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1. 发明专利

JP2009168066A Thrust roller bearing 审中-公开
标题翻译：推力滚子轴承
公开(公告)号：JP2009168066A
公开(公告)日：2009-07-30
申请号：JP2008004450
申请日：2008-01-11
申请人： Ntn Corp , Ntn株式会社
发明人： KAWAMURA TOMOAKI , OBAYASHI KOSUKE
IPC分类号： F16C33/64 , F16C19/30 , F16C33/62
摘要： PROBLEM TO BE SOLVED: To provide a low-cost thrust roller bearing for a swash plate compressor having excellent abrasion resistance and long operating life.
SOLUTION: The thrust roller bearing 11 comprises a plurality of rollers 14, and raceway disks 12, 13 formed by carrying out heat treatment of a polished strip steel of surface roughness Rmax≤2 μm obtained by cold rolling of a high carbon steel containing 0.9-1.2 wt.% carbon, 1.2-1.7 wt.% chromium, 0.1-0.5 wt.% manganese and 0.15-0.35 wt.% silicon. The raceway disks 12, 13 have a frist flat surface 12e and an inclined part 12f at one side in a thickness direction, and a second flat surface 12g and an edge part 12h at the other side. Supposing that thickness direction depth of the inclined part 12f is δ, and difference of thickness direction height between the second flat surface 12g and the edge part 12h is σ, |δ-20σ|
摘要翻译：要解决的问题：为了提供具有优异耐磨性和长使用寿命的用于斜盘式压缩机的低成本推力滚子轴承。解决方案：推力滚子轴承11包括多个辊14和通过对高碳钢冷轧获得的表面粗糙度Rmax≤2μm的抛光钢带进行热处理而形成的滚道盘12,13 含有0.9-1.2重量％的碳，1.2-1.7重量％的铬，0.1-0.5重量％的锰和0.15-0.35重量％的硅。滚道盘12,13在厚度方向的一侧具有第一平面12e和倾斜部12f，另一侧具有第二平面12g和边缘部12h。假设倾斜部12f的厚度方向深度为δ，第二平面12g与边缘部12h的厚度方向高度差为σ，则满足¾δ-20σ¾<0.05mm。版权所有（C）2009，JPO＆INPIT

2. 发明专利

JP2008174821A Thrust bearing 有权
标题翻译：推力轴承
公开(公告)号：JP2008174821A
公开(公告)日：2008-07-31
申请号：JP2007011670
申请日：2007-01-22
申请人： Ntn Corp , Ntn株式会社
发明人： KAWAMURA TOMOAKI , WATANABE YASUYUKI , OBAYASHI KOSUKE
IPC分类号： C21D9/40 , C21D1/06 , C22C38/00 , C22C38/18 , C23C8/26 , C23C8/32 , F16C19/30 , F16C33/62 , F16C33/64
摘要： PROBLEM TO BE SOLVED: To provide a thrust bearing having long service life at a low cost by simplifying a manufacturing process and also, further improving mechanical properties.
SOLUTION: This thrust bearing includes orbital plates 12, 13, wherein the polished hoop steel which is obtained by cold-rolling of a high carbon steel containing, by weight, 0.9-1.2% carbon, 1.2-1.7% chromium, 0.1-0.5% manganese and 0.15-0.35% silicon and has the surface roughness Rmax of ≤2 μm, is subjected to heat treatment, so that the retained austenite content in a nitrogen-rich layer on the surface, is ≤10%.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过简化制造过程以及进一步改善机械性能来提供以低成本具有长的使用寿命的推力轴承。解决方案：该推力轴承包括轨道板12,13，其中通过冷轧含有重量比为0.9-1.2％的碳，1.2-1.7％的铬，0.1重量％的高碳钢获得的抛光环形钢 0.5％的锰和0.15-0.35％的硅，其表面粗糙度Rmax≤2μm，进行热处理，表面上富氮层中的残余奥氏体含量≤10％。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2008082379A Method for manufacturing thrust bearing component part 审中-公开
标题翻译：制造轴承部件的方法
公开(公告)号：JP2008082379A
公开(公告)日：2008-04-10
申请号：JP2006260576
申请日：2006-09-26
申请人： Ntn Corp , Ntn株式会社
发明人： KAWAMURA TOMOAKI , WATANABE YASUYUKI , OBAYASHI KOSUKE
IPC分类号： F16C33/64 , C21D1/06 , C21D1/18 , C21D9/40 , C22C38/00 , C22C38/18 , C23C8/32 , F16C17/04 , F16C19/10 , F16C19/30
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a thrust bearing component part to reduce the manufacturing costs and further improve a mechanical property by simplifying the manufacturing process.
