67 results about "Technical drawing" patented technology

The invention provides a sheet material hydro-mechanical deep drawing forming device and a sheet material hydro-mechanical deep drawing forming method using a magnetic medium to pressurize, belongs to the technical field of hydro-mechanical deep drawing, and solves the technical problems in a traditional sheet material hydraulic forming process that wrinkles are formed, the deformation uniformity is poor and the like, caused by the reason that overflowing pressure of a flange region is reduced, when a sealing ring is not used in order to realize overflowing and lubrication. A sealed hydraulic chamber formed by a concave die and a lower plunger piston is used for containing the magnetic medium; a convex die can penetrate through an edge pressing ring to drive a plate blank to move downwards to enter the sealed hydraulic chamber formed by the concave die and the lower plunger piston; a first coil is arranged on the periphery of the outer side of the flange region formed by the concave die and the edge pressing ring; a second coil is arranged on a pull rod of the lower plunger piston; and a magnetic control unit is used for controlling the sizes of magnetic fields generated by the first coil and the second coil. Firstly, a certain amount of the magnetic medium is poured into the hydraulic chamber and the edge pressing ring is moved downwards after the plate blank is placed; the viscosity and the pressure value of the magnetic mediums on a flange and in the hydraulic chamber are respectively adjusted and controlled through the magnetic fields; and a punching head is moved downwards until a plate piece is formed. The sheet material hydro-mechanical deep drawing device and the sheet material hydro-mechanical deep drawing method using the magnetic medium to pressurize are suitable for hydro-mechanical deep drawing formation of a sheet material.

The invention relates to a sterilizing cabinet with an electrical drawing and lifting device. The sterilizing cabinet comprises a cabinet body as well as an upper drawing basket rack and a lower drawing basket rack which are arranged in the cabinet body, wherein two drawing baskets are respectively put in the drawing basket racks, and the front side of each drawing basket is provided with a door plate; both sides of the cabinet body are respectively provided with an internal bladder, a telescopic three-stage guide rail is arranged in each internal bladder, and an inner guide rail of each three-stage guide rail is extended forwards and fixed with a drawing rack which is fixed on the back of the door plate; a pair of lifting mechanisms is arranged at both sides of at least one drawing basket rack; each lifting mechanism comprises an oblique slide way which is fixedly arranged on the walls of the internal bladders, a lifting wheel which is arranged at the rear side of the drawing basket racks and opposite to the oblique slide way as well as an upper supporting rod and a lower supporting rod which are arranged between the drawing basket racks and the drawing racks and crossly hinged, wherein both ends of the upper supporting rod and the lower supporting rod are respectively connected with the drawing basket racks and the drawing racks. The drawing baskets can be electrically drawnand upwards horizontally lifted, and a user does not need to bend down during accessing table ware. The invention has the advantages of simple structure, convenient use, low cost and favorable marketprospect.

The invention provides a method for processing diamond-shaped hexagonal honeycombs of a honeycomb steam seal, and is mainly characterized by being a novel method for processing and making the diamond-shaped hexagonal honeycombs of the honeycomb steam seal by adopting numerical control processing center equipment to drill and mill. Numerical control programming is performed according to the sizes of the diamond-shaped hexagonal honeycombs designed and required by technical drawing; uniformly-distributed round blind holes are firstly drilled on a sealing surface of a sealing aluminum ring body by using the numerical control processing center equipment; and a milling cutter with Phi of 1.0 to 1.5 is installed on the continuously-used numerical control processing center equipment to expand and mill uniformly-distributed diamond-shaped hexagonal honeycomb blind holes along the round blind holes according to the drawing sizes. The method has the advantages that: the problem of reduction of a damping effect of the honeycomb steam seal and the like due to small capacity of the round aluminum blind holes by numerical control, large air vortex of the round blind holes and easiness for air to pass through triangle strips among the round blind holes are solved; and the sealing effect of the diamond-shaped hexagonal honeycomb blind holes processed by the honeycomb steam seal is superior to the round blind holes so as to be beneficial for reducing mechanical vibration and ensuring the steadiness of a turbomachine and other equipment.

