KR100256447B1 - Grinder for drill blade - Google Patents

Grinder for drill blade Download PDF

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Publication number
KR100256447B1
KR100256447B1 KR1019960061135A KR19960061135A KR100256447B1 KR 100256447 B1 KR100256447 B1 KR 100256447B1 KR 1019960061135 A KR1019960061135 A KR 1019960061135A KR 19960061135 A KR19960061135 A KR 19960061135A KR 100256447 B1 KR100256447 B1 KR 100256447B1
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KR
South Korea
Prior art keywords
driving
shafts
housing
drill blade
drill
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Application number
KR1019960061135A
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Korean (ko)
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KR19980043325A (en
Inventor
주 열 안
Original Assignee
정몽규
현대자동차주식회사
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Priority to KR1019960061135A priority Critical patent/KR100256447B1/en
Publication of KR19980043325A publication Critical patent/KR19980043325A/en
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Publication of KR100256447B1 publication Critical patent/KR100256447B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
    • B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
    • F16D3/26—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
    • F16D3/38—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another
    • F16D3/40—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)

Abstract

PURPOSE: An abrasive blasting machine is provided to uniformly polish a drill blade, and to conveniently perform the polish while reducing operation time. CONSTITUTION: An abrasive blasting machine is formed by a driving source installed at a lower portion of a housing(1); first and second driving shafts(2) installed on inner sides of the housing; a driving force transfer instrument transferring the driving power of the driving source to the driving shafts; first and second driven shafts(4,5) combined to ends of the driving shafts; and grindstones(6,7) fixed at ends of the driven shafts for polishing blades(11) of a drill(10). Herein, the driving power transfer instrument contains a driving bevel gear(31) fixed to a rotating shaft(21) of a driving motor(22); and first and second driven bevel gears(32,33) fixed to lower ends of the driving shafts for being engaged with a driving bevel gear(31).

Description

드릴 날의 연마기Drill Grinding Machine

본 발명은 드릴(drill) 날의 연마기(abrasive blasting machine)에 관한 것으로, 더욱 상세하게는 드릴 날의 일정한 연마를 가능하게 하고, 연마 작업을 용이하게 하며, 작업 시간을 단축하고, 작업 안전성을 향상시킬 수 있게 한 드릴 날의 연마기에 관한 것이다.TECHNICAL FIELD The present invention relates to an abrasive blasting machine, and more particularly, to enable constant polishing of a drill blade, to facilitate polishing work, to shorten working time, and to improve work safety. It relates to a grinder of a drill blade that can be made.

일반적으로 드릴은 공작물에 구멍을 뚫기 위하여 사용하는 공구로서, 주로 드릴링 머신에 장착하여 사용한다. 가장 보편적으로 사용하고 있는 드릴로는 트리위스 드릴이나 그 밖에 평드릴, 심공용 등이 알려지고 있다.Generally, a drill is a tool used to drill a hole in a workpiece, and is mainly used in a drilling machine. The most commonly used drills are triwis drills, flat drills and deep holes.

상기와 같은 드릴은 날의 상태가 성능을 좌우하는 중요한 요소로 작용하게 되는 바, 통상적인 연마를 이용하여 드릴 날을 연마하게 된다.The drill as described above is to act as an important factor to determine the performance of the blade state, it is to polish the drill blade using conventional polishing.

그러나, 상기와 같이 드릴 날을 연마하기 위하여 연마기로 연마할 경우에는 드릴 날의 일정하게 연마하지 못할 뿐만 아니라 연마 작업이 용이하지 못하고, 작업 시간이 연장되는 등 작업 능률이 저하되는 단점이 있었으며, 또한 작업 안전성이 보장되지 못하는 등의 여러 문제점이 있었다.However, when polishing with a grinder to polish the drill blade as described above, not only does not uniformly polish the drill blade, but also the polishing operation is not easy, there is a disadvantage that the work efficiency is reduced, such as prolonged working time, There are several problems, such as the inability to guarantee work safety.

따라서, 본 발명의 목적은 드릴 날의 일정한 연마를 가능하게 하고 연마 작업을 용이하게 하며 작업시간을 단축하여, 작업 능률의 향상을 기여하며, 또한 작업안전성을 향상시킬 수 있도록 한 드릴 날의 연마기를 제공함에 있다.Accordingly, an object of the present invention is to provide a grinding machine for a drill blade to enable constant polishing of the drill blade, to facilitate polishing work, and to shorten the working time, thereby contributing to the improvement of work efficiency and further improving the work safety. In providing.

제1도는 본 발병에 의한 드릴 날의 연마기를 보인 개략 구성도.1 is a schematic configuration diagram showing a grinder of a drill blade according to the present invention.

