18 results about "Standard material" patented technology

The utility model discloses a PCB (Printed Circuit Board) conveying machine, a first conveying unit is arranged below a rack, a frame returning mechanism is arranged above the first conveying unit, the first conveying unit comprises a first width adjusting mechanism and a first material frame supporting mechanism, and the first width adjusting mechanism is used for adjusting the width of a first material frame structure according to the sizes of different PCBs or material frames; the first conveying unit is connected with a plate conveying lifting mechanism, and the plate conveying lifting mechanism is used for lifting a material frame; the frame returning mechanism is provided with a pushing mechanism, the pushing mechanism is used for pushing the PCBs out of the material frames, the PCB feeding machine can automatically adapt to various standard material frames through the automatic width adjusting structure, use is more convenient, the space utilization degree is higher and higher, use is convenient, meanwhile, cost is saved, the applicability of equipment is greatly improved, and the PCB feeding machine is suitable for popularization and application. The stability and accuracy of the material frame in the lifting process are ensured, the pushing efficiency is improved, and potential damage in the pushing process is reduced.

This application relates to the field of automation control technology, providing an automated control method and system for door and window processing. The method includes: acquiring force information of a processing tool at a cutting station during door and window processing when processing the material; determining material difference information between the processed material and a standard material based on the force information; adjusting the processing parameters of the processing tool based on the material difference information; associating the adjusted processing parameters of the processing tool and the material difference information with the material identifier of the processed material to obtain material association information, and ensuring that the association information flows along with the processed material on the production line; the association information is used to enable downstream processing stations of the cutting station to determine their corresponding processing parameters based on the association information. This method can improve the accuracy of automated control in door and window processing.

The invention discloses a material standardization method and device, and relates to the technical field of computers. A specific embodiment of the method comprises the steps of obtaining material description content, and determining at least one input type corresponding to the material description content; aiming at each input type, determining type content of the material description content aiming at the input type; extracting a type text corresponding to the type content; combining the type texts corresponding to the input types to generate a combined description text corresponding to the material description content; extracting at least one attribute key value pair from the combined description text; wherein the attribute key value pair comprises an attribute name and an attribute value; and according to the at least one attribute key value pair, matching a standard material corresponding to the material description content from a standard material library. According to the embodiment, the material description content can be subjected to standardization processing, the problem of material identification errors is reduced, and the product quality and equipment safety of enterprises are guaranteed.

The application relates to the technical field of electronic commerce data processing, and discloses a material centralized procurement demand matching method for a procurement area in an electronic mall, which comprises the following steps: receiving a user demand sheet and performing a regularization operation to generate a structured specification profile to identify candidate standard materials; based on the profile, an explicit constraint set containing hard constraints, soft constraints and a time window is constructed, hard constraint veto verification is performed on the recalled candidate inventory units to generate a difference list; when the number of candidates is out of limit or there are pending attributes, an inquiry request is generated based on information entropy to converge the constraint state. A mergable relationship graph is constructed, a connection is established under the condition that the hard constraints are consistent and the time window is met, and a procurement grouping is formed based on a greedy strategy to output an executable list. Through multi-dimensional constraint verification and a dynamic interaction mechanism, the application realizes accurate matching and efficient aggregation of complex demands and inventory materials, and improves procurement scale benefits.

The application discloses a control method and system for realizing optimal slitting of a steel coil, the method is only for a production line with slitting capability, and the method comprises the following steps: determining an actual weight of raw material used for manufacturing a large coil; configuring a standard material yield according to historical data; calculating a single-coil weight range of small coils at an outlet of the production line based on unit capacity of different types of production lines; calculating an optimal slitting number range F according to a formula; wherein, roundup() is a rounding-up function, A is the actual weight of the raw material, C is the standard material yield, [G min , G max ] is the single-coil weight range, G min is a minimum value of the single-coil weight at the outlet of the production line, G max is a maximum value of the single-coil weight at the outlet of the production line, and 0 represents no decimal point; and the large coil is controlled to be divided into a plurality of small coils based on the optimal slitting number range in the production line with the slitting capability.

