{"id":878,"date":"2026-09-09T14:50:52","date_gmt":"2026-09-09T06:50:52","guid":{"rendered":"https:\/\/cldbender.com\/?post_type=product&#038;p=878"},"modified":"2026-09-09T14:50:52","modified_gmt":"2026-09-09T06:50:52","slug":"tube-bending-machine-for-chair-frame-furniture-manufacturing","status":"publish","type":"product","link":"https:\/\/cldbender.com\/pt\/product\/tube-bending-machine-for-chair-frame-furniture-manufacturing\/","title":{"rendered":"tube bending machine for chair frame furniture manufacturing"},"content":{"rendered":"<div>\n<div id=\"v-PzZ2FQPS-1\" class=\"video-player\"><iframe title='Reprodutor de v\u00eddeo VideoPress' aria-label='Reprodutor de v\u00eddeo VideoPress' width='400' height='224' src='https:\/\/videopress.com\/embed\/PzZ2FQPS?hd=1&amp;cover=1&amp;loop=0&amp;autoPlay=0&amp;permalink=1&amp;muted=0&amp;controls=1&amp;playsinline=0&amp;useAverageColor=0&amp;preloadContent=metadata' frameborder='0' allowfullscreen data-resize-to-parent=\"true\" allow='clipboard-write; presentation'><\/iframe><\/div>\n<h1>DW38CNC3A1S CNC Tube Bending Machine<\/h1>\n<\/div>\n<div>\n<div>DW38CNC3A1S is a <strong>3-axis servo CNC hydraulic tube bender<\/strong>, specially designed for manufacturing metal chair frames, office chairs and leisure furniture frames. It adopts heavy welded steel frame with stress-relief annealing to guarantee high rigidity for continuous mass production of chair tubing.<\/div>\n<\/div>\n<div>\n<div>The machine uses servo control for X-axis tube feeding, B-axis bending rotation and C-axis tube rotation, while clamping, pressing and boosting movements are driven by stable hydraulic power. It can perform continuous planar and 3D spatial multi-angle bending. It is ideal for bending carbon steel and galvanized round tubes widely used in chair frames, and effectively avoids wrinkling and collapsing on thin-wall furniture tubing.<\/div>\n<\/div>\n<div>\n<h2>Key Specifications<\/h2>\n<\/div>\n<div>\n<ul>\n<li>Max tube capacity: \u03a638 mm \u00d7 2.0 mm carbon steel \/ galvanized round tube. Also compatible with common chair frame tubes of \u03a620, \u03a625, \u03a632 mm.<\/li>\n<li>Bending angle range: 0 ~ 190\u00b0, bending accuracy \u00b10.1\u00b0<\/li>\n<li>Feeding accuracy: \u00b10.1 mm<\/li>\n<li>Minimum bending radius: R \u22651.5D (D = tube outer diameter, standard for chair frame bending)<\/li>\n<li>Maximum bending radius: R200 mm<\/li>\n<li>Max single feeding length: 2200 mm, sufficient for one-piece chair frame forming<\/li>\n<li>Total installed power: 10.95 kW<\/li>\n<li>Machine weight: approx. 1800 kg<\/li>\n<li>Tooling material: Cr12MOV hardened mould for long service life<\/li>\n<\/ul>\n<\/div>\n<div>\n<h2>Main Features<\/h2>\n<\/div>\n<div>\n<ol>\n<li>3-axis servo motion system for high repeatability, ensuring consistent chair frame geometry in mass production.<\/li>\n<li>Hydraulic clamping and booster function, prevents tube wrinkling and flattening during bending thin-wall chair steel pipes.<\/li>\n<li>CNC HMI control. Users can store multiple chair frame bending programs. Quick program switching for different chair models.<\/li>\n<li>Supports continuous 3D spatial bending, capable of producing complex curved contours of ergonomic chair frames.<\/li>\n<li>Stable hydraulic system, low vibration and long running time for furniture workshop continuous shifts.<\/li>\n<li>Easy operation and simple tool change for different tube sizes and bending radii.<\/li>\n<\/ol>\n<\/div>\n<div>\n<h2>Application<\/h2>\n<\/div>\n<div>\n<div>Primarily used to bend round metal tubes for <strong>chair frames, stool frames, leisure chair and office chair metal skeletons<\/strong>. Suitable for furniture factories with medium and high volume chair frame production.