JP2014148017A - Hand-held electric cutter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hand-held electric cutter or a high-output electric tool, which is enabled to use a low-output power battery as the power source thereof of a hand-held electric cutter or an electric tool of a high output, and to make the low-output electric tool and the battery common so that the battery can be used irrespective of the low output power electric tool, thereby to enhance the using convenience and the handleability of the hand-held electric cutter.SOLUTION: A hand-held electric cutter actuates a cutting blade rotationally by a motor powered electrically by a battery 10, to perform a groove processing such as a grooving or tenon mortising operation in a timber. The motor is accommodated in a housing 31A, and a plurality of batteries 10 are mounted as a power source on the outer surface of the motor housing 31A thereby to form a battery installation part, in which the batteries 10 are connected in series.

Description

  The present invention relates to a hand-held electric cutting machine that performs chamfering such as chamfering or grooving such as grooving or digging on a workpiece, and in particular, a rechargeable battery pack (hereinafter simply referred to as a battery pack). It is related with the hand-held electric cutting machine which uses as a power supply.

  A technique related to a hand-held electric cutting machine that uses a rechargeable battery as a power source is disclosed in Patent Document 1 below. The battery of this kind of electric tool is provided with an output voltage of 18V or 36V, for example. An 18V output battery (18V battery) is used for a relatively small and small output model, and a 36V output battery (36V battery) is used for a relatively large model requiring higher output.

US Pat. No. 6,558,090

Therefore, for users who use many types of power tools including small and large, it is necessary to use multiple types of batteries depending on whether the power tool is small or large. .
In view of such problems, an object of the present invention is to make it possible to use a low output battery as a power source for a handheld electric cutting machine which is a relatively large and high output power tool. The tool and the battery are used in common, so that the battery for high output is not required and the battery can be used without distinction from the low-power electric tool, thereby improving the convenience and handling of the handheld electric cutting machine. .

In the first aspect of the present invention, a cutting blade is rotated by a motor using a battery as a power source, and chamfering such as chamfering, or grooving such as grooving or digging is performed on a workpiece. In the hand-held electric cutting machine in which the motor is housed in a motor housing, a plurality of batteries are attached to the outer surface of the motor housing as the power source. The battery attachment part which connects a battery in series is provided directly or indirectly, It is characterized by the above-mentioned.
According to the first invention, even when the hand-held electric cutting machine is relatively large and has a high output, a plurality of batteries are connected in series as the power source, so that the low power widely used as a battery is low. A battery for output can be used. Therefore, the battery can be used without being distinguished from the low-power electric tool, and the convenience and handling of the hand-held electric cutting machine can be improved.

A second invention of the present invention is the cutting tool according to the first invention, further comprising a base that is placed on the material to be cut and holds the hand-held electric cutting machine itself, and is directed downwardly at the lower part of the motor. The motor housing including the motor and the cutting blade is attached to the base so as to be movable up and down, and when the motor housing is moved up and down on opposite sides of the motor housing. A pair of grips that can be gripped by an operator are provided, and the battery mounting portion is provided so that the plurality of batteries are mounted on a side surface of the motor housing.
According to the second aspect of the invention, the battery can be attached so as not to get in the way when operating the hand-held electric cutting machine.

According to a third aspect of the present invention, in the first aspect described above, the cutting blade tool is provided with a base that is placed on the workpiece and that holds the hand-held electric cutting machine itself, and is directed downwardly at the lower part of the motor. The motor housing including the motor and the cutting blade is attached to the base so as to be movable up and down, and when the motor housing is moved up and down on opposite sides of the motor housing. A pair of grips that can be gripped by an operator are provided, and the battery mounting portion is provided such that the plurality of batteries are mounted on an upper surface of the motor housing, and the mounting direction of the battery is A direction along the upper surface of the motor housing and a direction intersecting with a straight line connecting the pair of grips. To.
According to the third aspect of the invention, the battery can be attached so as not to get in the way when operating the hand-held electric cutting machine.

