[{"data":1,"prerenderedAt":726},["ShallowReactive",2],{"catalog:meta":3,"guides:page:\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fgear-pump:*":258,"guides:topics:hydraulics:\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fgear-pump:path,title,short":499,"guides:page:\u002Finjection-molding-machine-parts\u002Fhydraulics:diagram":588,"diagram:id:power-unit":590,"catalog:parts::HY-PW-02":719},{"categories":4,"machines":132,"zones":212,"totals":255},[5,35,59,122],{"id":6,"name":7,"slug":8,"description":9,"partCount":10,"subcategories":11},"EC","Electrical Components","electrical","Electrical systems and components for injection molding machines including heaters, thermocouples, servo motors, and controllers.",11,[12,17,22,27,31],{"id":13,"name":14,"slug":15,"partCount":16},"EC-CBC","Circuit Boards & Controllers","circuit-boards",4,{"id":18,"name":19,"slug":20,"partCount":21},"EC-CE","Connectors & Cables","connectors-cables",2,{"id":23,"name":24,"slug":25,"partCount":26},"EC-GEP","Servo Motors & Drives","servo-motors",1,{"id":28,"name":29,"slug":30,"partCount":21},"EC-HT","Heaters","heaters",{"id":32,"name":33,"slug":34,"partCount":21},"EC-SF","Safety Components","safety",{"id":36,"name":37,"slug":38,"description":39,"partCount":40,"subcategories":41},"HY","Hydraulic Components","hydraulic","Complete range of hydraulic system components including pumps, valves, motors, and pressure controls for injection molding machines.",14,[42,46,51,55],{"id":43,"name":44,"slug":45,"partCount":26},"HY-AU","Accumulators","accumulators",{"id":47,"name":48,"slug":49,"partCount":50},"HY-CV","Control Valves","control-valves",6,{"id":52,"name":53,"slug":54,"partCount":26},"HY-MO","Monitors & Gauges","monitors-gauges",{"id":56,"name":57,"slug":58,"partCount":50},"HY-PW","Pumps & Motors","pumps-motors",{"id":60,"name":61,"slug":62,"description":63,"partCount":64,"subcategories":65},"MC","Mechanical Components","mechanical","Mechanical parts and assemblies including barrels, screws, tie bars, bushings, platens, and clamping components.",42,[66,71,75,80,85,89,93,97,101,105,109,114,118],{"id":67,"name":68,"slug":69,"partCount":70},"MC-BC","Barrels & Cylinders","barrels-cylinders",5,{"id":72,"name":73,"slug":74,"partCount":16},"MC-SB","Screw Barrels & Seals","screws",{"id":76,"name":77,"slug":78,"partCount":79},"MC-TC","Tie Bars & Columns","tie-bars",7,{"id":81,"name":82,"slug":83,"partCount":84},"MC-GZ","Bushings & Guides","bushings-guides",8,{"id":86,"name":87,"slug":88,"partCount":26},"MC-PP","Platens","platens",{"id":90,"name":91,"slug":92,"partCount":70},"MC-TL","Toggle & Links","toggle-links",{"id":94,"name":95,"slug":96,"partCount":21},"MC-CC","Clamping Components","clamping",{"id":98,"name":99,"slug":100,"partCount":21},"MC-GMP","Tools & Accessories","tools-accessories",{"id":102,"name":103,"slug":104,"partCount":21},"MC-ES","End Caps & Plates","end-caps",{"id":106,"name":107,"slug":108,"partCount":26},"MC-SR","Seals & Rings","seals-rings",{"id":110,"name":111,"slug":112,"partCount":113},"MC-JM","Joints & Mounts","joints-mounts",3,{"id":115,"name":116,"slug":117,"partCount":26},"MC-SG","Safety Guards","safety-guards",{"id":119,"name":120,"slug":121,"partCount":26},"MC-CR","Clamping Mechanism","clamping-mechanism",{"id":123,"name":124,"slug":125,"description":126,"partCount":113,"subcategories":127},"O","Other Components","other","Additional components including filters, cooling systems, lubrication parts, and other auxiliary equipment.",[128],{"id":129,"name":130,"slug":131,"partCount":113},"O-TC","Filters & Cooling","filters-cooling",[133,143,161,172,180,188,194,200,205],{"id":134,"name":135,"slug":134,"series":136,"partCount":142},"haitian","Haitian International",[137,138,139,140,141],"Mars