KR20160091522A - Hand type auxiliary device for electric tool - Google Patents

Hand type auxiliary device for electric tool Download PDF

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Publication number
KR20160091522A
KR20160091522A KR1020150011536A KR20150011536A KR20160091522A KR 20160091522 A KR20160091522 A KR 20160091522A KR 1020150011536 A KR1020150011536 A KR 1020150011536A KR 20150011536 A KR20150011536 A KR 20150011536A KR 20160091522 A KR20160091522 A KR 20160091522A
Authority
KR
South Korea
Prior art keywords
workpiece
gripper
power tool
fixed
work surface
Prior art date
Application number
KR1020150011536A
Other languages
Korean (ko)
Inventor
배영달
류정기
Original Assignee
주식회사 대명테크놀
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 대명테크놀 filed Critical 주식회사 대명테크놀
Priority to KR1020150011536A priority Critical patent/KR20160091522A/en
Publication of KR20160091522A publication Critical patent/KR20160091522A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/0021—Stands, supports or guiding devices for positioning portable tools or for securing them to the work

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

The present invention relates to an auxiliary device for a hand type electric tool and, more specifically, to an auxiliary device for a hand type electric tool, which is installed in a hand type electric tool for slotting various rotation tools, such as a driver, a drill, a hole cutter fixed to a rotation chuck, to a workpiece to be machined to machine the workpiece by electrically rotating the rotation chuck gripped by a worker, thereby enabling the precise and stable slotting of the rotation tools by securing the standardized fixing state between the electric tool and the workpiece to be machined.

Description

[0001] The present invention relates to a hand-type auxiliary device for electric tools,

More particularly, the present invention relates to an auxiliary machine for a handy type power tool, and more particularly, to an auxiliary machine for a handy type power tool, The present invention relates to a power tool auxiliary tool for a handy type power tool which is mounted on a handheld power tool for cutting and inserting a power tool to secure a fixed and fixed state between the power tool and a workpiece to enable precise and stable infeed of the rotating tool.

As known, electric drill is a device used for driving a motor by an electric force to open a wall surface, screwing a screw or nailing it, and includes a body having a drive device such as a motor, an operation switch, and a body As shown in Fig.

Since the electric drill is not large in size and relatively simple to operate, it is widely used because it is suitable for general use only by the knowledge of a simple operation technique even if it is not an expert.

Particularly, in order to maximize the convenience of the electric drill for such a variety of users, a portable electric drill (a utility model registration number 226437, registered by Lee Chae-yoon, 2000, 3,27 registered) having a lamp for indicating the rotating direction of the electric drill, Electric drill with anti-vibration and depth measurement of electric drill (Registered Utility Model No. 196186, Kim, Registered on Feb. 5, 2000), Electric drill with a handle on the handle (Applicable Models Application No. 2019960006288, .28) was developed and developed.

On the other hand, when the rotating tulle fixed to the rotating shaft is inserted into the work surface of the workpiece through the electric drill, the rotating tulip does not perpendicularly enter the work surface perpendicularly to the work surface, .

In particular, this phenomenon is further exacerbated by the process of dropping the rotating tulle from a curved tube body.

However, in the related art, there is no dedicated auxiliary tool for supporting and fixing the electric drill orthogonal to the work surface of the workpiece. Therefore, there is a problem that the work surface of the workpiece is damaged or the worker is injured during the work process have.

An object of the present invention which is devised to solve the above problems is to rotate the rotary chuck in a state of being gripped by an operator and to insert various rotary tulips such as a screwdriver, a drill and a hole cutter fixed on the rotary chuck into a workpiece The present invention provides an auxiliary tool for a handheld power tool that is mounted on an electric power tool for machining a workpiece to secure a fixed and fixed state between the power tool and the workpiece so that the rotary till can be precisely and stably inserted.

The above object is achieved by the following constitutions provided in the present invention.

The auxiliary device for a handy power tool according to the present invention comprises:

1. An auxiliary device for a handheld power tool in which a rotary tumbler fixed with a rotary tumb is rotationally driven and a rotary tumb is inserted into a workpiece to be worked,

A fixed bracket fixed to a main body of the handy type power tool; A gripper which is disposed in front of the stationary bracket and is spaced apart from the stationary bracket so as to be in close contact with the surface of the workpiece, A fixing bracket fixed to the main body, and a flange guiding portion for elastically supporting a gripper disposed in front of the main body,

The operator grips the gripper disposed in front of the rotary chuck close to the work surface of the workpiece and then vertically presses the hand-held power tool vertically supported on the work surface of the workpiece by the gripper, And the tulle is inserted perpendicularly to the surface of the workpiece to be machined.

