TWM365422U - Ball spiral-shaft device - Google Patents

Ball spiral-shaft device Download PDF

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Publication number
TWM365422U
TWM365422U TW98206991U TW98206991U TWM365422U TW M365422 U TWM365422 U TW M365422U TW 98206991 U TW98206991 U TW 98206991U TW 98206991 U TW98206991 U TW 98206991U TW M365422 U TWM365422 U TW M365422U
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TW
Taiwan
Prior art keywords
ball
nut
nut body
ball screw
screw
Prior art date
Application number
TW98206991U
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Chinese (zh)
Inventor
Ching-Sheng Lee
Chin-Tsai Yang
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Comtop Technology Co Ltd
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Application filed by Comtop Technology Co Ltd filed Critical Comtop Technology Co Ltd
Priority to TW98206991U priority Critical patent/TWM365422U/en
Publication of TWM365422U publication Critical patent/TWM365422U/en

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Abstract

A ball spiral-shaft device includes a spiral-shaft and a ball nut. The ball nut is sleeved through and slides along the spiral-shaft. The ball nut has a ball nut body, a first cycle member and a second cycle member. The first cycle member is disposed in the ball nut body along an axis of the spiral-shaft. The second cycle member is disposed in the ball nut body along a radial direction vertical to the axis.

Description

M365422 五、新型說明: 【新型所屬之技術領域】 本創作係關於一種滾珠螺捍裝置。 【先前技術】 於各種滾珠螺桿裝置中, 合,可將轉動轉換為線性傳動。猎另由^^^^ 的滾珠及滾珠螺帽與螺桿彼此搭 :::作動 桿間:摩擦力,使滾珠螺桿裝置二 :參:圖】所示,習知之滚珠螺桿裝置A 杯1及一滾珠螺帽2,滾 、 螺 其中’滾珠螺帽2具有-螺帽^體螺桿1。 環件22設置於螺帽本體2 y衣件22。循 與對應的滾珠通道連接,以开;二’且循環件22分別 複數滾❹於循環路徑内滾:成;藉由 =,於滾珠螺桿裝置Alt,為使循環件22可 本體21外表面’螺帽本體21係必須先藉由車 工蝴,切削螺帽本體21的部分肉厚。作,如此不: 帽本體21的製作方式變得較為複雜,且螺帽』 丨:= 之材料亦會造成成本的浪費’進而 = 凌置A1的製作成本提高。 外系杯 ^卜二由於循環件22並非對應滚珠Μ動的切 向狄置’因此’也造成滾珠螺桿裝置Μ可能因滾珠^掉 M365422 落而容易損壞且無法高速運轉。 因此’如何設計—婦作方式較為簡單、 且鬲速運轉穩定的滾玦 爷低成本 0 朱累#裒置,已成為重要課題之 【新型内容】 於上料題,本㈣之目的域供-鋪作方式 較為間早、可降低成本 衣作方式 為達上述目的,依本= 珠螺桿裝置。 螺捍及一滾珠訇作之-種滾珠螺桿裝置包含— -螺帽本體二:::帽套設並滑設於螺桿,並具有 循件及一第二循環株,楚 沿螺桿之一轴向設置於螺帽本體内,第一循每件 向之一徑向設置於螺帽本體心 —讀沿垂直軸 環件滾珠螺桿裝置係將-第-循 沿垂直軸向之徑向嗖置㈣:目:體内’以及-第二循環件 循環件及第二循環件;換言之,即將第-本創作之螺帽本體的;肉厚内。因此, 位置進行鑽孔,來使第帽本體上對應的 帽本體内。藉此,滾 盾環件可設置至螺 切削製程造成材料的浪費,目以二:式較,簡單’可避免 成本。且,滚珠螺帽的尺寸不裝置整體製作 件而增加’因此滾珠螺帽 "衣件及第二循環 仃私亦不會被壓縮變短。 【實施方式】 M365422 、、下將參照相關圖式’說明依本 種滾珠螺桿裝置。 創作較佳實施例 之 明參照圖2所示,其為本創 每 裝置Μ的分解示意圖 =男施例之滾珠螺桿 及一滾珠螺帽4。 朱累才于破置A2包含一螺桿3 螺才干3具有一螺紋槽31,滾 桿3,並具有-螺帽本體、—第:二 滑設於螺 循環件43。螺帽本體 ::;件42及-第二 =3的螺紋槽31對應形二== ,循環㈣分別設有至少 的疋,圖2中以虛線表示位 而“ 環通道p。循環通道P與料通二 =;=二部㈣ 滾:循環路徑内運動。於本實施例中,今等 步珠伴持:珠保持器(圖中未顯示)所串聯,並中 „持爾式及設計方式並無限 :: 滾珠保持器等。 Η 了為鏈條式 第一循環件42沿螺桿3之一輛向 41内,第二循環件43 :;累帽本體 帽本體41内。,之^ ^ °設置於螺 第inf 厚内。其中,第-猶環件42及 弟件43分別可與螺帽本體41卡合、踢合 及 :口 m其組合方式固定。於本實施例中,: 衣件42及弟二循環件43皆與螺帽本體4ι嵌合固定為例, M365422 其非限制性。 值得一提的是,第一循環件42 可藉由射出成型二個,且件來植人μ弟一趣件43分另,」 扣人耸MW、 (例如利用卡合、膠合、 型^戈者i二、成’或者直接藉由射出成型方式來一體成 型,:Γ (例如金屬材料)直接進行加工-體成 件44: 限制。另外,滾珠螺帽4更可具有-定位 什料’ δ又置於弟二循環件 * ^ =方向(如圖2中的徑“)vr定 位件44可與螺帽本體41卡合、膠合、鎖合^者山^ 或其組合方式固定,於本實 D肷曰 =r 心=:=:r 又,於本實施例中,第—循 分別更可具有-導引邻491 1千42及弟—循技件43 斜。 2卜431 ’導引部42卜4M365422 V. New description: [New technical field] This creation is about a ball screw device. [Prior Art] In various ball screw devices, the rotation can be converted into a linear transmission. Hunting another ^^^^ ball and ball nut and screw to each other::: between the action bar: friction, the ball screw device two: see: Figure], the known ball screw device A cup 1 and one The ball nut 2, the roller and the screw, wherein the 'ball nut 2 has a nut body 1 . The ring member 22 is disposed on the nut body 2 y clothing member 22. Connected to the corresponding ball passage to open; two' and the loop member 22 is rolled in a plurality of loops in the loop path; by =, in the ball screw device Alt, so that the loop member 22 can be the outer surface of the body 21' The nut body 21 must first be cut by the mechanic to cut a portion of the thickness of the nut body 21. This is not the case: the manufacturing method of the cap body 21 becomes more complicated, and the material of the nut 丨:= also causes