SOLUTION: As a starting material (S21) for a cold-rolled strip obtained by cold-rolling high carbon steel containing carbon of 0.9 to 1.2 wt.%, chromium of 1.2 to 1.7 wt.%, manganese of 0.1 to 0.5 wt.%, and silicon of 0.15 to 0.35 wt.%, the method for manufacturing the thrust bearing component part contains a process (S22) for obtaining a predetermined shape by press working, a process (S24) for obtaining the predetermined mechanical property by heat treatment, and a process (S25) for removing a scale produced by the heat treatment. Further, the thrust bearing component part is manufactured without grinding process after heat-treating process.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造推力轴承部件的方法，以通过简化制造过程来降低制造成本并进一步提高机械性能。解决方案：作为通过冷轧含有0.9〜1.2重量％的碳的高碳钢，1.2〜1.7重量％的铬，0.1〜0.5重量％的铬的冷轧带材的原料（S21）重量％，硅为0.15〜0.35重量％，制造推力轴承部件的方法包括用于通过冲压加工获得预定形状的工序（S22），通过以下步骤获得规定的机械性能的工序（S24）：热处理和用于除去由热处理产生的氧化皮的方法（S25）。此外，推力轴承部件在热处理工序后不进行研磨加工而制造。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2007177939A Thrust receiving mechanism 审中-公开
标题翻译：接收机制
公开(公告)号：JP2007177939A
公开(公告)日：2007-07-12
申请号：JP2005378420
申请日：2005-12-28
申请人： Ntn Corp , Ntn株式会社
发明人： OBAYASHI KOSUKE , KAWAMURA TOMOAKI , KANBARA MORIJI , TERADA TOMOAKI
IPC分类号： F16C19/30 , F16C33/48
CPC分类号： F16C2360/42
摘要： PROBLEM TO BE SOLVED: To provide a thrust receiving mechanism which can achieve a long life. SOLUTION: The thrust receiving mechanism comprises a first bearing ring 12a and an intermediate ring 13 to be arranged between a first member and a second member, a plurality of first rollers 14a to be brought into contact with the raceway surfaces of the first bearing ring 12a and the intermediate ring 13, and a first retainer 15a including a plurality of pockets 21a, etc. for holding a plurality of first rollers 14a. In this case, at least one pocket 21a among a plurality of pockets 21a, etc. retained in the first retainer 15a holds two first rollers 14a1, 14a2 so as to be arranged in a line in the direction of their rolling axes. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供可以实现长寿命的推力接收机构。解决方案：推力接收机构包括第一轴承环12a和布置在第一构件和第二构件之间的中间环13，多个第一辊14a与第一构件和第二构件的滚道表面接触轴承圈12a和中间环13，以及包括多个口袋21a等的第一保持器15a，用于保持多个第一辊14a。在这种情况下，保持在第一保持器15a中的多个袋21a等中的至少一个袋21a保持两个第一辊14a1,142,2，以沿其滚动轴线的方向排成一列。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2007177937A Thrust supporting mechanism 审中-公开
标题翻译：支持机制
公开(公告)号：JP2007177937A
公开(公告)日：2007-07-12
申请号：JP2005378418
申请日：2005-12-28
申请人： Ntn Corp , Ntn株式会社
发明人： TERADA TOMOAKI , KANBARA MORIJI , OBAYASHI KOSUKE , KAWAMURA TOMOAKI
IPC分类号： F16C19/30 , F04C18/02 , F04C29/00 , F16C33/48
CPC分类号： F16C2360/42
