A deployable manufacturing center (DMC) system includes a foundry module containing a metallurgical system configured to convert a raw material into an alloy powder, and an additive manufacturing (AM) module containing an additive manufacturing system configured to form the alloy powder into metal parts. The deployable manufacturing center (DMC) system can also include a machining module containing a machining system configured to machine the metal parts into machined metal parts, and a quality conformance (QC) module containing an inspection and evaluation system configured to inspect and evaluate the metal parts. A process for manufacturing metal parts includes the steps of providing the deployable manufacturing center (DMC) system; deploying the (DMC) system to a desired location; forming an alloy powder from a raw material using the deployable foundry module; and then forming the metal parts from the alloy powder using the additive manufacturing (AM) module.

A deployable manufacturing center (DMC) system includes a foundry module containing a metallurgical system configured to convert a raw material into an alloy powder, and an additive manufacturing (AM) module containing an additive manufacturing system configured to form the alloy powder into metal parts. The deployable manufacturing center (DMC) system can also include a machining module containing a machining system configured to machine the metal parts into machined metal parts, and a quality conformance (QC) module containing an inspection and evaluation system configured to inspect and evaluate the metal parts. A process for manufacturing metal parts includes the steps of providing the deployable manufacturing center (DMC) system; deploying the (DMC) system to a desired location; forming an alloy powder from a raw material using the deployable foundry module; and then forming the metal parts from the alloy powder using the additive manufacturing (AM) module.

A manufacturing machine is capable of subtractive manufacturing and additive manufacturing for a workpiece. The manufacturing machine includes: a first headstock and a second headstock disposed in a machining area and configured to hold a workpiece; a tool spindle and a lower tool rest disposed in the machining area and configured to hold a tool to be used for subtractive manufacturing for the workpiece; an additive manufacturing head configured to discharge a material during additive manufacturing for the workpiece; a workpiece gripper configured to grip the workpiece during transportation of the workpiece into and out of the machining area; and a robot arm on which the additive manufacturing head and the workpiece gripper are mountable. Accordingly, the manufacturing machine improving the productivity in the simple and easy manner is provided.

A lens module, comprising a first lens, a second lens and a third lens sequentially and coaxially arranged in the transmission direction of incident light. The first lens is a biconcave lens, the second lens is a meniscus lens, and the third lens is a biconvex lens. The first lens comprises a first curved surface and a second curved surface. The second lens comprises a third curved surface and a fourth curved surface. The third lens comprises a fifth curved surface and a sixth curved surface. The first to the sixth curved surfaces are sequentially arranged in the transmission of the incident light, and the curvature radii of the first to the sixth curved surfaces are sequentially −37±5%, 400±5%, −130±5%, −60±5%, 360±5%, and −68±5%, in a unit of millimeter. Due to the arrangement and parameter design of the first to the third lenses of the lens module, the 3D printer can achieve high machining precision. The present invention also provides a 3D printer and a 3D printing method thereof.

A lens module, comprising a first lens, a second lens and a third lens sequentially and coaxially arranged in the transmission direction of incident light. The first lens is a biconcave lens, the second lens is a meniscus lens, and the third lens is a biconvex lens. The first lens comprises a first curved surface and a second curved surface. The second lens comprises a third curved surface and a fourth curved surface. The third lens comprises a fifth curved surface and a sixth curved surface. The first to the sixth curved surfaces are sequentially arranged in the transmission of the incident light, and the curvature radii of the first to the sixth curved surfaces are sequentially −37±5%, 400±5%, −130±5%, −60±5%, 360±5%, and −68±5%, in a unit of millimeter. Due to the arrangement and parameter design of the first to the third lenses of the lens module, the 3D printer can achieve high machining precision. The present invention also provides a 3D printer and a 3D printing method thereof.

A camshaft adjuster is produced that includes a stator and a rotor, which is rotatable relative to the stator, wherein the stator and the rotor are produced with first planar surfaces on a first end face and with second planar surfaces on a second end face, which is formed to be opposite the first end face when viewed in an axial direction; wherein the rotor and/or the stator is produced according to a powder-metallurgical method, wherein the first planar surfaces or the second planar surfaces of the stator and the rotor are ground or finished, and the respective other planar surfaces of the first and second planar surfaces of the stator and the rotor are calibrated and left unground.

A camshaft adjuster is produced that includes a stator and a rotor, which is rotatable relative to the stator, wherein the stator and the rotor are produced with first planar surfaces on a first end face and with second planar surfaces on a second end face, which is formed to be opposite the first end face when viewed in an axial direction; wherein the rotor and/or the stator is produced according to a powder-metallurgical method, wherein the first planar surfaces or the second planar surfaces of the stator and the rotor are ground or finished, and the respective other planar surfaces of the first and second planar surfaces of the stator and the rotor are calibrated and left unground.

A camshaft adjuster is produced that includes a stator and a rotor, which is rotatable relative to the stator, wherein the stator and the rotor are produced with first planar surfaces on a first end face and with second planar surfaces on a second end face, which is formed to be opposite the first end face when viewed in an axial direction and wherein the rotor and/or the stator is or are produced according to a powder-metallurgical method, The first planar surfaces and the second planar surfaces of the stator and the rotor are ground or finished, and the lateral surface of the stator and the lateral surface of the rotor are left uncalibrated.

A camshaft adjuster is produced that includes a stator and a rotor, which is rotatable relative to the stator, wherein the stator and the rotor are produced with first planar surfaces on a first end face and with second planar surfaces on a second end face, which is formed to be opposite the first end face when viewed in an axial direction and wherein the rotor and/or the stator is or are produced according to a powder-metallurgical method, The first planar surfaces and the second planar surfaces of the stator and the rotor are ground or finished, and the lateral surface of the stator and the lateral surface of the rotor are left uncalibrated.

Raw material powder containing metal powder as a main component is molded to form a metal powder molded body (3′), and the metal powder molded body (3′) is sintered to form a metal substrate (3). Further, a lubricating member (4) is made of an aggregate of graphite particles (13), and at least a part of a bearing surface (11) is formed of the fabricating member (4). The lubricating member (4) is fitted into the metal powder molded body (3′). After that, the metal powder molded body (3′) is sintered, and at this time, the lubricating member (4) is fixed onto the metal substrate (3) with a contraction force (F) generated in the metal powder molded body (3′).