Series (MA)","Jupiter Series (JU)","Zhafir Venus Series (VE)","Zhafir Zeres Series (ZE)","Zhafir Jeres Series (JE)",68,{"id":144,"name":145,"slug":144,"series":146,"partCount":160},"yizumi","Yizumi",[147,148,149,150,151,152,153,154,155,156,157,158,159],"A6 Series","A5-EU Series","A5-N Series","SKIII Series","DP Series","D1 Series","FF Series","FF-M Series","P Series","CG-P Series","VM Series","SPET Series","LSR Series",12,{"id":162,"name":163,"slug":162,"series":164,"partCount":171},"chen-hsong","Chen Hsong",[165,166,167,168,169,170],"JETMASTER MK Series","JETMASTER SVP Series","SUPERMASTER Series","EASYMASTER Series","SPARK Series","JETMASTER C2 Series",10,{"id":173,"name":174,"slug":173,"series":175,"partCount":179},"tederic","Tederic",[176,177,178],"NEO Series","D Series (Two-Platen)","DE Series (All-Electric)",0,{"id":181,"name":182,"slug":181,"series":183,"partCount":179},"borch","Borch",[184,185,186,187],"BU Series (Two-Platen)","BS-III Series (Servo)","BE Series (All-Electric)","BM Series (Multi-color)",{"id":189,"name":190,"slug":189,"series":191,"partCount":179},"log-machine","LOG Machine",[192,193],"LOG-SE Series","LOG-EE Series (All-Electric)",{"id":195,"name":196,"slug":195,"series":197,"partCount":179},"donghua","Donghua",[198,199],"DH Series (Servo)","DH-TP Series (Two-Platen)",{"id":201,"name":202,"slug":201,"series":203,"partCount":179},"sunbun","Sunbun",[204],"Sunbun Servo Series",{"id":206,"name":207,"slug":206,"series":208,"partCount":179},"lijin","L.K. Machinery (Lijin)",[209,210,211],"POTENZA Series","FORZA Series (Two-Platen)","ELETTRICA Series (All-Electric)",[213,217,221,225,228,231,235,238,242,248,251],{"id":214,"number":26,"name":215,"role":216,"partCount":21},"clamp-cylinder","Clamping cylinder","The hydraulic cylinder behind the rear platen. It drives the crosshead that straightens the toggle links, which opens and closes the mold and builds the clamping force.",{"id":218,"number":21,"name":219,"role":220,"partCount":50},"toggle","Toggle mechanism","Links, pins and bushings between the rear and moving platens. They multiply the force of the clamping cylinder and lock the mold shut while plastic is injected.",{"id":222,"number":113,"name":223,"role":224,"partCount":113},"ejector","Ejector","A small cylinder behind the moving platen that pushes the ejector rods and plate forward to release the finished part from the mold.",{"id":78,"number":16,"name":226,"role":227,"partCount":40},"Tie bars & bushings","Four steel columns that join the platens, guide the moving platen and carry the clamping force. Tie bar nuts lock them in place; bushings guide the moving platen along them.",{"id":88,"number":70,"name":229,"role":230,"partCount":21},"Platens & mold plates","The fixed and moving platens carry the two halves of the mold; the rear platen anchors the toggle. Locating rings and clamping plates center and hold the mold.",{"id":232,"number":50,"name":233,"role":234,"partCount":50},"barrel-screw","Barrel, screw & nozzle","The screw turns inside the heated barrel to melt and mix the plastic, then moves forward to inject it through the nozzle into the mold. The screw tip and check ring stop melt from flowing back.",{"id":30,"number":79,"name":236,"role":237,"partCount":113},"Heater bands & sensors","Heater bands around the barrel and nozzle melt the plastic. Thermocouples measure each heating zone so the controller can hold the set temperature.",{"id":239,"number":84,"name":240,"role":241,"partCount":79},"injection-unit","Injection unit","Injection cylinders push the screw forward, the hydraulic (plasticizing) motor turns it, and the carriage moves the unit against the mold on its guide rails.",{"id":243,"number":244,"name":245,"role":246,"partCount":247},"hydraulics",9,"Hydraulic