A business method for constructing a building that includes providing a catalog of building components from suppliers in an established network of suppliers. Construction specifications for a building are inputted into a computer containing the database and components are selected from the building component database that correspond with the construction specifications. A database of compatiblized components that correspond with the construction specifications is produced and used to provide technical drawings of the components and construction drawings for the building. The individual component specifications and drawings are communicated to the building component suppliers who produce or obtain individual components conforming to the individual component specifications. A sequence for assembling the individual components to construct the building is determined and the components are transported to a construction site according to the sequence, where the building is then constructed.

The invention relates to an intelligent identification method of electrical drawings, which is characterized in that: the method comprises a legend identification step, a primitive identification stepin the legend and a primitive identification step in the non-legend; The legend recognition step can complete the automatic reading of the information in the CAD drawing file path schematic diagram.The primitive recognition step in the legend can accomplish the intelligent recognition of all kinds of primitive objects in the legend of the route schematic diagram. The primitive recognition step in the non-legend can accomplish the intelligent recognition of all kinds of primitive objects in the non-legend of the route schematic diagram. Finally, the identified metafile is compared with the standard metafile in the standard document library to evaluate the electrical drawings. The invention can complete automatic identification of legend, drawing element, drawing paper and drawing paper parameters, and then constructs corresponding drawing knowledge base. By comparing with corresponding standard knowledge base, the advantages and disadvantages of the drawing can be clearly seen by professionals and non-professionals.

The invention provides a method for determining hole pattern parameters of a continuous mill by mechanical drawing. The method comprises the following steps of: filling parameters of a pipe blank and a rolled pipe blank and required parameters in a hole pattern parameter list according to a pass schedule; filling partial hole pattern design parameters and a regular relation in the hole pattern parameter list and calculating corresponding parameters; drawing a hole pattern according to the data by using a mechanical drawing method; labeling and measuring the size and angle of the mechanically drawn hole pattern; obtaining data such as a center point coordinate of each hole pattern element and a steel tube deformation area according to the size and angle; filling the parameters in the hole pattern parameter list and calculating data such as elongation; and obtaining data of the hole pattern parameter list. The invention has the advantages that the design method is verified by given hole pattern parameters of a continuous mill imported from abroad, and the data are completely consistent. The invention has the advantage that a complicated algorithm and design steps are simplified by the technical scheme.

Table-like structures in documents are located by analysis of sub-regions (crops) on the document. The analysis involves determining the location of lines having lengths above a certain threshold and assigning these lines to groups. A set of adjacent lines is assigned to a common group if the separation between adjacent pairs of lines within the set is less than a threshold value. The crop selected as the location of the table-like structure is that having a group with the greatest number of lines. When the technique is applied to locating title blocks in technical drawings, it is preferred to analyze crops corresponding to the corners or ends of the document. The analysis is also applicable to an image of the document produced at a reduced resolution.

The invention relates to a brake clutch plate polishing device, in particular to an efficient polishing device for brake clutch plate production. According to the technical aims, the efficient polishing device for brake clutch plate production can reduce the labor intensity, can improve the polishing efficiency and is simple in operation. In order to achieve the above technical aims, the efficient polishing device for brake clutch plate production is provided and comprises a shell and the like; and two first through holes are formed in the top of the shell and are in bilateral symmetry, an up-and-down movement mechanism is arranged in the shell and is provided with a rotating mechanism, and two sleeve rods are in bilateral symmetry and are connected with a rotating component of the rotating mechanism. According to the efficient polishing device, the brake clutch plate is firstly rotated, the rotating brake clutch plate is then polished through a first polishing block and a second polishing block, and therefore the labor intensify can be reduced, and the polishing efficiency can be improved.

The invention discloses a polysilicon array substrate manufacturing method, a polysilicon array and a display panel, relating to the display technology field. The invention solves the problem that the manufacture method for the polysilicon array substrate is complicated and is difficult. The polysilicon array substrate manufacturing method comprises steps of successively forming a grid material insulation layer, an interlayer insulation material layer and a resin material layer, forming the patterns of the grid insulation layer, the interlayer insulation layer and a resin flat layer through one-time technical drawing, and/or, successively forming a public electrode layer and a source/drain electrode layer, and forming the patterns of the public electrode, the source/drain electrode and the data line through one time technical drawing. The polysilicon array substrate is obtained through the polysilicon array substrate manufacturing method, and the display panel comprises the polysilicon array substrate provided by the technical scheme. The polysilicon array substrate manufacturing method is used for manufacturing the polysilicon array substrate.

