TWI354075B - Ball screw - Google Patents

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Publication number
TWI354075B
TWI354075B TW97140686A TW97140686A TWI354075B TW I354075 B TWI354075 B TW I354075B TW 97140686 A TW97140686 A TW 97140686A TW 97140686 A TW97140686 A TW 97140686A TW I354075 B TWI354075 B TW I354075B
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TW
Taiwan
Prior art keywords
groove
nut
ball screw
rti
sleeve
Prior art date
Application number
TW97140686A
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Chinese (zh)
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TW201017002A (en
Inventor
Jhe Kun Liou
Chih Cheng Feng
Chun Lin Yu
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Hiwin Tech Corp
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Application filed by Hiwin Tech Corp filed Critical Hiwin Tech Corp
Priority to TW97140686A priority Critical patent/TWI354075B/en
Publication of TW201017002A publication Critical patent/TW201017002A/en
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Publication of TWI354075B publication Critical patent/TWI354075B/en

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Description

1354075 ( 1 六、發明說明: 【發明所屬之技術領域】 本發明係一種應用於線性傳動的滾動元件螺桿,尤指該螺桿 的螺帽間設有一旋轉套筒,該旋轉套筒能配合該滾動元件同時產 生旋轉運動,以利用該滾動元件的旋轉運動配合其他結構達到所 需要的連動運動。 【先前技術】 按,習知料螺桿迴流.系統結構,係一螺桿上設置一螺帽, 藉由螺桿的猶’俾使螺帽被帶動產生移動,再以螺帽移動所結 合的工作平台,而螺帽的兩端各設有—迴流元件,雌螺帽盘該 迴流元制設註少_循_流道,並在觸迴流道+設置有複 數滚珠為迴流元件,利用螺桿旋轉帶動螺帽移動時,使滾珠配合 產生循環滾動’藉崎㈣桿與螺觸的干涉及增加潤滑效果, 而該循環迴流道於該滾珠通過螺帽的纽溝槽時,該通過的動力 正比於轉動’具有極大的效能,目前未被拿來_,該係一 力、能量的浪費,是以如何將該滚珠通過纽溝槽的動力提取, Γ何利用該提取的動力,本發明人即針對此點著手進行規劃設 【發明内容】 欲解決之技術問題點 3 場二==Γ桿結構’該螺桿在轉動時,内部滾珠會在循 ’此運動動力效能未被利用過,係為 術=.Γ費,如何利用該滾珠通過的動力,此乃欲解決之技 解決問題之技術特點: 迴 本發明係提供-種滾珠螺桿,包含· 一 流元件、轩軸元件及—套筒 ^目、一 該螺帽套設於該桿軸上,_具有_=2面具有螺紋槽, 細,軸騰賴 環槽連通該通道,該迴流元件設於該螺帽^ 一祕,§亥 係容置在該負荷路經中,該套筒元件,係 通 =i:周緣_數推動槽,該推_該 通(、跑顧购物輸件配合。 對照先前技術之功效: 本發明滚珠螺桿之主要目的乃係 ^ 5亥杯軸的轉動,使該螺 f目内的》亥/袞動7L件循環滾動,並利 ϋ 3从兮泣知- 用4套同元件的推動槽與通過 该通道的該滾動7〇件具有角度差 ,蓄眭,你兮卷锌-从 口此自该滾動元件通過該通 換成婦物,可多提供_扭力,使麵肢件產生轉動’以該 套筒元件哺動提供—料喃力利用。 本發明滾珠螺桿之次要目的乃 提供-額外的動力利用,並利用於該套:f元件的轉動’俾 即可以賴片產生風力,俾以提供料周緣設置葉片, 行散熱’不需要額外的結構卿及b目,、所妓的移動平台進 …置及動力輔助散熱,俾節省成本。 本發明滚珠螺桿之另一目的乃係以 Γ 一額外騎細,朗_輪件輪俾 =以該齒輪連動複數惰輪,最後以1柄帶動—沖頭設於一移動 ^台上’以達到該沖頭往復沖壓動作,進而完成打洞的目的,該 旎同時完成二種工作的進行。 ▲本發明滚珠螺桿之又-目的乃係,翻於—昇降平台時,以 該套筒元件的轉動,俾提供—額外的動力姻,並_於該套筒 元件周緣設置發光體,使在操作昇降平台昇降,可同時觀察到發 冗的發光體旋轉,具有警示的效果,使用安全性更佳。 【實施方式】 為使貴審查委員對本發明之目的、特徵及功效能约有更進 一步之瞭解與認識,以下茲請配合圖式及圖號詳述如后: 首先,先請由第1、2及3圖所示觀之,本發明係包含: 壁接觸。 結構的動作,如第4圖所示,當該桿轴1〇轉動,該螺帽别 即以該滾動元件4G在該負荷路㈣G上循環滾動,而因該套筒元 件5〇的推動槽53與通過麵道㈣棘動元件㈣合,且又 具有角度差,鼠當該滾動元件4G通過該通道&時,該推動槽 53會同時配合該滾動元件4〇,而受該滾動元件4〇的固定路線而 推動’使聽筒元件50產轉動,以縣Μ件㈣轉動動力 提供利用。 另’如第5、6圖所示,該螺帽2〇的通道22係設為具角度位 差該’該套筒元件50的推動槽53係設為平行該桿轴ι〇, Μ此配合同樣可令該套筒元件5()產生轉動動力。 如第7 _示’係於該套筒树5()的周緣裝_ a,在該 桿轴1G轉動’該螺帽20產生移動,該套筒元件50即會產生轉動, =該轉動動力帶動該葉片八產生風力,俾以提供該螺帽2〇與所設 置的移動平台進行散熱。 如第8圖所不’係於該套筒元件5〇的周緣裝設窗輪b,再以 ^齒輪B連動複數惰輪c,最後以—曲柄D帶動—沖頭£設於一移 千台F上,當該桿軸1Q轉動,該螺㈣產生移動,該套筒元 1354075 * , 7 50與該齒輪B即會產生轉動,並依序連動各惰輪c,使該沖頭 E魏曲柄D於該移動平台F上往復沖顯作,進而達到打洞的目 的。 圖所示’當本發明應用於一昇降平台b時(如伸降平 台、立體停車場),該螺帽2〇為配合該昇降平台G設置,而該套 心件50位在料降平台G上,且周緣設置有發光體h,因此者 =昇降平台G昇降時,該套筒元件5G的轉動會帶動發光體Η做一 二轉=動,使擁作昇降平台G昇降,可啊觀察到發亮的發光 體方疋轉,具有警示的效果。 