زنجیرهای غلتکی جانبی پلی استال
Compare product configurations, machine interfaces and operating duty before selecting a model.
Polyacetal Side Roller Chains for pallet and workpiece-carrier conveyors
Polyacetal Side Roller Chains use polyacetal roller elements at the side of the base chain. The roller is part of the conveyor support or guidance interface, so the rail section and installed clearances should be checked together with the chain dimensions.
Family configuration
Standard-pitch and double-pitch examples are kept separate in the catalogue. For replacements, confirm several pitches, the side-roller diameter and offset, plate height and thickness, sprocket details and the installed rail before choosing a model.
Start with the conveyor function and carrier interface, then compare the model drawing. For replacement work, use measured dimensions from the installed chain and sprocket rather than a visual match.
Machine interfaces to confirm before model selection
Pitch and strand geometry
Measure several pitches, confirm strand spacing and note whether the conveyor uses matched parallel strands. Record the installed sprocket tooth count and bore so engagement can be checked.
Roller and rail contact
Identify which roller or chain surface carries the load, rail width and material, return support and any side guide. Photograph the contact area when the conveyor is an existing machine.
قسمت زیرین حامل
Record the pallet contact surfaces, wear strips, locating features, center of gravity and any lift or transfer mechanism that changes how the carrier is supported.
Duty and environment
State conveyor speed, starts per hour, accumulation time, maximum queue, contamination, temperature, lubrication constraints and maintenance access.
Use the drawing to close the dimensional match
Model selection should move from system requirements to the exact chain geometry. Compare pitch, roller diameters and positions, pin diameter and length, plate height and thickness, and any special attachment or hollow-pin feature shown on the drawing. A match on pitch alone is not enough to approve interchangeability.
When dimensions are missing from an old machine record, measure the installed chain over several joints to reduce single-joint error, then add side and end photographs. If the sprocket is worn or is being replaced at the same time, include its tooth count, bore and hub arrangement in the review.
Applications and operating duty
Polyacetal Side Roller Chains may be considered for palletized assembly, inspection, workpiece transfer, accumulation or machine-tending layouts when the chain architecture matches the rail and carrier design. The application name does not by itself confirm a model.
Describe loaded carrier mass, conveyor length, line speed, start/stop frequency and the number of carriers that can occupy the line. For accumulation, state queue length and release sequence. For locating or machining stations, identify the device that supports process forces so those loads are not unintentionally transferred through the conveyor chain.
Selection workflow
| Step | Decision | Information to provide |
|---|---|---|
| 1 | Define the carrier path | Loaded mass, pallet underside, stations, accumulation zones and transfers. |
| 2 | Confirm chain/rail interface | Pitch, roller arrangement, strand spacing, rail section and return support. |
| 3 | Confirm drive interface | Sprocket tooth count, bore, drive position, take-up and shaft alignment. |
| 4 | Check duty and environment | Speed, starts, queue behavior, temperature, contamination and lubrication limits. |
| 5 | Confirm the selected model | Exact product drawing, quantity, documentation and delivery requirement. |
Describe the operating environment with the same care as the dimensions
For polyacetal side rollers, confirm the mechanical interface and the service environment as separate items. Dimensional fit includes pitch, roller diameter and offset, inner width, plate profile, sprocket engagement and rail contact. Service information should include temperature range at the machine, moisture, washdown or cleaning methods, contamination and any lubricant restrictions. If an electrical, clean-process or chemical-resistance requirement applies, state it explicitly rather than inferring it from the family name.
Replacement enquiries should include a clear end photograph of the chain on the rail and a close view of the roller surface. Uneven wear can show a rail-height or lateral-clearance problem. For new equipment, provide carrier mass, speed, queue behavior and transfer geometry so the roller is reviewed as part of the complete conveyor instead of as an isolated component.
Record the installed interface and operating duty in the enquiry so dimensional fit and application suitability can be confirmed separately.
Commissioning and maintenance checks
After installation, run the line slowly without load and watch chain entry and exit at the sprockets, rail transitions, take-up travel and carrier tracking. Add representative pallets and confirm roller rotation, stop/release behavior and transfers before raising speed. Uneven tracking, scuffing, chain climbing, impact at transfers or different tension between parallel strands should be corrected before normal production use.
Maintenance should trend elongation over a defined number of pitches, roller condition, plate wear, rail wear, sprocket tooth condition and take-up position. Record the same measurement points each time so changes can be compared rather than relying on a single visual inspection.
FAQ and RFQ preparation
Can a visually similar chain be substituted?
Not on appearance alone. Compare the complete dimension set and the installed sprocket, rail and carrier interfaces before approving a replacement.
What photographs are useful?
Provide a side view of several pitches, an end view showing roller or hollow-pin position, the sprocket and the rail/contact surface. Add the model marking if it is still readable.
What should a new-system RFQ include?
Send carrier/load data, conveyor length and speed, process sequence, strand spacing, rail concept, drive/take-up layout, quantity and environment.
What should a replacement RFQ include?
Send installed model, measured dimensions, photographs, sprocket data, quantity and any special matched-length, attachment or material requirement.
Review the گردش کار انتخاب مهندسی and application guidance, then use the form below with drawings or marked photographs.
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