201043918 六、發明說明： 【發明所屬之技術領域】 [0001] 本發明係關於一種檢測裝置，尤指一種適用於檢測工件 的孔心距的檢測裝置。 【先前技·術】 [0002] 在桌上型電腦、可攜帶式電子設備等電子產品的生產製 造過程中，工件的金屬板材經常會採用沖孔製造工藝， 因此工件的金屬板材上通常具有複數通孔，為確保工件 合格，需測量各通孔中心之間的距離是否符合規範。 [0003] 習知的測量各通孔中心之間的距離的方法一般使用游標 卡尺進行檢測。因游標卡尺摔作比較繁瑣，一方面會影 響檢測速度並易引起誤判。另一方面由於游標卡尺的量 爪與測量工件的接觸位置、卡尺刻度與被測工件的板面 的平行度等因素的影響，會造成檢測結果的準確度降低 〇 【發明内容】 [0004] 鑒於以上内容，有必要提供一種可快速準確的檢測工件 的孔心距的檢測裝置。 [0005] 一種孔心距檢測裝置，用於檢測工件上的兩通孔的中心 之間的距離是否符合規範，該孔心距檢測裝置包括一支 撐架、一基準件及一測量件，該基準件及該測量件分別 設置於該支撐架的兩端，該基準件可伸入該工件的其中 一通孔内，該基準件的中心與該測量件的中心之間的距 離等於該工件上的該兩通孔的中心之間的距離的規範值 ，當該工件上的該兩通孔的中心之間的距離符合規範時 098118294 表單編號A0101 第4頁/共17頁 0982031016-0 201043918 ’ 5亥測量件可伸入該工件的另一通孔内，當該工件上的 該兩通孔的中心之間的距離不符合規範時，該測量件無 法伸入該工件的另一通孔内。 [0006] 本發明孔心距檢測裝置透過設置該基準件的中心與該測 量件的中心之間的距離等於該工件上的該兩通孔的中心 之間的距離的規範值，透過判斷基準件及測量件是否都 可裝設於該工件的該兩通孔内來檢測工件的孔心距，操 作起來快速準破。 Ο [0007] 【實施方式】 請一併參閱圖1及圖4，本發明孔心距檢測裝置用於檢測 工件10的板體1〇〇上的通孔102的中心（如圓心〇1)與通 孔104的中心（如圓心〇2)之間的距離是否符合規範，其 較佳實施方式包括一支撐架20、一基準件30、一測量件 40、兩彈簧50及兩卡固件60。 [0008] Ο 該支撐架20大致呈長方體結構”筹包括兩相對側面2〇2及 204、連接該兩相對侧面202及204的一頂面206及一底面 208。該^側面202及204上均開設大致呈弧形的一凹槽 210 (侧面204的凹槽未示出），以便於操作者握持該支 撐架20。該支撐架20的兩端各開設貫通頂面206至底面 208的開孔如圓柱形階梯孔212及214，該兩階梯孔212及 214均包括一小孔及一大孔，該兩階梯孔212及214分別 用於裝設該基準件30及該測量件40，該兩階梯孔212及 214的大孔可收容該彈簧50 » 該基準件30包括一大致呈圓柱體的本體302、一裝設於該 098118294 本體302的底部並可裝設於該通孔102的圓錐形的定位部 表單編號Α0101 第5頁/共17頁 0982 [0009] 201043918 304。該本體302的頂部環設用於裝設該卡固件6〇的一狹 槽306，彈簧50可套設於本體302上。該圓錐形的定位部 304的後端308的橫截面的直徑大於該工件的通孔jo〗 的直徑，且小於該階梯孔212的大孔的直徑。該圓錐形的 定位部3 0 4的尖端31 0的橫載面的直徑小於該工件1 〇的通 孔102的直徑以便於該圓錐形的定位部3〇4可卡設於該工 件10的通孔102内。該本體3〇2的橫截面的直徑等於該階 梯孔21 2的小孔的直徑。若工件1〇的通孔1〇2的直徑大於 該通孔104的直徑，則該尖端31〇的橫截面的直徑可設置 成小於该工件10的通孔1〇2的直徑而大於該通孔1〇4的直 徑，這樣基準件30的尖端310只離裝設於通孔1〇2而不能 裝設於通孔104，可產生防呆作用/在其他實施方式中， 該基準件30的本體302及定位部304也可以為其他形狀。 [0010] 該測量件40包括一大致呈圓柱體的本體4〇2、一由該本體 402底部延伸出的呈圓柱體的延伸體4〇5及一套設於該本 體402的底部的圓環形的固定件4〇4。該固定件404的外 徑小於該階梯孔214的大孔的直徑。該本體4 〇 2的橫截面 的直徑等於該階梯孔214的小孔的直徑。該延伸體4 〇 5的 橫截面的直徑小於該本體4〇2的橫截面的直徑及通孔丨〇4 的直徑。該本體402的頂部環設一用於裝設該卡固件6〇的 狹槽406 ’彈簧50可套設於本體4〇2上。在其他實施方式 中’該測量件4〇的本體4〇2也可以為其他形狀，例如長方 體、三角錐等。該測量件40的延伸體405的橫載面的圓心 到該基準件30的尖端310的圓心之間的距離設置成等於通 孔10 2的圓心〇 1與通孔1 〇 4的圓心0 2之間的距離的規範值 098118294 表單編號A0101 第6頁/共17頁 098203H»6一0 201043918 。假設通孔102的直徑d = 4mm，通孔104的直徑D = 6mm， 通孔102的圓心01與通孔104的圓心02之間的距離的規範 值L為72mm，檢測過程中的允許誤差值m = 0. 5mm，即通孔 102的圓心01與通孔104的圓心〇2之間的距離的允許誤差 範圍為72mm±0. 5ram，則該測量件40的延伸體405的橫截 面的直徑x = d-2m=4-2*〇. 5 = 3mm。在其他實施方式中， 也可設置複數測量件40用以同時測量工件1〇上的其他複 數通孔與通孔102之間的距離是否符合規範，該測量件40 及該基準件30也可以與該支撐架20成一體結構。 〇 [0011] 該卡固件60大致呈薄圓盤形狀，其一端從外向内開設大 致呈“Ω”形狀的開口 602 ,該兩卡固件60沿該開口 602 分別套設於該基準件30的独槽306及該測量件40的狹槽 406。 [0012] 請繼續參閱圖2及圖3 ’組裝及使用該孔心距檢測裝置時 ，將彈簧50套設於該基準件3〇的本體302並貼靠於該錐形 的定位部304上’將基準件30的本體302穿過支撐架20的 〇 通孔212並壓縮彈簧50直至基準件3〇的本體302頂部的狹 槽306穿出支揮架20的頂面206，再將卡固件60沿開口 602套設於基準件30的狹槽306上，使得基準件30安裝於 支撐架20上，此時定位部304的後端3〇8部分露出支撐架 20的底面208。再將彈簧5〇套設於該測量件4〇的本體4〇2 並貼靠於該圓環形的固定件404上，將測量件4〇的本體 402穿過支撐架20的通孔212並壓縮彈簧5〇直至測量件4〇 的本體402的頂部的狹槽406穿出支撐架2〇的頂面206， 再將卡固件60沿開口 602套設於測量件4〇的狹槽4〇6上， 098118294 表單編號A0101 第7頁/共17頁 0982031016-0 201043918 使得測量件40也安裝於支撐架20上，此時圓環形的固定 件404及延伸體405可穿出支撐架20的底面208或收容於 階梯孔214的大孔。這樣使用該孔心距檢測裝置檢測工件 10的通孔102的圓心01與通孔104的圓心02之間的距離時 ，操作者將錐形的定位部304部分裝設於工件10的通孔 102中後，再以基準件30的錐形的定位部304為軸心，沿 工件1 0的板體10 0左右移動測量件4 0以使測量件4 0的延 伸體405的底部移至工件10的通孔104處，以測量件40的 延伸體405的底部是否能夠伸入該通孔104來判斷工件10 的通孔102的圓心01與通孔104的圓心02之間的距離是否 在規範範圍内。 [0013] 請繼續參閱圖4至圖6，若被測量的通孔102的圓心01與通 孔104的圓心02之間的距離在規範範圍内，當測量件40的 延伸體405的底部處於工件10的通孔104處時，壓縮的彈 簧50就會舒張，在彈簧50彈力的作用下，推動測量件40 的延伸體405伸入該通孔104内，反之，若被測量的通孔 102的圓心01與通孔104的圓心02之間的距離不符合規範 ，則測量件40的延伸體405的底部不能夠伸入該通孔104 内。假設通孔102的圓心01與通孔104的圓心02之間的距 離的規範值L為72ππη，若檢測過程中的允許誤差值 m = 0. 5mm，則圖4至圖6中工件10的通孔102的圓心01與 通孔104的圓心02之間的距離分別為72mm、72mm-〇. 5mm 、7 2mm + 0. 