{"id":6149,"date":"2023-08-04T05:36:34","date_gmt":"2023-08-04T05:36:34","guid":{"rendered":"https:\/\/www.fhopepack.com\/videos\/?p=6149"},"modified":"2026-10-22T00:16:48","modified_gmt":"2026-10-22T00:16:48","slug":"steel-sheet-flipper-and-upender-machine","status":"publish","type":"post","link":"https:\/\/www.fhopepack.com\/videos\/steel-sheet-flipper-and-upender-machine\/","title":{"rendered":"Steel Sheet Flipper And Upender Machine: Technology and Best Practices"},"content":{"rendered":"<p>A steel sheet flipper turns heavy plate between faces so the next process can work the other side without crane gymnastics. A hydraulic sheet flipper keeps the stack on a fixed path between two tables, so operators stay clear of the load and the next process sees a square, undamaged face. Turning a multi-ton plate stack with a crane alone risks edge damage and uncontrolled swing, making a dedicated machine essential for safety and quality in high-volume plate processing.<\/p>\n<h2>Overview<\/h2>\n<p>The following video demonstrates the empty-platform motion sequence of a hydraulic steel sheet flipper. It shows the platform rising from a tilt, passing vertical, and settling on the opposite face. No workpiece is loaded in this demo cycle, so the video illustrates the mechanical movement rather than load-bearing performance.<\/p>\n<iframe loading=\"lazy\" width=\"940\" height=\"535\" src=\"https:\/\/www.youtube.com\/embed\/mSfnruxOtRo?rel=0\" title=\"Steel Sheet Flipper And Upender Machine: Technology and Best Practices\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<h2>Why sheets need a dedicated flipper<\/h2>\n<p>Handling multi-ton plate stacks manually or with overhead cranes introduces significant operational risks. Without a dedicated flipping mechanism, the load can swing uncontrollably, posing a danger to personnel and damaging the delicate edges of the steel sheets. A hydraulic flipper ensures the stack remains stable and square throughout the inversion process. This stability is critical for downstream processes such as grinding, painting, or inspection, which require precise access to specific faces of the plate.<\/p>\n<h2>Layout: dual tables and hydraulic drive<\/h2>\n<p>The FPFT-12 model utilizes a dual-table architecture to facilitate smooth transfer between flipping positions. Each working table (A and B) features a contact face of 500 \u00d7 1,800 mm. This design allows the machine to handle stacks that overhang the platen arms, provided the total plan dimensions remain within the specified range. The hydraulic system drives the motion using double-acting cylinders, with a maximum system pressure of 15 MPa and an allowance up to 20 MPa.<\/p>\n<p>The machine can stop at an intermediate angle and hold the position using hydraulic pressure. This feature allows for flexible positioning if a full 180-degree flip is not required. Mechanical and electric stop blocks limit the stroke to prevent over-extension. Control is managed via a pedestal panel or a remote control unit, allowing the operator to maintain a safe distance from the working area. Soft covers shield the working area to protect against debris and minor contact hazards.<\/p>\n<h2>The machine shown<\/h2>\n<p>Video evidence from the manufacturer\u2019s demonstration shows a dark-grey hydraulic sheet flipper performing an empty platform cycle. The upper platen rises from an initial tilt, passes through a vertical position, and settles onto the opposite face. The load face is constructed from parallel metal bars. A side-mounted control panel with buttons and red\/green indicators is visible on the machine body.<\/p>\n<p>It is important to note that no workpiece is loaded during this specific demonstration. The video confirms the mechanical sequence of the flip but does not provide evidence of load-bearing capacity, cycle time under load, or safety interlock functionality such as light curtains or perimeter fencing. These elements must be verified through technical documentation and site inspection rather than visual inspection of the empty demo.<\/p>\n<h2>FPFT-12 sheet flipper data<\/h2>\n<p>The following table presents the nominal specifications for the FPFT-12 model as provided in the source documentation. These values are reference points for the machine family and must be confirmed against the final order drawing for your specific configuration.<\/p>\n<table>\n<thead><tr><th>Item<\/th>\n<th>FPFT-12<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>Platform (L \u00d7 W \u00d7 H)<\/td>\n<td>4,600 \u00d7 2,500 \u00d7 1,400 mm<\/td><\/tr>\n<tr><td>Max flipping load<\/td>\n<td>12 t<\/td><\/tr>\n<tr><td>Motor output<\/td>\n<td>8.0 kW<\/td><\/tr>\n<tr><td>Working tables<\/td>\n<td>A\/B each 500 \u00d7 1,800 mm<\/td><\/tr>\n<tr><td>Max pressure<\/td>\n<td>15 MPa (allowance 20 MPa)<\/td><\/tr>\n<tr><td>Power supply<\/td>\n<td>380 V 3P 50 Hz<\/td><\/tr>\n<tr><td>Loading<\/td>\n<td>Forklift \/ crane \/ hoist<\/td><\/tr>\n<tr><td>Typical plate<\/td>\n<td>thickness 50\u2013300 mm; plan about 1,800 \u00d7 2,500\u20132,800 mm<\/td><\/tr>\n<\/tbody><\/table>\n<p>Machine mass and oil volume are listed for the built unit on the product page but must be confirmed on the order drawing for your options package. The drive type for this model is hydraulic, distinguishing it from mechanical coil upenders which use gear-motors.