TW201037183A - Method of manufacturing non-grinding type profile rail for use in linear motion guide unit - Google Patents

Method of manufacturing non-grinding type profile rail for use in linear motion guide unit Download PDF

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Publication number
TW201037183A
TW201037183A TW099101668A TW99101668A TW201037183A TW 201037183 A TW201037183 A TW 201037183A TW 099101668 A TW099101668 A TW 099101668A TW 99101668 A TW99101668 A TW 99101668A TW 201037183 A TW201037183 A TW 201037183A
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Taiwan
Prior art keywords
track
base metal
guide unit
rail
heat treatment
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TW099101668A
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Chinese (zh)
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TWI387688B (en
Inventor
Hee-Won Jung
Young-June Park
Jung-Soo Lee
Seung-Jong Yu
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Iljin Light Metal Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C1/00Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C43/00Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C9/00Cooling, heating or lubricating drawing material
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06Surface hardening
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00Modifying the physical properties of iron or steel by deformation
    • C21D7/02Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/04Modifying the physical properties of iron or steel by deformation by cold working of the surface
    • C21D7/06Modifying the physical properties of iron or steel by deformation by cold working of the surface by shot-peening or the like
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/04Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C29/00Bearings for parts moving only linearly
    • F16C29/005Guide rails or tracks for a linear bearing, i.e. adapted for movement of a carriage or bearing body there along
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/58Raceways; Race rings
    • F16C33/64Special methods of manufacture
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2261/00Machining or cutting being involved
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C29/00Bearings for parts moving only linearly
    • F16C29/04Ball or roller bearings
    • F16C29/06Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0633Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
    • F16C29/0635Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
    • F16C29/0638Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls
    • F16C29/0642Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls
    • F16C29/0647Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls with load directions in X-arrangement

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Bearings For Parts Moving Linearly (AREA)
  • Heat Treatment Of Articles (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

A method of manufacturing a non-grinding type profile rail for use in a linear motion guide unit includes: removing a decarburized layer on a surface of a round-bar type base metal formed by hot rolling; intermediate drawing for forming an intermediate formation by performing lubricating, cold drawing, and stress relief annealing for one to four times in order to shape the base metal into a form that is similar to a final form of the rail for use in a linear motion guide unit; surface controlling for blasting a surface of the intermediate formation; lubricating the surface of the base metal with a lubricant; final drawing for controlling reduction of area of the base metal to be about 1 % to about 13 % by using the base metal; hardening heat treating for surface hardening without grinding a surface of the rail; and process finishing for forming holes for installing parts on the rail.