5mm，且測量件4 0的延伸體4 0 5均能夠伸入該 通孔104，表示此三種情況下所測得的通孔102的圓心01 與通孔104的圓心02之間的距離皆在規範範圍内。 098118294 表單編號A0101 第8頁/共17頁 0982031016-0 201043918 [0014] [0015] 综上所述，本發明符合發明專利要件，爰依法提出專利 申請。惟，以上所述者僅為本發明之較佳實施例，舉凡 熟悉本案技藝之人士，在爰依本發明精神所作之等效修 飾或變化，皆應涵蓋於以下之申請專利範圍内。 :圖式簡單說明】 圖1係本發明孔心距檢測裝置的較佳實施方式與一工件的 立體分解圖。 [0016] 圖2係圖1中的孔心距檢測裝置的立體組合圖。 Ο [0017] 圖3係圖1中的孔心距檢測裝置檢測工件時的立體圖。 [0018] 圖4至圖6係圖3在三種狀態下的局部剖視圖。 【主要元件符號說明】 [0019] 工件 10 支撐架 20 基準件 30 測量件 40 彈簧 50 卡固件 60 板體 100 通孔 102 、 104 侧面 202 、 204 頂面 206 底面 208 凹槽 210 階梯孔 212 、 214 本體 302 、 402 定位部 304 狹槽 306 、 406 後端 308 尖端 310 固定件 404 延伸體 405 開口 602 098118294 表單編號A0101 第9頁/共17頁 0982031016-0201043918 VI. Description of the Invention: [Technical Field] [0001] The present invention relates to a detecting device, and more particularly to a detecting device suitable for detecting a hole pitch of a workpiece. [Previous technology] [0002] In the manufacturing process of electronic products such as desktop computers and portable electronic devices, the metal plate of the workpiece is often punched, so the metal plate of the workpiece usually has a plurality of Through holes, in order to ensure the workpiece is qualified, it is necessary to measure whether the distance between the centers of the through holes conforms to the specifications. [0003] Conventional methods of measuring the distance between the centers of the respective through holes are generally detected using a vernier caliper. Due to the cumbersome vernier caliper, it will affect the detection speed and cause misjudgment. On the other hand, due to factors such as the contact position of the vernier caliper with the measuring workpiece, the parallelism between the caliper scale and the surface of the workpiece to be tested, the accuracy of the detection result is lowered. [Invention] [0004] Content, it is necessary to provide a detecting device that can quickly and accurately detect the hole pitch of the workpiece. [0005] A hole pitch detecting device for detecting whether a distance between centers of two through holes on a workpiece conforms to a specification, the hole center distance detecting device comprising a support frame, a reference member and a measuring member, the reference And the measuring member are respectively disposed at two ends of the supporting frame, the reference member can extend into one of the through holes of the workpiece, and a distance between a center of the reference member and a center of the measuring member is equal to the The normal value of the distance between the centers of the two through holes, when the distance between the centers of the two through holes on the workpiece meets the specification 098118294 Form No. A0101 Page 4 / Total 17 Page 0982031016-0 201043918 '5 Hai measurement The piece can extend into the other through hole of the workpiece. When the distance between the centers of the two through holes on the workpiece does not conform to the specification, the measuring member cannot protrude into the other through hole of the workpiece. [0006] The hole center distance detecting device of the present invention transmits a specification value of a distance between a center of the reference member and a center of the measuring member equal to a distance between centers of the two through holes on the workpiece, and passes through the judgment reference piece. And whether the measuring member can be installed in the two through holes of the workpiece to detect the hole center distance of the workpiece, and the operation is quickly broken. [0007] [Embodiment] Referring