86results about How to "Guaranteed to be smooth and flat" patented technology

The invention relates to an infrared ray welding device for welding bar-shaped zone, comprising one or more welding unit mechanisms, wherein the welding unit mechanism comprises a reflecting shade the two ends of which are provided with lampshade fixing end plates; the surface of the inner cavity of the reflecting shade is of a smooth concave mirror, and the inner cavity is a semielliptic columnar cavity body; the two ends of the inner cavity of the reflecting shade are provided with infrared tubes through a tube installation frame; the infrared tube is positioned on one focal line of the semielliptic columnar cavity body, and the other focal line of the semielliptic columnar cavity body is used for arranging the object to be welded; and when more than one welding unit mechanism is arranged, the welding unit mechanisms are connected by a connecting mechanism. The invention is suitable for fast and uniformly welding the object which is fragile and not easy to contact, the device can make infrared ray form a bar-shaped heating zone with consistent temperature, can realize synchronous welding of multiple groups of zones, and has the characteristic that the interval of the welding zone can be adjusted, thus effectively improving the welding quality and welding efficiency, having non-pollution and saving energy.

The invention relates to a designing and manufacturing method of an exhaust type acid and flame resistant lead acid storage battery having the advantages of high specific energy, long life, fast charging and no corrosion and used for electric road vehicles. The charging and discharging states and the temperature changes of all 2V single batteries of a 2-48V storage battery are timely monitored through improving the design of the case-lid structure of the lead acid storage battery, the single batteries are connected through adopting whole metallic lead sleeve inserts pre-injected into a battery lid, the bottom of the battery is not provided with a saddle, exhaust plugs are provided with acid and explosive resistant devices, positive and negative electrode plates are designed to be paste type thin electrode plates to substitute thick tubular positive electrode plates, a separation plate can individually adopt an ultrathin glass fiber separation plate or a PE separation plate or combines the ultrathin glass fiber separation plate with the PE separation plate, and an electrolyte adopts a colloidal electrolyte. The above designing and manufacturing method can ensure a case that the storage battery is not detonated by an open fire in the use process, equipment corrosion of acid mist and caused environmental pollution to be eliminated, a rated capacity C3 value to be reached after 1h rapid charging, charging of the battery to be completed within 3h, and the storage battery to have the characteristics of high specific energy, deep cycle and long life.

The invention relates to a horizontal triangle adhesive tape sticking device. The device is characterized by comprising a frame (1) and a winding device (2) and two heating cutter devices (3) horizontally arranged on the frame (1); and a small pressure wheel device (4) and a big pressure wheel device (5) are arranged on the frame (1) above the winding device (2). By adopting the horizontal triangle adhesive tape sticking device, full-automatic sticking operation is realized, the production efficiency and the success rate are improved, and smoothness of the stuck position is ensured.

The invention belongs to the field of milling cutters, in particular to a minitype diamond-tooth milling cutter which is used for processing the minitype slotted hole of a multilayer printed wiring board, and a processing technology thereof. On the basis of the prior art, a step of semi-accurately cutting a spiral groove is added in the processing technology, and thus the cutting mill with the minimum external diameter can be favorably processed. The invention also provides a minitype diamond-tooth milling cutter which is suitable for processing the minitype slotted hole of the multilayer printed wiring board; the helical angles of the left spiral groove and the left spiral groove are respectively 18-22 degrees; and the external diameter phi d of the head of the milling cutter is 0.4-0.7mm. Under the condition that the external diameter of the milling cutter is smaller, a proper spiral angle is chosen; force borne by the head of the milling cutter is reduced while chip removal space is reasonably designed; the phenomenon of excessive wearing or'snapping' because force borne by the head of the milling cutter is too big is avoided; and the milling cutter still has bigger milling strength. The minitype diamond-tooth milling cutter and the processing technology thereof can be used for processing minitype slotted holes.

A contractible core unit for plastic mould is composed of moulding core and its fixing plate, primary and secondary slide blocks arranged along circumference at intervals, oblique push rods and its fixing plate, push plate, movable mould seat, and fixing part. When the mould is used for injection moulding, the inner surface of moulding cavity is smooth. After said injection moulding, the primary and secondary slide blocks are contracted inward under the action of push mechanism, so the bottle neck-shaped plastic product can be easily taken out of the mould.

