{"id":756,"date":"2020-10-12T10:58:23","date_gmt":"2020-10-12T10:58:23","guid":{"rendered":"https:\/\/pistonpumps.top\/rexroth-a4vg-hydraulic-pump-for-kobelco-excavator\/"},"modified":"2020-10-12T10:58:23","modified_gmt":"2020-10-12T10:58:23","slug":"rexroth-a4vg-hydraulic-pump-for-kobelco-excavator","status":"publish","type":"post","link":"https:\/\/pistonpumps.top\/vi\/rexroth-a4vg-hydraulic-pump-for-kobelco-excavator\/","title":{"rendered":"B\u01a1m th\u1ee7y l\u1ef1c Rexroth A4vg d\u00e0nh cho m\u00e1y x\u00fac Kobelco."},"content":{"rendered":"<p><img decoding=\"async\" style=\"height:auto\" title=\"B\u01a1m th\u1ee7y l\u1ef1c Rexroth A4vg d\u00e0nh cho m\u00e1y x\u00fac Kobelco.\" src=\"http:\/\/img.hzpt.com\/uploads\/images\/ZHMedical\/Vacuum-pump-5.jpg\" alt=\"Rexroth A4vg Hydraulic Pump for Kobelco Excavator\" \/><\/p>\n<p>\n<h1><strong>B\u01a1m CZPT A4VG<\/strong><\/h1>\n<p>\u00a0<br \/>B\u01a1m th\u1ee7y l\u1ef1c CZPT A4VG d\u00e0nh cho m\u00e1y Kobelco CZPT<br \/>\u00a0<br \/>B\u01a1m h\u01b0\u1edbng tr\u1ee5c th\u1ec3 t\u00edch thay \u0111\u1ed5i CZPT A4VG40, A4VG56, A4VG71, A4VG90, A4VG125, A4VG180, A4VG250<\/p>\n<table>\n<tbody>\n<tr>\n<td>S\u1ef1 mi\u00eau t\u1ea3<\/td>\n<td>\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Chu\u1ed7i 32<br \/>\u00c1p su\u1ea5t danh ngh\u0129a b\u1ed1n tr\u0103m bar<br \/>L\u1ef1c c\u1ef1c \u0111\u1ea1i 450<br \/>H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n: NV, HD3, HW, DG, DA1, DA2, EP3, EP4, EZ1, EZ2<br \/>\u00a0<br \/>B\u01a1m piston h\u01b0\u1edbng tr\u1ee5c A4VG ki\u1ec3u \u0111\u0129a nghi\u00eang d\u00f9ng cho h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng th\u1ee7y t\u0129nh m\u1ea1ch k\u00edn.<br \/>\u2013 D\u00f2ng ch\u1ea3y t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi v\u1eadn t\u1ed1c v\u00e0 \u0111\u1ed9 d\u1ecbch chuy\u1ec3n v\u00e0 c\u00f3 th\u1ec3 thay \u0111\u1ed5i v\u00f4 h\u1ea1n.<br \/>\u2013 L\u01b0u l\u01b0\u1ee3ng tu\u1ea7n ho\u00e0n \u0111\u1ea7u ra s\u1ebd t\u0103ng l\u00ean khi g\u00f3c xoay c\u1ee7a \u0111\u0129a nghi\u00eang \u0111\u1ea1t \u0111\u1ebfn gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t.<br \/>\u2013 D\u1ec5 d\u00e0ng \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1eddng \u0111i c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng khi t\u1ea5m nghi\u00eang \u0111\u01b0\u1ee3c di chuy\u1ec3n qua v\u1ecb tr\u00ed trung l\u1eadp.<br \/>\u2013 M\u1ed9t lo\u1ea1t c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n r\u1ea5t linh ho\u1ea1t \u0111\u01b0\u1ee3c cung c\u1ea5p cho c\u00e1c ch\u1ee9c n\u0103ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 \u0111i\u1ec1u ch\u1ec9nh kh\u00e1c nhau.<br \/>\u2013 B\u01a1m \u0111\u01b0\u1ee3c trang b\u1ecb hai van h\u1ed7 tr\u1ee3 \u00e1p su\u1ea5t t\u1ea1i c\u00e1c c\u1eeda truy\u1ec1n l\u1ef1c ch\u00ednh \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng th\u1ee7y t\u0129nh (b\u01a1m v\u00e0 \u0111\u1ed9ng c\u01a1) kh\u1ecfi qu\u00e1 t\u1ea3i.<br \/>\u2013 C\u00e1c van gi\u1ea3m \u00e1p l\u1ef1c cao h\u01a1n c\u0169ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c van c\u1ea3i ti\u1ebfn.<br \/>\u2013 B\u01a1m t\u0103ng \u00e1p t\u00edch h\u1ee3p ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t b\u01a1m d\u1ea7u c\u1ea5p v\u00e0 \u0111i\u1ec1u khi\u1ec3n.