Description

201037183 iibllpit 六、發明說明: 【相關申請案之交又參考】 本申請案主張2009年1月21日於韓國智財局申請的 韓國專利申請案第10-2009-0005156號的優先權,其揭露 内容在此併入本文參考。 【發明所屬之技術領域】 本發明是有關於一種線性移動導引單元中使用之斷面 軌的製造方法,所述線性移動導引單元導引零件之線性移 動。 【先前技術】 ^而了,線性移動導引單元中使用之斷面執為用於 導引树之線性移動之構件。在線性移動導引單元中使用 單元之線性移動之效能取決於 耐久,線性,導引單元之線性移二=及 即,用於安裝斷面軌10之=圖:說明之結構。亦 2〇大體具有圖2所說明之二 塊50組合至斷面執1〇 莫線生移動導引早兀區 (mediator)而在斷面執二,引球4〇作為介體 (被稱為「移1 上動。球滾動接觸單元30 引球=:。」)料辑_之_,以供導 造方ΞΓ描述線性移動導5丨單元中使用之斷*軌的製 201037183 首先,對圓棒式基底金屬(roundbartypebasem_) 進行冷拉伸(cold drawing)而形成斷面軌10。接著,為 了增加斷面執10之表面硬度,對斷面執1〇執行熱處理。 絲處辦’斷面執1〇之形狀可能發生改變,因而接著對 斷面軌10進行校直。接著,在斷面執10上形成固定斷面 ' ,1〇所需之孔20,且接著移除在熱處理期間產生的表面 A化物層。接著’對斷面執1G之表面執行成形研磨(f_ 製程。斷面軌10之品質取決於此成形研磨製程。 身又而σ對斷面執10之頂部以及底部進行研磨,且對斷 面執10之侧面進行成形研磨。在此研磨製程後,在斷面執 10上形成用於固定斷面執1〇之孔2〇,且在斷面軌1〇上塗 佈冷電鍍塗層薄膜(raydent coating film),藉此完成線性 移動導引單元中使用之斷面軌1〇的製造。 然而,在此一般方法中,基本上包括成形研磨製程, 且因此存在幾個問題,諸如,斷面執1〇之生產率降低。且, 〇 斷面轨10之成本因成形研磨製程而增加。因此,成形研磨 製程可能導致斷面軌10之競爭力下降。 因此’在線性移動導引單元中使用之斷面軌10之製造 過程中,藉由改良冷拉伸製程來確保精密度處於不需要研 磨製程的水準甚為重要。 此外,為改良抗腐蝕性,在線性移動導引單元中使用 之斷面軌10上塗佈冷電錢塗層薄膜。然而,冷電鍵塗層薄 膜頗為昂貴。 【發明内容】 5 201037183 3361 lpif ,本發明提供一種線性移動導引單元中使用之斷面軌的 製造方法,其中,不需要研磨製程。 根據本發明之態樣,提供一種線性移動導引單元中使 用之非研磨式斷面軌的製造方法,所述線性移動導引單元 導引零件之線性移動,所述方法包括:移除藉由熱滚動㈤ rollmg)而形成之圓棒式基底金屬之表面上的脫碳層 (decarburized layer );進行中間拉伸(im⑽沾攸 drawing ),以藉由執行潤滑、冷拉伸以及應力釋放退火 (stress relief annealing ) 一至四次來形成中間形成物 (mtermediate f0rmati0n),以便將基底金屬造型為類似於 線性移動導!丨單元巾使狀祕的最終雜的形狀;進行 表面控制(surface e〇ntlOlling ) ’崎中間形成物之表面進 =喷砂(blasting);用潤滑劑潤滑基底金屬之表面;進行 最終拉伸(final drawing),以使用基底金屬來將基底金屬 之面積之減小控制為約1%至約13%;進行硬化熱處理 (hardening heat treating),以進行表面硬化而不研磨軌道 之表面,以及進行製程修飾(pr〇cess如丨也丨%),以形成 於將零件安裝於軌道上之孔。 在硬化熱處理步驟中,可在惰性氣體氣氛(inert旦邮 atm〇Sphere )中執行高頻感應熱處理(high frequency induction heattreatment),以便防止軌道之表面被氧化。 ,在對軌這之表面進行噴砂後,使用由比軌道硬之材料 形成之球或滾輪來回摩擦軌道之表面。 可使用由氧化銘、玻璃及沙中之至少一者形成的顆粒 201037183 DOOlipil 形式之研磨劑(particle-formed abrasive )喷射執道之表面, 以移除執道之表面上的氧化物層,藉此降低軌道之表面粗 韆度。 所述方法可更包括在製程修飾後進行塗層薄膜處理, 以在執道之表面上塗佈鹼性化學品轉化塗層薄膜(alkali chemical conversion coating film ) ° 【實施方式】 o 下文中,將參考附圖更全面地描述本發明之例示性實 施例。 圖3為說明根據本發明之實施例的線性移動導引單元 中使用之斷面軌的製造方法的流程圖。圖4為用於解釋圖 3所說明之拉伸製程的視圖。圖5為用於解釋圖3所說明 之硬化熱處理的視圖。 首參考圖3至圖5 ’根據本發明之當前實施例的線性移 動,引單元中使用之非研磨式斷面軌的製造方法(下文中 稱為「執道的製造方法」)是有關於在麟導引零件之線 ,動的線性移動導引單元中使用之軌道的製造方法。所 道的製造方法包括si中的移除脫碳層(decarburized 穴〇步驟、S2中的中間拉伸步驟、S3中的表面控制步 各拥t中的潤滑步驟、S5中的最終拉伸步驟、S6中的硬 =处理步驟、S7中的製程修飾步驟以及%中的塗層薄 勝處理步驟。 mil.在、S1 +的移除脫韻步驟中,移除獅熱滚動(heat §而形成之圓棒式基底金屬之表面上的脫碳層。脫 201037183 3361lpif 碳層是在基底金屬被熱滾動時在高溫下執行的滾動製程期 間形成的,且之所以被移除,是因為存在脫碳層可能具有 表面缺陷(surface defect)的可能性,而此情形在諸如拉 伸之後段製程(back-end process)中是有害的。可藉由執 行諸如剝離(peeling)或研磨的眾所周知的方法來移除脫 碳層。 在S2中的中間拉伸步驟中,藉由執行潤滑、冷拉伸 以及應力釋放退火一至四次來形成中間形成物,以便將已 被執行脫奴層之移除步驟S1的基底金屬造型為類似於待 製造之執道的最終形狀的形狀。潤滑、冷拉伸以及應力釋 放退火疋小所周知的,故不予贅述。若執行潤滑、冷拉伸 以及應力釋放退火超過四次,則經濟效率會降低。 +在S3中的表面控制步驟中,對中間形成物之表面 行喷砂(blast)。在S3中的表面控制步驟中,將具有約〇犯5 mm至約0.850 mm之直徑的微粒噴射於存在於中間形成 之表面上的氧化物層上。使用微粒來執行噴砂是^ 加中間形成物之表面粗糙度且在S5中的最伸2 減小中間形成物之表面粗糙度。 伸v驟中 在S4 t的潤滑步驟中,在已被執行幻中之 步驟的中間形成物之表面上塗制滑劑。潤:制 满滑劑或固態濁滑劑。在S4中的潤滑步驟中,^油性 成物上塗制滑劑是為了在S5中之最終 形 化與拉伸裝置之摩擦,以便防正產生麵缺^驟中最小 在S5令的最終拉伸步驟中,對已被執行S4中之构滑 201037183. jjuiipu 步驟的中間形成物執行冷拉伸以形成執道。在S5中之最 終拉伸步驟中’將中間形成物之面積之減小控制為約1% 至約13%。若面積之減小低於1%,則執道之形狀未被適 當地成形且工作硬化效率(w〇rk_hardening efficiency)偏 低。而若面積之減小高於13%,則於已被執行S5中之最 終拉伸步驟的執道之表面上會過量地產生缺陷,且因此可 能需要進行研磨製程。因此,在S5中之最終拉伸步驟中, 〇 將中間形成物之面積之減小控制為約1%至約13%甚為重 要。 參考圖4,在S5中之最終拉伸步驟中,中間形成物可 為物件(subject) 60,且可藉由在拉伸頭(drawhead) 8〇 拉動下穿過拉伸模(drawing die) 70之間而被拉伸以形成 軌道。 在S6十的硬化熱處理步驟中’已被執行S5中之最終 拉伸步驟的執道之表面不被研磨,而是被熱處理以使軌道 Q 之表面硬化。在S6中的硬化熱處理步驟中,軌道之表面 經由高頻感應加熱而被加熱且接著冷卻,藉此使執道之表 面硬化。在當前實施例中,在惰性氣體氣氛中執行S6中 的硬化熱處理。S6中的硬化熱處理是在填充有諸如氖氣 (Ne)或氬氣(Ar)之惰性氣體的腔室中執行。參考圖$, 其說明S6中的硬化熱處理的熱處理製程。亦即,腔室9〇 包括用於喷射惰性氣體的喷嘴1〇〇,斷面軌可穿過腔室 90。高頻感應線圈110安裝於腔室90中。在惰性氣體氣氛 中執行S6中的硬化熱處理中的熱處理製程是為了防止執 9 201037183 3361 lpjf 道之表面被氧化。亦即,因為在S6中的硬化熱處理後不 進行一般的研磨製程,所以軌道之表面在S6中的硬化熱 處理步驟中不應被氧化且因此不應形成氧化物層,由此降 低軌道之表面粗糙度。為了防止此問題,在惰性氣體氣氛 中執行熱處理製程。