1295599 九、發明說明： 【發明所屬之技術領域】 本發明係一種涉及對工件鑽孔使用的圓孔鑽，尤指一 種於鑽頭與刀頭之間設有裝卸構造而能夠快速拆裝的圓孔 鑽之裝卸裝置。 【先前技術】1295599 IX. Description of the Invention: [Technical Field] The present invention relates to a circular hole drill used for drilling a workpiece, and more particularly to a circular hole which can be quickly assembled and disassembled by providing a loading and unloading structure between the drill bit and the cutter head. Drilling handling device. [Prior Art]
按’目前一般的圓孔鑽構造係如第六圖所示，該圓孔 鑽（9 〇 )係設有一呈圓柱狀的圓孔鑽本體（9 1 )，於 圓孔鑽本體（9 1 )的兩端分別一體成型連伸設有一刀頭 (9 2 )，以及一可以供鑽具夾頭夾掣的夾柄（9 3 )， 其中的刀頭（9 2 )於軸心位穿設結合有一中心鑽（9 4 )’並以中心鑽（9 4 )為中心於外周環設有一圈間隔設 有多數個刀刃的環刃部（921),藉以讓刀頭（92) 月包狗以中心鑽（9 4 )及環刃部（9 2 1 )對工件進行鑽 孑L力口 I 。 清參閱第六圖所示，一般圓孔鑽（9 〇)的夾柄（9 3 )係於柄身表面等間隔設有三個夾持面，讓三爪式的鑽 具夹頭能夠將圓孔鑽（9 0 )予以夾固，藉以讓鑽具夾頭 能夠穩固地驅動圓孔鑽（9 0 )進行鑽孔作業。然而當需 要使用不同孔徑或不同形式的刀頭（9 2 )進行加工時， 便必猪杰》” 、无乂工具將三爪式鑽具夾頭的夾爪鬆開，將原有的 圓 ( ΓΛ 讚Q90)拆下而換裝不同的圓孔鑽（9 〇)後，再 | /、將二爪式鑽具爽頭的爽爪予以鎖合迫緊，整個 凌卸更換過程相當地麻煩費力，並且更換速度慢、耗時間According to the current general circular hole drilling structure, as shown in the sixth figure, the circular hole drill (9 〇) is provided with a cylindrical circular hole drill body (9 1 ), and the circular hole drilling body (9 1 ) The two ends are respectively integrally formed with a cutter head (92), and a clamp handle (9 3) for clamping the drill chuck, wherein the cutter head (92) is coupled at the axial center. There is a center drill (9 4 )' and centered on the center drill (9 4 ), a ring edge portion (921) with a plurality of blades is arranged on the outer circumference ring to allow the cutter head (92) to be wrapped in the center of the dog. The drill (9 4 ) and the ring edge (9 2 1 ) drill the workpiece L. As shown in the sixth figure, the general round hole drill (9 〇) grip (9 3 ) is provided with three clamping faces at equal intervals on the surface of the handle body, so that the three-jaw type drill chuck can make a round hole. The drill (90) is clamped so that the drill chuck can stably drive the round hole drill (90) for drilling. However, when it is necessary to use different diameters or different types of cutter heads (9 2 ) for processing, the jaws will be loosened, and the jaws of the three-jaw drill chuck will be loosened, and the original circle will be ΓΛ Zhan Q90) After removing and changing the different round hole drills (9 〇), then | /, the tight claws of the two-jaw drills are tightly locked, and the whole process of rushing and replacing is quite troublesome. And the replacement speed is slow and time consuming
4 1295599 而影響加工效率。 【發明内容】 為解決現有圓孔鑽有關於裝卸更換速度慢及耗時的缺 點及限制，發明人開發設計出一種鑽頭與刀頭之間設有裝 卸構造而能夠快速拆裝的圓孔鑽之裝卸裝置。 本發明主要目的在於提供一種圓孔鑽之裝卸裝置，其 係將圓孔鑽分設為能夠相對插接結合的鑽頭及刀頭，並於 鑽頭套設有一受復位彈簧頂推的環罩，以及一個以上受環 罩頂推拘束而卡掣咬住刀頭的鋼珠；如此，只要推動環罩 而解除對鋼珠的拘束狀態，即可直接將刀頭拔出而進行更 換，有效地達到簡便快速完成圓孔鑽的裝卸更換作業，以 及提高工作效率等目的。 基於前述目的，本發明所運用的技術手段係在於提供 -種圓孔鑽之裝卸裝置，係包括：一鑽頭及一以可拆抑型 態插接結合於鑽頭的刀頭，其中： 該鑽頭於兩端分別伸設有一夾柄及凹設有一插槽，於 設有插槽的鑽頭外周面形成有—套合段，於該套合段間隔 貫設有-個以上可連通插槽的珠孔，於各珠孔各結合設有 -外徑略大於珠孔最小内徑的鋼珠，於套合段依序套設結 口有復位彈貫及一呈可移動型態的環罩，該環罩於内壁 面凸設有—圈可以推抵各鋼珠的凸抵環，並於套合段鄰近 端緣的位置設有一可供擾罢土〜7 ”衣罩抵罪疋位的限位環，該鑽頭於 凹設有該插槽的端面周鏠笪 、 田η緣4間隔伸設有一片以上的插掣片 1295599 該刀頭於兩端面分別形成一環刀部及—對正插設於插 槽且外徑小於刀頭的插結柱，該插結柱於外周面對應各鋼 珠的位置環凹設有—圈環卡槽，並且對應於各插掣片的位 置’該刀頭於鄰接插結柱的周面相對應位置各設有一供插 掣片嵌掣卡合的卡掣面。 較佳的，本發明的套合段於鄰靠端緣的位置凹設有一 圈卡溝’限位環係卡扣結合於該卡溝。 