KR850001850A - Polishing Sheets and Grinders - Google Patents

Polishing Sheets and Grinders Download PDF

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Publication number
KR850001850A
KR850001850A KR1019840005341A KR840005341A KR850001850A KR 850001850 A KR850001850 A KR 850001850A KR 1019840005341 A KR1019840005341 A KR 1019840005341A KR 840005341 A KR840005341 A KR 840005341A KR 850001850 A KR850001850 A KR 850001850A
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South Korea
Prior art keywords
sheet material
abrasive
sheet
ferromagnetic material
particles
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KR1019840005341A
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Korean (ko)
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존 바튼 제임스
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도날드 밀러 셀
미네소타 마이닝 앤드 매뉴팩츄어링 컴페니
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Publication of KR850001850A publication Critical patent/KR850001850A/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B24D11/06Connecting the ends of materials, e.g. for making abrasive belts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D9/00Wheels or drums supporting in exchangeable arrangement a layer of flexible abrasive material, e.g. sandpaper
    • B24D9/08Circular back-plates for carrying flexible material
    • B24D9/085Devices for mounting sheets on a backing plate
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B24D11/02Backings, e.g. foils, webs, mesh fabrics
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D15/00Hand tools or other devices for non-rotary grinding, polishing, or stropping
    • B24D15/02Hand tools or other devices for non-rotary grinding, polishing, or stropping rigid; with rigidly-supported operative surface
    • B24D15/023Hand tools or other devices for non-rotary grinding, polishing, or stropping rigid; with rigidly-supported operative surface using in exchangeable arrangement a layer of flexible material

Abstract

내용 없음No content

Description

연마시이트 및 연마기Polishing Sheets and Grinders

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 자화패드에 자기적으로 접착된 본 발명에 따른 피복된 연마시이트물질의 제1태양.1 is a first aspect of a coated abrasive sheet material according to the present invention magnetically bonded to a magnetization pad.

제3도는 로타리그라인더상에서 자화패드에 자기적으로 접착된 본 발명에 따른 피복된 연마시이트물질의 제2태양. 제5도는 핸드샌딩블록상에서 자화패드에 자기적으로 접착된 본 발명에 따른 피복된 연마시이트 물질의 제3태양.3 is a second embodiment of a coated abrasive sheet material according to the present invention magnetically bonded to a magnetization pad on a rotary grinder. 5 is a third embodiment of a coated abrasive sheet material according to the present invention magnetically bonded to a magnetization pad on a hand sanding block.

Claims (21)

