JP2003127107A - Work timber positioning device for woodworking machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make a position-adjusting operation of a positioning member easy in a work timber positioning device for a woodworking machine equipped with the positioning member for positioning the work timber with respect to a working edge. SOLUTION: A ruler-adjusting arm 31 is fixed or released from fixation by pushing against or separating a setscrew 83 of a locking mechanism 8 from a projected part 51 by moving it on or back by carrying out a pivotal operation in a vertical direction of an operating lever 7 in a planer. Further, a ruler adjusting arm 31 is allowed to horizontally pivot by using a pin 33 as a fulcrum by carrying out horizontally pivotal operation of the operating lever 7 in a fixation-released state. The ruler 3 is moved in front or in rear and positional control of the ruler 3 to the planer is carried out thereby.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a machining material positioning device for a woodworking machine provided with a positioning member for positioning a machining material with respect to the machining blade, and more specifically, to a machining blade by moving the positioning member forward and backward. The present invention relates to a processed material positioning device capable of adjusting the position of a processed material.

[0002]

2. Description of the Related Art Conventionally, for example, in a planer used for the work of shaving the surface of wood to finish it smoothly, the working surface of the wood is abutted against the reference surface of a ruler as a positioning member so that The position is determined, and the cutting depth of the planer blade with respect to the wood is determined by advancing and retracting the ruler in the direction orthogonal to the reference plane to determine the protrusion height of the planer blade from the reference plane. Is being adjusted. Therefore, the ruler is attached to the machine base so as to be able to move forward and backward, and is fixed at a position adjusted by the lock mechanism after the cutting depth is adjusted by the movement forward and backward.

[0003]

SUMMARY OF THE INVENTION In the above-mentioned conventional planer, the levers for moving the ruler forward and backward for adjusting the cutting depth of the planer blade with respect to the wood and for fixing or releasing the ruler are separated from each other. Therefore, there is a problem in that the cutting depth adjusting operation is troublesome.

The present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to provide a processed material for a woodworking machine provided with a positioning member for positioning the processed material with respect to the processing blade. It is an object of the present invention to make it possible to easily perform a position adjusting operation of a positioning member in a positioning device.

[0005]

In order to achieve the above object, a work material positioning device for a woodworking machine according to the present invention has a configuration as described in each of the claims.
The machining material positioning device for a woodworking machine according to claim 1 includes a positioning member that positions the machining material with respect to the machining blade, and the position of the machining material with respect to the machining blade is adjusted by moving the positioning member forward and backward. It Further, it is provided with a single operating member operable in a first moving direction and a second moving direction different from the first moving direction. Then, the positioning member is moved forward and backward by operating the operation member in the first movement direction, and the positioning member is fixed or released by operation in the second movement direction. Thus, according to the invention as set forth in claim 1, when adjusting the position of the positioning member with respect to the working blade, by operating the single operating member, the positioning member is released from the fixation and is moved back and forth for position adjustment. The operation and the series of operations such as fixing at the adjusted position are simplified, and the work efficiency can be improved.
Further, since the operation member for fixing or releasing the fixation and the operation member for advancing / retreating are unified, the number of parts can be reduced.

In this case, it is preferable that the positioning member is moved back and forth through a turning member that is turned by an operation of the operating member in the first movement direction (corresponding to claim 2). Further, the positioning member is fixed or released by a lock mechanism that is rotated by an operation of the operation member in the second movement direction to fix or release the rotation member to the fixed-side member. Is preferred (corresponding to claim 3). With the above configuration, it is possible to provide a processed material positioning device having a simple and compact structure.

Further, in the machined material positioning device for a woodworking machine according to a fourth aspect, the operating member is spring-biased in the fixing direction in the second moving direction, while the holding mechanism releases the fixing position. It is configured to be retained in. Therefore, according to the invention described in claim 4, the operability of fixing and releasing the fixing by the operating member can be improved.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to FIG.
~ It demonstrates based on FIG. This embodiment is applied to a machining material positioning device for a planer. 1 is a schematic plan view showing the entire planer board, FIG. 2 is a plan sectional view of a workpiece positioning device, FIG. 3 is a view in the direction of arrow A in FIG. 2, and FIG.
FIG. 3 is a view on arrow B in FIG. 2. As shown in FIG. 1, the planer plate 1 includes a surface plate 11 on which a wood W as a processing material is placed,
The planer includes a planer blade 2 as a processing blade for cutting the wood W, and a ruler 3 and a ruler 94 as a positioning member for positioning the wood W with respect to the planer blade 2. The present embodiment is intended for a planer type of a type in which a vertical surface (side surface) of a wood W placed on a surface plate 11 is cut by a planer blade 2 that rotates at a high speed around a vertical axis. When cutting the wood W, the wood W is placed on the surface plate 11, and the vertical surface, which is the processing surface to be cut, is brought into contact with the reference surface 3a of the ruler 3 in the arrow direction on the surface plate 11. It is done by sliding it to.