제2도는 제1도의 A부 확대도.2 is an enlarged view of portion A of FIG.

제3도는 제1도의 B부 확대도.3 is an enlarged view of a portion B of FIG.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 하우징 2, 3 : 제 1, 제 2구동축1 housing 2, 3 first, second drive shaft

4, 5 : 제 1, 제 2종동축 6,7 : 숫돌4, 5: 1st, 2nd driven shaft 6,7: Whetstone

21 : 회전축 22 : 구동모터21: rotating shaft 22: drive motor

31 : 구동 베벨기어 32, 33 : 제 1, 제2종동 베벨기어31: driving bevel gear 32, 33: 1st, 2nd driven bevel gear

34, 35 : 유니버셜 조인트34, 35: universal joint

상기한 목적을 달성하기 위하여, 소정의 형상을 갖는 하우징의 저부에 설치되는 구동원과, 상기 하우징의 내부 양측에 각각 회전 가능하도록 설치되는 제 1, 제 2구동축과, 상기 구동원의 동력을 제 1, 제 2구동축으로 전달하기 위한 동력 전달수단과, 상기 하우징의 내부 상측에 회전 가능하도록 설치됨과 아울러 제 1, 제2구동축의 단부에 소정의 경사각으로 회전 가능하도록 결합되는 제 1, 제 2종동축과, 상기 제 1, 제2종동축의 단부에 각각 고정되어 드릴의 날을 연마하는 숫돌로 구성함을 특징으로 하는 드릴 날의 연마기가 제공된다.In order to achieve the above object, the drive source is provided on the bottom of the housing having a predetermined shape, the first and second drive shafts rotatably installed on both sides of the inside of the housing, and the power of the drive source, Power transmission means for transmitting to the second drive shaft, and the first and second driven shaft is rotatably installed on the inner upper side of the housing and coupled to the end of the first and second drive shaft rotatably at a predetermined inclination angle; And a grindstone of the drill blade, wherein the drill blade is fixed to the end portions of the first and second driven shafts, respectively.

상기 구동원은 회전축을 구비한 구동모터인 것을 특징으로 한다.The drive source is characterized in that the drive motor having a rotating shaft.

상기 동력 전달수단의 일실시예로서, 구동모터의 회전축에 고정되는 구동 베벨기어와, 상기 제 1, 제 2구동축의 하측단부에 각각 고정되어 구동 베벨기어의 양측에 맞물리는 제 1, 제 2종동 베벨기어로 구성된 것을 특징으로 한다.As one embodiment of the power transmission means, the driving bevel gear is fixed to the rotary shaft of the drive motor, and the first and second driven, respectively fixed to the lower end of the first and second drive shafts to engage both sides of the driving bevel gear It is characterized by consisting of a bevel gear.

상기 제 1, 제 2구동축 및 제 1, 제 2종동축은 유니버설 조인트로 연결하여 구성한다.The first and second driving shafts and the first and second driven shafts are connected by a universal joint.

이하, 본 발명에 의한 드릴 날의 연마기를 첨부도면에 도시한 실시예에 따라서 설명하면 다음과 같다.Hereinafter, the grinding machine of the drill blade according to the present invention will be described according to the embodiment shown in the accompanying drawings.

제1도는 본 발명에 의한 드릴 날의 연마기를 보인 개략 구성도이고, 제2도는 제1도의 A부 확대도이며, 제3도는 제1도의 B부 확대도이다.FIG. 1 is a schematic configuration diagram showing a grinding machine of a drill blade according to the present invention, FIG. 2 is an enlarged view of portion A of FIG. 1, and FIG. 3 is an enlarged view of portion B of FIG.

이에 도시한 바와 같이, 본 발명에 의한 드릴 날의 연마기는, 소정의 형상을 갖는 하우징(1)의 저부에 설치되는 구동원과, 상기 하우징(1)의 내부 양측에 각각 회전가능하도록 설치되는 제 1, 제 2구동축(2)(3)과, 상기 구동원의 동력을 제 1, 제 2구동축(2)(3)으로 전달하기 위한 동력 전달수단과, 상기 하우징(1)의 내부 상측에 회전가능하도록 설치됨과 아울러 제 1, 제 2구동측(2)(3)의 단부에 소정의 경사각으로 회전 가능하도록 결합되는 제 1, 제 2종동축(4)(5)과, 상기 제 1, 제2종동축(4)(5)의 단부에 각각 고정되어 드릴(10)의 날(11)을 연마하는 숫돌(7)(8)로 구성되어 있다.As shown in the drawing, the drill grinder according to the present invention includes a drive source provided at the bottom of the housing 1 having a predetermined shape and a first rotatably provided at both sides of the inside of the housing 1. And a second transmission shaft (2) (3), power transmission means for transmitting power of the driving source to the first and second driving shafts (2) (3), and rotatable on the upper side of the housing (1). And first and second driven shafts (4) (5) coupled to the ends of the first and second driving sides (2) and (3) so as to be rotatable at a predetermined inclination angle, and the first and second types. It is comprised by the grindstones 7 and 8 which are fixed to the edge part of the coaxial 4 and 5, respectively, and grind | polish the blade 11 of the drill 10. As shown in FIG.

