200916750 九、發明說明： 【發明所屬之技術領域】 本發明涉及一種跌落s式驗機台，尤指一種便於自動控 制的短距離跌落實驗的試驗機台。 【先前技術】 隨著人們對生活品質的追求，產品的品質也越來越多 的被人們所關注。在對產品的可靠性或壽命檢測實驗中， ，要檢測比如跌落、震動、濕度、溫度等環境因素對產品 品質的影響。在檢測跌落對產品影響的試驗中，要求在不 同的高度將產品多次抛下絲，然後對產品的性能進行檢 分析跌落對產品品質的影響。傳統跌落試驗是由操作 貝將產品拋下，該方法不僅勞動強度大，而且操作不便。 【發明内容】 種自動且使用方便的跌 鑒1於以上内容，有必要提供一 洛试驗機台。 種跌洛试驗機台，包括一支竿 具可上下伸縮纪 缸、一氣爪及-控制電路。該芯桿可以直接固芳 二：爪’也可以與一連接件連接後固定於該氣爪，該i 可㈣高度的調整部，該⑭裝設於 ===待—夹持部，該控制電路電二 ^每 lv用於控制對該氣缸和氣爪的自動充％ ^測^芯桿的上下移動和使該氣爪的线部夾起或鬆開 '月跌洛°式驗機台利用氣爪的運動來拋落待測工 200916750 件’可自動、方便地進行跌落試驗。同時，該發明透過對 支架的調整部的高度及氣爪運行高度的調節，可以實現對 待測工件不同高度地抛落試驗。 【實施方式】 月多…、圖1，本發明跌落試驗機台的較佳實施方式用 於產品跌落實驗中將待測工件i⑼（見圖5)反復地炎起與 拋下。該跌落試驗機台包括—底座1G、—安裝於該底座1〇 的支架20、一安裝在該支架2〇上的氣缸如、一連接件％ 及一連接於該連接件50的氣爪60。 該支架20呈倒υ形，其包括兩垂直安裝於該底座 ίο上的支撐板22和一連接該兩支撐板22的調整部24。該 兩支撐板22上均设有兩狹長的導向孔221和一限位槽 222 ’每一支撐板22的限位槽222位於其兩個導向孔 之間。、該調整部24為-長方板，其中部開設—較大的螺孔 246並于螺孔246兩侧開設兩較小的固定孔248 ;該調整 部24的兩端面24〇的中部分別凸設一滑動部242。每一端 面240於其滑動部242的兩侧分別設有一螺紋孔244。 該氣缸30包括一本體31及一將該本體31限位於該調 正邛24的法蘭36。該本體31包括一位於其下部的可伸縮 的芯桿32和位於其中部的螺紋部34,該芯桿32的下端為 一螺紋端322，該螺紋端322上套設一擋圈324。 該法蘭36中部對應該調整部24的螺孔246開設—較 大的通孔360’對應該調整部24的固定孔248於該通孔 兩侧開設兩較小的固定孔362。 200916750 該連接件50為“十，，字形的板體，其中部向上凸設一 -圓柱52’該連接件5()還於邊緣處開設複數螺孔外 •，凸台52自上而下開設—螺孔520’該螺孔52〇可與該忠 桿32的螺紋端322對應螺合，用來將該芯桿32固定在該 連接件50上。 該氣爪6〇包括一大致呈長方體的主體62和一夾持部 64。該主體62上設有複數與該連接件5〇的螺孔54對應的 螺孔620。該夾持部64包括兩限位板％、兩延伸體％及 兩夹持體80。該兩限位元板66透過一充氣裝置（圖未示）， 分別可左右移動地裝設在該主體62兩端，其下部分別延伸 δ又有一延伸部660，該延伸部660上分別開設有兩螺孔 662。請結合參照圖2，每個延伸體7〇包括一體成形的一 固定板72和一自該固定板72下部垂直向外延伸的導向板 74。該固定板72上部開設兩螺孔720。該導向板74的一 侧設有一垂直於該固定板72的導向槽742，並於該導向槽 742的槽底開設複數螺孔740。請結合參照圖3，每一夾持 體80包括一水平的滑動板82、一由該滑動板82的一端垂 直向下延伸的擋板84和一可更換的夾頭86。該滑動板82 可移動地裝設在對應的導向槽742内，其上設有一細長的 限位孔820。該擋板84於下部開設一螺孔840，上部於與 該滑動板82相交處開設一切口 842。該夾頭86為圓柱體， 其上開設有一與該擋板84的螺孔840對應的螺孔860，一 螺釘16穿過該螺孔840後鎖入螺孔860内，將該夾頭86 固定在該擋板84上。 200916750 明一併參照圖4 ’組裝時’將該調整部24的兩滑動部 242分別可滑動地裝設於對應支撐板22的限位槽222内， 調整部24透過其滑動部242在限位槽222内上下移動固定 於支架20的不同高度。當該調整部24位於需要的高度時， 四緊固螺絲12分別穿過兩支撐板22的對應導向孔221並 鎖入該調整部24的對應螺紋孔244内，將該調整部％固 定在該支撐板22上。該氣缸30的芯桿32依次穿過該法蘭 36的通孔360、該調整部的螺孔246並鎖入該連接件％ 的凸σ 52的螺孔520中，該擋圈324抵在該凸台52的頂 知，該氣紅3〇的螺紋部34則旋入該調整部24的螺孔246 中’兩調整螺絲、40穿入該調整部24卩法蘭36❾對應固定 孔248、362中，從而將該氣缸3〇裝設在該調整部％上。 複數螺釘（圖未示）分別穿過該連接件50的螺孔54及該 氣爪6〇的主體62的對應螺孔620,將該氣爪6〇固定至該 連接件5〇底部。該氣爪60與該連接件50透過該氣缸30 的氣麗控制可隨該芯桿32上下運動。複數螺釘（圖未示） 刀i穿k該兩延伸體70的螺孔72〇和兩限位板％的螺孔 662將該兩延伸體7〇固定在對應限位板“上。兩手動螺 絲14分別穿過該兩夾持體8〇的限位孔82〇並鎖入對應導 向板74的其中—螺孔740，將該兩夾持體80固定在對應 的（伸體70上。該兩調整螺絲4〇可在對應固定孔 362内上下旋動，並可抵擋上升的連接件50,用以控制該 氣爪60與該連接件5()上升的最大高度，從而進—步調整 待測工件！GG跌落的高度。每—次調整跌落高度時，該對 200916750 調整螺絲40必須位於同一水平高度。 請=參照圖5,使料，根據跌落試驗所需的跌落 =^周正該調整部24相對於底座iq的高度， 整螺絲4〇頭部與調整部24之間的高度；透過一控制電路 圖未二）’控制對該氣缸3〇及氣爪6〇充放氣。該氣奴 m該氣紅3G的芯桿32在氣廢的作用下向下運 動U干32推動該氣爪6〇向下運動；當該爽持體 的，頭86接觸到置於該底座1〇上的待測工件時，對 該軋爪60充氣’該氣爪6〇的夾持部64在氣壓的推動下彼 此靠近’從而使兩夾持體8〇的夾頭％失緊待測工件⑽； 對該氣缸30放氣，使氣缸為真空，該芯桿％、氣爪6〇及 被該夾頭86夾緊的待測工件⑽—起向上運動，直至該連 接件50抵在該調整螺絲4〇的頭部，此時對該氣爪⑼放 t該夹持部64彈開，帶動該夾頭％也跟著彼此遠離從 而I、開待測里工件1〇〇，使待測量工件⑽從高空跌落。 本發明跌落試驗機台的其他實施方式中，可於該氣爪 的主體62上設-收容該氣缸3()的芯桿％的螺紋端您 的螺孔，透過該螺孔和螺紋端322的嚙合，將芯桿32固定 於該氣爪60的主體62，或其他方式將該芯桿32直接固定 於该氣爪60的主體62。 本發明跌落試驗機台對不同尺寸的待測工件1〇〇，旋 開该手動螺絲14 ’使兩夾持體8〇的滑動板82分別在對應 的延伸體70的導向槽742中滑動，待兩夾頭％之間的距 離符合要求時，再將該手動螺絲14分別穿過對應夾持體 200916750 80的限位孔820並旋入對應的延伸體7〇的對應螺孔wo 中。另外，該夾頭86還可以根據待測工件1〇〇的形狀更換 以便於夾緊待測工们00。該氣缸3〇蝴和控制夾持部 64夾緊、彈開的氣壓不同，因而可根據待測工件丄⑽的材 料和特性調節氣爪60氣壓的高低，控制兩限位板％夾緊 待測工件⑽的力度，避免了因為氣紅3 〇内控制氣爪6 〇 上下運動的氣壓太高而夾傷待測工件1〇〇。該控制電路透 過對該氣缸30和氣爪60充放氣的頻率，實現對待測 1〇〇的反復跌落測試。 綜上所述，本發明確已符合發明專利之要件，爰依法 提出專獅請。惟’以上所述者僅為本發明之較佳實^方 式，本發明之範圍並不以上述實施方式為限，舉凡熟 案技藝之人士，在爰依本發明之精神所作之等效修倚錢 化，皆應涵蓋於以下之申請專利範圍内。 