The invention discloses an intelligent nursing robot and belongs to the technical field of machine manufacturing and automation thereof. The technical aim that a virus spreading route is cut off from an infection source is achieved. The intelligent nursing robot is shaped like a human body structure and comprises a head part, a neck part, a trunk and foot parts, wherein the head part is connected with the trunk through the neck part; the trunk is fixedly connected with the foot parts. The intelligent nursing robot replaces nurses to complete related work, direct contact between the nurses and patients is avoided, and disease spreading is blocked off from the source and controlled effectively.

The invention relates to an artware of an amber noctilucent quicksand drawing, which is technologically made by using sand and amber as main raw materials. The amber noctilucent quicksand drawing made by the method is pearlescent and very beautiful. The drawing varies infinitely that two identical drawings can not be found, and the drawing can be kept for hundreds of years without change, which has high ornamental and collection value.

The invention relates to a structure engineering construction equipment, in particular to a structure engineering construction equipment for municipal sewage treatment. The technical problem to be solved by the present invention is to provide a municipal sewage treatment structure engineering construction equipment with high screening efficiency and low labor intensity, which prevents sand from entering workers' eyes. In order to solve the above-mentioned technical problems, the present invention provides such a structure engineering construction equipment for municipal sewage treatment, including a box body, etc.; the top of the box body is provided with a driving device, and the inner upper part of the box body is provided with a screening device. A blocking hopper is connected through a bolt connection, and the blocking hopper is located below the screening device. A collection frame is placed at the bottom of the box body, and a baffle plate is connected to the lower right side of the box body through a pin shaft, and the baffle plate cooperates with the box body. The invention achieves the effects of high screening efficiency, low labor intensity and making it difficult for sand to enter the eyes of workers.

The invention provides a casting technology rapid verification method based on the sand core 3D printing technology. In the casting research and development or technology improvement stage, three-dimension casting technology drawings of different schemes are designed, three-dimension sand core drawings of different technology schemes are correspondingly designed, the sand core 3D printing technology is applied to produce sand cores of different technology schemes at the same time, finally, parallel actual pouring verification of the different technology schemes is conducted, and the optimal casting technology scheme is determined. According to the casting technology rapid verification method based on the sand core 3D printing technology, the sand core 3D printing technology is adopted formanufacturing the sand cores, the sand cores of different casting technologies can be rapidly produced under the situation that die manufacturing is not needed, and the purposes that the casting technology verification period is shortened, the technology verification cost is reduced, and the casting technology design accuracy is improved are achieved.

The invention relates to a vocational and technical training system for security industry application technology, comprising subsystems of video surveillance, anti-theft alarm, building intercom, access control, night watching, park management and the like, wherein the video surveillance subsystem comprises a 22X infrared all-in-one machine, a high-sensitivity day and night type camera, an IP type network camera, a wide dynamic camera, an integrated camera, an intelligent high speed sphere, an infrared small hemisphere, a spiral small hemisphere, an IP type network video server, and a digit hard disk video recorder; the anti-theft alarm subsystem comprises a front-end alarm detector which comprises an infrared alarm detector, a door magnetic, an infrared shooting detector, and a vibration alarm detector; the access control subsystem comprises an entrance guard controller, a card reader, an electric control lock and an access control card; the night watching subsystem comprises a night watching rod, a communication base, night watching spots, personnel spots, an event log, and management software; and the park management subsystem comprises vehicle identity judgment, access control, automatic license plate identification, parking plot search, parking plot guidance, meeting reminding, image display, vehicle type checking, time calculation, fee collection and checking, voice intercom, and automatic card acquisition.

The invention relates to a DXF format file-based programmed drawing method of an engineering drawing, relating to all kinds of engineering technical fields of CAD engineering drawings. The method comprises the steps as follows: reading the content of a DXF format file; using markers to mark positions where dimension parameters need to be modified in the DXF format file; determining the dimension parameters of drawings which need to be modified newly and reading the marked DXF format file, corresponding the dimension parameters of the drawings which need to be modified newly at the marking places with the markers one by one and replacing as a dimension numerical value of a new drawing; and storing, recording and outputting the newly generated DXF format file. The method of the invention is a flexible, extended and universal method and could be used for fast generating the engineering drawing after extracting the DXF graphic file format. The method of the invention simplifies the tedious process of a mechanical drawing, is convenient for generating a lot of engineering drawings of which only the parameters need to be modified and improves the work efficiency.

