TWM541368U - Sleeve for powered tool - Google Patents

Description

Power tool sleeve

The present invention relates to a sleeve that is mounted to a power tool to rotate a nut or a bolt head, and the like, and in particular to a nut or bolt head of different diameters, which can be used by one A sleeve for a rotary tool corresponding to a power tool.

The nut or bolt head used for different diameters can be provided by a corresponding sleeve, for example, as disclosed in Japanese Patent Publication No. 262242. In the technique of Patent Document No. 262242, a sleeve is provided at one end of the columnar body, and an insertion port of the screwdriver bit is provided at the other end. The sleeve is constructed by having two double sleeves of inner and outer sleeves of different diameters. The inner sleeve is formed in a hole at one end of the body. The hole is sized to conform to the outer peripheral surface of the first nut or bolt head for contacting the inner peripheral surface of the hole.

Here, the outer peripheral surface of the inner sleeve forming portion is provided with a sleeve outer cylinder slidable along the outer peripheral surface. The outer sleeve of the sleeve may take one end to protrude more outward than the portion formed by the inner sleeve, and the other end portion retreats to the inner sleeve. One end of the outer sleeve of the sleeve is larger than the body, and the inner peripheral surface thereof is in contact with the first nut or the bolt head

A second nut or bolt head. The outer sleeve is attached to one end of the outer sleeve of the sleeve. The outer sleeve is mounted with an annular spring on the inner circumferential surface of the other end portion, and the first groove of the engaging annular spring is in a state in which the outer sleeve protrudes to the outer side than the inner sleeve Formed on the body, the second groove of the snap ring spring is engaged with the sleeve body when the outer sleeve retreats to a portion where the inner sleeve is formed.

Therefore, when the nut or the bolt head is rotated by the inner sleeve, the formed portion of the outer sleeve to the inner sleeve is combined by the snap ring spring. When the nut or the bolt head is rotated by the outer sleeve, the outer sleeve protrudes to the outer side of the inner sleeve for engaging the annular spring to the first recess.

All of them are such that one end of the screwdriver bit is inserted into the screw driver insertion opening of the other end of the sleeve body, and the other end of the screwdriver head protruding from the insertion opening of the screwdriver is mounted to the power tool.

When according to Patent Document 1, a nut or a bolt head of a different size can be rotated by a sleeve. However, in addition to the sleeve body, an outer sleeve is required. In addition, the first and second grooves must be formed on the sleeve body, and the annular spring is attached to the outer sleeve, which is very complicated in construction and is troublesome to manufacture. .

The purpose of this creation is to provide a sleeve for a power tool that can be rotated in two different types of nuts or bolt heads, which is simple in construction and easy to manufacture.

In order to solve the above problems, the present invention is a sleeve for a power tool, comprising: a first receiving portion formed at one end of a column-shaped body portion for fitting a first nut or a bolt head; a second receiving portion formed at the other end of the body portion for fitting a second nut or bolt head different in diameter from the first nut; a first fixing portion for mounting a a power tool connected to the first receiving portion; a second fixing portion connected to the second receiving portion, wherein the second fixing portion has the same shape as the first fixing portion;

A communication hole is linearly connected between the first fixing portion and the second fixing portion, and can pass through the screw shafts of the first and second nuts that are screwed together.

The sleeve for the power tool of the present invention has a columnar body portion. The hole formed from one end of the body portion toward the other end side of the body portion is a first receiving portion. A first nut or a bolt head can be fitted to the first housing portion. A hole formed from the other end of the body portion toward one end side of the body portion is a second housing portion. A second nut or bolt head of a different diameter from the first nut may be fitted to the second receiving portion.

A hole formed in the first accommodating portion and formed on the other end side of the main body portion is a first fixing portion. The hole that connects the second receiving portion to the one end side of the main body portion is a second fixing portion. The second fixing portion has the same shape as the first fixing portion. The communication hole is linearly connected between the first and second fixing portions, and the screw shafts of the bolts of the first and second nuts are respectively screwed into the communication hole.

