{"id":461,"date":"2022-07-06T07:55:46","date_gmt":"2022-07-06T07:55:46","guid":{"rendered":"http:\/\/splined-shaft.net\/china-good-quality-m1450bx2000-5002000mm-high-precision-czpt-cylindrical-grinding-machine-near-me-shop\/"},"modified":"2022-07-06T07:55:46","modified_gmt":"2022-07-06T07:55:46","slug":"china-good-quality-m1450bx2000-5002000mm-high-precision-czpt-cylindrical-grinding-machine-near-me-shop","status":"publish","type":"post","link":"https:\/\/splined-shaft.net\/fr\/china-good-quality-m1450bx2000-5002000mm-high-precision-czpt-cylindrical-grinding-machine-near-me-shop\/","title":{"rendered":"China Good quality M1450bx2000 &#8211; 500*2000mm High Precision CZPT Cylindrical Grinding Machine     near me shop"},"content":{"rendered":"<p>\n<h2>Description du produit<\/h2>\n<p>\n<p>   <strong>1. Image<\/p>\n<p>2.\u00a0Parameters<\/strong><\/p>\n<table class=\"widefat\" id=\"add_new_publishing_attribute\">\n<tbody>\n<tr>\n<td><strong>Main Specification<\/strong><\/td>\n<td><strong>M1450BX2000<\/strong><\/td>\n<\/tr>\n<tr>\n<td>External Cylindrical Grinding Capacity (dia.*L)<\/td>\n<td>\u00d88~\u00d8500mm*2000mm<\/td>\n<\/tr>\n<tr>\n<td>Internal Cylindrical Grinding Capacity (dia.*L)<\/td>\n<td>\u00d830~\u00d8100mm*125mm<\/td>\n<\/tr>\n<tr>\n<td>Max. Workpiece Weight<\/td>\n<td>1000kgs<\/td>\n<\/tr>\n<tr>\n<td>Center Height<\/td>\n<td>270mm<\/td>\n<\/tr>\n<tr>\n<td>Table Longitudinal Travel<\/td>\n<td>2000mm<\/td>\n<\/tr>\n<tr>\n<td>Table Longitudinal Feeding Speed<\/td>\n<td>100~4000mm\/min<\/td>\n<\/tr>\n<tr>\n<td>Table Swivel<\/td>\n<td>clockwise 5\/3\u00b0~anticlockwise 7\u00b0<\/td>\n<\/tr>\n<tr>\n<td>Headstock Center Taper<\/td>\n<td>MT4<sup>#<\/sup><\/td>\n<\/tr>\n<tr>\n<td>Headstock Motor<\/td>\n<td>0.75kW<\/td>\n<\/tr>\n<tr>\n<td>Headstock Spindle Speed<\/td>\n<td>25~380rpm (50Hz) variable<\/td>\n<\/tr>\n<tr>\n<td>Wheelhead Spindle Motor<\/td>\n<td>4kW<\/td>\n<\/tr>\n<tr>\n<td>Wheelhead Spindle Speed<\/td>\n<td>1670rpm<\/td>\n<\/tr>\n<tr>\n<td>Wheelhead Transverse Travel<\/td>\n<td>200mm<\/td>\n<\/tr>\n<tr>\n<td>Wheelhead Transverse Feed per Handwheel Graduation<\/td>\n<td>0.005mm<\/td>\n<\/tr>\n<tr>\n<td>Wheelhead Transverse Feed per Handwheel Revolution<\/td>\n<td>1mm<\/td>\n<\/tr>\n<tr>\n<td>External Grinding Wheel Size (O.D.*thickness*I.D.)<\/td>\n<td>max. \u00d8400*50*\u00d8203mm<br \/>min. \u00d8280*50*\u00d8203mm<\/td>\n<\/tr>\n<tr>\n<td>External Grinding Wheel Linear Speed<\/td>\n<td>max. 35000mm\/s<\/td>\n<\/tr>\n<tr>\n<td>Internal Grinding Wheel Size (O.D.*thickness*I.D.)<\/td>\n<td>max. \u00d850*16*\u00d840mm<br \/>min. \u00d845*10*\u00d835mm<\/td>\n<\/tr>\n<tr>\n<td>Internal Grinding Wheel Spindle Speed<\/td>\n<td>14000rpm<\/td>\n<\/tr>\n<tr>\n<td>Tailstock Center Taper<\/td>\n<td>MT4<sup>#<\/sup><\/td>\n<\/tr>\n<tr>\n<td>Tailstock Quill Travel<\/td>\n<td>25 mm<\/td>\n<\/tr>\n<tr>\n<td>Gross Weight<\/td>\n<td>\u2248 9000\/9900kgs<\/td>\n<\/tr>\n<tr>\n<td>Packaging Dimension(L*W*H)<\/td>\n<td>\u2248 6571*2680*1700mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong><strong>3. Standard Accessories<\/strong><\/strong><\/p>\n<table class=\"widefat\" id=\"add_new_publishing_attribute\">\n<tbody>\n<tr>\n<td>1<\/td>\n<td>Grinding wheel<\/td>\n<td>2<\/td>\n<td>Wheel flange<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Wheel balancing