JPS5940604B2 - Processing machines such as large inserts - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention provides a large insert or a large insert for joining a small beam, a joist, a force joist, etc. to a second floor beam for constructing a beam floor in a wooden structure, or a large insert and a hook. This invention relates to a processing machine that processes grooves and the like.

Conventionally, when machining a large container such as the one shown in Fig. 1 on a second-story beam a, or a dog holder C, manual machining using a hand saw or hand, or machining using a hand-held router was used. It is carried out by

However, according to the above-mentioned manual processing, the incisions are made with a hand saw along the ink lines, and then the cutting is done only by hand, which requires a lot of effort and time, and the work efficiency is extremely low. The machining process using the router described above has the disadvantage that not only is it difficult to achieve accuracy, but also the work is dangerous, so the current situation is that we rely on the inefficient manual process described above.

Therefore, as a result of studies in view of the above-mentioned conventional circumstances, the present invention has been developed by:
A new specialized processing machine for dog containers, etc. was obtained.

That is, the processing machine main body includes a vice mechanism for clamping the machine main body to the workpiece and a router bit driven and rotated by a motor, and the processing machine main body has a means for moving the machine back and forth with respect to the vice mechanism, It is movable in three directions via the left and right feed means, the up and down feed means, the rotation means and the stopper means, and is rotatable so that the router bits provided at both ends of the blade arbor can be selectively used. Its purpose is to move and adjust the main body of the processing machine, i.e., the router bit, back and forth, left and right, and up and down using the bundle operation while the workpiece is clamped. The purpose is to make it possible to efficiently and safely process a case, a dog case, a hook, etc. with high precision.

The present invention will be described in detail below based on illustrated embodiments.
As shown in FIGS. 2 to 13, the processing machine main body 1,
a vice mechanism, a back and forth feeding means for rotatably attaching the processing machine main body 1 to the vice mechanism λ in each of the front, rear, left, right, and up and down directions; , a rotating means 6, and a stopper means 7.

As clearly shown in FIGS. 2 and 3, in the processing machine main body 1, a plaid arbor 10 is rotatably supported together with a motor 9 in a motor case 8, and the blade arbor 10 is rotatably supported by a motor shaft 9a and a gear. They are interlocked and connected by an appropriate power transmission mechanism 11, and have ends protruding outward from the upper and lower ends of the motor case 8, respectively, and router bits, ie, one thousand bits 12, are installed at both ends. A dovetail bit 13 is removably attached to the other side by means of a collet chuck 14.

In addition, a stopper hole 1 is provided at a suitable position in the blade arbor 10.
5, and a stopper 17 disposed on the motor case 8 via a stop ring 16 facing the stopper 17 is pushed against the spring 18 elastically biased to engage with the stopper hole 15. Blade Arbor 10
The rotation of the bit is stopped so that the bit can be conveniently replaced.

Furthermore, a slide plate 19 is attached to one side of the motor case 8 in parallel with the blade arbor 10 in a vertical arrangement, and a cover bolt 20 is fixed to the upper part of the slide plate 19 with screws or the like. A bit cover 21 is pivotally attached to the boulder 20 so as to be openable and closable while regulating the rotation angle, and covers only one of the bits 12 or dovetail bits 13 that is not used for cutting. ing.

Furthermore, in the narrow central part of the motor case 8, a hole 22 is formed in the direction perpendicular to the axis of the blade arbor 10, with the dimensions from the tip of the thousand bits to the tip of the dovetail pit being the same or with a limited difference.
is formed through the slide plate 19, and on the other hand, opposite to this, a square hole 23 etc. is provided in the slide plate 19, and both holes 22, 23
A center bolt 24 is non-rotatably passed through the center bolt 24, and the processing machine main body 1 rotates about the center bolt 24 as a rotation axis.

The vice mechanism 2 is constructed by constructing two parallel front and rear guide bars 27, 27 between the vice 25 and the support 26, as shown in FIGS. 7 to 14. A side play (side play) in which a front and rear sliding base 28 is slidably fitted to 27, and both ends are screwed to the vise 25 and support 26, and rollers 29 for moving the machine are attached. is fixed to the outside of the front and rear guide bars 27, 27, parallel to the guide bars 27, 27, and flush with the contact surface of the workpiece 310.

The support 26 also has a holder 32 and a holder 32 at its end, respectively.
Two outer vise guide bars fixed by 32.3
3 is slidable in the front-rear direction, and by engaging a thumb screw 35 screwed to the support 26 into a salamir portion 34 provided at a predetermined interval on one of the parts. It is provided so that it can be fixed in a predetermined position.

Two inner vise guide bars 36 and 36 are fixed to the center of both the holders 32 and 320, and a vise holder 37 is slidably inserted into the inner vise guide bars 36 and 36. .

The vice holder 37 is provided with a guide portion for guiding the outer periphery of the chuck holder 38, and a vice bundle 39 is rotatably attached to one end by a seat bolt 40°40. A fulcrum pin 41 fixed to the other end and fulcrum parts 42, 42 provided symmetrically at the center of the chuck holder 38 are connected to two links 43,
43, and the chuck holder 38 can be slid by the rotation of the vise handle 39.