<\/p>\n<h2>Worked example: an 8 t plate stack<\/h2>\n<p>An illustrative example considers a plate stack with a plan size of 2,400 \u00d7 1,800 mm and a total mass of 8 tons. The stack is loaded via forklift, with the goal of flipping it between faces for grinding the second side.<\/p>\n<p>Specific cycle times depend on the hydraulic configuration, load weight, and angle of rotation. Cycle times are not measured facts for every unit and must be established per order. The actual cycle time must be confirmed per project based on your specific forklift takt and operational requirements.<\/p>\n<h2>Selection checklist: what to send us<\/h2>\n<p>A configuration can only be defined from a complete input set. These are the fields the supplier needs in order to map the requirement to the right FPFT class, note the table options the duty implies, and freeze the geometry on the order drawing.<\/p>\n<ol>\n<li>Plate or stack plan size, thickness, and maximum stack weight.<\/li>\n<li>Loading method: forklift, crane, or hoist.<\/li>\n<li>Duty cycle: required flips per hour and shift length.<\/li>\n<li>Working table and arm span: the 500 \u00d7 1,800 mm contact face on tables A and B has to clear the stack, including any overhang beyond the platen arms.<\/li>\n<li>Stop positions: whether the intermediate positions held on hydraulic pressure cover the partial flips the process needs, or whether the stroke has to be limited by a fixed mechanical stop.<\/li>\n<li>Safety integration: the light curtains, perimeter fencing and interlocks called for by the site risk assessment.<\/li>\n<li>Electrical supply: site voltage, phase and frequency, checked against the 380 V 3P 50 Hz build.<\/li>\n<li>Destination market for the safety file.<\/li>\n<li>Available floor space and overhead clearance on the loading and unloading side.<\/li>\n\n<p>Items 4 to 7 are engineering boundaries rather than preferences: the contact face, the stop positions, the guarding concept and the supply all change the build, so they are settled on the drawing before the hydraulic package is ordered.<\/p>\n<h2>Safety and EN 415-10<\/h2>\n<p>For markets requiring CE compliance, EN 415-10 serves as the reference standard for packaging and handling machines, with a risk assessment conducted according to ISO 12100. The primary hazards associated with these machines include the moving platen, pinch points at the tables, and the load interface. Standard safety features include soft covers, mechanical and electric stop blocks, and a clear operator stance at the pedestal.<\/p>\n<p>It is crucial to understand that EN 415-10 is a design reference and ISO 12100 is a risk-assessment method. Certification of a delivered machine is confirmed in the project ordering agreement; the manufacturer does not claim a certificate independently of the project contract. Safety configurations such as light curtains, fencing, and interlocks are not visible in the empty demo video and must be specified and confirmed in the technical proposal.<\/p>\n<h2>Engineering FAQ<\/h2>\n<p><strong>Q: Can it stop mid-cycle?<\/strong><\/p>\n<p>A: Yes. The machine can stop at an intermediate angle with hydraulic pressure holding.<\/p>\n<p><strong>Q: Mechanical or hydraulic drive?<\/strong><\/p>\n<p>A: The FPFT-12 is hydraulic with double-acting cylinders. Mechanical gear-motor upenders are a separate family typically used for coils.<\/p>\n<p><strong>Q: Which standard do you cite for CE?<\/strong><\/p>\n<p>A: EN 415-10 with an ISO 12100 risk assessment.<\/p>\n<h2>Next step<\/h2>\n<p>A real configuration is prepared from the data the buyer supplies, not from the model designation alone. The input set is the plate plan size, the thickness range, the maximum stack weight and the loading method, together with the required flips per hour and the site supply. We reply with a proposal after we confirm the details. That proposal is then checked against the order drawing, where the platform dimensions, the load capacity, the table options and the safety configuration for the site are frozen.<\/p>\n<h2>Related reading<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.fhopepack.com\/Hydraulic\/Steel-Sheet-Flipper-and-Upender-machine.html\">Steel Sheet Flipper and Upender machine<\/a><\/li>\n<li><a href=\"https:\/\/www.fhopepack.com\/videos\/steel-sheet-180-degree-turning-and-upending-process\/\">Steel Sheet 180 Degree Turning and Upending Process<\/a><\/li>\n<li><a href=\"https:\/\/www.fhopepack.com\/videos\/steel-sheet-upender-for-180-degree-safety-turning\/\">Steel Sheet Upender for 180 Degree Safety Turning<\/a><\/li>\n<li><a href=\"https:\/\/www.fhopepack.com\/videos\/steel-sheet-and-frame-flipping-turning-machine\/\">Steel Sheet and Frame Flipping Turning Machine<\/a><\/li>\n<\/ul><\/ol>","protected":false},"excerpt":{"rendered":"<p>A steel sheet flipper turns heavy plate between faces so the next process can work the other side without crane gymnastics. A hydraulic sheet flipper keeps the stack on a fixed path between two tables, [&hellip;]<\/p>","protected":false},"author":5,"featured_media":6152,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Steel Sheet Flipper And Upender Machine Guide | FHOPE","_seopress_titles_desc":"Hydraulic steel sheet flipper and upender FPFT-12: 12 t load, dual tables, 15 MPa hydraulics, 180-degree plate turning example and EN 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