M272632 八、新型說明： 【新型所屬之技術領域】 本案係關於一種衝擊式起子，特別是指一種以衝擊震動方式旋開過緊或發 生卡牙的鎖結件。 【先前技術】 習式衝擊起子，如第一圖，包含一衝擊握柄（10)、_彈簧（U)、一可壓縮 該彈簧（11)而容置於該衝擊握柄（10)内的接合軸（12)、—可穿置組結該衝擊握 ⑩柄（10)與該接合軸⑽的插銷⑽，以及—套設在該衝擊握柄（1〇)外部的概套 (⑷》靖擊握柄（10)的壁面相對位置設―概呈倒¥形的孔位（而），供上述之 插銷（13)兩端容於該孔位（101)中。 上開習式衝擊起子使用在難以旋開或發生卡牙的鎖結件上，其主要是在接 合軸（12)的另端組設一套筒⑽，該套筒⑽可再組合一起子頭（圖未示），諸 如一字起、十字起等，甚至可腦合另-祕的套筒。以起子觀合待鬆開的 鎖結件’並以—隻手握持該衝擊握柄⑽’再以另—隻手拿榔頭敲擊該衝擊握 鲁柄⑽的端部⑽），該衝擊力量的反作用力使該接合軸⑽壓縮彈菁⑴），而 由於雜合軸⑽受編鎖⑽限位於該孔位⑽）上，所以雜銷⑽於孔位 (ίου中位移，且因孔位⑽）的方向繼而連動該接合轴⑽及起子頭產生些微 角度的疑轉變化’以鬆動該鎖結件，再以其他的手工具卸離該鎖結件。 上開習式衝擊起子待改進之處在於·· 該衝擊握柄（10)係以實心的金屬材鍛造，除了加工設置供接合轴⑽組合 __卜心㈣’帳雜柄的幽重，材料成本高 昂0 M272632 因鍛造以及節省材料成本之故，該衝雜柄⑽通f射卜表面科任何凸 出的播物。當使用者持榔頭敲擊該衝擊握柄⑽時，沒有擋物適時將偏移位置 的榔頭阻隔，極容易敲擊到握持該衝擊握柄的手，而且強大的敲擊力量將使被 敲擊的手發生嚴重傷害。 ” ▲在實心圓柱形的接合軸⑽上加工徑向貫穿一供插銷⑽樞穿的孔洞是有 些許困難度的，原因是圓柱形的接合軸⑽因易滾動而難定位，校正中心容易 發生偏差’而加^具於實心圓柱上產生貫穿孔的加码間長，過程中增加了 _校正巾心發生偏差的可能，因此加工械品數量偏高。 【新型内容】 …本案為解決上開習式衝擊起子衝擊握柄的重量過重，材料成本高昂，沒有 適田〜構保δ蒦使用者手部，以及加工瑕疲品數量偏高等問題。 本案解決上述問題之技術方案包含：一由實心結構之第一主體以及一管狀 第二主體_麵結合喊之衝雜柄，該第_主體更設—直徑較該第二主體 =外徑為大的播緣；—設於上述第二主體相異於第—主體端部内的彈簧；一可 鲁，縮上述彈簧而容置於上述第二主體内的衝擊轴；該衝擊轴相對該彈菁之一端 设-斷面為矩形之定位軸孔，而相異該彈篑之—端—體設—好接頭；至少一 设於該第二主體上的導引孔，以及_徑向貫穿該衝擊軸之插銷孔化—插銷， 透過該導引孔樞穿於該插銷孔位中，該插銷至少_端位於該導引孔中卜外轴 套，包覆於上述第二主體外。 本案達成之目的及功效之_，係將衝擊握柄改由第—主體以及第二主體同 軸相對組合而成，並以實心結構保持第一主體的結構強度，而以管狀第二主體 大幅減少衝擊握柄的重量。 一 6 M272632 本案達成之目的及功效之二，係上述第—主體可製出一大於第二主體外徑 的撞緣，此為-保護使用者握持該衝擊握柄之手部避免被榔頭敲擊的重要措施。 本案達成之目的及功效之三，係在第二主體外更可包覆_外軸套，該外轴 套以塑膠想賴成’可增麵持舒舰並域衝擊握柄呈現更為美觀的視覺 效果。 本案達成之目的及功效之四，係將上述衝擊軸與起子接頭製為—體，簡化 結構零組件，以便於組裝。 本案達成之目的及功效之五，M272632 VIII. Description of the new type: [Technical field to which the new type belongs] This case relates to an impact driver, in particular to a locking piece that is unscrewed or has a snapping tooth by means of impact vibration. [Prior art] As shown in the first figure, a conventional impact driver includes an impact grip (10), a spring (U), and a spring that can compress the spring (11) and be accommodated in the impact grip (10). The engaging shaft (12),-a bolt ⑽ that can be assembled to combine the impact grip handle (10) and the engagement shaft ⑽, and-an approximate sleeve (⑷) set on the outside of the impact handle (10) The relative position of the wall surface of the grip handle (10) is provided with an approximately inverted ¥ -shaped hole (and) for the two ends of the above-mentioned bolt (13) to be accommodated in the hole (101). On the locking member that is difficult to unscrew or jam, it mainly sets a sleeve ⑽ on the other end of the engaging shaft (12), and the sleeve ⑽ can be combined with a subhead (not shown), such as You can even use a screwdriver, a cross, etc. to even close another sleeve. Use a screwdriver to view the locking piece to be loosened, and hold the impact grip ⑽ with one hand, and then with the other hand. Take a hammer and hit the end ⑽) of the impact grip ⑽), the reaction force of the impact force makes the engaging shaft ⑽ compress the elastic ⑴), and because the hybrid shaft ⑽ is limited to the hole by the lock ⑽), so the miscellaneous pin 位移 is displaced in the hole position (ίου, and due to the direction of the hole position ⑽), then the joint shaft ⑽ and the screwdriver head are linked to produce a slight angle of suspicious change 'to loosen the lock piece, and then Remove other hand tools from the lock. The improvement of the above-mentioned impact screwdriver is that the impact grip (10) is forged with solid metal material, except for