20results about How to "Guaranteed surface flatness" patented technology

The invention discloses a relay support and core body assembling mechanism and an assembling machine thereof, the relay support and core body assembling mechanism comprises a support, a driving assembly, a bearing assembly, a pressing rivet assembly, an inclined sliding limiting assembly and a probe bending assembly, and the support is of a U-shaped frame body structure; the driving assembly is arranged on the top of the support. The bearing assembly is horizontally arranged at the bottom of the mounting space; the rivet pressing assembly is arranged at the output end of the driving assembly. Pressing rivet limiting blocks are arranged on the two sides of the pressing rivet assembly correspondingly. The inclined sliding limiting assemblies are arranged on the two sides of the bearing assembly. And the probe bending assembly is arranged at the output end of the driving assembly. Bending and pressing of the four corners of the relay support are achieved at the same time in a press riveting mode, pre-pressing leveling before press riveting and inclined guide limiting in the press riveting process are achieved at the same time, the press riveting precision is effectively improved, inclined guide bending of a probe is synchronously completed, the bending position precision of the probe is improved, and the assembling efficiency is effectively improved.

The invention discloses a circuit board preparation method. The circuit board preparation method comprises the following steps: respectively processing through holes in positions, corresponding to copper bosses or embedded parts, in a copper-clad core plate and a prepreg; laminating and hot-pressing the copper-clad core plate, the prepreg and the metal radiating plate or the embedded part provided with the copper boss, wherein one part of the prepreg is hot-pressed to form a bonding part for connecting the side wall of the copper boss or the embedded part with the copper-clad core plate; grinding the plate to reduce the concave depth of the bonding part relative to the plate surface; plating copper on the whole board to manufacture a surface copper foil layer on the surface of the circuit board; grinding the plate so as to further improve the surface flatness of the surface copper foil layer; wherein the copper-clad core plate located on the outermost side during laminated plate hot pressing comprises an outer-layer copper foil and an inner-layer copper foil, and the thickness of the outer-layer copper foil is smaller than that of the inner-layer copper foil, so that the initial concave depth of the bonding part is reduced. According to the preparation method, the surface flatness of the copper foil layer on the surface of the circuit board can be improved, and the product yield is improved.

The invention belongs to the related technical field of electrospray curved surface packaging, and discloses an array electrospray self-adaptive conformal device and method, and the device comprises a contour scanning module, an industrial personal computer, a nozzle movement module and an array electrospray module. The array electrospray module is arranged on the nozzle movement module, and the nozzle movement module is used for driving the array electrospray module to move up and down; the industrial personal computer is respectively connected to the nozzle movement module and the array electrospray module; the contour scanning module is used for scanning the curved surface shape of the electrospray substrate and transmitting curved surface point cloud data obtained through scanning to the industrial personal computer; the industrial personal computer is used for processing the received curved surface point cloud data and generating a height control signal according to a processing result, and the height control signal is transmitted to the nozzle movement module to dynamically control the nozzle movement module, so that the spraying height of the array electrospray module at each position point of the curved surface corresponds to the curved surface. The method has high universality and adaptability for different curved surfaces.

The invention discloses a relay core self-adaptive transverse movement adjusting pressing and correcting material taking head and a feeding machine thereof, the relay core self-adaptive transverse movement adjusting pressing and correcting material taking head comprises a connecting supporting assembly, an adjusting assembly, a pressing and correcting assembly, a transverse clamping assembly and a longitudinal clamping assembly, and the connecting supporting assembly is connected below a power mechanism of the feeding machine; at least two material taking positions are arranged at the bottom of the connecting and supporting assembly; at least two groups of adjusting assemblies are provided, and the at least two groups of adjusting assemblies are respectively arranged at the at least two material taking positions; the transverse clamping assembly is arranged at the bottom of the connecting and supporting assembly. The at least two groups of longitudinal clamping assemblies are arranged on the at least two groups of adjusting assemblies respectively; and the at least two groups of pressing and correcting assemblies are respectively arranged at the lower parts of the at least two groups of transverse clamping assemblies. The material taking distance self-adaptive adjusting function is achieved, and rigid contact is reduced; the device has a flattening correction function before material taking, ensures the surface flatness of a core body, improves the precision of a material taking position, and adopts buffering flexible pressing correction and integrates pressure real-time monitoring.