A heated drying type moisture meter capable of diagnosing the state of the device also considering factors other than the quality measuring section is provided. The moisture meter (100) comprises: a quality measuring section (2) that measures the quality of a test material; a heating section (3) that heats the test material; a control operation section (5) that controls the heating section (3) to heat until the quality change of the test material becomes below a prescribed threshold value, and calculates the moisture rate of the test material based on the quality change before and after heating; a clock (4) that measures the heating time; and a storage section (8); the control operation section (5) comprises: a standard material measuring section (52) that measures the moisture rate of a standard material for inspection as the test material, and measures the heating time; and an abnormality diagnosing section (53) that evaluates the measured moisture rate with reference to the theoretical moisture rate of the standard material, and diagnoses the presence or absence of an abnormality of the quality measuring section (2), and compares the measured heating time with a prescribed time stored in advance in the storage section (8) as a set heating time, and diagnoses the presence or absence of an abnormality of the heating section (3).

The invention discloses a filling machine with a rapid position changing function, and relates to the technical field of filling, the filling machine comprises a filling mechanism and a rack, the filling mechanism is arranged at the top end of the rack, the filling mechanism comprises a mounting frame, the mounting frame is movably mounted on the rack through a moving module, and the moving module is arranged on the rack. Compared with an existing filling machine, the filling machine is provided with the multiple filling guns, the linear motor can drive the single filling gun to accurately ascend and descend, and then the relative positions of the multiple filling guns can be rapidly adjusted according to actual filling requirements; the problem that a traditional filling machine is low in switching efficiency when facing containers of different specifications and different intervals and different material characteristics is effectively solved, in addition, online recovery and cyclic utilization of the materials exceeding the standard are achieved, meanwhile, the relative positions of the filling guns and the containers are kept unchanged all the time in the process of recovering the materials exceeding the standard, and the production efficiency is improved. And the problems of material splashing, secondary pollution and the like caused by movement of the gun body in a traditional treatment mode are solved.

The invention discloses a bar head cutting detection control method which comprises the following steps: step 1, firstly, using billets with different section specifications, rolling the billets through six rough rolling mills respectively, rolling the sections of the billets into standard round material types when the billets leave the last rough rolling mill, and rolling the sections of the billets into standard round material types when the billets leave the last rough rolling mill; establishing a unified standard material type as a reference basis; 2, a scanner is additionally arranged between the last rolling mill for rough rolling and the first rolling mill for intermediate rolling and in front of the flying shear, the size of the head of the steel billet is detected in real time through the scanner, then the size is compared with the reference standard, and the deviation value between the two is obtained; 3, the deviation value is compared with a preset threshold value to judge whether the steel billet head has defects or not, if not, the flying shear is not triggered to act, and the steel billet head completely passes through and enters the next procedure; if the defects exist, a shearing instruction is sent to the flying shear. According to the method, unnecessary waste is reduced, and the yield is greatly increased.

The invention relates to the field of sealing control, in particular to a vacuum sealing machine control method, device and equipment and a storage medium, and the method comprises the following steps: collecting a full-wave band spectral image of a to-be-packaged object based on a spectral sensor; performing spectral analysis according to the full-band spectral image to generate a spectral feature set; performing similarity calculation on a standard material spectrum template in a pre-stored database based on the spectrum feature set, and determining an actual material type; packaging parameter analysis is carried out based on the actual material type, and real-time packaging process parameters are output; generating a control instruction based on the real-time packaging process parameters; and the sealing machine is controlled in real time according to the control instruction, and the sealing process is completed. The sealing quality and the production efficiency are improved, and the energy consumption and the defective rate of the number sealing machine are reduced.