to FIG. 1 and FIG. 4 together, the hole center distance detecting device of the present invention is for detecting the center of the through hole 102 on the plate body 1 of the workpiece 10 (such as the center 〇 1) and The distance between the center of the through hole 104 (such as the center 〇 2) conforms to the specification. The preferred embodiment includes a support frame 20, a reference member 30, a measuring member 40, two springs 50, and two fasteners 60. [0008] The support frame 20 has a substantially rectangular parallelepiped structure, and includes two opposite sides 2〇2 and 204, a top surface 206 and a bottom surface 208 connecting the opposite side surfaces 202 and 204. The sides 202 and 204 are both A substantially curved groove 210 is formed (the groove of the side surface 204 is not shown) to facilitate the operator to hold the support frame 20. The two ends of the support frame 20 are opened through the top surface 206 to the bottom surface 208. The holes are, for example, the cylindrical stepped holes 212 and 214. The two stepped holes 212 and 214 each include a small hole and a large hole. The two stepped holes 212 and 214 are respectively used for mounting the reference member 30 and the measuring member 40. The large hole of the two stepped holes 212 and 214 can receive the spring 50. The reference member 30 includes a substantially cylindrical body 302, a cone mounted on the bottom of the body 302118294 and can be mounted on the through hole 102. Shape positioning part form number Α0101 5th page/total 17 page 0982 [0009] 201043918 304. The top of the body 302 is provided with a slot 306 for mounting the fastener 6 ,, and the spring 50 can be sleeved on the body 302. The diameter of the cross section of the rear end 308 of the conical positioning portion 304 is larger than the passage of the workpiece The diameter of jo is smaller than the diameter of the large hole of the stepped hole 212. The diameter of the cross-sectional surface of the tip end 31 0 of the conical positioning portion 3 0 4 is smaller than the diameter of the through hole 102 of the workpiece 1 以便 to facilitate the The conical positioning portion 3〇4 can be clamped in the through hole 102 of the workpiece 10. The diameter of the cross section of the body 3〇2 is equal to the diameter of the small hole of the stepped hole 21 2 . The diameter of the 1〇2 is larger than the diameter of the through hole 104, and the diameter of the cross section of the tip 31〇 may be set smaller than the diameter of the through hole 1〇2 of the workpiece 10 and larger than the diameter of the through hole 1〇4. The tip end 310 of the reference member 30 can be installed in the through hole 1 〇 2 and can not be installed in the through hole 104 to generate a foolproof effect. In other embodiments, the body 302 and the positioning portion 304 of the reference member 30 can also be [0010] The measuring member 40 includes a substantially cylindrical body 4〇2, a cylindrical extending body 4〇5 extending from the bottom of the body 402, and a set of the body 402. The annular fixing member 4〇4 at the bottom. The outer diameter of the fixing member 404 is smaller than the diameter of the large hole of the stepped hole 214. The diameter of the cross section of the body 4 〇 2 is equal to the diameter of the small hole of the stepped hole 214. The diameter of the cross section of the extension 4 〇 5 is smaller than the diameter of the cross section of the body 4 〇 2 and the diameter of the through