unit","The pump, motor, valves, accumulator, filters and oil cooler in the machine base. They supply and control the oil pressure for every movement of the machine.",16,{"id":8,"number":171,"name":249,"role":250,"partCount":244},"Electrical cabinet","The controller, I\u002FO and drive boards, servo drives, contactors and safety switches that run and protect the machine.",{"id":252,"number":10,"name":253,"role":254,"partCount":21},"feet","Machine feet","Leveling bolts and anti-vibration pads under the machine base that keep the machine level and stop vibration spreading to the floor.",{"parts":256,"subcategories":257},70,23,{"id":259,"title":260,"body":261,"description":471,"diagram":472,"extension":473,"faq":474,"item":487,"lastModified":488,"meta":489,"navigation":490,"order":70,"parts":491,"path":493,"seo":494,"seoTitle":495,"short":496,"stem":497,"__hash__":498},"guides\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fgear-pump.md","Gear pump of an injection molding machine",{"type":262,"value":263,"toc":459},"minimark",[264,268,273,278,281,284,288,296,299,302,306,334,346,350,367,371,412,416,440,443,447],[265,266,267],"p",{},"A gear pump is a fixed-displacement hydraulic pump in which meshing gears carry oil from the suction port to the outlet. On injection molding machines it serves as the main pump on some smaller machines and in some auxiliary circuits, and, as an internal gear pump driven by a servo motor, on many servo-hydraulic machines. On the drawing it takes the same place as any other pump: bolted to the bell housing on top of the oil tank.",[269,270,272],"h2",{"id":271},"how-a-gear-pump-works","How a gear pump works",[274,275,277],"h3",{"id":276},"external-gear-pump","External gear pump",[265,279,280],{},"Two identical spur gears mesh inside a close-fitting housing; one is driven by the shaft and turns the other. Oil trapped in the spaces between the teeth and the housing is carried around the outside of both gears from the suction side to the pressure side, and the meshing teeth in the middle stop it from flowing back. Bushings or side plates seal the faces of the gears; in many pumps, outlet pressure presses them against the gears to keep the leakage low as pressure rises.",[265,282,283],{},"External gear pumps are simple, compact and tolerant of dirt, but they are louder and their flow pulses more than other types.",[274,285,287],{"id":286},"internal-gear-pump","Internal gear pump",[265,289,290,291,295],{},"A small external gear (the pinion) drives a larger ",[292,293,294],"strong",{},"ring gear"," with internal teeth that turns in the same direction. A crescent-shaped filler piece fills the space between the two gears on one side and separates the suction zone from the pressure zone. Oil is carried in the tooth spaces of both gears past the crescent.",[265,297,298],{},"Internal gear pumps run quietly with little flow pulsation and can work at high pressure. Those qualities make them a common choice for servo pump systems, where the pump turns at whatever speed the cycle needs, from slow during hold pressure to full speed during fast movements.",[265,300,301],{},"Both types are fixed displacement: the flow depends only on the speed and on how much oil leaks inside the pump.",[269,303,305],{"id":304},"where-gear-pumps-are-used-on-injection-molding-machines","Where gear pumps are used on injection molding machines",[307,308,309,316,322],"ul",{},[310,311,312,315],"li",{},[292,313,314],{},"Main pump on some smaller machines",", driven by a constant-speed motor.",[310,317,318,321],{},[292,319,320],{},"Auxiliary circuits"," on some machines, such as a separate oil filtration and cooling loop.",[310,323,324,327,328,333],{},[292,325,326],{},"Servo