藉上述具H實施例之結構,可得到下述之效益: 元件發明以該桿軸10的轉動,使該螺巾^内的該滾動 道22的動’並利用該套筒元件5G的推動槽53與通過該通 的=動树4G具有角度差,令因此當該滾動元件 使該套筒元件5〇的推動槽53 一 :、、,運轉縣祕運動,可錢供—扭 (-)本翻_套筒祕5G的齡,俾提供 利用’並彻魄套筒元件50相緣設置勃A \ A產生風力,俾彻該螺㈣與所設置的移平:=片 不需要額相轉絲置魏力_絲,俾料;政熱, 8 13540751354075 (1) Description of the Invention: [Technical Field] The present invention relates to a rolling element screw for linear transmission, in particular to a screw sleeve between the nuts of the screw, the rotating sleeve can cooperate with the rolling The component simultaneously generates a rotary motion to utilize the rotational motion of the rolling component to cooperate with other structures to achieve the required interlocking motion. [Prior Art] According to the conventional screw return system structure, a nut is disposed on a screw by using a screw. The screw of the screw causes the nut to be driven to move, and then the nut is used to move the combined working platform, and the two ends of the nut are respectively provided with a reflow element, and the female nut plate is provided with less reflow elements. _ flow path, and in the contact return channel + set with a plurality of balls as the reflow element, when the screw is used to move the nut to move, the ball is matched to produce a cyclic rolling. The borrowing of the saki (four) rod and the screw touch involves increasing the lubrication effect, and the Circulating the return flow when the ball passes through the nut groove of the nut, the power of the passage is proportional to the rotation 'has great efficiency, and has not been taken yet, the system is a force, energy Waste is based on how to extract the ball through the power of the button, and why the inventor uses this extraction power to start planning for this point [invention] The technical problem to be solved is 3 field 2 == Mast structure 'When the screw is rotating, the internal ball will be used in this movement. The dynamic performance has not been utilized. It is the operation=.Γ, how to use the power of the ball to pass, this is the solution to solve the problem. Technical features: The invention provides a ball screw, comprising: a first-class component, a shaft member and a sleeve, a nut is sleeved on the shaft, and has a thread groove on the _=2 surface. Thin, the slanting ring groove communicates with the channel, the reflow element is disposed on the nut, and the Shield is placed in the load path, and the sleeve element is connected to i: peripheral _ number pushing groove The push_the pass (and the shopping match). Compared with the previous technology: The main purpose of the ball screw of the present invention is to rotate the shaft of the cup, so that the screw 7L pieces of cyclic scrolling, and profitable 3 from the weeping - with 4 sets of the same components The pushing groove has an angular difference from the rolling 7 piece passing through the channel, and the squeezing, the squeezing of the zinc-slung from the mouth through the switching element to the woman, can provide more _ torque to make the limb parts Rotating 'use of the sleeve element to provide a material to use. The secondary purpose of the ball screw of the present invention is to provide - additional