特定言之,藉由在惰性氣體氣氛中執 行熱處理,防止圖1之球滚動接觸單元3〇之表面粗糙度下 降。由於在惰性氣體氣氛中執行S6中的硬化熱處理,故 不需要進行移除氧化物層之後段製程。將微粒喷射於已被 執行S6中的硬化熱處理步驟的執道之表面上,且由此使 執道之表面㈣砂。接著,可使用由比軌道硬之材料形成 之球或滚輪來回摩擦執道之球滾動接觸單元3〇。且,為了 降低已被執行S6中的硬化誠理步驟之執道之表面粗輪 度,將由氧化鋁(alumina)、玻璃及沙中之至少一者形成 的顆粒形式之研磨劑喷射於軌道之表面上,且由此可移除 執道之表©上之氧化物層。因此,可降低球滾動接觸單元 3〇之表面粗糙度。在S6中的硬化熱處理後,可 校直軌道之製程。 丁用於 在S7中的製程修飾步驟中,對已被執行%中 熱處理步驟的執道執行必要的機械加工,諸如,形成 安裝零件的孔。在S7中的製程修飾步驟後,可使域 顆粒或沙顆粒進一步對執道之表面執行噴砂製程。 在S8中的塗層薄膜處理步驟中,在S7中的製 步驟後在轨道之表面上塗佈鹼性化學品轉化塗層^ (alkali chemical C〇nversion coating film)。鹼性化轉 201037183 OJOilpu201037183 iibllpit VI. Description of the invention: [Related application of the present application] This application claims priority to Korean Patent Application No. 10-2009-0005156, filed on Jan. The content is incorporated herein by reference. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a section rail for use in a linear movement guide unit that guides linear movement of a part. [Prior Art] However, the section used in the linear movement guide unit is a member for guiding the linear movement of the tree. The effectiveness of the linear movement of the unit in a linear motion guide unit depends on the endurance, linearity, and the linear shift of the guide unit = and, ie, the structure used to mount the section rail 10: Figure: Description of the structure. 2〇 generally has the combination of the two blocks 50 illustrated in Figure 2 to the section of the 〇 〇 线 生 移动 移动 移动 移动 移动 media media media media media media media media media media media media media media media media media media media media media media media media media media media media media media "Shift 1 up. Ball rolling contact unit 30 lead =:.") Material _ _, for the guide ΞΓ to describe the linear movement guide 5 丨 unit used in the broken * rail system 201037183 First, the circle The bar base metal (roundbar type basem_) is subjected to cold drawing to form the section rail 10. Next, in order to increase the surface hardness of the section 10, heat treatment is performed on the section. The shape of the section of the silk section may change, and then the section rail 10 is aligned. Next, a hole 20 of a fixed section ', 1 〇 is formed on the section 10, and then the surface A layer produced during the heat treatment is removed. Then, 'the surface of the section 1G is subjected to forming grinding (f_process. The quality of the section rail 10 depends on the forming and grinding process. The body is σ and the top and bottom of the section 10 are ground, and the section is After the grinding process, a hole 2〇 for fixing the section is formed on the section 10, and a cold plating coating film is applied on the section rail 1 (raydent) Coating film), thereby completing the manufacture of the section rail 1〇 used in the linear movement guiding unit. However, in this general method, the forming grinding process is basically included, and thus there are several problems, such as The productivity of the crucible section 10 is lowered. Moreover, the cost of the crucible rail 10 is increased by the forming and grinding process. Therefore, the forming and grinding process may cause the competitiveness of the section rail 10 to decrease. Therefore, the use of the section in the linear movement guide unit is broken. In the manufacturing process of the face rail 10, it is important to ensure the precision is in a level that does not require a grinding process by modifying the cold drawing process. In addition, in order to improve the corrosion resistance, it is used in the linear movement guiding unit. A cold electricity-money coated film is coated on the face rail 10. However, the cold-key bond coating film is quite expensive. [Explanation] 5 201037183 3361 lpif, the present invention provides a manufacturing of a section rail used in a linear movement guiding unit a method in which a