According to a fourth aspect of the present invention, in the first aspect described above, the cutting blade tool is provided with a base that is placed on the workpiece and holds the hand-held electric cutting machine itself, so that the cutting blade tool faces downward at the lower part of the motor. The motor housing including the motor and the cutting blade is attached to the base so as to be movable up and down, and the battery mounting portion is configured such that the plurality of batteries are opposed to each other on the motor housing. A pair of grips that are provided so as to be attached to the respective parts, and can be gripped by an operator when the battery moves up and down the motor housing by being attached via the battery attachment part. It is comprised so that it may become.
According to the fourth aspect of the invention, the battery can be attached so as not to get in the way when operating the hand-held electric cutting machine.

According to a fifth aspect of the present invention, in the first aspect, the cutting tool includes a base that is placed on the material to be cut and holds the hand-held electric cutting machine itself, and is directed downwardly at the lower part of the motor. The motor housing including the motor and the cutting blade is attached to the base so as to be movable up and down, and when the motor housing is moved up and down on opposite sides of the motor housing. A pair of grips that can be gripped by an operator are provided, and the battery mounting portion is provided such that the plurality of batteries are mounted on an upper surface of the motor housing, and the mounting direction of the battery is A direction along the upper surface of the motor housing, and a direction parallel to a straight line connecting the pair of grips. That.
According to the fifth aspect of the invention, the battery can be attached so as not to get in the way when operating the hand-held electric cutting machine.

According to a sixth aspect of the present invention, in the first aspect, the cutting blade is fixed to the output shaft of the motor, and the battery mounting portion includes the plurality of batteries, and an adapter on the anti-cutting blade side of the motor. And the battery mounting portion is provided so that the plurality of batteries are attached to the side portion of the adapter which is a direction intersecting the output axis direction of the motor. It is characterized by being.
According to the sixth aspect of the invention, the battery can be attached so as not to get in the way when operating the hand-held electric cutting machine.

According to a seventh aspect of the present invention, in the first aspect, the cutting blade is fixed to the output shaft of the motor, and the battery mounting portion includes the plurality of batteries, and an adapter on the anti-cutting blade side of the motor. The battery mounting portion is a side portion of the adapter that is a direction in which the plurality of batteries intersect the output axis direction of the motor, and the sides facing each other. It is provided so that it may be attached to each.
According to the seventh aspect of the invention, the battery can be attached so as not to get in the way when operating the hand-held electric cutting machine.

According to an eighth aspect of the present invention, in the first aspect, the cutting blade is fixed to the output shaft of the motor, and the battery mounting portion includes the plurality of batteries, and an adapter on the side opposite to the cutting blade of the motor. Further, the battery mounting portion is provided so that the plurality of batteries are mounted on the opposite side of the motor with the adapter interposed therebetween.
According to the eighth aspect of the invention, the battery can be attached so as not to get in the way when operating the hand-held electric cutting machine.

It is a front view of a 1st embodiment of the present invention. It is a side view of the said 1st Embodiment. It is a top view of the said 1st Embodiment. It is a front view of 2nd Embodiment of this invention. It is a side view of the said 2nd Embodiment. It is a top view of the said 2nd Embodiment. It is a front view of 3rd Embodiment of this invention. It is a side view of the said 3rd Embodiment. It is a top view of the said 3rd Embodiment. It is a front view of 4th Embodiment of this invention. It is a side view of the said 4th Embodiment. It is a top view of the said 4th Embodiment. It is a front view of 5th Embodiment of this invention. It is a side view of the said 5th Embodiment. It is a top view of the said 5th Embodiment. It is a front view of 6th Embodiment of this invention. It is a side view of the said 6th Embodiment. It is a top view of the said 6th Embodiment. It is a front view of 7th Embodiment of this invention. It is a side view of the said 7th Embodiment. It is a top view of the said 7th Embodiment. It is a front view which shows the battery attaching part of the said 1st Embodiment with a battery. It is a front view which shows the Example of the said 3rd Embodiment. It is a side view of the Example of the said 3rd Embodiment. It is a top view of the Example of the said 3rd Embodiment.

