing the top guide pin engaging portion to be reduced, the number of parts is reduced, assembly and maintenance are facilitated, and transportation and manufacturing costs can be reduced.

  Further, a pair of left and right side plates constitute a side plate unit integrally formed by connecting a plurality of connecting pins or flexible connecting members provided in the vicinity of the connecting pin engaging portion. As a result, the overall strength and flexural elasticity of the cable protection guide device are maintained by both the support plate and the flexible connecting member, so that a simple structure can be achieved while maintaining the overall strength and flexural elasticity. Furthermore, assembly and maintenance are facilitated, and transportation and manufacturing costs can be reduced.

  The cable protection guide device according to the third aspect of the invention has the effect that the cable protection guide device according to the first or second aspect of the invention has the effect, and the longitudinal direction of the support plate at one or more connecting plate portions. The side plate unit is provided so as to straddle the divided connecting plate portion of the support plate, so that the strength and flexural elasticity of the divided portion of the support plate can be flexibly connected to the side plate unit. Since it is maintained by the member, there is no need to provide a structure for firmly joining the divided support plates, the support plate is made simple, and further, assembly and maintenance are facilitated, and the manufacturing cost is also reduced. it can.

  The cable protection guide device of the invention according to claim 4 has the effect of the cable protection guide device according to any one of claims 1 to 3 in addition to the arc portion of the support plate. By having an auxiliary connecting pin in the vicinity of the boundary with the connecting plate portion and the other side plate having an auxiliary connecting pin engaging portion for engaging the auxiliary connecting pin, the support plate is bent by the bending elasticity of the support plate. Since the auxiliary connecting pin restricts and prevents the arc portion from being detached from the connecting pin of the side plate, the structure of the support plate can be further simplified and the manufacturing cost can be reduced.

  The cable protection guide device according to the fifth aspect of the invention has the effect of the cable protection guide device according to any one of the first to fourth aspects, and at least one of the side plates is an arc portion of the support plate. By having the cable guide plate on the cable housing space side, it is possible to prevent the accommodated cables from coming into direct contact with the support plate. Selection becomes unnecessary, the support plate can be further simplified, and the manufacturing cost can be reduced.

  The cable protection guide device according to the sixth aspect of the invention has the effect that the cable protection guide device according to any one of the first to fifth aspects has an effect, and the side plate unit is integrally formed of an elastic elastomer. By being formed, it is possible to prevent breakage and damage even when the cables housed in the cable housing space come into contact with or slide on the side plates, and to reduce the manufacturing cost.

  The cable protection and guide device of the invention according to claim 7 is formed integrally with an elastic elastomer in addition to the effect exhibited by the cable protection and guide device according to any one of claims 1 to 6. As a result, the support plate can be further simplified and the manufacturing cost can be reduced.

The perspective view of one Example of the cables protection guide apparatus of this invention. FIG. 2 is a partially exploded perspective view of FIG. 1. The perspective view of the 1st side plate unit of FIG. FIG. 4 is a plan view of FIG. 3. FIG. 4 is a side view of FIG. 3. The perspective view of the support plate of FIG. The side view of FIG. The perspective view of the 2nd side plate unit of FIG. The top view of FIG. The side view of FIG. The perspective view of the conventional cables protection guide apparatus. The side view of the support plate of the conventional cables protection guide apparatus. The side view of the side plate of the conventional cables protection guide apparatus.

  The present invention includes a bendable support plate, a pair of side plates that are arranged on the left and right sides of the support plate and connected by connecting pins, and a top that is horizontally mounted on the bent outer peripheral side of the pair of left and right side plates. In a cable protection guide device having a guide and inserting and protecting cables in a cable housing space formed by a pair of left and right side plates, a support plate, and a top guide, the top guide includes a top guide pin and The top guide roller is rotatably fitted to the top guide pin, and the support plate is bendable to connect the arc portion covering part or all of the periphery of the connecting pin and the adjacent arc portion. The connecting plate part is continuously formed alternately, reducing the number of parts, and assembling as a simple structure while maintaining the overall strength and flexural elasticity Maintenance is facilitated, and improved durability, as long as the cost of transportation and production are reduced, specific embodiments thereof are may any be any one.

