18 results about "Intermediate form" patented technology

The gist of the present disclosure is as follows. (1) A press-formed article manufacturing method for manufacturing a press-formed article by press-forming a metal plate, wherein a vertical wall portion of the press-molded article has a curved portion that is curved in an arc shape in a plate thickness direction or a plate surface direction, and one end of the vertical wall portion in the vertical direction is connected to a top plate portion of the press-molded article via a bent portion, the press-formed article manufacturing method being characterized by including: a step in which, during forming of the vertical wall portion, a flange portion is formed at the other end, in the vertical direction, of the vertical wall portion, and an intermediate formed article is formed by forming a minor angle between the top plate portion and the vertical wall portion to be smaller than the minor angle between the top plate portion and the vertical wall portion in the final shape of the press-formed article, in at least a portion of the vertical wall portion in the longitudinal direction thereof; and a step in which the vertical wall portion of the intermediate formed article is re-formed.

A method for manufacturing a press-formed product that suppresses springback of a press-formed product having a U-shaped or hat-shaped cross-sectional shape including a curved portion curved along the longitudinal direction and linear portions extending linearly from both longitudinal ends thereof, and an intermediate formed product are provided. 【Solution means】The method for manufacturing a press-formed product according to the present invention includes a step of press-forming an intermediate formed product 10 and a step of press-forming the intermediate formed product 10 into a press-formed product 20 having a target shape. The intermediate formed product 10 has an intermediate curved portion 10A corresponding to the curved portion 20A of the target shape, and a creep section 10B1 and an intermediate linear portion 10B2 corresponding to the linear portion 20B of the target shape. The bending ridge line 13a in the intermediate curved portion 10A is at the same position as or inside the width direction of the bending ridge line 23 of the curved portion 20A of the target shape, and the bending ridge line 13b2 in the intermediate linear portion 10B2 is located outside the width direction of the bending ridge line 23 of the linear portion 20B of the target shape via the bending ridge line 13b1 of the creep section 10B1.

A method for manufacturing a formed product includes: (i) bending a plate-shaped workpiece, which extends in a length direction of the formed product and has at least one through part formed therethrough, by roll forming to form at least one ridge part on the workpiece such that the at least one ridge part overlaps the at least one through part; (ii) cutting the workpiece, which has the at least one ridge part formed thereon, along a cutting plane intersecting the length direction through the at least one through part, thereby obtaining an intermediate formed product having a main body part and at least one end piece part facing the at least one through part from a direction perpendicular to the length direction; and (iii) bending the at least one end piece part to form at least one flange part on the intermediate formed product, thereby obtaining the formed product.

The purpose of the invention is to provide a highly versatile panel member that can be reduced in weight and improved in mechanical strength, and can be used for various applications.　A panel member (100) comprises: a first skin member (1) and a second skin member (2) that are sheet-like and include a thermoplastic resin; and an intermediate member (3) that includes continuous fibers and is disposed between the first skin member (1) and the second skin member (2). The intermediate member (3) has intermediate forming members (M1, M2, M3). The intermediate forming members (M1, M2, M3) respectively include: first portions (M11, M23, M33) joined to the first skin member (1); second portions (M13, M21, M31, M35) joined to the second skin member (2); and third portions (M12, M22, M24, M32, M34) connecting the first portions (M11, M23, M33) and the second portions (M13, M21, M31, M35).

The present invention is a method for forming a fibrous molded article, the method comprising: providing an aqueous slurry comprising a plurality of fibers; providing the slurry into a dewatering chamber to remove at least some of an amount of water from the slurry to obtain an intermediate form; removing the fibrous intermediate form from the dewatering chamber and placing the fibrous intermediate form in a press having a first mold portion and a second mold portion, where at least one of the first mold portion or the second mold portion includes a profile; applying at least one of heat and pressure to the press such that at least fiber-to-fiber binding or fiber chemical crosslinking occurs; and removing the three-dimensional solid fibrous molded part from the press.