This utility model relates to the field of building decoration and discloses an elevated adjustable floor system, including a support plate, a panel on top of the support plate, and a bracket below the support plate for supporting the support plate. The panel is magnetically attached to the top surface of the support plate. The panel can be fixed to the top surface of the support plate by magnetic attachment, replacing the traditional leveling layer. This ensures a flat floor while enabling rapid installation and facilitates individual panel replacement, simplifying the process and avoiding wasted labor. Furthermore, the modular design allows for pre-processing of corresponding panels, reducing on-site construction and pollution, and significantly improving construction speed. The bracket and support plate are fixed by pins, requiring only plug-in assembly, making construction convenient and quick. This simplifies the process and reduces project costs.

The present invention discloses a hydraulic self-propelled anti-collision wall formwork trolley, which belongs to the technical field of bridge construction equipment, and includes a portal frame with walking wheels at the bottom of both sides, and telescopic beams are symmetrically arranged on both sides of the portal frame; a transverse oil cylinder for controlling the telescopic beam to be extended and retracted is arranged on the portal frame; the lower end of the telescopic beam is connected to the ear seat through a lifting oil cylinder; the lower end of the ear seat is hinged with an outer template and an inner template, and the outer template and the inner template together constitute the molded body required for the anti-collision wall concrete; a drooping hanger is arranged at the end of the telescopic beam, and a hanging basket for staff operation is arranged at the lower end of the hanger; a second positioning demoulding oil cylinder is arranged between the outer template and the hanger; a first positioning demoulding oil cylinder is arranged between the inner template and the portal frame. It can reduce the investment of construction personnel and auxiliary equipment, improve construction efficiency, reduce cost investment, ensure construction quality, and improve the aesthetics of the anti-collision wall.

The utility model relates to the technical field of formworks, in particular to a concrete construction formwork capable of being quickly disassembled and assembled, which comprises a support frame and further comprises two first formworks, the two first formworks are respectively arranged on two sides of the support frame, and the two first formworks are attached to each other. The second template is arranged on the support frame and is positioned between the two first templates, but the second template and the second template are not positioned on the same plane; the displacement splicing unit is arranged on the supporting frame and connected with the first formwork body and the second formwork bodies, and according to the concrete construction formwork capable of being rapidly disassembled and assembled, when a worker installs the formwork, the displacement splicing unit is used for driving the second formwork bodies to be close to the first formwork body and synchronously driving the two second formwork bodies to horizontally move towards the two sides, and the working efficiency is improved. And therefore, the second formwork and the first formwork are located on the same plane, rapid disassembly and assembly of the construction formwork are achieved, and manpower and time cost can be saved.

The application belongs to the technical field of sand core production, and particularly relates to a sand core surface brushing robot, which comprises a machine table, a lifting column symmetrically arranged on the top of the machine table, a fixing rod, two ends of the fixing rod being installed on the top of the lifting column, and a spraying mechanism, the inner wall of the spraying mechanism being in sliding connection with the outer wall of the fixing rod. The sand core surface brushing robot further comprises a fixing mechanism arranged at the central axis of the machine table. After spraying is completed on both sides, the brushing assembly is lifted upward under the driving of the mechanical arm, the fixing mechanism cooperates with the spraying mechanism to align the cylindrical surface of the brake disc sand core with the protection assembly, the brake disc sand core is comprehensively sprayed, manual carrying of the brake disc sand core is not needed, the spraying of the coating on the brake disc sand core can be performed in all directions, especially the gaps and the side edges of the brake disc sand core can also be sprayed and covered, and the automation of the equipment and the coverage of the coating on the surface of the brake disc sand core are improved.