The ruler 3 and the ruler 94 are rod-shaped members having a rectangular cross section which extend along the longitudinal direction of the platen 11. The ruler 3 and the ruler 94 are provided on one side of the platen 11 with the planer blade 2
It is arranged on both sides of the front and back. The ruler 94 is a fixed ruler, and its ruler surface 94a coincides with the cutting edge of the planer blade 2. The ruler 3 is a ruler for adjusting the cutting depth.

Next, a processing material positioning device 10 for adjusting the cutting depth of the planer blade 2 with respect to the wood W is shown in FIG.
~ It demonstrates based on FIG. The cutting depth of the planer blade 2 is adjusted by adjusting the protruding height H (see FIG. 1) of the planer blade 2 from the reference surface 3a of the ruler 3. For this reason, as shown in FIG. 1, the ruler 3 is supported via a parallel link 4 and is capable of advancing and retracting in a horizontal direction orthogonal to the reference plane 3a, so that the ruler adjusting arm 31 can be horizontally rotated. Is configured to be moved forward and backward in parallel via the parallel link 4. The ruler adjusting arm 31 and the parallel link 4 constitute a position adjusting mechanism for the ruler 3. In the following description, the protruding height H of the planer blade 2 is referred to as the cutting depth. The parallel link 4 is composed of one link 41 and a ruler adjusting arm 31. The link 41 has one end rotatably connected to the ruler 3 by a pin 41a and the other end rotatably connected to the surface plate 11 by a pin 41b. The ruler adjusting arm 31 is rotatably connected to the ruler 3 by a pin 42.

As shown in FIGS. 2 and 3, the ruler adjusting arm 31 is mounted on the bed 5 fixed on the surface plate 11 so as to be horizontally rotatable around the pin 33, and is rotated by the operation lever 7. By being operated, the cutting depth of the planer blade 2 is adjusted. The ruler adjusting arm 31 corresponds to the rotating member in the present invention, and the operating lever 7 corresponds to the operating member in the present invention. Then, the above cutting depth is indicated by the indicator 6. That is, the scale label 61 provided on the ruler adjustment arm 31 side and the pointer 62 fixed on the bed 5 side indicate. In addition, the scale label 61 has screws 6 on the scale plate 63.
4, the scale plate 63 is attached to the two pillars 31a that are erected on the upper surface of the ruler adjusting arm 31 with the screw 6
It is fixed by 5.

Further, the ruler adjusting arm 31 is provided with an adjusting bolt 34 having a cutting depth of zero. When the pointer 62 of the indicator 6 indicates the zero scale of the scale label 61, the adjusting bolt 34 is adjusted so as to come into contact with the side surface of the protruding portion 51 formed upright on the upper surface of the bed 5, and its contact is made. The depth of cut is made zero by contact. The state where the cutting depth is zero is shown in FIG. A cavity 31c is formed in a part of the ruler adjusting arm 31, and the protrusion 51 faces the cavity 31c. The hollow portion 31c has a width that does not interfere with the protrusion 51 with respect to the horizontal rotation of the ruler adjustment arm 31.

The ruler adjusting arm 31 is provided with a lock mechanism 8 for fixing or unfixing the ruler adjusting arm 31 to the bed 5. As shown in FIG. 2, the lock mechanism 8 includes a disk 81, a sleeve 82 fitted and integrated with the disk 81 in a state of penetrating the disk 81, and a set screw screwed in a state of penetrating into the sleeve 82. 83,
Hexagon nut 84 for fastening the set screw 83 to the disk 81
Composed of and. A screw 82a is formed on the outer periphery of the protruding portion of the sleeve 82, and the screw 82a is screwed into a female screw portion 31b formed on the ruler adjusting arm 31. That is, the disk 81 is rotatable around the axis of the female screw portion 31b, and when rotated clockwise, the disk 81 is screwed with respect to the female screw portion 31b, and the tip of the set screw 83 is an arc surface of the protrusion 51. The ruler adjustment arm 3 by abutting on the 51a
1 is fixed to the protruding portion 51, and when it is rotated counterclockwise, the sleeve 82 retracts with respect to the female screw portion 31b, and the tip of the set screw 83 moves away from the arc surface 51a of the protruding portion 51. The fixing of the ruler adjusting arm 31 to 51 is released. The arcuate surface 51a of the protrusion 51 is formed with a curvature centered on the rotation fulcrum of the ruler adjusting arm 31. The protrusion 51 corresponds to the fixed member in the present invention.

