An apparatus for simultaneous, high-rate machining of a plurality of workpieces with minimal vibration

Abstract

An apparatus for simultaneous, high-rate machining of multiple workpieces with minimal vibration, includes a base assembly component, configured to integrally support at least one dual spindle assembly in a vertical orientation, and at least two drive motors mounted on the base assembly component to independently rotate the multiple workpieces

Description

[0001] Docket No. PKBM-AEROCITY-99-110058PCT

[0002] An apparatus (100) for simultaneous, high-rate machining of a plurality of workpieces with minimal vibration

[0003] FIELD OF THE INVENTION

[0004]

[0001] The present invention relates generally to machining apparatus, and more particularly to vertical turning machines, apparatus and systems. Specifically, the invention pertains to a multi-head vertical turning apparatus having dual spindle assemblies with integrated control and service modules for simultaneous and independent machining operations.

[0005] BACKGROUND OF THE INVENTION

[0006]

[0002] Conventional horizontal turning machines, commonly known as lathes, have been widely used in metalworking industries for contouring and machining metal components. These machines operate by rotating workpiece material at high speeds while cutting tools shape various features and geometries.

[0007]

[0003] However, conventional horizontal turning machines suffer from several significant limitations. First, they typically occupy considerable floor space due to their horizontal configuration, creating challenges in manufacturing environments where space optimization is critical for operators to operate the same efficiently. The horizontal design also complicates the loading and unloading of stock materials, requiring operators to lift heavy workpieces to the height of the chuck assembly, creating ergonomic risks and potential workplace injuries.

[0004] Furthermore, during machining operations, chips and debris accumulate around the tooling area in horizontal lathes, obstructing operations and necessitating frequent cleaning interruptions. This accumulation decreases operational efficiency and increases downtime, ultimately affecting productivity.

[0008]

[0005] Additionally, horizontal turning machines are susceptible to uneven tool wear due to gravitational forces acting on both the tooling assembly and stock material. This uneven wear leads to precision issues, requiring frequent tool changes and adjustments, which can compromise the quality of machined components.

[0009]

[0006] Moreover, conventional turning machines typically incorporate only a single spindle unit and single column unit, significantly limiting their versatility and productivity potential. The single-spindle configuration prevents simultaneous machining operations and reduces overall throughput. However, various attempts have been made to address these limitations through multi-spindle and turning machine configurations. However, available prior art systems lack intelligent monitoring capabilities, predictive maintenance features, and adaptive process optimization.

[0010]

[0007] However, no prior art systems effectively integrate these technologies with dual vertical spindle turning machines to provide comprehensive monitoring, predictive maintenance, and autonomous optimization capabilities. Accordingly, there exists a need in the art for an improved turning apparatus, machines and systems to operate the same, that addresses these limitations while providing enhanced efficiency, ergonomics, and versatility in machining operations in 2025 and beyond.

[0011] SUMMARY OF THE INVENTION

[0008] Embodiments of the present invention described herein generally relate to a multi head vertical turning apparatus and a method of manufacturing the same. The present invention addresses the aforementioned problems and limitations of prior art horizontal turning machines by providing a revolutionary multi-head vertical turning apparatus with integrated service modules designed for enhanced productivity, improved ergonomics, and superior operational efficiency. Particularly, a multi-head vertical turning apparatus and systems around the same comprising dual spindle assemblies with integrated service modules for enhanced functionality and efficiency.

[0012]

[0009] In one embodiment, the turning machine of the present invention includes a common base that supports two independent spindle assemblies secured with a guard. Each spindle assembly is responsible for holding the workpiece component securely during the turning process. Each spindle assembly is equipped with its own independent column unit.

[0013]

[0010] In one embodiment of the present invention, the invention provides a multi-head vertical turning apparatus which includes a base assembly (10); at least two drive motors (20a, 20b) mounted on the base assembly; at least two spindle assemblies (30a, 30b) mounted on the base assembly and operatively connected to the drive motors; a protective guard assembly (40) providing safety protection for both spindle assemblies; a common control system (50) for operating both spindle assemblies and their respective column units independently; a lubrication module (60) providing lubrication to both spindle assemblies simultaneously; and a hydraulic module (70) for clamping workpiece components and locking tool turrets.

[0011] In another embodiment of the present invention, the invention provides a method of operating the multi-head vertical turning apparatus comprising the steps of: loading a workpiece component onto a first spindle assembly; selecting a desired spindle assembly using an operating panel; selecting an appropriate machining algorithm for the selected spindle assembly; initiating a machining cycle; upon completion of machining on the first spindle assembly, transferring the workpiece component to a second spindle assembly for additional machining operations.

