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摘要:
一種(zhong)大皮(pi)重小量(liang)程(cheng)單(dan)點(dian)式(shi)稱(cheng)重測力傳感(gan)(gan)器技術領域[0001] 本(ben)發明專利涉及單(dan)點(dian)式(shi)稱(cheng)重測力傳感(gan)(gan)器。背景技術[0002] 傳統(tong)的單(dan)點(dian)式(shi)測力傳感(gan)(gan)器只有上(shang)梁(liang)和下梁(liang),且受力后應(ying)變區(qu)直接發生形(xing)變,隨即輸(shu)出信號(hao)。目前(qian),有的應(ying)用場合為皮(pi)重遠較(jiao)稱(cheng)量(liang)量(liang)程(cheng)大,比如(ru),皮(pi)重為100㎏而量(liang)程(cheng)僅5㎏,…
一種大皮重小量(liang)程單(dan)點式稱重測力傳感器(qi)
技術領域
[0001] 本發明專利涉及單點式稱重測力傳感器。
背景技術
[0002] 傳(chuan)(chuan)統的(de)(de)單點式測(ce)力(li)傳(chuan)(chuan)感(gan)器(qi)只有上(shang)梁和(he)下梁,且受力(li)后應變區直(zhi)接發生形(xing)變,隨即(ji)輸出信號。目前,有的(de)(de)應用場合為皮重(zhong)遠(yuan)較稱(cheng)量(liang)(liang)量(liang)(liang)程大,比如,皮重(zhong)為100㎏而量(liang)(liang)程僅5㎏,上(shang)述(shu)結構的(de)(de)測(ce)力(li)傳(chuan)(chuan)感(gan)器(qi)遇到(dao)這種情況,不能滿足稱(cheng)量(liang)(liang)精(jing)度,不適合大皮重(zhong)小量(liang)(liang)程的(de)(de)稱(cheng)重(zhong)要求。
發明內容
[0003] 本發(fa)(fa)明(ming)所要解決(jue)的(de)技術問(wen)題(ti)是提(ti)供一種(zhong)大(da)(da)皮重(zhong)(zhong)小量程單(dan)點式(shi)稱(cheng)重(zhong)(zhong)測力傳(chuan)感(gan)(gan)器,以(yi)克服傳(chuan)統(tong)單(dan)點式(shi)測力傳(chuan)感(gan)(gan)器皮重(zhong)(zhong)小、量程大(da)(da)、精度低的(de)問(wen)題(ti)。為此,本發(fa)(fa)明(ming)采(cai)用以(yi)下(xia)技術方案:它包括由上(shang)(shang)(shang)下(xia)左(zuo)右(you)四(si)個剛(gang)(gang)性桿(gan)構成的(de)整體(ti)(ti)彈性體(ti)(ti),在四(si)個剛(gang)(gang)性桿(gan)的(de)交(jiao)界處為橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)部(bu)位,所述(shu)(shu)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)分(fen)為一對(dui)上(shang)(shang)(shang)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)(he)一對(dui)下(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang),所述(shu)(shu)上(shang)(shang)(shang)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)(he)下(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)呈(cheng)矩(ju)形四(si)角分(fen)布,所述(shu)(shu)上(shang)(shang)(shang)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)(he)下(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)截(jie)面積小于剛(gang)(gang)性桿(gan)的(de)橫(heng)(heng)(heng)截(jie)面積;所述(shu)(shu)彈性體(ti)(ti)中間還設有豎梁(liang)(liang)(liang)(liang)(liang)(liang),所述(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)(liang)處于所述(shu)(shu)矩(ju)形的(de)中心,與上(shang)(shang)(shang)部(bu)剛(gang)(gang)性桿(gan)和(he)(he)(he)下(xia)部(bu)剛(gang)(gang)性桿(gan)一體(ti)(ti),所述(shu)(shu)一對(dui)上(shang)(shang)(shang)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)(he)一對(dui)下(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