상기 구동원은 회전축(21)을 구비한 구동모터(22)로서, 상기 구동모터(22)의 동력을 동력 전달수단을 통하여 제 1, 제 2구동축(2)(3)으로 전달하도록 되어 있다.The drive source is a drive motor 22 having a rotary shaft 21, and transmits the power of the drive motor 22 to the first and second drive shafts 2 and 3 through a power transmission means.

상기 구동원은 본 발명에 의한 실시예와 같이 구동모터(22)에 한정하는 것은 아니며 공압등의 다른 구동원을 적용하여도 무방하다.The driving source is not limited to the driving motor 22 as in the embodiment of the present invention, and other driving sources such as pneumatic may be applied.

상기 동력 전달수단의 일실시예로서, 구동모터(22)의 회전축(21)에 고정되는 구동 베벨기어(31)와, 상기 제 1, 제 2구동축(2)(3)의 하측단부에 각각 고정되어 구동 베벨기어(31)의 양측에 맞물리는 제 1, 제 2종동 베벨기어(32)(33)로 구성되어 있다.As an embodiment of the power transmission means, the driving bevel gear 31 is fixed to the rotary shaft 21 of the drive motor 22, and fixed to the lower end of the first and second drive shaft (2) (3), respectively And the first and second driven bevel gears 32 and 33 engaged with both sides of the driving bevel gear 31.

상기 제 1, 제 2구동축(2)(3) 및 제 1, 제 2종동축(4)(5)은 유니버셜조인트(Universal joint)(34)(35)로 연결되어 있다.The first and second drive shafts 2 and 3 and the first and second driven shafts 4 and 5 are connected by universal joints 34 and 35.

또한, 상기 제 1, 제 2구동축(2)(3) 및 제 1, 제 2종동축(4)(5)은 하우징(1)의 내벽에 고정되는 수개의 베어링(41)(42)(43)에 의하여 회전 동작이 지지되도록 구성되어 있다.In addition, the first and second drive shafts 2 and 3 and the first and second driven shafts 4 and 5 are several bearings 41 and 42 and 43 fixed to an inner wall of the housing 1. It is configured to support the rotation operation by the).

상기와 같이 구성되는 본 발명에 의한 드릴 날의 연마기에 의하여 드릴(10)의 날(11)을 연마함에 있어서는, 구동모터(22)가 구동하게 되면, 그 구동모터(22)의 회전축(21)이 회전하게 되고, 상기 회전축(21)의 회전에 의하여 구동베벨기어(31)가 회전하게 된다.In the grinding of the blade 11 of the drill 10 by the grinding machine of the drill blade according to the present invention configured as described above, when the drive motor 22 is driven, the rotation shaft 21 of the drive motor 22. This rotation, the drive bevel gear 31 is rotated by the rotation of the rotary shaft 21.

상기 구동 베벨기어(31)의 회전에 의하여 양측의 제 1, 제 2구동축(2)(3)이 회전하게 되며, 상기 제 1, 제 2구동축(2)(3)의 회전에 의하며 그 제 1, 제 2구동축(2)(3))과 유니버셜 조인트(34)(35)로 연결된 제 1, 제 2종동축(4)(5)이 회전하여 상기 제 1, 제 2종동축(4)(5)에 고정된 숫돌(6)(7)의 회전으로 드릴(10)의 날(11)을 연마하게 되는 것이다.The first and second driving shafts 2 and 3 on both sides of the driving bevel gear 31 are rotated, and the first and second driving shafts 2 and 3 rotate. The first and second driven shafts 4 and 5 connected to the second driving shafts 2 and 3 and the universal joints 34 and 35 rotate to rotate the first and second driven shafts 4, It is to grind the blade 11 of the drill 10 by the rotation of the grindstone (6) (7) fixed to 5).

