WO2020179955A1 - 클린 타입 리니어 가이드 - Google Patents
클린 타입 리니어 가이드 Download PDFInfo
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- WO2020179955A1 WO2020179955A1 PCT/KR2019/002663 KR2019002663W WO2020179955A1 WO 2020179955 A1 WO2020179955 A1 WO 2020179955A1 KR 2019002663 W KR2019002663 W KR 2019002663W WO 2020179955 A1 WO2020179955 A1 WO 2020179955A1
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- WIPO (PCT)
- Prior art keywords
- cover
- moving
- pair
- guide
- movable
- Prior art date
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Classifications
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- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/041—Ball or roller bearings having rollers crossed within a row
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- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
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- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0614—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a shoe type bearing body, e.g. a body facing one side of the guide rail or track only
- F16C29/0621—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a shoe type bearing body, e.g. a body facing one side of the guide rail or track only for supporting load in essentially two directions, e.g. by multiple points of contact or two rows of rolling elements
- F16C29/0626—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a shoe type bearing body, e.g. a body facing one side of the guide rail or track only for supporting load in essentially two directions, e.g. by multiple points of contact or two rows of rolling elements with rollers
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- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/08—Arrangements for covering or protecting the ways
Definitions
- the present invention relates to a clean type linear guide, and more particularly, to a clean type linear guide that effectively blocks the inflow of foreign substances during operation.
- Linear guides are widely used throughout industry as a device for conveying specific objects in a linear direction.
- One of the most widely used types of linear guides is a ball screw type linear guide.
- the ball screw type linear guide is a linear guide that operates in a way that a ball nut screwed to the ball screw moves along the ball screw when the ball screw rotates by the operation of a rotary motor.
- a lubricating material such as grease is applied to the ball screw.
- Foreign substances such as dust particles that enter from the outside of the linear guide adhere to these lubricating substances. Due to the adhesion of the lubricating material itself, foreign matter accumulates inside the linear guide over a long period of time. This accumulated foreign matter can cause a fire and interfere with the normal operation of the linear guide.
- linear guides capable of precise and fine movement, and the inflow of foreign substances reduces the reliability of the linear guides.
- the present invention has been devised to solve the above-described necessity, and an object of the present invention is to provide a clean type linear guide capable of effectively blocking external foreign matter flowing into the linear guide in operation.
- a clean type linear guide for achieving the above object includes: a guide member formed to extend in a longitudinal direction; A pair of support members respectively coupled to both ends of the guide member; A ball screw disposed parallel to the guide member and rotatably supported at both ends of the pair of support members; A moving member including a slide member connected to the guide member so as to be slidable along the guide member, and a ball nut screwed to the ball screw so as to be able to move forward and backward according to the rotation of the ball screw; A pair of side covers respectively coupled to the support member to cover both sides of the guide member, the ball screw, and the moving member; A band formed of a metal material that is elastically flexible and bent to correspond to the shape of the upper surface of the moving member, and both sides are in contact with the upper end of the pair of side covers, and both ends are coupled to the pair of support members.
- a movable cover coupled to the movable member so as to be movable with the movable member while allowing a band gap through which the band cover can pass between the movable member and disposed on the upper side of the pair of side covers. It is characterized in that it includes.
- the clean type linear guide according to the present invention has a relatively simple structure and effectively blocks the inflow of external dust during operation, thereby reducing a defect rate due to the inflow of external dust and improving operation precision.
- FIG. 1 is a perspective view of a clean type linear guide according to an embodiment of the present invention.
- FIG. 2 is an exploded perspective view of the clean type linear guide shown in FIG. 1.
- FIG. 3 is a sectional view taken along line III-III of the clean type linear guide shown in FIG. 1.
- FIG. 4 is a cross-sectional view taken along line IV-IV of the clean type linear guide shown in FIG. 3.
- FIG. 1 is a perspective view of a clean type linear guide according to an embodiment of the present invention
- FIG. 2 is an exploded perspective view of the clean type linear guide shown in FIG. 1
- FIG. 3 is a III of the clean type linear guide shown in FIG. -It is a cross-sectional view taken along line III
- FIG. 4 is a cross-sectional view taken along line IV-IV of the clean type linear guide shown in FIG. 3.