the processing and setting for the combination of the shaft and the shaft __ 卜 心 ㈣ 'the weight of the miscellaneous handle, material High cost 0 M272632 Due to forging and saving material costs, the punch handle handles any protruding seed on the surface of the f branch. When the user hits the impact grip 持 with a hammer, there is no barrier to block the hammer in an offset position in a timely manner, and it is extremely easy to strike the hand holding the impact grip, and the strong striking force will make the knocked A serious injury occurred to the hitting hand. ”▲ It is a little difficult to machine a hole in the solid cylindrical joint shaft 径向 that penetrates the pin ⑽ in the radial direction. The reason is that the cylindrical joint shaft ⑽ is difficult to locate due to easy rolling, and the correction center is prone to deviation. 'And the addition of the coded length of the through hole on the solid cylinder increases the possibility of _correction of the deviation of the towel center during the process, so the number of processing equipment is high. [New content]… This case is to solve the opening practice The impact screwdriver's impact grip is too heavy, the material cost is high, and there are no problems with the user's hand, such as Shida ~ structural protection, and the number of processing defects is too high. The technical solution to solve the above problems in this case includes: The first main body and a tubular second main body are combined with a shouting handle. The first main body is further provided with a diameter larger than that of the second main body and a large outer diameter. The second main body is different from the second main body. A spring in the end of the first body; an impact shaft that can be shrunk to accommodate the spring in the second body; the impact shaft is provided with a positioning shaft hole with a rectangular cross-section relative to one end of the elastic body, and Different from the impeachment—the end—the body is provided—a good joint; at least one guide hole provided on the second body, and _ the pin hole that penetrates the impact shaft radially—the pin is pivoted through the guide hole In the pin hole position, at least the _ end of the pin is located in the guide hole and the outer sleeve is covered by the second body. The purpose and effect achieved in this case is to change the impact grip from the first- The main body and the second main body are coaxially opposed to each other, and the structural strength of the first main body is maintained by a solid structure, while the weight of the impact grip is greatly reduced by the tubular second main body. 6 M272632 The second purpose and effect achieved in this case is The above-mentioned first body can produce a collision edge larger than the outer diameter of the second body, which is an important measure to protect the user's hand holding the impact grip from being hit by a hammer. The outer shaft sleeve can be covered outside the second body. The outer shaft sleeve is made of plastic, which can be used to increase the surface and hold the Shujian parallel domain impact grip to present a more beautiful visual effect. The objectives achieved in this case and The fourth effect is to combine the above-mentioned impact axis with The sub-system for the linker - body structure is simplified components in order to achieve the object of the case assembly and effectiveness of five.
