Instantaneous price quotation system for custom manufactured parts

• US 7,305,367 B1
• Filed: 12/13/2000
• Issued: 12/04/2007
• Est. Priority Date: 12/13/2000
• Status: Expired due to Term

• Current Assignee: 3D Systems, Inc. (3D Systems Corporation)
• Original Assignee: Quickparts.Com, Inc.
• Inventors: Maurice, Michael D., Hollis, Ronald L.
• Primary Examiner(s): Dixon; Thomas A.
• Assistant Examiner(s): NELSON, FREDA ANN
• Application Number:
  US09/736,555
• Time in Patent Office: 2,547 Days
• Field of Search: 705/1, 705/26, 705/27, 705/400, 705/29, 705/7, 703/6, 703/9, 703/21, 707/104.1, 707/101, 707/2, 700/96, 700/157
• US Class Current: 705/400
• CPC Class Codes: B33Y 50/00 Data acquisition or data processing for additive manufacturing
• CPC Class Codes: B33Y 80/00 Products made by additive manufacturing
• CPC Class Codes: G06Q 30/0283 Price estimation or determination
• CPC Class Codes: G06Q 30/08 Auctions
• CPC Class Codes: Y10S 707/99932 Access augmentation or optimizing

Abstract

An automated quotation system is provided for generating firm binding price quotations for custom manufactured parts in either an online or offline context.

Claims

1. A method of providing a firm price quotation for a custom manufactured part, comprising:

(a) receiving access on a server computer system from a customer computer over a global communication network;

(b) uploading from the customer computer to the server computer system a pre-existing computer aided design (CAD) file describing a three-dimensional custom manufactured part originated by a customer;

(c) analyzing the pre-existing CAD file on the server computer system to determine one or more manufacturing criteria for the custom manufactured part;

(d) calculating in the server computer system a firm price quotation for the custom manufactured part based upon the one or more manufacturing criteria; and

(e) transmitting the price quotation to the customer computer over the global communication network.

2. The method of claim 1, wherein:

step (d) is performed substantially instantly with a pre-programmed pricing formula.

3. The method of claim 1, further comprising:

prior to step (d), receiving on the server computer system a selection from the customer computer of one of a plurality of available manufacturing processes; and

wherein step (d) includes calculating the price quotation for the selected manufacturing process.

4. The method of claim 3, wherein:

the manufacturing process is an additive manufacturing process.

5. The method of claim 4, wherein:

the additive manufacturing process is a stereo lithography process.

6. The method of claim 4, wherein:

the additive manufacturing process is a selective laser sintering process.

7. The method of claim 4, wherein:

the additive manufacturing process is a fused deposition modeling process.

8. The method of claim 3, wherein:

the manufacturing process is a formative manufacturing process.

9. The method of claim 8, wherein:

the one or more manufacturing criteria includes volume of the part.

10. The method of claim 3, wherein:

the manufacturing process includes the molding of parts from soft rubber tooling created using a pattern manufactured by an additive manufacturing process; and

step (d) is performed with a pre-programmed pricing formula which includes a pattern part pricing formula, a tooling pricing formula, and a molded part pricing formula.

11. The method of claim 3, wherein:

the manufacturing process includes injection molding of the parts from thermoplastic material using molds; and

step (d) is performed with a pre-programmed pricing formula which includes a tooling pricing formula and a molded part pricing formula.

12. The method of claim 1, wherein:

in step (c), the one or more manufacturing criteria includes volume of the part.

13. The method of claim 12, wherein:

in step (c), the one or more manufacturing criteria includes the geometric extent of the part along multiple axes.

14. The method of claim 13, wherein:

in step (c), the one or more manufacturing criteria includes surface area of the part.

15. The method of claim 1, wherein:

in step (c), the one or more manufacturing criteria includes the geometric extent of the part along multiple axes.

16. The method of claim 1, wherein:

in step (c), the one or more manufacturing criteria includes surface area of the part.