<First Embodiment>
A first embodiment of the present invention will be described with reference to FIGS. The first embodiment is a router for performing grooving and grooving such as grooving on wood, which is a material to be cut. This router has a rated voltage of 36V and two 18V batteries 10 connected in series as a power source. And use it. This first embodiment is the same as a conventionally known router except that two batteries 10 are connected in series, and detailed description of this router is omitted.
In each of FIGS. 1 to 3, each direction indicated by an intersecting arrow indicates a direction as described with the router as the center. Moreover, in each figure of FIGS. 1-3, the battery 10 important in this invention is hatched so that it may stand out. The above description regarding the drawings is the same in the corresponding diagrams of the following embodiments.

The router is configured such that a cutting blade (not shown) is rotated via a chuck 21 by a motor (not shown) that uses a battery 10 as a power source. The motor is covered by a motor housing 31, and the motor housing 31 is moved up and down with respect to the base 51 by a slider 32 integrally provided at a position facing the side so that the cutting blade faces downward at the lower part of the motor. It is attached freely. The base 51 is provided on the wood so as to hold the router itself. On the base 51, slide shafts are provided at positions corresponding to the sliders 32 so as to slidably support the sliders 32. 33 are provided integrally. Grips 41 are integrally provided on both outer sides of the slider 32. The grips 41 can be gripped by an operator when the motor housing is moved up and down.
The two batteries 10 are mounted on the upper surface of the motor housing 31 via a battery mounting portion (not shown), and the mounting direction of the battery 10 is on the upper surface of the motor housing 31 as indicated by a shaded arrow in FIG. It is a direction along the direction perpendicular to the straight line connecting the pair of grips 41. When each battery 10 is pushed in the direction indicated by the shaded arrow in FIG. 3, a mounting portion (not shown) on each battery 10 side and a battery mounting portion (not shown) on the motor housing 31 side are coupled to each other. Two batteries 10 are connected in series to a power supply terminal (not shown).
The two batteries 10 are mounted side by side on the upper surface of the motor housing 31, and the vertical height slightly increases the vertical height of the motor housing 31, but the horizontal direction is made equal to the diameter of the motor housing 31, and the vertical direction is The diameter of the motor housing 31 is smaller. In order to keep the height of the battery 10 protruding from the motor housing 31 low, the battery 10 is arranged so that the vertical direction is the smallest among the front, rear, left and right, and upper and lower dimensions of the battery 10. For this reason, the two batteries 10 hardly affect the operation of using the router.

  Although not shown in FIGS. 1 to 3, a battery mounting portion is provided on the upper surface of the motor housing 31. Details of the battery mounting portion are shown in FIG. In FIG. 22, two batteries 10 are attached to the battery attachment portion 60 and are electrically connected, so that connection terminals 61 and 62, a pair of rail receiving portions 63, and claw latches for two batteries are provided. A portion 64 is provided. The connection terminals 61 and 62 are respectively connected to the positive and negative electrodes of each battery 10, and the rail receiving portion 63 is engaged with a rail portion (not shown) of the attachment portion on the battery 10 side in FIG. The battery 10 is mechanically held by inserting the battery 10 in the direction indicated by the arrow. The claw locking portion 64 engages with a claw portion (not shown) provided on the battery 10 side so that the state is maintained when the battery 10 is inserted and held as described above. It is. As such a battery mounting portion 60, a battery mounting portion for one battery is conventionally known, and here, two battery mounting portions for one battery are provided side by side to be equivalent to two batteries.

  According to the first embodiment described above, since a battery of 36V is not used for a router having a rated voltage of 36V, but two 18V batteries 10 are used, 18V widely used as a battery is widely used. A battery can be used. Therefore, the 18V battery can be used without being distinguished from the low-power electric tool, and the convenience and handling in using the router with the rated voltage of 36V can be improved. Moreover, since the two batteries 10 are mounted on the upper surface of the motor housing 31 at a position away from the grip 41, the grip 41 can be removed even if the occupied space of the battery becomes large as a result of having two batteries 10. The battery 10 can be kept out of the way when gripping.

