M325901 八、新型說明: 【新型所屬之技術領域】 本創作係-種關於扭力扳手的手卫具的技術領域,尤指針 對數位化的扭力扳手,本創作 个钔作讓數位式手工具具有更靈活多元 化的使用型態。 【先前技術】 扣由手工具中的扭力扳手是用於指示對螺帽、 元件的鎖緊扭力程度。而赵h ^ 予往寻鋇口又 數位式扳手本創作係一種操作螺鎖元 緊固的扳手工具,尤指具備測量扭力的扳手是透過應 ^去以及手柄以固定排序來加長的型態,可以大範圍地讀取 使用者施力於扳手的扭力值。 1 =在所知扭力扳手都是手柄_端,設置為套筒扳手頭部形 ^間吕之,無論扭力讀取方式如何變化,扭力板手的形態是 種都疋套筒扳手頭部形態,比如證書號似阳7號「扭 < W新型專利案即是。該引證前案係以於扳手本體尾端組 吕又一扭力裝置,藉以旌叙 ιν . 動調整組而可帶動支撐裝置軸向移動, 以推移調整組在定位於適去 -之區段。 位置時,來提示使用者已達扭力值 准產數位化是為趨執 φί , 疋马趨勢,刖述以目視刻度來判斷扭力值的 型態較缺乏精準性;然而 幻 複雜,侧重電子…:電子式扭力扳手,其構造多較 r 電子零件的感測型態,成本偏高。 【新型内容】 本創作者鑑於前沭认^ ^ . 攻的問遂,遠而用心研究開發,因此本創 作主要目的係在提供—缸+則 種數位顯不的扭力扳手,其主要係扭 M325901 扳手係以簡單構造的調整機 顯示器,能以受Μ形變狀離=/ 口 °又置應變規而電連接數位 地顯示數位型態,達: = : = : 更為早純的數位顯示的扭力扳手。 為了可達到前述的目的,本創作所運 提供-種數位顯示的扭力扳手,其係扭力扳手又= 中空狀之管端’該本體連結-用以顯示扭力數值的為 器’該管端另結合一調整機構;其中 職的數位顯不 該調整機構包含一轴組件、 軸組件-端露出該管端,另—端設有支載: 末端係為外徑小於該支持部之軸身,該承載套内側二為二 以對應結合料支持部外側,内側另—端料師二 轴身外徑的貫孔’保持該貫孔内側與該軸身外側之間有距 離,使該承載套於相應該貫孔之外側固定貼靠 =示器的應變規,而該調整環係—^ 人Γί端外側’該調整環並以可調整轴向位移地結合該接 :組件露出該管端之該端;藉以該軸組件之軸身、承載套、應 變規進入該管端内,該軸組件與該調整環連結。 Μ 要說明因如此下依所據歹r創作的技術手段’本創作可崎得的功效,簡 卜本創作之構造單純,只要設置調整機構中的承載套、 :=、應變規,搭配電連接數位顯示器即可,無須多量的電 千式零件,成本低、使用壽命長、故障率較低。 2、本創作之調整機構,利用轉動調整環來帶動軸組件, :承載套朝扭力扳手原有之彈簧來壓抵’使彈簧因此產生形 變’由於貫孔内側壁與軸身外徑有間距而形成有如自由端 M325901 有受壓的空間,因此有足夠靈敏度讓應變規經由承載套擠壓彈 -簧過程,偵測彈簧擠壓承載套受壓形變的應變值,得知扭力扳 -手實施之時所债測得出的扭力值,透過數位顯示器將扭力值數 位化並且顯示於螢幕上,不同於以往的構造,具有一量測的可 靠性。 【實施方式】 本創作係一種數位顯示的扭力扳手,如第一圖所示,其係 包含一本體(ίο)、一設置於本體(10)之數位顯示器、一用 春以調整扭力的調整機構(3〇)。 請再參看第一至三圖,其中該本體(1〇) 一端是具一套筒的 工具頭,另一末端為中空狀之管端(11),管端(n)上開設一道 長槽(12),本體(1〇)上係設置一數位顯示器(2〇),其以包夾狀 地連結於本體(1〇);以及 該調整機構(30)係包含一軸組件(31 )、一承載套(34)、一 調整% (36);如第二、四、五圖所示,其中軸組件(31)係為轴體 狀,一端外徑大於管端(U)内徑,其外側設有外螺紋(32),相 _鄰外螺紋(32 )係為容許進入管端(丨丨)内的肩部(32丨),不同於外 •螺紋(32)之另一端係設有螺紋較粗的支持部(331),該端末端係 為外徑小於支持部(331)之軸身(33),該承載套(34)係為中空管 體,内側一端係形成結合部(341),用以對應螺合於支持部(331) 而為内螺紋面,内側另一端則為貫孔(342),貫孔(342)的内徑 ,顯者大於軸身(33)外徑,承載套(34)在一端外側對應長槽(12) 位置叹置一銷(343),藉以承載套(34)受限於長槽(12)不會旋 轉’並可沿長槽(12)軸向位移,承載套(34)於相應貫孔(342) 兩對稱之外側,係各別固定貼靠一用以檢測應力變化的應變規 7 M325901 (35),應變規(35)在隨著調整機構(3〇)震入管端(⑴時,係配 •合電連接數位顯不器(20),前述的支持部(331)與結合部(3〇 ,可以是螺紋接合,或是卡制接纟,總之是為讓承載套(Μ)藉結 合部(341)支持於軸組件(31),以確保貫孔(342)與軸身不 接觸、保持間距狀況下有一支持作用;以及 該調整環(36)係以不可軸向移動地手段環套安裝於管端 (11)外側,使調整環(36)無法軸向位移,只能徑向轉動,' 並且 調整環(36)以可調整軸向位移地手段來接合轴組件(31),其中 籲調整環(36)内側設有内螺紋(361)以對應轴組件(31)之外螺紋 (32);因此軸組件(31)之轴身(33)、承載套(34)、應變規(π)、 肩部(321)伸入管端(11)内,而使軸組件(31)之外螺紋(32)於露 出管端(11)之外,供該位於管端(11)外侧的調整環(36)内螺紋 (361)接合,使轴組件(31)與調整環(36)連結,形成軸身 恰伸入管端(11)内原設置的彈簧(4〇)中空處,使彈簧(4〇) 一端 成削平的平切端(41)對應壓抵於承載套(34)形成貫孔(342)之 該端面上,彈簧(4〇)另一端係壓抵於一定位座(42),定位座(42〉 鲁另端係靠抵於一止動件(43),形成彈簧(4〇)受到止動件(43)之 、定位而不會移動,只有在調整環(36)與軸組件(31)形成相對移 動時’才會受到承載套(34)之壓抵而形變。 因此本創作之特點係在於測知扭力時,只要轉動調整環 (36) ’便能螺合帶動軸組件(31),使軸組件(31)因為移動而讓 承載套(34)朝彈簧(4〇)平切端(41)壓抵,以令彈簧(4〇)產生形 隻在承載套(34)之貫孔(342)該端Μ抵彈簧(40)當中,因為貫 孔(342)該端内側壁與轴身(33)外徑有間距有如自由端,形成承 载套(34)有可受壓而生形變的餘隙空間,讓位於貫孔(342)該端 8 M325901 外側面的應變規(35)有較佳的靈敏度,來經由承載套(34)擠壓 彈簧(40)過程,藉以偵測彈簧(40)擠壓承載套(34)受壓形變的 應變值,而得知扭力扳手實施之時所偵測得出的扭力值,透過 數位顯示器(20)將扭力值數位化並且顯示於螢幕上,如此便能 以較簡單的構造,提供數位化顯示的扭力扳手功能。 上述實施例僅為例示性說明本創作之技術及其功效,而非 用於限制本創作。任何熟於此項技術人士均可在不違背本創作 之技術原理及精神的情況下,對上述實施例進行修改及變化, 因此本創作之權利保護範圍應如後所述之申請專利範圍所列。 M325901 【圖式簡單說明】 第一圖係本創作較佳實施例之立體組合外觀圖。 第二圖係本創作較佳實施例之部份立體元件分解圖。 第三圖係本創作較佳實施例之調整機構立體組合示意圖。 第四圖係本創作較佳實施例之軸向部份剖視圖。 第五圖係本創作較佳實施例之端面剖視圖,用以顯示應變 規、承載套的位置關係。 【主要元件符號說明】 (10)本體 (11)管端 (12)長槽 (2 0 )數位顯示器 (30)調整機構 (31)轴組件 (32)外螺紋 (3 21)肩部 (33)軸身 (3 31)支持部 (3 4 )承载套 (341)結合部 (342)貫孔 (343)銷 (3 5 )應變規 (3 6 )調整環 (3 61)内螺紋 (40)彈簧 (41)平切端 (42)定位座 (4 3 )止動件M325901 VIII, new description: [New technical field] This creative department - the technical field of the hand guards of the torque wrench, especially the digital torque wrench, this creation makes the digital hand tools have more Flexible and diversified usage patterns. [Prior Art] The torque wrench in the hand tool is used to indicate the degree of locking torque to the nut and the component. And Zhao H ^ is looking for a digital wrench. This is a wrench tool that is used to tighten the screw, especially if the wrench with the torque is measured and the handle is fixed in a fixed order. The torque value applied by the user to the wrench can be read in a wide range. 