JPH10296599A - Automatic deburring device for v belt and automatic deburring method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an automatic deburring device for a V belt and an automatic deburring method capable of automatically removing upper burrs on a belt back surface corner part and bottom burrs on a bottom surface produced on the lapped V belt precisely and speedily. SOLUTION: This V belt automatic deburring device is furnished with a belt travelling mechanism 10 to travel after suspending a V belt at least on a fixed pulley 11 and a moving pulley 13 and giving tensile force to them, a bottom surface polishing member 20 having a rotatable conical polishing material 21 to make contact with lower burrs produced on a bottom surface of the V belt while rotating and to remove them and a back surface polishing member 30 free to move to approach the back surface of the V belt travelling under tensile force and to remove upper burrs produced on a corner part of the back surface.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic deburring apparatus and an automatic deburring method for a V-belt.
The present invention relates to an automatic deburring device and an automatic deburring method for a V-belt capable of reliably removing upper burrs and bottom burrs generated at a corner portion on the back surface of a belt.

[0002]

2. Description of the Related Art A wrapped V which surrounds a conventional cover canvas.
When vulcanizing the belt, after stacking a plurality of ring molds with unvulcanized V-belts on the lower lid by hand, installing the upper lid, assembling the ring mold group with bolts, This was put in a vulcanizer and vulcanized. Then, after vulcanization, the operator removes a bolt fixing the ring mold, removes the upper lid with a hoist, and then successively removes the wrapped V-belt and the ring mold by hand manually.

[0003]

However, in the obtained wrapped V-belt, upper burrs and bottom burrs were generated at the corners and the bottom surface of the belt rear surface corresponding to the gap between the ring molds. If the wrapped V-belt was used with these burrs, the burrs would scatter and cause the belt to slip, so it was necessary to remove them. For this reason, conventionally, the burrs were manually removed using a V knife for each wrapped V belt. As for this processing capacity, in addition to the standard size, it takes about one minute per one,
The work required considerable skill because the degree of finishing varied greatly among operators and poor cutting occurred.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned various problems, and it is an object of the present invention to automatically and quickly remove a top burr and a bottom burr of a bottom face of a belt rear face generated on a wrapped V-belt. It is an object of the present invention to provide a V-belt automatic deburring apparatus and an automatic deburring method that can perform the above-described method.

[0005]

According to the first aspect of the present invention, there is provided an automatic V-belt deburring apparatus for removing burrs generated on the bottom and back corners of a V-belt. A belt traveling mechanism that travels after tension is applied to the fixed pulley and the movable pulley, a bottom polishing member that abuts and removes a lower burr generated on the bottom surface of the V-belt while rotating, and travels under tension. And a movable back polishing member for removing upper burrs generated at corners of the back surface while being close to the back surface of the V belt. The traveling mechanism is suspended under a predetermined tension, and the bottom polishing member rotates to grind the bottom burrs of the bottom surface. At the same time, the rear polishing member moves and the rear corner of the traveling V-belt is moved. It is possible to remove burrs on that occurred.

According to a second aspect of the present invention, there is provided an automatic V-belt deburring device in which a bottom-surface polishing member moves a rotatable conical abrasive in a direction intersecting a traveling line of the V-belt, By adjusting the position of the conical abrasive in accordance with the size of the burr, the bottom burr on the bottom surface can be reliably removed.

According to the third aspect of the present invention, in the back polishing member, the abrasive mounted on the moving device fixes the pair of grindstone plates to the support table in a biased state and protrudes from the through groove provided in the support table. In the V-belt automatic deburring device that removes the upper burr on the back of the belt, in order to remove only the upper burr on the back of the belt that protrudes from the through groove provided in the support base,
There is no chance of polishing anything other than the upper burr to make a defective product.

According to the invention of claim 4 of the present application, the automatic movement of the V-belt in which the belt holder is moved to the vicinity of the running line of the V-belt and abuts on the V-belt running under tension to prevent its run-out. Since the V-belt is located in the deburring device and prevents run-out of the V-belt during running, the burr is accurately removed.

According to the fifth aspect of the present invention, a V-shaped belt for removing burrs generated at the corners of the bottom surface and the back surface of the V-belt.
In the automatic belt deburring method, the rotating conical abrasive is applied to a lower burr generated on the bottom surface of the V-belt while the V-belt is hung at least over a fixed pulley and a movable pulley and travels while applying tension. And removes the burrs at the same time by bringing the abrasive material close to the back surface of the V-belt running under tension to remove upper burrs generated at corners of the back surface.
In the automatic belt deburring method, the V-belt is run under a predetermined tension, and the bottom burr generated on the bottom surface and the upper burr generated on the corner portion on the back surface can be simultaneously removed.

According to the invention described in claim 6 of the present application, an automatic deburring method of a V-belt in which upper burrs on the back surface of a belt are projected from a through groove provided in a support table and polished by a pair of plate-like grindstone plates. In addition, since only the upper burr on the back surface of the belt protruding from the through groove provided on the support table is removed, there is no possibility that a material other than the upper burr is erroneously polished to make a defective product.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a V-belt automatic deburring apparatus according to the present invention. FIG. 1 is a front view of the automatic V-belt deburring apparatus of the present invention, FIG. 2 is a view showing a state in which burrs are removed from the V-belt, and FIG. 3 is a view of FIG. FIG. 4 is a view of FIG. 2 viewed from the BB direction.