車乂佳的本發明的插槽及插結柱係設為相匹配的圓柱 狀’於該插槽内端面的軸心位凹設有一中心孔，於該中心 孔穿設結合有一中心鑽，並於該鑽頭設有一連通該中心孔 的螺孔’於該螺孔螺設有一可抵靠迫緊該中心鑽的螺栓， 同寺於該刀頭軸心位貫設有—供該中心鑽穿過的中心孔。 杈佳的，本發明的鑽頭於端面周緣等間隔一體伸設有 兩片插掣片，鑽頭係等間隔設有三個珠孔及三個鋼珠。 本t明所提供圓孔鑽之裝卸裝置，可以獲得的優點及 功效增進至少包括： 1、 本發明於鑽頭與刀頭之間設有裝卸構造，只要直 接推動受復位彈簧作用的環罩，即可將刀頭拔出而進行更 換，有效地讓圓孔鑽的裝卸更換作業變得極為簡便快速， 大幅節省裝卸更換的時間，提高工作效率。 2、 本發明將圓孔鑽分設為能夠相對插接結合的鑽頭 及刀頭不僅可以讓同一個鑽頭與多數個不同的刀頭相互 配口使用，大幅縮減圓孔鑽的使用成本及佔用的空間體積 ’並且當某一個刀頭的環刃部磨耗後，只要直接更換該刀 1295599 以及減少材料的 頭即可，有效減少降低更換新品的成本 浪費。 【實施方式】 照說明書的内容來實施，玆進一 施例，詳細說明如后： 為能詳細瞭解本發明的技術特徵及實用功效，並可依 步以如圖式所示的較佳實 本發明所提供的圓孔鑽之裝卸裝置的較佳實施例係如 第-、二、三圖所示主要係包括有―概呈圓柱狀的鑽 頭（1 0 )及一以可拆卸型態插接結合於鑽頭（i 〇 )的 刀頭（20)，並可以於鑽帛（1〇)結合設有一穿經刀 頭（2 〇 )軸心位的中心鑽（3 〇 );其中： 鑽員（1 0 )於兩&面分別於轴心位伸設有^一呈圓 桿狀的夾柄（11)，以及—由端面凹設形成的圓柱狀插 Cl ^ v ^ )’其中的夾柄（1 1 )於柄身表面等間隔設有 y個失持面（1 1 1)，藉以供鑽具的三爪式夾頭夾固， 沐 寺番；I® ( 1 Γ)、 曰 丄2 )内端面的軸心位凹設有一供該中心鑽（ 端部插入的中心孔（1 2 1 )，同時於該鑽頭（1 Y )q的適當位置設有一連通該中心孔（1 2 1 )的螺孔（ 工）1 ) ’可以供一螺栓（1 0 2 )螺鎖於該螺孔（1 〇 ★ ^緊穿設於該中心孔（1 2 1 )的中心鑽（3 0 ) ’藉以讓Φ、、 中〜鑽（3 0 )穿固結合定位； 、十、 ^的鑽頭（1 0 )在設有插槽（1 2 )部位的外周 面形成有—&尸， 3 ) 外徑較小的套合段（1 3 )，於該套合段（1 】而與鑽頭（1 0 )的柱身之間形成有一環外徑大 1295599 於套合段（1 3 )且小於鑽頭（丄〇 )的環階面（工〇 3 )，於該套合段（1 3 )與該環階面（工〇 3 )的 置形成有-抵緣（1 3 1 )，並於該套合段（工3 )鄰近 端緣的位置凹設有-圈卡溝（132);又，該鐵頭（ι ㈡於設有插槽（1 2 )及套合段（丄3 )的端面周緣， 等間隔伸設有一片以上的插掣片（丄4 )，如圖所示的鑽 頭（10)為於端面周緣等間隔一體伸設有兩片插擎片（ 14)的實施型態；該鑽頭（1〇)於套合段（13)鄰 =溝（132)的位置，間隔貫設有-個以上可連通插 ^12)的珠孔（15)，於各珠孔（15)分別由外 向内結合設有一外徑略大於珠孔（丄5 ) f 、丄D ;敢小内徑的鋼珠 ’如圖所示的鑽頭（1〇)係等間隔設有三個珠 孔（1 5 )及鋼珠（1 6 ); 套合四圖所示，前述的鑽頭（10)依序於 又1 3 )套设結合有一復位彈筹（1 以评貢（17)、一環罩 其中ϋί 於卡溝（132)的限位環（工9)， 、衣 1 8 )係設有一内徑略大於復位彈簧（i 了 )外徑的套合Γ 7 K { 1 7 位置於套〜L1::)，並對應於各珠孔（15)的 套合；（181)的内壁面凸設有-圈内徑略大於 ( =3)外徑的凸抵環（182)，利用復位彈箐 Η 兩端係分別頂抵於抵緣（131…抵環（ 環（1 8 2 )目對應端的方式’讓環罩（1 8 )保持以凸抵 當環罩u頂抵於限位環（19)的可推移型態，並且 )抵靠於限位環（1 9 )時，能夠以凸抵環 1295599 (1 82)將各鋼珠（u)迫頂拘束於珠孔（ 又，為方便於環罩（！8)的推移操作，於環 的外周面環設有一圈粗糙面（工8 3 ) · 4如第…圖所示，該刀頭（20)係為於轴心位貫 设有一中心孔r 、 筒狀爐、生±於 σ供該中心鑽（3 0 )穿過的圓 疴狀構以，其於兩端面分別 战圈以適虽間隔環設於中 〜孔（2 1 )外周圍的環刀邻广 % 士 衣刀σΡ ( 2 2 )，以及於軸心位伸 ,又有一可以密合插 π頌碩（1 〇 )所設插槽（ 圓柱狀插結柱（2 3 )，嗲奸社& π α 曰L 2 )的 頭…、“柱（2 3 )的外徑小於刀 碩（2 0 )的外徑，並於插 太鞅认、*处占 柱（23)與刀頭（2〇) 本體的連接處形成一可供鑽 r 9 , , 1、鑽_ ( 1 G )端緣抵靠的環肩面 (2 4 )，並對應於鑽頭（ n 〇)犬伸而出的兩插掣片（ 工4)，刀頭（2〇)本體 料/目丨々以^ 菔於鄰罪J哀肩面（2 4 )的兩相 子側各削设有一供相對應插掣 、 手乃（丄4)嵌掣卡合的卡掣 )，以及各形成一供插 4 ^ ^ ^ ^ ^ 抵緣（2 6 );如第二、一拳月（1 4 )細緣抵罪的 (彳 一四圖所示，為配合數個鋼珠 (1 6 )的卡掣而形成拘束， ^ 相對庫# $ ^ 插〜柱（2 3 )於外周面的 相對應位置裱凹設有一圈環卡槽（2 7 ) · 如此，利用前述的鑽頭（] ’ 心鑽Μ η、⑯ 、丄0 )、刀頭（2 0 )及中 鑽（3 〇 )專構件，組構成如一 之裝卸襄置。 第一、二圖所示的圓孔鑽 請參閱第一、三圖所示，本 )於包* 又月了以利用灸柄（1 1 )於柄身表面等間隔設有三個 、11 能夠以=爪弋方 寺面（1 1 1 )，讓鑽具 ~爪式夾頭穩固地將圓& 阁礼鑽加以夾固。當需要 1295599 不同孔技或不同形_ 工的刀頭（2 0 )進行加工時，如第五 圖所示，只要直接推 曰^ m 衣罩（1 8 )壓縮復位彈簧（1 7 讓各鋼珠（1 6 )不會被環罩（1 8 )的凸抵 :8 2 )追抵而卡擎於插結柱（2 3 )的環卡槽（2 7 )’即可迅速地解降 鮮丨示刀碩（2 0 )的拘束定位狀態，簡 便快速地將原有的刀 刀項（2 〇 )拆下而換裝不同的刀頭（ 2 0 )，並且於更換 吳刀碩（2 0 )後，只要將環罩（1 8 )鬆開，利用復位彈楚r 3 ( 1 7 )的彈力作用，即可讓環罩 (18)的凸抵環（1ft V丄8 2 )迫抵於各鋼珠（1 6 )而卡 掣於插結柱（2 j4 1295599 affects processing efficiency. SUMMARY OF THE INVENTION In order to solve the shortcomings and limitations of the conventional round hole drill on the slow and time-consuming loading and unloading, the inventors have developed a round hole drill which is provided with a loading and unloading structure between the drill bit and the cutter head and can be quickly disassembled. Loading and unloading device. The main object of the present invention is to provide