waste of cost. Further, the manufacturing cost of the Ling A1 is increased. The outer cup is the same because the circulation member 22 is not tangentially placed corresponding to the ball turbulence. Therefore, the ball screw device may be easily damaged due to the drop of the ball M365422 and cannot be operated at a high speed. Therefore, 'how to design—the method of making women's work is relatively simple, and the speed of the idling operation is stable. The low cost 0 Zhu Li #裒置 has become an important topic [new content] The laying method is relatively early, and the cost reduction method can be reduced to achieve the above purpose, according to the present bead screw device. The screw-and-ball-type ball screw device comprises - the nut body 2::: the cap is sleeved and slidably set on the screw, and has a thread and a second circulating strain, and the axial direction of the screw Disposed in the nut body, the first one of each of the pieces is disposed radially on the body of the nut - reading along the vertical axis ring member, the ball screw device is arranged in the radial direction of the vertical axis (four): Mesh: the body 'and the second cycle piece of the cycle piece and the second cycle piece; in other words, the body of the nut of the first creation; the thickness of the meat. Therefore, the position is drilled to make the corresponding cap body on the body of the cap. In this way, the rolling shield ring can be set to waste material due to the screw cutting process, which is two-dimensional and simple, which avoids cost. Moreover, the size of the ball nut is increased without the overall manufacture of the device. Therefore, the ball nut "the clothing and the second cycle of smuggling will not be compressed and shortened. [Embodiment] A ball screw device according to the present invention will be described with reference to the related drawings by M365422. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Referring to Figure 2, there is shown an exploded view of each device = a male ball screw and a ball nut 4. The sturdy A2 includes a screw 3 screw 3 having a thread groove 31, a roller 3, and has a nut body, and a second sliding member is disposed on the screw circulating member 43. The nut body::; the 42 and the second = 3 thread groove 31 correspond to the shape 2 ==, the cycle (4) is respectively provided with at least 疋, the dotted line in Figure 2 and the "loop channel p. The circulation channel P and Feed through two =; = two (four) Roll: movement in the circulation path. In this embodiment, the current bead is accompanied by: the bead retainer (not shown) is connected in series, and the middle and the design And unlimited:: Ball retainers, etc. In the case of the chain type first circulation member 42, along the direction 41 of the screw 3, the second circulation member 43: the inside of the cap body 41. ^ ^ ° is set in the screw inf thick. Wherein, the first-span ring member 42 and the young member 43 are respectively engageable with the nut body 41, the kick-fit and the mouth m are fixed in combination. In the present embodiment, the garment member 42 and the second circulation member 43 are both fixed and fixed to the nut body 4ι, and M365422 is not limited. It is worth mentioning that the first circulation member 42 can be formed by injection molding, and the member can be implanted into a person's favorite piece of 43 points, "deducting the MW, (for example, using the engagement, gluing, type ^ Ge i or two, or directly by injection molding, integrally: Γ (for example, metal material) directly processed - body member 44: limited. In addition, the ball nut 4 can have - positioning material ' δ Also placed in the second ring member * ^ = direction (such as the diameter in Figure 2) vr positioning member 44 can be engaged with the nut body 41, glue, lock ^ ^ Shan ^ or a combination of them fixed, in this D肷曰=r 心=:=:r Also, in the present embodiment, the first-cycle can have a - guide neighbor 491 1 □ 42 and a disciple-tracking technique 43 oblique. 2 431 'guide 42 Bu 4

