滚筒产品

XR-Seiko设计生产的带式输送机滚筒具有多种结构形式，采用有限元分析方法，保证滚筒的各个部分结构合理，有效延长滚筒的使用寿命。公司专用滚筒设计软件，根据受力对轴、接盘、筒皮进行刚度和强度校核，确保其使用安全。公司也可以根据客户需求进行定制滚筒的加工、制造，满足更多复杂工况的使用。

XR-Seiko designs and produces belt conveyor rollers in a variety of structural forms, using finite element analysis to ensure that all parts of the roller are structurally sound, effectively extending the service life of the roller. The company's specialized roller design software checks the stiffness and strength of shafts, receivers and skins according to the forces to ensure their safe use. The company can also customize the processing and manufacturing of drums according to customer needs to meet more complex working conditions.

特点

SPECIFICITIES

筒皮经过进口高级别数控卷板机卷制而成，同心度高；

滚筒轴由数控车床加工并经过调质处理；

每条焊缝均经过热处理消除应力；

每根轴及每条焊缝都经由超声波探伤检测以保证最高品质；

专业的焊接技术确保全焊透，几乎无应力集中点；

每个滚筒都经过静平衡处理，最高可达G16级。

The cylinder skin is rolled by imported high-level CNC plate rolling machine with high concentricity;

Roller shafts are machined and tempered on CNC lathes;

Each weld is heat treated to eliminate stress;

Every shaft and every weld is ultrasonically tested to ensure the highest quality;

Professional welding techniques ensure full weld penetration and virtually no stress concentration points;

Each drum is statically balanced up to class G16.

滚筒工艺流程

PROCESSFLOW OF PULLEY

筒皮(Pulley shell）    下料(Baiting )一卷圆(edge rolling)一焊接(Welding)一校圆( Roundness correction )一车止口(Spigot)

接盘(End disc)     铸造(Casting)一粗车(Rough turning)一精车(Fine turning)

轴(Shaft)      锻造(Forge)一粗车(Rough turning)一调质( Tempering )一探伤（ Tensile test ）一精车(Fine turning)一铣键槽(Keyseat milling)一磨轴位(Shaft grinding)

筒体(Pulley body)       焊接（Welding )一去应力退火(Stress relief annealing)一探伤(Tensile test)一车( Lathing)一镗(boring )一铸胶(Rubber casting)一车胶面( Rubber surface lathing )一组装(Assembly)一静平衡试验(Static balance test）一喷漆(Painting)一

包装发货(Packing &Delivery )

一、钢板下料/Baiting of steel plates

钢板下料采用数控火焰切割机,该机床属于大型板材下料设备,最大切割厚度达200mm、工作范围6000mm x3000mm,可以持续进行高速切割,一次性完成各种规格滚筒板材的下料，并且料坯切割面质量可达到Ra12.5.边长误差小于±0.5mm,为后序钢板卷曲、焊接提供了较高的尺寸精度。

Steel plate cutting adopts CNC flame cutting machine,the machine isa large sheet metal cutting equipment,the maximum cutting thickness is200mm, the scope of work is 6000mm x 3000mm , can continue forhigh-speed cutting,complete variety of pulley sheet cutting in onetime, and material billet cut surface quality can be achieved to Ra12.5, sidelength error is less than ± 0.5mm, providing high dimensional accuracyfor consequent plate curling and welding.

数控火焰切割机NC flame cutting machine

二、卷曲钢板/Steel plates curling

筒皮的卷曲、校圆采用数控四辊卷板机,最大卷曲钢板厚度可达60mm,钢板通过一次上料,不需调头即可完成板料端部预弯和卷制成形、并且剩余直边小，大大提高了工作效率。通过自动数控系统控制,可保证钢板卷曲圆度偏差≤2mm,工件的精度、尺寸一致性进行了充分的保证。

Pulley shell curling and roundness correction adopt the CNCfour roller bending machine, plate thickness can up to 60mm as maximum ,steel loading only one time, complete the pre-bendingsheet and curling take shape without U-turn,and remaining littlestraight edge , greatly improving the work efficiency.,to ensuresteel curling roundness deviation ≤ 2mm by automaLic numericalcontrol system ,the precision of the work pieces and the sizeconsistency have been fully ensured.