grinding process is not required. According to an aspect of the present invention, there is provided a method of manufacturing a non-abrasive section rail used in a linear movement guiding unit that guides linear movement of a part, The method includes: removing a decarburized layer on a surface of a round bar base metal formed by hot rolling (five roll); performing intermediate stretching (im(10) dipping drawing) by performing Lubrication, cold stretching, and stress relief annealing are formed one to four times to form an intermediate formation (mtermediate f0rmati0n) to shape the base metal to resemble a linear motion guide!丨Unit towel makes the final miscellaneous shape of the shape; surface control (surface e〇ntlOlling) 'Surface intermediate formation surface blasting|Bladding; Lubricating the surface of the base metal with a lubricant; Final stretching ( Final drawing), using a base metal to control the reduction of the area of the base metal to about 1% to about 13%; performing hardening heat treatment to perform surface hardening without grinding the surface of the track, and performing the process A modification (pr〇cess such as 丨%) is formed in the hole in which the part is mounted on the rail. In the hardening heat treatment step, high frequency induction heat treatment may be performed in an inert gas atmosphere to prevent the surface of the track from being oxidized. After sandblasting the surface of the rail, the surface of the rail is rubbed back and forth using a ball or roller formed of a material harder than the rail. A particle-formed abrasive of the form 201037183 DOOlipil formed by at least one of oxidized, glass, and sand may be used to spray the surface of the obstruction to remove the oxide layer on the surface of the obedience. Reduce the surface of the track by a thousand degrees. The method may further comprise performing a coating film treatment after the process modification to apply an alkali chemical conversion coating film on the surface of the process. [Embodiment] o Hereinafter, Exemplary embodiments of the present invention are described more fully with reference to the accompanying drawings. Fig. 3 is a flow chart illustrating a method of manufacturing a section rail used in a linear movement guide unit according to an embodiment of the present invention. Figure 4 is a view for explaining the stretching process illustrated in Figure 3. Fig. 5 is a view for explaining the hardening heat treatment illustrated in Fig. 3. Referring first to FIGS. 3 to 5, 'the linear movement of the current embodiment of the present invention, the manufacturing method of the non-abrasive section rail used in the index unit (hereinafter referred to as "the manufacturing method of the obedience") is related to Lin guides the line of parts, the manufacturing method of the track used in the moving linear movement guide unit. The manufacturing method includes the removal of the decarburization layer in the si (the decarburized crucible step, the intermediate stretching step in S2, the lubrication step in the surface control step in S3, the final stretching step in S5, The hard = processing step in S6, the process modification step in S7, and the coating thinning processing step in %. In the removal step of S1 +, the lion hot rolling (heat § is formed) Decarburization layer on the surface of the round bar base metal. Release 201037183 3361lpif The carbon layer is formed during the rolling process performed at a high temperature when the base metal is hot rolled, and is removed because of decarburization The layer may have the potential for surface defects, which is detrimental in processes such as post-end processes, by performing well known methods such as peeling or grinding. Removing the decarburization layer. In the intermediate