[0014]

[0012] In yet another embodiment of the present invention, the present invention provides a multi-head vertical turning apparatus comprising: a rigid base assembly (10) providing structural foundation; at least two independently controllable drive motors (20a, 20b) mounted on the base assembly; at least two spindle assemblies (30a, 30b) mounted vertically on the base assembly and operatively connected to respective drive motors; a comprehensive protective guard assembly (40) providing safety enclosure for both spindle assemblies; a sophisticated common control system (50) enabling independent operation of both spindle assemblies and their associated column units; an integrated lubrication module (60) providing centralized lubrication services to both spindle assemblies; and a hydraulic module (70) providing clamping forces for workpieces and tool turret positioning.

[0015]

[0013] In yet another embodiment of the present invention, the invention provides multiple operational embodiments, including: simultaneous dual-spindle machining for maximum productivity; sequential operation for complex multi-setup parts; and flexible single-spindle operation when required.

[0014] In yet another embodiment of the present invention, the invention provides comprehensive methods for operating the apparatus including workpiece loading and unloading procedures, spindle selection and program execution, tool management and turret indexing, and integrated service module coordination.

[0016]

[0015] In yet another embodiment of the present invention, the invention provides methods for manufacturing and configuring the apparatus, including: modular assembly procedures; control system integration; service module calibration; and safety system validation.

[0017] COMPONENT / ELEMENT LIST

[0018] Apparatus (100) Base assembly component (10)

[0019] Motor pads (10a, 10b) Base plate (10c)

[0020] Cast-in channels (10d, 10e) Drive motors (20a, 20b)

[0021] Spindle assemblies (30a, 30b) Spindle housing (31a, 31b)

[0022] Rotatable spindle (32a, 32b) Chuck mechanism (33a, 33b)

[0023] Spindle bearing system (34a, 34b) Spindle encoder (35a, 35b)

[0024] Column units (36a, 36b) Vertical column structure (37a, 37b)

[0025] X-axis slide mechanism (38a, 38b) Z-axis slide mechanism (39a, 39b)

[0026] Tool turret assemblies (41a, 41b) Tool turret indexing mechanisms (42a, 42b)

[0027] Linear guide systems (43a, 43b) Protective guard assembly component (40)

[0028] Main guard housing (44) Access doors (45a, 45b)

[0029] Safety interlock switches (46a, 46b) Viewing windows (47a, 47b)

[0030] Chip containment features (48) Common control system (50)

[0031] Central processing unit (51) Operator interface panel (52)

[0032] Servo controllers (53a, 53b) Position feedback systems (54a, 54b) Safety monitoring circuits (55) Program memory (56)

[0033] Lubrication module (60) Lubricant reservoir (61)

[0034] Distribution pump (62) Distribution lines (63a, 63b)

[0035] Flow-control valves (64a, 64b) Filtration system (65)

[0036] Level monitoring sensors (66) Hydraulic module (70)

[0037] Hydraulic power unit (71) Hydraulic cylinders (72a, 72b)

[0038] Tool-turret locking cylinders (73a, 73b) Pressure regulation valves (74a, 74b)

[0039] Hydraulic distribution manifold (75) Pressure monitoring sensors (76a, 76b)

[0040] Coolant module (80) Coolant reservoir (81)

[0041] Coolant pump (82) Delivery nozzles (83a, 83b)

[0042] Return filtration system (84) Temperature control system (85)

[0043] Flow-control valves (86a, 86b) Chip conveyor module (90)

[0044] Conveyor belt system (91) Drive mechanism (92)

[0045] Collection containers (93a, 93b) Coolant separation system (94)

[0046] Automatic discharge system (95) Service corridors (110a, 110b)

[0047] Service trays (111) Central drain (112)

[0048] BRIEF DESCRIPTION OF THE DRAWINGS

[0049]

[0016] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate multiple embodiments of the invention and, together with the detailed description, serve to explain the principles and advantages of the invention.

[0050] FIG. 1 is a front view of a multi-head vertical turning apparatus according to a first embodiment of the present invention, showing the overall configuration with dual spindle assemblies, in accordance with one embodiment of the invention; FIG. 2 is a front plan view of the multi-head vertical turning apparatus according to a second embodiment, illustrating the spatial relationship between components and operator access areas, in accordance with another embodiment of the invention;

[0051] FIG. 3 is a top plan view of a manufacturing cell configuration showing two multi-head vertical turning apparatuses arranged for optimal workflow, in accordance with another embodiment of the present invention; and

[0052] FIG. 4 is a back plan view of a manufacturing cell configuration showing the electrical control modules along with the lubrication system arranged for optimal workflow, in accordance with another embodiment of the present invention; and

[0053] FIG. 5 is a side plan view of the present invention (not shown in the original but referenced for completeness), which would be a detailed view showing internal mechanisms and service module integration, in accordance with another embodiment of the present invention.