四辊卷板机Four-roll palte bending machine

三、焊接Welding

滚筒焊缝采用埋弧焊焊接工艺,自动双头焊接操作机配合滚轮架、变位机可实现所有焊缝均在平角或船型位置进行施焊,焊缝焊后均经过超声波或射线探伤进行检测，保证焊缝质量。筒皮与接盘采用单面焊接双面成型的焊接技术,保证焊缝根部熔透,探伤合格率高,筒体焊接后进行整体去应力退火处理,提高滚筒的使用寿命。

Pulley welding seam adopts submerged arc welding process usingautomatic welding machine with double ends cooperation with pulleyframe, positioner can realize all welding seams are welding in the flatangle or ship shape,and carry out ultrasound or radiographic tensilelest after seam welding to ensure the welding quality. Pulley shell andcoupling disc all adopt the process of single-sided welding &double-sided molding,so ensure the penetration of welding seam rootand a high pass rate , then have stress annealing treatment for thewhole to improve the service life of pulley

埋弧焊机Arc-submerging welder

四、机械加工设备/Mechanical processing equipments

1、重型、大型、各规格卧式车床

滚筒筒径的外圆、坡口、端面,轴类各件的加工。共分有重型、大型、普通型和各型数控机床，主要加工外圆内孔、外圆、端面等加工面。最大可加工回转直径2200mm的外圆,尺寸精度达到IT7标准。能更好的加工出优质产品。

2、镗床

重型落地镗床是加工滚筒的同心内孔、加工端面等高精度位置的万能加工中心。机床整体、工作台为数控控制,和镗杆轴向配合使公差缩小到0.02mm以下,可以达到精密的误差要求。镗孔精度达到TT9以上,铣削精度达TT8以上的高精度来保证滚筒的回转平衡。

3、立式车床

该机床用于加工轴承座内孔及接盘等。重型、大型设备用得最多的设备之一,主要用于圆形件的加工。滚筒中的轴承座内孔要求高,体积大,适合于本机床的特点。

Heavy, large, and kinds ofhorizontal lathe

Process for excircle , bevel, end face and shaft. ofdiameter of pulley is comprising a heavy. large,commontype kinds of CNC machine tools.to mainly process excircleand endoporus eylindrical bore., and end surface. Forexcircle with maximum turning diameter of 2200mm, itsdimensional accuracy can reach level of I7,and alsoprocess products with more better quality.

Boring machine

Heavy floor type boring machine is an universalmachining center for such concentric inner bore: ormachining end and some precision positions The wholemachine,operation platform are all NC control and axialcooperation with cutter spindle to narrow the tolerance tobelow 0.02mm.So can meet precise requirements for tolerance.The precision for boring can reach above IT9.Andprecision for milling can reach above IT8 and ensure therotation balance of pulley.

Vertical lathe

The machine is used for processing bore of house andend disk and so on.Also one of the heavy and largeequipments which are widely used. lt is mainly for roundparts processing.As high requirement for inner bore ofshaft in pulley and also be bulky, so it suits thecharacteristic of the machine.

镗床Boring machine

五、装配/Assembly

滚筒的整体装配采用工序定点、逐工序检查、实验的装配方式,更加保证每一个滚筒的质量。每台滚筒都进行静平衡实验,达到滚筒的最佳旋转状态。10m x 30m的装配空间可以满足各种规格滚筒的多种安装方式的要求,并且不影响彼此之间整机的安装调试、实验。保证每一个滚筒达到最优质量。

The overall assembly of pulley adopts process flow of fixed-by-step examination , then test to ensure the qualityof each pulley .Each pulley has static balance test.It canmeet requirements for all kinds of assembly methods ofpulleys within assembly workshop of 10m x30m.And doesnot affect installation and commissioning of the machines .Ensureoptimal quality for each pulley.

立车Vertical lathe

滚筒工艺设备

DRUM PROCESS EQUIPMENT