power utilization, and to utilize the rotation of the f component, that is, the wind can be generated by the sheet , 俾 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供 提供Γ an extra ride fine, lang _ wheel rim = use the gear to interlock a plurality of idlers, and finally with a handle - the punch is set on a moving ^ table to achieve the punch reciprocating punching action, and then complete the fight For the purpose of the hole, the 完成 completed both kinds of work at the same time. ▲ The purpose of the ball screw of the present invention is that, when turning over the lifting platform, the rotation of the sleeve member provides an additional power, and the illuminator is disposed at the periphery of the sleeve member to operate The lifting platform can be lifted and lowered, and the illuminating body can be observed to rotate at the same time, which has the effect of warning and the safety of use is better. [Embodiment] In order to enable the reviewing committee to have a better understanding and understanding of the purpose, features and effects of the present invention, please refer to the following figure and figure number for details: First, please first, by 1, 2 As seen in Figure 3, the invention comprises: wall contact. The action of the structure, as shown in Fig. 4, when the shaft 1 turns, the nut is cyclically rolled by the rolling element 4G on the load path (4) G, and the push groove 53 of the sleeve element 5 is rotated. In conjunction with the faceway (4) ratcheting element (4), and having an angular difference, the pushing groove 53 will simultaneously engage the rolling element 4〇 while the rolling element 4G passes through the channel & The fixed route is driven to 'make the earpiece element 50 to rotate, and to provide utilization by the county's (four) rotating power. In addition, as shown in the fifth and sixth figures, the passage 22 of the nut 2 is set to have an angular difference. The pushing groove 53 of the sleeve member 50 is set to be parallel to the rod axis, and this fits. This sleeve element 5 () can also be made to generate rotational power. If the 7th_shower is attached to the circumference of the sleeve tree 5(), the nut 20 is rotated when the rod shaft 1G rotates, and the sleeve member 50 will rotate, and the rotational power is driven. The blade eight generates wind power, and the nut is provided to dissipate heat from the provided mobile platform. As shown in Fig. 8, the window wheel b is attached to the periphery of the sleeve member 5, and the plurality of idlers c are interlocked by the gear B. Finally, the crank C is used to drive the punch to a thousand. F, when the shaft 1Q rotates, the screw (4) generates a movement, the sleeve element 1354072 *, 7 50 and the gear B will rotate, and sequentially interlock the idler pulley c, so that the punch E Wei crank D reciprocates on the mobile platform F to achieve the purpose of hole punching. As shown in the figure, when the present invention is applied to a lifting platform b (such as an elevating platform, a three-dimensional parking lot), the nut 2 is arranged to cooperate