M356570 八、新型說明： 【新型所屬之技術領域】 本案係一種將圓鋸片直立定位進行研磨之立式鋸片研磨機。 第97209915號為本案國内優先權之基礎案。 【先前技術】 已知圓錯片周緣之《於制-段時職變鈍’需再聽崎制鑛片良 .好的切削能力。習知的研磨機具，如中華民國新型專利第M2872㈤號、第 •籲M27420G號所揭露者係為水平式機種，棚糾水平的固定在—定位轴上利 用-可相對於圓則之_往復直線位移的旋轉磨輪配合_片之定速轉動而 ' 研磨其鋸齒》 【新型内容】 水平式研磨機已知被應用於-般尺寸之圓鑛片研磨，而大型或巨型的圓鑛 片需考量其所占用之水平空間、研顧點位£校正以及安全性等醜，並不適 合採用水平式研^基於此’本財請人提出立式鑛柯磨機方案。 鲁 本案立式鑛片研磨機，包括： 一立座，呈直立狀固定於一實體面； 一鑛片故裝置’設於該立座之直立壁板，將直立狀的定位於 一意欲位置； 一砂輪進給裝置及-糾進给裝置，組設於該立座頂端的機箱中； 一動力單元’㈣鶴上述砂輪進給裝置及則進給裝置； 一砂輪裝置，受繼進_之㈣鐵圳嶋，以其所 屬之砂輪研磨所對應之圓鋸片鋸齒； 5 M356570 鑛片撥動益’乂該銀片進給裝置之控制而可施 夕姐裔，估诗IS1絲如 用力作用於該圓鋸片 之鋸齒使該圓鋸片轉動，將鋸齒逐一的進給至一研磨位 太査fr技夏而破該砂輪所研磨。 本案立式鑛片研磨機特別適用於巨型圓錯片之鑛齒研磨，將圓 位可大幅減少其所占用之水平空間。 疋 本案立式糾研雜祕-腦歧狀錄置，胃糾可 而線性位移調整，可調整該懸擺座之上定位轴而改變其懸擺角度，進:整該 圓鑛片的11心位置’關於各種E型的或大型的_歧用本案機具研磨。M356570 VIII. New description: [New technical field] This case is a vertical saw blade grinding machine that aligns the circular saw blade upright for grinding. No. 97209915 is the basic case of domestic priority in this case. [Prior Art] It is known that the circumference of the round-shaped piece is "clear in the system-segment" and it is necessary to listen to the fineness of the Kashiki ore. Good cutting ability. Conventional grinding tools, such as the Republic of China new patent No. M2872 (5), No. M27420G, are disclosed as horizontal models, the level of the shed correction is fixed on the positioning axis - the reciprocating straight line relative to the circle Displacement of the rotating grinding wheel with the constant rotation of the sheet and 'grinding its serrations' [New content] The horizontal grinding machine is known to be applied to the grinding of round ore in the same size, while large or large round ore pieces need to be considered. The occupied horizontal space, the research point correction and the security and other ugliness are not suitable for the horizontal research. Based on this, this person invites the vertical mine Ke mill program. The Luben vertical ore grinding machine comprises: a stand which is fixed in an upright shape on a solid surface; a slab device is disposed on the upright wall of the stand, and is positioned in an upright position; A grinding wheel feeding device and a correcting feeding device are arranged in a casing at the top of the stand; a power unit '(4) crane, the above grinding wheel feeding device and the feeding device; a grinding wheel device, which is further advanced (4) Tiezhen 嶋, with the circular saw blade serrated corresponding to the grinding wheel of its own; 5 M356570 ore piece mobilizes the 乂 ' 银 乂 乂 乂 乂 乂 乂 乂 乂 乂 乂 乂 乂 乂 乂 IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS The sawtooth of the circular saw blade rotates the circular saw blade, and the saw teeth are fed one by one to a grinding position to break the grinding wheel. The vertical ore grinding machine of this case is especially suitable for the grinding of the ore teeth of the giant circular wrong piece, which can greatly reduce the horizontal space occupied by the circular position.疋This case of vertical research and correction of mystery - brain ambiguous recording, gastric correction and linear displacement adjustment, can adjust the positioning axis above the hanging seat and change its hanging angle, into: the whole heart of the round ore Location 'About various E-type or large-scale _ use this machine to grind.