<\/div>\n<\/div>\n<div>\n<h2>Optional Accessories<\/h2>\n<\/div>\n<div>\n<div>Mandrel, anti-wrinkle block, custom bending dies, foot switch, safety light curtain.<\/div>\n<\/div>\n<div>\n<blockquote>\n<div>\n<div>Warranty: 1 year for whole machine (excluding wearing mould parts). CE certification available.<\/div>\n<\/div>\n<\/blockquote>\n<\/div>\n\n    <div class=\"xs_social_share_widget xs_share_url after_content \t\tmain_content  wslu-style-1 wslu-share-box-shaped wslu-fill-colored wslu-none wslu-share-horizontal wslu-theme-font-no wslu-main_content\">\n\n\t\t\n        <ul>\n\t\t\t        <\/ul>\n    <\/div>","protected":false},"excerpt":{"rendered":"<p>DW38CNC3A1S is a 3-axis servo CNC hydraulic tube bender. It is mainly used for bending carbon steel and galvanized round tubes to make chair frames. It supports 2D and 3D continuous bending with high precision and stable performance for furniture mass production. Quick program change for various chair models. Optional mandrel and custom dies available.<\/p>","protected":false},"featured_media":883,"comment_status":"open","ping_status":"closed","template":"","meta":{"jetpack_publicize_message":"{title}\r\n\r\n{excerpt}\r\n\r\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false},"product_brand":[1444],"product_cat":[1381,1376],"product_tag":[1442],"class_list":["post-878","product","type-product","status-publish","has-post-thumbnail","product_brand-cld","product_cat-cnc-tube-bending-machine","product_cat-tube-bending-machine","product_tag-tube-bending-machine","first","instock","sale","shipping-taxable","purchasable","product-type-simple"],"jetpack_publicize_connections":[],"jetpack_likes_enabled":true,"jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":605,"url":"https:\/\/cldbender.com\/pt\/product\/cnc-tube-bending-machine-dw38cnc3a1s-automatic-for-furniture-auto-parts\/","url_meta":{"origin":878,"position":0},"title":"M\u00e1quina Dobradeira de Tubos CNC DW38CNC3A1S Autom\u00e1tica para M\u00f3veis e Pe\u00e7as Automotivas","author":"Pipe Tube bending machine manufacturer","date":"julho 15, 2026","format":false,"excerpt":"CNC Tube Bending Machine DW38CNC3A1S Automatic for Furniture & Auto Parts DW38CNC3A1S is a 3-axis 1-stack fully hydraulic CNC tube bender, supporting max \u03a638mm metal tubes. Servo-controlled feeding, rotation and bending realize automatic multi-angle spatial forming with \u00b10.1\u00b0 high precision. Compatible with carbon steel, stainless steel, aluminum and copper pipes.\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/07\/CNC-Tube-Bending-Machine-DW38CNC3A1S-Automatic-for-Furniture-Auto-Parts.png?fit=800%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/07\/CNC-Tube-Bending-Machine-DW38CNC3A1S-Automatic-for-Furniture-Auto-Parts.png?fit=800%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/07\/CNC-Tube-Bending-Machine-DW38CNC3A1S-Automatic-for-Furniture-Auto-Parts.png?fit=800%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/07\/CNC-Tube-Bending-Machine-DW38CNC3A1S-Automatic-for-Furniture-Auto-Parts.png?fit=800%2C800&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":906,"url":"https:\/\/cldbender.com\/pt\/product\/tube-bending-machine-for-chair-frame-furniture-factories-in-poland\/","url_meta":{"origin":878,"position":1},"title":"Tube Bending Machine for Chair frame Furniture Factories in Poland","author":"Pipe Tube bending machine manufacturer","date":"setembro 13, 2026","format":false,"excerpt":"DW38CNC4A2S fully automatic CNC tube bender with 4A2S multi-servo axes. It is designed for 3D metal chair frame bending in Polish furniture factories. It handles round tubes up to OD38mm, supports mandrel for thin-wall tube to avoid wrinkling and flattening. It