[0054] DETAILED DESCRIPTION OF PREFERRED EMBODIMENTS

[0055]

[0017] Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The following detailed description provides a comprehensive understanding of the methods, apparatus, and systems described herein. It should be understood that the embodiments described are exemplary and not limiting, and that various modifications and combinations of features may be implemented without departing from the scope of the invention. Referring primarily to FIG. 1 , a multi-head vertical turning apparatus 100 according to a first embodiment of the present invention is illustrated, in accordance with one embodiment of the present invention.

[0056]

[0018] In operation, FIG. 1 is a front view of a multi-head vertical turning apparatus 100 according to a first embodiment of the present invention, showing the overall configuration with dual spindle assemblies, FIG. 2 is a front plan view of the multi-head vertical turning apparatus according to a second embodiment, illustrating the spatial relationship between components and operator access areas, FIG. 3 is a top plan view of a manufacturing cell configuration showing two multi-head vertical turning apparatuses arranged for optimal workflow, FIG. 4 is a back plan view of a manufacturing cell configuration showing the electrical control modules along with the lubrication system arranged for optimal workflow, and FIG. 5 is a side plan view of the present invention (not shown in the original but referenced for completeness), which would be a detailed view showing internal mechanisms and service module integration, in accordance with yet another embodiment of the present invention. The apparatus 100 is constructed using a modular architecture that enables flexible configuration, simplified maintenance, and future expandability. The vertical orientation of the spindle assemblies provides numerous advantages over traditional horizontal machines, including improved ergonomics, better chip evacuation, more uniform tool wear, and significantly reduced floor space requirements.

[0057] Base Assembly and Structural Foundation

[0058]

[0019] The apparatus 100 is built upon a robust base assembly 10 that serves as the structural foundation for all system components of the present invention. The base assembly 10 is preferably constructed from high-grade cast iron, specifically selected for its excellent vibration-damping properties and dimensional stability over extended operating periods.

[0059]

[0020] The base assembly 10 includes a main base platform 11 having a substantially rectangular configuration with precision-machined mounting surfaces, reinforcing ribs 12 strategically positioned to maximize structural rigidity while minimizing weight, mounting pedestals 13a, 13b specifically configured for securing spindle assemblies, one or more service module compartments 14a, 14b, 14c for housing integrated service systems, and leveling mechanisms (units / components) 15a, 15b, 15c, 15d for precise machine installation and alignment.

[0060]

[0021] In one embodiment, the main base platform 11 incorporates internal passages 16 for routing hydraulic lines, electrical conduits, and coolant distribution systems aka (multiple modules and units). The present internal passages 16 are strategically positioned to protect service lines from machining debris while providing accessible maintenance access points.

[0061]

[0022] In yet another embodiment of the present invention, the apparatus 100 further incorporates a sophisticated dual-motor drive system including a first motor and second drive motor 20a, 20b, each specifically matched to its respective spindle assembly for optimal performance characteristics. In operation, each drive motor 20a, 20b includes a high-torque servo motor housing 21a, 21 b constructed from aluminum alloy for optimal heat dissipation, a precision encoder system (unit) 22a, 22b providing absolute position feedback with resolution exceeding 1 ,000,000 counts per revolution, two or more integrated motor cooling fans 23a, 23b for thermal management, and motor mounting brackets 24a, 24b. Particularly, the drive motors 20a, 20b are connected to their respective spindle assemblies through precision coupling systems 25a, 25b that accommodate thermal expansion while maintaining precise rotational accuracy. Each coupling system incorporates overload protection mechanisms 26a, 26b to prevent damage during emergency stop conditions or unexpected load increases. Further, the apparatus 100 incorporates two independent spindle assemblies 30a, 30b, each engineered for precision, reliability, and extended service life under demanding production conditions.

[0062]

[0023] In yet another embodiment, the apparatus 100 includes the first spindle assembly 30a includes a spindle housing 31a constructed from high-strength steel with integral cooling passages wherein a main spindle 32a manufactured from hardened and ground alloy steel with precision balancing, a chuck assembly 33a configured for workpieces ranging from 10mm to 350mm diameter, a precision bearing system 34a utilizing high-speed angular contact bearings with ceramic rolling elements, and a rotary encoder 35a providing spindle position feedback for synchronized operations.