stretching step in S2, the intermediate formation is formed by performing lubrication, cold stretching, and stress relief annealing one to four times in order to remove the step S1 from which the stripping layer has been performed. Base The shape of the metal is similar to the shape of the final shape of the road to be manufactured. Lubrication, cold drawing and stress relief annealing are well known and will not be described. If lubrication, cold drawing and stress relief annealing are performed more than four times , the economic efficiency will be reduced. + In the surface control step in S3, the surface of the intermediate formation is blasted. In the surface control step in S3, there will be about 5 mm to about 0.850 mm. The diameter of the particles is sprayed on the oxide layer present on the surface formed in the middle. The use of the particles to perform sand blasting is to increase the surface roughness of the intermediate formation and the maximum extension in S5 to reduce the surface roughness of the intermediate formation. In the lubrication step of S4 t, the lubricant is applied to the surface of the intermediate formation that has been subjected to the step of the illusion. Run: a full slip agent or a solid slip agent. Lubrication in S4 In the step, the lubricating agent is applied to the oily product for the final shape and the friction of the stretching device in S5, so as to prevent the occurrence of the surface defect, the minimum in the final stretching step of S5, Perform the structural slide in S4 201037 183. The intermediate formation of the jjuiipu step is subjected to cold stretching to form a ruling. In the final stretching step in S5, 'the reduction in the area of the intermediate formation is controlled to be from about 1% to about 13%. If the area is reduced If the size is less than 1%, the shape of the obedience is not properly formed and the work hardening efficiency (w〇rk_hardening efficiency) is low. If the area is reduced by more than 13%, the final pull in S5 has been performed. Defects may be excessively generated on the surface of the stretching step, and thus a grinding process may be required. Therefore, in the final stretching step in S5, the reduction of the area of the intermediate formation is controlled to about 1% to About 13% is very important. Referring to Figure 4, in the final stretching step in S5, the intermediate formation can be a subject 60 and can be passed through a drawing die by pulling under a drawhead 8 70 70 Stretched between to form a track. In the hardening heat treatment step of S6, the surface which has been subjected to the final stretching step in S5 is not ground, but is heat-treated to harden the surface of the track Q. In the hardening heat treatment step in S6, the surface of the track is heated by high frequency induction heating and then cooled, whereby the surface of the track is hardened. In the present embodiment, the hardening heat treatment in S6 is performed in an inert gas atmosphere. The hardening heat treatment in S6 is performed in a chamber filled with an inert gas such as helium (Ne) or argon (Ar). Referring to Figure $, there is illustrated a heat treatment process for the hardening heat treatment in S6. That is, the chamber 9A includes a nozzle 1A for injecting an inert gas, and the section rail can pass through the chamber 90. The high frequency induction coil 110 is mounted in the chamber 90. The heat treatment process in the hardening heat treatment in S6 is performed in an inert gas atmosphere in order to prevent the surface of the lpjf track from being oxidized. That is, since the general polishing process is not performed after the hardening heat treatment in S6, the surface of the track should not be oxidized in the hardening heat treatment step in