pump systems",", where a servo motor drives the pump and controls its flow and pressure. See the ",[329,330,332],"a",{"href":331},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fservo-pump\u002F","servo pump system",".",[265,335,336,337,341,342,333],{},"Our ",[329,338,340],{"href":339},"\u002Fparts\u002Fhy-pw-02\u002F","Sumitomo QT32 gear pump"," is an internal gear pump rated to 17.5 MPa, listed for Haitian MA series and Yizumi A5 series machines. For the other pump types and how to tell them apart, see ",[329,343,345],{"href":344},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-pump\u002F","hydraulic pump types",[269,347,349],{"id":348},"signs-of-a-worn-gear-pump","Signs of a worn gear pump",[307,351,352,355,358,361,364],{},[310,353,354],{},"Slower movements at the same settings, and pressure that takes longer to build.",[310,356,357],{},"On a servo machine, a higher motor speed than before during hold pressure, because the pump is making up for internal leakage.",[310,359,360],{},"A louder whine, or a rattle that points to cavitation.",[310,362,363],{},"The pump and the oil running hotter.",[310,365,366],{},"Oil leaking at the shaft seal.",[269,368,370],{"id":369},"why-gear-pumps-wear","Why gear pumps wear",[307,372,373,379,385,391,402],{},[310,374,375,378],{},[292,376,377],{},"Abrasive particles"," in the oil wear the gear tips, the housing and the side plates or bushings, which opens the gaps that seal the pump.",[310,380,381,384],{},[292,382,383],{},"Cavitation"," from a blocked suction filter, a low oil level or cold, thick oil erodes the gears and side plates.",[310,386,387,390],{},[292,388,389],{},"Pressure peaks"," above the pump's rating load the bearings and bushings.",[310,392,393,396,397,401],{},[292,394,395],{},"Side load on the shaft"," from a misaligned or worn ",[329,398,400],{"href":399},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpump-coupling\u002F","pump coupling"," wears the bearings and the shaft seal.",[310,403,404,407,408,333],{},[292,405,406],{},"Hot or thin oil"," increases internal leakage and reduces lubrication; see ",[329,409,411],{"href":410},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-oil\u002F","hydraulic oil",[269,413,415],{"id":414},"inspecting-and-replacing-a-gear-pump","Inspecting and replacing a gear pump",[417,418,419,422,425,428,431,434,437],"ol",{},[310,420,421],{},"Record the pressure and the flow or movement times while the machine is healthy, so you have figures to compare with. On a servo machine, also note the motor speed during hold pressure.",[310,423,424],{},"When wear is suspected, check the suction side first: oil level, suction filter, suction valve and suction line seals.",[310,426,427],{},"Measure the outlet pressure with a gauge and compare it with the setting in the machine manual.",[310,429,430],{},"To replace the pump, lock out the motor, close the suction valve if one is fitted, and relieve the pressure in the circuit.",[310,432,433],{},"Check that the new pump matches the model code, direction of rotation, shaft, flange and ports, and fit a new coupling insert.",[310,435,436],{},"Fill the pump with clean oil, open the suction valve, check the direction of rotation, and start it unloaded until the air is out.",[310,438,439],{},"Change the filters, because the old pump's wear particles are still in the circuit.",[265,441,442],{},"Small external gear pumps are usually replaced as a unit. Larger internal gear pumps can be overhauled by a specialist if the housing and shafts are undamaged.",[269,444,446],{"id":445},"what-to-send-for-a-replacement-quote","What to send for a replacement quote",[265,448,449,450,454,455,333],{},"The full model code from the pump nameplate, the