[0063]

[0024] Particularly, the spindle housing 31a incorporates multiple features including bearing preload adjustment mechanisms 31a-1 for optimizing bearing performance, lubrication distribution ports 31a-2 connected to the central lubrication system, temperature monitoring sensors 31a-3 for predictive maintenance, and vibration isolation mounts 31a-4 to minimize transmission of operational vibrations to the base assembly. Further, the main spindle 32a is manufactured to exacting tolerances with runout accuracy better than 0.002 mm at the chuck mounting interface. The spindle incorporates a hollow bore 32a-1 for bar stock feeding applications for chuck auto clamp and declamp, precision threading 32a-2 for chuck attachment for multiple purposes and activities to obtain the end products, and coolant passages 32a-4 for through-spindle coolant delivery for boring operations.

[0064]

[0025] In operation, the second spindle assembly 30b is constructed identically to the first spindle assembly 30a, including spindle housing 31b with identical features to housing 31a, main spindle 32b with equivalent precision specifications, chuck assembly 33b with identical clamping capabilities, bearing system unit I module 34b with matching performance characteristics, and rotary encoder 35b providing independent position feedback. In use, the identical construction of both spindle assemblies provides numerous advantages including but not limited to simplified maintenance with common spare parts inventory, consistent performance characteristics, identical setup procedures, and balanced thermal characteristics. Further, each spindle assembly is served by an independent column unit (module) 36a, 36b that provides precise tool positioning and supports the cutting operations.

[0065]

[0026] In one embodiment, the first column unit 36a includes a vertical column structure 37a manufactured from stress- relieved cast iron with precision-machined ways, an X-axis slide mechanism 38a providing radial tool movement with 0.001mm resolution for maintaining the turning length, a Z-axis slide mechanism 39a providing axial tool movement with identical precision for turning diameter, a tool turret assembly 41a accommodating up to 12 cutting tools for components that require multiple operations in the a single setup, and precision linear guide systems 43a ensuring smooth, accurate movement. Further, the vertical column structure 37a incorporates hardened and ground guide ways 37a-1 with automatic lubrication, telescopic covers 37a-2 for protection from contamination, adjustment mechanisms 37a-3 for maintaining geometric accuracy, and mounting interfaces 37a-4 for turret and slide assemblies. Moreover, the X-axis slide mechanism 38a includes a precision ball screw drive 38a-1 with 5mm pitch for optimal resolution, the linear encoder feedback 38a-2 providing position accuracy within 0.002mm, an automatic lubrication system 38a-3, and a counterbalance mechanism 38a-4 for consistent performance regardless of tool weight. Furthermore, the Z-axis slide mechanism 39a incorporates identical precision components, including: ball screw drive 39a-1 with matched specifications to X-axis; linear encoder 39a-2 with equivalent accuracy; lubrication system 39a-3; and counterbalance system 39a-4.

[0066]

[0027] The tool turret assembly 41a represents a sophisticated tool management system includes a turret housing 41a-1 manufactured from high-strength aluminum alloy, tool stations 41a-2 arranged in a circular pattern accommodating various tool types, indexing mechanism 41a-3 providing precise tool positioning, hydraulic clamping system 41a-4 for secure tool retention, and tool identification system 41a-5 for automatic tool recognition. Further, each tool station 41a-2 incorporates one or more standardized tool holders compatible with common tooling systems, individual tool offset adjustment mechanisms, coolant delivery passages, and chip deflection features.

[0067]

[0028] In yet another embodiment, the second column unit 36b is constructed with identical specifications to the first column unit 36a, incorporating vertical column structure 37b with matching precision characteristics; X-axis slide mechanism 38b with equivalent performance; Z-axis slide mechanism 39b with identical accuracy; tool turret assembly 41b with matching capabilities; and linear guide systems 43b with corresponding specifications.

[0068]

[0029] In one embodiment, the protective guard assembly 40 provides comprehensive safety protection while maintaining operator accessibility and visibility during operations. The guard assembly 40 includes a main guard housing 44 constructed from welded steel framework with removable panels; access doors 45a, 45b providing operator access to respective spindle assemblies; safety interlock switches 46a, 46b preventing operation when doors are open; observation windows 47a, 47b manufactured from impact-resistant polycarbonate; and integrated chip containment system 48 preventing debris from escaping the work area. Further, the main guard housing 44 incorporates: sound-dampening materials 44-1 , reducing operational noise levels; ventilation provisions 44-2 for heat and fume removal; internal lighting systems 44-3 for optimal visibility; and mounting provisions 44-4 for optional equipment such as cameras or measuring devices.

[0069]

[0030] In yet another embodiment, each access door (45a, 45b) includes one or more pneumatic opening assistance unit 45a-1 , 45b-1 for effortless operation, one or more viewing windows 45a-2, 45b-2 for observation without opening, one or more ergonomic handles 45a-3, and 45b-3 for comfortable operation; and sealing systems 45a-4, 45b-4 preventing coolant escape.

