1396 results about "Shape design" patented technology

The invention belongs to the field of vehicle industry design, and discloses an electric bicycle form design method and system, electronic equipment and a storage medium, and the method comprises the steps: mining user emotion vocabularies through online comments, constructing an emotion lexicon in combination with an improved word frequency-inverse document frequency algorithm and a D-S evidence theory, and screening out key perceptual vocabularies; constructing a convolutional long-short-term memory neural network model optimized by a snake swarm algorithm to realize a mapping model between customer sensibility and product morphological characteristics; carrying out subjective and objective comprehensive evaluation on the design scheme in combination with an eye movement experiment and subjective evaluation so as to screen out an optimal design scheme; an optimal scheme is selected and input into a generative AI platform for multi-angle visual rendering, ergonomic modeling and aerodynamics simulation are assisted, and the structural feasibility and performance are verified. The method provides systematic technical support for emotional value improvement and design optimization of industrial products.

The invention is suitable for the technical field of automobile chassis, and provides an angle module system and a modular extensible chassis, and the angle module system adopts an unequal-length double-wishbone suspension and has good geometric kinematics characteristics. And the offset distance of the main pin is reasonably controlled through the design of steering knuckle parts. By adopting the angle module bracket, the efficient integration of the driving unit and the frame structure is realized, the number of connecting points of the angle module system and the chassis is reduced, and the serialization, integration and modularization of the chassis system are facilitated. A distributed main pin steering gear is adopted, and the geometrical shape design of upper and lower control arms of the suspension is matched, so that wheels have a larger turning angle range, and the maneuverability is improved. In addition, the modular extensible chassis adopts modular design, and the number of shafts can be flexibly configured according to carrying requirements.

The invention discloses a multi-cell energy-absorbing thin-walled tube based on a paper folding structure, which belongs to the technical field of structural mechanics and comprises a thin-walled inner tube, a thin-walled outer tube and a plurality of rib plates. Each layer of unit cell structure is defined by n unit wall plates in an end-to-end connection mode, each unit wall plate comprises an upper trapezoidal unit plate and a lower trapezoidal unit plate which are connected along a first crease, and the left side and the right side of each upper trapezoidal unit plate are connected with upper triangular unit plates along second creases correspondingly. The left side and the right side of the lower trapezoidal unit plate are respectively connected with the lower triangular unit plate along a third crease, and the upper triangular unit plate and the lower triangular unit plate are connected through a fourth crease. According to the multi-cell energy absorption thin-walled tube based on the paper folding structure, the thin-walled inner tube and the thin-walled outer tube which are of the paper folding structure are compounded through the rib plates, higher average crushing force is obtained through the compound design, and therefore the load stability of the structure is improved; the deformation process of the multi-cell energy-absorbing thin-walled tube is stable and controllable through specific crease lines and geometric shape design.

1. The name of the product of this design: headband. 2. Purpose of the product of this design: for wearing and decoration. 3. The design key point of this appearance design product lies in the overall shape design of the product. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

1. The name of the design product: spotlight. 2. The use of the design product: spotlight. 3. The design points of the design product: the shape design of component 1, and the combination of component 1 with component 2, component 3, component 4, component 5, component 6, component 7. 4. The picture or photo that best indicates the design points: combination state figure 1.

The invention relates to a ballastless track bridge line shape adjusting method which comprises the steps that in the ballastless track bridge construction process, the bridge line shape before track plate base construction is accurately measured, and the actual bridge line shape is obtained; if the actual line shape of the bridge does not meet the design line shape requirement, the design width needed by a leveling layer is determined according to the width of a track plate base in the transverse bridge direction, and the design elevation needed by the top face of the leveling layer is determined according to the bridge span, the type of a main beam and the design elevation of the top face of the main beam; and on the basis of the design width required by the leveling layer and the design elevation required by the top surface of the leveling layer, concrete is poured on the top surface of the main beam to form the leveling layer. Through the method, the deviation between the actual line shape and the designed line shape of the bridge can be effectively compensated, it is ensured that the actual line shape of the bridge meets the line shape design requirement, and the flatness of a bridge floor is remarkably improved.

The invention belongs to the technical field of arch dam shape design and artificial intelligence, and discloses an arch dam shape multi-target intelligent design and optimization method based on machine learning. Comprising the following steps: step 1, collecting and sorting arch dam body type design data of a domestic arch dam body type; step 2, performing data cleaning on the collected arch dam shape design data, performing correlation analysis based on the arch dam shape design data, and performing feature dimension reduction by using principal component analysis to complete feature engineering of the arch dam shape design data; and 3, calling the machine learning model for design optimization, inputting to-be-designed input parameters, performing intelligent design and optimization of arch dam shape design by using the machine learning model, and outputting an arch dam arch crown beam curve equation and a horizontal arch ring linear equation. According to the method, multi-target intelligent design and optimization of arch dam shape design are realized, and the efficiency of arch dam shape design is effectively improved.