- the clean type linear guide includes a guide member 100, a pair of support members 200, a ball screw 300, a moving member 400, and a pair of sides. It comprises a cover 500, a band cover 600 and a moving cover 700.
- the guide member 100 is a component that guides the movement of the moving member 400.
- the guide member 100 includes a base 110 and a pair of base rails 120.
- the base 110 is formed to extend in the longitudinal direction.
- a pair of base rails 120 are disposed to face the outer side of both side surfaces of the base 110 and are respectively coupled to both side surfaces of the base 110.
- the base rail 120 is formed of a material different from that of the base 110. Since the base rail 120 is configured to guide the movement of the moving member 400 to be described later, it is preferable to be formed of a material capable of minimizing friction.
- the support member 200 is coupled to both ends of the base 110 constituting the guide member 100.
- a lubricant supply hole 210 is formed in one of the support members 200.
- the lubricant supply hole 210 is a hole formed to pass through the support member 200.
- a lubricating cap made of an elastic material is installed in the lubricating oil supply hole 210.
- the lubricant supply hole 210 is maintained in a closed state by the lubrication cap.
- the lubricating oil supply port 450 to be described later enters the lubricating oil supply hole 210, the lubricating cap is elastically deformed to open the lubricating oil supply hole 210.
- the ball screw 300 is a male screw extending in a direction parallel to the guide member 100.
- the ball screw 300 is disposed in parallel with the base 110 of the guide member 100 with both ends thereof rotatably supported by the support member 200.
- the ball screw 300 is connected to the rotation motor 800.
- the moving member 400 includes a moving body 410, a slide member 420, a guide ball 440, a ball nut 430, and a lubricant supply port 450.
- the moving body 410 of the moving member 400 has a U-shaped outer shape.
- the guide member 100 is disposed inside the U-shaped moving body 410. That is, the moving body 410 is formed in a shape that can cover the guide member 100.
- the moving body 410 is made of a combination of a first body 411 and a second body 412.
- the upper surface of the first body 411 is formed to be convex along the moving direction of the moving member 400.
- a slide member 420 and a ball nut 430 are installed on the second body 412.
- the slide member 420 of the moving member 400 is slidably connected to the guide member 100.
- a pair of moving rails 420 having the same shape as shown in FIG. 1 are used as the slide members 420.
- a pair of moving rails 420 are disposed to face each of the pair of base rails 120 of the guide member 100 and are installed inside the second body 412.
- the moving rail 420 and the base rail 120 are formed in a shape corresponding to each other.
- the moving rail 420 is made of a material that can minimize friction.
- the guide ball 440 of the moving member 400 is disposed in a space formed so that the moving rail 420 and the base rail 120 face each other. That is, the guide ball 440 is disposed between the moving rail 420 and the base rail 120.
- the guide ball 440 is formed in a spherical shape so as to be rolled in contact with the moving rail 420 and the base rail 120, respectively. 4, in the second body 412 of the moving body 410, a guide ball 440 may circulate with respect to the moving rail 420 and the base rail 120 according to the movement of the moving member 400.
- the ball circulation path 413 is formed so that. As shown in FIG. 2, the guide ball 440 is disposed to pass between the moving rail 420 and the base rail 120 via the ball circulation path 413.
- the lubricating oil supply port 450 of the movable member 400 is connected between the movable rail 420 and the base rail 120 so that a lubricant material can be injected between the movable rail 420 and the base rail 120.
- the lubricant supply port 450 is formed in a nipple shape and is connected to a lubricant material supply device capable of injecting a lubricant material.
- a lubricant supply hole 210 is formed in one of the support members 200. In a state in which the moving member 400 is in close contact with the support member 200 in which the lubricant supply hole 210 is formed, the lubricant supply port 450 is exposed to the outside through the lubricant supply hole 210.
- the ball nut 430 of the moving member 400 is screwed to the ball screw 300 so as to move back and forth according to the rotation of the ball screw 300.
- the ball screw 300 is a male screw
- the ball nut 430 rotatably coupled to the ball screw 300 is formed in a female screw shape.
- the ball nut 430 is installed on the second body 412 of the moving body 410. When the ball screw 300 rotates with respect to the ball nut 430, the moving body 410 coupled with the ball nut 430 moves forward or backward along the extending direction of the ball screw 300.