)相對(dui)于所述(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)(liang)對(dui)稱(cheng),所述(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)截(jie)面積小于上(shang)(shang)(shang)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)(he)下(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)截(jie)面積,豎梁(liang)(liang)(liang)(liang)(liang)(liang)用于設置稱(cheng)重(zhong)(zhong)敏感(gan)(gan)元件(jian)。
[0004] 在采(cai)用上述(shu)技(ji)術方案的基礎上,本發明還可采(cai)用以下(xia)進一(yi)步的技(ji)術方案:所述(shu)豎梁處在由(you)四(si)個剛(gang)性桿圍成的中(zhong)部(bu)通孔中(zhong)。
[0005] 所(suo)述(shu)上(shang)(shang)橫(heng)梁(liang)和(he)下橫(heng)梁(liang)為在(zai)靠(kao)近它們所(suo)處端的彈(dan)(dan)性(xing)體上(shang)(shang)鉆孔(kong)而(er)形成(cheng)的孔(kong)壁;所(suo)述(shu)孔(kong)與所(suo)述(shu)中間通(tong)(tong)孔(kong)之(zhi)間由(you)縫連通(tong)(tong),并由(you)所(suo)述(shu)縫和(he)孔(kong)界定將(jiang)所(suo)述(shu)彈(dan)(dan)性(xing)體分為上(shang)(shang)下左右(you)四(si)個(ge)剛性(xing)桿。
[0006] 所述縫(feng)相對于豎梁對稱設置(zhi)。
[0007] 所述彈(dan)性體在中部通孔的外圍具有盲孔圈。
[0008] 所述彈性體在對應(ying)形(xing)成上(shang)橫梁(liang)和下(xia)橫梁(liang)的四個孔的位置的表面具有定位凹槽。
[0009] 由(you)于(yu)采用(yong)(yong)本(ben)發(fa)(fa)明(ming)的(de)(de)技術方(fang)(fang)案,所述上(shang)橫梁(liang)和下(xia)橫梁(liang)先于(yu)豎梁(liang)變(bian)(bian)形,用(yong)(yong)于(yu)承擔皮(pi)重,在皮(pi)重情況(kuang)下(xia)豎梁(liang)不(bu)變(bian)(bian)形或變(bian)(bian)形極(ji)小,豎梁(liang)用(yong)(yong)于(yu)承擔稱(cheng)(cheng)重測(ce)力的(de)(de)作用(yong)(yong),本(ben)發(fa)(fa)明(ming)的(de)(de)結(jie)構非常適(shi)合大皮(pi)重小量程(cheng)的(de)(de)稱(cheng)(cheng)重要求。進一步(bu)地,本(ben)發(fa)(fa)明(ming)彈(dan)性體具有鉸(jiao)支(zhi)結(jie)構特點,四根橫梁(liang)不(bu)僅用(yong)(yong)于(yu)稱(cheng)(cheng)重承載而(er)且(qie)起(qi)到剛性桿的(de)(de)軸的(de)(de)作用(yong)(yong),在稱(cheng)(cheng)重時(shi)(shi),彈(dan)性體由(you)矩(ju)形支(zhi)撐(cheng)向平(ping)行四邊(bian)形支(zhi)撐(cheng)轉變(bian)(bian),豎梁(liang)變(bian)(bian)形時(shi)(shi)呈(cheng)S形,能夠提(ti)高(gao)(gao)傳感(gan)器(qi)的(de)(de)稱(cheng)(cheng)重靈(ling)敏度,提(ti)高(gao)(gao)小量程(cheng)的(de)(de)稱(cheng)(cheng)重精度。并且(qie),本(ben)發(fa)(fa)明(ming)可(ke)通過改變(bian)(bian)上(shang)橫梁(liang)和下(xia)橫梁(liang)的(de)(de)橫截(jie)面(mian)積(ji)(ji),以針對(dui)不(bu)同(tong)的(de)(de)皮(pi)重要求,通過改變(bian)(bian)豎梁(liang)的(de)(de)橫截(jie)面(mian)積(ji)(ji)則可(ke)控制量程(cheng),非常方(fang)(fang)便各種大皮(pi)重小量程(cheng)的(de)(de)稱(cheng)(cheng)重設計,提(ti)高(gao)(gao)稱(cheng)(cheng)重測(ce)力傳感(gan)器(qi)的(de)(de)稱(cheng)(cheng)重精度。
附圖說明
[0010] 圖1為本(ben)發明所提(ti)供(gong)的實施例1的主(zhu)視圖。
[0011] 圖2為圖1的俯視圖。
[0012] 圖3為本發明所(suo)提供的實施例2的主視圖。
具體實施方式
[0013] 實(shi)施例1,參照附(fu),1、2。