【圖式簡單說明】 = 跌落試驗機台較佳實施方式的分解圖。 圖疋圖1中兩個延伸體的另_角度的立體圖。 圖3是圖1中兩個夾持件的另-角度的立體圖。 圖4是圖1的組裝圖。 圖5是本發明跌落試驗機台較佳實施方式的使用狀態 【主要元件符號說明】 底座 10 緊固螺絲 12 手動螺絲 14 11 200916750 螺絲 16 導向孔 221 端面 240 螺孔 246 本體 31 擋圈 324 通孔 360 連接件 50 螺孔 54 螺孔 620 延伸部 660 固定板 72 螺孔 740 滑動板 82 螺孔 840 待測工件 100 支架 20 限位槽 222 滑動部 242 固定子L 248 芯桿 32 螺紋部 34 固定孑L 362 凸台 52 氣爪 60 夾持件 64 螺孔 662 螺孔 720 導向槽 742 限位孔 820 夾頭 86 支稽'板 22 調整部 24 螺紋子L 244 氣缸 30 螺紋端 322 法蘭 36 調整螺絲 40 螺孔 520 主體 62 限位板 66 延伸體 70 導向板 74 夾持體 80 擋板 84 螺孔 860 12200916750 IX. INSTRUCTIONS: [Technical Field] The present invention relates to a drop s-type inspection machine, and more particularly to a test machine for facilitating automatic control of short-distance drop experiments. [Prior Art] With the pursuit of quality of life, the quality of products has attracted more and more attention. In the test of product reliability or life, it is necessary to detect the influence of environmental factors such as drop, vibration, humidity, temperature, etc. on product quality. In the test to test the impact of the drop on the product, it is required to throw the wire several times at different heights, and then analyze the performance of the product to influence the quality of the product. The traditional drop test is to throw the product away from the operating shell, which is not only labor intensive but also inconvenient to operate. SUMMARY OF THE INVENTION An automatic and easy-to-use dropout 1 is required to provide a test machine. The drop test machine includes a cookware up and down telescopic cylinder, a gripper and a control circuit. The core rod can be directly fixed to the second: the claw ' can also be fixed to the air gripper after being connected with a connecting member, the i can be (4) height adjusting portion, and the 14 is installed at the ===to-clamping portion, the control The circuit electricity is used to control the automatic charging of the cylinder and the air gripper. The up and down movement of the core rod and the clamping or loosening of the line of the gripper are used. The movement of the claws to throw down the test piece 200916750 'can be automatically and conveniently carried out the drop test. At the same time, the invention can realize the throwing test for different heights of the workpiece to be tested by adjusting the height of the adjusting portion of the bracket and the running height of the gripper. [Embodiment] More than a month, Fig. 1, a preferred embodiment of the drop test machine of the present invention is used in the product drop test to repeatedly ignite and throw the workpiece i(9) (see Fig. 5) to be tested. The drop test machine includes a base 1G, a bracket 20 mounted to the base 1 , a cylinder mounted on the bracket 2, a connecting member %, and a gripper 60 connected to the connecting member 50. The bracket 20 has an inverted shape, and includes two support plates 22 vertically mounted on the base ίο and an adjusting portion 24 connecting the two support plates 22. The two supporting plates 22 are provided with two elongated guiding holes 221 and a limiting slot 222'. The limiting slots 222 of each supporting plate 22 are located between the two guiding holes. The adjusting portion 24 is a rectangular plate having a larger screw hole 246 and two smaller fixing holes 248 on both sides of the screw hole 246. The central portions of