摘要： PROBLEM TO BE SOLVED: To provide a thrust supporting mechanism with a race having reduced abrasion loss. SOLUTION: The thrust supporting mechanism comprises a first cage including: a plurality of pockets 21a, 21b for holding a plurality of first rollers; and an oblong hole 19a for allowing the movement of itself in the direction perpendicular to the extending direction of the first rollers. Herein, a squareness between the longitudinal axis of the pocket 21b and the longitudinal axis of the oblong hole 19a is 0.025 mm or less. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供具有减少的磨损损失的种族的推力支撑机构。解决方案：推力支撑机构包括：第一保持架，其包括：用于保持多个第一辊的多个槽21a，21b; 以及用于允许其自身在垂直于第一辊的延伸方向的方向上运动的长孔19a。这里，凹部21b的纵轴与长孔19a的长轴方向呈0.025mm以下。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2004316930A Thrust roller bearing for car air-conditioner compressor 有权
公开(公告)号：JP2004316930A
公开(公告)日：2004-11-11
申请号：JP2004225968
申请日：2004-08-02
申请人： Ntn Corp , Ntn株式会社
发明人： TAMADA KENJI , MAEDA KIKUO , KAWAMURA TOMOAKI , SASABE MITSUO
IPC分类号： F04B27/08 , F16C19/30 , F16C33/34 , F16C33/48
CPC分类号： F16C33/48 , F16C19/30 , F16C33/4635 , F16C33/547 , F16C2240/50
摘要： PROBLEM TO BE SOLVED: To provide a thrust roller bearing for a car air-conditioner compressor, having improved exfoliation resistant life by reducing differential slippage and edge load under severe lubricating oil circumstances where lubricating oil is mixed into hydrochlorofluorocarbon base refrigerant.
SOLUTION: The thrust roller bearing for the car air-conditioner compressor is incorporated in a cooling-cycle compressor of a car air-conditioner in which lubricating oil mixed refrigerant formed by mixing lubricating oil in hydrochlorofluorocarbon base refrigerant for functioning in place of chlorofluorocarbon is circulated. It comprises rollers 2 and a cage 3 for holding the rollers. The rollers are arranged in double row and the double row rollers are all crowned rollers.
COPYRIGHT: (C)2005,JPO&NCIPI

7. 发明专利

JP2011027154A Cam follower and method for producing cam follower 有权
标题翻译： CAM制造商和制造CAM FOLLOWER的方法
公开(公告)号：JP2011027154A
公开(公告)日：2011-02-10
申请号：JP2009172169
申请日：2009-07-23
申请人： Ntn Corp , Ntn株式会社
发明人： SHIBUYA NAOTO , KANBARA MORIJI , OISHI SHINJI , KAWAMURA TOMOAKI
IPC分类号： F16H53/06 , B21K1/10 , F16C19/26
摘要： PROBLEM TO BE SOLVED: To provide a cam follower and a method for producing the cam follower, in which the size and cost of the cam follower are reduced using a high-strength cam follower stud with a fiber flow continuously formed over each part without causing fiber flow disconnection by cutting. SOLUTION: The cam follower includes an outer ring 31 having an outside track surface 34 on the inner periphery, the cam follower stud 11 having an inside track surface 20 opposite to the outside track surface 34, in which a jaw portion 12 adjacent to one side of the inside track surface 20 and a side plate press-fit portion 17 and an attachment shaft portion 18, which are