JP2019031065A - tool - Google Patents

Abstract

To provide an electric power tool with better workability by adding adjustable function on a handle to move the electric power tool, considering that a conventional tool is adjustable on projecting length of a cutter out of a working table by moving up/down when fixing the power tool at a fixing part, being provided with a lever and cum mechanism as an adjustable mechanism, which needs to move the electric power tool to machine wood pieces after fixing the electric power tool at a predetermine position by moving up/down the electric power tool through shifting the lever.SOLUTION: A tool is provided with: a base disk; a first plate on which a trimmer body is connected; a first grip connected to the first base plate to move up/down the first base plate; a second grip arranged opposite to the first grip; and a second base plate connected to the base disk, wherein the first base plate is arranged to freely move up/down between the base disc and the second base plate.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a tool capable of machining a workpiece using a trimmer or the like.

  Japanese Unexamined Patent Publication No. 2013-39816 is known as a tool that uses a trimmer to process a workpiece such as a tree. If the trimmer is used as it is, it may jump up and be dangerous. Therefore, in the device described in the above publication, a trimmer is attached to the back surface of the base whose upper surface serves as a work table, so that the trimmer does not jump up to maintain safety.

JP 2013-39816 A

In the tool shown in the above-mentioned patent document, when the electric tool is fixed to the attachment portion, the electric tool is moved up and down to adjust the amount of the cutter coming out of the work table. A lever and a cam mechanism are provided as an adjusting mechanism.
However, in this apparatus, it is necessary to move the lever to move the electric tool up and down to fix the conductive tool at a predetermined position, and then move the electric tool to process the piece of wood.
Accordingly, an object of the present invention is to improve workability by providing an adjustment function to a handle for moving an electric tool.

The tool of the present invention includes a base, a first substrate to which a trimmer main body is connected, a first handle that is connected to the first substrate and moves the first substrate up and down, and the first handle. And a second handle that is attached to the base and that can be moved up and down between the base and the base. .
Further, a means for controlling the distance between the first substrate and the second substrate is provided.
Further, the second handle is rotated, and the tip of the second handle is pressed against the shaft of the first substrate to stop the first substrate.
Further, a spring for attracting the first substrate and the second substrate is provided.
Also, the base is provided with a hole for projecting the blade of the trimmer, a slide piece, and a recess for inserting the slide piece, the slide piece is detachable, and one surface of the slide piece can be used for linear machining. The back surface is configured to be usable for arc processing.

Further, as a means for stopping the vertical movement of the first substrate, a guide having a curved surface is provided between the first handle and one end of the connecting rod, and the other end of the connecting rod is connected to the first substrate. The first handle is pivoted so that the guide is strongly sandwiched between the first handle and the connecting rod.
Furthermore, a base, a first substrate that is linked to the base and to which the trimmer body is connected, a first handle that is connected to the first substrate and moves the first substrate up and down, and A second substrate attached to the substrate and having the first substrate movable up and down between the substrate and the first handle as a means for stopping the first substrate from moving up and down A guide having a curved surface is provided between one end of the rod, the other end of the connecting rod and the first substrate are connected, and the first handle is rotated to be between the first handle and the connecting rod. A tool characterized in that the guide is firmly sandwiched between the two.

As described above, according to the tool of the present invention, it is possible to have two handles with both hands, work a workpiece, and operate it safely and easily.
Also, the trimmer blade is always retracted from the base except when machining, which is extremely safe.
In addition, linear processing and arc processing can be performed. Furthermore, the first substrate can be moved with the first handle, and then the first substrate can be stopped with the first handle.

  It is a front view of the tool concerning an embodiment of the invention.   It is a top view of the working table of the tool.   It is a top view which shows the state which attached the tool to the work bench.   It is a right view of the tool.   It is a partial front view of the tool.   It is a left view of the tool.   It is AA sectional drawing of FIG.   It is AA sectional drawing which shows the state which reversed the slide piece 9 of FIG.   It is a top view of three board | substrates of the tool.   It is a front view of the tool which concerns on the other embodiment.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
As shown in FIGS. 1 to 9, the base 2 is attached to the work table 1. In addition to the base 2, the tool basically includes three substrates 3, 4, and 5. The substrate 3 is a hexagonal iron plate, and the substrates 4 and 5 are U-shaped iron plates. The outline is shown in FIG. The substrate 5 is under the substrate 4 and is hidden from view.

  The work table 1 has a U-shaped cut 6, and a step 7 is formed around it. The periphery of the base 2 shown in FIG. The base 2 is provided with a recess 8 in which a slide piece 9 is slidably fitted. The slide piece 9 is flush with the base 2, and the base 2 is flush with the work table 1.

  The long hole 10 of the slide piece 9 exists in the longitudinal direction, and a step portion 11 is formed in the middle. And the long hole 14 which the axial part 13 of the screw | thread 12 passes outward from the bottom face of the step part 11 is provided. The long holes 10 and 14 communicate with each other only with different widths.