Second Embodiment
A second embodiment of the present invention will be described with reference to FIGS. The feature of the second embodiment with respect to the first embodiment described above is that the mounting positions of the two batteries 10 in the router are changed, and the other parts are exactly the same. Are denoted by the same reference numerals, and description thereof will be omitted.
In the router of the second embodiment, the battery 10 having a terminal voltage of 18V is attached to the position of the pair of grips 41 in the first embodiment. Therefore, grip bases 42 are integrally provided on both outer sides of the slider 32, and the batteries 10 are respectively attached to both outer sides of the grip base 42.
In this case, since the two batteries 10 are separately mounted on the left and right sides of the motor housing 31A, the illustration is omitted. However, the battery mounting portion is also provided with one battery mounting portion for each of the left and right grip bases of the motor housing 31A. 42 respectively.

When the two batteries 10 are pushed in the direction indicated by the shaded arrows in FIG. 4, the attachment portions (not shown) on each battery 10 side and the battery attachment portions (not shown) on the grip base 42 are combined. The two batteries 10 are connected in series to a power terminal (not shown) of the router. Thus, when the battery 10 is attached, the two batteries 10 will function as a grip of the router. For this reason, the two batteries 10 hardly affect the operation of using the router.
According to this 2nd Embodiment, the same effect as the above-mentioned 1st Embodiment can be achieved.

<Third Embodiment>
A third embodiment of the present invention will be described with reference to FIGS. The feature of the third embodiment over the first embodiment is that the mounting positions of the two batteries 10 in the router are changed, and the other parts are exactly the same. Are denoted by the same reference numerals, and description thereof will be omitted.
In the router of the third embodiment, it is attached to the front portion of the motor housing 31A via the same battery attachment portion (not shown) as that of the first embodiment so that two batteries 10 having a terminal voltage of 18V are connected in series. It has been. The front portion of the motor housing 31 </ b> A has a flat surface as shown in FIG. 9 in order to fix the battery 10.

When the two batteries 10 are pushed in the direction indicated by the shaded arrows in FIG. 7, the attachment portions (not shown) on each battery 10 side and the battery attachment portions (not shown) on the motor housing 31A side are combined. The two batteries 10 are connected in series to a power terminal (not shown) of the router. When the batteries 10 are attached in this way, the two batteries 10 fit in the left-right direction within the left-right width of the motor housing 31A, the front-rear direction fits within the front-rear range of the base 51, and the up-down direction is It is formed to fit within the vertical width. For this reason, the two batteries 10 hardly affect the operation of using the router.
According to this 3rd Embodiment, the same effect as the above-mentioned 1st Embodiment can be achieved.

23 to 25 show an example in which the third embodiment is embodied. 23 to 25, parts corresponding to those in FIGS.
In this embodiment, as shown in FIGS. 23 and 25, a switch operation unit 43 for instructing start and stop of the router is provided on the left grip 41.
FIG. 25 shows the battery attachment portion 60 of the battery 10 attached to the front portion of the motor housing 31A. Here, a state in which the rails 12 and 12 on the battery 10 side are engaged with a pair of rail receiving portions 63 and 63 provided on the motor housing 31A side is shown. A claw portion 11 is shown on the side of the motor housing 31 </ b> A of the battery 10. The claw portion 11 can be disengaged from a claw locking portion (not shown) on the motor housing 31 </ b> A side by pressing a button 13 provided on the end surface of the battery 10.
In FIG. 25, the rails 12 and 12 on the battery 10 side are engaged with the pair of rail receiving portions 63 and 63 on the motor housing 31A side, and the claw portion 11 on the battery 10 side is engaged with the claw locking portion on the motor housing 31A side. A state is shown in which the battery 10 is attached to the front portion of the motor housing 31A when engaged.

<Fourth embodiment>
A fourth embodiment of the present invention will be described with reference to FIGS. The feature of the fourth embodiment with respect to the first embodiment described above is that the mounting direction of the battery mounting portions of the two batteries 10 is changed. Are denoted by the same reference numerals, and description thereof will be omitted.
In the router of the fourth embodiment, two batteries 10 having a terminal voltage of 18V are connected to the upper surface of the motor housing 31 via a battery mounting portion (not shown) similar to that of the first embodiment so as to be connected in series. The mounting direction when the battery 10 is mounted is a direction along the upper surface of the motor housing 31 as shown by a hatched arrow in FIG. 12, and a direction parallel to a straight line connecting the pair of grips 41 It is said that. When each battery 10 is pushed in the direction indicated by the shaded arrow in FIG. 12, the attachment portion (not shown) on each battery 10 side and the battery attachment portion (not shown) on the motor housing 31 side are coupled, Two batteries 10 are connected in series to a power supply terminal (not shown).