base<\/td>\n<td>4<\/td>\n<td>Wheel balancing arbor<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>Extractor<\/td>\n<td>6<\/td>\n<td>Diamond dresser<\/td>\n<\/tr>\n<tr>\n<td>7<\/td>\n<td>Leveling pad<\/td>\n<td>8<\/td>\n<td>Anchor bolt<\/td>\n<\/tr>\n<tr>\n<td>9<\/td>\n<td>Tool box with tools<\/td>\n<td>10<\/td>\n<td>repos stable de type ouvert\u00a0<\/td>\n<\/tr>\n<tr>\n<td>11<\/td>\n<td>Cooling system<\/td>\n<td>12<\/td>\n<td>Three jaw chuck<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>4. Feature<br \/>\u00a0 \u00a0<\/strong><strong>M1450BX2000<\/strong><br \/><strong>\u00a0\u00a0 High Precision Semi-auto Universal Cylindrical Grinder<\/strong><br \/>\u00a0\u00a0 <strong>Max. Grinding Diameter:\u00a0\u03a6 500mm<\/strong><br \/><strong>\u00a0\u00a0 Max. Grinding Length: 2000mm<\/strong><\/p>\n<p><strong>Features of Structure and Performance<\/strong><\/p>\n<ul>\n<li>\u00a0The hydraulic driving system adopts screw pump, so the machine can run smoothly with low noise.<\/li>\n<li>\u00a0The wheel head uses sleeve-type hydrodynamic bearing, gaining the features of high rotation precision and rigidity.<\/li>\n<li>\u00a0The feeding guideway uses plastic-coated\u00a0 (Teflon) guideway, improving the stability and vibration resistance in low-speed running.<\/li>\n<li>\u00a0The machine has the following features: high machining accuracy, rational overall layout, attractive appearance, centralized and visualized operating handles, and simple and safe operation.<\/li>\n<\/ul>\n<p><strong>Application of the Machine<\/strong><\/p>\n<p><strong>\u00a0 Application<\/strong> .<br \/>The machine is used for the external and internal surface grinding of cylindrical and conical workpieces. <\/p>\n<p><strong>\u00a0Scope of application<\/strong><br \/>The machine is suitable for the high precision grinding of batched shafts and sleeves, etc. It&#8217;s widely used in the industry of automobile, engines, glibs and pumps, compressor, electron, tools, etc. machining of small-lot shafts and sleeve parts in the machining workshop, tool workshop,overhaul workshop, etc.<br \/>Ou machine is used for mirror grinding.<\/p>\n<p><strong>\u00a0Operation mode<\/strong><br \/>\u00a0Manual operation: longitudinal grinding, plunge-cutting grinding.<\/p>\n<p>\u00a0Fixed-distance semi-automatic grinding cycle: longitudinal &amp; plunge-cutting grinding cycle.<\/p>\n<p>\u00a0Automatic gauge controlling semi-automatic grinding cycle: longitudinal &amp; plunge-cutting grinding cycle.<\/p>\n<p>\u00a0<\/p>\n<p><strong>5. Company &amp; Factory<\/strong><br \/>\u00a0 \u00a0 \u00a0 HangZhou CD Machinery Co., Ltd. is located in the beautiful city of HangZhou, about 100 kilometers away from ZheJiang .Our main products are : CNC grinding Machine ,CNC Milling Machine ,Vertical Machining Center ,Lathe Machine ,Drilling Machine ,Milling Machine and others metal cutting machine tools .All the products above have passed CE ,ISO certificates .Our company formed a good CZPT relationship with domestic and foreign sales agents.Our company not only has formed a mature sales network in China, but also signed sales agency contracts with copanies from more than 30 foreign countries, and our machines has been exporting to Europe, Asia, Africa, South America, North America, Australia and other zones ,and have been trusted and praised