As shown in FIG. 5, in the state where the step portion 11 is visible, the head portion of the screw 12 is fitted in the step portion 11, and the slide piece 9 slides freely. Fifteen projecting pieces are the center of rotation. Reference numeral 16 denotes a trimmer blade. The shaft portion 13 of the screw 12 is fixed to a nut 44.
When the slide piece 9 is turned upside down, the stepped portion 11 cannot be seen. A wide portion into which the screw 12 is fitted is provided, and when the screw 12 is inserted here, the slide piece 9 does not slide.

  The straight guide 17 exists in what is provided as an accessory of a trimmer. This is attached to the base plate 2 by tightening the screw 19 as shown in FIGS. When the screw 18 is loosened, the guide portion 20 of the straight guide 17 can be slid on the base 2. The guide portion 20 is set to a desired position by looking at the memory. Thereafter, the screw 18 is tightened.

  Next, the substrates 3 and 4 are fixed together by shafts 23 and 24. And the axis | shafts 25 and 26 provided between the base | substrate 2 and the board | substrate 5 are penetrated in the axis | shafts 23 and 24, and the board | substrates 3 and 4 can move up and down freely. The distance between the substrates 4 and 5 is controlled by screws 27. The nut 28 attached to the screw 27 is moved upward, the screw 27 is rotated, and fixed at a predetermined interval with the nut 28. Once fixed with the nut 28, the position of the substrate 4 does not change when the second processing is performed, so the same processing can be performed the first time and the second time. The substrates 3 and 5 are always attracted by the springs 21 and 22. As shown in FIG. 9, there is a gap 29 between the substrates 4 and 5 (5 is not shown) and the substrate 3, and the springs 21 and 22 are positioned at * of the gap 29. You may provide the protrusion which hooks the front-end | tip of the springs 21 and 22 on the board | substrates 3 and 5 as needed.

The substrate 4 is not particularly required, and is provided to reinforce the substrate 3.
The bottom plate 30 of the trimmer cylindrical cover 31 on the lower surface of the substrate 3 is fixed with screws or the like. The trimmer main body 32 is inserted into the cover 31 from below, and the cover 31 is tightened with a fastener 33 so that the trimmer main body 32 does not fall off.

  Next, the first control box 34 is attached to the lower surface of the substrate 5. The control box 34 is provided with a link 35 attached to the lower surface of the substrate 4 so as to penetrate the substrate 5. A first connecting rod 37 attached to the first handle 36 is rotatably attached to the control box 34. A second connecting rod 38 is rotatably attached to the same rotating shaft of the first connecting rod 37. The connecting rods 37 and 38 may be integrated. The tip of the second connecting rod 38 is divided into two forks, and a pin 39 provided on the link 35 is inserted between the forks.

  A second control box 40 is fixed to the shaft 24. The control box 40 is made of mulky metal and has a screw hole into which the screw 41 is inserted. The screw 41 has two steps, and the tip is thinner. A second handle 42 is provided at the other end of the screw 41, and when this is turned, the tip of the screw 41 passes through the side surface of the shaft 23 and hits the shaft 25. The side surface of the shaft 25 may be flattened to increase the contact area with the tip of the screw 41.

  The screw 12 is screwed into the nut 44 via the flat plate 43. The nut 44 is long because it is easy to work.

  The configuration as described above will be described next. The substrates 4 and 5 are lifted upward by the springs 21 and 22 shown in FIG. It is safe. When the trimmer body 32 is used with its upper side, the substrate 3 is attracted to the substrate 5 by the springs 21 and 22, and the blade 16 does not come out of the base 2 and is safe.

  As shown in FIG. 3, the straight guide 17 is attached, the first handle 36 is held with the right hand and moved up and down, the link 35 is moved up and down, and the substrate 3 is moved up and down. In this state, the second handle 42 is gripped with the left hand and rotated so that the tip of the second handle 42 passes through the shaft 23 and contacts the shaft 25 to stop the movement of the substrate 3. The vertical movement of the first handle 36 is also stopped. Since the trimmer cover 31 is attached to the substrate 3, an appropriate amount of the blade 16 of the trimmer body 32 can be projected. The workpiece (not shown) is applied to the straight guide 17 and processed by the blade 16.

When the straight guide 17 is removed, the screw 12 is removed, the slide piece 9 is turned back, and the screw 12 is attached, the slide piece 9 becomes slidable. The protruding part of the slide piece 9 enters a recess 45 provided in the work table 1. The slide piece 9 is provided with a projecting piece 15 for receiving a center hole of a work (not shown). A place to be processed is determined, the screw 12 is tightened, and the slide piece 9 is fixed to the base 2.
The blade 16 is taken out and processed to an appropriate depth as before, and the workpiece is turned to form an arc-shaped groove.