The operation lever 7 is attached to the outer circumference of the disk 81 of the lock mechanism 8 and extends in the radial direction. In the present embodiment, it is set that the disc 81 is rotated clockwise by the upward rotation operation of the operation lever 7, and the disc 81 is rotated counterclockwise by the downward rotation operation. There is. That is, in the present embodiment, the ruler adjusting arm 3 is rotated by rotating the operation lever 7 in the vertical direction.
It is configured such that the ruler 3 is advanced or retracted (cutting depth adjustment) by fixing or unfixing 1 and rotating in the horizontal direction. The horizontal rotation direction of the operation lever 7 described above corresponds to the first movement direction in the present invention, and the vertical rotation direction corresponds to the second movement direction in the present invention.

Further, as shown in FIG. 4, the operating lever 7 is biased upward (fixing direction) by a compression coil spring 71 and is held at a fixing releasing position by a ball plunger (detent mechanism) 9. It has become. The compression coil spring 71 includes a guide plate 72 fixed to the outer circumference of the disk 81 by screws 75 and a head 7 of a guide bar 73 attached to the ruler adjusting arm 31.
3a and the guide plate 72 arranged in a compressed state.
A clockwise turning force is always applied to the disk 81 via. The guide bar 73 has holes 72 in the guide plate 72.
The bolt 74 is attached to the ruler adjusting arm 31 by a bolt 74 penetrating the head 73a and penetrating the head 73a (see FIG. 2), and is rotatable about the axis of the bolt 74. As a result, interference between the guide bar 73 and the guide plate 72 due to the rotation of the disk 81 is avoided.
On the other hand, the ball plunger 9 corresponds to the holding mechanism in the present invention, and is provided on the ruler adjusting arm 31 side. As shown in FIGS. 2 and 4, the ball plunger 9 includes a cylindrical member 91 with a male screw screwed into a screw hole of a protrusion 31 d provided on the ruler adjusting arm 31, and a spring 92 in the cylindrical member 91. And a ball (steel ball) 93 housed in a state of being biased by the ball 93. The ball 93 abuts (presses) on the outer peripheral surface of the operation lever 7 having a circular cross section in the radial direction above the axis. As a result, the operation lever 7 is held in the fixing release position. Further, as shown in FIG. 4, the operation lever 7 extends through a vertically long guide hole 21a of the lever guide 21 fixed to the ruler adjusting arm 31, and guides the vertical rotation by the guide hole 21a. At the same time, the lower end of the guide hole 21a regulates the descending end.

According to the work material positioning device 10 configured as described above, the planer blade 2 for the wood W to be cut is provided.
The cutting depth of the lock mechanism 8 can be adjusted by first rotating the operation lever 7 downward.
3 is retracted to separate the tip from the arc surface 51a of the protrusion 51. As a result, the fixing of the ruler adjusting arm 31 to the protruding portion 51 is released, and in that state, the operation lever 7 is rotated in the horizontal direction, so that the ruler adjusting arm 31 moves horizontally with the pin 33 as the fulcrum. Rotate. As a result, the ruler 3 is advanced or retracted via the parallel link 4, and the cutting depth of the planer blade 2 is adjusted. The cutting depth of this planer blade 2 is the indicator 6
Since it can be read by, it is possible to accurately adjust the cutting depth. After the position adjustment, by rotating the operation lever 7 upward, the set screw 8 in the lock mechanism 8 is rotated.
3 is advanced to press the tip against the arc surface 51a of the protrusion 51. As a result, the ruler adjusting arm 31 causes the protrusion 51 to move.
Fixed against.

As described above, in this embodiment, the ruler adjusting arm 31 itself is provided with the lock mechanism 8 for fixing or releasing the ruler adjusting arm 31 with respect to the protrusion 51, and the lock mechanism 8 is operated. A lever 7 is provided.
Thus, the locking or unlocking operation of the ruler adjustment arm 31 by the lock mechanism 8 and the position adjustment (cutting depth adjustment) of the ruler 3 by the rotation of the ruler adjustment arm 31 are performed by the single operation lever 7. You can Therefore, a series of operations such as releasing the fixing of the ruler 3, adjusting the position of the ruler 3, and fixing the ruler 3 when adjusting the cutting depth of the planer blade 2 can be continuously and smoothly performed. That is, according to the present embodiment, the adjustment operation of the cutting depth of the planer blade 2 is simplified, and the work efficiency can be improved. It is also possible to operate with one hand. Furthermore, since the operating lever 7 is unified, the number of parts can be reduced.