The utility model relates to an atomizing device and atomizing equipment, in the atomizing device, through the sliding arrangement of a pipe body, a user can repeatedly adjust the position of the pipe body according to the use requirement, namely, the communication between a liquid storage cavity and an atomizing cavity can be switched on or switched off according to the requirement, and in the adjusting process, the pipe body and a sealing assembly are always kept in a sealed state; therefore, the liquid storage cavity and the atomization cavity can be fully separated when needed even if the atomizer is repeatedly used, and good sealing performance is achieved on the basis that the pipe body is repeatedly adjusted and used. Moreover, when the pipe body is adjusted to the first position in a sliding manner, the end part of the pipe body is flush with the surface of the shell, so that the surface flatness in the product using process is ensured, and the consistency of the surface of the shell and the pipe body is improved.

The invention discloses a power battery test module and a test machine thereof. The power battery test module comprises a supporting assembly, a driving assembly, a test support table and an upper pressing assembly, the supporting assembly comprises an elastic supporting part; the elastic support part flexibly supports the test support table in the vertical direction; the driving assembly is arranged on the supporting assembly; the test support table is arranged on the support assembly in a sliding manner; a battery is placed on the test support table, and the battery is pressed and leveled from the end part and the side part of the battery through the end leveling part and the side leveling part respectively; the upper pressing assembly is erected above the supporting assembly. The pressure and flatness real-time detection function is achieved while the battery is fixed through side pressing and end pressing, and the stress uniformity of the side wall of the battery and the surface flatness of the battery in the side pressing and end pressing process are effectively guaranteed; meanwhile, a floating type upward pressing function is achieved, upward pressing buffering is achieved, meanwhile, flexible rolling type supporting of the testing supporting table is cooperated, the angle and flatness of the battery can be adjusted in a self-adaptive mode in the upward pressing process, and the testing precision is improved.

The invention discloses a relay support internal suction type moving head and a support feeding machine thereof. The relay support internal suction type moving head comprises a connecting supporting assembly and a material taking assembly. The connecting supporting assembly is connected to a driving mechanism of the relay support feeding machine. The at least two sets of material taking assemblies are arranged on the lower portion of the connecting and supporting assembly in a spaced mode. The material taking assembly comprises a bearing frame, a pressing plate, a material taking air cylinder and a material taking base. The bearing frame is arranged at the bottom of the connecting and supporting assembly. The pressing plate is horizontally arranged at the bottom of the bearing frame; a through groove penetrating up and down is formed in the pressing plate; the material taking cylinder is arranged in the mounting space; the material taking base is horizontally arranged at the output end of the material taking air cylinder. According to the automatic transfer device, the relay support is automatically moved after being fixed in a flexible contact attaching and internal suction mode, meanwhile, the prepressing and leveling function before material taking is achieved, deformation of the relay support is effectively reduced while automatic material taking is achieved, the flatness during material taking is guaranteed, and the material taking precision is improved.

The invention relates to the field of seawater treatment, in particular to a mineralization filter tank for low-turbidity produced water, which comprises a mineralization tank for accommodating water in the mineralization process; a water inlet and a water outlet are formed in the mineralization pool, the water inlet is located at the lower part of the mineralization pool, and the water outlet is located at the upper part of the mineralization pool; the filter material layers are arranged in the mineralization pool and used for mineralizing water, and the multiple filter material layers are arranged at intervals along the height of the mineralization pool; the buffer layer is arranged in the mineralization pool and located on the lower side of the filter material layer, buffer plates are arranged in the buffer layer, a buffer channel for water to flow to the filter material layer is formed between the buffer plates, and the water inlet communicates with the buffer layer and is located on the side, away from the filter material layer, of the buffer channel; a deposition layer is formed between the water outlet and the filter material layer; the deposition assembly is arranged in the mineralization pool, located on the deposition layer and used for prolonging the circulation path of the mineralized water. The device has the effects of reducing the impact of water flow on the ore filter material and reducing the turbidity of produced water.