- the pair of side covers 500 are configured to separate the side surfaces of the space in which the ball screw 300 and the moving member 400 are disposed from the outside.
- the side cover 500 is formed to extend in the same direction as the base 110 of the guide member 100. Both ends of the pair of side covers 500 are coupled to the pair of support members 200, respectively.
- the side cover 500 coupled to the support member 200 is disposed on both sides of the guide member 100 so that the space in which the ball screw 300 and the moving member 400 are disposed is separated from the outside. Block it.
- the side cover 500 includes a see-through window 510 made of a transparent material. The appearance of the guide member 100 and the moving member 400 blocked from the outside by the side cover 500 through the viewing window 510 can be visually confirmed.
- the band cover 600 is elastically flexible and is formed of a metal material that can be attached to a magnet, and extends in the longitudinal direction. As shown in FIGS. 1 and 2, the band cover 600 is disposed on the guide member 100 and the moving member 400 to be coupled to a pair of support members 200. Both ends of the band cover 600 are fixed to the pair of support members 200, so that the band cover 600 and the pair of support members 200 are coupled.
- the lower surface of the band cover 600 is in contact with the upper surface of the first body 411 of the moving body 410 formed to be convex as described above.
- the band cover 600 is bent at a portion in contact with the first body 411. In this state, both sides of the band cover 600 are disposed on the top of the pair of side covers 500, respectively.
- the upper end of the side cover 500 in contact with the band cover 600 is formed of a magnet.
- the band cover 600 is formed of a material that can be attached to a magnet, the rest of the band cover 600 except for a portion in contact with the upper surface of the first body 411 is in close contact with the side cover 500. do. In this way, the band cover 600 coupled with the support member 200 separates the upper side of the space in which the ball screw 300 and the moving member 400 are disposed from the outside.
- the moving cover 700 is disposed above the side cover 500 and coupled to the moving member 400. This is described in more detail as follows. As described above, at the point where the first body 411 of the moving body 410 and the band cover 600 contact each other, the band cover 600 is bent upward. As shown in Figure 3, as shown in Figure 4 at the point where the band cover 600 is bent, part of both sides of the first body 411 of the moving body 410 is the band cover 600 and the side cover ( 500). The moving cover 700 is coupled to the moving member 400 by being coupled to this portion. In summary, the movable cover 700 is coupled to a portion of the first body 411 of the movable body 410 exposed between the band cover 600 and the side cover 500. The moving cover 700 is moved in a state where the ball screw 300 and the moving member 400 are completely blocked from the outside by the band cover 600 by the combination of the moving cover 700 and the moving body 410. It may be coupled to the member 400.
- a band gap 720 through which the band cover 600 can pass is provided between the moving cover 700 and the moving body 410 of the moving member 400.
- the band cover 600 passes through the band gap 720 between the moving cover 700 and the moving body 410.
- the lower surface of the moving cover 700 is formed in a shape corresponding to the upper surface of the first body 411 of the moving body 410. As described above, since the upper surface of the first body 411 is convex with respect to the moving direction, the lower surface of the moving cover 700 is concave with respect to the upper surface of the first body 411. On the other hand, in the case of the present embodiment, the lower surface of the movable cover 700 is formed of a lubricating material to reduce friction between the band cover 600 and the movable cover 700.
- the cover roller 710 is formed in a cylindrical shape and is rotatably installed on the movable cover 700.
- two cover rollers 710 are provided and installed on the moving cover 700 as shown in FIG. 3.
- the two cover rollers 710 are installed on the moving cover 700 at a portion where the band cover 600 enters the band gap 720 and the portion where the band cover 600 advances, respectively, as the moving member 400 progresses.
- the cover roller 710 contacts and rotates the band cover 600 at the portion where the band cover 600 enters the band gap 720 and the portion where the band cover 600 advances from the band gap 720.
- the cover roller 710 presses the band cover 600 at the front and rear ends of the band gap 720 so that the band cover 600 is in close contact with the side cover 500.
- the cover roller 710 By the action of the cover roller 710, the space between the band cover 600 and the side cover 500 is prevented from being formed at the front and rear ends of the band gap 720, and as a result, external foreign substances are prevented from being formed in the band cover 600. ) And the side cover 500 to prevent inflow into the space enclosed.