The two batteries 10 are mounted side by side on the upper surface of the motor housing 31, and the vertical height slightly increases the vertical height of the motor housing 31, but the horizontal direction is made smaller than the diameter of the motor housing 31, and the vertical direction is The diameter of the motor housing 31 is the same. In order to keep the height of the battery 10 protruding from the motor housing 31 low, the battery 10 is arranged so that the vertical direction is the smallest among the front, rear, left and right, and upper and lower dimensions of the battery 10. For this reason, the two batteries 10 hardly affect the operation of using the router.
According to this 4th Embodiment, the effect similar to the above-mentioned 1st Embodiment can be achieved.

<Fifth Embodiment>
A fifth embodiment of the present invention will be described with reference to FIGS. The fifth embodiment is a trimmer that performs chamfering, such as chamfering, and grooving, such as grooving and digging, on a wood material to be cut. This trimmer has a rated voltage of 36 V and serves as a power source. Two 18V batteries 10 are connected in series. The fifth embodiment is the same as a conventionally known trimmer except that two batteries 10 are connected in series, and a detailed description of this trimmer will be omitted.
In addition, in each figure of FIGS. 13-15, each direction shown by the crossing arrow has shown the direction as each described centering | focusing on a trimmer. Moreover, in each figure of FIGS. 13-15, the battery 10 important in this invention is hatched so that it may stand out. The above description regarding the drawings is the same in the corresponding diagrams of the following embodiments.

The trimmer is configured such that a cutting blade (not shown) is rotated via a chuck 21 by a motor (not shown) that uses a battery 10 as a power source. The motor is covered with a motor housing 31B, and the motor housing 31B is fixed to the base 51A via the base holder 34 so that the cutting blade is directed downward at the lower part of the motor. The base holder 34 is provided so that the motor housing 31B always keeps a constant interval with respect to the base 51A, and when the base holder 34 uses the trimmer by covering the body of the motor housing 31B. It is also configured to fulfill the function of a grip held by an operator. Further, the base 51A is provided on the wood so as to hold the trimmer itself.
An adapter 35 for attaching the battery 10 is provided at the upper end of the motor housing 31B, and two batteries 10 are provided on a side portion of the adapter 35 (corresponding to a direction intersecting the motor output axis direction in the present invention). Is attached via a battery attachment portion (not shown) similar to that of the first embodiment. That is, the battery 10 is attached to the upper end of the motor housing 31B via the adapter 35.
When each battery 10 is pushed in the direction indicated by the shaded arrow in FIG. 14, a mounting portion (not shown) on each battery 10 side and a battery mounting portion (not shown) on the adapter 35 side are coupled, and the power source of the trimmer Two batteries 10 are connected to a terminal (not shown) in series.
The two batteries 10 are attached to the adapter 35 such that the longitudinal direction is the vertical direction, the upper end of the battery 10 is made to coincide with the upper end of the adapter 35, and the front-rear dimension is substantially the same as the front-rear length of the base 51A. Are equal. On the other hand, the battery 10 protrudes to the left of the trimmer, but the protrusion amount is suppressed by setting the shortest side of the rectangular parallelepiped battery 10 in the left-right direction. For this reason, the two batteries 10 hardly affect the operation of using the trimmer.
According to the fifth embodiment, it is possible to achieve the same effect as that of the first embodiment.

<Sixth Embodiment>
A sixth embodiment of the present invention will be described with reference to FIGS. The feature of the sixth embodiment with respect to the above-described fifth embodiment is that the mounting positions of the two batteries 10 in the trimmer are changed, and the other parts are exactly the same. Are denoted by the same reference numerals, and description thereof will be omitted. The shape of the adapter 35A is slightly changed compared to the adapter 35 in the fifth embodiment. This is because the mounting position of the battery 10 has been changed, and there is no essential change.
In the trimmer of the sixth embodiment, the adapter 35A is attached to the left and right sides of the adapter 35A via battery attachment portions (not shown) similar to those of the first embodiment so that two batteries 10 having a terminal voltage of 18V are connected in series. It has been.