The invention discloses a graphene-based high-emissivity infrared emission film and a preparation method thereof. The graphene-based high-emissivity infrared emission film comprises a transparent substrate, a roughened graphene composite layer, an electrode layer and a packaging layer which are sequentially stacked from bottom to top, wherein the graphene composite layer is a composite layer formed by an adhesive layer formed by curing a liquid adhesive and a graphene thin film when the graphene thin film which grows on a rough processed catalytic substrate is transferred to the transparent substrate through the liquid adhesive; the adhesive layer completely copies rough lines on the catalytic substrate; and the roughness of the graphene composite layer is 0.5-40 [mu]m. The graphene composite layer is formed when the graphene thin film which grows on the rough processed catalytic substrate is transferred to the transparent substrate by the liquid adhesive, so that the specific surfacearea and the surface roughness of the graphene composite layer are obviously improved, thereby improving the emissivity of the infrared emission film.

The invention discloses a solid wood veneer and a manufacturing process thereof. A cabinet body board comprises a surface layer solid wood veneer and a solid wood board core, wherein the side edges ofthe solid wood board cores are meshed with each other through side extending parts, the end parts of the solid wood board cores are meshed with each other through the meshing grooves, the solid woodreinforcing plates are bonded and fixed on the two sides of the solid wood board core, a wood chip leveling layer is arranged on the outer surface of the solid wood reinforcing plate, the surface of the wood chip leveling layer is bonded and fixed with a surface layer solid wood veneer. According to the solid wood veneer, the solid wood board core is adopted as the base material to manufacture thecabinet body board, the solid wood board core is fixed through the solid wood reinforcing board, the fixed degree between the solid wood board cores is high, the bending resistance of the cabinet body plate is effectively improved, the structural strength of the cabinet body plate is guaranteed, and the structure strength of the cabinet body plate is matched with the wood chip leveling layer, itis guaranteed that the surface layer solid wood veneer is smooth and flat after being attached to the surface layer solid wood veneer, and the manufacturing quality of the cabinet body panel is high.The manufacturing process has the beneficial effects of being simple in operate, the saw dust can be recycled, the use amount of precious wood is reduced by taking the solid wood board core as the base material, and resources are saved.

The invention discloses a tire protection cover spin-edge machine which comprises a rack, wherein a spin-edge moving mechanism is arranged on the rack. A sliding fixing block is arranged on an execution part of the spin-edge moving mechanism, and a rotating shaft and a swing-arm drive motor are arranged on the sliding fixing block. An output shaft of the swing-arm drive motor is connected with the rotating shaft, and a spin-edge mechanism is arranged on the rotating shaft. The spin-edge mechanism is provided with a swing arm, and an internal pressure wheel and a spin-edge gear ring are arranged on the swing arm. A moving seat is arranged on the outer periphery of the spin-edge gear ring in movable mode, and the moving seat can move along the spin-edge gear ring. A drive motor is arranged on the moving seat, and a rotating gear wheel is arranged on an output shaft of the drive motor. The rotating gear wheel is in mesh connection with the spin-edge gear ring, and a spin-edge actuator is arranged on the moving seat. An external pressure wheel is arranged on an output shaft of the spin-edge actuator, and the external pressure wheel and the internal pressure wheel are arranged side by side. The tire protection cover spin-edge machine can replace the manpower to proceed with edgefold handling. The tire protection cover spin-edge machine has the advantages of greatly improving the production efficiency, guaranteeing the processing quality, lowering the rejection rate, and finally achieving the aim of greatly reducing cost.

A multi-functional automatic wall painting machine belongs to the field of constructions, wherein a wall painting main machine is disposed on a perpendicular frame which is located on the side of a virtual frame close to a wall body; a lifting drive device is connected to the wall painting main machine; a cement mortar hopper is disposed on the wall painting main machine; a wall painting plate is disposed on the side of the wall painting main machine close to the wall body; a conveying belt of which the end part is located on the upper end of the wall painting plate is disposed in the cement mortar hopper; and a vibrator is disposed on the inner side of the wall painting plate. By use of the wall painting machine, wall painting can be implemented automatically, and wall painting efficiency is increased. The working efficiency of the wall painting machine is equal to the working efficiency of at least eight wall painting technicians, so that the wall painting efficiency is increased greatly; manual expenses are reduced; company benefits are increased; construction can be completed on time within a contract term; competiveness among peers in the same industry is enhanced; and users' time requirements are satisfied.