- the cover roller 710 rolls with respect to the band cover 600 with the movement of the moving member 400 the moving member 400 and the moving cover 700 and the band cover 600 may be It functions to reduce the frictional force generated.
- the ball screw 300 connected to the rotation motor 800 rotates while being supported by the support member 200.
- the ball nut 430 of the moving member 400 screwed to the ball screw 300 by rotation of the ball screw 300 moves forward or backward along the extending direction of the ball screw 300.
- the ball nut 430 is installed on the second body 412 of the moving body 410.
- the moving body 410 of the moving member 400 also moves forward or backward according to the forward or backward movement of the ball nut 430.
- the moving member 400 slides and moves along the guide member 100.
- the base rail 120 of the guide member 100 guides the movement of the moving member 400.
- the guide balls 440 disposed between the base rail 120 and the moving rail 420 are rolled in contact with the base rail 120 and the moving rail 420.
- the guide ball 440 passes through the ball circulation path 413 formed in the second body 412 of the moving body 410, and the base rail 120 and the moving rail ( 420).
- the moving rail 420 slides with respect to the base rail 120.
- the moving cover 700 coupled with the moving member 400 also moves.
- the moving member 400 and the moving cover 700 are linearly moved while passing through the band cover 600 with the band gap 720 formed between the moving member 400 and the moving cover 700. Is done.
- both ends of the band cover 600 are coupled to and fixed to the pair of support members 200, respectively.
- the moving member 400 is disposed under the band cover 600 to move, and the moving cover 700 is disposed above the band cover 600 to move together with the moving member 400.
- the band cover 600 passes through a band gap 720 formed between the moving cover 700 and the moving body 410 and allows the movement of the moving member 400 and the moving cover 700.
- the upper surface of the first body 411 of the moving body 410 is formed to be convex and the lower surface of the moving cover 700 is formed to be concave, so that the moving member 400 and the moving cover 700 are band
- the corresponding point of the band cover 600 in contact with the moving member 400 and the moving cover 700 is elastically deformed and bent.
- the bending point of the band cover 600 is also continuously changed.
- the side cover 500 and the band cover 600 are completely in close contact with each other through magnetic force to effectively block a space between the side cover 500 and the band cover 600 that may be generated at a bending point.
- the lower surface of the movable cover 700 is formed of a lubricating material to assist the band cover 600 to smoothly pass through the band gap 720.
- the cover roller 710 installed on the movable cover 700 is in contact with the band cover 600 and rotates to effectively reduce the frictional force between the band cover 600 and the movable cover 700, and the band cover 600 In close contact with the side cover 500 to block the inflow of foreign substances.
- the band cover 600 serves to separate the space in which the ball screw 300 and the moving member 400 are disposed from the outside.
- the band cover 600 may be maintained in close contact with the side cover 500 even while the moving member 400 is moving. Therefore, even while the clean type linear guide according to the present embodiment is operating, the ball screw 300 and the moving member 400 may be maintained in a state separated from the outside. In this way, the clean type linear guide according to the present embodiment completely blocks foreign substances such as dust from flowing into the ball screw 300 or the moving member 400.
- the clean type linear guide according to the present embodiment has the advantage of being free from malfunctions or failure problems due to the inflow of foreign substances and capable of performing more precise movements.
- the appearance of the ball screw 300 and the moving member 400 can be confirmed through the viewing window 510 made of a transparent material formed on the side cover 500.
- the user can check the inside through the viewing window 510 to easily identify the operation state or the cause of the failure without disassembling.
- the moving member 400 includes a lubricant supply port 450.
- the moving member 400 is moved forward or backward until the moving member 400 contacts the support member 200.
- the lubricant supply port 450 is inserted into the lubricant supply hole 210 formed in the support member 200.
- a lubricating cap is installed in the lubricating oil supply hole 210 to prevent external foreign substances from flowing into the lubricating oil supply port 450.
- the lubricant supply port 450 is inserted into the lubricant supply hole 210, the lubricant cap is elastically deformed and the lubricant supply port 450 is exposed to the outside.
- the user may inject a lubricating substance by connecting a separate lubricating substance supply device to the lubricating oil supply port 450.