Further, a spring 44 is installed inside the chuck holder 38.
The workpiece tightening nut 45 pressed by C is slidable.
It is attached with a shaping ring 46, and a clamp plate 47 is attached to the tip.
A tightening bolt 48 rotatably supports the workpiece and is threaded through the workpiece tightening nut 45.

Further, as shown in FIGS. 7 to 9, the longitudinal feeding means includes a bundle 4 supported by the vise 25 and the support 26 so as to be rotatable but not axially movable.
The above-mentioned front and rear sliding base 28 is attached to the front and rear feed screw rod 49 with 9a.
is supported through the adjustment nut 50°50,
As the knob 49a rotates, the screw portion 49b is driven to form the front-rear sliding base 28 so as to be slidable in the front-rear direction.

Further, the left and right feeding means ± is configured to move the left and right sliding base 5 to the left and right guide bars 51, 51 installed on the front and back sliding base 28.
2 is a slidably fitted support, and is rotatably installed on the front and rear sliding base 28 while preventing movement in the axial direction. The moving base 52 is threadedly supported, and the bundle 53 is
The left and right sliding base 52 is formed to be slidable by being guided by the threaded portion 53b by the rotation of a.

Further, as shown in FIGS. 2, 7, and 8, the vertical feeding means 5 includes a bundle 54a on the slide plate 19.
A vertical feed screw rod 54 is rotatably supported while preventing vertical movement, and its threaded portion 54b is screwed into the screw hole 52a of the left-right sliding base 52, and by rotation of the bundle 54a,
The processing machine main body 1 is formed to be able to move up and down with respect to the left-right sliding base 52.

Thus, the processing machine main body 1 is rotatably mounted to the vice mechanism 2 by the rotating means 6, and the rotating means 6 has its tip attached to the center bolt 24, as shown clearly in FIG. Tightening screw 56 fixing the knob 55
and a male threaded portion 56 provided on the outer periphery of the tightening screw 56.
A is a tightening nut 57 equipped with a lever bundle 57a.
The inner ends of the screws are screwed together, and the inner ends thereof have an X drawn on the opening edge of the elongated hole 52b of the left and right sliding base 52, and by tightening the tightening nut 57, it is attached to the left and right sliding base 52, that is, to the vice mechanism 2. On the other hand, the vertical movement of the processing machine main body 1 is fixed, and the tightening nut 57 is loosened, and after this generates an eddy current with the knob 55, the tightening screw 56 is loosened by the frictional force between the two.
The processing machine main body 1 is formed to be rotatable.

The stopper means 7 includes two poles 58 on each side of the motor case 8, as shown in FIGS. 2 and 4.
, 58' and two microswitches 59, 59' are provided respectively, while the slide plate 19 is provided with a lock plate 6.
0 and a limit lever 61 are provided, and the lock plate 60 is rotated (180 degrees) to selectively use the flat bit 12 and dovetail bit 13 of the processing machine main body 1.
are formed so as to abut the bolts 58 or 58' and stop at their respective positions.

Further, the processing machine main body 1 is supported by the vice mechanism 2 so as to be rotatable by 180 degrees, so that the 1,000-bit bit 12 and the dovetail bit 13 can be selectively used.
3 is used, flat bit 12 is required for forward rotation, respectively.
When using the dovetail bit 13, it is necessary to rotate the plaid arbor 10 forward or backward.

Therefore, an electric circuit as shown in FIG. 14 is used.

That is, the illustrated circuit shows the processing machine main body 10 rotating 180 degrees, and in this case, even if the push button 62 provided on the motor case 8 is turned on, the motor 9 and the field 9' are not energized.

Next, when the processing machine main body 1 is rotated and the lock plate 60 hits the bolt 58 and stops, one of the micro switches 59 and 59' is turned on by the limit lever 61, so when the push button 62 is turned on, the motor is turned on. rotates.

Now, assuming that the motor 9 rotates in the forward direction when the microswitch 59 is turned on, conversely, the microswitch 59 rotates in the forward direction.
When 9' is ON, the motor 9 rotates in the opposite direction.

In addition, on the upper surface of the left and right sliding base 52, there are shown in FIGS.
As clearly shown in the figure, a stopper plate 64 for opening and closing a hole 63 opened in the slide plate 19 is pivotally mounted, and a screw hole 65 is provided in the left and right sliding base 52 opposite to the hole 63.
A bolt 67 with a threaded hole is screwed into the bolt 67 through a nut 66 so that the height can be adjusted, and a bolt 69 having a head smaller than the hole 63 is installed through a nut 68 into the screw hole of the bolt 67 so that the height can be adjusted. When the hole 63 is closed with the stopper plate 1.64, the stopper plate 64 shines on the head of the bolt 69 and acts as a stopper while the slide plate 19 is lowering, and the stopper plate 64 closes the hole 63. When opened, the outer periphery of this hole falls into the head of the bolt 67 and becomes a stopper.