일반적으로 평면인 지지표면, 그리고 상기 지지표면상에, 마주보는 큰표면중의 적어도 하나에 연마입자가 부착되어 있고, 질량이 낮으며, 유연한 피복된 연마시이트 물질이 구비된 연마기에 있어서, 지지표면(14,34,54)이 지지표면을 따라 최소한 한방향으로 인치당 자극수가 6 이상인 자화패드(11,31,51)에 의해 한정되며 그리고 피복된 연마시이트물질(10,30,50,70,80,90,100)이 상기 큰 표면과 평행인 평면에서 충분한 강자성물질을 결합하고 있어, 단지 자화패드(11,31,51)와 피복된 연마시이트물질(10,30,50,70,80,90,100)이 결합된 강자성물질간의 자기인력 그리고 지지표면(14,34,54)에 수직인 자화패드르 통해 시이트물질에 가해진 어떤 힘이 지지표면(14,34,54)과 피복된 연마시이트 물질(10,30,50,70,80,90,100)간에 충분한 정지마찰을 형성시키므로써, 연마기를 자화패드(11,31,51)에 의해 구동시켜 가공부위를 가공하는 동안 상기의 피복된 연마시이트 물질(10,30,50,70,80,90,100)을 지지표면(14,34,54)상에 유지시킴을 특징으로 하는 연마기.In a polishing machine having a generally flat surface, and on the support surface, at least one of the opposing large surfaces, having abrasive particles attached thereto, and having a low mass and flexible coated abrasive sheet material, the support surface ( 14, 34, 54 are defined by magnetizing pads 11, 31, 51 having a magnetic pole number of 6 or more per inch in at least one direction along the supporting surface and coated abrasive sheet material (10,30,50,70,80,90,100). ) Combines sufficient ferromagnetic material in a plane parallel to the large surface, so that only the magnetization pads (11,31,51) and the coated abrasive sheet material (10,30,50,70,80,90,100) Magnetic forces between the ferromagnetic material and any force applied to the sheet material through magnetization pads perpendicular to the support surfaces (14,34,54) are applied to the support surfaces (14,34,54) and the coated abrasive sheet material (10,30,50). The abrasive machine 11, 31, 5 by forming a sufficient static friction between the, 70, 80, 90, 100 Characterized in that the coated abrasive sheet material (10,30,50,70,80,90,100) is held on the support surfaces (14,34,54) while being driven by 1). Grinding machine. 제1항에 있어서, 강자성 물질이 철이며, 피복된 연마시이트 물질(10,30,50,70,80,90,100)이 큰 표면에 평행인 평면에서 측정한 면적 ㎠당 평균 약 0.007 내지 0.1g의 철을 포함하고 있음을 특징으로 하는 연마기.The method of claim 1, wherein the ferromagnetic material is iron and the coated abrasive sheet material (10,30,50,70,80,90,100) has an average of about 0.007 to 0.1 g per square centimeter measured in a plane parallel to the large surface. A grinder comprising iron. 제1항에 있어서, 강자성 물질이 연마입자(26,46) 맞은편 베이킹 시이트(22,42)의 큰 표면에 접착된 철입자임을 특징으로 하는 연마기.4. The abrasive machine according to claim 1, wherein the ferromagnetic material is iron particles adhered to a large surface of the baking sheet (22, 42) opposite the abrasive particles (26, 46). 제3항에 있어서, 철입자가 플레트레트 형태임을 특징으로 하는 연마기.4. The abrasive machine according to claim 3, wherein the iron particles are in plate form. 제1항에 있어서, 강자성 물질이 연마입자(84) 맞은편 베이킹 시이트의 표면사에 접착된 얇은 강철시이트(86)임을 특징으로 하는 연마기.2. The abrasive machine according to claim 1, wherein the ferromagnetic material is a thin steel sheet (86) bonded to the surface yarns of the baking sheet opposite the abrasive particles (84). 제1항에 있어서, 강자성 물질이 베이킹 시이트(72)에 결합된 섬유(78)의 형태임을 특징으로 하는 연마기.The abrasive machine of claim 1, wherein the ferromagnetic material is in the form of fibers (78) bonded to the baking sheet (72). 제1항에 있어서, 피복된 연마시이트 물질이 큰 표면의 모두에 접착된 연마입자(66)를 지니고 있으며 강자성 물질이 연마입자(66)와 결합된 입자의 형태임을 특징으로 하는 연마기.2. The abrasive machine according to claim 1, wherein the coated abrasive sheet material has abrasive particles (66) adhered to all of the large surfaces and the ferromagnetic material is in the form of particles combined with the abrasive particles (66). 