17. The method of claim 1, further comprising:

prior to step (d), selecting one of a plurality of available materials; and

wherein step (d) includes calculating the price quotation for the selected material.

18. The method of claim 1, further comprising:

prior to step (d), receiving on the server computer system a selection from the customer computer of one of a plurality of available surface finishes;

wherein in step (c), the one or more manufacturing criteria includes surface area of the part; and

wherein in step (d), the price quotation is dependent upon the selected surface finish and the surface area.

19. The method of claim 1, further comprising:

receiving on the server computer system from the customer computer an order to purchase the custom manufactured part online based upon the price quotation.

20. The method of claim 1, further comprising:

prior to step (d), receiving on the server computer system a selection from the customer computer of a quantity of the part greater than one; and

wherein step (d) includes calculating the price quotation for the selected quantity, wherein the quantity price per unit is less than the price for a single unit.

21. The method of claim 1, being further characterized as a method for providing a firm price quotation for a buildset including a plurality of custom manufactured parts, comprising:

determining a platform area required by each part of the buildset and determining a total platform area required by the buildset;

comparing the total platform area required by the buildset to an available platform area of a manufacturing machine to determine whether the entire buildset will fit on the platform;

if the entire buildset will not fit on the platform, dividing the buildset into a plurality of subsets small enough for each subset to fit on the platform; and

wherein step (d) further includes calculating a firm price quotation for each subset, and summing the subset price quotations to provide a firm price quotation for the entire buildset.

22. The method of claim 21, wherein the dividing step includes:

ordering the parts from largest to least required platform area; and

selecting the largest parts sequentially to make-up the subsets.

23. The method of claim 1, wherein in step (b) the CAD file is an STL file.

24. The method of claim 1, being further characterized as a method for providing a firm price quotation for a buildset including a plurality of custom manufactured parts, wherein:

step (c) includes;

determining X, Y and Z components for a rectangular box space enclosing each part; and

optimizing an arrangement of the parts of the buildset within an available volume of a selected manufacturing machine to minimize an overall height of the buildset within the manufacturing machine, the overall height of the buildset being one of the one or more manufacturing criteria; and

step (d) includes calculating a firm price quotation for the entire buildset based at least in part upon the overall height of the buildset.

25. The method of claim 1, wherein the one or more manufacturing criteria further includes identification of three-dimensional geometric features relevant to a difficulty of the manufacturing process.

26. The method of claim 25, wherein the three-dimensional geometric features include at least one feature selected from the group consisting of parting lines, undercuts, pockets, protrusions, wall thickness, surface features and solid features.

27. A program stored in a computer readable media for generating binding price quotations for custom manufactured parts comprising:

a CAD file analysis program portion for receiving a pre-existing CAD file describing one or more three-dimensional custom manufactured parts originated by a customer, said pre-existing CAD file being constructed independently of the program, and for analyzing the pre-existing CAD file to determine one or more manufacturing criteria corresponding to each three-dimensional custom manufactured part; and

a price generation program portion for generating a binding price quotation based upon the one or more manufacturing criteria when executed by a processor.

28. The program of claim 27, wherein the CAD files are in STL format.

29. The program of claim 27, further comprising:

a feature selection program portion for receiving a customer selection of one or more features for the parts being quoted.

30. The program of claim 29, wherein the one or more features include:

material;

manufacturing process; and

surface finish.

31. The program of claim 29, wherein:

the feature selection program portion receives a customer selection of one of a plurality of manufacturing processes to be used to manufacture the parts.

32. The program of claim 31, wherein the plurality of manufacturing processes includes:

stereo lithography;

selective laser sintering; and

fused deposition modeling.

33. The program of claim 31, wherein the plurality of manufacturing processes include:

at least one additive manufacturing process; and

at least one formative manufacturing process.

34. The program of claim 27, wherein the one or more manufacturing criteria include:

volume of each part;

geometric extents of each part along multiple axes; and

surface area of each part.