by vast number of users. Our company focuses on strict and effective management,system, strict audit machines&#8217; quality ,try not to let out a detail, and make the machines more refined and finer .Service is our CZPT theme of the pursuit.Our company can also procide OEM and ODM service .Is always adhering to the &#8220;QUALITY IS THE FIRST&#8221; purposes, to provide better quality machines ,more efficient and thoughtful after-sale service to customers . With your support, we will make great progress. Let&#8217;s join hands and create a better future!<br \/>\u00a0 \u00a0 \u00a0 Welcome to visit us!<\/p>\n<p><strong>6. Dellivery Picture<\/strong><\/p>\n<p><strong>7<\/strong><strong><strong>.<\/strong> FAQ<\/strong><br \/>\u00a0 \u00a0 Q: Are you trading company or manufacture?<br \/>\u00a0 \u00a0\u00a0 A: We are factory.<br \/>\u00a0 \u00a0 Q: How long is your delivery time?<br \/>\u00a0 \u00a0\u00a0 A: Generally it is 10~20 days if the goods are in stock.Or it is 30~60 days if the goods aer not in stock,according to your quantity.<br \/>\u00a0 \u00a0 Q: Do you provide samples?is it free or extra?<br \/>\u00a0 \u00a0 A: Yes,we could offer the sample,but need extra cost.<br \/>\u00a0 \u00a0 Q: What is your terms or payment?<br \/>\u00a0 \u00a0 A: 30% T\/T in advance,balance before shippment.<br \/>\u00a0  <\/p>\n<p>\n<p>\n<p><h2>Les avantages des accouplements cannel\u00e9s pour les interfaces de montage de freins \u00e0 disque<\/h2>\n<p>Spline couplings are commonly used for securing disc brake mounting interfaces. Spline couplings are often used in high-performance vehicles, aeronautics, and many other applications. However, the mechanical benefits of splines are not immediately obvious. Listed below are the benefits of spline couplings. We&#8217;ll discuss what these advantages mean for you. Read on to discover how these couplings work.<\/p>\n<h2>Les interfaces de montage des freins \u00e0 disque sont cannel\u00e9es.<\/h2>\n<p>There are 2 common disc brake mounting interfaces &#8211; splined and six-bolt. Splined rotors fit on splined hubs; six-bolt rotors will need an adapter to fit on six-bolt hubs. The six-bolt method is easier to maintain and may be preferred by many cyclists. If you&#8217;re thinking of installing a disc brake system, it is important to know how to choose the right splined and center lock interfaces.<br \/><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/spline_shaft\/T_splineshaft_1.webp\" alt=\"arbre cannel\u00e9\" width=\"800\" \/><\/p>\n<h2>applications a\u00e9rospatiales<\/h2>\n<p>Les cannelures utilis\u00e9es pour l'accouplement dans l'a\u00e9ronautique sont d'une grande complexit\u00e9. Si certaines recherches ant\u00e9rieures ont port\u00e9 sur la conception des cannelures, peu de publications se sont pench\u00e9es sur le probl\u00e8me de l'accouplement d\u00e9salign\u00e9. Les r\u00e9sultats pr\u00e9cis que nous avons obtenus reposent sur des outils de simulation d\u00e9di\u00e9s, non disponibles dans le commerce. Ces outils peuvent n\u00e9anmoins constituer une r\u00e9f\u00e9rence utile pour notre approche. Il serait avantageux que les concepteurs disposent d'outils simples pour \u00e9valuer les pics de pression de contact. Notre approche analytique permet d'apporter des r\u00e9ponses \u00e0 ces questions.