The base of the adapter for a sleeve can be attached to the first and second fixing portions. The adapter for the sleeve has a power tool coupling portion, and the power tool coupling portion is mechanically coupled to the base portion. In a state where the base of the adapter for the sleeve is attached to the first fixing portion, the first housing portion is passed through the first housing portion and protrudes to the outside of the body portion. In a state in which the base of the adapter for the sleeve is attached to the second fixing portion, the second receiving portion is protruded to the outside of the main body portion.

Alternatively, the first fixing portion may pass through the first housing portion to mount the tip end portion of the power tool inserted from the outside, and the second fixing portion may pass through the second housing portion to mount the tip end portion of the power tool inserted from the outside. .

In each of the above states, the first accommodating portion is a hole corresponding to a substantially polygonal shape of the first nut or the bolt head, and has a bottom on the second accommodating portion side. At this time, the second accommodating portion has a substantially polygonal hole corresponding to the first nut or the bolt head, and has a bottom on the first accommodating portion side. The first fixing portion is open to the bottom of the first housing portion and has a bottom on the second housing portion side. The second fixing portion is formed at a bottom opening of the second housing portion, and has a bottom on the first housing portion side. The communication hole is formed at the bottom of the first and second fixing portions, and is open at both ends.

When the adapter for the sleeve is attached to the second fixing portion, the first nut or the bolt head is housed in the first housing portion. By installing the sleeve adapter to the power tool to rotate the power tool, the sleeve body rotates, the first nut or bolt head can be rotated, the first nut can be installed to the bolt or removed, or the nut can be mounted Go to the bolt with the first bolt head or remove it.

When the adapter for the sleeve is attached to the second fixing portion, the first receiving portion can receive the first nut. At this time, when the bolt that is screwed with the first nut has a portion protruding from the first nut, the portion passes through the first fixing portion and enters the communication hole. By installing the adapter for the sleeve to the power tool to rotate the power tool, the sleeve body rotates, the first nut can be rotated, and the first nut can be removed from the bolt. At this time, even if the bolt protrudes more than the first nut, the protruding portion enters the communication hole, so that the nut that protrudes by the bolt can be removed. Alternatively, when the first nut is received in the first receiving portion, the nut is contacted to the tip end of the bolt, and the power tool is rotated to screw the nut to the bolt, the nut can be screwed to the inner side of the tip end of the bolt. position.

When the adapter for the sleeve is attached to the first fixing portion, the second nut or the bolt head can be accommodated in the second housing portion. At this time, by installing the sleeve adapter to the power tool to rotate the power tool, the sleeve body is rotated, the second nut or the bolt head can be rotated, the second nut can be mounted to the bolt or removed, or, The nut can be mounted to the bolt with the second bolt head or removed.

When the sleeve adapter is attached to the first fixing portion, the second nut is accommodated in the second housing portion. At this time, when the bolt that is screwed with the second nut has a portion that protrudes more than the second nut, the portion passes through the second fixing portion and enters the communication hole. By installing the sleeve adapter to the power tool to rotate the power tool, the sleeve body rotates, the second nut can be rotated, and the second nut can be removed from the bolt. At this time, even if the bolt protrudes more than the second nut, the protruding portion enters the communication hole, so that the nut that protrudes by the bolt can be removed. Alternatively, when the second nut is received to the second receiving portion, the nut is contacted to the tip of the bolt to rotate the power tool such that the second nut is screwed to the bolt, the second nut can be screwed to the tip of the bolt Also the position inside.

When the tip end portion of the power tool is inserted into the second fixing portion from the outside to be mounted, the first nut or bolt head is accommodated in the first housing portion. The power tool is rotated, for example, by hand, whereby the sleeve body is rotated, the first nut or bolt head can be rotated, the first nut can be mounted to the bolt or removed, or the bolt having the first bolt head can be mounted Go to the nut or remove. Similarly, when the tip end of the power tool is inserted into the first fixing portion from the outside, the second nut or bolt head is received in the second receiving portion, so that the power tool is rotated, for example, manually, whereby the sleeve body rotates , the second nut or bolt head can be rotated, the second nut can be installed to the bolt or removed, or the bolt with the second bolt head can be mounted to the nut or removed.