-位操作者可面對著_片的正面站立，並以雙手同步調整本案研磨機之 砂輪進給裝置的手轉螺私及刹進給裝置觸桿，明步之調整動作能 夠較快的定義出研磨之原點位置、鋸片進給速度以及砂輪進刀量，確保研磨之 精確性。 本案立式鑛片研磨機以單一動力源支持砂輪進給裝置及鑛片進給裝置之運 動，單-動力源之設計可節省動力源的配置空間，並且減少機具所耗用之電能。 【實施方式】 為便於忒明本案於上述新型内容一攔中所表示的中心思想，茲以具體實施 例表達。實施例中各種不同物件及其變形量或位移量係按適於例舉說明之比 例，而非按實際元件的比例予以繪製，合先敘明。 如第一圖、第二圖及第三圖’本案立式鋸片研磨機，主要包括： 一立座10，呈直立狀固定於一實體面。 —鑛片定位裝置20，設於該立座10之直立壁板，將一圓鋸片100呈直立 狀的定位，並調整該圓鋸片100之圓心位置。 一砂輪進給裝置30及一鋸片進給裝置50，組設於該立座10頂端的機箱13 6 M356570 中。 動力單兀70，用以驅動上述砂輪進給裝置3〇及錄片進給裝置。 • 一砂輪裝置4〇，受該砂輪進給裝置3〇之控制而於-垂直線上往復移動，以 - 其所屬之砂輪45研磨所對應之圓鋸片鋸齒。 -鑛片撥動器㈤，受該雜片進給裝置5Q之控制而可施—作用力作用於該圓 鑛片1〇0之鑛齒，使該圓雜片100轉動，將鑛齒逐一的進給至-研磨位置而被該 砂輪45所研磨。 • 如第二、三圖，上述鑛片定位裝置2〇，包括： -懸擺座21，其頂翻-上定位峨結合於該立座iQ之直立壁板彳1，可手 動調轉該上定位轴22預定角度，而改變該懸擺座21的懸擺角度。 -螺桿24 ’可轉動的定位於雜擺座21巾，受—手動轉獅之蝴而轉動。 -鑛片載具26 ’以其内螺紋結合於該螺桿24上，於該螺桿24旋轉時沿著該 懸擺座21往復移動。 上述圓鑛片100以其轴心可轉動的定位於該錯片載具26，基於該鑛片載具 鲁26可沿著該懸擺座21往復移動，以及該懸擺座Μ可調整懸擺角度之功能，而可 依據該_片1DD的尺寸調整該_片伽的圓心位置，使各種巨動或大型的 圓鋸片可使用本案機具研磨。 如第四圖、第五圖及第六圖； 上述動力單元70 ’包括一馬達71，輸出該馬達71動力的-撓性傳動件72以 及一減速裝置73。該減速裝置73_力輸出端控制ϋ輪74及—第二凸輪 75轉動。 上述砂輪進給裝置30，包括： 7 M356570 . 一以旋轉軸心3〇1定位於一固定基座31的第一搖桿32，該第一搖桿32以一 滾輪33接觸該第一凸輪74之輪廓，該第一凸輪74轉動，該第一搖桿32以該旋轉 軸心301為支點而搖動。 一線性定位於上述機箱13之線性滑動件34，該線性滑動件34具有一可左右 調整位置的滾輪35，該滾輪35接觸該第一搖桿32的上表面321，該第一搖桿32 的搖擺動作轉換成該線性滑動件34的垂直線性往復移動^上述砂輪裝置4〇安裝 於該線性滑動件34上，受其控制而沿著一垂直線移動進退，以其所屬之砂輪45 •研磨所對應之圓鋸片鋸齒。 該線性滑動件34的滾輪35係以内螺紋結合於一手轉螺桿36，該手轉螺桿36 之正反轉動，可控制該滾輪35沿著該手轉螺桿36而左右移動，改變其與該第一 搖才干32的接觸位點，從而改變該線性滑動件34之線性移動距離，以及該砂輪裝 置40的進刀量。 上述鑛片進給裝置50，包括： 一以旋轉軸心51定位於上述固定基座31的第二搖桿52，該第二搖桿52以一 鲁滾輪53接觸該該第二凸輪75之輪廊’該帛二凸輪75轉動，該第二搖桿52以該旋 轉軸心51為支點而搖動。 一以旋轉轴心54定位於上述機箱13箱壁之第三搖桿55，該第三搖桿55具有 一可左右位移調整位置的滾輪56，該滾輪56接觸該第二搖桿52的上表面521， 該第二搖桿52擺動，使該第三搖桿55以該旋轉軸心54為支點而搖擺，該旋轉軸 心54產生往復旋轉運動》 上述鑛片撥動器60包括以一旋轉接點61相連的—第一連桿62及一第二連桿 63，該第一連桿62以其上定位軸621軸接於該第三搖桿55之旋轉軸心54，該第 8 M356570 一連桿63的開放端設一鑛片撥桿64 ’該鑛片撥桿64作用於該圓錯片iQ〇的鑛齒 槽中。上述旋轉軸心54之往復旋轉運動使該第一連桿62以該上定位軸621為圓心 而產生左右之擺動，使該第二連桿63產生進退的往復移動，進而將鋸齒逐—的 進給至研磨位置而被該砂輪45研磨。 該第三搖桿55的滾輪53係以内螺紋結合於一手轉螺桿57，該手轉螺桿57之 正反轉動，可控制該滾輪53沿著該手轉螺桿57而左右移動，改變其與該第二搖 桿52的接觸位點，從而改變該第三搖桿55的搖擺幅度及其旋轉轴心54的往復旋 籲轉角度’調整該第一連桿62之往復擺幅及第二連桿63的進退移動距離，進而依 據圓鋸片的齒距調整進給速度。 上述動力單元70藉由第一凸輪74及第二凸輪75的凸輪輪廓配置，使第一搖 桿32、第二搖桿52及第三搖桿55的搖擺動作彼此有律動的配合，從而使該砂輪 進給裝置30及鋸片進給裝置5〇交互律動，該鋸片進給裝置5〇將圓鋸片1〇〇進給 一鋸齒至研磨位置之後，該砂輪進給裝置3〇控制砂輪45以一次昇降動作完成該 鋸齒之研磨，據此逐一的將該圓鋸片100的所有鋸齒研磨完成。 • 一位操作者可面對著圓鋸片1〇〇的正面站立，並以雙手同步調整本案研磨機 之砂輪進給裝置30的手轉螺桿36以及鋸片進給裝置50的手轉螺桿57，以同步之 調整動作能夠較快的定義出研磨之原點位置、鋸片進給速度以及砂輪進刀量， 確保研磨之精確性。 如第七圖至第八圖，表示上述砂輪裝置40及鋸片撥動器6〇交互動作而研磨 圓鋸片100的示意圖。 第七圖，該砂輪進給裝置30使該砂輪45於一原始位置，該鋸片進給裝置5〇 使第一連桿62依箭頭方向擺動，該鑛片撥桿64施-推力作用於該圓鑛片i00的齒 9 M356570 槽108中推轉該圓鋸片100，使一個待研磨的鋸齒101進入研磨位置。 第八圖，該砂輪45往下移動至研磨位置，對該研磨位置的鋸齒101進行研 磨。同時該第一連桿62依箭頭方向擺動，將鋸片撥桿64拉回至下一順位的齒槽 109。 再復回至第六圖，該砂輪45復位至原始位置，該鋸片進給裝置5〇使第一連 桿62依箭頭方向擺動，該鋸片撥桿64施一推力作用於該齒槽1〇9推轉該圓鋸片 100，而將下一個待研磨鋸齒102推入研磨位置，續進行第七圖所示之研磨動作。 鲁如此反覆執行，將該圓鋸片1〇〇之所有齒研磨。 如第五圖、第六圖、第九圖、第十圖，該砂輪進給裝置3〇的線性滑動件34 具有一基板341，該砂輪裝置40的背面具有一背板401，該基板314與該背板401 之間以結合組件402連接固定；機箱13具有一窗口 131供該結合組件402通過， δ亥窗口 131具有足夠使該結合組件402上下移動的空間尺寸，以便砂輪裝置4〇上 下移動。呈上所述，該第一搖桿32之搖擺動作使該線性滑動件34產生垂直線性 的往復移動，該砂輪進給裝置3〇控制砂輪45以一次上下移動的行程完成該鋸片 • 1〇〇-個鑛齒之研磨’該砂輪45反覆的上下動作即逐一的將該圓鋸片1〇〇的所有 鋸齒研磨完成。一個用以規範該線性滑動件34之上下線性行程以及提供復位助 力的裝置被附加在該砂輪進給裝置3〇，其主要為連接在該固定基座31以及該基 板341之上、下兩端可被彎撓及自動復回原狀的彎撓彈性體342 343，該二彎撓 彈體342,343在本案中係以兩塊金屬薄板實現。當該砂輪進給裝置控制該砂 輪裝置4Q往下移動使砂輪45對圓鋸片彳⑽之麵進行研磨時，該二彎挽彈性體 342,343因該線性飾件34之下移行程而被往下彎撓儲能，當砂輪裝置4〇受該砂 輪進給裝置30之控制而執行往上移之復位行程時，該二彎撓彈性體342343適時 M356570 釋能’從而提供一輔助力量幫助該線性滑動件34復位，並且減少該第一搖桿32 及動力單元70的運作阻力。 • 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*違本案精神所從事的種種修改或變化，俱屬本案 申請專利範圍。 