係上述衝擊軸之定位軸孔在徑向加工該插銷 孔位時m機具之校正中心桿可以穿人該定位軸孔中，輔助定位該衝擊轴， 以利校正中心，減少瑕疵品。 口十本案達成之目的及功狀六，係上述衝雜加讀造觸孔辦，事實上 八需穿過該定位軸孔之孔壁即可’加卫時間縮短，而且容易加卫，瑕疲品可大 幅降低。 ”達成之目的及功效之七’係第二主體採管形結構，以及該衝擊轴之定 _位轴孔，均可達到再減輕衝擊握柄重量之目的。 本案達成之目的及功效之八，係上述第—讀収第二·魏以緊配合 式予以、.、。合’組合技術料實施且具有相當的穩固性。 【實施方式】 如第二、三、四圖’本案衝擊式起子組，包含： 二—衝擊握柄⑽，為金屬材f，包含_實心的第—主體⑵）以及管狀的第 、_ ) 用偏第主體(21)_體的結合軸(⑵緊配合於該第二主體⑽ 的&。邊第-主體⑻具有一直徑較第二主體(25)外徑為大的擔緣⑽。該 M272632 第二主體(25)的另一端内部設一彈簧容槽（26)以及一軸合槽（27)，並在轴合槽 (27)槽壁的相對位置各設一倒v型的導引孔(28)，而外壁於相對該導引孔(28) 之位置設一環槽（29); 一彈簧（30)，設於上述彈簧容槽（26)中。 一衝擊軸(40)，設於上述軸合槽（27)中，其一端設一斷面呈矩形之定位軸 孔(41)，另一端一體設一起子接頭（45)。其具有定位軸孔（41)之一端相對抵合 於上述彈簧（30)的端部，該軸合槽（27)並提供該衝擊軸（4〇)可軸向移動之空 鲁間；該起子接頭（45)則延伸出該第二主體(25)外，供一起子頭（46)結合其中。 該衝擊軸(40)相對該定位軸孔(41)處徑向設一插銷孔位(42)。 一插銷（50)，透過該導引孔(28)樞穿於該衝擊軸(4〇)的插銷孔位(42)中， 兩端並位於該導引孔（28)内。 一環圈（60)，套於上述衝擊握柄（2〇)之環槽（29)而遮覆該導引孔(28)以及 該插銷（50)。 一外軸套（70)，包覆於上述衝擊握柄（2〇)之第二主體(25)外。 鲁本案衝擊起子使用在難以旋開或發生卡牙的鎖結件上。主要以起子頭（46) 對合待鬆開的鎖結件，並以一隻手握持該衝擊握柄（2〇)，再以另一隻手拿榔頭 敲擊該衝擊握柄（1〇)的第一主體(21)，該衝擊力量的反作用力使該衝擊軸(4〇) 壓縮彈簧（30)，而由於該衝擊軸(4〇)受該插銷（50)限位於該導引孔(28)中，所 以該插銷⑽於導引孔⑽中位移，且因導引孔⑽的方向繼而連動該衝擊軸 (40)及起子頭（46)產生些微角度的旋轉變化，鬆動該鎖結件，便可以其他的手 工具將鎖結件卸離。 關於本案結構特色以及功效增進之處，申請人一一列述如下： 8 M272632 -、本案之衝雜柄⑽)係由第一主體⑵）以及第二主體(25)所構成。由於第 -主體(21)係被_敲擊的雜，因此以實心結_储相當的強度。第 二主體(25)則製成管狀，可以大幅減少衝擊握柄⑽的重量。 -上述第-主體(21)以及第二主體(25)係施以緊配合之方式予以結合，組合 技術谷易貫施且具有相當的穩固性。 -、本案衝雜柄(20)之第一主體⑵）可製出一擋緣(23)，該播緣⑽將第一 主體(21)及第-主體(25)做了適當雜隔。當使用者持榔頭敲擊該第一主 體⑵）而不慎偏料，榔頭會被該擋緣⑽播住或者成為—個緩衝部位， 以保護握持該衝擊握柄⑽的手不會被榔視擊，或者是大幅減輕挪頭擊 中手部的力量，這對於保護使用者而言是一項重要的措施。 本案衝擊握柄⑽)之第二主體(25)更可包覆—外軸套⑽，該外軸套(7〇) 以塑膠或橡膠製成’可增進握持舒適性並且使衝擊握柄⑽呈現更為美觀 的視覺效果。 五、本案上述衝擊軸(40)係與起子接頭(45)製為一體，簡化結構零組件，以便 於組裝。 ，、、本案衝擊軸⑽設斷面為矩形之定位轴孔⑹具有相當優秀的輔助意義。 例如’在徑向加工該插銷孔位(42)時，加工機具之校正中心桿可以穿入該 定位軸孔(41)中’ _定位該衝擊軸⑽，_校正中心、，且配合矩形斷 面的校正中心桿，該衝擊軸⑽於徑向加工設置插銷孔位⑽時無任何滾 動之虞，可確保加工精確度。又如，加卫刀具徑向加謂插銷孔位⑽時， 事實上等於只需穿過該定位軸孔⑹的孔壁而已，與上開先前技術所描述 加工刀具需貫穿整個實心的圓柱相較，本案插鎖孔位(42)的加工時間較 9 M272632 短，而且容易加工，瑕疵品可大幅降低。再如，該衝擊軸(40)的定仇轴孔 (41)更減輕了 一部份的材料重量。 雖然本案是以一個最佳實施例做說明，但精於此技藝者能在不脫離本案精 神與範疇下做各種不同形式的改變。以上所舉實施例僅用以說明本案而已，非 用以限制本案之範圍。舉凡不違本案精神所從事的種種修改或變化，倶屬本案 申請專利範圍。 【圖式簡單說明】 鲁第一圖係習用衝擊式起子組縱剖面圖。 第二圖係本案衝擊式起子組立體分解圖。 第二圖係本案衝擊式起子組立體外觀圖。 第四圖係本案衝擊式起子組縱剖面圖。 第五圖係本案衝擊式起子組使用時之縱剖面圖㈠。 第六圖係本案衝擊式起子組使用時之縱剖面圖（二）。 【主要元件符號說明】 籲20、衝擊握柄 21〜第一主體 結合軸 23〜擋緣 25〜第二主體 26〜彈簧容槽 27〜軸合槽 28〜導引孔 29- 環槽 30- 彈簧 40-衝擊軸 -環圈 70-外轴套 41- 定位軸孔 42- 插銷孔位 45- 起子接頭 46- 起子頭 50-插銷 10When the positioning shaft hole of the impact shaft is machined in the radial direction of the bolt hole position, the calibration center rod of the m tool can penetrate into the positioning shaft hole to assist in positioning the impact shaft to facilitate correction of the center and reduce defects. The purpose and merit achieved in this case are as follows: The above mentioned miscellaneous plus reading and making contact hole office. In fact, eight need to pass through the hole wall of the positioning shaft hole. Can be significantly reduced. The seventh of the achieved purpose and effect is that the second main body adopts a tubular structure, and the positioning shaft hole of the impact shaft can achieve the purpose of reducing the weight of the impact grip. The eighth purpose and effect achieved in this case, It is the first part of the above-reading. Second, Wei gave a tight-fitting combination of the combination of technical materials to implement and has considerable stability. [Embodiment] As in the second, third, and