The invention provides an assembled steel structural integrated house wall comprising external wall boards, internal wall boards, connecting screws, nuts and a steel structural wall skeleton. The external wall boards and the internal wall boards cover two sides of the wall skeleton respectively; one ends of the connecting screws are embedded in the internal wall boards; the external wall boards are provided with connecting holes corresponding to the connecting screws; the other ends of the connecting screws run through the connecting holes to be screwed with the nuts; thus, the external wall boards, the internal wall boards and the wall skeleton are connected integrally. According to the technical scheme, structural strength of the integral wall is improved through the connecting screws, the external wall board and the internal wall board are assembled more conveniently, operating space is enlarged, the outer surface of the wall keeps flat and tidy, vertical keels can be inserted intothe ground to be connected with the same so that the capacity of resisting severe environment is improved; besides, as the wall is filled with a thermal insulating material, the wall is suitable to beused in hot summer, people's living environment is improved, and service life of the wall is prolonged.

The invention relates to the field of rubber cutting production, in particular to a rubber tapping tool with two sections of cutting edges, which is controlled by a motor to automatically perform high-quality, efficient and protective cutting on rubber trees. The invention provides the inlaid rubber tapping tool with two sections of cutting edges, which is matched with a motor. The tool consists of a milling cutter head, a cutter bar and a blade. The inlaid design can adapt to different rubber tapping environments, blades of different structures and angles can be flexibly selected, and the rubber tapping requirement is met; the tool adopts the structural design of a small wedge angle, a large front angle, a large rear angle and an arc chip guide, so that the cutting requirement of wood is met, a smooth and flat cutting plane is obtained, and rubber discharging, heat dissipation and chip removal are facilitated; due to the design of the two sections of cutting edges, smooth and flat cutting planes and side surfaces are guaranteed, and rubber trees are prevented from being damaged; and the inclination angle of the cutting edges prevents a rubber solution from losing from the side surfaces, so that the yield is ensured.

The invention relates to a clamping device for glazing porcelain. The clamping device comprises a clamping rod, a supporting pipe, clamping claws and a controller, wherein a handle is arranged on theclamping rod; a brake handle is hinged to a position below the handle; the supporting pipe is of a pipe body; a plurality of supporting claws inclined outwards are arranged at the top end of the supporting pipe in an annular array; the clamping claws are rod bodies; the controller comprises a control claw and a brake wire; and the control claw comprises a lantern ring and a control rod. The clamping claws approach a second vertical pipe when the brake handle is not stressed, free ends of the clamping laws retract towards the center of the second vertical pipe so as to reach the inside of a blank with a narrow opening; when the supporting claws abut against the bottom of a blank bottle, the brake handle is manually tightened to pull the brake wire so that a connecting rod can drive the lantern ring to slide downwards, when the lantern ring slides downwards, the control rod pulls the clamping claws to expand towards all directions to be stuck on the shoulder of the bottle, and thus the blank with the narrow opening is clamped by the camping claws together with the supporting claws; and the clamping is stable, the glazing on an inner wall and an outer wall is finished at one time, andtime and labor are saved.

The invention discloses a method for performing friction welding by utilizing a machine tool, and relates to the field of machine tool equipment. The method aims to solve the problem that the occupiedspace of traditional friction welding is large. According to the technical scheme, the method comprises the following steps that S1, all shafts go back to original points, and two to-be-welded partsare clamped on the main shaft and the auxiliary shaft correspondingly; S2, the main shaft rotates, and meanwhile, the auxiliary shaft is rotated and locked; S3, the auxiliary shaft is moved and positioned, and an auxiliary table drives a pushing block to move to be in contact with the pushing plate; S4, the auxiliary shaft and a tool turret move at the same time and drive the to-be-welded parts tomove to a mutual contact state, and friction heating is achieved; and S5, the rotating speed of the main shaft is reduced to be zero, a first three-jaw chuck loosens the workpiece, and meanwhile, theauxiliary shaft drives the workpiece to return. The method for performing friction welding by utilizing the machine tool has the advantage of less workpiece clamping frequency.