<br \/>\u2013 M\u1ee9c t\u0103ng \u1ee9ng su\u1ea5t t\u1ed1i \u01b0u b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi van gi\u1ea3m \u1ee9ng su\u1ea5t \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n.<br \/>\u2013 Ng\u01b0\u1ee1ng \u1ee9ng su\u1ea5t t\u00edch ph\u00e2n l\u00e0 CZPT<\/p>\n<p><strong><strong>D\u1eef li\u1ec7u CZPT\u00a0<\/strong><\/strong><br \/>B\u1ea3ng gi\u00e1 tr\u1ecb (c\u00e1c gi\u00e1 tr\u1ecb l\u00fd thuy\u1ebft, kh\u00f4ng bao g\u1ed3m hi\u1ec7u qu\u1ea3 v\u00e0 dung sai, \u0111\u01b0\u1ee3c l\u00e0m tr\u00f2n)<\/p>\n<table>\n<tbody>\n<tr>\n<td colspan=\"3\">K\u00edch c\u1ee1<\/td>\n<td><strong><strong>A4VG40<\/strong><\/strong><\/td>\n<td><strong><strong>A4VG56<\/strong><\/strong><\/td>\n<td><strong><strong>A4VG71<\/strong><\/strong><\/td>\n<td><strong><strong>A4VG90<\/strong><\/strong><\/td>\n<td><strong><strong>A4VG125<\/strong><\/strong><\/td>\n<td><strong><strong>A4VG180<\/strong><\/strong><\/td>\n<td><strong><strong>A4VG250<\/strong><\/strong><\/td>\n<\/tr>\n<tr>\n<td>S\u1ef1 d\u1ecbch chuy\u1ec3n<br \/>b\u01a1m bi\u1ebfn \u0111\u1ed5i<\/td>\n<td>Vg t\u1ed1i \u0111a<\/td>\n<td>cm3<\/td>\n<td>40<\/td>\n<td>n\u0103m m\u01b0\u01a1i s\u00e1u<\/td>\n<td>71<\/td>\n<td>ch\u00edn m\u01b0\u01a1i<\/td>\n<td>m\u1ed9t tr\u0103m hai m\u01b0\u01a1i l\u0103m<\/td>\n<td>m\u1ed9t tr\u0103m t\u00e1m m\u01b0\u01a1i<\/td>\n<td>250<\/td>\n<\/tr>\n<tr>\n<td>T\u0103ng \u00e1p su\u1ea5t b\u01a1m (hai m\u01b0\u01a1i bar)<\/td>\n<td>Vg Sp<\/td>\n<td>cm3<\/td>\n<td>8,6<\/td>\n<td>m\u01b0\u1eddi m\u1ed9t.6<\/td>\n<td>19,6<\/td>\n<td>19.6<\/td>\n<td>28.3<\/td>\n<td>39,8<\/td>\n<td>52,5<\/td>\n<\/tr>\n<tr>\n<td>V\u1eadn t\u1ed1c<br \/>Vg t\u1ed1i \u0111a l\u1edbn nh\u1ea5t<\/td>\n<td>ti\u1ebfp t\u1ee5c.<\/td>\n<td>\u00a0v\u00f2ng\/ph\u00fat<\/td>\n<td>4000<\/td>\n<td>3600<\/td>\n<td>3300<\/td>\n<td>3050<\/td>\n<td>2850<\/td>\n<td>2500<\/td>\n<td>2400<\/td>\n<\/tr>\n<tr>\n<td>gi\u1edbi h\u1ea1n cao nh\u1ea5t<\/td>\n<td>h\u1ea1n ch\u1ebf<\/td>\n<td>v\u00f2ng\/ph\u00fat<\/td>\n<td>4200<\/td>\n<td>3900<\/td>\n<td>3600<\/td>\n<td>3300<\/td>\n<td>3250<\/td>\n<td>2900<\/td>\n<td>2600<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">t\u1ed1i \u0111a gi\u00e1n \u0111o\u1ea1n.<\/td>\n<td>T\u1ed1i thi\u1ec3u.<\/td>\n<td>v\u00f2ng\/ph\u00fat<\/td>\n<td>5000<\/td>\n<td>4500<\/td>\n<td>4100<\/td>\n<td>3800<\/td>\n<td>3450<\/td>\n<td>3000<\/td>\n<td>2700<\/td>\n<\/tr>\n<tr>\n<td>nmin<\/td>\n<td>v\u00f2ng\/ph\u00fat<\/td>\n<td>500<\/td>\n<td>500<\/td>\n<td>500<\/td>\n<td>500<\/td>\n<td>n\u0103m tr\u0103m<\/td>\n<td>500<\/td>\n<td>n\u0103m tr\u0103m<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">S\u1ef1 chuy\u1ec3n \u0111\u1ed9ng<br \/>\u0111ang di\u1ec5n ra v\u00e0 Vg t\u1ed1i \u0111a<\/td>\n<td>l\/ph\u00fat<\/td>\n<td>m\u1ed9t tr\u0103m s\u00e1u m\u01b0\u01a1i<\/td>\n<td>202<\/td>\n<td>234<\/td>\n<td>275<\/td>\n<td>356<\/td>\n<td>450<\/td>\n<td>600<\/td>\n<\/tr>\n<tr>\n<td>Quy\u1ec1n l\u1ef1c<br \/>Vg t\u1ed1i \u0111a li\u00ean t\u1ee5c<\/td>\n<td>400 bar<\/td>\n<td>kW<\/td>\n<td>107<\/td>\n<td>134<\/td>\n<td>156<\/td>\n<td>183<\/td>\n<td>237<\/td>\n<td>300<\/td>\n<td>b\u1ed1n