fourth illustrations, the impact driver set in this case , Including: Second, the impact grip ⑽, which is a metal material f, including _solid _ body ⑵) and tubular _, _) with the main shaft of the main body (21) _ body (close fit to the 第&Amp; of the two main body 边. The side-main body ⑻ has a flange ⑽ which has a larger diameter than the outer diameter of the second body (25). The other end of the second body (25) of the M272632 is provided with a spring receiving groove (26) ) And a shaft engaging groove (27), and an inverted v-shaped guide hole (28) is provided at the relative position of the groove wall of the shaft engaging groove (27), and the outer wall is provided at a position opposite to the guide hole (28). A ring groove (29); a spring (30) provided in the spring receiving groove (26); an impact shaft (40) provided in the shaft engaging groove (27) One end is provided with a positioning shaft hole (41) having a rectangular cross section, and the other end is integrally provided with a sub joint (45). One end of the positioning shaft hole (41) is relatively abutted against the end of the spring (30). The shaft engages the groove (27) and provides an axially movable space between the impact shaft (40); the screwdriver joint (45) extends out of the second body (25) for a subhead (46) ) Combined with it. The impact shaft (40) is radially provided with a bolt hole position (42) relative to the positioning shaft hole (41). A bolt (50) is pivoted to the impact shaft through the guide hole (28). In the bolt hole position (42) of (40), both ends are located in the guide hole (28). A ring (60) is sleeved on the ring groove (29) of the impact grip (20) to cover Cover the guide hole (28) and the latch (50). An outer shaft sleeve (70) covers the second body (25) of the impact grip (20). The impact screwdriver in the Luben case is difficult to use. Unscrew or lock the locking piece. Mainly use a screwdriver head (46) to match the locking piece to be released, and hold the impact grip (20) with one hand, and then use the other Hit the hammer with the hammer (1〇) A main body (21), the reaction force of the impact force causes the impact shaft (40) to compress the spring (30), and because the impact shaft (40) is limited by the latch (50) to the guide hole (28) Therefore, the latch pin 位移 is displaced in the guide hole ⑽, and the impact shaft (40) and the driver head (46) are caused to rotate slightly at different angles due to the direction of the guide hole ⑽, loosening the locking member, and Other hand tools can be used to detach the locking piece. With regard to the structural features of this case and the enhancement of its effectiveness, the applicant has listed them one by one as follows: 8 M272632-, the miscellaneous handle of this case 由) is composed of the first body ⑵) and the first Consists of two main bodies (25). Since the -th body (21) is _ knocked, it has a considerable strength with a solid knot. The second body (25) is formed into a tube, which can greatly reduce the weight of the impact grip ⑽. -The above-mentioned main body (21) and second body (25) are combined in a tight-fitting manner, and the combination technology is easy to implement and has considerable stability. -The first main body ⑵ of the miscellaneous handle (20) in this case can make a blocking edge (23), and the sowing