【圖式簡單說明】 •第一圖為本案立體外觀圖。 第二圖為本案立座及鋸片定位裝置之立體外觀圖。 第二圖為本案圓錄片與立座之分解圖。 第四圖為本案立座上半部立體外觀圖。 第五圖為本案砂輪祕裝置及糾轉裝置之讀分解圖。 第六圖為本案砂輪進給裝置及進给裝置之組合外觀圖。 第七圖為本案研磨動作示意圖之一。 ‘ •第八圖為本案研磨動作示意圖之二。 第九圖為本案之側侧，主要描述二彎撓雜體為水平狀態。 第十圖為本案之側觸，主要描述二管撓彈性體為撓性彎弧的動作狀離、 11- The operator can face the front of the _ piece, and adjust the hand-turning screw and the brake-feeding device to the grinding wheel of the grinding machine of the grinding machine with both hands. The adjustment action of the clear step can be faster. Define the origin of the grinding, the feed rate of the saw blade and the amount of grinding wheel feed to ensure the accuracy of the grinding. In this case, the vertical ore grinding machine supports the movement of the grinding wheel feeding device and the ore feeding device with a single power source. The design of the single-power source can save the configuration space of the power source and reduce the power consumed by the machine. [Embodiment] In order to facilitate the clarification of the central idea expressed in the above-mentioned novel content, the present embodiment is expressed by a specific embodiment. The various items and their amounts of deformation or displacement in the embodiments are drawn to the proportions exemplified in the description and not to the proportions of the actual elements. As shown in the first figure, the second figure and the third figure, the vertical saw blade grinding machine mainly comprises: a stand 10 which is fixed in an upright shape to a solid surface. The ore locating device 20 is disposed on the upright wall of the stand 10 to position a circular saw blade 100 in an upright position and adjust the center position of the circular saw blade 100. A grinding wheel feed device 30 and a saw blade feeding device 50 are disposed in the casing 13 6 M356570 at the top end of the stand 10. The power unit 70 is used to drive the above-mentioned grinding wheel feeding device 3〇 and the film feeding device. • A grinding wheel device 4〇 is reciprocated on the vertical line under the control of the grinding wheel feeding device 3〇, and the corresponding circular saw blade serration is ground by the grinding wheel 45 to which it belongs. - the ore piece dialer (5) is controlled by the chip feeding device 5Q to apply a force to the ore teeth of the round ore piece 1〇0, so that the round piece 100 rotates, and the ore teeth are one by one The feed to the -grinding position is ground by the grinding wheel 45. • As shown in the second and third figures, the above-mentioned ore positioning device 2〇 comprises: a suspension seat 21 whose top-up positioning position is coupled to the upright wall 彳1 of the stand iQ, which can be manually adjusted. The shaft 22 is at a predetermined angle, and the hanging angle of the pendulum seat 21 is changed. - The screw 24' is rotatably positioned in the weft seat 21, and is rotated by the butterfly of the manual lion. The ore carrier carrier 26' is coupled to the screw 24 with its internal thread, and reciprocates along the suspension seat 21 as the screw 24 rotates. The above-mentioned round ore 100 is rotatably positioned on the wrong carrier 26 by its axis, and the reel can be reciprocated along the suspension seat 21 based on the ore carrier 26, and the hanging can be adjusted The function of the angle, and the position of the center of the _ piece gamma can be adjusted according to the size of the _ piece 1DD, so that various giant or large circular saw blades can be ground using the machine of the present invention. 