Further, in the present embodiment, since the ruler 3 is moved forward and backward through the parallel link 4, the ruler 3
Can be stably and smoothly translated, and since the ruler adjusting arm 31 constitutes one of the constituent members of the parallel link 4, simplification of the structure can be achieved. Also,
The ruler adjusting arm 31 is horizontally rotated to adjust the position of the ruler 3, and the ruler adjusting arm 31 is fixed or unlocked by the lock mechanism 8.
Since the control lever 7 is operated, the position adjustment operation of the ruler 3 and the fixing or unlocking operation of the ruler 3 are simpler and more rational structure and compact than those of a type in which the operation is performed separately. A work material positioning device is provided. Further, while the operation lever 7 is configured to be biased in the fixing direction by the compression coil spring 71, and the ball plunger 9 can be held in the fixing release position, the operability of the fixing and the fixing release by the operation lever 7 is improved. it can. Further, the set screw 83 of the lock mechanism 8 is held in a fixed state in which it is pressed against the circular arc surface 51a of the protrusion 51 by the spring force of the compression coil spring 71, so that the fixed state is stabilized.

The present invention is not limited to the above-described embodiments, but can be modified as appropriate without departing from the scope of the invention. In the above-described embodiment, the ruler 3 is moved forward and backward through the parallel link 4. However, the parallel link 4 can be changed to a linear slide structure using a slide rail or the like. Further, in that case, the ruler adjusting arm 31 is not limited to the rotating operation, and may be changed to a configuration in which the ruler 3 is moved forward and backward by a linear movement operation. Further, the lock mechanism 8 is not limited to the type in which the tip of the illustrated set screw 83 is pressed and fixed to the protrusion 51 that is the fixed side member, and other types may be used. Is not limited to the ball plunger 9. Further, in the above-described embodiments, the planer 1 is described as an example of the woodworking machine, but the present invention is not limited to the planer 1 and the position of the ruler 3 serving as the positioning member is adjusted to adjust the position of the work material (wood). Any woodworking machine provided with a device for adjusting the position of (W) can be applied.

[0020]

As described in detail above, according to the present invention,
In a machining material positioning device of a woodworking machine including a positioning member for positioning the machining material with respect to the machining blade,
The position adjustment operation of the positioning member can be easily performed, and the work efficiency can be improved.

[Brief description of drawings]

FIG. 1 is a schematic plan view showing the entire planer board according to the present embodiment.

FIG. 2 is a plan sectional view of a processed material positioning device according to the present embodiment.

FIG. 3 is a view on arrow A in FIG.

FIG. 4 is a view on arrow B in FIG.

[Explanation of symbols]

1 ... Canna board 2… Canna blade (processing blade) 3 ... Ruler (positioning member) 3a ... Reference plane 4 ... Parallel links 5 ... bed 7 ... Operating lever (operating member) 8 ... Lock mechanism 9 ... Ball plunger (holding mechanism) 31 ... Ruler adjusting arm (rotating member) 55 ... Projection (fixed member) W ... wood

Claims (4)

[Claims] 1. A machining material positioning device for a woodworking machine, comprising a positioning member for positioning the machining material with respect to the machining blade, and adjusting the position of the machining material with respect to the machining blade by advancing and retracting the positioning member. , A single operating member operable in a first moving direction and a second moving direction different from the first moving direction, and the positioning member is operated by operating the operating member in the first moving direction. The workpiece positioning device for a woodworking machine, wherein the positioning member is fixed or released by an operation in the second movement direction. 2. The machining material positioning device for a woodworking machine according to claim 1, wherein the advancing and retracting movement of the positioning member includes a rotating member that is rotated by an operation in the first movement direction by the operating member. A machining material positioning device for a woodworking machine, which is characterized in that it is configured to be carried out through. 3. The workpiece positioning device for a woodworking machine according to claim 2, wherein the positioning member is locked or unlocked by a lock mechanism operated by an operation in a second movement direction by the operation member. A processed material positioning device for a woodworking machine, wherein the rotating member is fixed or released from a fixed member. 4. The machining material positioning device for a woodworking machine according to claim 1, wherein the operating member is spring-biased in a fixed direction in a second movement direction. A work material positioning device for a woodworking machine, characterized in that it is held at a fixed release position by a holding mechanism.