Next, a case where a workpiece is processed with the handles 36 and 42 will be described.
First, the work is fixed to another work table. Then, place the base 2 with the trimmer on the work with the bottom. At this time, the straight guide 17 is applied to the helicopter of the work. Holding the handles 36 and 42 and pushing the handle 36, the trimmer blade 16 is taken out of the base 2 and dug down to an appropriate depth. Then, the handle 42 is turned to pass the tip of the screw 41 through the shaft 23, and the vertical movement of the abutting blade 16 is stopped on the surface of the shaft 25. If the slide guide 17 is moved along the helicopter together with the trimmer with the handles 36 and 42, a predetermined groove is formed in the work.

  When performing arc-shaped machining, the slide piece 9 attached to the base 2 is turned over and the protruding piece 15 is raised. The projecting piece 15 is inserted into the center hole of the work fixed to the work table, the diameter of the arc is set, and the trimmer blade 16 is dug down to an appropriate depth. Next, if the grips 36 and 42 are held and moved around the projecting piece 15, a predetermined arc groove is obtained. A disk can be obtained by making the length of the blade 16 the same as the thickness of the workpiece and rotating the one-round trimmer.

In FIG. 1, the blade 16 is fixed by operating the second handle 42 in a state where the first handle 36 of FIG. In the embodiment shown in FIG. 10, the blade 16 can be fixed by the first handle 36.
As shown in FIG. 10, a connecting rod 46 is attached to a first handle 36 (the shape is different from that of FIG. 1) with a pin 47. Usually it is a little loose. The connecting rod 46 is rotatable about a shaft 48. One end of another connecting rod 49 is rotatable about the shaft 50 at the tip of the connecting rod 46. The other end of the connecting rod 49 is attached to an attachment piece 51 fixed to the substrate 3.

  Between the first handle 36 and the connecting rod 46 is provided a guide 52 in which a plate-like body having a width of 1 cm to several centimeters is curved, and the side surfaces of the guide 52 are joined by a side plate 54. Moreover, the both ends of the guide 52 should just be fixed, and especially the side plate 54 is not necessarily required. The guide 52 is fixed to a support piece 53 attached to the substrate 5. By moving the first handle 36 along the guide 52, the substrate 3 can be moved up and down via the connecting rods 46 and 49, and then the handle 36 and the connecting rod are twisted by twisting the first handle 36. The guide 52 can be tightly sandwiched between 46 and the blade 16 can be fixed at a predetermined height. The second handle 42 need only be attached to the second control box 40. The link 35, the first connecting rod 37, the second connecting rod 38, the pin 39, and the second control box 40 are replaced with other portions. The other parts are the same as in FIG.

  INDUSTRIAL APPLICABILITY The present invention can be used as a tool that can freely process a predetermined range (which can be freely set) with a processing tool such as a trimmer.

1: work table 2: base 3: substrate 4: substrate 5: substrate 6: notch 7: step 8: recess 9: slide piece 10: slot 11: step 12: screw 13: shaft 14: slot 15 : Projection piece 16: Trimmer blade 17: Straight guide 18: Screw 19: Screw 20: Guide portion 21, 22: Spring 23, 24, 25, 26: Shaft 27: Screw 28: Nut 29: Gap 30: Bottom plate 31 : Trimmer cylindrical cover 32: Trimmer body 33: Fastener 34: First control box 35: Link 36: First handle 37: First connecting rod 38: Second connecting rod 39: Pin 40: First Second control box 41: screw 42: second handle 43: flat plate 44: nut 45: recess 46: connecting rod 47: pin 48: shaft 49: connecting rod 50: shaft 51: mounting piece 52: guide 53. Support piece 54. Side plate

Claims (7)

  A base, a first substrate to which the trimmer main body is connected, a first handle connected to the first substrate and moving the first substrate up and down, and provided opposite to the first handle. A tool comprising: a second handle; and a second substrate attached to the substrate and capable of moving the first substrate up and down between the substrate and the substrate.   The tool according to claim 1, further comprising means for controlling a distance between the first substrate and the second substrate.   The tool according to claim 1, wherein the second handle is rotated so that a tip of the second handle is pressed against a shaft of the second substrate to stop the first substrate.   The tool according to claim 1, further comprising a spring that attracts the first substrate and the second substrate.   The base is provided with a hole for projecting the blade of the trimmer, a slide piece, and a recess for inserting the slide piece, the slide piece is detachable, and one surface of the slide piece can be used for linear processing, The tool according to claim 1, wherein the tool is configured to be usable for arc machining.   A means having a curved surface is provided between the first handle and one end of the connecting rod as means for stopping the vertical movement of the first substrate, and connects the other end of the connecting rod and the first substrate. The tool according to claim 1, wherein the first handle is rotated so that the guide is strongly sandwiched between the first handle and the connecting rod.   A base, a first substrate connected to the base and connected to the trimmer body, a first handle connected to the first substrate and moving the first substrate up and down, and the base A second substrate attached to the base and having the first substrate freely movable up and down, and as means for stopping the vertical movement of the first substrate, the first handle and the connecting rod A guide having a curved surface is provided between one end, the other end of the connecting rod and the first substrate are connected, and the first handle is rotated to turn the first handle and the connecting rod between Tool characterized by pinching the guide strongly.

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