Preferably, a grip groove is formed in the bottom surface of the gripper facing the work surface of the workpiece so as to surround the work surface of the workpiece so that the gripper can wrap and secure the work surface of the projected workpiece through the grip groove .

More preferably, the gripper is formed with a radial structure having different diameters or shapes so that the worker grips the work surface of the workpiece through the corresponding grip groove according to the outer diameter or diameter of the work surface of the workpiece, .

The tread guide portion is disposed between the gripper and the fixing bracket and includes at least one guide bar for fixing the gripper in a forward and backward movement structure in front of the fixing bracket; And a support spring for resiliently supporting the gripper.

In addition, a graduation portion is formed in the guide rod, and the rotary tulle infiltration depth, which is fixed to the rotary chuck by the vertical movement distance of the gripper, is inserted into the cutting surface of the workpiece is visually identified by the scale portion formed on the guide rod.

As described above, the present invention proposes a bracket mounted on a power tool to fix the power tool orthogonally to the work surface of the workpiece, so that the power tool provided with the rotating tool is vertically and vertically As shown in FIG.

As a result, the rotating tulle fixed to the power tool can be prevented from being detached from the work surface of the workpiece, and the stability and precision of the workpiece can be secured by the cutting operation.

In particular, the orthosis according to the present invention is formed so that the grip grooves are recessed in the gripper, so that the orthosis is stably fixed to the machined surface of the tubular body having the curved surface of the curved surface including the flat surface such as the wall surface, Do.

The gripper may be provided with a common grip structure including grip grooves of various diameters or shapes and auxiliary clips inserted into the grip grooves to commonly fix the gripper surfaces of machined workpieces having various diameters or shapes .

Fig. 1 shows the overall configuration of an auxiliary tool for a power tool proposed in the preferred embodiment of the present invention,
2 is a view showing an assembled state in which the orthosis suggested in the preferred embodiment of the present invention is mounted on a handy type electric power tool,
FIGS. 3 and 4 show the use state of a power tool equipped with an orthosis according to the present invention. FIG. 3 shows a machining state of a machined surface in a plane, and FIG. 4 shows a machined state It shows the processing status.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an auxiliary tool for a power tool will be described in detail with reference to the accompanying drawings.

FIG. 1 shows the overall configuration of an auxiliary tool for a power tool proposed as a preferred embodiment of the present invention. FIG. 2 shows an assembled state of a handheld type power tool as a preferred embodiment of the present invention. 3 and 4 show the state of use of a power tool equipped with an orthosis according to the present invention. FIG. 3 shows a machined state of a machined surface in a plane, and FIG. 4 shows a machined state of a machined surface It shows the machining state.

The auxiliary tool 1 for a handy type electric power tool according to the present invention is a tool for cutting a workpiece by cutting various kinds of rotating tines T such as a driver, a drill, and a hole cutter fixed to the rotary chuck 110 perpendicularly to the workpiece Is a kind of ancillary mechanism which is mounted on the handy type electric power tool 100 so that the rotating tulle T is inserted into the machined surface of the workpiece so as to be shaped.

1 and 2, the auxiliary tool 1 for a handheld power tool includes a fixed bracket 10 fixed to the main body 110 of the handheld power tool 100; A gripper (30) spaced apart from the front of the fixing bracket (10) to be in close contact with the surface of the workpiece and having an entry hole (31) through which the rotary tulip (T) enters and exits; And a tongue guide portion 20 for tilting a gripper 30 installed forward and backward of the fixing bracket 10.

2, the fixing bracket 10 includes a C-type tightening ring 11 and a fixing bolt 12 for fastening both end portions 11a of the tightening ring 11, Are fixed by pressing the fixing bolts (12) to one point of the outer diameter of the main body (110) while closely contacting the both end portions (11a).