1 = All the torque wrenches are known as the handle _ end, set to the socket wrench head shape ^ Lu, regardless of how the torque reading mode changes, the shape of the torsion wrench is a kind of 疋 socket wrench head shape, For example, the certificate number is like the No. 7 "Twisted" W new patent case. The pre-citation case is based on the end of the wrench body and another torque device, which can be used to drive the support shaft. To move, to adjust the group to position in the appropriate section. When the position, to remind the user that the torque value has been produced, the digitization is to achieve the φί, the hummer trend, and the visual scale is used to judge the torque. The value type is less precise; however, the illusion is complex, focusing on the electronic...: electronic torque wrench, its structure is more than the sensing type of r electronic parts, the cost is high. [New content] The creator recognizes the former ^ ^ . The question of attack is far and painstaking research and development. Therefore, the main purpose of this creation is to provide a torque wrench with a cylinder-type digital display. The main twisting M325901 wrench is a simple-structured adjustment machine display. Take shape The shape is separated from the / / mouth ° and the strain gauge is connected to the digital display digital position, up to: = : = : The torque indicator of the earlier pure digital display. In order to achieve the above purpose, the creation of this creation is provided - A digitally displayed torque wrench, which is a torque wrench and a hollow tube end 'the body is connected - a device for displaying the torque value'. The tube end is combined with an adjustment mechanism; the position of the position is not the adjustment mechanism The shaft assembly includes a shaft assembly end, the end of the shaft assembly is exposed, and the other end is provided with a support: the end is a shaft body having an outer diameter smaller than the support portion, and the inner side of the bearing sleeve is two to correspond to the outer side of the joint support portion. The through hole of the outer diameter of the inner shaft of the other end of the shaft is kept at a distance between the inner side of the through hole and the outer side of the shaft body, so that the bearing sleeve is fixed to the outer side of the corresponding through hole and the strain gauge of the indicator is fixed And the adjusting ring is connected to the outer side of the adjusting ring and is coupled with the adjustable axial displacement: the component exposes the end of the pipe end; thereby the shaft body, the bearing sleeve and the strain gauge of the shaft assembly Entering the pipe end, the shaft assembly and the adjusting ring 。 Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ Μ It can be connected with digital display, no need for a large number of electric thousand parts, low cost, long service life and low failure rate. 2. The adjustment mechanism of this creation uses the rotating adjustment ring to drive the shaft assembly: the bearing sleeve is facing the torque wrench The original spring is pressed against 'the spring is deformed accordingly'. Since the inner side wall of the through hole is spaced from the outer diameter of the shaft body to form a space with a pressure on