with the lifting platform G, and the core member 50 is located on the descending platform G. And the periphery is provided with the illuminant h, so if the lifting platform G is raised and lowered, the rotation of the sleeve member 5G will drive the illuminator to make one or two rotations and movements, so that the lifting platform G can be lifted and lowered, and the hair can be observed and sent. The bright illuminator turns and has a warning effect. With the above structure having the H embodiment, the following benefits can be obtained: The component invention uses the rotation of the shaft 10 to make the movement of the rolling path 22 in the spiral towel and utilize the pushing groove of the sleeve member 5G. 53 has an angular difference with the moving tree 4G passing through the passage, so that when the rolling element causes the pushing groove 53 of the sleeve member 5 to be:,,,,,,,,,,,,,,,,,,, Turning _ sleeve secret 5G age, 俾 provides the use of 'and the sleeve element 50 edge set Bo A A to generate wind, smash the snail (four) and set the leveling: = sheet does not need a frontal phase wire Set Wei Li _ silk, dip; political heat, 8 1354075

(三)本發明以該套筒元件5G的轉動,俾提供—額外的動力 利用’並利用於該套筒元件50的周緣裝設齒輪β,再以該茜輪B 連動複數惰輪C,最後以-曲柄D帶動—沖頭E設於―移動平△ F 上’以達到該沖頭E往復沖壓動作,進而完成打洞的目的,該能 同時完成二種工作的進行。 (=)本發明朗於—昇降平台G時以該套筒元件即的轉 1俾提供-渺卜的動力_,並彻於該套筒元件_緣設置 ^光體H ’使在操作昇降平#6昇降,可同時祕到發亮的發光體 走轉具有警示的效果,使用安全性更佳。 丄斗υ/:) 【圖式簡單說明】 第1圖:係本發明的立體組合圖。 第2圖:係本發明的立體分解圖。 第3圖:係本發明的平面分解圖。 第4圖.係本發明的平面組合暨使用動作示意圖。 第5圖:係本發明另—實施例的立體組合圖。 第6圖.係本發明另—實施例的平面組合圖。 ®係本發明應用作為散熱風扇的實施狀態圖。 第8圖.係本發明顧作為打戦制實施狀態圖。 第9圖·係本發明細作為昇降平㈣警示燈實施狀態圖。 【主要元件符號說明】 本發明部份: 螺紋槽--—- -11 桿軸 - -10 螺帽----- -20 螺紋溝---- -21 通道---— -22 環槽----- -23 鎖孔----- -24 負荷路徑--- -200 迴流元件一~- -30 迴流道---- -31 鎖孔---— -32 滾動元件--- -40 套筒元件一— -50 套筒片---- -51 結合端--— -52 推動槽---- -53 袖承環槽一— -54 車由j牛--- -60 1354075(c) The present invention uses the rotation of the sleeve member 5G to provide additional power utilization and utilizes a gear β on the circumference of the sleeve member 50, and then interlocks the plurality of idlers C with the wheel B, and finally Driven by the crank D - the punch E is set on the "moving flat △ F" to achieve the reciprocating punching action of the punch E, thereby completing the purpose of punching, which can simultaneously perform two kinds of work. (=) The present invention is advantageous in that when the lifting platform G is lifted, the power of the sleeve element, that is, the rotation of the sleeve element, is provided, and the movement of the sleeve element is set to the edge of the sleeve element. #6 Lifting, at the same time, it is secret that the shiny illuminator has a warning effect and the safety is better.