The automatic deburring apparatus 1 according to the present invention removes burrs generated on the bottom surface of the V-belt, and a belt traveling mechanism 10 which runs the V-belt after at least applying tension to the fixed pulley and the movable pulley. A rotatable bottom polishing member 20 and a movable back polishing member 3 for removing upper burrs generated at the corners of the back of the belt protruding from the pulleys
0.

In the belt traveling mechanism 10, a fixed pulley 11
Is connected to the prime mover 12 so as to be rotatable, while the movable pulley 13 is fixed to the slide member 16 that moves on a guide rail 15 fixed to the main body 14 so as to be able to run idle, and the rod is operated by the operation of a cylinder (not shown). The moving pulley 13 is moved by vertically moving a slide member 16 connected to a moving member (not shown). The V-belt 2 is hung between the fixed pulley 11 and the movable pulley 13, and travels after lowering the movable pulley 13 to apply a predetermined tension.

The bottom surface polishing member 20 is disposed below the fixed pulley 11, a conical abrasive 21 having a diamond electrodeposited on the tip is mounted on a bearing 22, and a motor 23 such as an air motor is provided at an end. Connected and rotatable. In addition, the bottom surface polishing member 20 is attached to a connecting member 26 mounted on the tip of a pair of rods 25 provided on the fixed cylinder 24, and can be moved in the horizontal direction by the operation of the cylinder 24, so that the conical polishing is performed. The position of the material 21 is adjusted, and the lower burr 4 generated on the bottom surface of the V-belt 2 is removed as shown in FIG.

In the back surface polishing member 30, a polishing material 33 is connected to a rod 35 of a cylinder 34 which is a moving device 37 via a mounting member 36. The abrasive 33 is fixed to the outer surface of the support 32 in a biased manner by a pair of disc-shaped grindstone plates 31 by a holding plate 38, and each surface of the support 32 has V
A through groove 36 of a predetermined length for projecting the upper burr 5 of the belt 2
have. The abrasive 33 is reciprocated from the start position by the moving device 37 to a position covering the back surface of the V-belt 2 running between the fixed pulley 11 and the movable pulley 13 and running under a predetermined tension. When approaching the back surface of the V-belt 2, the upper burr 5 is formed through a through groove 36 provided in the support table 32.
And is removed by the grindstone plate 31.

A belt holder 40 located below the fixed pulley 11 is fixed to a guide plate 41 with a stopper 42 projecting therefrom.
It is fixed to a rod and is movable. When the V-belt 2 is suspended between the fixed pulley 11 and the movable pulley 13,
The operation of the cylinder 43 moves the stopper portion 42 over the belt travel line 3 so that the side surface of the V-belt 2 abuts on the guide plate 41 surface, and the bottom surface of the greatly swung V-belt 2 abuts on the stopper portion 42. As a result, the running is stabilized, the run-out of the V-belt 2 is prevented, and burrs are accurately removed.

The operation of the automatic V-belt deburring apparatus of the present invention will be described below. As shown in FIG. 1, the movable pulley 13 is moved to the fixed pulley 11 side, and furthermore, it is confirmed that the back polishing member 30 is at the start position, and the rotation of the conical abrasive 21 of the bottom polishing member 20 is stopped. After the initial setting, the V-belt 2 having the upper burr 5 at the back corner and the lower burr 4 at the bottom is attached to the fixed pulley 11.

When the movable pulley 13 is lowered and a predetermined tension is applied to the V-belt 2, the fixed pulley 13 is driven to move the V-belt 2. When the cylinder 43 is operated, the stopper portion 42 of the belt holder 40 runs. Line 3
The V-belt 7 is moved upward while traveling while contacting the side surface of the V-belt 7 with the surface of the guide plate 41.

The position of the bottom polishing member 20 is adjusted by operating the cylinder 24 according to the amount of protrusion of the lower burr 4, and then the lower burr 4 is polished by rotating the conical abrasive 21.

At the same time, the abrasive 33 of the back polishing member 30 is moved to a position so as to cover the back of the V-belt 2 by the operation of the cylinder 34, and the upper burr 5 is removed from the through groove 36 provided in the support base 32. After protruding, V
The upper burr 5 of the belt 2 is removed by contacting the grindstone plate 31. Since only the upper burrs 5 on the back surface of the belt protruding from the through-grooves 36 provided in the support base 32 are removed, there is no possibility that anything other than the upper burrs 5 is erroneously polished to make a defective product.

After the lower burr 4 and the upper burr 5 are simultaneously polished and removed, the moving pulley 13 is raised to release the belt tension, and the back polishing member 30 is returned to the start position. After the rotation of the abrasive 21 is stopped and returned to the initial setting, the processed V-belt 2 is removed from the fixed pulley 11, and the deburring is completed.