When the two batteries 10 are pushed in the direction indicated by the shaded arrows in FIG. 16, the attachment portions (not shown) on each battery 10 side and the battery attachment portions (not shown) on the adapter 35 side are combined, Two batteries 10 are connected in series to a power terminal (not shown) of the trimmer.
The two batteries 10 are attached to the adapter 35A so that the longitudinal direction thereof is the vertical direction, the upper end of the battery 10 is made to coincide with the upper end of the adapter 35, and the front-rear direction dimension is that of the base holder 34 or the base 51A. It is designed to be within the range of front and rear length. On the other hand, the battery 10 protrudes on both the left and right sides of the trimmer, but the protruding amount is suppressed by setting the shortest side of the rectangular parallelepiped battery 10 in the left-right direction. For this reason, the two batteries 10 hardly affect the operation of using the trimmer.
According to the sixth embodiment, it is possible to achieve the same effect as that of the first embodiment described above.

<Seventh embodiment>
A seventh embodiment of the present invention will be described with reference to FIGS. The feature of the seventh embodiment with respect to the above-described fifth embodiment is that the mounting positions of the two batteries 10 within the trimmer are changed. Are denoted by the same reference numerals, and description thereof will be omitted. The shape of the adapter 35B is slightly changed compared to the adapter 35 in the fifth embodiment. This is because the mounting position of the battery 10 has been changed, and there is no essential change.
In the trimmer of the seventh embodiment, two batteries 10 having a terminal voltage of 18V are arranged on the top of the adapter 35B so as to be connected in series, and are connected via a battery mounting portion (not shown) similar to that of the first embodiment. It is attached.
When the two batteries 10 are pushed in the direction indicated by the shaded arrows in FIG. 20, the attachment portions (not shown) on each battery 10 side and the battery attachment portions (not shown) on the adapter 35 </ b> B side are combined, Two batteries 10 are connected in series to a power terminal (not shown) of the trimmer.

The two batteries 10 are mounted on the adapter 35B so that the longitudinal direction is the vertical direction, and the front and rear and left and right directions of the two batteries 10 are within the ranges of the front and rear length and the left and right width of the adapter 35B. Has been. On the other hand, since the battery 10 is mounted on the adapter 35B with the longitudinal direction as the vertical direction, the protruding amount of the battery 10 in the height direction becomes large. However, since the battery 10 does not protrude in the front-rear and left-right directions of the adapter 35B as described above, the vertical dimension of the router including the battery 10 is large, but each dimension in the front-rear and left-right directions is It is almost the same as the base holder 34 that also functions as a grip. For this reason, the two batteries 10 hardly affect the operation of using the trimmer.
According to the seventh embodiment, it is possible to achieve the same effect as that of the first embodiment described above.

As mentioned above, although specific embodiment was described, this invention is not limited to those external appearances and structures, A various change, addition, and deletion are possible in the range which does not change the summary of this invention. For example,
1. Although the case where an 18V battery is used as the battery has been described in the above embodiment, a battery having another voltage such as a 14.4V battery may be used. In order to achieve the object of the present invention, it is desirable to select a battery to be used that has the same standard as the most popular battery.
2. In the above-described embodiment, the case where two batteries are connected in series has been described. However, the number of batteries connected in series may be three or more. In order to achieve the object of the present invention, it is possible to determine the number of batteries used in accordance with the rated voltage of the applied hand-held electric cutting machine so that a battery having the same standard as the most popular battery can be used. desirable. For example, when the popular battery is an 18V battery and the rated voltage of the hand-held electric cutting machine is 54V, the battery to be used is an 18V battery and the number of use is three.