35. The program of claim 34, wherein the one or more manufacturing criteria further includes identification of three-dimensional geometric features relevant to a difficulty of a manufacturing process.

36. The program of claim 35 wherein the three-dimensional geometric features include at least one feature selected from the group consisting of parting lines, undercuts, pockets, protrusion, wall thickness, surface features and solid features.

37. The program of claim 27, further comprising:

an order generation program portion for assembling all electronic files corresponding to a price quotation into a single directory for transmission to a supplier responsible for the quotation.

38. The program of claim 27, further comprising:

a buildset grouping program portion for grouping a plurality of parts making up a buildset into a plurality of subsets of parts, each subset being of a size that will fit upon an available platform area of a selected manufacturing machine.

39. The program of claim 38, wherein:

the price generation program portion calculates a price quotation for each subset, and sums the subset price quotations to generate a binding price quotation for the entire buildset.

40. The program of claim 38, wherein:

the buildset grouping program portion determines a platform area required by each part, orders the parts from largest to least required platform area, and selects the largest parts sequentially to make-up the subsets.

41. The program of claim 27, further comprising:

a buildset grouping program portion for grouping a plurality of parts making up the buildset into a plurality of subsets of parts, each subset being of a size that will fit into an available volume of a selected manufacturing machine.

42. The program of claim 27, further comprising:

a buildset grouping program portion for determining X, Y and Z components for a rectangular box space enclosing each part of a plurality of parts making up a buildset and for then optimizing an arrangement of the parts within the available volume to minimize an overall height of the buildset within the manufacturing machine; and

wherein the price generation program portion includes overall height of the buildset as one of the one or more manufacturing criteria.

43. A method of providing a firm price quotation for a custom manufactured part, comprising:

(a) loading onto a computer system a pre-existing computer aided design (CAD) file describing a three-dimensional custom manufactured part of shape originated by a customer;

(b) analyzing the pre-existing CAD file on the computer system without human intervention to determine one or more manufacturing criteria for the three-dimensional custom manufactured part;

(c) calculating in the computer system without human intervention a firm price quotation for the three-dimensional custom manufactured part based upon the one or more manufacturing criteria; and

(d) displaying the price quotation.

44. The method of claim 43, wherein:

step (c) is performed substantially instantly with a pre-programmed pricing formula.

45. The method of claim 43, further comprising:

prior to step (c) receiving from a user a selection of one of a plurality of available manufacturing processes; and

wherein step (c) includes calculating the price quotation for the selected manufacturing process.

46. The method of claim 43, wherein:

in step (b), the one or more manufacturing criteria includes volume of the part.

47. The method of claim 43, wherein:

in step (b), the one or more manufacturing criteria includes the geometric extent of the part along multiple axes.

48. The method of claim 43, wherein:

in step (b), the one or more manufacturing criteria includes surface area of the part.

49. The method of claim 43, further comprising:

prior to step (c), selecting one of a plurality of available materials; and

wherein step (c) includes calculating the price quotation for the selected material.

50. The method of claim 43, further comprising:

prior to step (c), receiving from a customer a selection of one of a plurality of available surface finishes;

wherein in step (b), the one or more manufacturing criteria includes surface area of the part; and

wherein in step (c), the price quotation is dependent upon the selected surface finish and the surface area.

51. The method of claim 43, further comprising:

prior to step (c), receiving on the computer system a selection by a customer of a quantity of the part greater than one; and

wherein step (c) includes calculating the price quotation for the selected quantity, wherein the quantity price per unit is less than the price for a single unit.

52. The method of claim 43, being further characterized as a method for providing a firm price quotation for a buildset including a plurality of custom manufactured parts, comprising:

determining a platform area required by each part of the buildset and determining a total platform area required by the buildset;

comparing the total platform area required by the buildset to an available platform area of a manufacturing machine to determine whether the entire buildset will fit on the platform;

if the entire buildset will not fit on the platform, dividing the buildset into a plurality of subsets small enough for each subset to fit on the platform;

wherein step (c) further includes calculating a firm price quotation for each subset, and summing the subset price quotations to provide a firm price quotation for the entire buildset.