<br \/>La conception d'un accouplement cannel\u00e9 pour applications a\u00e9rospatiales doit \u00eatre pr\u00e9cise afin de minimiser le poids et de pr\u00e9venir les d\u00e9faillances. Outre la r\u00e9duction du poids, il est n\u00e9cessaire de minimiser la fatigue par frottement. La r\u00e9partition de la pression sur les dents de l'accouplement cannel\u00e9 est un facteur d\u00e9terminant de cette fatigue. C'est pourquoi nous utilisons des m\u00e9thodes analytiques et exp\u00e9rimentales pour examiner la r\u00e9partition de la pression de contact dans la direction axiale des accouplements cannel\u00e9s.<br \/>Les dents d'un accouplement cannel\u00e9 peuvent \u00eatre class\u00e9es selon le type d'engr\u00e8nement qu'elles assurent. Cette \u00e9tude examine la position des forces de contact r\u00e9sultantes dans les dents d'un accouplement cannel\u00e9 lorsqu'elles sont appliqu\u00e9es au diam\u00e8tre primitif. \u00c0 l'aide de mod\u00e8les par \u00e9l\u00e9ments finis (MEF), des r\u00e9sultats num\u00e9riques sont g\u00e9n\u00e9r\u00e9s pour des d\u00e9fauts d'alignement nominaux et parall\u00e8les. Le profil axial de la dent d\u00e9termine le comportement de l'accouplement et sa r\u00e9sistance \u00e0 l'usure. Un d\u00e9faut d'alignement angulaire est \u00e9galement un facteur important, car il peut entra\u00eener un d\u00e9salignement.<br \/>Pour \u00e9valuer l'usure d'un accouplement cannel\u00e9, il est essentiel de prendre en compte l'impact du frottement sur les composants. Cette usure est due au mouvement relatif entre les dents qui s'engr\u00e8nent. Le d\u00e9faut d'alignement peut \u00eatre caus\u00e9 par des vibrations, une d\u00e9formation cyclique des dents ou un d\u00e9faut d'alignement angulaire. Les r\u00e9sultats de cette analyse peuvent aider les concepteurs \u00e0 optimiser la conception de leurs accouplements cannel\u00e9s et \u00e0 en am\u00e9liorer les performances.<br \/>Le polyimide CZPT, un polym\u00e8re r\u00e9sistant \u00e0 l'abrasion, est un mat\u00e9riau de choix pour les accouplements cannel\u00e9s haute temp\u00e9rature. Il r\u00e9duit la friction et l'usure, offre une surface \u00e0 faible frottement et pr\u00e9sente un faible taux d'usure. De plus, sa dur\u00e9e de vie est jusqu'\u00e0 50 fois sup\u00e9rieure \u00e0 celle des accouplements cannel\u00e9s m\u00e9tal sur m\u00e9tal. C'est pourquoi il est important de choisir le mat\u00e9riau adapt\u00e9 \u00e0 votre accouplement cannel\u00e9.<br \/><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/spline_shaft\/C_splineshaft_1.webp\" alt=\"arbre cannel\u00e9\" width=\"800\" \/><\/p>\n<h2>V\u00e9hicules haute performance<\/h2>\n<p>A spline coupler is a device used to connect splined shafts. A typical spline coupler resembles a short pipe with splines on either end. There are 2 basic types of spline coupling: single and dual spline. One type attaches to a drive shaft, while the other attaches to the gearbox. While spline couplings are typically used in racing, they&#8217;re also used for performance problems.