1. The name of the design product: combined flowerpot display stand. 2. The use of the design product: for planting, decoration. 3. The design points of the design product: in the shape design of the product. 4. The picture or photo that best shows the design points: perspective view.

The utility model relates to the technical field of maintenance and test platforms, in particular to an aircraft crew seat maintenance and test platform, which comprises a worktable in an inverted I-shaped design. A moving mechanism is installed at the bottom of the workbench, a sliding groove is formed in the left side of the upper side of the workbench, and a fixing block is installed in the middle of the interior of the sliding groove; mounting holes are formed in the left sides of the front side and the rear side of the workbench; a stretching mechanism is mounted in the sliding groove; a pressing mechanism is installed on the right side of the upper side of the workbench and used for pressing the cushion. According to the pressing mechanism, when the pressing mechanism is used, the movable plate moves upwards or downwards and is fixed through the second bolt, so that cushions with different heights can be fixed, and follow-up maintenance of a seat is facilitated.

1. The name of this design product: Shovel. 2. Application of this design product: for kitchenware. 3. The key point of the design of this product lies in the shape design of the product. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention discloses a machine tool precision improving method based on guide rail morphology design, which is characterized in that a mapping relation between the machine tool guide rail morphology and a motion error is determined by analyzing the type and the generation mechanism of the motion error of a machine tool, and a guide rail morphology fitting curve is obtained based on a guide rail processing technology and morphology characteristics. A space error prediction model based on the guide rail morphology is established by adopting a multi-body system theory and a homogeneous coordinate change method, and is compared with space error measured data to obtain a space error correction model meeting the prediction precision. And carrying out guide rail morphology optimization design work to obtain a designed guide rail morphology characterization function, and substituting the designed guide rail morphology characterization function into the corrected space error model to obtain a guide rail morphology scheme beneficial to improving the precision of the machine tool. The shape design of the guide rail is carried out by adopting a digital means, the precision of the machine tool is improved, and the method has the advantages of high operation precision, short development period, low production cost and high universality.

The invention provides a phantom for evaluating functions of an additive manufacturing orthopedic insole and an automatic construction method thereof, and the method comprises the following steps: obtaining shape design parameters of the orthopedic insole based on a design model of the orthopedic insole; according to the shape design parameters, determining each component module of the most matched phantom to be selected; the selected supporting assembly and the selected correcting assembly are fixedly installed on the selected base so as to be assembled into an insole forming base; the selected insole forming piece is placed on the insole forming base, the insole forming piece is tightly attached to the upper surface of the insole forming base in a hot press forming mode, and the shape of the insole forming piece is re-carved; and demolding and taking down the insole forming piece after hot press forming to serve as the insole for testing. Through modular design, different adaptive modules are allowed to be replaced, so that the shape of the insole for testing is repeatedly modified and optimized, the testing process of the personalized orthopedic insole is simplified, and time and material cost are saved.

The invention discloses an aeroacoustic wind tunnel corner noise elimination flow deflector, a flow deflector group and a design method, and belongs to the technical field of aeroacoustic wind tunnel test equipment. The corner flow deflector aims at solving the technical problems that an existing corner flow deflector cannot give consideration to aerodynamic performance and noise elimination performance, and a special shape design method and a combination application scheme are lacked. The noise elimination flow deflector is of an integrated structure formed by sequentially connecting a semi-oval front edge, a front straight section, an arc section, a rear straight section and a wedge-shaped tail edge, and key parameters of the upper profile and the lower profile are designed in an associated mode. The flow deflector set is formed by combining and installing at least two noise elimination flow deflectors according to a specific rule, and a uniform-section airflow channel is formed. According to the design method, coupling optimization of the noise elimination amount and the aerodynamic performance is achieved through a parameterized design process in combination with the Picrov formula, and the design method has the advantages of being high in noise elimination efficiency, small in aerodynamic loss and good in airflow uniformity, is suitable for a symmetric corner aerodynamic acoustic wind tunnel and can be widely applied to aerodynamic noise tests in the fields of aviation, automobiles and the like.