The invention relates to a method for processing an intermediate form of a component for a particle beam device. For example, the particle beam device is configured as an electron beam device and / or as an ion beam device. The invention further relates to a computer program and a sealing device for carrying out the method. The method comprises adding a liquid to a liquid-soluble plastic to modify the plastic such that it becomes rubber-like and sealing, applying the plastic to a surface of the intermediate form such that the plastic adheres to the surface in a sealing manner, applying an adhesive to the intermediate form, and adding the liquid to the plastic again, so that the plastic is dissolved.

This press-molded article manufacturing method manufactures a press-molded article (100) having a target shape having a top plate portion (101) and a vertical wall portion (105) continuous from the top plate portion (101) via a ridge line portion (103), and in a cross-section orthogonal to the ridge line portion, a recessed stepped portion (109) is formed in the top plate portion (101) along the direction in which the ridge line portion (103) extends. The method for manufacturing a press-molded article includes: a first molding step in which a slab (110) is press-molded into an intermediate molded article (120) having an intermediate top plate section (121) and intermediate vertical wall sections (125) continuous from the intermediate top plate section (121) via intermediate ridge sections (123); and a second molding step for forming a concave step section (109) on the intermediate top plate section (121) of the intermediate molded article (120) to press-mold a press-molded article (100) having a target shape.

A manufacturing method of a press formed part 1 according to the present invention is a manufacturing method of a press formed part 1 including a main body portion 11, which has a top plate portion 5 and vertical wall portions 7 formed via ridge portions 9, and an outward flange portion 3 formed continuously with the top plate portion 5, the ridge portions 9, and the vertical wall portions 7 at an end portion of the main body portion 11, the method including: an intermediate forming step of forming an intermediate formed part 24 that has the top plate portion 5 and the vertical wall portions 7 formed via the ridge portions 9 and has a step-shaped portion 27 at a root portion of an outward flange corresponding portion 25 in such a manner that the outward flange corresponding portion 25 bulges outward; and a target shape forming step of forming the outward flange portion 3 by bending and raising the outward flange corresponding portion 25 of the intermediate formed part 24 outward, and forming a target shape.

An apparatus and method for forming three-dimensional articles is provided. [Solution] The present invention is a method for forming a fibrous molded article, the method including providing an aqueous slurry containing a plurality of fibers; providing the slurry in a dewatering chamber to remove at least a portion of a quantity of water from the slurry and achieve an intermediate form; removing the fibrous intermediate form from the dewatering chamber and placing the fibrous intermediate form in a press having a first mold portion and a second mold portion, at least one of the first or second mold portions including undulations; applying at least one of heat and pressure to the press so as to cause at least interfiber bonding or chemical crosslinking of the fibers; and removing the three-dimensional solid fibrous molded part from the press.

A method of manufacturing a press-formed part 1 including at least a top portion 3 having a concave curved portion in a side view and a side wall portion 7 continuous from the top portion 3 via a punch shoulder R portion 5 according to the present invention includes: a first forming step of press-forming an intermediate forming part 19 including an intermediate top portion 21 curved in the same direction as the top portion 3, a step-shaped portion 17 formed of a step which is continuous with a ridge line portion 23 formed at a portion corresponding to the punch shoulder R portion 5, and an outer surface portion 25 that extends outward continuously from the step-shaped portion 17 and curves in the same direction as the intermediate top portion 21; and a second forming step of press-forming the intermediate forming part 19 into the press-formed part 1.