a round hole drilling loading and unloading device, which is characterized in that a round hole drill is set as a drill bit and a cutter head which can be coupled to each other, and a ring cover which is pushed by a return spring is arranged on the drill sleeve, and One or more steel balls that are pinched by the ring cover and bite the blade head; thus, as long as the ring cover is pushed and the restraint state of the steel ball is released, the cutter head can be directly pulled out and replaced, thereby effectively achieving the quick and complete completion. The purpose of loading and unloading the round hole drill and improving work efficiency. Based on the foregoing objective, the technical means utilized by the present invention is to provide a loading and unloading device for a round hole drill, comprising: a drill bit and a cutter head coupled to the drill bit in a detachable manner, wherein: the drill bit is A sleeve is respectively arranged at one end and a slot is defined in the recess, and a sleeve portion is formed on the outer peripheral surface of the drill bit provided with the slot, and more than one bead hole of the connectable slot is formed in the sleeve portion Each of the bead holes is combined with a steel ball having an outer diameter slightly larger than the minimum inner diameter of the bead hole, and the ring portion is sequentially arranged in the sleeve portion to have a reset elastic body and a ring cover in a movable shape, the ring cover Protruding on the inner wall surface - the ring can push against the convex ring of each steel ball, and at the position adjacent to the end edge of the sleeve portion, there is a limit ring for disturbing the smashing ~7" hood to suppress the squatting position, the drill bit One or more insertion pieces 1295599 are formed on the end surface of the recessed end surface of the slot, and the yam edge 4 is spaced apart from each other. The cutter head forms a ring knife portion on both end faces and is respectively inserted into the slot and outside. The insertion post is smaller than the insertion post of the cutter head, and the insertion post is annularly provided on the outer peripheral surface corresponding to the position of each steel ball a ring card slot, and corresponding to the position of each of the insertion tabs. The cutter head is provided with a latching surface for inserting and inserting the latches at corresponding positions on the circumferential surface of the adjacent plug-in post. Preferably, the present invention The sleeve section is recessed at a position adjacent to the end edge, and a ring groove is attached to the card groove. The slot and the insertion post of the present invention are matched to the cylindrical shape. A central hole is recessed in the axial center of the inner end surface of the slot, and a center drill is coupled to the central hole, and a screw hole communicating with the central hole is provided in the drill bit. The bolt can be pressed against the center drill, and the same hole is arranged in the center of the cutter head for the center hole through which the center is drilled. Preferably, the drill bit of the present invention is