Thereby, when the sleeve for the power tool power tool according to the present invention is used, the first nut or the bolt head is fitted to the first housing portion, and the socket adapter or the electric motor coupled to the power tool is mounted. Rotating the power tool from the tip end of the tool to the second fixing portion, whereby the first nut or the bolt head can be rotated to embed the second nut or bolt head having a size different from that of the first nut or the bolt head The second nut is attached to the second housing portion, and the adapter for the sleeve or the tip end portion of the rear portion is rotated to the first fixing portion. The second nut or the bolt head can be rotated by the same action as described above. That is, with respect to the two nut or bolt heads of different sizes, one sleeve can be used correspondingly. Further, in the sleeve for a power tool of the present invention, the first and second housing portions and the holes serving as the first and second fixing portions are formed in the main body portion, and the communication hole connecting the first and second fixing portions is formed. Therefore, the parts other than the main body are not required, and as a result, the construction is simple, and it is easy to manufacture. In addition, the first or second nut that is installed in the middle of the bolt can be removed from the bolt by connecting the communication hole between the first and second fixing portions, and the first or second nut is Can be mounted on bolts.

The sleeve for a power tool of the present invention has a sleeve body 2 as shown in Fig. 1(b) in the first embodiment. The sleeve body 2 is formed in a cylindrical shape in which one end has a diameter larger than that of the other end.

One end of the sleeve body 2 having a smaller diameter has a first receiving portion 4. The first receiving portion 4 is configured to receive an outer peripheral surface of the first nut 6 as shown in FIG. 3( a ), and the first nut 6 is in contact with the hexagonal shape of the inner peripheral surface of the first receiving portion 4 . Hole. The first nut 6 is polygonal, such as a hexagon. The center of the first housing portion 4 is on the central axis of the sleeve body 2, and has a bottom 8 at the depth of the first housing portion 4. The bottom 8 is perpendicular to the central axis of the sleeve body 2. At each vertex position of the first housing portion 4, the The first nut 6 has a plurality of guiding grooves 10 from the surface of the first receiving portion 4 to the bottom 8, each of the guiding grooves 10 being parallel to each other and parallel to the central axis of the sleeve body 2.

An opening is formed in the bottom 8 of the first receiving portion 4, and a recess 12 is formed in the opening at a depth of the first receiving portion 4, and the recess 12 is formed in the sleeve body 2. A first fixing portion 14 is formed in the sleeve body portion 2 at a depth of the disk portion 12. The first fixing portion 14 is used as shown in FIG. 3(b), and a sleeve adapter 16 is mounted on the sleeve body 2. The sleeve adapter 16 is used to mount the sleeve body 2 on a power tool (eg, an electric drill).

The sleeve adapter 16 has a base portion 18 having four rectangular faces around it and having a generally quadrangular prism shape. The base 18 of the sleeve adapter 16 can be seen after comparison in Figures 3(a) and (b): the base 18 is smaller than the first nut 6. The side of the base portion 18 has an intermediate portion 20 having a larger diameter than the base portion 18, but the diameter of the intermediate portion 20 is smaller than the first nut 6 projecting. The power tool shaft portion 22 can be coupled to the shaft portion 22 from a side of the intermediate portion 20. The shaft portion 22 has a smaller diameter than the base portion 18 and the intermediate portion 20, so the shaft portion 22 can be mounted to a power tool (for example, a chuck of an electric drill) through which the shaft portion 22 is coupled to the base portion 18. on. The center axis between the base portion 18, the intermediate portion 20, and the shaft portion 22 coincide with each other.