  The material of the support plate of the cable protection guide device of the present invention may be any material such as steel, aluminum, stainless steel, or resin, as long as it can be deformed and bent. It is also possible to apply such processing. In order to reduce the manufacturing cost, it is preferable to use an elastomer.

  Further, the material of the side plate unit of the cable protection guide device of the present invention can be any metal, such as steel, aluminum, stainless steel, or resin, as long as the connecting member can be formed to have flexibility. The surface may be subjected to a treatment such as painting or plating. It is preferable to use an elastomer in order to prevent breakage and damage and to reduce manufacturing costs.

Below, the cable protection guide apparatus of this invention is demonstrated based on drawing.
As shown in FIGS. 1 and 2, a cable protection guide device 100 according to an embodiment of the present invention includes a connecting plate 121 having support plates 110 that can be bent on the bent outer peripheral side of the support plate 110 on the left and right sides. And a pair of first side plate 120 and second side plate 130 connected to each other, and has a top guide 140 horizontally mounted on the bent outer peripheral side of the pair of left and right side plates 120. Yes.
The first side plate 120, the second side plate 130, the support plate 110, and the top guide roller 142 are in a cable housing space formed by the top guide 140 that is loosely fitted to the top guide pin 141. It is configured to guide through protection by inserting cables.

As shown in FIGS. 3 to 5, the first side plate 120 includes a cylindrical connection pin 121 and a top guide pin 141 that are integrally formed, and the support plate 110 on the cable housing space side of the connection pin 121. The cable guide plate 122 is formed integrally with a circular arc portion 111 (to be described later) having a width that is approximately half the width of the support plate 110 at an interval.
The connecting pin 121 of the first side plate 120 has a length in the middle of the width direction, and a stepped portion that fits with a connecting pin engaging portion 131 (described later) of the second side plate 130 is formed at the tip. .

A plurality of first side plates 120 are connected to each other (five in this embodiment) by connecting members 123 provided on the sides of the positions having the connecting pins 121, and the first side plate unit 101 is It is configured.
A pair of auxiliary connection pins 124 are integrally formed below the connection pins 121 of each first side plate 120.

As shown in FIGS. 6 and 7, the support plate 110 includes a circular arc portion 111 covering the periphery of the connecting pin 121 and a bendable connecting plate portion 112 that connects the adjacent circular arc portions 111 alternately and continuously. Is formed.
Further, the support plate 110 is divided at a center of the connecting plate portion 112 as a divided portion 113 for every predetermined number of arc portions 111 (five in this embodiment).

  As shown in FIGS. 8 to 10, the second side plate 130 is integrally formed with a connecting pin engaging portion 131 into which a stepped portion at the tip of the connecting pin 121 of the first side plate 120 is inserted and engaged. In addition, the top guide pin engaging portion 132 into which the tip of the top guide pin 141 is inserted and engaged, and the auxiliary connection pin 124 are provided at positions facing the auxiliary connection pin 124 of the first side plate 120.

The outer diameter of the connecting pin engaging portion 131 has the same outer diameter as that of the connecting pin 121, and is inserted into the arc portion 111 of the support plate 110 from the opposite side of the connecting pin 121, and within the arc portion 111 of the support plate 110. The connecting pin 121 and the connecting pin engaging portion 131 are configured to engage with each other.
In addition, a cable guide plate 122 having a width approximately half that of the support plate 110 is integrally formed at a position facing the auxiliary connection pin 124 of the first side plate 120.

  A plurality of second side plates 130 are connected to each other (five in this embodiment) by connecting members 133 provided on the sides of the positions having the connecting pin engaging portions 131, and are formed integrally. A unit 102 is configured.

  Cable protection comprising the top guide 140 in which the first side plate unit 101, the second side plate unit 102, the support plate 110, and the top guide roller 142 configured as described above are loosely fitted to the top guide pins 141 so as to be freely rotatable. The assembly and operation of the guide device 100 will be described.