丄 υ /:) [Simplified description of the drawings] Fig. 1 is a perspective assembled view of the present invention. Fig. 2 is a perspective exploded view of the present invention. Figure 3 is a plan exploded view of the present invention. Fig. 4 is a schematic view showing the plane combination and use action of the present invention. Figure 5 is a perspective assembled view of another embodiment of the present invention. Figure 6 is a plan view of a further embodiment of the present invention. ® is an implementation state diagram of the present invention as a cooling fan. Fig. 8 is a diagram showing the state of the invention as a smashing system. Fig. 9 is a diagram showing the state of implementation of the warning light of the lifting and lowering (four) of the present invention. [Main component symbol description] Part of the invention: Thread groove---- -11 rod shaft - -10 nut----- -20 thread groove---- -21 channel---- -22 ring groove ----- -23 Keyhole----- -24 Load Path--- -200 Reflow Element 1~- -30 Return Road---- -31 Keyhole---- -32 Rolling Element-- - -40 Sleeve Element One - -50 Sleeve Sheet---- -51 Joint End--- -52 Pushing Groove---- -53 Sleeve Ring Groove One - 54 Car by j---- 60 1354075

葉片---- -A 齒輪 ——B 惰輪 -C 曲柄 ——D 沖頭 一 E 移動平台一 ——F 昇降平台-- —G 11Blade ----- A gear - B idler - C crank - D punch one E mobile platform one - F lifting platform - G 11

Claims (1)

1354075 七、申晴專利範圍: . 1、一種滾珠螺桿,係包含·· 一桿軸,表面具有一螺紋槽; 一螺帽’係設有—供該桿#套設之穿孔,該穿孔内徑具有一 螺紋溝’該職溝與該歡槽配合㈣成負荷路徑,該螺帽的轴 向設有:通道,it螺帽外緣設有一環槽,該環槽連通該通道; 、迴流元件,係設於觸社,該迴流元件設有—迴流道,該 籲迴流道係與該負荷路徑連接形成一循環路徑; 右干滾動兀件,係容置在該循環路徑中;以及 -套筒讀’係設置在該螺帽的職内,内周緣財複數推 動槽,該推_與該通道以具肢差眺合,雌推動槽又與通 過該通道的該滾動元件配合。 2、如申请專利範圍第1項所述之滾珠螺桿,其中,該滾動 元件係為滾珠。 _ 3、如申請專利範圍第1項所述之滾珠螺桿,其中,該套筒 元件的至少一端面設有一軸承環槽,該軸承環槽内設有若干軸承 元件,該軸承元件並與該環槽侧壁接觸。 4、 如申請專利範圍第1項所述之滾珠螺桿,其中,該螺帽 的轴向兩端各設有複數鎖孔,該二迴流元件的轴向位置各設有複 數鎖孔,該迴流元件及該螺帽以該鎖孔配合並以螺絲鎖結固定。 5、 如申請專利範圍第1項所述之滾珠螺桿,其中,該套筒 元件係由二半圓狀的套筒片對合組成,該二套筒片的端部各設有 一配合的結合端,用以配合組成一圓環形狀。 12 ⑶ 4075 、如申请專利範圍第5項所述之滾珠螺桿,其中,該套筒 片的結合端設有螺孔並以螺絲鎖設。 3 7、 如申4專利範圍第1項所述之滾珠螺桿,其中,該通道 與該推動槽的角度差為四十五度。 i 8、 一種滾珠螺桿,係包含: —桿軸,表面具有一螺紋槽; -螺帽,雜有-供_軸套設之穿孔,該穿孔陳具有一 螺紋溝,該螺紋溝與該螺紋槽配合而形成負荷路徑,該螺帽的軸 向設有一平行該桿軸的通道,該螺帽外緣設有一環槽,該環槽連 通該通道; 、迴流元件,係設於該螺帽上,該迴流元件設有一迴流道,該 迴流道係與該負荷路徑連接形成一循環路徑; 若干滾動元件,係容置在該循環路徑中;以及 —套筒元件,係設置在該螺帽的環槽内,内周緣設有複數角 八位差4桿軸的推動槽’該推動槽與該通道以具角度差而配合, 且《亥推動槽又與通過該通道的該滾動元件配合。 _ 9 '如申請專利範圍第8項所述之滾珠螺桿,其中,該滾動 元件係為滾珠。 10、如申請專利範圍第8項所述之滾珠螺桿,其中,該套 筒凡件的至少—端面設有—軸承環槽,該軸承環槽内設有若干轴 承兀件’雜承元件並與歸彻彳壁接觸。 1354075 π U、如申請專利範圍第8項所述之滾珠螺桿,其中,該螺 帽_向兩端各設有複數鎖孔,該二迴流元件_向位置各設有 複數鎖孔,該迴流元件及該螺帽以該鎖孔配合並以螺絲鎖結固定。 12、 如ΐ請專利範圍第8項所述之滾珠螺桿,其中,該套 同轉係由二半圓狀的套筒片對合組成,該二套筒片的端部各設 有配合的結合端,用以配合組成一圓環形狀。 13、 如申請專利範圍第8項所述之滾珠螺桿,其中,該通 •道與該推動槽的角度差為四十五度。 14、 一種滾珠螺桿,係包含: 一桿軸,表面具有一螺紋槽; 一螺帽,係設有一供該桿轴套設之穿孔,該穿孔内徑具有一 螺紋溝,該螺紋溝與該螺紋槽配合而形成負荷路徑,該螺帽的軸 向設有一角度位差該桿軸的通道,該螺帽外緣設有一環槽,該環 φ 槽連通該通道; 、 迴流元件,係設於該螺帽上,該迴流元件設有一迴流道,該 迴流道係與該負荷路徑連接形成一循環路徑; 若干滾動元件,係容置在該循環路徑中;以及 —套筒元件’係設置在該螺帽的環槽内,内周緣設有複數平 行該桿軸的推動槽,該推動槽與該通道以具角度差而配合,且該 推動槽又與通過該通道的該滚動元件配合。 15、如申請專利範圍第14項所述之滚珠螺桿,其中,該 14 1354075 滚動元件係為滾珠。 16、 如巾請專利範圍第14項所述之滾珠螺桿,其中,該 =凡件的至少-端面設有_麻環槽,雜承雜内設有若干 軸承元件,該轴承^件並與該環槽側壁接觸。 17、 如申請專利範圍第14項所述之滾珠螺桿,其中,該 螺帽的軸向兩端各設有複數鎖孔’該二迴流元件的軸向位置各設 有魏鎖孔,該迴流元件及鞠帽㈣觀配合並明絲鎖结固 定。 、' 18如申明專利範圍第14項所述之滾珠螺桿,1中,兮 ^筒元件係由二半圓狀的套筒片對合組成,該二套筒片的端部= e又有一配合的結合端,用以配合組成一圓環形狀。 19、如申請專利範圍第14項所述之滾珠螺桿,其中,該 通道與該推動槽的角度差為四十五度。 