adjacent to the other side of the inside track surface 20, are formed in this order, and a fiber flow is continuously formed along the surface from the jaw portion 12 toward a track portion 16 in which the inside track surface 20 is formed in the outer periphery, a rolling element 32 arranged between the outside track surface 34 and the inside track surface 20, and an inside plate 33 which is press-fitted to the side plate press-fit portion 17 so as to restrict the axial movement of the outer ring 31 and the rolling element 32 in cooperation with the jaw portion 12. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：为了提供一种凸轮从动件及其制造方法，其中凸轮从动件的尺寸和成本通过使用连续形成在每个上的纤维流的高强度凸轮从动柱来降低部分不会通过切割导致纤维流动断开。解决方案：凸轮从动件包括在内周上具有外轨道表面34的外圈31，凸轮从动柱11具有与外轨道表面34相对的内轨道表面20，其中相邻的钳口部分12 与内轨道表面20的一侧相邻，并且与内轨道表面20的另一侧相邻的侧板压配合部17和附接轴部18依次形成，纤维流为沿着从钳口部分12的表面连续地形成在外周中形成有内轨道表面20的轨道部分16，布置在外轨道表面34和内轨道表面20之间的滚动元件32，以及内侧轨道表面板33压配合到侧板压配合部17，以限制外圈31和滚动体32与颚部12协作的轴向运动。版权所有（C）2011 ，JPO＆INPIT

8. 发明专利

JP2009150507A Thrust roller bearing 审中-公开
标题翻译：推力滚子轴承
公开(公告)号：JP2009150507A
公开(公告)日：2009-07-09
申请号：JP2007330415
申请日：2007-12-21
申请人： Ntn Corp , Ntn株式会社
发明人： KAWAMURA TOMOAKI , OBAYASHI KOSUKE
IPC分类号： F16C33/58 , F16C19/30
摘要： PROBLEM TO BE SOLVED: To provide a low cost long lifetime thrust roller bearing for a swash plate compressor excellent in wear resistance.
SOLUTION: The thrust roller bearing includes raceway boards 12, 13 formed by applying heat treatment on cold-finished steel strip of surface roughness Rmax≤2 μm provided by cold-rolling high-carbon steel containing 0.9-1.2 wt.% of carbon, 1.2-1.7 wt.% of chrome, 0.1-0.5 wt.% of manganese, and 0.15-0.35 wt.% of silicon. The raceway boards 12, 13 include a flat surface 12e on one side in a thickness direction, and an inclined part 12f inclined to gradually increase thickness direction depth from an edge of the flat surface 12e. Thickness direction depth of the inclined part 12f is in a range of 0.02-0.3 mm at a measurement position separate from an inclined part tip positioned at the furthest position from an edge of the flat surface 12e in a radial direction toward the flat surface 12e by 0.3 mm in the radial direction.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为耐磨性优异的斜盘式压缩机提供低成本的长寿命推力滚子轴承。解决方案：推力滚子轴承包括通过对冷轧高碳钢提供的表面粗糙度Rmax≤2μm的冷轧钢带进行热处理而形成的滚道板12,13，该冷轧高碳钢含有0.9-1.2重量％碳，1.2-1.7重量％的铬，0.1-0.5重量％的锰和0.15-0.35重量％的硅。滚道板12,13包括在厚度方向一侧的平坦表面12e和从平坦表面12e的边缘逐渐增加厚度方向深度的倾斜部分12f。倾斜部12f的厚度方向深度在距离平面12e的边缘的距离平坦表面12e的最远位置的倾斜部分尖端与平坦表面12e分开的测量位置处于0.02-0.3mm的范围内，通过径向为0.3mm。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2009150415A Thrust roller bearing 审中-公开
标题翻译：推力滚子轴承
公开(公告)号：JP2009150415A
公开(公告)日：2009-07-09
申请号：JP2007326359
申请日：2007-12-18
申请人： Ntn Corp , Ntn株式会社
发明人： KAWAMURA TOMOAKI , OBAYASHI KOSUKE
IPC分类号： F16C33/58 , F04B27/08 , F16C19/30 , F16C33/62