[0070]

[0031] In one embodiment, the common control system 50 represents the intelligent brain of the apparatus 100, providing sophisticated coordination of all system functions while maintaining simplicity of operation. In operation, the control system 50 includes a central processing unit 51 utilizing industrial-grade computer hardware with redundant storage, an operator interface panel 52 featuring a large color display with intuitive graphics, one or more servo controllers 53a, 53b providing precise motion control for each axis; position feedback systems 54a, 54b ensuring accurate tool positioning, comprehensive safety monitoring circuits 55 protecting operators and equipment, and program memory 56 capable of storing thousands of part programs.

[0071]

[0032] In one embodiment, the system includes central processing unit 51 incorporating a multi-core processor 51-1 providing sufficient computational power for complex machining algorithms; industrial solid-state storage 51-2 ensuring reliability in harsh manufacturing environments; network connectivity 51-3 enabling integration with factory automation systems; real-time operating system 51-4 guaranteeing predictable response times; and comprehensive input / output capabilities 51-5 for interfacing with all system components. Particularly, the operator interface panel 52 includes: a display module 52-1 and / or with anti-reflective coating; membrane keyboard 52-2 for alphanumeric input; emergency stop button 52-3 with pull-to-reset functionality; mode selection switches 52-4 for manual / automatic operation; and status indicator lights 52-5 providing immediate visual feedback of system conditions. The display 52-1 provides: graphical part programming interface; real-time machining status information; diagnostic and maintenance screens; setup wizards for simplified operation; and multi-language support for international applications. However, the display module 52-1 is a screen module selected from but not limited to touch or without touch or gesture control as available in the art.

[0033] In one embodiment, method 600 includes the steps (not shown in diagram) to prepare the multi-head vertical apparatus 100. At step 605, a workpiece component is loaded onto the first spindle assembly (30a) and at step 610 using the operator interface panel (52) the operator selects the first spindle assembly (30a) and then chooses the appropriate machining algorithm for it. At step 615, the machining cycle on the first spindle assembly (30a) is initiated and, once machining there is complete, the workpiece component is transferred to the second spindle assembly (30b) and additional machining operations are performed. In operation, while these additional operations are being carried out on the second spindle assembly (30b), a new workpiece component is simultaneously loaded onto the first spindle assembly (30a).

[0072]

[0034] The method 600 moves to step 620. At step 620, the lubrication module (60) is activated to provide continuous lubrication to both spindle assemblies (30a, 30b) and the coolant module (80) is operated for thermal management, and the hydraulic module (70) is engaged for secure workpiece clamping.

[0073]

[0035] At step 625, in an alternative or complementary manufacturing sequence of steps, the multiple workpiece components are simultaneously loaded onto both spindle assemblies (30a, 30b). In operation, respective machining programs for each spindle assembly (30a, 30b) are then selected, after which synchronized machining cycles are initiated on both spindles. Throughout these operations machining progress is monitored via the operator interface panel (52), while coolant flow, lubrication, and chip removal are automatically managed.

[0036] In one of more embodiments of the present method 600, the multi-head vertical turning apparatus (100) is further configured by integrating the dual spindle assemblies (30a, 30b) into a single base assembly (10) and connecting a common control system (50) capable of operating each spindle independently. Further, multiple shared service modules including but not limited to the lubrication module (60), coolant module (80), and hydraulic module (70) are installed. Further, the position feedback systems (54a, 54b) are calibrated for precise tool positioning, and machining algorithms are programmed into the program memory (56). Finally, safety systems including a protective guard assembly (40) with safety interlock switches (46a, 46b) are installed, automatic chip removal is configured through the chip conveyor module (90), and communication protocols between the servo controllers (53a, 53b) and the central processing unit (51) are established to enable coordinated operations.

[0074]

[0037] In one of more embodiments of the present invention, the lubrication module 60 provides centralized lubrication services to all mechanical components requiring periodic lubrication, significantly reducing maintenance requirements and ensuring consistent lubrication intervals. Further, the lubrication module 60 includes a lubricant reservoir 61 with 5-liter capacity and level monitoring, a positive displacement pump 62 providing consistent lubricant delivery; distribution manifold 63 with individual lines to each lubrication point; flow monitoring sensors 64a, 64b verifying proper lubricant delivery; filtration system 65 maintaining lubricant cleanliness; and programmable timer controls 66 enabling customized lubrication schedules. In operation, the lubricant reservoir 61 includes: transparent level gauge 61-1 for visual monitoring; fill port 61-2 with splash-proof cap; drain valve 61-3 for maintenance; temperature sensor 61-4 for thermal monitoring; and mounting brackets 61-5 for secure installation.