the free end M325901, there is sufficient sensitivity for the strain gauge to be squeezed through the bearing sleeve. The spring-spring process detects the strain value of the compression sleeve of the spring-squeezing bearing sleeve, and knows the torque value measured by the torque when the torque wrench is implemented, digitizes the torque value through the digital display and displays it on the screen. Different from the previous structure, it has a measurement reliability. [Embodiment] The present invention is a digitally displayed torque wrench, as shown in the first figure, which comprises a body (ίο), a digital display disposed on the body (10), and an adjustment mechanism for adjusting the torque with spring. (3〇). Please refer to the first to third figures, wherein the body (1〇) has a tool head with a sleeve at one end, a hollow tube end (11) at the other end, and a long groove at the tube end (n) ( 12) The main body (1〇) is provided with a digital display (2〇) connected to the body (1〇) in a clip shape; and the adjustment mechanism (30) comprises a shaft assembly (31) and a bearing The sleeve (34) and the adjustment % (36); as shown in the second, fourth and fifth figures, wherein the shaft assembly (31) is in the form of a shaft, the outer diameter of one end is larger than the inner diameter of the tube end (U), and the outer side is provided. There is an external thread (32), the phase-adjacent external thread (32) is a shoulder (32丨) that allows entry into the pipe end (丨丨), and the other end of the external thread (32) is provided with a thread. a thick support portion (331), the end end is a shaft body (33) having an outer diameter smaller than the support portion (331), the bearing sleeve (34) is a hollow tube body, and the inner end portion is formed with a joint portion (341) The inner hole surface is correspondingly screwed to the support portion (331), and the inner end is the through hole (342). The inner diameter of the through hole (342) is larger than the outer diameter of the shaft body (33). Set (34) A pin (343) is slanted at the outer end of the one end corresponding to the long groove (12), whereby the bearing sleeve (34) is limited by the long groove (12) does not rotate 'and can be axially displaced along the long groove (12), the bearing sleeve (34) on the outer side of the two symmetry of the corresponding through hole (342), each of which is fixedly attached to a strain gauge 7 M325901 (35) for detecting the change of stress, and the strain gauge (35) is in accordance with the adjustment mechanism (3〇) When the vibration is inserted into the pipe end ((1), the coupling and the electric connection digital display device (20), the aforementioned support portion (331) and the joint portion (3〇, may be a threaded joint or a snap joint, in short, Supporting the bearing sleeve (Μ) to support the shaft assembly (31) to ensure that the through hole (342) does not contact the shaft body and maintain a supporting position; and the adjusting ring (36) is The non-axially movable means is mounted on the outer side of the pipe end (11) so that the adjusting ring (36) cannot be axially displaced and can only be rotated radially, and the adjusting ring (36) can be adjusted to adjust the axial displacement. Engaging the shaft assembly (31), wherein the inner side of the snap ring (36) is provided with an internal thread (361) to correspond to the external thread (32) of the shaft assembly (31); The shaft body (33) of the shaft assembly (31), the bearing sleeve (34), the strain gauge (π), and the shoulder portion (321) extend into the tube end (11), and the shaft assembly (31) is externally threaded (32). Outside the exposed tube end (11), the internal thread (361) of the adjusting ring (36) located outside the tube end (11) is engaged, and the shaft assembly (31) is coupled with the adjusting ring (36) to form a shaft body. Just extend into the hollow part of the spring (4〇) provided in the end of the pipe (11), so that the flat end (41) of the spring (4〇) is flattened and pressed against the bearing sleeve (34) to form the through hole (342). On the end surface, the other end of the spring (4〇) is pressed against a positioning seat (42), and the positioning seat (42> is pressed against the stopper (43) to form a spring (4〇). The moving member (43) is positioned without moving, and is only deformed by the bearing sleeve (34) when the adjusting ring (36) and the shaft assembly (31) are moved relative to each other. Therefore, the feature of this creation is that when the torque is measured, the rotation of the adjustment ring (36) can be used to screw the shaft assembly (31), so that the shaft assembly (31) moves the bearing sleeve (34) toward the spring (4). 〇) The flat cutting end (41) is pressed so that the spring (4〇) is formed only in the through hole (342) of the carrying sleeve (34), and the end is pressed against the spring (40) because the end of the through hole (342) The inner side wall is spaced apart from the outer diameter of the shaft body (33) as a free end, and the bearing sleeve (34) has a clearance space which can be deformed by pressure, so that the strain on the outer side of the end hole (342) of the end 8 M325901 The gauge (35) has a better sensitivity to press the spring (40) through the bearing sleeve (34), thereby detecting the strain value of the spring (40) pressing the bearing sleeve (34) under pressure deformation, and learning the torque The torque value detected by the wrench is digitally digitized and displayed on the screen through the digital display (20), so that the torque wrench function of the digital display can be provided in a relatively simple configuration. The above embodiments are merely illustrative of the techniques of the present invention and their effects, and are not intended to limit the present invention. Anyone skilled in the art can modify and change the above embodiments without violating the technical principles and spirit of this creation. Therefore, the scope of protection of this creation should be as listed in the patent application scope mentioned later. . M325901 [Simple Description of the Drawings] The first drawing is a three-dimensional combined appearance of the preferred embodiment of the present invention. The second drawing is an exploded view of a portion of the three-dimensional component of the preferred embodiment of the present invention. The third figure is a three-dimensional combination diagram of the adjustment mechanism of the preferred embodiment of the present invention. The fourth drawing is an axial partial cross-sectional view of the preferred embodiment of the present invention. The fifth drawing is an end sectional view of the preferred embodiment of the present invention for displaying the positional relationship of the strain gauge and the bearing sleeve. [Description of main component symbols] (10) Body (11) Tube end (12) Long slot (2 0 ) Digital display (30) Adjustment mechanism (31) Shaft assembly (32) External thread (3 21) Shoulder (33) Shaft body (3 31) support part (3 4 ) bearing sleeve (341) joint part (342) through hole (343) pin (3 5 ) strain gauge (3 6 ) adjustment ring (3 61) internal thread (40) spring (41) Flat cut end (42) positioning seat (4 3 ) stop