- the lubricating material introduced through the lubricant supply port 450 is injected between the base rail 120 and the moving rail 420 connected to the lubricant supply port 450.
- the base rail 120 of the guide member 100 is a separate configuration from the base 110 of the guide member 100, but the base rail is formed directly on the base by processing the base. It is also possible to change the guide member to.
- a lubricant supply hole 210 is formed in one of the support members 200 and a lubricating cap is installed in the lubricant supply hole 210, but all of the support members have a lubricant supply hole. You can change the support member to do so. It is also possible to omit the lubrication cap. In some cases, it is possible to configure the clean type linear guide according to the present invention by omitting the lubricant supply hole 210.
- the moving body 410 of the moving member 400 is formed by combining the first body 411 and the second body 412, a moving body that is not separated into a first body and a second body It is also possible to configure the movable member according to the present invention.
- both ends of the band cover 600 are coupled to the support member 200, but the band cover can be changed to be coupled to the tension adjustment member coupled to the support member.
- the tension adjusting member is a configuration capable of pulling the band cover toward both ends. The tension of the band cover can be adjusted through the tension adjusting member.
- a clean type linear guide provided with a cover roller 710 has been described above, but the cover roller 710 may be omitted.
- the lower surface of the movable cover 700 is formed of a lubricating material, but it is also possible to form the upper surface of the first body of the moving body in contact with the lower surface of the band cover of the lubricating material. In some cases, both the lower surface of the moving cover and the upper surface of the first body of the moving body may be made of a lubricating material.
- the movable body 410 of the movable member 400 has a U-shaped shape, but the movable body of the movable member may be changed into various forms capable of sliding with respect to the guide member.
- the upper end of the side cover 500 is formed of a magnet and the band cover 600 is formed of a material that can be attached to the magnet, but the magnet sheet is installed on the upper end of the side cover. It is also possible. In this case, the band cover is attached to the magnet sheet installed on the upper end of the side cover. In some cases, it is possible to remove the magnet on the upper end of the side cover, and the band cover may be made of a material that does not adhere to the magnet.
- the viewing window 510 is provided on the side cover 500, but the viewing window 510 may be omitted.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
Description
Claims (9)
- 길이 방향으로 연장되도록 형성되는 가이드 부재;상기 가이드 부재의 양측 말단에 각각 결합되는 한 쌍의 지지 부재;상기 가이드 부재와 나란하게 배치되어 상기 한 쌍의 지지 부재에 양측 끝부분이 회전 가능하게 지지되는 볼 스크류;상기 가이드 부재를 따라 슬라이딩 가능하도록 상기 가이드 부재에 연결되는 슬라이드 부재와, 상기 볼 스크류의 회전에 따라 전후진 가능하도록 상기 볼 스크류에 나사 결합되는 볼 너트를 구비하는 이동 부재;상기 가이드 부재, 볼 스크류 및 이동 부재의 양측을 덮을 수 있도록 상기 지지 부재에 각각 결합되는 한 쌍의 사이드 커버;탄성적으로 휘어지기 용이한 금속 재질로 형성되어 상기 이동 부재의 상면 형상에 대응하여 휘어진 채로 상기 한 쌍의 사이드 커버 상단에 양측이 각각 접촉되어 상기 한 쌍의 지지 부재에 각각 양 끝단이 결합되는 밴드 커버; 및상기 이동 부재와의 사이에 상기 밴드 커버가 경유할 수 있는 밴드 갭을 허용한 채로 상기 이동 부재와 함께 움직일 수 있도록 상기 이동 부재에 결합되고 상기 한 쌍의 사이드 커버의 상측에 배치되는 이동 커버;를 포함하는 클린 타입 리니어 가이드.
- 제1항에 있어서,상기 가이드 부재는, 길이 방향으로 연장되어 형성되고 상기 한 쌍의 지지 부재에 각각 결합되는 베이스 및 상기 베이스의 양측면 외측을 각각 향하도록 배치되어 상기 베이스에 결합되는 한 쌍의 베이스 레일을 구비하고,상기 이동 부재는, 상기 가이드 부재를 덮을 수 있도록 U자 형으로 형성되고 상기 슬라이드 부재와 볼 너트가 각각 설치되는 이동 몸체를 더 포함하고,상기 이동 부재의 슬라이드 부재는, 상기 가이드 부재의 한 쌍의 베이스 레일에 각각 마주하도록 배치되어 그 한 쌍의 베이스 레일에 의해 움직임이 가이드되는 한 쌍의 이동 레일인 클린 타입 리니어 가이드.