151354075 VII. Shen Qing Patent Range: 1. A ball screw, comprising: a shaft with a threaded groove on the surface; a nut ' is provided with a perforation for the rod #, the diameter of the perforation The utility model has a thread groove [the groove] cooperates with the joy groove (4) into a load path, the nut is axially provided with a passage, and the outer edge of the it nut is provided with a ring groove, the ring groove is connected to the passage; the reflow element, The contact element is provided with a return flow path, and the return flow path is connected with the load path to form a circulation path; the right dry rolling element is received in the circulation path; and - the sleeve is read The system is disposed within the nut of the nut, and the inner peripheral edge of the plurality of pushes the groove, the pusher and the channel are combined with the limb, and the female pusher groove cooperates with the rolling element passing through the channel. 2. The ball screw of claim 1, wherein the rolling element is a ball. The ball screw according to claim 1, wherein at least one end surface of the sleeve member is provided with a bearing ring groove, and the bearing ring groove is provided with a plurality of bearing elements, and the bearing element is coupled to the ring The side walls of the groove are in contact. 4. The ball screw according to claim 1, wherein the nut is provided with a plurality of keyholes at both axial ends thereof, and the axial positions of the two reflow elements are each provided with a plurality of keyholes, the reflow element And the nut is engaged with the lock hole and fixed by a screw lock. 5. The ball screw according to claim 1, wherein the sleeve member is composed of two semi-circular sleeve pieces, and the ends of the two sleeve pieces are respectively provided with a mating joint end. Used to form a ring shape. The ball screw according to claim 5, wherein the joint end of the sleeve piece is provided with a screw hole and is screwed. The ball screw of claim 1, wherein the angle difference between the channel and the pushing groove is forty-five degrees. i 8, a ball screw, comprising: a shaft, the surface has a thread groove; a nut, a perforation for the shaft sleeve, the perforation has a thread groove, the thread groove and the thread groove Forming a load path, the nut is axially provided with a passage parallel to the shaft, the outer edge of the nut is provided with a ring groove, the ring groove is connected to the passage; and a reflow element is disposed on the nut The return element is provided with a return flow path connected to the load path to form a circulation path; a plurality of rolling elements are received in the circulation path; and a sleeve element is disposed in the ring groove of the nut The inner peripheral edge is provided with a plurality of angular octave 4-bar shaft pushing grooves. The pushing groove cooperates with the channel with an angular difference, and the "heling groove" cooperates with the rolling element passing through the channel. The ball screw of claim 8, wherein the rolling element is a ball. 10. The ball screw of claim 8, wherein at least the end face of the sleeve member is provided with a bearing ring groove, and the bearing ring groove is provided with a plurality of bearing members and a miscellaneous bearing member and Return to the wall. </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> And the nut is engaged with the lock hole and fixed by a screw lock. 12. The ball screw of claim 8, wherein the set of the same rotation system is composed of two semi-circular sleeve pieces, and the ends of the two sleeve pieces are respectively provided with a mating joint end. Used to form a ring shape. 