That is, by acting as a stopper in two stages, it is possible to change the machining depth by the flat bit and dovetail bit.

In FIG. 2, reference numeral 70 denotes a center indicator needle provided at the lower part of the left and right sliding base 52 at the center of the flat bit 12 and the dovetail bit 13.

Therefore, in the above configuration, when processing a dovetail hook using this, the side play of the vice mechanism) 30,
30 with foil on the upper surface of the workpiece 31, the workpiece plate 31 is clamped between the vise 25 and the clamp plate 47, and the machine is fixed on the workpiece surface.

Next, the processing machine main body 1 is moved by the back and forth feeding means... the handle 49a.
When the lever knob 57a is moved to the front, the tightening nut 51 is screwed and tightened, the bundle 54a of the vertical feed means 5 is used to feed the bit 12 to the depth of cut, and then the tightening nut 57 is used to tighten the tightening nut 51 in a vise. The processing machine main body 1 is fixed to the mechanism 2.

Next, when the push button 62 is turned on and the motor 9 is energized to drive and rotate the bit, the cutting is performed while moving the required amount by operating the front and rear feed means and the left and right feed means to obtain the desired vertical and horizontal dimensions and depth. Processing a large piece of wood.

After processing the dog holder, return the processing machine body 1 to the center point and press the push button 62.
The motor 9 is stopped by the operation.

After stopping, open the cover 21 of the blade, loosen the tightening nut 57 using the bar handle 57a, and turn the knob 55.
At the same time, the tightening screws 56 are loosened to release the tightening of the processing machine main body 1.

Next, rotate the processing machine body 1 180 degrees and remove the corresponding bolt 5.
8 or 58' and the lock plate 60, fix the processing machine main body 1 in the vise mechanism by operating the lever handle 57a, set the dovetail bit 13 to the use position, and then move the vertical feed means 5. Determine the depth of cut.

Next, when the push button 62 is turned on and the motor 9 is energized to drive and rotate the dovetail bit 13, the dovetail bit 13 is moved back and forth and left and right by the required amount using the front and back feed means 3 and the left and right feed means 4 to process the dovetail bit.

With the above steps, the machining of the dog holder and hanger is completed, so all that is required is to return the machine to its original position and unclamp the workpiece 31 by performing the operations opposite to those described above.

Note that the dovetail or dovetail groove is machined using one of the bits.

As explained above, according to the processing machine such as a dog holder according to the present invention, the workpiece 31 is clamped by the vice mechanism 2,
After setting it on the processing surface, the cutting depth is determined by the upper and lower feeding means, and then the processing machine main body 1, that is, the bit 12
Alternatively, by operating the back and forth feeding means 13 and the left and right feeding means 4, it is possible to safely process dog containers, dovetail grooves, etc. with high precision and efficiency while moving the machine back and forth and left and right by the required amount. Also, the processing machine main body 1 is rotatably attached to the vise machine 2 via the rotation means 6 and the stopper means 7, and the 1,000-bit bit 12 and dovetail bit 13 provided at both ends of the plaid arbor 10 can be selectively used. For example, when processing a hook with a dog holder, the processing machine body 1 must be rotated 180 degrees while still set on the workpiece 31. It has advantages such as being able to process the hooks continuously and simply and easily.

[Brief explanation of drawings]

Fig. 1 is a perspective view of a workpiece processed into a dog holder and a dog holder hook, Fig. 2 is a vertical side view of the main body of the processing machine for processing dog holders, etc. according to the present invention, and Fig. 3 is the same. Fig. 4 is a left side view of the processing machine main body, Fig. 5 is a plan view of the processing machine main body, and Fig. 6 is a diagram showing the cutting depth adjustment of the processing machine main body. 7 is a plan view showing the vice mechanism in the processing machine; FIG. 8 is a side view of the vice mechanism; FIG. 9 is a front view of the vice mechanism; FIGS. 12 and 13 show the main parts of the same vice mechanism, respectively. The figure is a rear view, and FIG. 14 is a circuit diagram of the processing machine. 1...Processing machine means, λ...Vise mechanism, Shadow...Back and forth feeding means, ±...Left and right feeding means, Mutual...Upper and lower Feeding means, 6... Rotating means, 7... Stopper means, 9...
Motor, 10...Blade arbor, 12...
・・・Flat bit, 13・・・・・・Pit I・, 3
1... Work material.

Claims (1)

[Claims] 1 Equipped with a vise mechanism for clamping the processing machine to the workpiece, and a processing machine main body equipped with a router bit driven and rotated by a motor, the processing machine main body has a back and forth feeding means with respect to the vise mechanism, and a left and right To rotate and stop the processing machine body so that it can move freely in three directions through the feeding means and the vertical feeding means, and selectively use the router bits provided at both ends of the blade arbor. A processing machine, such as a large-scale processing machine, which is equipped with rotation means and stopper means and is rotatably mounted.