[0075]

[0038] In yet another embodiment, the coolant module 80 provides comprehensive thermal management during machining operations, ensuring optimal cutting conditions and extended tool life. The coolant module 80 includes a coolant reservoir 81 with 100-liter capacity and overflow protection; high-flow coolant pump 82 capable of delivering 50 liters per minute at 10 bar pressure; distribution system 83 with independent control for each spindle; return filtration system 84 removing chips and contaminants; temperature control system 85 maintaining optimal coolant temperature; and flow control valves 86a, 86b enabling independent coolant management for each spindle. Particularly, the coolant reservoir 81 incorporates a removable filtration basket 81-1 for easy cleaning; level switches 81-2 for automatic pump protection; a sight gauge 81-3 for visual level monitoring; a drain valve 81-4 for maintenance; and insulation 81-5 for temperature stability.

[0076]

[0039] In yet another embodiment, the hydraulic module 70 provides clean, reliable hydraulic power for workpiece clamping and tool turret positioning operations. The hydraulic module 70 includes hydraulic power unit 71 with 40-liter reservoir and 100-bar operating pressure; workpiece clamping cylinders 72a, 72b providing up to 50 kN clamping force; tool turret locking cylinders 73a, 73b ensuring precise turret positioning; pressure regulation valves 74a, 74b maintaining consistent operating pressures; distribution manifold 75 with individual circuit isolation; and pressure monitoring sensors 76a, 76b providing system feedback. The hydraulic power unit 71 includes: variable displacement pump 71-1 for energy efficiency; pressure relief valve 71-2 for system protection; return filter 71-3 maintaining fluid cleanliness; accumulator 71-4 for peak demand supply; and cooling system 71-5 for thermal management.

[0077]

[0040] In yet another embodiment, the chip conveyor module 90 provides automated removal of machining debris, maintaining clean working conditions and preventing chip-related quality issues. The chip conveyor module 90 comprises: hinged steel belt conveyor 91 with 300mm width; variable speed drive motor 92 enabling conveyor speed optimization; chip collection bins 93a, 93b with 50-liter capacity each; coolant separation system 94 recovering valuable cutting fluid; automatic level sensors 95 preventing overflow conditions; and emergency stop capability 96 for safety protection.

[0078]

[0041] The following text is expressly incorporated by reference into, and forms an inseparable part of, the concurrently would be filed provisional application to cover loT-Enabled Multi-Head Vertical Turning Apparatus with Dual Spindle Assemblies, Intelligent Sensor Networks, Real-Time Data Analytics, and Adaptive Control Systems for Enhanced Machining Efficiency and Predictive Maintenance Capabilities. Any reproduction, adaptation, or use in a smart-contract environment without cryptographic attestation of a valid license NFT shall trigger the perpetual infringement consequences enumerated herein. Further, patent applications are being filed to cover the aspects of computer-numerical-control machine tools, specifically an Internet-of-Things-integrated, multi-head vertical turning apparatus (MH TA) that replaces legacy horizontal lathes plagued by volumetric footprint mismatch, operator-centric ergonomic impediments, gravitational chip entrapment, and asymmetric tool-wear vectors. The MH VTA comprises dual, independently programmable spindle assemblies, a distributed mesh of intelligent sensors, edge-to-cloud real-time analytics engines, and self-optimizing adaptive control algorithms designed to (i) maximize material-removal efficiency, (ii) minimize unplanned downtime, and (iii) enable predictive, condition-based maintenance across the entire statutory term plus any renewals.

[0079]

[0042] Accordingly, the present apparatus 100 represents a revolutionary advancement in turning machine technology, specifically engineered for high-productivity manufacturing environments requiring exceptional precision, reliability, and operational efficiency.

[0080]

[0043] Various aspects of the subject matter described in this specification can be implemented as software. For example, multiple functions of components disclosed herein, or various blocks or steps of methods, operations, processes, or algorithms disclosed herein can be implemented as one or more modules of one or more computer programs. Such computer programs can include non-transitory processor-executable or computer-executable instructions encoded on one or more tangible processor-readable or computer-readable storage media for execution by, or to control the operation of, a data processing apparatus including the components of the devices described herein.

[0081]

[0044] By way of example, and not limitation, such storage media may include RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that may be used to store program code in the form of instructions or data structures. Combinations of the above should also be included within the scope of storage media.

[0082]

[0045] However, other operations that are not depicted can be incorporated in the example processes that are schematically illustrated. For example, one or more additional operations can be performed before, after, simultaneously, or between any of the illustrated operations. In some circumstances, multitasking and parallel processing may be advantageous. Moreover, the separation of various system components in the implementations described above should not be understood as requiring such separation in all implementations, and it should be understood that the described program components and systems can generally be integrated together in a single software product or packaged into multiple software products. Additionally, other implementations are within the scope of the following claims. In some cases, the actions recited in the claims can be performed in a different order and still achieve desirable results.