이상에서 설명한 바와 같이, 본 발명에 의한 드릴 날의 연마기는, 소정의 형상을 갖는 하우징과 저부에 설치되는 구동원과, 상기 하우징의 내부 양측에 각각 회전 가능하도록 설치되는 제 1, 제 2구동축과, 상기 구롱원의 동력을 제 1, 제 2구동축으로 전달하기 위한 동력 전달수단과, 상기 하우징의 내부 상측에 회전 가능하도록 설치됨과 아울러 제 1, 제 2구동축의 단부에 소정의 경사각으로 회전 가능하도록 결합되는 제 1, 제 2종동축과, 상기 제 1, 제2종동축과 단부에 각각 고정되어 드릴의 날을 연마하는 숫돌로 구성하여, 드릴 날의 일정한 연마를 가능하게 하고 연마 작업을 용이하게 하며 작업시간을 단축함으로써 작업 능률의 향상에 기여하며, 또한 작업 안전성을 향상시키는 등의 효과가 있다.As described above, the drill blade grinding machine according to the present invention includes a drive source provided in a housing having a predetermined shape and a bottom, first and second drive shafts provided to be rotatable on both sides of the housing, Power transmission means for transmitting the power of the drawing circle to the first and second drive shaft, rotatably installed on the inner upper side of the housing and coupled to the end of the first and second driving shaft rotatably at a predetermined inclination angle Composed of the first and second driven shaft to be fixed to the first and second driven shaft and the end, respectively, the grinding wheel for polishing the drill blade, to enable a constant polishing of the drill blade and facilitate the polishing operation By shortening the working time, it contributes to the improvement of work efficiency, and also has the effect of improving work safety.

Claims (4)

소정의 형상을 갖는 하우징의 저부에 설치되는 구동원과, 상기 하우징의 내부 양측에 각각 회전 가능하도록 설치되는 제 1, 제 2구동축과, 상기 구동원의 동력을 제 1, 제 2구동축으로 전달하기 위한 동력 전달수단과, 상기 하우징의 내부 상측에 회전 가능하도록 설치됨과 아울러 제 1, 제 2구동축의 단부에 소정의 경사각으로 회전 가능하도록 결합되는 제 1, 제 2종동축과, 상기 제 1, 제2중동축의 단부에 각각 고정되어 드릴의 날을 연마하는 숫돌로 구성함을 특징으로 하는 드릴 날의 연마기.A drive source provided at the bottom of the housing having a predetermined shape, first and second drive shafts rotatably installed at both sides of the housing, and power for transmitting power of the drive source to the first and second drive shafts; A first and a second driven shaft which are rotatably installed on the inner side of the housing, and are rotatably coupled to end portions of the first and second driving shafts at predetermined inclination angles, and the first and second middle drives. A grinder of a drill blade, characterized in that it is composed of a grindstone that is fixed to each end of the shaft to polish the drill blade. 제1항에 있어서, 상기 구동원은 회전축을 구비한 구동모터인 것을 특징으로 하는 드릴 날의 연마기.The grinding | polishing machine of the drill blade of Claim 1 whose said drive source is a drive motor provided with the rotating shaft. 제1항 또는 제2항에 있어서, 상기 동력 전달수단은 구동모터의 회전축에 고정되는 구동 베벨기어와, 상기 제 1, 제 2구동축의 하측단부에 각각 고정되어 구동 베벨기어의 양측에 맞물리는 제 1, 제 2종동 베벨기어로 구성된 것을 특징으로 하는 드릴 날의 연마기.According to claim 1 or claim 2, wherein the power transmission means is a driving bevel gear fixed to the rotating shaft of the drive motor, and the first end of the first and second driving shafts respectively fixed to the both sides of the driving bevel gear A grinding machine for drill blades, comprising: first and second driven bevel gears. 제1항에 있어서, 상기 제 1, 제 2구동축 및 제 1, 제 2중동축은 유니버셜 조인트로 연결된 것을 특징으로 하는 드릴 날의 연마기.The drill blade grinding machine of claim 1, wherein the first and second driving shafts and the first and second middle shafts are connected by a universal joint.
KR1019960061135A 1996-12-02 1996-12-02 Grinder for drill blade KR100256447B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160091165A (en) 2015-01-23 2016-08-02 정진호 Cutting apparatus for heavy equipment
CN111993195A (en) * 2020-08-04 2020-11-27 晋本自动化科技有限公司 Multi-angle gear grinding device and process for transmission gear

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112936042B (en) * 2021-02-04 2022-11-01 广东力王高新科技股份有限公司 Spare part grinding device is used in production of planar transformer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160091165A (en) 2015-01-23 2016-08-02 정진호 Cutting apparatus for heavy equipment
CN111993195A (en) * 2020-08-04 2020-11-27 晋本自动化科技有限公司 Multi-angle gear grinding device and process for transmission gear

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