<br \/>Le principal d\u00e9fi des accouplements cannel\u00e9s r\u00e9side dans la d\u00e9termination des dimensions optimales des joints. Cette d\u00e9termination est complexe car aucun logiciel commercial ne permet la simulation de joints d\u00e9salign\u00e9s, susceptibles d'endommager les composants. Cet article pr\u00e9sente des approches analytiques pour l'estimation des pressions de contact dans les accouplements cannel\u00e9s. Les r\u00e9sultats sont comparables aux approches num\u00e9riques, mais n\u00e9cessitent des logiciels sp\u00e9cifiques pour mod\u00e9liser pr\u00e9cis\u00e9ment le fonctionnement de l'accouplement. Cette recherche met en lumi\u00e8re plusieurs points importants et vise \u00e0 faciliter l'utilisation des accouplements cannel\u00e9s dans les v\u00e9hicules hautes performances.<br \/>La rigidit\u00e9 des assemblages cannel\u00e9s peut \u00eatre calcul\u00e9e \u00e0 l'aide de structures dent\u00e9es. Ces cannelures peuvent \u00eatre int\u00e9gr\u00e9es \u00e0 l'assemblage pour obtenir une rigidit\u00e9 globale permettant l'analyse des vibrations de torsion. Les r\u00e9actions des paliers sont calcul\u00e9es pour un certain niveau de d\u00e9salignement. Ces informations permettent de dimensionner les paliers et de corriger les d\u00e9salignements. Il existe trois types d'accouplements cannel\u00e9s.<br \/>Les cannelures \u00e0 ajustement serr\u00e9 sont fabriqu\u00e9es avec des diam\u00e8tres ext\u00e9rieurs rigoureusement contr\u00f4l\u00e9s. Cet ajustement pr\u00e9cis assure la concentricit\u00e9 entre la cannelure m\u00e2le et la cannelure femelle. Les dents de la cannelure m\u00e2le pr\u00e9sentent g\u00e9n\u00e9ralement des extr\u00e9mit\u00e9s chanfrein\u00e9es et un d\u00e9gagement avec des rayons de cong\u00e9. Ces cannelures sont souvent fabriqu\u00e9es \u00e0 partir de billettes d'acier ou d'aluminium. Ces mat\u00e9riaux sont reconnus pour leur r\u00e9sistance et leur grain uniforme, obtenus par forgeage. Les normes ANSI et DIN d\u00e9finissent les classes d'ajustement.<br \/><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/spline_shaft\/B_splineshaft_1.webp\" alt=\"arbre cannel\u00e9\" width=\"800\" \/><\/p>\n<h2>interfaces de montage de freins \u00e0 disque<\/h2>\n<p>Un accouplement cannel\u00e9 pour interfaces de montage de freins \u00e0 disque est un type de fixation moyeu-disque. Ce m\u00e9canisme d'accouplement tr\u00e8s r\u00e9sistant r\u00e9duit le transfert de chaleur du disque vers le moyeu de l'essieu. Ce montage isole \u00e9galement le moyeu de l'essieu du contact direct avec le disque. Il est par ailleurs con\u00e7u pour minimiser l'immobilisation du v\u00e9hicule et les op\u00e9rations de maintenance n\u00e9cessaires au maintien d'un alignement correct.<br \/>Les freins \u00e0 disque pr\u00e9sentent g\u00e9n\u00e9ralement un contact m\u00e9tal sur m\u00e9tal important avec les cannelures du moyeu d'essieu. Les disques sont maintenus en place sur le moyeu par des inserts interm\u00e9diaires. Ce contact m\u00e9tal sur m\u00e9tal contribue \u00e9galement au transfert de la chaleur du disque de frein vers le moyeu d'essieu. L'accouplement cannel\u00e9 des interfaces de montage des freins \u00e0 disque comprend une bague de montage cannel\u00e9e, filet\u00e9e ou non.<br \/>During drag brake experiments, perforated friction blocks filled with various additive materials are introduced. The materials included include Cu-based powder metallurgy material, a composite material, and a Mn-Cu damping alloy. The filling material affects the braking interface&#8217;s wear behavior and friction-induced vibration characteristics. Different filling materials produce different types of wear debris and have different wear evolutions. They also differ in their surface morphology.