integrally extended at intervals along the circumference of the end face. There are two pieces of inserts, and the drill bit is provided with three bead holes and three steel balls at equal intervals. The advantages and power enhancements that can be obtained by the loading and unloading device of the round hole drill provided by the present invention include at least: 1. The present invention relates to a drill bit and There is a loading and unloading structure between the cutter heads, as long as the ring cover directly pressed by the return spring is directly pushed The cutter head can be pulled out and replaced, which effectively makes the loading and unloading operation of the round hole drill extremely simple and quick, greatly saves the time of loading and unloading and improves work efficiency. 2. The invention sets the round hole drill to be able to The bit and the cutter head combined with the plug-in can not only allow the same drill bit to be used with a plurality of different cutter heads, but also greatly reduce the use cost of the round-hole drill and the space volume occupied by the cutter head and the ring edge of a certain cutter head. After the part is worn, it is only necessary to directly replace the knife 1295599 and reduce the head of the material, which effectively reduces the cost and waste of replacing the new product. [Embodiment] According to the contents of the manual, a further example is given, and the details are as follows: DETAILED DESCRIPTION OF THE INVENTION The technical features and practical functions of the present invention are described in detail, and the preferred embodiment of the apparatus for handling a round hole drill provided by the preferred embodiment of the present invention is as follows: first, second, and third The main types shown include a generally cylindrical drill bit (10) and a cutter head (20) that is detachably inserted into the drill bit (i 〇) and can be used in the drill collar (1). In combination with a center drill (3 〇) with a shaft bit (2 〇), where: the driller (10) is placed on the two & The handle (11), and the cylindrical insert formed by the recessed end face, the clamp shank (1 1 ) is provided with y recessed surfaces at equal intervals on the surface of the handle body (1 1 1) By means of a three-jaw chuck for the drilling tool, Musifan; I® (1 Γ), 曰丄2) has an inner axial end recessed with a center hole (the center hole into which the end is inserted) 1 2 1 ), at the same time, a screw hole (work) 1) which is connected to the center hole (1 2 1 ) is provided at an appropriate position of the drill bit (1 Y ) q , and a bolt (1 0 2 ) can be screwed to The screw hole (1 〇 ★ ^ is tightly threaded through the center hole (1 2 1 ) of the center drill (3 0 ) ' so that Φ, , medium ~ drill (3 0) through the solid combination positioning; , ten, ^ The drill bit (10) is formed with a -& corpse, 3) a smaller outer diameter ferrule (1 3 ) on the outer peripheral surface of the slot (1 2 ), and the ferrule (1 ???) The outer diameter of the ring formed between the shafts of the drill bit (10) is 1295599 in the sleeve section (1) 3) and smaller than the step surface of the drill bit (丄〇3), the