Make consistent garment buttonholes with equipment matched to the hole style, fabric construction and production workflow. Compare sewing, cutting, clamping and pattern management using actual garment samples, with variant-specific tooling and complete machine accessories included in the inquiry. Prioritize product, variant, cut and seam. Use the checkpoints to build a consistent equipment scope and confirm the intended trial or installation evidence. The official image is a product reference; it does not establish availability or an authorized supplier relationship. Submit OEM/ODM changes for application-specific feasibility review.
Make consistent garment buttonholes with equipment matched to the hole style, fabric construction and production workflow. Compare sewing, cutting, clamping and pattern management using actual garment samples, with variant-specific tooling and complete machine accessories included in the inquiry.
Shown as a configuration reference. Availability and the equipment offered for your project are confirmed separately.
Define the buttonhole and garment construction
Buttonhole styles and applications differ, so provide the intended shape, finished opening and garment specification. Include fabric, lining, interlining and any reinforcement at the sewing position. A machine for one buttonhole process should not be assumed to produce every keyhole or special shape. Give physical samples where possible. The buying objective is an acceptable opening and surrounding seam on the actual garment, not merely a pattern name on a control panel.
Select the exact machine variant and sewing range
Check the working arrangement and limits of the proposed version, including any special presser or extended sewing arrangement. The JUKI LBH-1790AN reference page describes multiple variants and options, which should not be combined into one assumed base-machine capability. Ask the supplier to identify the version needed for each required buttonhole. A broad family specification can conceal a change of clamp, mechanism or machine needed for a different garment requirement.
Match cutting and stitching as one result
The cut opening and stitched border must be assessed together using the intended material. Discuss knife selection, supported cut arrangement, stitch shape, thread and trim requirements. Suitable settings depend on the fabric and construction. A clean cut in one sample does not prove acceptable performance through another interlining or thick seam. Agree inspection criteria for the finished buttonhole, including appearance and any product-specific functional or durability assessment required by the buyer.
| Selection issue | Information to specify |
|---|---|
| Product | Buttonhole shape, opening and garment construction. |
| Variant | Exact sewing range, presser and required special options. |
| Cut and seam | Knife, thread, stitch and finished-product criteria. |
| Positioning | Clamps, guides, access and operator workflow. |
| Programs | Approved settings, transfer tools and changeover controls. |
| Acceptance | Production material stack through the complete finished buttonhole. |
Evaluate workholding and operator placement
The clamp and presser arrangement need to secure the garment without unacceptable movement or marking. Consider access near edges, seams and other completed garment features. Identify guides, gauges, auxiliary tables and special tooling supplied for the sample range. Automatic stitching still depends on how the operator presents and positions the work unless an additional handling system is included. Compare complete cycles and placement repeatability rather than deriving factory output from maximum sewing speed alone.
Plan patterns, changes and data ownership
Clarify how approved patterns and settings are stored, selected and protected against unintended changes. Identify any software, interface or optional accessory needed for data transfer. Connectivity described in a brochure does not establish that every external device or function is included. Keep machine version, tooling and sample identification with the approved setup. For frequent garment changes, demonstrate how operators confirm the correct program and mechanical arrangement before production resumes.
Check finish, services and maintenance
Review the supplied table, stand, control panel, power and consumables and distinguish standard items from selected options. Inspect thread trimming, reverse-side appearance and material condition in a representative trial. Discuss lubrication and cleaning requirements for the exact machine rather than assume all models are fully dry. Obtain needles, knives and service-part identification and training. Acceptance should establish the final sewn product and a repeatable setup that production and maintenance staff can preserve.
Bound OEM/ODM to a validated sewing package
Custom guides, clamps, work supports and identification can be reviewed with garment samples. Changes to sewing, cutting, controls or handling equipment require engineering and trials. State the complete product range and acceptance criteria with the brief. A modified alternative needs its own stitch and cut evidence; reference-brand photographs do not confer rebranding rights or performance claims. Retain tooling drawings and program records appropriate to the delivered configuration.
What should your automatic buttonhole machine RFQ include?
- Product: Buttonhole shape, opening and garment construction.
- Variant: Exact sewing range, presser and required special options.
- Cut and seam: Knife, thread, stitch and finished-product criteria.
- Positioning: Clamps, guides, access and operator workflow.
- Programs: Approved settings, transfer tools and changeover controls.
- Acceptance: Production material stack through the complete finished buttonhole.
- Destination, site conditions and delivery access
- Installation boundary, utilities and connection drawings
- Acceptance procedure, documentation and training scope
- OEM/ODM changes: interface, material, branding or new design; written engineering feasibility required
Need OEM / ODM customization?
Submit branding, packaging, configuration or engineering requirements for this equipment. Include the target market, initial and annual quantities, required changes and acceptance criteria.
Customization feasibility, permitted branding, development responsibilities, minimum quantity, cost and lead time are reviewed for the proposed supplier and configuration before a quotation is confirmed.
Frequently asked questions
Can one buttonhole machine produce every buttonhole style?
Not necessarily. Shape, opening, sewing range and garment construction affect the required process and variant. Provide samples and drawings and have the supplier identify the suitable configuration. A pattern name or a family-level description does not establish support for every keyhole or special buttonhole design.
Why should the exact LBH-family variant be specified?
Variants and options can differ in sewing arrangement, presser and supported range. The features of several models should not be combined into one assumed base machine. Match each required buttonhole to the exact version and tooling identified in the quotation and sample trial.
What material samples are needed for a trial?
Send the actual fabric layers, interlining, reinforcement and relevant seam constructions with the buttonhole specification. Cutting and stitch behavior depend on the complete material stack. A successful flat-swatch demonstration may miss problems near a thick seam or in the garment’s final sewing position.
Does automatic stitching remove garment-positioning work?
Not unless an appropriate additional handling arrangement is included. Operators may still place and align the garment for each cycle. Specify guides or automation explicitly and assess complete loading, sewing and unloading cycles rather than convert maximum machine speed directly into finished-product output.
What should be retained for repeat production?
Keep the approved program, machine version, tooling, thread and sample identification together with relevant settings. Document how operators select and verify the setup. These records help reproduce the accepted buttonhole and prevent a software pattern from being used with an unsuitable mechanical arrangement.
Can buttonhole tooling be customized through OEM/ODM?
Guides, clamps and work supports can be reviewed using the garment samples. Sewing or cutting changes require engineering and product trials. Define appearance and functional criteria and retain tooling and program documentation so the customized package is supported by evidence for its own finished buttonholes.
Reference information
- LBH-1790AN Buttonholing Machine | JUKI | JUKI Industrial Sewing Machines
- Model List | JUKI Industrial Sewing Machines
Reference data and images explain equipment configurations. IndustryApex engineers confirm the offered model, specification and commercial scope in your project quotation.