An auxiliary handle 11b is formed on the tightening ring 11 constituting the fixing bracket 10 so that the operator grips the main handle 111 formed on the main body 10 with one hand and fixes the main handle 111 fixed with the other hand The rotating tulip T fixed to the rotary chuck 112 is inserted into the workpiece while grasping the auxiliary handle 11b formed on the bracket 10 so that the rotating tulle T can be more precisely inserted.

The tread guide unit 20 includes at least one guide rod 21 disposed between the gripper 30 and the fixing bracket 10 and fixing the gripper 30 in the forward and backward directions. And a support spring 22 for resiliently supporting the gripper 30 installed in the advance and retreat structure through the guide rod 21. The gripper 30 is moved along the guide rod 21 by the pressure of the fixing bracket 10, Moves vertically.

3 to 4, the operator gripping the power tool 100 equipped with the orthosis 1 according to the present embodiment is able to grasp the gripper 30 disposed in front of the rotary chuck 112, And the rotating tool T fixed to the rotary chuck 112 is cut into the machined surface of the workpiece to be machined by pressing the power tool 100 vertically.

The gripper 30 which is brought into close contact with the work surface of the workpiece during the infeed of the rotating tulle T moves vertically along the flange guide portion 20 while vertically moving the power tool 100 to which the stationary bracket 10 is fixed, So that the rotating tulle T rotating in a state fixed to the rotary chuck 112 is accurately inserted at one point on the surface to be machined of the workpiece to be machined.

As shown in FIGS. 3 and 4, the guide bar 21 is raised by the elevation of the gripper 30 according to the vertical descent of the power tool 100, Is fixed to the rotary chuck (112) through the scale part (21) formed on the protruding caulk, so that the infeed depth of the rotary tulle (T) inserted into the cut surface of the workpiece is visually identified.

Thus, the power tool 100 equipped with the orthosis 1 according to the present embodiment can prevent the rotation tulle T from being displaced from a predetermined position during the process of inserting the rotary tulle T into the machined surface of the workpiece, The scale portion 21a formed in the guide rod 21 that allows a more elaborate rotation tulle T to be inserted and that raises the depth of insertion of the rotary tulle T inserted into the workpiece together with the gripper 30 .

In the meantime, the orthosis 1 according to the present invention is characterized in that the power tool 100 is vertically supported on the work surface of the workpiece so that the rotational tool fixed to the power tool is fixed to the power tool 100 (T) to the machined surface of the workpiece.

As shown in FIG. 3, the machined surface of the machined workpiece may have a flat surface such as a wall surface, but may have a tubular protruding shape as shown in FIG.

Particularly, it is very difficult to introduce a rotating tulle (T) at a point on the surface of a steel pipe (P) having a high strength and a curved surface. If a rolling tulle (T) .

In consideration of this, in the present embodiment, a grip groove 32 is formed in the bottom surface of the gripper 30 facing the machined surface of the workpiece so as to surround the machined surface of the machined workpiece. Is configured to wrap and secure the machined surface of the projecting workpiece through the grip groove 32. [

According to this embodiment, grip grooves 32 having different diameters or shapes are formed in the gripper 30 so as to have a radial structure, so that the operator can adjust the gripper 30 in accordance with the outer diameter shape or diameter of the machined surface of the workpiece as shown in FIGS. 4B and 4C. It is preferable to grip the machined surface of the workpiece through the corresponding grip groove 32.

It is more preferable to insert a 'C' type auxiliary clip 33 into the grip groove 32 as shown in FIGS. 4A and 4B to commonly fix the machined surfaces of machined workpieces of various shapes and diameters.

That is, the inner diameter of the auxiliary clip 33 is formed to correspond to the shape of the protruded workpiece of the machined workpiece, and the machined surfaces of the protruded workpieces protruding in various shapes are shared and fixed.

At this time, it is preferable that the auxiliary clip 33 is made of a steel material capable of being highly resiliently pressed, and the cut surface of the projected workpiece is fixed in a pressed state.

As shown in FIG. 1B and FIG. 4A, the grip groove 32 is provided with an elastic pad P so as to stably and closely enclose the protruding surface of the tube. In addition, as shown in FIG. 4B, It is preferable to fasten the pressing bolts protruding inwardly into the groove 32 so as to penetrate therethrough so that the pressing surface of the tube which has entered the grip groove 32 is more stably pressed by the pressing bolt to be fastened.