tr\u0103m<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f4-men xo\u1eafn<br \/>\u1edf m\u1ee9c Vg t\u1ed1i \u0111a<\/td>\n<td>400 bar<\/td>\n<td>Nm<\/td>\n<td>255<\/td>\n<td>356<\/td>\n<td>451<\/td>\n<td>572<\/td>\n<td>795<\/td>\n<td>1144<\/td>\n<td>1590<\/td>\n<\/tr>\n<tr>\n<td>m\u1ed9t tr\u0103m thanh<\/td>\n<td>Nm<\/td>\n<td>63.5<\/td>\n<td>89<\/td>\n<td>112,8<\/td>\n<td>143<\/td>\n<td>198.8<\/td>\n<td>286<\/td>\n<td>398<\/td>\n<\/tr>\n<tr>\n<td>Gi\u00e2y qu\u00e1n t\u00ednh<\/td>\n<td>JGR<\/td>\n<td>kgm2<\/td>\n<td>.0038<\/td>\n<td>.0066<\/td>\n<td>.0097<\/td>\n<td>.0149<\/td>\n<td>.5712<\/td>\n<td>.0444<\/td>\n<td>.0983<\/td>\n<\/tr>\n<tr>\n<td>gia t\u1ed1c g\u00f3c<\/td>\n<td>\u03b1<\/td>\n<td>rad\/s2<\/td>\n<td>30000<\/td>\n<td>24000<\/td>\n<td>21000<\/td>\n<td>18000<\/td>\n<td>14000<\/td>\n<td>11000<\/td>\n<td>6700<\/td>\n<\/tr>\n<tr>\n<td>Dung t\u00edch ch\u1ee9a<\/td>\n<td>V<\/td>\n<td>L<\/td>\n<td>1. m\u1ed9t<\/td>\n<td>m\u1ed9t,5<\/td>\n<td>m\u1ed9t.ba<\/td>\n<td>m\u1ed9t.5<\/td>\n<td>2. m\u1ed9t<\/td>\n<td>ba.1<\/td>\n<td>6.ba<\/td>\n<\/tr>\n<tr>\n<td>C\u00e2n n\u1eb7ng v\u01b0\u1ee3t qu\u00e1 \u01b0\u1edbc t\u00ednh.<\/td>\n<td>t\u00f4i<\/td>\n<td>kg<\/td>\n<td>31<\/td>\n<td>38<\/td>\n<td>50<\/td>\n<td>s\u00e1u m\u01b0\u01a1i<\/td>\n<td>80<\/td>\n<td>101<\/td>\n<td>156<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u00a0                            <\/p>\n<p>\n<p><img decoding=\"async\" style=\"height:auto\" title=\"B\u01a1m th\u1ee7y l\u1ef1c Rexroth A4vg d\u00e0nh cho m\u00e1y x\u00fac Kobelco.\" src=\"http:\/\/img.hzpt.com\/uploads\/images\/ZHMedical\/Vacuum-pump-5.jpg\" alt=\"Rexroth A4vg Hydraulic Pump for Kobelco Excavator\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>CZPT A4VG PUMP \u00a0CZPT A4VG hydraulic pump for Kobelco CZPT\u00a0CZPT variable displacement axial pump A4VG40, A4VG56, A4VG71, A4VG90, A4VG125, A4VG180, A4VG250 Description \u00a0 Sequence 32Nominal pressure four hundred barPeak force 450Control system: NV, HD3, HW, DG, DA1, DA2, EP3, EP4, EZ1, EZ2\u00a0The A4VG axial piston variable pump in swash plate style for hydrostatic closed circuit [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[436,438,49,385,442,508,386,415,416,1100,418,420],"class_list":["post-756","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-excavator-hydraulic","tag-excavator-hydraulic-pump","tag-hydraulic","tag-hydraulic-pump","tag-hydraulic-pump-excavator","tag-hydraulic-pump-for-excavator","tag-hydraulic-pump-pump","tag-hydraulic-pump-rexroth","tag-hydraulic-rexroth","tag-rexroth-a4vg-hydraulic-pump","tag-rexroth-hydraulic","tag-rexroth-hydraulic-pump"],"_links":{"self":[{"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/posts\/756","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/comments?post=756"}],"version-history":[{"count":0,"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/posts\/756\/revisions"}],"wp:attachment":[{"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/media?parent=756"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/categories?post=756"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pistonpumps.top\/vi\/wp-json\/wp\/v2\/tags?post=756"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}