제1항에 있어서, 피복된 연마시이트 물질(10,30,50,70,80,90,100)을 21℃의 온도 및 50%의 상대습도하에서 직경이 1㎝인 막대 주위로 최소한 180°구부릴 수 있으며, 자화패드의 자극과 피복된 연마시이트 물질에서의 강자성 물질간의 자기력만으로써 "플라스티폼" 지기물질의 자화패드 인치당 자극수가 11인 편평한 표면에 대해 계속적으로 편평히 유지시킬 수 있음을 특징으로 하는 연마기.The coated abrasive sheet material (10,30,50,70,80,90,100) can be bent at least 180 ° around a rod 1 cm in diameter at a temperature of 21 ° C. and 50% relative humidity. The magnetic force between the magnetic poles of the magnetization pad and the ferromagnetic material in the coated abrasive sheet material allows it to remain flat for a flat surface of 11 magnetic poles per inch of magnetization pad of the "Plastic Foam" substrate material. Grinding machine. 제1항에 있어서, 자화패드(11,31,51)가 유연하며 지지표면(14,34,54)을 따라 최소한 한 방향에서 인치당 11 또는 18의 자극(㎠당 4.3 또는 7.1에 해당)을 제공하는 자화입자가 중합체 매트릭스내에 포함되어 있음을 특징으로 하는 연마기.The magnetization pads 11, 31, 51 of claim 1 are flexible and provide 11 or 18 magnetic poles (corresponding to 4.3 or 7.1 per cm 2) in at least one direction along the support surface 14, 34, 54. And a magnetized particle contained in the polymer matrix. 제1항에 있어서, 피복된 연마시이트물질(10,30,50,70,80,90,100)의 평균밀도가 큰 표면에 평행인 평면에서 측정한 ㎠당 약 0.45㎏ 이하임을 특징으로 하는 연마기.The polishing machine according to claim 1, wherein the average density of the coated abrasive sheet material (10, 30, 50, 70, 80, 90, 100) is about 0.45 kg or less per cm 2 measured in a plane parallel to the large surface. 마주보는 큰 표면을 지니고 있는 베이킹 시이트와 상기 큰 표면중의 적어도 한 표면에 접착된 연마입자로 이루어진 유연한, 피복된 연마시이트에 있어서, 지지표면(14,34,54)과 피복된 연마시이트물질(10,30,50,70,80,90,100) 사이에 충분한 정지마찰을 형성시키는 자화패드(11,31,51)와 피복된 연마시이트물질(10,30,50,70,80,90,100)간의 자기인력 그리고 지지표면(14,34,54)에 수직인 자화패드(11,31,51)를 통해 피복된 연마시이트물질에 가해진 어떤 힘으로써, 지지표면(14,34,54)을 다른 한방향에서 인지당 6(㎝당 2.4에 해당) 이상의 자극수를 제공하는 자화패드(11,31,51)의 지지표면(14,34,54)상에 시이트 물질을 자기적으로 홀딩시켜, 자화패드(11,31,51)에 의해 연마기를 구동시켜 가공부위를 연마하는 동안 피복된 연마시이트물질(10,30,50,70,80,90,100)을 지지표면(14,34,54)상에 유지시킬 수 있도록 큰 표면에 평행인 평면에서 측정한 ㎠당 강자성 물질이 평균 약 0.007g 이상임을 특징으로 하는 연마시이트 물질.A flexible, coated abrasive sheet consisting of a baking sheet having an opposing large surface and abrasive particles adhered to at least one of the large surfaces, the support surface 14, 34, 54 and the coated abrasive sheet material ( Magnetism between the magnetization pads 11, 31, 51 and the coated abrasive sheet material 10, 30, 50, 70, 80, 90, 100 to form sufficient static friction between 10, 30, 50, 70, 80, 90, 100 Recognizing the support surface 14, 34, 54 in the other direction by the force applied to the abrasive sheet material coated through the magnetization pads 11, 31, 51 perpendicular to the support surface 14, 34, 54. The magnetized pad 11, magnetically held on the supporting surfaces 14, 34, 54 of the magnetizing pads 11, 31, 51 providing 6 or more magnetic poles (corresponding to 2.4 per cm). 31, 51 to hold the coated abrasive sheet material (10,30,50,70,80,90,100) on the support surfaces (14,34,54) while driving the grinding machine to polish the machining site. To make the abrasive sheet material characterized in that a large ferromagnetic material per ㎠ measured in a plane parallel to the surface of an average at least about 0.007g. 제11항에 있어서, 강자성물질이 연마입자(26,46) 맞은편 베이킹 시이트(22,42)의 특징으로 하는 시이트물질(10,30).12. Sheet material (10,30) according to claim 11, characterized in that the ferromagnetic material is a baking sheet (22,42) opposite the abrasive particles (26,46). 제12항에 있어서, 철입자가 플레트레트 형상임을 특징으로 하는 시이트물질(10,30,80,90,100).13. The sheet material (10, 30, 80, 90, 100) of claim 12, wherein the iron particles are in plate shape. 제11항에 있어서, 강자성 물질이 철이며 피복된 연마시이트물질(10,30,50,70,80,90,100)이 큰 표면에 평행인 평면에서 측정한 면적㎠당 최고 약 0.1g의 철을 포함함을 특징으로 하는 시이트물질(10,30,50,70,80,90,100).The ferromagnetic material is iron and the coated abrasive sheet material (10,30,50,70,80,90,100) contains up to about 0.1 g of iron per area cm 2 measured in a plane parallel to the large surface. Sheet material (10,30,50,70,80,90,100). 