hole 丨〇 4 The top of the body 402 is provided with a slot 406 for mounting the fastener 6'. The spring 50 can be sleeved on the body 4〇2. In other embodiments, the body of the measuring member 4〇 2 can also be other shapes, such as a rectangular parallelepiped, a triangular pyramid, and the like. The distance from the center of the cross-sectional surface of the extension body 405 of the measuring member 40 to the center of the tip end 310 of the reference member 30 is set equal to the center 〇 1 of the through hole 10 2 and the center 0 2 of the through hole 1 〇 4 The specification of the distance between the 098118294 form number A0101 page 6 / a total of 17 pages 098203H»6 a 0 201043918. Assuming that the diameter d of the through hole 102 is d 4 mm, the diameter of the through hole 104 is D = 6 mm, the specification value of the distance between the center 01 of the through hole 102 and the center 02 of the through hole 104 is 72 mm, and the allowable error value during the detection. m = 0. 5mm, that is, the allowable error of the distance between the center 01 of the through hole 102 and the center 〇 2 of the through hole 104 is 72 mm ± 0. 5 ram, the diameter of the cross section of the extension 405 of the measuring member 40 x = d-2m=4-2*〇. 5 = 3mm. In other embodiments, a plurality of measuring members 40 may be disposed to simultaneously measure whether the distance between the other plurality of through holes on the workpiece 1 and the through hole 102 conforms to the specification, and the measuring member 40 and the reference member 30 may also be The support frame 20 is formed in an integral structure. [0011] The fastener 60 is substantially in the shape of a thin disk, and one end of the opening 602 is formed in an approximately "Ω" shape from the outside to the inside. The two fasteners 60 are respectively sleeved on the reference member 30 along the opening 602. The slot 306 and the slot 406 of the measuring member 40. [0012] Please continue to refer to FIG. 2 and FIG. 3 'When assembling and using the hole center distance detecting device, the spring 50 is sleeved on the body 302 of the reference member 3〇 and abuts against the tapered positioning portion 304. The body 302 of the reference member 30 is passed through the through hole 212 of the support frame 20 and compresses the spring 50 until the slot 306 at the top of the body 302 of the reference member 3 extends out of the top surface 206 of the support frame 20, and the fastener 60 is then placed. The opening 602 is sleeved on the slot 306 of the reference member 30 such that the reference member 30 is mounted on the support frame 20, and the rear end 3〇8 of the positioning portion 304 partially exposes the bottom surface 208 of the support frame 20. The spring 5〇 is sleeved on the body 4〇2 of the measuring member 4〇 and abuts against the annular fixing member 404, and the body 402 of the measuring member 4〇 is passed through the through hole 212 of the support frame 20 and The compression spring 5 〇 extends until the top slot 206 of the body 402 of the measuring member 4 穿 passes through the top surface 206 of the support frame 2 , and then the fastener 60 is sleeved along the opening 602 in the slot 4 〇 6 of the measuring member 4 . 098118294 Form No. A0101 Page 7 of 17 0982031016-0 201043918 The measuring member 40 is also mounted on the support frame 20, at which time the annular fixing member 404 and the extension 405 can pass through the bottom surface of the support frame 20. 