the end faces 24 of the adjusting portion 24 are respectively convex. A sliding portion 242 is provided. Each end face 240 is provided with a threaded hole 244 on each side of the sliding portion 242 thereof. The cylinder 30 includes a body 31 and a flange 36 that limits the body 31 to the adjustment port 24. The body 31 includes a retractable core rod 32 at a lower portion thereof and a threaded portion 34 at a central portion thereof. The lower end of the core rod 32 is a threaded end 322, and a threaded end 324 is sleeved over the threaded end 322. The central portion of the flange 36 defines a screw hole 246 corresponding to the adjusting portion 24. The larger through hole 360' corresponds to the fixing hole 248 of the adjusting portion 24, and two smaller fixing holes 362 are formed on both sides of the through hole. 200916750 The connecting member 50 is a "ten, zigzag plate body with a -column 52 protruding from the middle portion thereof. The connecting member 5 () also has a plurality of screw holes at the edge. The boss 52 is opened from the top to the bottom. The screw hole 520' can be screwed with the threaded end 322 of the loyalty rod 32 for fixing the core rod 32 to the connecting member 50. The air gripper 6 〇 includes a substantially rectangular parallelepiped The main body 62 and a clamping portion 64. The main body 62 is provided with a plurality of screw holes 620 corresponding to the screw holes 54 of the connecting member 5. The clamping portion 64 includes two limiting plates, two extensions, and two The two limiting plates 66 are respectively disposed on the two ends of the main body 62 by an inflating device (not shown), and the lower portions thereof respectively extend δ and have an extending portion 660, the extension Two screw holes 662 are respectively defined in the portion 660. Referring to FIG. 2 together, each of the extending bodies 7 includes an integrally formed fixing plate 72 and a guiding plate 74 extending perpendicularly outward from the lower portion of the fixing plate 72. Two screw holes 720 are defined in the upper portion of the plate 72. One side of the guide plate 74 is provided with a guiding slot 742 perpendicular to the fixing plate 72, and A plurality of screw holes 740 are defined in the bottom of the groove of the guiding groove 742. Referring to FIG. 3 together, each of the clamping bodies 80 includes a horizontal sliding plate 82 and a baffle 84 extending vertically downward from one end of the sliding plate 82. And a replaceable collet 86. The sliding plate 82 is movably mounted in the corresponding guiding groove 742, and is provided with an elongated limiting hole 820. The baffle 84 defines a screw hole 840 at the lower portion, the upper portion A port 842 is defined at the intersection of the sliding plate 82. The collet 86 is a cylinder having a screw hole 860 corresponding to the screw hole 840 of the baffle 84. A screw 16 passes through the screw hole 840. Locking into the screw hole 860, the chuck 86 is fixed to the baffle 84. 