Four faces that are in contact with the four circumferential faces of the base portion 18 of the sleeve adapter 16 are formed in the first fixing portion 14. The first fixing portion 14 penetrates the recess 12 and has a bottom 15 at a depth of the first fixing portion. As shown in FIG. 4, when the base portion 18 of the sleeve adapter 16 is mounted to the first fixing portion 14, the intermediate portion 20 is located in the first receiving portion 4 and contacts the bottom 8 of the first fixing portion 14. The depth of the first receiving portion 4 causes the shaft portion 22 to protrude from the first receiving portion 4 to the outside of the sleeve body 2. The first fixing portion 14 is formed in the sleeve body 2 such that a central axis of the first fixing portion 14 coincides with a central axis of the first housing portion 4 and a central axis of the sleeve body 2.

As shown in Fig. 3(b), on the four circumferential surfaces of the base portion 18 of the sleeve adapter 16, an engaging portion 24 is formed. The engaging portion 24 is for fixing the sleeve adapter 16 to the first fixing portion 14. Four of the engagement The portion 24 is a ball in the present embodiment, and a portion of the engaging portion 24 is protruded from the peripheral surface of the base portion 18 of the sleeve adapter 16, respectively. When the engaging portion 24 is used, as long as a force is applied to push the base portion 18 of the sleeve adapter 16 to the center side of the sleeve body 4, the engaging portion 24 will be trapped in the base portion 18 when the four engaging portions are engaged. The portion 24 is combined with the circumferential surface of the base portion 18 of the socket adapter 16 to protrude to the outside. Four grooves 26 for accommodating the four engaging portions 24 are formed on the four faces of the first fixing portion 14. When the base portion 18 of the sleeve adapter 16 is inserted into the first fixing portion 14 from the side of the first receiving portion 4, the four faces of the engaging portion 24 contacting the first fixing portion 14 are retracted to the sleeve. In the base portion 18 of the cartridge adapter 16, but when the base portion 18 reaches the bottom of the first fixing portion 14, and the intermediate portion 20 is located at the first receiving portion 4, the four engaging portions 24 correspond to four The recess 26 is positioned such that the four engaging portions 24 project from the base portion 18 of the sleeve adapter 16 and are received in the four recesses 26, thereby securing the sleeve adapter 16 .

As shown in FIGS. 1(b) and 1(c), one end of the sleeve body 2 having a larger diameter is formed with a second receiving portion 28 at a depth of the sleeve body 2. As shown in FIG. 5 , the second receiving portion 28 has a second nut 30 . The outer circumferential surface of the second nut 30 contacts the hexagonal hole on the inner circumferential surface of the second receiving portion 28 . The outer diameter of the second nut 30 is greater than the maximum outer diameter of the first nut 6. The center of the second receiving portion 28 coincides with the central axis of the sleeve body 2, and the second receiving portion 28 has a bottom 32 located deep. The bottom 32 is perpendicular to the central axis of the sleeve body 2. A plurality of guiding grooves 34 are disposed at the apex positions of the second receiving portion 28, and the second nut 30 is received from the surface of the second receiving portion 28 to the bottom 32 by the guiding groove 34. The central axis of the second nut is parallel to the central axis of the sleeve body 2.

The bottom 32 of the second receiving portion 28 has a disk-shaped recess 36, and a second fixing portion 38 is formed deeper in the sleeve body 2. As shown in FIG. 2( b ), the second fixing portion 38 is used to mount the sleeve adapter 16 , so the second fixing portion 38 is shaped to have the same shape as the first fixing portion 14 . The second fixing portion 38 has a groove 40 identical to the groove 26 and a bottom 41 identical to the bottom 15.

A communication hole 42 is formed in the sleeve body 2, and the communication fear 42 connects the bottom 15 of the first fixing portion 14 and the bottom 41 of the second fixing portion 38. The communication hole 42 is closer to the first fixing portion 14 and the second fixing portion The portion 38 also has a small round hole, and the bottom portion 15 of the first fixing portion 14 and the bottom portion 41 of the second fixing portion 38 are respectively opened. As shown in FIG. 3(a), the communication hole 42 is formed as a screw shaft 44 through which the bolt of the first nut 6 can be screwed and a bolt screwed to the second nut 30 shown in FIG. The size of a screw shaft 46.