[0083]

[0046] The foregoing disclosure provides illustration and description but is not intended to be exhaustive or to limit the aspects to the precise form disclosed. Modifications and variations may be made in light of the above disclosure or may be acquired from practice of the aspects. While the aspects of the disclosure have been described in terms of various examples, any combination of aspects from any of the examples is also within the scope of the disclosure. The examples in this disclosure are provided for pedagogical purposes.

Claims

What is Claimed is,1. An apparatus (100) for simultaneous, high-rate machining of a plurality of workpieces with minimal vibration, wherein said apparatus comprising:• a base assembly component (10) configured to integrally support at least one dual spindle assemblies in a vertical orientation, thereby reducing floor-space footprint compared to horizontal lathes;• at least two drive motors (20a, 20b) mounted on said base assembly component (10) to independently rotate said plurality of workpieces up to 40 kg at high speeds;• at least two spindle assemblies (30a, 30b) vertically mounted on said base assembly (10) and driven by said at least drive motors (20a, 20b), each spindle assembly adapted to grip a workpiece via a chuck mechanism (33a, 33b) for precision turning operations; and• a protective guard assembly component (40) enclosing both spindle assemblies to comply with safety regulations, contain chips, and provide unobstructed operator access during setup and / or maintenance; wherein, said apparatus is a multi-head vertical turning apparatus where each spindle assembly (30a, 30b) rotates a workpiece about a vertical axis, simplifying loading / unloading via ergonomic vertical orientation.

2. The apparatus as claimed in claim 1, wherein said apparatus further comprising:• a common control system (50) configured and programmed with advanced algorithms to independently operate both spindle assemblies (30a, 30b)and their column units (36a, 36b), ensuring synchronized and precise machining via servo controllers (53a, 53b) and position feedback systems (54a, 54b);• a lubrication module (60) delivering consistent lubrication via distribution lines (63a, 63b) to both spindle assemblies simultaneously, reducing friction / wear and prolonging lifespan;• a hydraulic module (70) actuating hydraulic cylinders (72a, 72b) for secure workpiece clamping and tool turret locking cylinders (73a, 73b) for quick tool changes; and• a coolant module (80) circulating coolant fluid through delivery nozzles (83a, 83b) to dissipate heat during cutting, maintaining optimal temperatures for both spindle assemblies; and• a chip conveyor module (90) continuously extracts chips via a conveyor belt system (91), keeping the work area clean; wherein, said at least two spindle assemblies (30a, 30b) operate simultaneously or sequentially, maximizing throughput by eliminating idle time during workpiece transfers.

3. The apparatus (100) as claimed in Claim 2, wherein each spindle assembly (30a, 30b) further comprises:• a spindle housing (31a, 31b) rigidly mounted to minimize vibration;• a rotatable spindle (32a, 32b) driven by the drive motor (20a, 20b) to rotate workpieces at high speeds;• a chuck mechanism (33a, 33b) securely gripping workpieces (10-350 mm diameter, <250 mm length);• a spindle bearing system (34a, 34b) supporting radial / axial loads for precision machining; and• a spindle encoder (35a, 35b) providing real-time position feedback to the control system (50) for accuracy.

4. The apparatus (100) as claimed in Claim 2, wherein each column unit (36a, 36b) comprises:• a vertical column structure (37a, 37b) integrally supporting X / Z-axis slides;• an X-axis slide mechanism (38a, 38b) enabling radial tool movement for diameter machining;• a Z-axis slide mechanism (39a, 39b) enabling axial tool movement for length machining;• tool turret assemblies (41a, 41b) indexed via mechanisms (42a, 42b) for rapid tool changes; and• linear guide systems (43a, 43b) ensuring micron-level precision during tool positioning. wherein, each column unit (36a, 36b) further comprises:• a vertical column structure (37a, 37b);• an X-axis slide mechanism (38a, 38b) for radial tool movement;• a Z-axis slide mechanism (39a, 39b) for axial tool movement;• tool turret assemblies (41a, 41b); and• linear guide systems (43a, 43b) for precise tool positioning.

5. The apparatus (100) as claimed in Claim 1, wherein said protective guard assembly (40) comprises:• a main guard housing (44) enclosing both spindles to contain chips / coolant;• access doors (45a, 45b) with safety interlock switches (46a, 46b) to prevent operation when open;• viewing windows (47a, 47b) for operator visibility; and• chip containment features (48) directing debris to the conveyor (90).

6. The apparatus (100) as claimed in Claim 1, wherein said common control system (50) comprises:• a central processing unit (51) executing synchronized machining programs;• an operator interface panel (52) allowing program selection for each spindle;• servo controllers (53a, 53b) driving X / Z-axis motors for independent motion;• position feedback systems (54a, 54b) ensuring closed-loop accuracy;• safety monitoring circuits (55) halting operation on anomalies; and• program memory (56) storing multiple machining algorithms.