edge 做 了 appropriately divides the first main body (21) and the first main body (25). When the user hits the first body ⑵ with a hammer) and accidentally misplaces the material, the hammer will be caught by the retaining edge ⑽ or become a buffering part to protect the hand holding the impact grip ⑽ from being hit by the hammer Sight strikes, or a significant reduction in the strength of the head hitting the hand, is an important measure for protecting the user. The second body (25) of the impact grip ⑽) in this case can be further covered-an outer sleeve ⑽, which is made of plastic or rubber 'to improve grip comfort and make the impact grip ⑽ Present more beautiful visual effects. 5. The above-mentioned impact shaft (40) in this case is integrated with a screwdriver joint (45) to simplify the structural components and facilitate assembly. In this case, the positioning of the impact shaft 矩形 with a rectangular positioning shaft hole ⑹ has a very good auxiliary significance. For example, 'When the bolt hole position (42) is machined in the radial direction, the calibration center rod of the processing tool can penetrate into the positioning shaft hole (41)'. _Position the impact shaft ⑽, _ Calibration center, and fit a rectangular section. The calibration shaft, the impact shaft (in the radial processing and setting of the pin hole position) without any risk of rolling, can ensure processing accuracy. For another example, when the radial position of the bolt pin is added by the guard tool, in fact, it only needs to pass through the hole wall of the positioning shaft hole ⑹, as compared with the solid cylinder that the machining tool described in the previous technique needs to penetrate through. In this case, the processing time of the lock hole position (42) is shorter than that of 9 M272632, and it is easy to process, and the defective products can be greatly reduced. As another example, the decisive shaft hole (41) of the impact shaft (40) further reduces a part of the material weight. Although this case is described with a preferred embodiment, those skilled in the art can make various changes without departing from the spirit and scope of this case. The above examples are only used to illustrate the case, not to limit the scope of the case. Any modification or change that does not violate the spirit of this case falls within the scope of patent application in this case. [Schematic description] Lu first figure is a longitudinal sectional view of a conventional impact driver group. The second figure is an exploded perspective view of the impact driver group in this case. The second figure is a three-dimensional appearance view of the impact driver group in this case. The fourth figure is a longitudinal sectional view of the impact driver group in this case. The fifth figure is a longitudinal sectional view of the impact driver set in use in this case ㈠. The sixth figure is a longitudinal section view (2) of the impact driver group used in this case. [Description of main component symbols] Call 20, Impact grip 21 ~ First body coupling shaft 23 ~ Retaining edge 25 ~ Second body 26 ~ Spring receiving groove 27 ~ Shaft engaging groove 28 ~ Guiding hole 29- Ring groove 30- Spring 40-impact shaft-ring 70-outer sleeve 41-locating shaft hole 42-pin hole position 45-driver joint 46-driver head 50-pin 10