DESCRIPTION OF SYMBOLS 10 Battery 11 Claw part 12 Rail part 13 Button 21 Chuck 31, 31A, 31B Motor housing 32 Slider 33 Slide shaft 34 Base holder 35, 35A, 35B Adapter 41 Grip 42 Grip base 43 Switch operation part 51, 51A Base 60 Battery attachment part 61, 62 Connection terminal 63 Rail receiving part 64 Claw locking part

Claims (8)

A hand-held electric cutting machine that rotates a cutting tool by a motor powered by a battery to perform chamfering such as chamfering or grooving such as grooving or burrowing on a workpiece. In the hand-held electric cutting machine that houses the motor in a motor housing,
On the outer surface of the motor housing, a battery mounting part for connecting the plurality of batteries in series by mounting a plurality of batteries as the power source is directly or indirectly provided. Electric cutting machine. In claim 1,
A base placed on the workpiece and holding the hand-held electric cutting machine itself;
The cutting blade is fixed so as to face downward at the lower part of the motor,
The motor housing including the motor and the cutting blade is attached to the base so as to be movable up and down,
A pair of grips that can be gripped by an operator when the motor housing is moved up and down are provided on opposite sides of the motor housing,
The hand-held electric cutting machine, wherein the battery attachment portion is provided so that the plurality of batteries are attached to a side surface of the motor housing. In claim 1,
A base placed on the workpiece and holding the hand-held electric cutting machine itself;
The cutting blade is fixed so as to face downward at the lower part of the motor,
The motor housing including the motor and the cutting blade is attached to the base so as to be movable up and down,
A pair of grips that can be gripped by an operator when the motor housing is moved up and down are provided on opposite sides of the motor housing,
The battery mounting portion is provided such that the plurality of batteries are mounted on an upper surface of the motor housing, and the mounting direction of the battery is a direction along the upper surface of the motor housing, and the pair of grips A hand-held electric cutting machine, characterized in that the direction intersects a straight line connecting the two. In claim 1,
A base placed on the workpiece and holding the hand-held electric cutting machine itself;
The cutting blade is fixed so as to face downward at the lower part of the motor,
The motor housing including the motor and the cutting blade is attached to the base so as to be movable up and down,
The battery mounting portion is provided so that the plurality of batteries can be respectively attached to mutually opposing side portions of the motor housing, and the battery is mounted by attaching the battery via the battery mounting portion. A hand-held electric cutting machine configured to be a pair of grips that can be gripped by an operator when the motor housing is moved up and down. In claim 1,
A base placed on the workpiece and holding the hand-held electric cutting machine itself;
The cutting blade is fixed so as to face downward at the lower part of the motor,
The motor housing including the motor and the cutting blade is attached to the base so as to be movable up and down,
A pair of grips that can be gripped by an operator when the motor housing is moved up and down are provided on opposite sides of the motor housing,
The battery mounting portion is provided such that the plurality of batteries are mounted on an upper surface of the motor housing, and the mounting direction of the battery is a direction along the upper surface of the motor housing, and the pair of grips A hand-held electric cutting machine characterized in that the direction is parallel to a straight line connecting the two. In claim 1,
The cutting blade is fixed to the output shaft of the motor,
The battery attachment portion is provided such that the plurality of batteries are attached to an anti-cutting blade side of the motor via an adapter, and the battery attachment portion is configured such that the plurality of batteries are output from the motor. A hand-held electric cutting machine, characterized in that it is provided so as to be attached to a side portion of the adapter which is a direction intersecting with an axial direction. In claim 1,
The cutting blade is fixed to the output shaft of the motor,
The battery attachment portion is provided such that the plurality of batteries are attached to an anti-cutting blade side of the motor via an adapter, and the battery attachment portion is configured such that the plurality of batteries are output from the motor. A hand-held electric cutting machine characterized in that it is provided so as to be attached to the side portions of the adapter that are in a direction intersecting with the axial direction and facing each other. In claim 1,
The cutting blade is fixed to the output shaft of the motor,
The battery mounting portion is provided such that the plurality of batteries are attached to the anti-cutting blade side of the motor via an adapter, and the battery mounting portion includes the plurality of batteries sandwiching the adapter. The hand-held electric cutting machine is provided so as to be attached to the opposite side of the motor.

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