[0014] 本發明包括(kuo)由上(shang)(shang)(shang)(shang)下(xia)(xia)(xia)左右四(si)個(ge)剛(gang)性桿(gan)100a、100b、100c、100d構(gou)成的(de)整體(ti)彈性體(ti),在(zai)四(si)個(ge)剛(gang)性桿(gan)的(de)交界處(chu)為橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)部(bu)位,所述(shu)(shu)(shu)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)分為一(yi)(yi)(yi)對(dui)(dui)(dui)上(shang)(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)11、12和(he)一(yi)(yi)(yi)對(dui)(dui)(dui)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)13、14,所述(shu)(shu)(shu)上(shang)(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)11、12和(he)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)13、14呈矩形四(si)角分布(bu),所述(shu)(shu)(shu)上(shang)(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)和(he)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)(jie)面(mian)積小(xiao)于(yu)剛(gang)性桿(gan)的(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)(jie)面(mian)積;所述(shu)(shu)(shu)彈性體(ti)中間(jian)還設有(you)豎(shu)(shu)梁(liang)(liang)(liang)(liang)2,所述(shu)(shu)(shu)豎(shu)(shu)梁(liang)(liang)(liang)(liang)2處(chu)于(yu)所述(shu)(shu)(shu)矩形的(de)中心(xin),與上(shang)(shang)(shang)(shang)部(bu)剛(gang)性桿(gan)100a和(he)下(xia)(xia)(xia)部(bu)剛(gang)性桿(gan)100b一(yi)(yi)(yi)體(ti),所述(shu)(shu)(shu)一(yi)(yi)(yi)對(dui)(dui)(dui)上(shang)(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)11、12和(he)一(yi)(yi)(yi)對(dui)(dui)(dui)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)13、14相(xiang)對(dui)(dui)(dui)于(yu)所述(shu)(shu)(shu)豎(shu)(shu)梁(liang)(liang)(liang)(liang)對(dui)(dui)(dui)稱(cheng),所述(shu)(shu)(shu)對(dui)(dui)(dui)稱(cheng)為上(shang)(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)之(zhi)間(jian)對(dui)(dui)(dui)稱(cheng)、下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)之(zhi)間(jian)對(dui)(dui)(dui)稱(cheng)、上(shang)(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)和(he)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)之(zhi)間(jian)對(dui)(dui)(dui)稱(cheng),所述(shu)(shu)(shu)豎(shu)(shu)梁(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)(jie)面(mian)積小(xiao)于(yu)上(shang)(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)和(he)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)(jie)面(mian)積,豎(shu)(shu)梁(liang)(liang)(liang)(liang)用于(yu)設置稱(cheng)重(zhong)敏感元件。
[0015] 所(suo)述(shu)豎梁2處在由(you)四個剛性(xing)(xing)桿圍成的中(zhong)部通(tong)孔20中(zhong)。所(suo)述(shu)豎梁的橫截面(mian)的D向(xiang)(xiang)尺(chi)寸(cun)大(da)(da)于(yu)C向(xiang)(xiang)尺(chi)寸(cun),所(suo)述(shu)D向(xiang)(xiang)為彈性(xing)(xing)體厚度方向(xiang)(xiang),所(suo)述(shu)C向(xiang)(xiang)和D向(xiang)(xiang)垂(chui)直。如果(guo)需(xu)要(yao)增大(da)(da)量程(cheng)時,也可以增大(da)(da)C向(xiang)(xiang)尺(chi)寸(cun)直至大(da)(da)于(yu)D向(xiang)(xiang)尺(chi)寸(cun)。