S6 and thus the oxide layer should not be formed, thereby reducing the surface roughness of the track. degree. In order to prevent this problem, a heat treatment process is performed in an inert gas atmosphere. Specifically, the surface roughness of the ball rolling contact unit 3 of Fig. 1 is prevented from being lowered by performing heat treatment in an inert gas atmosphere. Since the hardening heat treatment in S6 is performed in an inert gas atmosphere, it is not necessary to carry out the post-stage process of removing the oxide layer. The particles are sprayed onto the surface of the obstruction which has been subjected to the hardening heat treatment step in S6, and thereby the surface of the obedience is made of (four) sand. Next, the ball rolling contact unit 3 执 can be rubbed back and forth by a ball or a roller formed of a material harder than the track. Further, in order to reduce the surface roughness of the surface which has been performed by the hardening process in S6, an abrasive in the form of particles formed of at least one of alumina, glass and sand is sprayed on the surface of the track. Upper, and thus the oxide layer on the watch table © can be removed. Therefore, the surface roughness of the ball rolling contact unit 3 can be reduced. After the hardening heat treatment in S6, the process of the track can be aligned. For the process modification step in S7, the necessary machining is performed on the execution of the heat treatment step in %, such as forming the hole of the mounting part. After the process modification step in S7, the domain particles or sand particles can be further subjected to a sandblasting process on the surface of the road. In the coating film processing step in S8, an alkali chemical conversion coating film is applied on the surface of the rail after the step of S7. Alkaline conversion 201037183 OJOilpu

改良軌道之抗腐蝕性。且,鹼性化學品 余展使得軌道之外觀美觀悅目。驗性化學品轉化 著^的备,用於對移動零件進行表面處理,其中不會因被 塗声广土層薄膜而引起量測值發生改變。驗性化學品轉化 中二顏色為黑色的。鹼性化學品轉化處理為鋼產業 几如:色著色方法之一。在鹼性化學品轉化處理中,將氧 n=、、加至氫氧化鈉溶液,且將表面已被清紅鋼產品在 130 C 至 15〇0γ τ、; Α — ' U卜次入混合物溶液歷時15分鐘至30分鐘, 成阻擋塗層薄膜。驗性化學品轉化塗層薄膜(其可 ‘::約〇.2 μΐη至約O.Mm之厚度的Fe304 )牢固黏著至 3品之表面。驗性化學品轉化塗層薄膜具有卓越之抗磨 抽性=及抗腐储。用於塗條性化學品轉化塗層薄膜之 技術疋眾所周知的,故不予贅述。 、下文中,將描述根據本發明之當前實施例的軌道製造 方法的優勢。 藉由使用根據本發明之軌道製造方法,可輕易地 精密度滿足線性移動導引單元中使狀斷面轨之—般^ 標準的軌道。在㈣本發明之軌道製造方法巾 要 磨製,。因此,轨道之製造成林包括研磨製程成本 生虞時間可縮短。因此’軌道之製造成本可顯著降低 此,根據本發明之軌道在市場中之價格競爭力提古 軌道之表面_有祕化私轉化塗層軸且^具^卓 越之抗腐#性’因此可用於惡劣環境中。此外,驗^化風 品轉化塗層薄膜使得產品之外觀美觀悅目。因此,由根^ 11 201037183 33611pif 之Improve the corrosion resistance of the track. Moreover, the appearance of alkaline chemicals makes the appearance of the track beautiful and pleasing. The test chemicals are converted into surface preparations for the surface treatment of moving parts, in which the measured values are not changed due to the coating of the sound film. The two colors in the conversion of the test chemicals are black. Alkaline chemical conversion treatment is one of the coloring methods in the steel industry. In the alkaline chemical conversion treatment, the oxygen n=, is added to the sodium hydroxide solution, and the surface has been cleaned by the red steel product at 130 C to 15 〇 0 γ τ; It took 15 minutes to 30 minutes to form a barrier coating film. The test chemical conversion coating film (which can be ':: Fe304 of about 2.2 μΐη to a thickness of about O.Mm) is firmly adhered to the surface of the product. The chemical conversion coating film has excellent anti-wear properties = and corrosion resistance. The techniques for coating a chemical conversion coating film are well known and will not be described. Hereinafter, advantages of the track manufacturing method according to the current embodiment of the present invention will be described. By using the orbital manufacturing method according to the present invention, it