First, as shown in FIG. 2 (center and right side), the first side plate unit 101 is approached from the side of the support plate 110, and the connecting pins 121 provided on the first side plate 120 are connected to the arc portion 111 of the support plate 110. And the top guide roller 142 is rotatably fitted to the top guide pin 141 to form a part of the U-shaped cable housing space.
Cables (not shown) are set in the cable housing space in this state.

  Next, the second side plate unit 102 is approached from the side opposite to the support plate 110, and the connection pin engaging portion provided on the second side plate 130 is connected to the connection pin 121 protruding from the arc portion 111 of the support plate 110. In addition to engaging 131, the tip of the top guide pin 141 is engaged with the top guide pin engaging portion 132, whereby the assembly of the cable protection guide device 100 having the cable storage space is completed.

  By this, the outer periphery of the bent side of the cables protection guide device 100 is positioned with a rotatable top guide roller 142, and when the bent outer periphery of the cables protection guide device 100 is brought into sliding contact with the floor or wall surface, Since the top guide roller 142 rolls on the floor surface or wall surface to reduce the frictional resistance, it is possible to prevent wear and breakage and improve durability.

The connecting plate portion 112 of the support plate 110, the connecting members 123 and 133 of the first side plate unit 101 and the second side plate unit 102 are flexible, and the cables are protected and guided by bending them. 100 can be bent.
It should be noted that by arranging the connecting members 123 and 133 of the first side plate unit 101 and the second side plate unit 102 to be present at the side of the dividing portion 113 of the support plate 110, the cable protection guide is provided. The length of the device 100 can be set freely.

The arcuate cable guide plates 122 of the first side plate 120 and the second side plate 130 are opposed to each other on the cable housing space side of the connecting pin 121 of the first side plate 120 so as to cross almost the entire surface in the width direction. Since the arc portion 111 of the support plate 110 is inserted into the space between the connecting pin 121 and the cable guide plate 122, the cables accommodated in the cable accommodation space may directly contact the support plate 110. In addition, the support plate 110 is prevented from being damaged and worn, thereby improving the durability.
Since the cable guide plate 122 prevents the cables and the support plate 110 from contacting each other, the cable guide plates 122 of the first side plate 120 and the second side plate 130 do not need to be engaged with each other.

  A pair of auxiliary connection pins 124 are integrally formed below the connection pins 121 of the first side plate 120, and face the auxiliary connection pins 124 of the first side plate 120 of the second side plate 130. The auxiliary connection pins 124 are also provided at the positions so as to be integrally formed, and these are opposed and pressed from the outer peripheral side near the boundary between the arc portion 111 of the support plate 110 and the connection plate portion 112 across almost the entire width direction. Therefore, the arc portion 111 of the support plate 110 is released by bending elasticity, and is prevented from floating upward and coming off from the connecting pin 121.

  Further, by forming the first side plate unit 101 and the second side plate unit 102 integrally with each other, the first connecting member 123, 133 is secured, and a first cable forming space is formed. Even when cables come into contact with or slide on the side plate 120, the second side plate 130, and the cable guide plate 122, breakage and damage can be prevented and the manufacturing cost can be reduced.

  In addition, by roughening the outer peripheral surface of the top guide roller 142, the top guide roller 142 is reliably rotated when contacting the floor surface or wall surface, so that wear can be further reduced.

  Further, by forming the support plate 110 integrally with an elastomer, flexibility can be ensured and the manufacturing cost can be reduced, and even if the cables come into contact with or slide on the support plate 110, the support plate 110 is damaged. And the cable guide plate 122 can be omitted.

In the above-described embodiment, the arc portion 111 of the support plate 110 is configured to cover almost the entire periphery of the connection pin 121 and is partially open below. However, in order to prevent the connection plate 121 from coming off, It is desirable to have a shape that covers more than 180 °.
Further, the arc portion 111 of the support plate 110 may be configured to cover the entire periphery of the connection pin 121, that is, in a cylindrical shape. In this case, the first side plate 120 may not include the auxiliary connection pin 124. The arc portion 111 of the support plate 110 does not float upward and does not come off the connecting pin 121.