7. The apparatus (100) as claimed in Claim 1 , wherein said lubrication module (60) comprises:• a lubricant reservoir (61) supplying oil / grease;• a distribution pump (62) metering lubricant via flow control valves (64a, 64b);• distribution lines (63a, 63b) routing lubricant to bearings / guides;• a filtration system (65) removing contaminants; and• level monitoring sensors (66) alerting operators for refill.

8. The apparatus (100) as claimed in Claim 1, wherein the hydraulic module (70) comprises:• a hydraulic power unit (71) generating clamping / locking force;• hydraulic cylinders (72a, 72b) securely clamping workpieces <100 kg;• tool turret locking cylinders (73a, 73b) ensuring rigidity during cutting;• pressure regulation valves (74a, 74b) maintaining consistent force;• a hydraulic distribution manifold (75) routing fluid to actuators; and• pressure monitoring sensors (76a, 76b) detecting leaks / drops.

9. The apparatus (100) as claimed in Claim 1, wherein the coolant module (80) comprises:• a coolant reservoir (81) storing coolant fluid;• a coolant pump (82) circulating fluid to nozzles (83a, 83b);• a return filtration system (84) removing chips / contaminants;• a temperature control system (85) maintaining optimal coolant temperature; and• flow control valves (86a, 86b) regulating coolant delivery.

10. The apparatus (100) as claimed in Claim 1 , wherein the chip conveyor module (90) comprises:• a conveyor belt system (91) transporting chips to collection containers (93a, 93b);• a drive mechanism (92) powering continuous chip removal;• a coolant separation system (94) recycling coolant from chips; and• an automatic discharge system (95) emptying containers without downtime.

11. The apparatus (100) as claimed in Claim 1 , wherein each spindle assembly (30a, 30b) includes separate tool turrets (41a, 41 b) with tool turret indexing mechanisms (42a, 42b) enabling individual tool changes for customized machining sequences.

12. A method of operating a turning apparatus (100) comprising the steps of:• loading a workpiece component onto a first spindle assembly (30a);• selecting said first spindle assembly (30a) using an operator interface panel (52);• selecting an appropriate machining algorithm for operating said first spindle assembly (30a);• initiating a machining cycle on said first spindle assembly (30a);• upon completion of machining on said first spindle assembly (30a), transferring said workpiece component to a second spindle assembly (30b); and• performing additional machining operations on said second spindle assembly (30b). wherein, said turning apparatus (100) is a multi-head vertical and further step comprises simultaneously loading a new workpiece component onto said first spindle assembly (30a) while machining operations are performed on said second spindle assembly (30b).

13. The method as claimed in claim 12, further comprising the steps of:• activating a lubrication module (60) to provide continuous lubrication to both spindle assemblies (30a, 30b);• operating a coolant module (80) to provide thermal management during machining; and• engaging a hydraulic module (70) for secure workpiece clamping.

15. The method as claimed in claim 12, wherein said step of selecting an appropriate machining algorithm comprises accessing program memory (56) through said operator interface panel (52) and selecting pre-programmed machining sequences.

16. A method of manufacturing components using a multi-head vertical turning apparatus (100) comprising the steps of:• simultaneously loading workpiece components onto both spindle assemblies (30a, 30b);• selecting respective machining programs for each spindle assembly (30a, 30b);• initiating synchronized machining cycles on both spindle assemblies (30a, 30b);• monitoring machining progress through an operator interface panel (52); and• automatically managing coolant flow, lubrication, and chip removal during operations.

17. The method as claimed in claim 16, further comprising the step of coordinating tool turret operations (41a, 41b) independently for each spindle assembly (30a, 30b) to optimize machining sequences.

18. The method as claimed in claim 16, wherein said step of monitoring machining progress includes receiving feedback from position feedback systems (54a, 54b) and spindle encoders (35a, 35b).

19. A method of configuring a multi-head vertical turning apparatus (100) comprising the steps of:• integrating dual spindle assemblies (30a, 30b) into a single base assembly (10);• connecting a common control system (50) to operate both spindle assemblies independently;• installing shared service modules including a lubrication module (60), coolant module (80), and hydraulic module (70);• calibrating position feedback systems (54a, 54b) for precise tool positioning; and• programming machining algorithms into program memory (56).

20. The method as claimed in claim 19, further comprising the steps of:• installing safety systems including protective guard assembly (40) with safety interlock switches (46a, 46b);• configuring automatic chip removal through chip conveyor module (90); and• establishing communication protocols between servo controllers (53a, 53b) and central processing unit (51) for coordinated operations.

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