is possible to easily meet the trajectory of the linear moving guide unit which is the standard of the profiled rail. (4) The track manufacturing method of the present invention is to be ground. Therefore, the manufacturing of the track into the forest includes the cost of the grinding process, and the production time can be shortened. Therefore, the manufacturing cost of the track can be significantly reduced. According to the invention, the price competitiveness of the track in the market is on the surface of the ancient track _ there is a secret private conversion coating axis and ^ is excellent in anti-corrosion # sex' is therefore available In harsh environments. In addition, the chemical conversion coating film makes the appearance of the product beautiful and pleasing. Therefore, by root ^ 11 201037183 33611pif

St軌道製造方法製造的線性移動導引單元中使用 軌k可廣泛用於一般機床或工業機械。 本發明之軌道製造妓巾,執行s8中之淹層 j二理步驟來將祕化學品轉化塗層薄膜塗佈於軌‘ 理時相二之製造成本與一般冷電錢塗層薄膜處 ^發明之當前實施例中,在硬化熱處理中於惰性氣 =中執行高頻感應加熱,以便防止執道 :二舰防止軌道之表面被氧化(例如,在t -巩中)則可不使用惰性氣體。 執道中’ fi已被執行硬化熱處理步驟之 之球戋潦於來且接著使用由比執道硬之材料形成 程认衰輪來回摩擦軌道之表面。然而,亦可不包括此製 步驟降低已被執行硬化熱處理 少一者來士 、糙度,將由氧化鋁、玻璃及沙中之至 由此可移式之研磨劑喷射於執道之表面上’且 此製程 表面上的氧化物層。然而,亦可不包括 鹼性化學二中’在製程修飾步驟之後,包括將 處理。鈇而,/^曰溥膜塗佈於執道之表面上的塗層薄膜 在線性移動’亦可不包括塗層薄膜處理。 f拉伸衣輪進仃了改良’以便精密地控制各種因素,進而 12 201037183 j JU 1 ipif 使得不需要❹研磨製程,藉此降低線性移 使用之斷面軌之製造成本且顯著提高競爭力。 冬 明之實施例中一樣對執道之表面執行鹼性化= 轉化處理時,執道之抗腐餘性得到顯著 外觀亦變得精細。 仵執道之 o o 雖然本發明已以較佳實施例揭露如上,然豆 ,定^發明,任何熟習此技藝者,在不崎本發明^ ::範圍内’當可作些許之更動與潤飾,因;: 範圍當視後附之申請專利範圍所界定者為准。x ,、° 【圖式簡單說明】 明之ft考賴詳細贿本發明之例雜實施例,本發 ^^及其他特徵與優勢將變得更顯而易見。 圖1為一般線性移動導引單元的視圖。 面圖圖2為沿圖1之線η·η截取的圖1所說明之孔的橫截 中線性移,單元 :用於解釋圖3所說明之拉伸製程的視圖。 :彳用於解釋圖3所說明之硬化熱處理 。 L主要兀件符號說明】 S1〜S8 :步驟 10 :斷面軌 20 :孔 30 ·球滾動接觸單元 13 201037183 33611pif 40 :導引球 50 :線性移動導引單元區塊 60 :物件 70 :拉伸模 80 :拉伸頭 90 :腔室 100 :喷嘴 110 :高頻感應線圈The use of the rail k in the linear movement guide unit manufactured by the St-track manufacturing method can be widely applied to general machine tools or industrial machines. The track manufacturing wipe of the present invention performs the two steps of the submerged layer in the s8 to apply the secret chemical conversion coating film to the manufacturing cost of the rail phase and the general cold electricity money coating film. In the current embodiment, high frequency induction heating is performed in the inert gas = in the hardening heat treatment to prevent obstruction: the second ship prevents the surface of the track from being oxidized (for example, in t-grain) without using an inert gas. In the course of the process, the ball has been subjected to the hardening heat treatment step and then the surface of the track is rubbed back and forth by a stiffening wheel. However, it is also possible not to include the steps of this process to reduce the amount of hardening heat treatment that has been performed, and to spray the abrasive from alumina, glass and sand to the surface of the road. An oxide layer on the surface of this process. However, it is also possible to exclude alkaline chemistry in the 'after the process modification step, including the treatment. In other words, the coating film coated on the surface of the ruthenium film may be linearly moved' or may not include a coating film treatment. The f-stretched garment wheel has been modified to precisely control various factors, and thus 12 201037183 j JU 1 ipif eliminates the need for a boring process, thereby reducing the manufacturing cost of the section rail used for linear shifting and significantly increasing competitiveness. In the case of the wintering embodiment, when the alkalization=conversion treatment is performed on the surface of the road, the anti-corrosion property of the obscurant is remarkably improved. Although the present invention has been disclosed in the above preferred embodiments, the present invention can be modified and