對應於循裱通道Ρ的兩端 刀另J 等滚珠Β運動的切後# 口 、 1對應於該 有與滾❹形狀m而導引部421、431例如可具 藉由第一循環件:及:面:此’參照圖2及圖3所示, 可導引滾珠B由螺桿3 ;:%件43的導引部42卜43i Ί干3與螺帽本體41間的步砝 地移動至第-猶環件42或第 的滚珠通逼平順 B平順地由第一循環件 :丨,或者導引滾珠 與螺帽本體41間㈣珠=―彳%件43移動至螺桿3 衰珠通道,藉此可避免滚珠B因滾珠 通道與魏通道P之間的段差而掉落。 口滚珠 M365422 因此―,本實施例之滾珠螺桿裝置A2藉由將第一猶環 A 42及第二彳盾環件43設置於螺帽本體41内,可使得螺 本f 41的製作方式只需於其上對應第-循環件42及第 循产件43的位置進行鑽孔,來使第—循環件42及第二 ,帽本體41内。藉此,不僅滚珠螺帽 …眷,、 式1 乂為間早,可避免切削製程造成材料的浪 、帽:::t滾珠螺桿裝置A2整體製作成本。且,滾珠螺 Φ力,n 、寸不會因第一循環件42及第二循環件43而增 此,珠螺帽4之行程亦不會被i縮變短。另外,由 旛弟二盾環件42及第二循環件43的導引部42ι、431對 應於該等滾珠B運動的切% 連動的切線方向’猎此當滾珠螺桿裝置 .時’該等滾珠β仍能平順地於循環路徑中運 動猎此可提尚滾珠螺桿裝置a〗古、丰.軍絲士 提高產品信賴度。Μ置^速運轉時的穩定度以 ::於本實施例中’滾珠螺桿裝置Μ 螺帽本體41的一側,且抵頂第-循環件 於此以一個防塵元件5 士九¥认丄 例。拉士 ^ 疋件5 °又置於螺帽本體41的兩側為 :$藉此’除可用以刮除㈣㈣桿 .、避免異物進入滾珠螺帽4與 =〆戈灰塵亚 環件42進行軸向以的固定。干之間外,更可對第一循 紅上所述’依據本創作之滾珠 環件沿螺桿之軸向設置於螺帽本體内,弟1盾 沿垂直軸向之徑向設置於螺帽本體内 苐一㈣件 讀及弟-_件皆設置於螺帽本體的肉厚内。因此, 7 M365422 本創作之螺帽本體的製作方式,只需於螺 位置進行鑽孔’來使第-循環件及第二循環件可4Γ 帽本體内。藉此,滾珠螺帽的製=件可故置至螺 切削製程造成材料的浪費,以降_式幸父為簡單’可避免 成本。且,滚珠螺帽的尺寸不會因第=::!二置整體製作 件而增加,因此滾珠螺帽之行程亦:牛3二循環 線方向設置,因此,當動的切 珠仍能平順地於循環路徑中運動,藉 4 ’该等滾 置高速運轉時的穩定度以提高產品_度/滾珠螺桿裝 以上所述僅為舉例性,而非為限制性者 本創作之精神與範疇,而對A 彳何未脫離 應包含於後附之申請專利^圍^丁之等效修改或變更,均 【圖式簡單說明】 圖1為-種習知之滾珠螺桿裝置的示意圖. 圖;=為本創作較佳實施例之—種滾珠螺桿裝置的示意 圖3為本創作之第一循環 應用方式4圖。 弟—料件與滾珠配合 【主要元件符號說明】 〔習知:) 1 :螺捍 8 M365422 2 :滚珠螺帽 21 :螺帽本體 22 :循環件 A1 :滚珠螺桿裝置 B :滾珠 •〔本創作〕 ' 3 :螺桿 ' 31、411 :螺紋槽 • 4:滾珠螺帽 41 :螺帽本體 42 :第一循環件 421、431 :導引部 43 :第二循環件 44 :定位件 5 :防塵元件 A2 :滾珠螺桿裝置 • B :滾珠 ^ D :徑向 I :轴向 P:循環通道 S:止付螺絲Corresponding to the two ends of the circumscribing channel Ρ, the cutting port #1, 1 corresponding to the roll shape m and the guiding portions 421, 431, for example, may be provided by the first circulating member: : face: this, as shown in FIG. 2 and FIG. 3, the guide ball B can be guided by the screw 3; the guide portion 42 of the % member 43 and the step between the 43i and the nut body 41 are moved to the first step. - The ring member 42 or the first ball is smoothly smoothed by the first circulating member: 丨, or between the guiding ball and the nut body 41 (four) bead = "彳% member 43 moved to the screw 3 fading bead channel, borrowed This prevents the ball B from falling due to the step difference between the ball passage and the Wei passage P. Orbital Ball M365422 Therefore, the ball screw device A2 of the present embodiment can be disposed in the nut body 41 by providing the first U.S. ring 42 and the second U.S. ring member 43. Holes are drilled at positions corresponding to the first-cycle member 42 and the first-stage rotor member 43 to bring the first-cycle member 42 and the second member into the cap body 41. Thereby, not only the ball nut, 式, and the type 1 乂 are early, which can avoid the material wave caused by the cutting process, and the overall manufacturing cost of the cap:::t ball screw device A2. Further, the ball screw Φ force, n, and inch