stores multiple bending programs for fast product changeover. Equipped\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/09\/Chair-frame-Tube-Bending-Machine-for-Poland-Furniture-Factories.png?fit=800%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/09\/Chair-frame-Tube-Bending-Machine-for-Poland-Furniture-Factories.png?fit=800%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/09\/Chair-frame-Tube-Bending-Machine-for-Poland-Furniture-Factories.png?fit=800%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/09\/Chair-frame-Tube-Bending-Machine-for-Poland-Furniture-Factories.png?fit=800%2C800&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":53,"url":"https:\/\/cldbender.com\/pt\/product\/1-inch-cnc-tube-bending-machine-for-automotive-and-furniture-tubes\/","url_meta":{"origin":878,"position":2},"title":"1 Inch CNC Tube Bending Machine for Automotive and Furniture Tubes","author":"Pipe Tube bending machine manufacturer","date":"maio 6, 2026","format":false,"excerpt":"Description 4 Axis pipe and tube bending machine with push bending function Automotive Aluminum steel Chair cnc Tube Bender Machine for sale 1. Tube bending, feeding and rotating by servo motor. There are 4 axis fully auto as option. 2. High Productivity with low noise and High precision 3. Industry\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/05\/%E7%99%BD%E5%BA%95%E5%9B%BE1-1.jpg?fit=800%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/05\/%E7%99%BD%E5%BA%95%E5%9B%BE1-1.jpg?fit=800%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/05\/%E7%99%BD%E5%BA%95%E5%9B%BE1-1.jpg?fit=800%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/05\/%E7%99%BD%E5%BA%95%E5%9B%BE1-1.jpg?fit=800%2C800&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":784,"url":"https:\/\/cldbender.com\/pt\/product\/steel-pipe-tube-bender-machine-1-inch-automatic-cnc-china\/","url_meta":{"origin":878,"position":3},"title":"m\u00e1quina curvadora de tubos de a\u00e7o de 1 polegada autom\u00e1tica cnc china","author":"Pipe Tube bending machine manufacturer","date":"agosto 22, 2026","format":false,"excerpt":"DW38CNC\u20113A\u20111S Fully\u2011Automatic CNC Tube Bending Machine DW38CNC\u20113A\u20111S is a 3\u2011axis servo\u2011hydraulic CNC tube bender for cold bending round tubes, square tubes and special profiles. Max capacity \u03a638\u202fmm \u00d7 2.0\u202fmm carbon steel. Servo\u2011driven X\u2011feeding, C\u2011rotation and B\u2011bending axes deliver high repeat accuracy \u00b10.1\u00b0 for angle and \u00b10.1\u202fmm for feeding. It supports\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/08\/steel-pipe-tube-bender-machine-1-inch-china.jpg?fit=800%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/08\/steel-pipe-tube-bender-machine-1-inch-china.jpg?fit=800%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/08\/steel-pipe-tube-bender-machine-1-inch-china.jpg?fit=800%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/cldbender.com\/wp-content\/uploads\/2026\/08\/steel-pipe-tube-bender-machine-1-inch-china.jpg?fit=800%2C800&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":830,"url":"https:\/\/cldbender.com\/pt\/product\/cnc-3d-mandrel-steel-tube-pipe-bending-machine-for-stair-handrail-railing-balustrade-balcony-glass-fence-scaffolding-pipe-bender\/","url_meta":{"origin":878,"position":4},"title":"Curvadora de tubos de a\u00e7o com mandril CNC 3D para corrim\u00e3o de escada, guarda-corpo, balaustrada, cerca de vidro de sacada e andaimes","author":"Pipe Tube bending machine manufacturer","date":"agosto 31, 2026","format":false,"excerpt":"DW38CNC\u20113A\u20111S is a 3\u2011axis 1\u2011stack automatic CNC tube bending machine. 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