The invention discloses a preparation method of a wide 304 stainless steel cold plate for a movable pressure vessel. The preparation method comprises the steps of raw material chemical component design, rolling mill roll shape design, rolling mill rolling control and cold line solid solution pickling withdrawal and straightening control. Through raw material chemical component design, raw materials with appropriate raw material chemical component requirements are provided for the cold rolling process, and the alloy cost is saved under the condition that the performance is guaranteed; through the design of the roll shape of a rolling mill, a middle roll with enough taper and a working roll with enough convexity are provided, and the requirement that the plate shape control reaches an expected value in the rolling process is met and achieved; through rolling process control of a rolling mill, the rolling process is matched with a plate shape target curve, and it is guaranteed that the rolled strip steel plate is straight in shape and accurate in thickness; and through cold line solid solution pickling withdrawal and straightening control, the plate shape and the surface quality of the product are improved to the maximum extent. After the production method is adopted, the surface qualified rate and the performance standard-reaching rate of the produced wide 304 stainless steel cold plate for the mobile pressure container reach 100%, and the plate shape unevenness is smaller than or equal to 10 mm / m.

1. The name of the product of this design: Detector (T18). 2. Purpose of this design product: for detection. 3. The design key point of this appearance design product lies in the overall shape design. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention relates to a multi-body configuration autonomous underwater vehicle profile layout design method, which comprises the following steps of: overlapping and assembling the tail end surface of any single underwater vehicle profile modeling frame and the head end surfaces of the sequentially connected single underwater vehicle profile modeling frames to obtain a reconstructed multi-body underwater vehicle geometric model; and establishing a design optimization model based on a single-target optimization algorithm by taking the resistance coefficient of the reconstructed multi-body underwater vehicle as an optimization target, taking the longitudinal and lateral motion stability coefficient of the geometric model of the reconstructed multi-body underwater vehicle as a constraint function and taking the design variable as an optimization variable, and performing parameter optimization until the overall index requirement is met. The obtained updated optimization variable is the updated design scheme of the underwater vehicle. The shape design that the maximum diameter of the single autonomous underwater vehicle is 534.4 mm and the length of the single autonomous underwater vehicle is 5000 mm is achieved.

A scaffold crossbar, particularly for the horizontally oriented installation in a scaffold section, comprising at least one crossbar beam which has a rod-shaped design and extends in the direction of a longitudinal axis, wherein the crossbar beam has two opposite ends in the direction of the longitudinal axis, and a connection interface which is provided for the connection to a scaffold element is arranged on each of these two ends. The scaffold crossbar further comprises at least two brackets which extend along a bracket axis, respectively, wherein the brackets respectively have two opposite ends in the direction of their bracket axis, wherein one of these ends of each bracket is connected to the crossbar beam, and at least two fasteners respectively one of which is arranged on the end of a bracket which is situated opposite of the connection of this bracket to the crossbar beam.

The invention relates to a processing technology for a special-shaped part made of a foam wave-absorbing material, which comprises the following steps of: firstly, according to the shape design of a part blank, processing the part blank into a semi-finished product through a cutting machine, then designing and processing an inner cavity processing tool according to the shape of the semi-finished product, positioning the semi-finished product on the inner cavity processing tool, and processing a product inner cavity; and finally, designing and processing a shape processing tool according to the shape of the inner cavity of the semi-finished product, positioning the semi-finished product on the shape processing tool, and processing the shape of the product. The machining method has the beneficial effects that the problems of deformation, discontinuity and completeness and reference deviation in the part machining process can be solved by combining with auxiliary machining of a machining tool, and then the product machining precision and quality are improved.

1. The name of this design product: outdoor drawstring bag. 2. Purpose of this design product: This design product is used to store items. 3. The key design point of this appearance design product lies in the overall shape design of the product. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The invention provides a zero-carbon building multi-objective optimization method. The zero-carbon building multi-objective optimization method comprises the steps of obtaining a researched building and a plurality of design parameters corresponding to the researched building; the design parameters, matched with the physical characteristics of the researched building, in the multiple design parameters are defined as physical design parameters, and the design parameters except the physical design parameters are defined as technical design parameters; according to the shape design parameters, obtaining a shape design optimal solution of the researched building; and setting a plurality of technical design stage optimization objectives, and obtaining a zero-carbon building multi-objective optimization optimal solution of the researched building according to the shape design optimal solution and the technical design parameters. According to the method, a zero-carbon building design stage is divided into a body design stage and a technical design stage, and an optimal zero-carbon building body design and technical design scheme is obtained based on a multi-objective optimization module.