are not increased by the first circulation member 42 and the second circulation member 43, and the stroke of the bead nut 4 is not shortened by i. In addition, the guiding portions 42ι, 431 of the second shield ring member 42 and the second circulating member 43 correspond to the tangential direction of the cutting of the movement of the balls B, and the balls are in the direction of the ball screw device. β can still smoothly move in the circulation path. This can be improved by the ball screw device a. Ancient, Feng. Army silk to improve product reliability. The stability at the time of the operation is as follows: in the present embodiment, the 'ball screw device 的 the side of the nut body 41, and the top-recycling member is a dust-proof member. . The ^ ^ 疋 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Fixed to the fixed. Between the dry and the outer, the ball ring member according to the present invention is disposed in the nut body along the axial direction of the screw, and the shield 1 is disposed on the nut body in the radial direction of the vertical axis. The inner (one) and four-pieces are placed in the thickness of the nut body. Therefore, the 7 M365422 nut body of this creation can be made by drilling only at the screw position to make the first-loop member and the second circulation member in the cap body. In this way, the manufacture of the ball nut can be used to waste the material in the screw cutting process, so that the cost can be avoided. Moreover, the size of the ball nut will not increase due to the second:::! two-piece overall production, so the stroke of the ball nut is also set in the direction of the cow 3 2 loop, so the moving bead can still be smooth Movement in the circulation path, by 4' the stability of the high-speed operation of the rolling to improve the product _ degree / ball screw installed above is only an example, rather than limiting the spirit and scope of this creation, and Equivalent modification or change of A, which is included in the attached patent application, is a schematic diagram of the ball screw device. Figure 1 is a schematic diagram of a conventional ball screw device. A schematic diagram 3 of a ball screw device of the preferred embodiment is created in the first cycle of the creation of the fourth embodiment. Brother-Materials and Balls [Description of Main Components] [Learn:) 1 : Screw 8 M365422 2: Ball Nut 21: Nut Body 22: Cycle Part A1: Ball Screw Unit B: Balls • [This creation 〕 ' 3 : Screw ' 31, 411 : Thread groove • 4: Ball nut 41 : Nut body 42 : First circulation piece 421 , 431 : Guide part 43 : Second circulation piece 44 : Positioning piece 5 : Dustproof element A2: Ball screw unit • B: Ball ^ D : Radial I : Axial P: Circulation channel S: Stop screw