Accordingly, the gripper 30 surrounds and clamps the machined surface of the tube, which is protruded through the grip groove 32. In this state, the worker moves the power tool 100 vertically to the machined surface of the workpiece, Since the tulle T is inserted into the pie surface, it is possible to perform stable and precise cutting of the workpiece having the pie surface of the curved surface.

At this time, the machined workpiece is supported by the grip grooves formed on both right and left sides to suppress the occurrence of bending, and the problem of the pipe body being bent during the drilling process to make the drilling operation poor is solved.

Particularly, the gripper 30 is provided with a common grip structure including grip grooves 32 of various diameters or shapes and an auxiliary clip 33 inserted into the grip grooves, The machined surface of the workpiece can be commonly fixed.

1. Orthoses for handheld power tools
10. Fixing bracket 11. Joining
11a. End 11b. Auxiliary handle
12. Fixing bolts
20. Actuator Guide Section 21. Guide Rod
21a. Scale part 22. Support spring
30. Gripper 31. Entry groove
32. Grip groove 33. Ancillary clip
100. Power tool 110. Body
111. Main handle 112. Rotating chuck
T. Rotating Tulum

Claims (5)

1. An auxiliary device for a handheld power tool in which a rotary tumbler fixed with a rotary tumb is rotationally driven and a rotary tumb is inserted into a workpiece to be worked,
A fixed bracket fixed to a main body of the handy type power tool; A gripper which is disposed in front of the stationary bracket and is spaced apart from the stationary bracket so as to be in close contact with the surface of the workpiece, A fixing bracket fixed to the main body, and a flange guiding portion for elastically supporting a gripper disposed in front of the main body,
The operator grips the gripper disposed in front of the rotary chuck close to the work surface of the workpiece and then vertically presses the hand-type power tool vertically supported on the work surface of the workpiece by the gripper, And the tilt is perpendicularly inserted into the work surface of the workpiece. The gripper according to claim 1, wherein the gripper facing the work surface of the workpiece is formed with a grip groove surrounding the work surface of the workpiece so that the gripper can wrap and secure the work surface of the projected workpiece through the grip groove Wherein the auxiliary tool is an electric tool. The gripper according to claim 2, wherein the gripper has a radial structure with different diameters or shapes so that the operator can grasp the machined surface of the workpiece through the corresponding grip groove according to the outer diameter or diameter of the machined surface of the workpiece Wherein the gripping portion is configured to grip the grip portion. [2] The apparatus of claim 1, wherein the flange portion comprises: at least one guide rod disposed between the gripper and the fixing bracket and fixing the gripper in a forward and backward movement structure in front of the fixing bracket; And a support spring for resiliently supporting the gripper. [5] The apparatus according to claim 4, wherein the guide rod is provided with a graduation portion, and is fixed to the rotary chuck by the vertical movement distance of the gripper so that the rotational tulle infeed depth, which is inserted into the surface of the workpiece, Wherein the first and second support portions are formed to be substantially parallel to each other.
KR1020150011536A 2015-01-23 2015-01-23 Hand type auxiliary device for electric tool KR20160091522A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150011536A KR20160091522A (en) 2015-01-23 2015-01-23 Hand type auxiliary device for electric tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150011536A KR20160091522A (en) 2015-01-23 2015-01-23 Hand type auxiliary device for electric tool

Publications (1)

Publication Number Publication Date
KR20160091522A true KR20160091522A (en) 2016-08-03

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KR1020150011536A KR20160091522A (en) 2015-01-23 2015-01-23 Hand type auxiliary device for electric tool

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190006644A (en) * 2017-07-11 2019-01-21 한국기계연구원 Main spindle head for a mobile machines
KR20190128680A (en) * 2017-03-29 2019-11-18 니토 코키 가부시키가이샤 Portable Burr Eliminator
KR102586158B1 (en) * 2022-08-08 2023-10-05 우승종 Smart stick with impact box

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190128680A (en) * 2017-03-29 2019-11-18 니토 코키 가부시키가이샤 Portable Burr Eliminator
KR20190006644A (en) * 2017-07-11 2019-01-21 한국기계연구원 Main spindle head for a mobile machines
KR101978198B1 (en) 2017-07-11 2019-05-14 한국기계연구원 Main spindle head for a mobile machines
KR102586158B1 (en) * 2022-08-08 2023-10-05 우승종 Smart stick with impact box

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