4, 5, and 6; the power unit 70' includes a motor 71, a flexible transmission member 72 that outputs power of the motor 71, and a reduction device 73. The speed reducing device 73_ the force output terminal controls the turning wheel 74 and the second cam 75 to rotate. The above-mentioned grinding wheel feeding device 30 includes: 7 M356570. A first rocker 32 positioned at a fixed base 31 by a rotating shaft center 3〇1, the first rocking lever 32 contacting the first cam 74 with a roller 33 The first cam 74 rotates, and the first rocker 32 swings with the rotation axis 301 as a fulcrum. a linear slider 34 linearly positioned on the chassis 13, the linear slider 34 has a roller 35 that can be adjusted to the left and right, the roller 35 contacts the upper surface 321 of the first rocker 32, the first rocker 32 The rocking motion is converted into a vertical linear reciprocating movement of the linear slider 34. The grinding wheel device 4 is mounted on the linear slider 34, and is controlled to move forward and backward along a vertical line to be associated with the grinding wheel 45. Corresponding circular saw blades are serrated. The roller 35 of the linear slider 34 is internally threadedly coupled to a hand rotating screw 36. The forward and reverse rotation of the hand rotating screw 36 controls the roller 35 to move left and right along the hand rotating screw 36, changing the first and the first The contact point of the stem 32 is shaken, thereby changing the linear movement distance of the linear slider 34, and the amount of feed of the grinding wheel device 40. The above-mentioned ore piece feeding device 50 includes: a second rocker 52 positioned at the fixed base 31 by a rotating shaft 51, the second rocker 52 contacting the wheel of the second cam 75 with a roller roller 53 The second boom 75 rotates, and the second rocker 52 swings with the rotation axis 51 as a fulcrum. a third rocker 55 positioned on the wall of the casing 13 by the rotating shaft 54. The third rocker 55 has a roller 56 that can adjust the position of the left and right, and the roller 56 contacts the upper surface of the second rocker 52. 521, the second rocker 52 swings to swing the third rocker 55 with the rotation axis 54 as a fulcrum, and the rotation axis 54 generates a reciprocating rotation motion. Point 61 is connected to a first link 62 and a second link 63. The first link 62 is pivotally connected to the rotation axis 54 of the third rocker 55 by its upper positioning shaft 621. The 8th M356570 The open end of the connecting rod 63 is provided with a rocker lever 64' which acts on the ore pocket of the circular strip iQ. The reciprocating rotational movement of the rotating shaft 54 causes the first link 62 to swing left and right with the upper positioning shaft 621 as a center, so that the second link 63 generates a reciprocating movement of the forward and reverse directions, thereby further cutting the saw teeth. The grinding wheel 45 is ground to the grinding position. The roller 53 of the third rocker 55 is