A press forming method is through a draw forming step and a trimming forming step, and a formed product is a hat-shaped formed product including a top surface portion, an outer corner portion, a vertical wall portion, an inner corner portion, and a flange portion. In the draw forming step, an intermediate formed product (8) including a convex portion (81) corresponding to the outer corner portion and a concave portion (83) corresponding to the inner corner portion is formed. The curvature radii of the convex portion (81) and the concave portion (83) are made larger than those of the outer corner portion and the inner corner portion, and the cross-sectional shape of the convex portion (81) is made more bulged toward the top surface portion side along a press direction F than that of the outer corner portion. In the trimming forming step, by pressing a position inside the intermediate formed product (8) more than the convex portion (81) and a position outside more than the concave portion (83), material outflow from the inside to the outside and material inflow from the outside to the inside are suppressed, and at the same time, the convex portion (81) is pressed toward the concave portion (83) side along the press direction F, whereby the outer corner portion and the inner corner portion are formed.

This method for manufacturing a press-molded article (1) is a method for manufacturing a press-molded article (1) having at least a top plate section (3) having a concave curved section in a side view and a vertical wall section (7) that is continuous from the top plate section (3) via a punch shoulder R section (5), the method comprising a first molding step and a second molding step, in the first molding step, an intermediate molded article (19) is press-molded, the intermediate molded article (19) having: an intermediate top plate section (21) bent in the same direction as the top plate section (3); and a step-shaped section (17) comprising a step formed continuously with a ridge section (23) formed at a location corresponding to the punch shoulder R section (5), the step-shaped section (17) comprising a step formed continuously with the ridge section (23). And an outer surface section (25) which is continuous with the stepped section (17), extends and protrudes outward, and is bent in the same direction as the intermediate top plate section (21), and in the second molding step, the intermediate molded article (19) is press-molded into a press-molded article (1).

A manufacturing method of a press formed part, the press formed part including at least a main body portion, which has a top plate portion and vertical wall portions formed via ridge portions, and an outward flange portion formed continuously with the top plate portion, the ridge portions, and the vertical wall portions at an end portion of the main body portion, the method includes: an intermediate forming step of forming an intermediate formed part having the top plate portion and the vertical wall portions formed via the ridge portions, and including a step-shaped portion bulging outward at a root portion of an outward flange corresponding portion which is to be formed into the outward flange portion; and a target shape forming step of forming the outward flange portion by bending and raising the outward flange corresponding portion of the intermediate formed part outward, and acquiring a target shape.

A method of manufacturing a formed sheet metal structure having a final formed sheet metal shape includes the steps: providing a sheet metal workpiece A; plastically deforming the workpiece to provide an intermediate formed sheet metal shape B. The intermediate shape comprises a first pattern of at least three creases C1, C3, C4, that meet at a first non-developable vertex NDV1, C, and a second pattern of at least three creases C2, C5, C6, that meet at a second non-developable vertex NDV2. Then bending the workpiece to carry out one or more of: (i) moving one or more of the creases within the workpiece; (ii) removing one or more of the creases; (iii) adding one or more further crease that meets other creases at the first and / or second non-developable vertex. In this way, the geometry of the first and / or second non-developable vertex is changed to provide the final formed sheet metal shape for the formed sheet structure. The plastic deformation may use a main anvil tool, a main forming tool, an auxiliary anvil tool, and an auxiliary forming tool (Figure 3A). The auxiliary tools may carry out shear material transfer in the workpiece to get the NDV1 and NDV2. [Figure 15]

To provide a forging molding device capable of extending the die life of a molding die.SOLUTION: A forging molding device K comprises a molding die S for performing forging molding on a material M and a punch P that pushes the material M toward the molding die S disposed on the front side in a molding direction. The molding die S molds an outer surface of the material M by a branch flow of material flow occurring in the material M during forging molding along a direction orthogonal to the molding direction, with respect to the material M having an outer dimension smaller than an outer dimension of a product W after forging molding, and includes a first molding die S1 that molds an intermediate molded body having an intermediate shape from the material M, and a second molding die S2 that molds a product W being a final molded body having a final shape whose outer dimension is smaller than the outer dimension of the intermediate shape from the intermediate molded body.SELECTED DRAWING: Figure 1