200916750 As shown in Fig. 4, when assembled, the two sliding portions 242 of the adjusting portion 24 are slidably mounted on the corresponding supports. In the limiting slot 222 of the plate 22, the adjusting portion 24 is vertically moved and fixed in the limiting slot 222 to the different heights of the bracket 20 through the sliding portion 242. When the adjusting portion 24 is at the required height, the four fastening screws 12 respectively Passing through the corresponding guiding holes 221 of the two supporting plates 22 and locking into the corresponding threaded holes 24 of the adjusting portion 24 4, the adjusting portion % is fixed on the support plate 22. The core rod 32 of the cylinder 30 sequentially passes through the through hole 360 of the flange 36, the screw hole 246 of the adjusting portion, and locks the connecting piece % In the screw hole 520 of the convex σ 52 , the retaining ring 324 abuts against the top of the boss 52 , and the threaded portion 34 of the gas red 3 turns into the screw hole 246 of the adjusting portion 24 'two adjusting screws, 40 The adjusting portion 24, the flange 36 is corresponding to the fixing holes 248, 362, so that the cylinder 3 is mounted on the adjusting portion %. The plurality of screws (not shown) respectively pass through the screw holes of the connecting member 50. 54 and a corresponding screw hole 620 of the main body 62 of the air gripper 6〇, the air gripper 6〇 is fixed to the bottom of the connecting member 5〇. The air grip control of the air gripper 60 and the connecting member 50 through the air cylinder 30 can move up and down with the core rod 32. a plurality of screws (not shown), the screw holes 72 of the two extensions 70 and the screw holes 662 of the two limiting plates are fixed to the corresponding limiting plates. 14 respectively passing through the limiting holes 82 of the two clamping bodies 8〇 and locking into the screw holes 740 of the corresponding guiding plates 74, and fixing the two clamping bodies 80 to the corresponding (extensions 70). The adjusting screw 4〇 can be rotated up and down in the corresponding fixing hole 362, and can resist the rising connecting member 50 for controlling the maximum height of the gripper 60 and the connecting member 5(), thereby further adjusting the test piece to be tested. The height of the workpiece!GG drop. When adjusting the drop height every time, the pair of 200916750 adjustment screws 40 must be at the same level. Please refer to Figure 5, make the material, according to the drop required for the drop test = ^ 周正正调整部24 Relative to the height of the base iq, the height of the screw 4〇 between the head and the adjusting portion 24; through a control circuit diagram) 'controlling the cylinder 3〇 and the gripper 6 to charge and deflate. The gas red 3G core rod 32 moves downward under the action of the gas waste U-dry 32 to push the air gripper 6〇 downward movement; When the head 86 contacts the workpiece to be tested placed on the base 1〇, the gripper 60 is inflated 'the gripping portion 64 of the gripper 6〇 is pushed closer to each other under the push of air pressure', thereby The chuck of the two clamping bodies 8 失 does not press the workpiece to be tested (10); the cylinder 30 is deflated to make the cylinder vacuum, the core rod %, the air gripper 6 〇 and the workpiece to be tested clamped by the collet 86 (10)-upward movement until the connecting member 50 abuts against the head of the adjusting screw 4〇, at this time, the gripping portion 64 is released by the gripper (9), and the collet is also driven away from each other. The workpiece to be measured (10) is dropped