<br \/>Les accouplements de freins \u00e0 disque se d\u00e9clinent g\u00e9n\u00e9ralement en deux versions\u00a0: standard et renforc\u00e9e (HD), interchangeables. La version standard est la plus simple \u00e0 installer, tandis que la version renforc\u00e9e comporte plusieurs composants. Ces accouplements en deux parties sont souvent install\u00e9s simultan\u00e9ment, mais avec des interfaces de montage diff\u00e9rentes. Il est essentiel de choisir l'accouplement adapt\u00e9 \u00e0 votre v\u00e9hicule. Ces interfaces sont des \u00e9l\u00e9ments cruciaux et leur installation correcte est indispensable au bon fonctionnement du syst\u00e8me.<br \/>Les freins \u00e0 disque utilisent des \u00e9l\u00e9ments de fixation disque-moyeu qui permettent de r\u00e9partir les forces et de les transmettre \u00e0 la jante. Ces \u00e9l\u00e9ments sont g\u00e9n\u00e9ralement en acier inoxydable, ce qui augmente le co\u00fbt de fabrication de l'interface de montage du frein \u00e0 disque. Malgr\u00e9 leurs avantages, les fortes contraintes de freinage qu'ils subissent mettent les mat\u00e9riaux \u00e0 rude \u00e9preuve. De plus, la chaleur excessive transmise aux \u00e9l\u00e9ments interm\u00e9diaires peut nuire \u00e0 la dur\u00e9e de vie et \u00e0 la r\u00e9sistance \u00e0 long terme du syst\u00e8me de freinage.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/spline_shaft\/spline_shaft_l1.webp\" alt=\"China Good quality M1450bx2000 - 500*2000mm High Precision CZPT Cylindrical Grinding Machine     near me shop \"><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/spline_shaft\/spline_shaft_l2.webp\" alt=\"China Good quality M1450bx2000 - 500*2000mm High Precision CZPT Cylindrical Grinding Machine     near me shop \"><\/p>","protected":false},"excerpt":{"rendered":"<p>Product Description 1. Picture 2.\u00a0Parameters Main Specification M1450BX2000 External Cylindrical Grinding Capacity (dia.*L) \u00d88~\u00d8500mm*2000mm Internal Cylindrical Grinding Capacity (dia.*L) \u00d830~\u00d8100mm*125mm Max. Workpiece Weight 1000kgs Center Height 270mm Table Longitudinal Travel 2000mm Table Longitudinal Feeding Speed 100~4000mm\/min Table Swivel clockwise 5\/3\u00b0~anticlockwise 7\u00b0 Headstock Center Taper MT4# Headstock Motor 0.75kW Headstock Spindle Speed 25~380rpm (50Hz) variable Wheelhead [&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":[160,185,161,835],"class_list":["post-461","post","type-post","status-publish","format-standard","hentry","category-product-catalog","tag-china-machine","tag-cylindrical-grinding-machine","tag-machine","tag-machine-shop"],"_links":{"self":[{"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/posts\/461","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/comments?post=461"}],"version-history":[{"count":0,"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/posts\/461\/revisions"}],"wp:attachment":[{"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/media?parent=461"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/categories?post=461"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/splined-shaft.net\/fr\/wp-json\/wp\/v2\/tags?post=461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}