machine model and serial number, and whether the pump is driven by a servo motor or a standard motor. If the plate cannot be read, add photos of the pump, the shaft, the flange, the ports and the direction-of-rotation arrow. Then ",[329,451,453],{"href":452},"\u002Frequest-quote\u002F","request a quote",", or see the other parts of the ",[329,456,458],{"href":457},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002F","hydraulic system",{"title":460,"searchDepth":21,"depth":21,"links":461},"",[462,466,467,468,469,470],{"id":271,"depth":21,"text":272,"children":463},[464,465],{"id":276,"depth":113,"text":277},{"id":286,"depth":113,"text":287},{"id":304,"depth":21,"text":305},{"id":348,"depth":21,"text":349},{"id":369,"depth":21,"text":370},{"id":414,"depth":21,"text":415},{"id":445,"depth":21,"text":446},"How external and internal gear pumps work on injection molding machines, where they are used (including servo pump systems), signs of wear and quote details.","power-unit","md",[475,478,481,484],{"question":476,"answer":477},"What is the difference between an internal and an external gear pump?","An external gear pump has two identical gears meshing side by side in the housing. An internal gear pump has a small gear driving a larger ring gear with internal teeth, with a crescent-shaped piece between them; it runs more quietly and gives a smoother flow.",{"question":479,"answer":480},"Why are gear pumps used with servo motors?","A servo pump system controls the flow by changing the motor speed, so it needs a fixed-displacement pump that is quiet and works across a wide speed range. Internal gear pumps suit that job, which is why many servo-hydraulic machines use them.",{"question":482,"answer":483},"Can a gear pump be repaired?","Small external gear pumps are usually replaced as a unit. Larger internal gear pumps can be overhauled by a pump specialist with the maker's parts, if the housing and shafts are not damaged.",{"question":485,"answer":486},"How do I know if a gear pump is worn?","Movements get slower, the pressure takes longer to build and the pump gets louder. On a servo machine, the motor has to turn faster than before to hold the same pressure, because it is making up for oil leaking inside the pump.","pump","2026-11-01",{},true,[492],"HY-PW-02","\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fgear-pump",{"title":260,"description":471},"Gear Pump in Injection Molding Machines: Types and Wear","Gear pump","injection-molding-machine-parts\u002Fhydraulics\u002Fgear-pump","L4hwwNe2TNww_06bFVbLVV38S1iiaWoEgVGi8Avoy5g",[500,504,508,512,516,520,524,528,532,536,540,544,548,552,556,560,564,568,572,576,580,584],{"path":501,"title":502,"short":503},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-circuit","Hydraulic circuit of an injection molding machine","Hydraulic circuit",{"path":505,"title":506,"short":507},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-pump","Hydraulic pump of an injection molding machine","Hydraulic pump types",{"path":509,"title":510,"short":511},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fvane-pump","Vane pump of an injection molding machine","Vane pump",{"path":513,"title":514,"short":515},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpiston-pump","Piston pump of an injection molding machine","Piston pump",{"path":517,"title":518,"short":519},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fservo-pump","Servo pump system of an injection molding machine","Servo pump system",{"path":521,"title":522,"short":523},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpump-coupling","Pump coupling and bell housing of an injection molding machine","Pump coupling",{"path":525,"title":526,"short":527},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpower-unit","Hydraulic