제11항에 있어서, 강자성 물질이 연마입자(84) 맞은편 시이트(82)의 표면상에 접착된 얇은 강철 시이트(86)임을 특징으로 하는 시이트물질(80).12. The sheet material (80) according to claim 11, wherein the ferromagnetic material is a thin steel sheet (86) bonded on the surface of the sheet (82) opposite the abrasive particles (84). 제16항에 있어서, 강자성 물질이 베이킹 시이트(72)에 결합된 철섬유(78)의 형태임을 특징으로 하는 시이트물질(70).The sheet material (70) according to claim 16, wherein the ferromagnetic material is in the form of iron fibers (78) bonded to the baking sheet (72). 제11항에 있어서, 큰 표면의 모두에 접착된 연마입자(66)를 지니고 있으며, 강자성 물질이 입자의 형태로 존재하고 연마입자(66)에 결합됨을 특징으로 하는 시이트 물질(50).12. Sheet material (50) according to claim 11, characterized in that it has abrasive particles (66) adhered to all of the large surfaces, wherein the ferromagnetic material is in the form of particles and is bonded to the abrasive particles (66). 제11항에 있어서, 큰 표면에 평행인 평면에서 강자성 물질의 밀도가 일반적으로 균일함을 특징으로 하는 시이트물질(10,30,50,70,80,90,100).The sheet material (10,30,50,70,80,90,100) of claim 11, characterized in that the density of the ferromagnetic material is generally uniform in a plane parallel to the large surface. 제11항에 있어서, 밀도가 큰 표면에 평행인 평면에서 측정한 면적 ㎠당 평균 약 0.45g 이하임을 특징으로 하는 시이트물질(10,30,50,70,80,90,100).The sheet material (10, 30, 50, 70, 80, 90, 100) according to claim 11, characterized in that the average of about 0.45 g or less per square centimeter measured in a plane parallel to the dense surface. 제11항에 있어서, 21℃의 온도 및 50%의 상대습도하에서 직경이 1㎝인 막대 주위로 최한한 180°구부릴 수 있으며, 자화패드의 자극과 피복된 연마시이트 물질에 있어서의 강자성 물질간의 자기력만으로써 "플라스티폼" 자기물질의 자화패드 인치당 자극수가 11인 편평한 표면에 대해 계속적으로 편평히 유지시킬 수 있음을 특징으로 하는 시이트물질(10,30,50,70,80,90,100).12. The magnetic force of claim 11 which can be bent at least 180 ° around a rod 1 cm in diameter at a temperature of 21 ° C. and 50% relative humidity, and between the magnetic pole of the magnetization pad and the ferromagnetic material in the coated abrasive sheet material. Sheet material (10,30,50,70,80,90,100), characterized in that it can be kept flat continuously on a flat surface having a magnetic pole number of 11 per inch of magnetization of the "plastic foam" magnetic material. 베이킹 시이트의 한 표면에 연마입자를 정전기적으로 피복시켜 피복된 연마시이트 물질을 형성시키는 방법에 있어서, 정전기적 피복단계 이전에, 연마입자로 피복시킬 표면의 맞은편 베이킹 시이트 표면상에 강자성 물질을 접착시키는 단계가 포함됨을 특징으로 하는 방법.A method of electrostatically coating abrasive particles on one surface of a baking sheet to form a coated abrasive sheet material, wherein, prior to the electrostatic coating step, a ferromagnetic material is applied on the baking sheet surface opposite the surface to be coated with abrasive particles. Adhering to the method. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019840005341A 1983-08-31 1984-08-31 Polishing Sheets and Grinders KR850001850A (en)

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US52804383A 1983-08-31 1983-08-31
US528043 1983-08-31

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CA (1) CA1253699A (en)
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US4038046A (en) * 1975-12-31 1977-07-26 Norton Company Coated abrasive bonded with urea-formaldehyde, phenolic resin blends
CA1078620A (en) * 1978-05-05 1980-06-03 Miksa Marton Stick-on sanding disc
US4222204A (en) * 1979-06-18 1980-09-16 Benner Robert L Holder for an abrasive plate

Also Published As

Publication number Publication date
DK410884D0 (en) 1984-08-28
ZA846804B (en) 1986-04-30
JPS6076966A (en) 1985-05-01
EP0139410A1 (en) 1985-05-02
DK410884A (en) 1985-03-01
BR8404297A (en) 1985-07-23
ES288821U (en) 1986-12-16
AU3189784A (en) 1985-03-07
NZ209223A (en) 1987-06-30
ES288821Y (en) 1987-08-01
CA1253699A (en) 1989-05-09
AU568564B2 (en) 1988-01-07

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