- 제2항에 있어서,상기 밴드 커버에 대해 구르면서 상기 이동 커버와 함께 움직일 수 있도록 상기 밴드 커버에 대해 접촉한 상태로 상기 이동 커버에 회전 가능하게 설치되는 커버 롤러;를 더 포함하는 클린 타입 리니어 가이드.
- 제2항에 있어서,상기 이동 부재의 주위에서 상기 밴드 커버를 상기 사이드 커버에 밀착시킬 수 있도록 상기 이동 부재의 이동 몸체 상면은 상기 이동 부재의 이동 방향을 따라 볼록하게 형성되고,상기 이동 커버의 하면은 상기 이동 몸체의 상면에 대응하는 형상으로 형성되는 클린 타입 리니어 가이드.
- 제3항에 있어서,상기 이동 부재의 이동 몸체와 상기 이동 커버 중 적어도 하나는 상기 밴드 커버와 접촉하는 부분이 윤활 재질로 형성되는 클린 타입 리니어 가이드.
- 제2항에 있어서,상기 이동 부재는, 상기 한 쌍의 이동 레일과 베이스 레일 사이에 배치되는 복수의 가이드 볼을 더 포함하고,상기 이동 부재의 이동 몸체에는 상기 복수의 가이드 볼이 상기 한 쌍의 이동 레일을 따라 순환하도록 볼 순환 경로가 형성되는 클린 타입 리니어 가이드.
- 제1항 내지 제6항 중 어느 한 항에 있어서,상기 밴드 커버와 접촉하게 되는 상기 한 쌍의 사이드 커버의 상단부는 각각 자석으로 형성되고,상기 밴드 커버는 자석에 붙을 수 있는 재질로 형성되는 클린 타입 리니어 가이드.
- 제1항 내지 제6항 중 어느 한 항에 있어서,상기 이동 부재는, 상기 가이드 부재와 이동 부재의 접촉부와 연결되도록 형성되는 윤활유 공급구를 더 포함하고,상기 한 쌍의 지지 부재 중 적어도 하나에는 상기 이동 부재가 상기 지지 부재와 접촉한 상태에서 상기 이동 부재의 윤활유 공급구가 외부로 노출되도록 상기 윤활유 공급구가 삽입되는 윤활유 공급홀이 형성되는 클린 타입 리니어 가이드.
- 제1항 내지 제6항 중 어느 한 항에 있어서,상기 한 쌍의 사이드 커버 중 적어도 하나는 투명 재질의 투시창을 구비하는 클린 타입 리니어 가이드.
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US5445045A (en) * | 1991-08-01 | 1995-08-29 | Smc Kabushiki Kaisha | Actuator and actuator arrangement |
JP2003172351A (ja) * | 2001-12-06 | 2003-06-20 | Nsk Ltd | 一軸アクチュエータ |
KR20060010196A (ko) * | 2004-07-27 | 2006-02-02 | 윤종태 | 리니어 액추에이터 |
KR101050583B1 (ko) * | 2010-12-31 | 2011-07-19 | 주식회사아이로보 | 전동식 다점 위치 결정 장치 |
JP2012237383A (ja) * | 2011-05-12 | 2012-12-06 | Nippon Thompson Co Ltd | クリーン環境用アクチュエータ |
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US5445045A (en) * | 1991-08-01 | 1995-08-29 | Smc Kabushiki Kaisha | Actuator and actuator arrangement |
JP2003172351A (ja) * | 2001-12-06 | 2003-06-20 | Nsk Ltd | 一軸アクチュエータ |
KR20060010196A (ko) * | 2004-07-27 | 2006-02-02 | 윤종태 | 리니어 액추에이터 |
KR101050583B1 (ko) * | 2010-12-31 | 2011-07-19 | 주식회사아이로보 | 전동식 다점 위치 결정 장치 |
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CN118559437A (zh) * | 2024-08-05 | 2024-08-30 | 爱派尔(常州)数控科技有限公司 | 一种数控龙门式加工中心 |
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