power unit of an injection molding machine","Hydraulic power unit",{"path":529,"title":530,"short":531},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fdirectional-valve","Solenoid directional valve of an injection molding machine","Directional valve",{"path":533,"title":534,"short":535},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fproportional-valve","Proportional valve of an injection molding machine","Proportional valve",{"path":537,"title":538,"short":539},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fcartridge-valve","Cartridge valve of an injection molding machine","Cartridge valve",{"path":541,"title":542,"short":543},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-check-valve","Hydraulic check valve of an injection molding machine","Hydraulic check valve",{"path":545,"title":546,"short":547},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Frelief-valve","Relief valve of an injection molding machine","Relief valve",{"path":549,"title":550,"short":551},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fvalve-manifold","Valve manifold of an injection molding machine","Valve manifold",{"path":553,"title":554,"short":555},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Faccumulator","Accumulator of an injection molding machine","Accumulator",{"path":557,"title":558,"short":559},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fhydraulic-oil","Hydraulic oil for injection molding machines","Hydraulic oil",{"path":561,"title":562,"short":563},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Foil-temperature","Oil temperature of an injection molding machine","Oil temperature",{"path":565,"title":566,"short":567},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Foil-filter","Hydraulic oil filter of an injection molding machine","Oil filter",{"path":569,"title":570,"short":571},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Foil-cooler","Oil cooler (heat exchanger) of an injection molding machine","Oil cooler",{"path":573,"title":574,"short":575},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Foil-tank","Hydraulic oil tank of an injection molding machine","Oil tank",{"path":577,"title":578,"short":579},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fcooling-water-manifold","Cooling water manifold of an injection molding machine","Cooling water manifold",{"path":581,"title":582,"short":583},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpressure-gauge","Hydraulic pressure gauge of an injection molding machine","Pressure gauge",{"path":585,"title":586,"short":587},"\u002Finjection-molding-machine-parts\u002Fhydraulics\u002Fpressure-transducer","Pressure transducer of an injection molding machine","Pressure transducer",{"diagram":589},"hydraulic-system",{"diagram":591},{"title":592,"description":593,"base":594,"labels":603,"items":612},"Parts of a hydraulic power unit","Line drawing of a hydraulic pump unit on its oil tank, and the hydraulic motor that turns the screw at the back of the injection unit, numbered.",{"solid":595,"line":599,"hidden":601},[596,597,598],"M404 152h72v28h-72z","M434 132h22v20h-22z","M479 136h34a3 3 0 0 1 3 3v54a3 3 0 0 1 -3 3h-34a3 3 0 0 1 -3 -3v-54a3 3 0 0 1 3 -3z",[600],"M256 154L256 104L380 104",[602],"M410 166L526 166",[604,608],{"x":605,"y":606,"text":607},350,96,"TO VALVES",{"x":609,"y":610,"text":611},470,226,"SCREW DRIVE",[613,630,652,668,687,705],{"id":614,"name":615,"role":616,"parts":617,"marker":619,"shapes":623},"unit","Complete pump unit","Motor, bell housing, coupling and pump supplied together on their bracket, ready to bolt onto the tank in one piece.",[618],"HY-PW-03",[620,621,620,622],56,24,126,{"solid":624,"hidden":628},[625,626,627],"M52 