The application discloses a layout method and system of a full-automatic material flow production line for luggage production, and the method comprises the following steps: constructing a four-section physical layout channel comprising an entrance line, a central shuttle line, a parallel station line and an exit line; receiving a material box input by an external cutting piece area through an adaptive turning module of the entrance line, performing direction correction of the material box, and generating a standard material box; detecting the real-time position of the material box in the station unit based on an infrared dual-mode sensor, and generating a state marking signal with verification; in response to the verification result of the completed area in the state marking signal, distributing a shuttle vehicle task instruction to the central shuttle line, generating a material box transfer path, and according to the material box transfer path, controlling the shuttle vehicle to send the completed material box back to the cutting piece area through the exit line, and synchronously releasing the space of the completed area in the station unit. By using the embodiment of the application, accurate orientation of material box flow and efficient reuse of station space can be realized, and the reliable traceability and real-time collaboration of the production state can be ensured.

The invention discloses a preparation method of a trace element high-temperature alloy standard substance raw material, belongs to the technical field of alloy materials, and solves the problems that when various trace elements reach or exceed the upper limit of a material standard, the preparation difficulty of a high-temperature alloy is greatly increased, and the preparation cost is reduced. The problem that trace element high-temperature alloy standard substances suitable for solid sample introduction analysis are basically in a missing state at home and abroad is solved. According to the invention, a component point covering the upper limit of trace / harmful elements in the GH4169 alloy is designed by taking the GH4169 alloy with the maximum use amount and the widest application in the high-temperature alloy as a matrix, combining with the upper limit provisions for trace / harmful elements in the GH4169 alloy standards used in different fields and referring to the standard provisions of other common high-temperature alloys. Then, a set of special preparation process is designed according to the high requirements of the standard substance on component uniformity and consistency. The rolling rod prepared by implementing a special preparation process passes the uniformity inspection of components and meets the preparation requirements of standard substance raw materials.

This invention discloses a special silica sand for cement strength testing, belonging to the technical field of standard materials for cement performance testing. It is suitable for non-ISO method cement mortar strength testing, requiring no additional components and made solely from natural siliceous mineral particles through physical processing. This silica sand achieves uniform performance through precise control of chemical composition, continuous three-gradation particle design, physical properties, and stability indicators, relying on a fully physical preparation process, thus avoiding the defects of existing technologies and the limitations of ISO standards. Through quantitative indicators and dedicated testing methods, it optimizes particle sphericity, surface roughness, and packing characteristics, improving the interfacial bonding force with cement paste and the density of the mortar. This invention solves the problems of large testing deviations, poor adaptability, and unstable performance of existing silica sand, making it suitable for testing various grades of cement, significantly improving the accuracy and repeatability of test results, facilitating industrial production and control, and showing broad application prospects.

The invention discloses a project cost budgeting method, device and equipment and a medium, and the method comprises the steps: obtaining customer demands, preliminary budgeting data and project basic data, and generating a design scheme; scanning the construction site by using a three-dimensional laser scanner to generate point cloud data of the construction site; calibrating the design scheme based on the point cloud data to generate a first building information model; the first building information model comprises associated elements in the design scheme; based on a preset matching rule base, establishing a logical relationship between the associated elements, and when any associated element changes, triggering other associated elements to correspondingly change based on the logical relationship; and based on the construction scheme, the product, the construction process, the working procedure, the construction standard, the material quality, the acceptance standard, the construction time, the cost and the like of the associated elements in the updated first building information model. The quotation can be dynamically adjusted, accurate quotation is realized, waste and hyperbranched are reduced, and the cost is reduced.

The utility model relates to a sheet type standard material-saving claw which comprises a base seat. The adsorption mechanism comprises a positioning piece which can be installed below the base in a vertical lifting mode and a plurality of electromagnets which are fixedly installed at the bottom of the positioning piece at intervals, and when the electromagnets are powered on, the to-be-clamped standard knots are adsorbed and fixed; the clamping jaw mechanism comprises two clamping jaw pieces which are symmetrically arranged below the base, the lower ends of the clamping jaw pieces are bent inwards, and the two clamping jaw pieces are driven by corresponding driving mechanisms to synchronously and relatively move left and right; after the adsorption mechanism upwards moves in place, the clamping jaw mechanism acts to clamp the standard knot to be clamped; after the two clamping jaw pieces of the clamping jaw mechanism move inwards in place oppositely, the adsorption mechanism can move downwards till the clamped standard knot abuts against the clamping jaw pieces. The clamping device has multiple clamping modes to adapt to clamping of different parts, frequent replacement is not needed, the use convenience performance is improved, and the clamping stability and safety are improved through multiple limiting and fixing.