contact portion (13) and the annular step surface (Working 3) are formed with a -but (1 3 1 ) And a groove (132) is recessed at a position adjacent to the end edge of the sleeve (work 3); and the iron head (1) is provided with a slot (1 2 ) and a sleeve portion (丄) 3) The peripheral edge of the end face is provided with more than one insertion piece (丄4) at equal intervals. The drill bit (10) as shown in the figure is provided with two pieces of insert pieces (14) integrally extending at equal intervals around the periphery of the end face. The implementation type; the drill bit (1〇) is located at the position of the nesting section (13) adjacent to the groove (132), and is provided with more than one bead hole (15) that can be connected to the insertion 1212. (15) A steel ball with an outer diameter slightly larger than the bead hole (丄5) f and 丄D; and a small inner diameter is respectively combined from the outer to the inner side. The drill bit (1〇) shown in the figure has three bead holes at equal intervals. (1 5 ) and steel ball (1 6 ); As shown in the four-figure diagram, the aforementioned drill bit (10) is combined with a 13 3 set to be combined with a reset bomb (1 to tribute (17), a ring cover Ϋί The retaining ring (Work 9) of the Kagou (132), and the clothing 1 8) The casing is slightly larger than the outer diameter of the return spring (i). 7 K { 1 7 Position in the sleeve ~L1::), and corresponds to the fitting of each bead hole (15); the inner wall surface of (181) is convex A convex ring (182) having an inner diameter of the ring slightly larger than (=3) outer diameter, and the ends of the ring are respectively abutted against the abutting edge by the reset spring (131...buts the ring (the end of the ring (1 8 2 )) The way 'to keep the ring cover (18) to be convex to the movable form when the ring u top abuts against the limit ring (19), and) to abut against the limit ring (1 9 ) Ring 1295599 (1 82) forces each steel ball (u) to be restrained in the bead hole (again, for the convenience of the ring cover (! 8) The shifting operation is to provide a rough surface on the outer circumferential surface of the ring (Work 8 3). 4 As shown in the figure, the cutter head (20) is provided with a central hole r in the axial center. The cylindrical furnace, the raw 于 σ for the center drill (30) through the circular 构 structure, the two sides of the two sides of the ring to fit the ring around the middle ~ hole (2 1) The knife is adjacent to the Knife σ Ρ ( 2 2 ), and the axis is extended, and there is a slot that can be closely inserted into the π 颂 ( (1 〇) (the cylindrical plug column (2 3 ), traitor The head of the society & π α 曰L 2 ), the outer diameter of the column (2 3 ) is smaller than the outer diameter of the knife (2 0 ), and the column (23) and the cutter head are occupied by the plug. (2〇) The joint of the body forms a ring shoulder surface (2 4 ) against which the end edge of the drill r 9 , , 1 , drill _ ( 1 G ) abuts, and corresponds to the drill bit (n 〇) Two inserts (work 4), the cutter head (2 〇) body material / witness 丨々 邻 邻 邻 邻 邻 哀 哀 哀 哀 哀 哀 哀 2 2 2 2 2 2 2 2 哀 哀 哀 哀 哀 哀, the hand is (丄4) embedded in the card), and each forms