With the sleeve for the power tool having the configuration, as shown in FIG. 3(a), the first nut 6 is screwed to the screw shaft 44, and the screw shaft 44 protrudes from the first nut 6 When the first nut 6 is to be detached from the screw shaft 44, as shown in FIG. 3(b), the sleeve adapter 16 is mounted to the second recess 34 as shown in FIG. Then, the drill chuck is mounted to the shaft portion 22. Alternatively, after the drill chuck is mounted to the shaft portion 22, the base portion 18 of the sleeve adapter 16 is attached to the second fixing portion 38 of the power tool sleeve. The operator inserts the electric drill with the power tool sleeve, and the screw shaft 44 protruding from the first nut 6 is inserted into the communication hole 42 through the first receiving portion 4 and the first fixing portion 14 . As shown in FIG. 2 , the first nut 6 is received into the first receiving portion 4 by using the guiding groove 10 . The power tool sleeve is rotated by the electric drill in a direction in which the first nut 6 is detached from the screw shaft 44, and the first nut 6 is detached from the screw shaft 44.

Moreover, when the first nut 6 is attached to the screw shaft 44, as in the above, the nut 6 is received in the first housing portion 4 after the electric drill is attached to the sleeve adapter 16. The screw holes are aligned with the screw shaft 44, and the power tool sleeve is rotated in the opposite direction to the above.

When the bolt having the head that can be accommodated in the first housing portion 4 is attached to the nut (not shown) and is removed, the head of the bolt is received in the first housing portion 4, and the above-mentioned situation The same implementation can be.

Moreover, as shown in FIG. 5 , the second nut 30 is larger than the first nut 6 , and the second nut 30 is screwed to the screw shaft 46 , so that the screw shaft 46 protrudes from the second nut 30 . To remove the second nut 30 from the screw shaft 46, as shown in FIG. 3(b), the sleeve adapter 16 is mounted to the first fixing portion 14 as shown in FIG. A drill chuck is mounted to the shaft portion 22 of the sleeve adapter 16. Alternatively, after the drill chuck is first mounted to the shaft portion 22, the base portion 18 of the sleeve adapter 16 is attached to the first fixing portion 14. The operator holds the electric drill with the sleeve for the power tool, and the screw shaft 46 protruding from the second nut 30 passes through the second receiving portion 28 and the The second fixing portion 38 is inserted into the communication hole 42 , and the second nut 30 is received into the second receiving portion 28 by using the plurality of guiding grooves 34 . The power tool disengages the second nut 30 from the screw shaft 46 by rotating the power tool in a direction in which the second nut 30 is detached from the screw shaft 46.

Moreover, when the second nut 30 is attached to the screw shaft 46, as in the above, as long as the sleeve adapter 16 is mounted to the first fixing portion 14, the second nut 30 is accommodated in the first In the second housing portion 28, the screw hole is aligned with the screw shaft 46, and the power tool sleeve is rotated in the opposite direction to the above.

When the bolt having the head that can be accommodated in the second housing portion 28 is attached to the nut (not shown) and is removed, the head of the mounting bolt is placed in the second housing portion 28 in the same manner as described above. Just do it.