internally threadedly coupled to a hand rotating screw 57. The forward and reverse rotation of the hand rotating screw 57 controls the roller 53 to move left and right along the hand rotating screw 57 to change the same. The contact point of the second rocker 52, thereby changing the swing amplitude of the third rocker 55 and the reciprocating angle of the rotation axis 54' adjusts the reciprocating swing of the first link 62 and the second link 63 The advance and retreat movement distance, and then adjust the feed speed according to the pitch of the circular saw blade. The power unit 70 is configured such that the rocking motions of the first rocker 32, the second rocker 52, and the third rocker 55 are rhythmically coupled to each other by the cam profile of the first cam 74 and the second cam 75, thereby The grinding wheel feeding device 30 and the blade feeding device 5 are alternately rhythmically. After the saw blade feeding device 5 feeds the circular saw blade 1 into a sawing tooth to the grinding position, the grinding wheel feeding device 3 controls the grinding wheel 45. The grinding of the serrations is completed in one lifting operation, whereby all the serrations of the circular saw blade 100 are polished one by one. • An operator can stand facing the front of the circular saw blade 1 and adjust the hand rotation screw 36 of the grinding wheel feed device 30 of the grinding machine and the hand rotation screw of the blade feeding device 50 with both hands. 57. The synchronous adjustment action can quickly define the origin position of the grinding, the feed rate of the saw blade and the feed amount of the grinding wheel to ensure the precision of the grinding. 7 to 8 are schematic views showing that the above-described grinding wheel device 40 and the blade shifter 6 are alternately operated to grind the circular saw blade 100. In the seventh figure, the grinding wheel feeding device 30 causes the grinding wheel 45 to be in an original position, the saw blade feeding device 5 sways to swing the first link 62 in the direction of the arrow, and the slab lever 64 applies a thrust to the original The circular saw blade 100 is pushed in the tooth 9 M356570 slot 108 of the round ore i00, so that a saw tooth 101 to be ground enters the grinding position. In the eighth figure, the grinding wheel 45 is moved downward to the grinding position, and the saw tooth 101 of the grinding position is ground. At the same time, the first link 62 swings in the direction of the arrow, pulling the blade lever 64 back to the next position of the slot 109. Returning to the sixth figure, the grinding wheel 45 is reset to the original position, the saw blade feeding device 5 is configured to swing the first link 62 in the direction of the arrow, and the blade lever 64 applies a thrust to the slot 1 The 〇9 pushes the circular saw blade 100, and pushes the next sawtooth 102 to be ground into the polishing position, and continues the polishing operation shown in FIG. Lu performed this repeatedly, grinding all the teeth of the circular saw blade 1〇〇. As shown in the fifth, sixth, ninth, and tenth drawings, the linear slider 34 of the grinding wheel feeding device 3 has a substrate 341 having a back plate 401 on the back surface thereof, the substrate 314 and The backplane 401 