[0016] 上述彈性(xing)體可為對一整塊剛性(xing)金(jin)屬件進行鉆(zhan)孔(kong)和切割(ge)加工而成。
[0017] 所述(shu)上橫梁和下(xia)橫梁為(wei)在靠近它們(men)所處端的彈性體(ti)上鉆孔5而(er)形成的孔壁;所述(shu)孔5與所述(shu)中間通孔20之間由縫(feng)4連通,并(bing)由所述(shu)縫(feng)4和孔5界定將所述(shu)彈性體(ti)分為(wei)上下(xia)左右四個剛(gang)性桿。
[0018] 所述(shu)(shu)縫(feng)(feng)4相(xiang)對(dui)(dui)于豎(shu)梁2對(dui)(dui)稱設置。所述(shu)(shu)對(dui)(dui)稱為(wei)相(xiang)鄰(lin)縫(feng)(feng)4之(zhi)(zhi)間(jian)對(dui)(dui)稱、對(dui)(dui)向(xiang)縫(feng)(feng)4之(zhi)(zhi)間(jian)對(dui)(dui)稱。
[0019] 所述彈性體在中(zhong)部通(tong)孔(kong)20的外圍具有盲孔(kong)圈(quan)6。
[0020] 所述(shu)彈(dan)性(xing)體在對應(ying)形成上橫梁(liang)和下橫梁(liang)的(de)四(si)個(ge)孔(kong)5的(de)位(wei)置的(de)表面具有定位(wei)凹(ao)槽7。
[0021] 在設(she)計時,通(tong)過設(she)計不同(tong)的(de)(de)孔5壁厚(hou)A及彈(dan)性體厚(hou)度(du)B可(ke)以(yi)改(gai)變(bian)皮(pi)重的(de)(de)大小,通(tong)過設(she)計不同(tong)的(de)(de)豎梁壁厚(hou)C和豎梁寬度(du)D,可(ke)以(yi)控制量程,從(cong)而達到大皮(pi)重小量程的(de)(de)高精度(du)傳感器。
[0022] 以(yi)所述傳感器的上橫(heng)梁和下(xia)橫(heng)梁可以(yi)承(cheng)(cheng)受50kg的皮重(zhong)(zhong)為(wei)例。在所述上橫(heng)梁和下(xia)橫(heng)梁承(cheng)(cheng)受50kg皮重(zhong)(zhong)后,豎(shu)梁才有足夠的形變,開始正常輸出(chu)信號。在上橫(heng)梁下(xia)橫(heng)梁承(cheng)(cheng)受50kg以(yi)內(nei)的力,豎(shu)梁變形極(ji)小(xiao),沒有信號輸出(chu)。
[0023] 實施(shi)例2,參照(zhao)附圖(tu)3。
[0024] 在(zai)本(ben)(ben)實施例中,本(ben)(ben)發明(ming)同樣包括(kuo)由上(shang)下(xia)(xia)左右四個(ge)(ge)剛(gang)性桿100a、100b、100c、100d構成的(de)(de)整體彈性體,在(zai)四個(ge)(ge)剛(gang)性桿的(de)(de)交界處(chu)為(wei)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)部(bu)位,所(suo)(suo)(suo)(suo)(suo)述橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)分為(wei)一(yi)對(dui)上(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)一(yi)對(dui)下(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)13、14,所(suo)(suo)(suo)(suo)(suo)述上(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)下(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)13、14呈矩形(xing)四角(jiao)分布,所(suo)(suo)(suo)(suo)(suo)述上(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)下(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)截面積(ji)小于(yu)(yu)(yu)剛(gang)性桿的(de)(de)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)截面積(ji);所(suo)(suo)(suo)(suo)(suo)述彈性體中間還設(she)有(you)豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)2,所(suo)(suo)(suo)(suo)(suo)述豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)2處(chu)于(yu)(yu)(yu)所(