The invention relates to an intelligent 3D printing device with fine processing and protection functions. The device comprises a protection mechanism, a processing mechanism, a printing table, a sprayhead, an ascending and descending table, a transverse moving table and an ascending and descending mechanism, wherein the processing mechanism comprises a transverse moving assembly, a first oil cylinder, a first piston, a second oil cylinder, a second piston, an oil pipe, a first motor, a milling cutter and two support frames; the protection mechanism comprises a protection ring, a cover plate and two support assemblies; each support assembly comprises a second motor, a side plate and two telescopic assemblies; each telescopic assembly comprises a driving unit, a telescopic frame and two connecting rods. The intelligent 3D printing device with fine processing and production functions has the advantages that projected parts on the spray head single-layer printing surface are cut through the processing mechanism; the smoothness and flatness of the printing surface are ensured; the printing quality is improved; in addition, through the protection mechanism, the protection ring descends;the printing table and the ascending and descending table are shielded; the sputtering of fragments generated during the processing can be prevented; people around the equipment are protected; the practicability of the equipment is improved.

The preparation process of a high-strength and durable stainless steel slicing knife of the present invention uses molten stainless steel raw materials to be molded directly, which is quick and easy. Compared with the prior art, the prepared slicing knife not only has the properties of crystalline silica High hardness, but also has the excellent toughness of stainless steel, even if the thickness of the blade is ultra-thin, the hardness is very high, very light and sharp. Due to the silicon dioxide layer on the surface, the wear resistance is excellent, basically no need to sharpen the knife, and the silicon dioxide layer almost isolates the stainless steel material of the blade from contact with the outside world, further eliminating the possibility of rust.

The submersible river-desilting dredging machine is characterized by that its motor and mud pump are placed in a sealed shell body, the output shaft of said motor is connected with the mud pump by means of speed-changing gear box, and a power shaft which is perpendicular to the output shaft of motor is set between the motor and mud pump, the power shaft is matched with speed-changing gear box, and its two ends are equipped with symmetrical eccentric wheels, and the mud pump is placed on the chassis of the shell body, and the outer side of working surface of the chassis is covered with cutting filter screen, and the external end of sealed shell body is equipped with floating body. The invention is applicable to various river dredging engineerings.

The invention belongs to the technical field of aluminum alloy door and window spray-coating, and particularly discloses a spray-coating method of an aluminum alloy door and window. The method includes the steps of preprocessing, degreasing, deoiling, neutralizing, electrochemical polishing, anodizing, spray-coating and curing. The completeness of the surface of a non-spray-coated aluminum alloy profile can be improved, the smoothness of the surface of a anodized aluminum profile is improved, and therefore the airtightness of a coating is improved, the decoration performance and corrosion resistance of the aluminum alloy profile are enhanced, the spray-coating quality is improved, and the machining quality of the aluminum alloy profile is improved.

The invention discloses a photo album inner core sheet double-faced gluing treatment system and a treatment method. The system comprises photo album inner core sheet double-faced gluing equipment and photo album inner core sheet double-faced gluing drying equipment that are connected; the photo album inner core sheet double-faced gluing equipment is connected with a paper feeding machine; and the photo album inner core sheet double-faced gluing drying equipment is sequentially connected with a finishing machine and a forming machine through transmission equipment. The method comprises the following steps that a photo album inner core sheet is placed at the paper feeding machine, coated by the photo album inner core sheet double-faced gluing equipment, dried on a mesh belt, subjected to photo applying on the finishing machine, and finished and formed on the forming machine. According to the system and method, the coating is performed on the double faces simultaneously, so that coating and drying speeds, and the efficiency are high; the inner core sheet is level and deforms little; the defects existing in a silicon paper technology used that a working field is polluted, the cost is high, waste is caused due to unrecyclable silicon paper, the working efficiency is low due to labor uncovering and applying by hand, and the fluctuation of the product quality by manual operation is large are overcome; and the system and the method have significant economic and social benefits.