The invention relates to the technical field of lined paper processing equipment, in particular to a rolling device for lined paper production, which comprises a side connecting frame, a rolling roller is rotatably connected to the inner end face of one side of the side connecting frame, a shaft rod is fixedly connected to one side of the middle of the rolling roller, and the inner arc surface of the rolling roller is sleeved with an arc-shaped pressure relief shaft sleeve. An air cavity is formed in the inner arc face of the arc-shaped pressure relief shaft sleeve, and a shaft moving block is slidably connected to the upper end of the outer arc face of the shaft rod. Through a cooperative stress absorption structure of the arc-shaped pressure relief shaft sleeve and the arch-shaped bomb frame, the top of the arch-shaped bomb frame sinks and the bottom of the arch-shaped bomb frame expands outwards to deform in a self-adaptive mode by means of pressure transmission of the air cavity. The structure can actively absorb outer-layer extrusion stress borne by the inner-layer coiled material, the stress is synchronously dispersed to the elastic roller surface through reverse supporting of the arch-shaped elastic frame on the arc-shaped pressure relief plate, creep deformation of the inner-layer coiled material is effectively relieved, the problem that the tightness degree inside and outside the coiled material is inconsistent is solved, and the quality defect of edge cracking and warping in the subsequent slitting process is reduced.

The invention discloses a grinding machine tool for rudder shaft machining, and relates to the technical field of grinding machines, the grinding machine tool comprises a grinding module, the grinding module comprises a front end vertical plate, the front end vertical plate is movably installed on a U-shaped frame, a plurality of grinding machine bases are evenly installed at the front end of the front end vertical plate at intervals, and grinding heads are installed in the grinding machine bases; a plurality of rear motors are installed at the rear end of the front end vertical plate, the positions of the rear motors correspond to the positions of the grinding machine bases, driving structures are installed between the rear motors and the grinding machine bases, the driving structures of the multiple grinding machine bases are independently arranged, the U-shaped frame is installed on the base, a clamping module is installed on the base, and the clamping module comprises a bottom plate. Clamping seats are installed on the two sides of the bottom plate, ring bodies are rotationally installed on the opposite faces of the two clamping seats, clamping motors are installed on the other sides of the clamping seats, output shafts of the clamping motors penetrate through the clamping seats to be connected with the ring bodies, and a plurality of clamping heads are installed on the ring bodies and distributed in a circumferential mode.

The application discloses a transfer glue special for transfer high-gloss tipping paper and a preparation method thereof, and aims to solve the defects of poor environmental protection, insufficient water resistance, large curing shrinkage and the like of the existing transfer glue. The transfer glue is prepared from raw materials such as modified acrylate copolymer emulsion and epoxy modified polyurethane dispersion, wherein the modified acrylate copolymer emulsion is prepared through seed emulsion polymerization, and a composite emulsifier is prepared from an anion and a nonionic emulsifier. The preparation method comprises two steps of modified acrylate copolymer emulsion preparation and transfer glue finished product preparation. The transfer glue is environment-friendly and non-toxic, has high adhesive strength, low curing shrinkage and excellent flow leveling property, can realize complete transfer of an aluminized layer, and guarantees high-gloss texture of the tipping paper; and the preparation process is simple and controllable, and is suitable for industrial production.