232h246v6h-246z","M70 238h14v8h-14z","M258 238h14v8h-14z",[629],"M44 126h256a6 6 0 0 1 6 6v104a6 6 0 0 1 -6 6h-256a6 6 0 0 1 -6 -6v-104a6 6 0 0 1 6 -6z",{"id":631,"name":632,"role":633,"subcategory":23,"marker":634,"shapes":637},"motor","Electric motor","Drives the pump, either at constant speed (induction motor) or at the speed each phase of the cycle needs (servo motor).",[635,621,635,636],116,136,{"solid":638,"line":643},[639,640,641,642],"M48 160h4a4 4 0 0 1 4 4v50a4 4 0 0 1 -4 4h-4a4 4 0 0 1 -4 -4v-50a4 4 0 0 1 4 -4z","M64 150h104a8 8 0 0 1 8 8v60a8 8 0 0 1 -8 8h-104a8 8 0 0 1 -8 -8v-60a8 8 0 0 1 8 -8z","M98 136h36a2 2 0 0 1 2 2v10a2 2 0 0 1 -2 2h-36a2 2 0 0 1 -2 -2v-10a2 2 0 0 1 2 -2z","M64 226h104v6h-104z",[644,645,646,647,648,649,650,651],"M70 158L70 218","M83 158L83 218","M96 158L96 218","M109 158L109 218","M122 158L122 218","M135 158L135 218","M148 158L148 218","M161 158L161 218",{"id":653,"name":654,"role":655,"parts":656,"marker":658,"shapes":661},"coupling","Coupling and bell housing","The bell housing centres the pump on the motor flange; the jaw coupling inside joins the two shafts and absorbs vibration.",[657],"HY-PW-05",[659,621,659,660],201,164,{"solid":662,"hidden":665},[663,664],"M176 158L226 170L226 210L176 220Z","M190 217.2L212 212.8L212 232L190 232Z",[666,667],"M190 177h22a2 2 0 0 1 2 2v22a2 2 0 0 1 -2 2h-22a2 2 0 0 1 -2 -2v-22a2 2 0 0 1 2 -2z","M201 177L201 203",{"id":487,"name":669,"role":670,"parts":671,"marker":674,"shapes":678},"Hydraulic pump","Vane, piston or gear pump that turns the motor’s rotation into oil flow for every movement of the machine.",[672,673,492],"HY-PW-06","HY-PW-07",[675,621,676,677],306,285,172,{"solid":679,"line":683},[680,681,682],"M230 168h52a4 4 0 0 1 4 4v36a4 4 0 0 1 -4 4h-52a4 4 0 0 1 -4 -4v-36a4 4 0 0 1 4 -4z","M247 154h18a1 1 0 0 1 1 1v12a1 1 0 0 1 -1 1h-18a1 1 0 0 1 -1 -1v-12a1 1 0 0 1 1 -1z","M247 212h18a1 1 0 0 1 1 1v8a1 1 0 0 1 -1 1h-18a1 1 0 0 1 -1 -1v-8a1 1 0 0 1 1 -1z",[684,685,686],"M236 169L236 211","M276 169L276 211","M256 222L256 246",{"id":688,"name":689,"role":690,"parts":691,"marker":693,"shapes":696},"screw-motor","Plasticizing motor","Low-speed, high-torque radial piston motor at the back of the injection unit. It turns the screw that melts and meters the plastic.",[692],"HY-PW-08",[694,621,694,695],552,134,{"solid":697,"hidden":703},[698,699,700,701,702],"M518 126h6a2 2 0 0 1 2 2v76a2 2 0 0 1 -2 2h-6a2 2 0 0 1 -2 -2v-76a2 2 0 0 1 2 -2z","M534 134h36a8 8 0 0 1 8 8v48a8 8 0 0 1 -8 8h-36a8 8 0 0 1 -8 -8v-48a8 8 0 0 1 8 -8z","M581 146h14a3 3 0 0 1 3 3v34a3 3 0 0 1 -3 3h-14a3 3 0 0 1 -3 -3v-34a3 3 0 0 1 3 -3z","M599 152h6a1 1 0 0 1 1 1v6a1 1 0 0 1 -1 1h-6a1 1 0 0 1 -1 -1v-6a1 1 0 0 1 1 -1z","M599 176h6a1 1 0 0 1 1 1v6a1 1 0 0 1 -1 1h-6a1 1 0 0 1 -1 -1v-6a1 1 0 0 1 1 -1z",[704],"M534 166a18 18 0 1 0 36 0a18 18 0 1 0 -36 0z",{"id":706,"name":575,"role":707,"subcategory":129,"marker":708,"shapes":712},"tank","Reservoir under the pump unit. The pump draws its oil from it, and all returning oil flows back into it.",[709,710,709,711],120,336,304,{"solid":713,"hidden":717},[714,715,716],"M39 246h338a3 3 0 0 1 3 3v52a3 3 0 0 1 -3 3h-338a3 3 0 0 1 -3 -3v-52a3 3 0 0 1 3 -3z","M341 238h16a1 1 0 0 1 1 1v6a1 1 0 0 1 -1 1h-16a1 1 0 0 1 -1 -1v-6a1 1 0 0 1 1 -1z","M315 258h4a3 3 0 0 1 3 3v26a3 3 0 0 1 -3 3h-4a3 3 0 0 1 -3 -3v-26a3 3 0 0 1 3 -3z",[718],"M44 264L304 264",[720],{"partNumber":492,"name":721,"subcategory":56,"subcategoryName":57,"shortDescription":722,"inStock":490,"zone":243,"compatibleMachines":723},"Gear Pump (Sumitomo QT32)","Sumitomo QT32 series internal gear pump for injection molding machine hydraulic systems.",[724,725],"Haitian MA Series","Yizumi A5 Series",1793548983088]