The application discloses an accelerated test method for the anti-ultraviolet aging performance of building membrane materials, and particularly relates to the technical field of building membrane material durability test, and is used for solving the problem that the existing anti-ultraviolet aging test of building membrane materials is mainly aimed at standard material test pieces, and it is difficult to reflect the aging behavior and leakage risk of lap joint structure, fixed structure and end structure under real service working conditions. Through the use of membrane structure information and operation and maintenance records, the structure units with higher leakage risk in lap joint, fixing and end are screened, the boundary conditions are restored on the adjustable base, the service environment is divided into three types of working conditions and a working condition sequence is constructed, the light, temperature and humidity and mechanical action are applied in the composite aging device, the deformation and durability indexes are obtained to form the damage indexes, and the equivalent service life is calculated by a life evaluation module according to the damage evolution and working condition cycle relationship, so that the targeted accelerated test is carried out under the condition close to the real working condition, and the support of the leakage risk and maintenance decision is enhanced.

The application is suitable for the technical field of cold stamping die, and provides a compact automatic turnover material supporting mechanism of blanking die, which comprises a base fixed to a lower die seat of the blanking die, a turnable material supporting plate, a pivot pin, a reset assembly and a driving assembly fixed to an upper die seat of the blanking die; a mounting groove for accommodating the material supporting plate is formed in the top of the base, the material supporting plate is hinged in the mounting groove of the base through the pivot pin and can be reciprocally turned around the axis of the pivot pin between a material supporting station and an avoiding station; the reset assembly is internally installed in the base and is used for driving the material supporting plate to reset to the material supporting station; the driving assembly is used for driving the material supporting plate to turn to the avoiding station when the die is closed. The application solves the core problem of sheet metal sagging and clamping through the turnover material supporting structure, has a compact overall structure, reduces the installation space by more than 52% compared with a standard material supporting mechanism, is completely synchronous with the opening and closing of the die, has high reset precision, long service life, low manufacturing cost and strong adaptability.

This invention discloses an IND application material generation management system and method based on a large model, relating to the field of application material generation management technology. The system includes: evaluating the reference value of standard application materials in a standard material database for IND application materials; analyzing the functional correlation between functional blocks in IND application materials and standard functional blocks in reference standard application materials; assessing the correlation between different related functional blocks in a related functional block set, generating a target correlation range; analyzing the approval reference value of related functional blocks for functional blocks in IND application materials and related functional blocks in a related functional set under different correlation scales; diagnosing abnormal states of functional blocks, identifying abnormal functional blocks, and marking abnormal functional blocks in IND application materials on the application material generation platform, thereby improving the efficiency of abnormal detection and ensuring the quality of IND application materials.

The invention discloses an accelerated testing method for ultraviolet aging resistance of a building membrane material, and particularly relates to the technical field of durability testing of building membrane materials. The method is used for solving the problem that an existing building membrane material anti-ultraviolet aging test mainly aims at a standard material test piece and is difficult to reflect aging behaviors and leakage risks of a lap joint structure, a fixed structure and a head closing structure under a real service condition. The method comprises the following steps: screening construction units with relatively high leakage risk in lap joint, fixation and head collection by utilizing membrane material construction information and operation and maintenance records, restoring boundary conditions on an adjustable base, dividing a service environment into three types of working conditions, constructing a working condition sequence, applying light, temperature, humidity and mechanical actions in a composite aging device, and performing aging treatment on the working condition sequence. Deformation and durability indexes are obtained to form damage indexes, and the equivalent service life is calculated by a service life evaluation module according to the relation between damage evolution and working condition circulation, so that a targeted acceleration test is carried out under the condition close to the real working condition, and the support of the result on leakage risk and maintenance decision is enhanced.