retouched in the context of the invention. Reason;: The scope is subject to the definition of the patent application scope attached. x , , ° [Simple description of the drawings] The details of the invention and the other features and advantages will become more apparent. Figure 1 is a view of a general linear movement guide unit. 2 is a linear shift in the cross section of the hole illustrated in Fig. 1 taken along the line η·η of Fig. 1, and a unit: a view for explaining the stretching process illustrated in Fig. 3. : 彳 is used to explain the hardening heat treatment illustrated in Figure 3. L main element symbol description] S1~S8: Step 10: Section rail 20: Hole 30 · Ball rolling contact unit 13 201037183 33611pif 40 : Guide ball 50: Linear movement guide unit block 60: Object 70: Stretching Mold 80: stretching head 90: chamber 100: nozzle 110: high frequency induction coil

1414

Claims (1)

201037183 ±yix 七、申請專利範面·· h 一種線性移動導5| 的製造方法,所述線性移;用=非研磨式斷面轨 動,所述方法包含: v引手π導引零件之線性移 脫碳層,·猎由熱滾動而形成之圓棒式基底金屬之表面上的 ,仃令間拉伸’以藉由執行 放退火-至四次來形成 …甲以及應力釋 造型為類似於所述線元m字所述基底金屬 最終形狀的形狀;&引早凡中使用之所述轨道的 控制,以對所述中間形成物之表面進行喷砂· 用潤ί劑潤滑所述基底金屬之所述表面; 屬之而:隶I拉伸卩使用所述基底金屬來將所述基底金 屬之面積之減小控制為約1%至約13%;付基底金 之表ΐ行:熱處理’以進行表面硬化而不研磨所述軌道 之孔進行製程修飾,以形成用於將零件安裝於所述執道上 2·如申請專利範圍第1項所述之線性移動導引單元中 ^用之非研磨式斷面軌的製造方法,其中,在所述硬化熱 处理中’在惰性氣體氣氛巾執行高頻感應熱處理以便防止 所述軌道之所述表面被氧化。 3.如申請專利範圍第1項以及第2項中任一項所述之 線性移動導料元中使狀非研磨式斷面轨的製造方法, 15 201037183 3361 lpif 其中在對所述執道之所 所述軌道硬之材料❹^面進行所料砂後,使用由比 述表面。 ^战之球或滾輪來回摩擦所述執道之所 使用A之第1項所狀線性移動導引單元令 :=== _用由氧一 〇 執道之所述表面,以^成的難形式之研磨劑喷射所述 層’藉以降低所述軌道所述表面上曝物 使用5之利範圍第1項所述之線性移動導引單元中 飾後進行塗的製j方法’更包含在所述製糕修 驗性化學4=膜以在所述轨道之所述表面上塗怖201037183 ±yix VII. Patent application plane ·· h A manufacturing method of linear moving guide 5|, the linear shift; with = non-grinding section railing, the method includes: v leading π guiding part linearity Removal of the carbon layer, hunting on the surface of the round bar base metal formed by hot rolling, inter-stretching 'to form by annealing - four times to form... A and stress relief modeling is similar The shape of the final shape of the base metal of the line element m; & control of the track used for the purpose of sandblasting the surface of the intermediate formation. Lubricating the substrate with a lubricant The surface of the metal; genus: the use of the base metal to control the reduction of the area of the base metal to about 1% to about 13%; the surface of the base gold: heat treatment 'Processing modification by performing surface hardening without grinding the hole of the track to form a part for mounting the part on the track. 2. Use the linear movement guide unit as described in claim 1 of the patent application. A method of manufacturing a non-abrasive section rail, wherein 'Frequency induction heat treatment is performed in an inert gas atmosphere in the hardening heat treatment the towel in order to prevent the oxidation of the surface of the track. 3. A method of manufacturing a non-abrasive section rail in a linear moving guide element according to any one of claims 1 and 2, wherein: 15 201037183 3361 lpif After the hard material of the track is made of the material, the surface is used. ^The ball or the wheel of the war rubs back and forth with the linear movement guide unit of the first item of the A used by the command: === _ with the surface of the road by the oxygen, it is difficult a form of abrasive sprays the layer 'to reduce the exposure of the track on the surface of the surface of the use of 5, the linear movement guide unit described in item 1 is coated and then coated. Determining the chemistry of the cake 4 = film to coat the surface of the orbit 1616
TW099101668A 2009-01-21 2010-01-21 Method of manufacturing non-grinding type profile rail for use in linear motion guide unit TWI387688B (en)

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