The invention discloses a method and a device for identifying a distribution box based on electrical drawings. The method comprises the following steps: obtaining electrical drawings; Identify horizontal and vertical lines from electrical drawings; Identifying a wire from a horizontal line; Identifying a centerline from a vertical line; Constructing a tree structure according to the number of electric wires connected to the left and right sides of the center line and the number of horizontal wires connected to the left and right sides of the center line and not recognized as electric wires; Acquiring a graph range of a tree structure, and then acquiring text content within the graph range; According to the content of the text and the number of wires in the tree structure, whether the treestructure is a distribution box is judged, and the recognition result of the distribution box is obtained. The invention directly identifies the electric wire and the middle line in the electric drawing, constructs a tree structure by using the electric wire and the middle line, and further judges whether the tree structure belongs to the distribution box, thereby obtaining the identification result of the distribution box, and the invention has higher efficiency than manual identification. The invention can be widely applied in the field of artificial intelligence.

A method implemented in a computer system for automatically establishing a data record from two technical drawings, where the data record characterizes the two technical drawings that include symbols and lines connecting the symbols.

The invention discloses a method of yellow rice wine heat loading in yellow rice wine producing technical domain, which comprises the following steps: cooling yellow rice wine to 0- -3 deg.c; entering into insulating storing wine pot; storing at 3-5 days; filtering under the state of low temperature; heating to 80-83 deg.c through light sheet heat exchanger; entering into high-order pot; keeping the temperature at 2-3 min; sterilizing; loading into packing bottle; capping. The invention can shorten sterilizing time of yellow rice wine, which can reach the purpose of artificial ageing cooker of yellow rice wine.

The invention relates to attenuation equipment, in particular to glue attenuation equipment for electron component dispensing. The glue attenuation equipment for electron component dispensing achievesthe technical aims that glue attenuation is sufficient, attachment to the inner wall can be prevented, and operation is convenient. In order to achieve the above technical aims, the glue attenuationequipment for electron component dispensing is provided, and comprises a base and the like; an attenuation mechanism is connected to the top of the base, and a driving mechanism is connected to the position, close to the right side, of the top of the attenuation mechanism. The glue attenuation equipment is provided with the attenuation mechanism and the driving mechanism, the aim of attenuation ofthick glue is achieved, an attenuation box and a spiral rod continuously and alternatively rotate clockwises and anticlockwises in the opposite direction, and the aim of more sufficient attenuation of the thick glue is achieved; a pedal is pedaled or released to enable ladder-shaped collision blocks on the left and right sides to collide the bottom of the attenuation box continuously, and incomplete collection caused by the fact that the thick glue is attached to the bottom of the attenuation box is avoided.

The invention provides a quick manufacturing method of a resin casting mold based on an SLS (selective laser sintering) resin sand mold. The quick manufacturing method is characterized by comprising the steps of (1) drawing a three-dimensional graph of a concave mold for manufacturing the resin casting mold through a computer according to a casting technical drawing of a casting, and manufacturing the concave mold made from resin sand through SLS quick forming equipment; (2) uniformly coating the inner surface of the concave mold with emulsion paint, and after the paint is dried, polishing and flattening the inner surface of the concave mold through sand paper; and (3) manually coating the inner surface of the concave mold with a surface resin layer with the thickness of 2mm-3mm, then manually coating the inner surface of the concave mold with a back resin layer with the thickness of 20mm-30mm, and after the two resin layers are solidified, removing the concave mold to obtain the resin casting mold. According to the quick manufacturing method disclosed by the invention, the three-dimensional graph of the concave mold for manufacturing the resin casting mold is drawn through the computer, so that the design and modification are facilitated; the SLS quick forming equipment can be used for manufacturing the high-precision concave mold made from resin sand, and the manufacturing period is short.