Claims (1)

M365422 六、申請專利範圍: 1、一種滾珠螺桿裝置,包含: —螺桿;以及 —滾珠螺帽’套設並滑設於該螺桿 2 體、-第-猶環件及一第二循環件,該第== »亥螺才干之—軸向設置於該螺帽本體内:-沿垂直該軸向之一徑向設置於該螺帽本體内二循環件 範圍第1項所述之滾珠螺桿襄置,… ;件及該第二循環件分別設有至少—部分二 ;甲日=;範圍第2項所述之滾珠螺桿裝置 ^干及该螺帽本體分別具有—螺紋槽, ^ 應形成一滾珠通道。 /荨累、,文槽 4、 :申請專利範㈣3項所述之滾珠 5、 :盾:通道與該滾珠通道共同形成一循環路徑。”中 公專利範圍第2項所述之滾珠螺桿裝置 、循裱件及該第二循環件分別具有一導 /、 6 導引部分別對應該循環通道的兩端。,° 2 =圍第1項所述之滾珠螺桿襄置,其 膠人》…亥第一循被件分別與該螺帽本體卡 二鎖合、扣合、鼓合或其組合方式固定。 申明專利乾圍第i項所述之滾珠 滚珠螺帽更具有一定位件,設置於該第= 7 M365422 8、=申請專m圍帛7項所述之滾珠 疋位件與該螺帽本體卡合、谬合、錯累^裝置,射該 或其組合方式固定。 、、口、扣合、嵌合 專利範圍第!項所述之滚珠螺桿裝 —防f元件’設置於_帽本體的-侧,且抵頂^第」 循環件。 〆示M365422 Sixth, the scope of application for patents: 1. A ball screw device comprising: a screw; and a ball nut is sleeved and slidably disposed on the screw body 2, the -those ring member and a second circulation member. The == » The snail is dry - axially disposed in the nut body: - radially disposed in one of the axial directions of the nut body, the two-loop component range, the ball screw arrangement described in item 1 And the second circulating member is respectively provided with at least a part 2; a day ==; the ball screw device according to the second item and the nut body respectively have a thread groove, ^ should form a ball aisle. /荨累,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, The ball screw device, the circumscribing member and the second circulating member according to the second aspect of the patent scope have a guide/6 guiding portion respectively corresponding to both ends of the circulation passage. ° 2 = circumference 1 The ball screw is disposed, and the first person of the ball is respectively fixed with the nut body of the nut body, the buckle, the drum, or a combination thereof. The ball ball nut further has a positioning member, which is disposed on the first = 7 M365422 8 , = the application of the special ball m, the ball clamp member and the nut body are engaged, twisted, misplaced , the shot, or a combination thereof is fixed. The ball screw assembly - anti-f element described in the item [Item] is set on the side of the _ cap body, and the top ring is closed. Pieces. Display
TW98206991U 2009-04-24 2009-04-24 Ball spiral-shaft device TWM365422U (en)

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TW98206991U TWM365422U (en) 2009-04-24 2009-04-24 Ball spiral-shaft device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI401373B (en) * 2009-12-31 2013-07-11 Hiwin Tech Corp Ball screw having a dust keeper

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI401373B (en) * 2009-12-31 2013-07-11 Hiwin Tech Corp Ball screw having a dust keeper

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