For buyers sourcing Precision CNC Machined Open-Side Cylindrical Housing, Xiangxing Xin provides drawing-based machining for components that combine turned cylindrical geometry with deep internal milling and large side cutouts. Unlike a conventional closed housing, this structure leaves part of the internal chamber exposed, which can simplify installation, inspection, adjustment or movement of the mating component.
The upper section is formed as a narrower cylindrical stem connected to the main body through a smooth transition profile. Depending on the customer's assembly, this area may function as a positioning shaft, connection section or reference diameter. The transition between the stem and the larger body requires stable machining control to maintain concentricity and avoid unnecessary stress concentration.
The main body contains a substantial open window extending into the internal cavity. Producing this feature generally requires coordinated turning and milling rather than simple external turning alone. Internal corner radii, wall thickness, opening width and the remaining support section should therefore be controlled according to the mechanical load and mating-part clearance specified on the drawing.
At the lower end, a machined mounting surface and central hole provide an additional assembly reference. Xiamen Xiangxing Xin Industry and Trade Co., Ltd. can establish inspection around the actual functional chain of the part—including stem diameter, body concentricity, cavity position, mounting-hole location and bottom reference face—rather than treating every non-functional surface with the same tolerance requirement.
For low-volume prototypes or repeat production, the Precision CNC Machined Open-Side Cylindrical Housing can be manufactured from different metal grades and supplied with suitable surface finishing according to the customer's operating environment, dimensional requirements and downstream assembly process.
| Parameter | Details |
| Product Name | Precision CNC Machined Open-Side Cylindrical Housing |
| Brand | Xiangxing Xin |
| Manufacturing Type | Drawing-Based OEM Machining |
| Main Process | CNC Turning + CNC Milling |
| Structure | Open-Side Cylindrical Housing |
| Main Features | Side Window / Internal Cavity / Upper Stem / Bottom Mount |
| Material | Aluminum, Stainless Steel, Carbon Steel, Alloy Steel, Brass, Copper, etc. |
| General Tolerance | Typically ±0.01 mm |
| Critical Tolerance | ±0.005–0.002 mm can be evaluated according to structure |
| Surface Roughness | Ra3.2 / Ra1.6 / Ra0.8 / Ra0.4 |
| Surface Treatment | Anodizing, Plating, Passivation, Black Oxide, PVD or As Required |
| Drawing Formats | PDF, DWG/DXF, STEP/IGES, SolidWorks |
| MOQ | 1 Piece |
| Sample Lead Time | Typically 3–5 Days |
| Batch Lead Time | Typically 10–15 Days |
The outside diameter, upper stem, lower base and major concentric reference sections can first be established by CNC turning. These features provide stable datums for subsequent milling.
The large side opening requires milling after the basic cylindrical geometry is established. Tool access, corner radius and remaining wall thickness should be planned together to avoid weakening the supporting side of the housing.
The exposed inner cavity contains curved and recessed surfaces that may require multi-direction machining depending on the final drawing. Tool length and rigidity are important when machining deeper internal areas.
The bottom mounting hole and mating surface can be finished according to the required positional relationship with the main body axis.
Critical dimensions are checked according to their assembly function, especially concentric diameters, cavity position, opening width, wall thickness and mounting references.
| Item | Open-Side Machined Housing | Conventional Closed Housing |
| Internal Access | Direct access through side opening | Limited after assembly |
| Assembly Visibility | Better visibility of internal part | Internal mechanism mostly covered |
| Adjustment Space | Easier tool/access clearance | Depends on disassembly |
| Part Structure | Integrated open body | Fully enclosed body |
| Machining Difficulty | Higher due to deep cavity and window | Usually simpler external geometry |
| Weight Reduction | Material removed from open area | Generally heavier for same envelope |
| Structural Support | Concentrated on remaining wall section | Distributed around full circumference |
| Application Flexibility | Suitable for special OEM mechanisms | Suitable for conventional enclosure functions |
Yes. The opening width, height, internal radius and remaining wall thickness can be manufactured according to the customer's drawing.
Yes. When material size and geometry permit, the component can be machined from one workpiece, helping reduce assembly interfaces and maintain positional consistency.
The material should be selected according to load, corrosion environment, weight and mating requirements. Aluminum, stainless steel, carbon/alloy steel and brass are common options.
Yes. MOQ can start from 1 piece for prototype verification.
Payment terms are confirmed according to the order value, quantity and cooperation stage and will be stated in the quotation or Proforma Invoice. We can assess your company’s payment requirements, and we are relatively flexible in this regard.
If you discover any sizing or manufacturing issues after receiving the goods, please provide photos, measurement records, or inspection results. Our engineering staff will verify the issues by referring to the drawings, production records, and inspection data, and will provide a response within 2 hours at the earliest, after which we will discuss an appropriate resolution.
STEP or SolidWorks files are helpful for geometry review, while PDF or DWG/DXF drawings should clearly identify dimensions, tolerances, material and surface requirements.
Xiamen Xiangxing Xin Industry and Trade Co., Ltd. provides Xiangxing Xin direct manufacturing support for complex housing components that combine turning and milling rather than relying on standard off-the-shelf structures.
The factory has CNC lathes and turn-mill equipment for cylindrical bodies, shafts, shoulders and secondary milling features within one production workflow.
For open windows, deep cavities, side features or difficult tool-entry directions, multi-axis machining provides more options for process planning.
Producing the body as a single machined component can reduce welded joints or separate assembled pieces, which is useful when positional consistency is more important than simply minimizing machining time.
For the Precision CNC Machined Open-Side Cylindrical Housing, inspection can focus on the relationship between the upper stem, main cylindrical body, internal cavity and bottom mounting feature, which are more meaningful to final assembly than cosmetic surfaces alone.
MOQ starts from 1 piece, with typical prototype lead time of 3–5 days and batch production around 10–15 days after drawing and process confirmation.
Address
No. 168 Tonglian Road, Hugan Village, Xinmin Town, Tongan District, Xiamen
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