suo)(suo)(suo)(suo)(suo)述矩形(xing)的(de)(de)中心,與上(shang)部(bu)剛(gang)性桿100a和(he)(he)下(xia)(xia)部(bu)剛(gang)性桿100b一(yi)體,所(suo)(suo)(suo)(suo)(suo)述一(yi)對(dui)上(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)一(yi)對(dui)下(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)13、14相對(dui)于(yu)(yu)(yu)所(suo)(suo)(suo)(suo)(suo)述豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)對(dui)稱(cheng),所(suo)(suo)(suo)(suo)(suo)述對(dui)稱(cheng)為(wei)上(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)之(zhi)間對(dui)稱(cheng)、下(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)之(zhi)間對(dui)稱(cheng)、上(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)下(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)之(zhi)間對(dui)稱(cheng),所(suo)(suo)(suo)(suo)(suo)述豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)截面積(ji)小于(yu)(yu)(yu)上(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)下(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)(heng)(heng)截面積(ji),豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)用(yong)于(yu)(yu)(yu)設(she)置稱(cheng)重敏感元件(jian)8。
[0025] 所述豎(shu)梁2處在(zai)由四個剛(gang)性桿圍成的中部通孔20中。
[0026] 在(zai)實(shi)施例的(de)(de)基礎上(shang)可(ke)以預見,對(dui)(dui)(dui)于(yu)上(shang)下橫(heng)(heng)(heng)梁的(de)(de)形(xing)(xing)(xing)成(cheng)方(fang)式(shi)還可(ke)以有其它多(duo)種方(fang)式(shi),比如(ru)將(jiang)上(shang)下橫(heng)(heng)(heng)梁部(bu)位(wei)的(de)(de)彈性體(ti)(ti)(ti)銑薄,或將(jiang)上(shang)下橫(heng)(heng)(heng)梁部(bu)位(wei)的(de)(de)彈性體(ti)(ti)(ti)形(xing)(xing)(xing)狀(zhuang)銑成(cheng)工字形(xing)(xing)(xing)截(jie)(jie)面等(deng)等(deng),其最終目的(de)(de)為(wei)使(shi)上(shang)、下橫(heng)(heng)(heng)梁的(de)(de)橫(heng)(heng)(heng)截(jie)(jie)面積(ji)小于(yu)剛(gang)性桿的(de)(de)橫(heng)(heng)(heng)截(jie)(jie)面積(ji)。對(dui)(dui)(dui)于(yu)上(shang)下橫(heng)(heng)(heng)梁的(de)(de)形(xing)(xing)(xing)成(cheng)方(fang)式(shi)實(shi)際上(shang)也(ye)可(ke)轉換成(cheng)上(shang)下左右四個剛(gang)性桿的(de)(de)外形(xing)(xing)(xing)設置問題(ti),在(zai)本實(shi)施例中(zhong),“桿”不(bu)一定是(shi)細長形(xing)(xing)(xing)態(就像”四連桿“中(zhong)的(de)(de)桿,也(ye)不(bu)一定必須是(shi)細長形(xing)(xing)(xing)狀(zhuang),只(zhi)要其起(qi)到“連桿”的(de)(de)作用(yong)即可(ke))。在(zai)本發(fa)明中(zhong),“桿”比“梁”橫(heng)(heng)(heng)截(jie)(jie)面積(ji)大,而相對(dui)(dui)(dui)于(yu)橫(heng)(heng)(heng)梁成(cheng)為(wei)剛(gang)形(xing)(xing)(xing)體(ti)(ti)(ti),起(qi)到“后(hou)變形(xing)(xing)(xing)”的(de)(de)作用(yong),使(shi)得(de)與桿連接的(de)(de)豎梁針對(dui)(dui)(dui)稱重(zhong)物體(ti)(ti)(ti)變形(xing)(xing)(xing),不(bu)受大皮重(zhong)影響。
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