a plug 4 ^ ^ ^ ^ ^ to the edge (2 6); For example, the second and the first boxing month (1 4) are finely sinned (as shown in Figure 1-4, to form a restraint with the jam of several steel balls (1 6 ), ^ relative library # $ ^ insert ~ column (2 3) A ring groove (2 7) is provided in the corresponding position on the outer peripheral surface. Thus, the drill bit (] 'heart drill η η, 16 丄 丄 0 ), the cutter head (2 0 ) and the middle are used. Drill (3 〇) special components, the group constitutes the loading and unloading device. The circular hole drill shown in the first and second figures is shown in the first and third figures, and this is in the package * month to use the moxibustion handle ( 1 1) Three or 11 can be placed at equal intervals on the surface of the handle body to make the drill-claw chuck securely clamp the circle & When you need 1295599 different hole technology or different shape _ tool head (2 0) for processing, as shown in the fifth figure, just push the m ^ m hood (1 8) compression return spring (1 7 let each steel ball ( 1 6 ) will not be bumped by the ring cover (1 8 ): 8 2 ) to catch up and snap the ring card slot (2 7 ) of the plug column (2 3 ) to quickly release the display Knife Shuo (2 0 ) is constrained and positioned, easy Quickly remove the original cutter item (2 〇) and replace it with a different cutter head (20). After replacing the Wudaoshuo (20), just loosen the ring cover (1 8). By using the elastic force of the reset spring Chu 3 (1 7 ), the convex ring (1ft V丄8 2 ) of the ring cover (18) can be forced against the steel balls (16) and stuck in the plug column ( 2 j
At & )的％卡槽（2 7 )而形成拘束定位狀 悲。利用本發明的裝卸梦 P凌置δ又计，能夠讓刀頭（2 0 )的 装卸更換過程變得極為芮 τ 付位為間早便利，並且更換速度快，有效 地達到提高圓孔鑽的裝卸 值。 丨文旱及實用性，深具產業利用價 :上所述，僅是本發明的較佳實施例 者ϋ 饤所屬技術領域中具有通常知識 考右在不脫離本發明所提技 明所楹_ # 7杈技術方案的範圍内，利用本發 並0去、 出局部更動或修飾的等效實施例， 、’且未脫離本發明的技術方案 、 方案的範圍内。 ’、 均仍屬於本發明技術 【圖式簡單說明】 之立體外觀圖。 之組成構件分解圖 之組合剖面結構圖 第一圖係本發明較佳實施例 第二圖係本發明較佳實施例 第三圖係本發明較佳實施例 10At &)'s % card slot (2 7 ) forms a constrained positioning. By using the loading and unloading dream P δ of the invention, the loading and unloading process of the cutter head (20) can be extremely squeezed, and the replacement position is convenient, and the replacement speed is fast, and the round hole drill is effectively improved. Loading and unloading value.丨文 drought and practicality, deep industrial utilization price: As described above, it is only the preferred embodiment of the present invention, which has the usual knowledge in the technical field without departing from the technical scope of the present invention. In the scope of the technical solution, the equivalent embodiment of the present invention is used, and the equivalent embodiment of the present invention is modified, and is not within the scope of the technical solutions and solutions of the present invention. ???, all still belong to the three-dimensional appearance of the technology of the present invention [simple description of the drawings]. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a preferred embodiment of the present invention. FIG. 2 is a preferred embodiment of the present invention. FIG. 3 is a preferred embodiment of the present invention.