1. Name of the product under this design: Bra (W1101). 2. Purpose of the product of this design: underwear for women. 3. The key design point of this appearance design product lies in the overall shape design of the product. 4. The picture or photo that best illustrates the key points of the design: main view. 5. The bottom surface of this design product is difficult to see or cannot be seen during use, so the top view is omitted; the top view is reflected in the three-dimensional view, so the top view is omitted. 6. The supporting objects in the design image do not belong to the design content for which protection is requested.

This application provides a lightweight bottle preform, relating to the field of plastic bottle molding technology. It includes a hollow preform body comprising a preform opening, a preform neck, a preform body, and a preform bottom arranged sequentially from top to bottom. The outer wall of the preform opening has a threaded line, with multiple breakpoints on each threaded turn. A positioning ring is provided between the preform opening and the preform neck. The preform body gradually thickens from top to bottom, and the preform bottom has an oval-shaped structure, with its thickness first thinning and then thickening towards the side closer to the preform body. The lightweight bottle preform provided by this invention adopts an oval-shaped design at the preform bottom, and the thickness of the preform bottom first thins and then thickens towards the side closer to the preform body, ensuring a uniform change in the preform wall thickness, thereby reducing material usage without affecting its mechanical strength. By optimizing the threaded lines at the preform opening and increasing the number of breakpoints in the threaded lines to reduce the weight of the breakpoints, the weight of the bottle preform is further reduced without compromising sealing performance.

The application belongs to the technical field of arch dam shape design and artificial intelligence, and discloses a kind of arch dam shape multi-objective intelligent design and optimization method based on machine learning;Including the following steps: step 1, collect and arrange arch dam shape design data of arch dam shape;Step 2, carry out data cleaning to the collected arch dam shape design data, carry out correlation analysis based on arch dam shape design data, and utilize principal component analysis to carry out feature dimension reduction, complete the feature engineering of arch dam shape design data;Step 3, call the machine learning model of design optimization, and input the input parameter to be designed, utilize machine learning model to carry out intelligent design and optimization of arch dam shape design, output arch dam crown beam curve equation and horizontal arch ring line equation.The application realizes multi-objective intelligent design and optimization of arch dam shape design, effectively improves the efficiency of arch dam shape design.

This utility model discloses a bending and stamping die for metal pipe fittings, comprising: a processing table, on one side of which is a support plate with an inverted L-shaped design; and a bending mechanism disposed on the processing table, the bending mechanism including a lower seat and an upper seat, the top surface of the lower seat being concave and the bottom surface of the upper seat being convex, the lower seat and the upper seat being compatible, and the top surface of the lower seat having a lower bending groove and the bottom surface of the upper seat having an upper bending groove, both of which have semi-circular cross-sections. Compared with traditional planar contact bending, this method can disperse bending pressure and prevent the inner cavity of the pipe fitting from collapsing or elliptical deformation due to excessive local stress, making it particularly suitable for high-precision bending of thin-walled pipe fittings.

1. Name of the Design Product: Electric Spindle (EDS-120g-E40). 2. Use of the Design Product: Electric spindle for automated machining centers and CNC equipment. 3. Design Key Points of the Design Product: Lies in the overall shape design. 4. Picture or Photograph that Best Illustrates the Design Key Points: Stereogram.

1. The name of the design product: electronic cigarette cartridge (fuumy-R83). 2. The use of the design product: for electronic cigarette cartridge. 3. The design points of the design product: in the overall shape design of the product. 4. The picture or photo that best indicates the design points: perspective view 1.

1. Name of the design product: Silicone cat litter mat. 2. Use of the design product: For pet mats. 3. Design key points of the design product: Lies in the shape design of the front view. 4. Picture or photo that best shows the design key points: Perspective view 1.

To design an additively manufactured body that has strength equivalent to that of a desired injection-molded body. [Solution] The shape design method includes the steps of: dividing the shape of an anisotropic additive manufacturing body into an invariant region where shape changes are not permitted and a variable region where shape changes are permitted; designing the resulting variable region based on the rigidity of an injection molded body having the same shape as the anisotropic additive manufacturing body; performing structural analysis calculations using a structural analysis model of the additive manufacturing body obtained by combining the designed variable region and the invariant region; and determining whether the rigidity and strength of the additive manufacturing body obtained by the structural analysis calculations are within an acceptable range.

1. Name of the Design Product: Cat House (Pentagon). 2. Use of the Design Product: For pet cat houses. 3. Design Key Points of the Design Product: Lies in the overall shape design. 4. Picture or Photograph Most Indicating the Design Key Points: Perspective view.