[0022]

As described above, according to the first aspect of the present invention, the belt running mechanism that runs the V-belt after hanging it at least on the fixed pulley and the movable pulley and applying tension to the V-belt is provided on the bottom surface of the V-belt. A bottom polishing member that rotates and abuts and removes the generated lower burrs while rotating, and a movable that removes the upper burrs generated at the corners of the back while approaching the back of the V-belt running under tension. Back grinding member, and a V-belt automatic deburring device comprising: a V-belt suspended by a belt traveling mechanism and running under a predetermined tension; while the bottom grinding member rotates, the bottom burr of the bottom surface is removed. Polishing can be performed, and at the same time, the back polishing member moves to remove upper burrs generated at corners on the back of the running V-belt.

According to the second aspect of the present invention, there is provided an automatic V-belt deburring apparatus in which a bottom-surface polishing member moves a rotatable conical abrasive in a direction intersecting a traveling line of the V-belt, By adjusting the position of the conical abrasive in accordance with the size of the burr, the bottom burr on the bottom surface can be reliably removed.

According to the third aspect of the present invention, in the back-surface polishing member, the abrasive mounted on the moving device fixes the pair of whetstone plates to the support table in a biased state and protrudes from the through groove provided in the support table. In the V-belt automatic deburring device that removes the upper burr on the back of the belt, in order to remove only the upper burr on the back of the belt that protrudes from the through groove provided in the support base,
There is no chance of polishing anything other than the upper burr to make a defective product.

In the invention according to claim 4 of the present application, the belt holder moves to the vicinity of the running line of the V-belt and abuts on the V-belt running under tension to prevent the run-out of the V-belt. Burrs are removed.

In the invention according to claim 5 of the present application, the V-belt is hung on at least a fixed pulley and a movable pulley, and a rotating conical abrasive is applied while applying tension to the V-belt.
The bur that abuts against and removes the lower burr generated on the bottom surface of the belt, and at the same time, brings the abrasive material close to the back surface of the V belt running under tension to remove the upper burr generated at the corner portion of the back surface. In the automatic belt deburring method, the V-belt is run under a predetermined tension, and the bottom burr generated on the bottom surface and the upper burr generated on the corner portion on the back surface can be simultaneously removed.

In the invention according to claim 6 of the present application, in order to remove only the upper burrs on the back surface of the belt protruding from the through-groove provided in the support table, a defective product is erroneously polished by polishing other than the upper burrs. Never be.

[Brief description of the drawings]

FIG. 1 is a front view of an automatic V-belt deburring apparatus according to the present invention.

FIG. 2 is a diagram illustrating a state in which burrs of a V-belt are removed.

FIG. 3 is a view of FIG. 2 as seen from the AA direction.

FIG. 4 is a view of FIG. 2 as viewed from the BB direction.

FIG. 5 shows a sectional view of a V-belt used.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Automatic deburring apparatus 2 V belt 3 Belt running line 4 Lower burr 5 Upper burr 10 Belt running mechanism 11 Fixed pulley 13 Moving pulley 20 Bottom polishing member 21 Conical abrasive 30 Back polishing member 31 Grinding stone plate 36 Through groove 40 Belt Holder 41 Guide plate 42 Stopper

Claims (6)

[Claims] 1. An automatic V-belt deburring apparatus for removing burrs generated on the bottom and back corners of a V-belt, wherein the V-belt is run on at least a fixed pulley and a movable pulley and tension is applied to the V-belt. A belt traveling mechanism, a bottom polishing member for rotating and abutting on a lower burr generated on the bottom surface of the V-belt to remove the same, and a corner portion of the V-belt running close to and near the back surface running under tension. And a movable back-polishing member for removing upper burrs generated on the V-belt. 2. The automatic V-belt deburring apparatus according to claim 1, wherein the bottom polishing member moves the rotatable conical abrasive in a direction intersecting a traveling line of the V-belt. 3. In the back-side polishing member, an abrasive mounted on a moving device fixes a pair of whetstone plates to a support table in a biased state, and removes burrs on the back surface of the belt protruding from a through groove provided in the support table. The automatic deburring device for a V-belt according to claim 1. 4. The automatic deburring of a V-belt according to claim 1, wherein the belt holder is moved to a position near the traveling line of the V-belt and abuts on the V-belt running under tension to prevent its run-out. apparatus. 5. An automatic V-belt deburring method for removing burrs generated on the bottom and back corners of a V-belt, wherein the V-belt is hung at least on a fixed pulley and a movable pulley, and is run while applying tension. Meanwhile, the rotated conical abrasive material is brought into contact with the lower burr generated on the bottom surface of the V-belt to remove the same, and at the same time, the abrasive material is brought close to the back surface of the V-belt running under tension to thereby remove the back surface. A deburring method for a V-belt, wherein upper burrs generated at corners of the V-belt are removed. 6. The automatic V-belt deburring method according to claim 5, wherein upper burrs on the back surface of the belt are projected from a through groove provided in the support table and polished by a pair of plate-shaped grindstone plates.