The invention discloses a multifunctional set square for mechanical drawing. The multifunctional set square for mechanical drawing comprises a set square body and further comprises a straight ruler and a connecting part. The connecting part is of an L-shaped structure. The connecting part comprises a straight connecting edge and an arc connecting edge. One end of the connecting straight edge is rotationally connected with the set square body. The straight ruler is fixedly connected with the connecting straight edge. The multifunctional set square for mechanical drawing has the beneficial effects that the multifunctional set square is provided with the set square body and the straight ruler so that a tool for measuring angles can be composed of the set square body and the straight ruler, angle measuring is also convenient, and inclined straight lines can be drawn conveniently and precisely.

The invention discloses a mechanical drawing comparison method based on local connection feature matching. The main idea of the method is as follows: firstly, obtaining a difference area of two mechanical drawings which are compared, finding out respective connected drawings in two original drawings corresponding to the difference area, and then separating graphs and characters in the connected drawings to obtain connected drawings without characters; secondly, refining the connected image into a single-pixel image, and extracting feature points in the image; detecting a connection relationship between the feature points; establishing a feature point descriptor matrix and a feature point distance function; classifying the feature points according to connected domains; and finally, matchingthe same type of feature points by using a feature point distance function, wherein the feature points which are not matched and the corresponding connecting line graphs are the modification areas ofthe mechanical graphs of different versions. The method provided by the invention has good matching and comparison effects on images without obvious gray and texture features, such as mechanical drawings, and has the characteristics of strong stability and high accuracy.

The invention discloses a method for precision plastic forming and precision heat treatment of a waveform elastic element. A precision element forming force control device is used for forming, the forming force of the part is precisely controlled, the forming height and the machining hardening effect of the part can be effectively controlled, the situation that the workpiece is flattened due to too large forming force, so that the workpiece becomes thinner can be prevented, and the punch forming effect is good. In order to control aging deformation of the workpiece and the height of the workpiece after being aged, the number of clamps ranges from 8 to 10, the tightening torque ranges from 5 N/m to 8 N/m, deformation of the workpiece in the heat treatment process is effectively controlled, and the heights of all points of the workpiece are effectively controlled. The method is used for conducting precision plastic forming and heat treatment on the part, the high requirements of a technical drawing for the height and the elasticity of the waveform elastic element are completely met, the hardness after heat treatment is larger than or equal to 360 HV, and the percent of pass of the heights of the three points of the waveform elastic element is 100% within the range shown in the specification; when the waveform elastic element is compressed to be 1.0 mm in height, the percent of pass of elasticity reaches more than 70% in the design requirement interval.

The invention relates to a non-programming numerical control lathe which does not need special training, is convenient to operate and has high machining precision and high machining efficiency. The non-programming numerical control lathe comprises a numerical control lathe; a signal terminal of a computer in the numerical control lathe is connected with a signal terminal of a menu-type data display screen; the computer is internally provided with a technical drawing automatic recognizing and forming software; the signal output terminal of the computer is connected with a signal input terminal of a driving circuit by a data line; and the signal output terminal of the driving circuit is connected with a lathe apparatus controller. The non-programming numerical control lathe has the advantages of simplifying the defects that a single product can be produced and machined after being re-programmed, detected and debugged, realizing the aim of fool operation on numerical control lathe, reducing the labor force doorsill due to no request on the technical level of the operator and the requirement on the operator to know Chinese, improving the machining efficiency of a single product, greatly reducing the labor intensity of the latheman, and realizing the aim of managing a plurality of non-programming numerical control lathes by one operator.

The invention belongs to the technical field of virtual reality equipment, and particularly relates to a virtual reality skateboard entertainment experience device. In order to achieve the technical aims, the virtual reality skateboard entertainment experience device is good in experience effect and high in interestingness. To achieve the above technical aims, the virtual reality skateboard entertainment experience device comprises a first supporting rod, a first spring, a first wire winding wheel, a first pull wire, a first rotary shaft, a first bearing pedestal, a first gear, a first gear rack, a first air cylinder and the like. Third supporting rods are welded to the top of a bottom plate in a central symmetry manner. A round sliding rail is connected to the top ends of the third supporting rods in a bolted connection manner. Sliding blocks are connected to the round sliding rail in a sliding manner. The virtual reality skateboard entertainment experience device achieves the effects of being good in experience effect and high in interestingness, and is low in manufacturing cost, reasonable in structure, easy to maintain and convenient to use, the input of manpower and material resources is reduced, and the work efficiency is improved.