from a high altitude. In other embodiments of the drop test machine of the present invention, the core of the air gripper may be provided with a core for housing the cylinder 3 () The threaded end of the rod is a threaded hole through which the core rod 32 is fixed to the main body 62 of the air gripper 60 or the core rod 32 is directly fixed to the gripper 60 by the engagement of the screw hole and the threaded end 322. The main body 62. The drop test machine of the present invention is used for different sizes of the workpiece to be tested, and the manual screw 14' is unscrewed to make the two clamping bodies 8 The sliding plates 82 are respectively slid in the guiding grooves 742 of the corresponding extending body 70. When the distance between the two collets is as required, the manual screws 14 are respectively passed through the limiting holes of the corresponding clamping bodies 200916750 80. 820 is screwed into the corresponding screw hole wo of the corresponding extension body 7〇. In addition, the chuck head 86 can also be replaced according to the shape of the workpiece 1〇〇 to be clamped to clamp the workpiece 00. The cylinder 3 The air pressure for clamping and bounce of the clamping portion 64 is different, so that the air pressure of the air gripper 60 can be adjusted according to the material and characteristics of the workpiece 丄 (10) to be tested, and the strength of the two limit plates to clamp the workpiece (10) to be tested is controlled. It is avoided that the workpiece to be tested is pinched 1 因为 because the air pressure of the up and down movement of the air gripper 6 〇 is too high. The control circuit passes the frequency of charging and discharging the air cylinder 30 and the air gripper 60 to achieve a repeated drop test to be measured. In summary, the present invention has indeed met the requirements of the invention patent, and the lion is invited according to law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and those skilled in the art will be equivalent in the spirit of the present invention. The money should be covered in the scope of the following patent application. [Simple Description of the Drawing] = An exploded view of a preferred embodiment of the drop test machine. Figure 1 is a perspective view of another extension of the two extensions in Figure 1. Figure 3 is a perspective view of another angle of the two clamping members of Figure 1. Figure 4 is an assembled view of Figure 1. Figure 5 is a view showing the use state of the preferred embodiment of the drop test machine of the present invention. [Main component symbol description] Base 10 fastening screw 12 Manual screw 14 11 200916750 Screw 16 Guide hole 221 End face 240 Screw hole 246 Body 31 Retaining ring 324 Through hole 360 Connector 50 Screw hole 54 Screw hole 620 Extension 660 Fixing plate 72 Screw hole 740 Slide plate 82 Screw hole 840 Work piece to be tested 100 Bracket 20 Limit groove 222 Slide 242 Fixator L 248 Core rod 32 Threaded part 34 Fixed 孑L 362 Boss 52 Gripper 60 Clamping member 64 Screw hole 662 Screw hole 720 Guide groove 742 Limit hole 820 Chuck 86 Support 'Board 22 Adjustment part 24 Thread L 244 Cylinder 30 Threaded end 322 Flange 36 Adjustment screw 40 Screw hole 520 Main body 62 Limiting plate 66 Extension body 70 Guide plate 74 Clamping body 80 Baffle 84 Screw hole 860 12