In the sleeve for a power tool of the present invention, the first housing portion 4 for the first nut 6 is formed at one end of the sleeve body 2, and the second housing portion is formed at the other end of the sleeve body 2 28, for the second nut 30 larger than the first nut 6, so that the first and second nuts 6, 30 of different sizes can be used by a power tool cover The cylinder is used correspondingly. When the first nut 6 is received in the first housing portion 4, the shaft portion 22 of the sleeve adapter 16 of the power tool sleeve is rotated to form the sleeve body by connecting the second housing portion 28 The second fixing portion 38 of the inner portion of the sleeve body 2 protrudes from the second receiving portion 28 of the sleeve body 2 to the outside of the sleeve body 2 when the second nut 30 is received to the second receiving portion 28 The shaft portion 22 of the sleeve adapter 16 is formed by the first receiving portion 14 connected to the first receiving portion 4 and formed in the first fixing portion 14 of the sleeve body 2, and from the first receiving portion 4 of the sleeve body 2 Protruding to the outside of the sleeve body 2, as long as the first and second receiving portions 4, 28 are corresponding to the first and second fixing portions 14, 38 on the sleeve body 2, It is not necessary to use parts other than the sleeve body 2, and the configuration of the sleeve for the power tool can be simplified, and the sleeve for the power tool can be more easily manufactured than conventionally. Further, the communication hole 42 is formed between the first and second fixing portions 14 and 38, so that even when the screw shafts 44 and 46 protrude from the first or second nuts 6, 30, The protruding portion may be protruded into the communication hole 42 or the first and second nuts 6, 30 may be rotated.

In the power tool sleeve according to the second embodiment, as shown in Figs. 6(a), (b) and (c), the first housing portion 4a and the power tool sleeve of the first embodiment are the same. Since the accommodating portion 4 is different, it is larger, so that a nut or a bolt head larger than the first accommodating portion 4 of the power tool sleeve of the first embodiment can be accommodated. The first receiving portion 4a is larger than the other end of the sleeve body 2, and the diameter of the first receiving portion 4a is larger than the diameter of the other end. In addition to the first accommodating portion 4 according to the first embodiment and the components related thereto, the first accommodating portion and the number of the components associated with the first accommodating portion are added to the end of the number. The explanation is omitted. Further, one of the first and second fixing portions 14, 38 is connected to the communication hole 42a to be larger than the first and second fixing portions 14, 38.

The power tool sleeve according to the second embodiment can be used in the same manner as the power tool sleeve of the first embodiment, and therefore detailed description thereof will be omitted.

In the first and second embodiments, the base portion 18 of the sleeve adapter 16 is attached to the first and second fixing portions 14, 38, and the chuck of the electric drill is mounted to the shaft portion 22, and further manually The tool can also be embedded in the first and second fixing portions 14, 38, and the nut or bolt head can also be rotated by manual tool rotation.

In the second embodiment, only the first housing portion 4a is different in size from the first housing portion 4 of the first embodiment, and the second housing portion 28 is in the first embodiment and the second embodiment. Although the size of the second housing portion of the second embodiment is different from that of the second housing portion 28 of the first embodiment, for example, the second housing portion of the first embodiment may be used. 28 is bigger or smaller.

In the first and second embodiments, the main body portion 2 has a cylindrical shape. However, the present invention is not limited thereto, and may be a prismatic shape or the like. In the first and second embodiments, the first and second receiving portions 4, 4a, and 28 are hexagonal holes. However, when the nut or the bolt head of the housing is square, the shape may be formed as a square-shaped hole, when the nut or bolt head is a dodecagonal shape, it can also be Shaped as a dodecagonal hole. In the first and second embodiments, the first and second fixing portions 14, 38 are angled holes, but the present invention is not limited thereto, and the shape thereof can be made to correspond to the sleeve used. The shape of the adapter, or the shape of the hand tool used, for example, when the tip end of the sleeve adapter or the hand tool is cylindrical, can also be made into a circular hole corresponding to the cylindrical shape. Further, in the first and second embodiments, the communication holes 42 and 42a are circular holes. However, the present invention is not limited thereto, and the bolts may be inserted in other shapes, for example, they may be formed. Corner hole. In the first and second embodiments, the sleeve adapter 16 is coupled to the base portion 18 through the intermediate portion 20. However, the intermediate portion 20 may be removed and the shaft portion 22 may be directly removed. Bonded to the base 18. The length of the shaft portion 22 is extended such that the shaft portion 22 projects from the first and second receiving portions 4, 28.