Further, the top guide pin 141 may be provided integrally with the second side plate 130, and the top guide pin engaging portion 132 may be provided on the first side plate 120.
In this case, when the connecting pin 121 provided on the first side plate 120 is inserted into the arc portion 111 of the support plate 110, a part of the L-shaped cable housing space is formed, and the cables are accommodated. Setting in space is even easier.

Further, the connecting pin 121 and the connecting pin engaging portion 131, and the top guide pin 141 and the top guide pin engaging portion 132 may have any form and shape other than those of the present embodiment.
Further, the cable guide plate 122 or the auxiliary connecting pin 124 provided respectively on the first side plate 120 and the second side plate 130 may be provided on one of the side plates, and the engaging portion is provided on the other side plate. May be provided.

  Moreover, in the said Example, although the division part 113 of the both ends of the support plate 110 is linearly formed in the width direction, it may be curvilinear form and uneven | corrugated fitting with the division part 113 of the adjacent support plate 110 is carried out. It is good also as a shape.

  As described above, according to the cable protection guide device of the present invention, assembling and maintenance are facilitated and durability is improved while reducing the number of parts and maintaining the overall strength and bending elasticity. The effects are enormous, such as preventing wear and breakage and reducing the cost of transportation and manufacturing.

DESCRIPTION OF SYMBOLS 100,500 ... Cable protection protection apparatus 101 ... 1st side plate unit 102 ... 2nd side plate unit 110, 510 ... Support plate 111 ... Arc part 112 ... Connection board part 113... Dividing part 511... Supporting part 512... Hinge part 513... Dividing supporting part 514... Joining piece 515... Claw part 120 ... First side plate 520. Plate 121, 521 ... Connection pin 522 ... Connection pin engaging part 122 ... Cable guide plate 123 ... Connection member 124 ... Auxiliary connection pin 130 ... Second side plate 131 ... Connecting pin engaging part 132 ... Top guide pin engaging part 133 ... Connecting members 140, 540 ... Top guide 141 Top guide pin 142 ... top guide roller

Claims (7)

A support plate that can be bent; a pair of side plates that are arranged on the left and right sides of the support plate and connected by connecting pins; and a top guide that is horizontally mounted on the bent outer peripheral side of the pair of left and right side plates. In the cable protection guide device that guides the cable through the cable housing space formed by the pair of left and right side plates, the support plate, and the top guide,
The top guide is composed of a top guide pin and a top guide roller loosely fitted to the top guide pin,
The support plate is formed by alternately and continuously forming arc portions covering part or all of the periphery of the connecting pins and bendable connecting plate portions connecting adjacent arc portions. Cable protection guide device. One side plate of the pair of left and right side plates is integrally provided with the connecting pin and the top guide pin,
The other side plate of the pair of left and right side plates engages with a connecting pin engaging portion that engages with a connecting pin of the one side plate and a top guide pin that engages with a top guide pin of the one side plate. Part
Each of the pair of left and right side plates constitutes a side plate unit integrally formed by connecting a plurality of flexible connecting members provided in the vicinity of the connecting pin or the connecting pin engaging portion. The cable protection guide device according to claim 1. The support plate is divided in the longitudinal direction at one or more connecting plate portions,
The cable side protection guide device according to claim 1 or 2, wherein the side plate unit is provided so as to straddle the divided connecting plate portion of the support plate. The one side plate has an auxiliary connecting pin in the vicinity of the boundary between the arc portion and the connecting plate portion of the support plate;
The said other side plate has the auxiliary connection pin engaging part which engages with the said auxiliary connection pin, The cable protection guide apparatus in any one of Claim 1 thru | or 3 characterized by the above-mentioned.   5. The cable according to claim 1, wherein the one side plate and / or the other side plate has a cable guide plate closer to a cable housing space than an arc portion of the support plate. The cable protection guide device described in 1.   6. The cable protection and guide device according to claim 1, wherein the side plate unit is integrally formed of an elastic elastomer. 7. The cable protection guide device according to claim 1, wherein the support plate is integrally formed of an elastic elastomer.

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