is connected and fixed by the joint assembly 402. The cabinet 13 has a window 131 for the joint assembly 402 to pass through, and the δH window 131 has a space size sufficient for the joint assembly 402 to move up and down, so that the grinding wheel device 4 〇 moves up and down. . As described above, the rocking motion of the first rocker 32 causes the linear slider 34 to generate a vertical linear reciprocating movement, and the grinding wheel feeding device 3〇 controls the grinding wheel 45 to complete the saw blade in a one-time up and down movement. 〇-Polishing of a mineral tooth' The vertical movement of the grinding wheel 45 repeatedly completes the grinding of all the serrations of the circular saw blade 1〇〇 one by one. A device for regulating the upper linear stroke of the linear slider 34 and providing a reset assist is attached to the grinding wheel feeding device 3, which is mainly connected to the fixed base 31 and the upper and lower ends of the substrate 341. The curved elastic body 342 343, which can be bent and automatically returned to its original shape, is realized by two metal sheets in the present case. When the grinding wheel feeding device controls the grinding wheel device 4Q to move downward to cause the grinding wheel 45 to grind the surface of the circular saw blade (10), the two curved elastic members 342, 343 are lowered due to the downward movement of the linear decorative member 34. The energy storage is bent, and when the grinding wheel device 4 is controlled by the grinding wheel feeding device 30 to perform the upward moving resetting stroke, the two bending elastic body 342343 timely releases the M356570 to provide an auxiliary force to assist the linear sliding The member 34 is reset and reduces the operational resistance of the first rocker 32 and the power unit 70. • Although the case is illustrated by a preferred embodiment, it is true that those skilled in the art can make various forms of change without departing from the spirit and scope of the case. The above embodiments are merely illustrative of the present invention and are not intended to limit the scope of the present invention. All kinds of modifications or changes made in violation of the spirit of this case are the scope of patent application in this case. [Simple description of the diagram] • The first picture is a three-dimensional appearance of the case. The second figure is a three-dimensional appearance of the stand and the blade positioning device. The second picture is an exploded view of the circular recording and the stand of the case. The fourth picture is a three-dimensional appearance of the upper part of the case. The fifth picture is an exploded view of the grinding wheel and the correcting device of the case. The sixth figure is a combined appearance of the grinding wheel feeding device and the feeding device of the present invention. The seventh picture is one of the schematic diagrams of the grinding action of this case. ‘ • The eighth picture is the second schematic of the grinding action of this case. The ninth figure is the side of the case, mainly describing the two-bending body being horizontal. The tenth figure is the side touch of this case, mainly describing the action of the two-tube flexible elastic body as a flexible arc, 11