208 or a large hole received in the stepped hole 214. When the hole center distance detecting device detects the distance between the center 01 of the through hole 102 of the workpiece 10 and the center 02 of the through hole 104, the operator mounts the tapered positioning portion 304 to the through hole 102 of the workpiece 10. After that, with the tapered positioning portion 304 of the reference member 30 as the axis, the measuring member 40 is moved to the left and right of the plate body 10 of the workpiece 10 to move the bottom of the extension 405 of the measuring member 40 to the workpiece 10. At the through hole 104, whether the bottom of the extending body 405 of the measuring member 40 can protrude into the through hole 104 to determine whether the distance between the center 01 of the through hole 102 of the workpiece 10 and the center 02 of the through hole 104 is within the specification range Inside. [0013] Please continue to refer to FIG. 4 to FIG. 6, if the distance between the center 01 of the through hole 102 and the center 02 of the through hole 104 is within the specification range, when the bottom of the extension 405 of the measuring member 40 is at the workpiece When the through hole 104 of the 10 is located, the compressed spring 50 will relax, and under the action of the spring 50, the extension 405 of the measuring member 40 is pushed into the through hole 104, and if the through hole 102 is measured. The distance between the center 01 and the center 02 of the through hole 104 does not conform to the specification, and the bottom of the extension 405 of the measuring member 40 cannot protrude into the through hole 104. It is assumed that the normal value L of the distance between the center 01 of the through hole 102 and the center 02 of the through hole 104 is 72ππη, and if the allowable error value m = 0. 5mm during the detection, the passage of the workpiece 10 in FIGS. 4 to 6 The distance between the center 01 of the hole 102 and the center 02 of the through hole 104 is 72 mm, 72 mm-〇. 5 mm, 7 2 mm + 0. 5 mm, and the extensions of the measuring member 40 can reach the pass. The hole 104 indicates that the distance between the center 01 of the through hole 102 and the center 02 of the through hole 104 measured in the three cases is within the specification range. 098118294 Form No. A0101 Page 8 of 17 0982031016-0 201043918 [0015] In summary, the present invention meets the requirements of the invention patent, and patents are filed according to law. However, the above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art of the present invention should be included in the following claims. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective exploded view of a preferred embodiment of a hole pitch detecting device of the present invention and a workpiece. 2 is a perspective assembled view of the hole center distance detecting device of FIG. 1. [0017] FIG. 3 is a perspective view of the hole center distance detecting device of FIG. 1 when a workpiece is detected. 4 to FIG. 6 are partial cross-sectional views of FIG. 3 in three states. [Main component symbol description] [0019] workpiece 10 support frame 20 reference member 30 measuring member 40 spring 50 fastener 60 plate 100 through hole 102, 104 side 202, 204 top surface 206 bottom surface 208 groove 210 step hole 212, 214 Body 302, 402 Positioning portion 304 Slot 306, 406 Rear end 308 Tip 310 Fixing member 404 Extension 405 Opening 602 098118294 Form No. A0101 Page 9 of 17 0982031016-0