The utility model relates to the related field of PVDF (Polyvinylidene Fluoride) film surface processing technology, in particular to building material PVDF film surface weather-proof treatment and coating integrated equipment which comprises a device body, the device body comprises a working table, a storage barrel, a spraying assembly, a guide roller and an adjusting assembly, a discharging roller and a winding roller are respectively arranged on two sides of the upper end of the working table, and the storage barrel is arranged on the working table. The material storage barrel is arranged on the inner side of the workbench, a lower support is arranged at the lower end of the material storage barrel, a feeding pipe is arranged on the side face of the material storage barrel, a cover plate is arranged at the upper end of the material storage barrel, the guide roller is installed in the middle of the upper end of the workbench, the spraying assembly comprises a spraying pump and an installation frame, and the adjusting assembly comprises a fixing base and a connecting base. According to the coating machine, a weather-resistant material and a coating material can be fully stirred and mixed, then synchronous operation of weather-resistant treatment and coating is achieved, the lifting height of a guide roller can be adjusted, tension telescopic adjustment can be conveniently conducted on a PVDF film, and the surface flatness of the PVDF film in the coating process can be conveniently kept.

The invention relates to the technical field of graphite boats, in particular to a graphite boat for preparing graphene foam, which comprises a total bottom plate, a total cover plate, a porous support rod and a loading area, the total bottom plate comprises a lower support plate, the lower support plate is provided with a lower support plate bolt threaded hole, the total cover plate comprises an upper cover plate, and the upper cover plate is provided with a lower support plate bolt threaded hole. The whole charging area is divided into multiple layers through positioning of the plug pin holes, all the layers are mutually independent, the situation that the density uniformity is affected by overlarge gravity of lower-layer materials in large-batch assembly is prevented, meanwhile, each charging area is matched with a certain pre-expansion area, and therefore the density uniformity is improved. The graphene foam with the needed expansion degree is obtained by adjusting the weight of the upper pressing plate, meanwhile, the surface flatness of the graphene foam can be kept through the existence of the upper pressing plate, and therefore the graphene foam with the flat surface, the high expansion rate and the high heat-conducting property can be obtained through the graphite boat prepared through the scheme.

The utility model discloses a feeding device with inert gas input and a suction filtration device, the feeding device comprises a barrel, a feeding pipe and a gas filling pipe, and the bottom of the barrel is open; the feeding pipe and the gas filling pipe penetrate through the top of the cylinder and extend into the cylinder, the end, located on the outer side of the cylinder, of the feeding pipe is connected with an external feeding device, and a feeding hole is formed in the end, located on the inner side of the cylinder, of the feeding pipe; the end, located outside the barrel, of the gas filling pipe is connected with an inert gas input device, and the end, located inside the barrel, of the gas filling pipe is provided with a gas filling hole. The feeding pipe is used for adding feed liquid or flushing liquid, the gas adding pipe is used for introducing inert gas, and the feed liquid is uniformly dispersed in the filter cup through the feeding hole under the protection of nitrogen, so that the surface of a substance to be subjected to suction filtration is flatly accumulated in the filter cup, the suction filtration effect is enhanced, and meanwhile, the suction filtration material is isolated from air to play a role in protection.

The utility model relates to the technical field of tools, in particular to a glass slit manufacturing tool device used in a vertical X-ray diffractometer. Aiming at the problems that the existing glass slit is manufactured by adopting manual installation or a simple fixing tool, a glass sheet is difficult to position and easy to shift, the flatness of the surfaces of the base and the inner and outer rings is difficult to guarantee, the sample stability is poor and the accuracy and repeatability of an X-ray diffraction experiment are influenced due to a single fixing mode, the following technical scheme is provided: the device comprises a limiting sleeve; the mounting block is arranged at the bottom of the limiting sleeve, and a circular glass sheet is mounted in the mounting block; the fixing block is positioned below the mounting block, and a square glass sheet is fixedly connected in the fixing block; and a positioning mechanism. According to the utility model, the manufacturing precision of the glass slit is improved, the flatness of the surface of the glass sheet is ensured, the sample stability is improved, and the accuracy of X-ray diffraction experiment data and the reliability and repeatability of results are ensured.