2‧‧‧Sleeve body

4‧‧‧First Housing Department

6‧‧‧First Nut

8‧‧‧ bottom

10‧‧‧ guiding groove

12‧‧‧ recess

14‧‧‧First Fixed Department

15‧‧‧ bottom

16‧‧‧Sleeve adapter

18‧‧‧ base

20‧‧‧Intermediate

22‧‧‧Axis

24‧‧‧Clock Department

26‧‧‧ Groove

28‧‧‧ Second Housing Department

30‧‧‧Second nut

32‧‧‧ bottom

34‧‧‧ guiding groove

36‧‧‧ recess

38‧‧‧Second fixed department

40‧‧‧ Groove

41‧‧‧ bottom

42‧‧‧Connected holes

44‧‧‧ Screw shaft

46‧‧‧Spiral shaft

4a‧‧‧First Containment Department

8a‧‧‧ bottom

10a‧‧‧ guiding groove

12a‧‧‧ recess

42a‧‧‧Connected holes

Fig. 1 is a left side view, a cross-sectional front view and a right side view of a sleeve for a rotary tool according to a first embodiment of the present invention.

Fig. 2 is a front elevational cross-sectional view showing the first use state of the sleeve for the rotary tool of Fig. 1.

Figure 3 is a front elevational view of the adapter for the nut and sleeve used in the first use state of the sleeve for the rotary tool of Figure 1.

Fig. 4 is a front elevational cross-sectional view showing the second use state of the sleeve for the rotary tool of Fig. 1.

Figure 5 is a front elevational view of the nut used in the first use state of the sleeve for the rotary tool of Figure 1.

Fig. 6 is a left side view, a cross-sectional view, and a right side view of the sleeve for a rotary tool according to the second embodiment of the present invention.

2‧‧‧Sleeve body

6‧‧‧First Nut

10‧‧‧ guiding groove

14‧‧‧First Fixed Department

16‧‧‧Sleeve adapter

18‧‧‧ base

20‧‧‧Intermediate

26‧‧‧ Groove

28‧‧‧ Second Housing Department

34‧‧‧ guiding groove

40‧‧‧ Groove

42‧‧‧Connected holes

44‧‧‧ Screw shaft

42‧‧‧Connected holes

Claims (4)

A sleeve for a power tool, comprising: a first receiving portion formed at one end of a column-shaped body portion for fitting a first nut or a bolt head; and a second receiving portion Forming at the other end of the body portion for fitting a second nut or bolt head different in diameter from the first nut; a first fixing portion for mounting a power tool connected to the first a second fixing portion is connected to the second receiving portion, wherein the second fixing portion has the same shape as the first fixing portion; and a communication hole is linearly connected to the first fixing portion and Between the second fixing portions, the screw shafts of the first and second nuts that are screwed can be penetrated. The power tool sleeve according to claim 1, wherein the first fixing portion and the second fixing portion are mountable at a base of a sleeve adapter, the sleeve adapter having a connection The connecting portion is configured to be coupled to the power tool on the base, and the power tool and the connecting portion protrude through the first receiving portion to the body in a state in which the base portion is mounted on the first fixing portion The outer portion of the portion protrudes from the second receiving portion to the outside of the main body portion in a state where the base portion is attached to the second fixing portion. The power tool sleeve according to claim 1, wherein the first fixing portion mounts a power tool that penetrates the first housing portion, and the second fixing portion is mounted to the power tool that penetrates the second housing portion. The power tool sleeve according to any one of claims 1 to 3, wherein the first receiving portion is a polygonal hole corresponding to the first nut or the bolt head, the first housing portion The side has a bottom, the second receiving portion has a bottom, and the second receiving portion is a polygonal hole corresponding to the second nut or the bolt head, and the first fixing portion is opened at the first The bottom of the accommodating portion is formed in the bottom of the second accommodating portion, and the communication hole is connected to the bottom of the first fixing portion and the second fixing portion.