13. The ball screw of claim 8, wherein the angle between the passage and the push groove is forty-five degrees. 14. A ball screw comprising: a shaft having a threaded groove on a surface; a nut having a through hole for the shaft, the inner diameter of the through hole having a thread groove, the thread groove and the thread The groove is matched to form a load path, and the axial direction of the nut is provided with a channel having an angular difference from the shaft, the outer edge of the nut is provided with a ring groove, and the ring φ groove communicates with the channel; and a reflow element is disposed at the a returning member is provided with a return passage, the return passage is connected with the load path to form a circulation path; a plurality of rolling elements are received in the circulation path; and a sleeve member is disposed on the screw In the annular groove of the cap, the inner circumference is provided with a plurality of pushing grooves parallel to the shaft, the pushing groove and the passage are fitted with an angular difference, and the pushing groove cooperates with the rolling element passing through the passage. 15. The ball screw of claim 14, wherein the 14 1354075 rolling element is a ball. 16. The ball screw according to claim 14, wherein the at least one end surface of the piece is provided with a _ ring groove, and the bearing body is provided with a plurality of bearing components, and the bearing component is The side wall of the ring groove is in contact. 17. The ball screw of claim 14, wherein the nut has a plurality of keyholes at both axial ends. The axial positions of the two reflow elements are each provided with a Wei lock hole. And the hat (four) view fit and the wire lock is fixed. [18] The ball screw according to claim 14, wherein the cymbal element is composed of two semi-circular sleeve pieces, and the ends of the two sleeve pieces have an fit. The joint ends are configured to form a ring shape. 19. The ball screw of claim 14, wherein the channel has an angle difference of 45 degrees from the pushing groove. 15
TW97140686A 2008-10-23 2008-10-23 Ball screw TWI354075B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI476334B (en) * 2012-12-28 2015-03-11 Hiwin Tech Corp Simple ball lead screw
TWI678475B (en) * 2018-11-30 2019-12-01 國立勤益科技大學 Fastening device and manufacturing method of fastening device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105020356A (en) * 2015-06-08 2015-11-04 苏州亚思科精密数控有限公司 High-load-bearing lead screw mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI476334B (en) * 2012-12-28 2015-03-11 Hiwin Tech Corp Simple ball lead screw
TWI678475B (en) * 2018-11-30 2019-12-01 國立勤益科技大學 Fastening device and manufacturing method of fastening device

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