53. The method of claim 52, wherein the dividing step includes:

ordering the parts from largest to least required platform area; and

selecting the largest parts sequentially to make-up the subsets.

54. The method of claim 43, being further characterized as a method for providing a firm price quotation for a buildset including a plurality of custom manufactured parts, wherein:

step (b) includes;

determining X, Y and Z components for a rectangular box space enclosing each part; and

optimizing an arrangement of the parts of the buildset within an available volume of a selected manufacturing machine to minimize an overall height of the buildset within the manufacturing machine, the overall height of the buildset being one of the one or more manufacturing criteria; and

step (c) includes calculating a firm price quotation for the entire buildset based at least in part upon the overall height of the buildset.

55. The method of claim 43, wherein the one or more manufacturing criteria further includes identification of three-dimensional geometric features relevant to a difficulty of the manufacturing process.

56. The method of claim 55, wherein the three-dimensional geometric features include at least one feature selected from the group consisting of parting lines, undercuts, pockets, protrusions, wall thickness, surface features and solid features.

57. The method of claim 43, wherein:

the computer system includes both a customer computer and a server computer.

58. The method of claim 57, wherein:

the customer computer and the server computer communicate with each other over a global communication network.

59. The method of claim 43, wherein:

the computer system includes one and only one computer.

60. A method of providing a firm price quotation for a custom manufactured part, comprising:

(a) receiving access on a server computer from a customer computer over a global communication network;

(b) loading onto one of the customer computer and the server computer a pre-existing computer aided design (CAD) file describing a three-dimensional custom manufactured part, said pre-existing CAD file being created by a customer prior to accessing the server computer;

(c) analyzing the CAD file on said one computer to determine one or more manufacturing criteria for the three-dimensional custom manufactured part;

(d) calculating in the server computer a firm price quotation for the three-dimensional custom manufactured part based upon the one or more manufacturing criteria; and

(e) transmitting the price quotation to the customer computer over the global communication network.

61. A method of providing a firm price quotation for a custom manufactured part, comprising:

(a) receiving access on a server computer system from a customer computer over a global communication network;

(b) uploading from the customer computer to the server computer system a pre-existing three-dimensional computer aided design (CAD) file describing a three-dimensional custom manufactured part, said pre-existing three-dimensional CAD file being created by a customer prior to accessing the server computer system;

(c) analyzing the CAD file on the server computer system to determine one or more manufacturing criteria for the three-dimensional custom manufactured part; and

(d) calculating in the server computer system a firm price quotation for the three-dimensional custom manufactured part based upon the one or more manufacturing criteria.

62. A method of providing a firm price quotation for a custom manufactured part, comprising:

(a) loading onto a computer a pre-existing computer aided design (CAD) file describing a three-dimensional custom manufactured part, said pre-existing CAD file being independently constructed by a customer free of any design restraints imposed by the computer;

(b) analyzing the pre-existing CAD file on the computer to determine one or more manufacturing criteria for the three-dimensional custom manufactured part; and

(c) calculating a firm price quotation for the three-dimensional custom manufactured part based upon the one or more manufacturing criteria.

63. A method of providing a firm price quotation for a custom manufactured part to be manufactured by injection molding of thermoplastic material, comprising:

(a) receiving access on a server computer system from a customer computer over a global communication network;

(b) uploading from the customer computer to the server computer system a pre-existing computer aided design (CAD) file describing a three-dimensional custom manufactured part originated by a customer;

(c) analyzing the CAD file on the server computer system to determine one or more manufacturing criteria for the three-dimensional custom manufactured part; and

(d) calculating a firm price quotation for the three-dimensional custom manufactured part based upon the one or more manufacturing criteria, said quotation being based upon both tooling pricing and molded part pricing.