摘要： PROBLEM TO BE SOLVED: To provide a low cost long lifetime thrust roller bearing for a swash plate type compressor excellent in wear resistance. SOLUTION: The thrust roller bearing includes raceway boards 12, 13 formed by applying heat treatment on cold-finished hoop of surface roughness Rmax≤2 μm provided by cold-rolling of high carbon steel containing 0.9-1.2wt% of carbon, 1.2-1.7wt% of chrome, 0.1-0.5wt% of manganese, and 0.15-0.35wt% of silicon. The raceway boards 12, 13 include a raceway surface 12a at one side in a thickness direction, a flat surface 12b at another side, and an edge part 12h higher than the flat surface 12g in thickness direction height at an edge of the flat surface 12g. Difference of the thickness direction height between the flat surface 12g and the edge part 12h is not greater than 0.02 mm. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为耐磨性优异的斜盘式压缩机提供低成本的长寿命推力滚子轴承。解决方案：推力滚子轴承包括通过对含有0.9-1.2重量％碳的高碳钢的冷轧提供的表面粗糙度Rmax≤2μm的冷成型环进行热处理而形成的滚道板12,13， 1.2-1.7重量％的铬，0.1-0.5重量％的锰和0.15-0.35重量％的硅。滚道板12,13包括在厚度方向一侧的滚道表面12a，另一侧的平坦表面12b和在平坦表面12g的边缘处的厚度方向高度处的平坦表面12g的边缘部12h 。平面12g与边缘部12h之间的厚度方向高度的差不大于0.02mm。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2008215476A Thrust bearing 审中-公开
标题翻译：推力轴承
公开(公告)号：JP2008215476A
公开(公告)日：2008-09-18
申请号：JP2007052931
申请日：2007-03-02
申请人： Ntn Corp , Ntn株式会社
发明人： KAWAMURA TOMOAKI , OBAYASHI KOSUKE , TERADA TOMOAKI
IPC分类号： F16C33/06 , C21D1/06 , C21D6/00 , C21D9/40 , C22C38/00 , C22C38/18 , C23C8/32 , F16C17/04 , F16C33/12
摘要： PROBLEM TO BE SOLVED: To provide a thrust bearing having a long service life at low cost by simplifying a manufacturing process and improving mechanical characteristics.
SOLUTION: A raceway disk 12 of the thrust bearing is formed by applying heat treatment to cold-finished hoop with a surface roughness of Rmax≤2 μm obtained by cold rolling of high-carbon steel containing 0.9-1.2 wt.% of carbon, 1.2-1.7 wt.% of chromium, 0.1-0.5 wt.% of manganese and 0.15-0.35 wt.% of silicon. A raceway surface or a sliding surface is provided on one side in the thickness direction, and a flat surface 12b is provided on the other side, and an end part 12c having the thickness direction height higher than the flat surface 12b is provided on an edge of the flat surface 12b. A difference of the thickness direction height between the flat surface 12b and the end part 12b is 0.02 mm or less.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过简化制造过程和改善机械特性来提供具有较长使用寿命的推力轴承。解决方案：推力轴承的滚道盘12通过对通过冷轧轧制得到的表面粗糙度Rmax≤2μm的冷成品环进行热处理而形成，所述高碳钢含有0.9-1.2重量％的碳，1.2-1.7重量％的铬，0.1-0.5重量％的锰和0.15-0.35重量％的硅。在厚度方向的一侧设置有滚道面或滑动面，另一侧设置有平面12b，并且具有比平坦面12b高的厚度方向高度的端部12c设置在边缘的平坦表面12b。平面12b和端部12b之间的厚度方向高度的差为0.02mm以下。版权所有（C）2008，JPO＆INPIT

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