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25results about How to "Avoid flash" patented technology

Preparation mold for injection molding automobile lampshade

The present invention provides a preparation mold for injection molding automobile lampshades, and relates to the technical field of injection molding of auto parts, comprising: a U-shaped frame, wherein side support frames are fixedly arranged on both sides of the bottom of the U-shaped frame; a conveyor is fixedly arranged below the side support frames on both sides; a conveyor belt is rotatably arranged in the middle of the conveyor to cooperate with a rotating roller; a main mold body is fixedly arranged at the middle front end opening of the U-shaped frame; the present invention is provided with an inclined injection pipe, and a vacuum injection molding method is provided. A vacuum pump extracts air and extracts the air inside the cavity from the inclined injection pipe. After the extraction is completed, the solenoid valve B is closed, the solenoid valve A is opened, and the injection liquid is input into the inclined injection pipe through an injection molding machine, and the injection liquid is quickly and quantitatively filled into the cavity through negative pressure, and then the solenoid valve A is closed, and the electric cylinder is retracted to reset the blocked mold rod, while ensuring that the injection liquid enters the cavity, which can reduce bubbles and speed up the filling, thereby solving the problem that the existing mold is inconvenient for vacuum injection.
Owner:TAICANG TUFENG PRECISION MOULD CO LTD

Joint bearing dust-proof oil seal mold

ActiveCN224781040UImproved molding space accuracyavoid flash
The utility model provides a joint bearing dustproof oil seal mould relates to mould design, include: outer mould, it includes upper outer mould, middle outer mould and lower outer mould, and upper outer mould is equipped with upper mould cavity, and upper mould cavity includes upper positioning groove, upper inverted mould groove, and the bottom of upper outer mould is equipped with upper boss, middle outer mould is equipped with middle mould cavity, and middle mould cavity includes middle embedding groove, middle inverted mould groove, and the bottom of middle outer mould is equipped with middle boss, lower outer mould is equipped with lower mould cavity, and lower mould cavity includes lower embedding groove, lower inverted mould groove and lower positioning groove, and upper boss is embedded in middle embedding groove, and middle boss is embedded in lower embedding groove, and the inner core includes upper positioning shaft, mandrel and lower positioning shaft, and the inner core is placed in the outer mould, and upper positioning shaft is embedded in upper positioning groove, and lower positioning shaft is embedded in lower positioning groove, so that the forming space of oil seal is formed between outer mould and mandrel. The utility model has the beneficial effects: the forming space precision of oil seal improves, avoids the flash or glue defect of oil seal after forming, reduces the oil leakage risk of equipment, prolongs the actual service life of oil seal.
Owner:QUFU NORMAL UNIV

Narrow gap light blocking structure

ActiveCN224593116Uavoid flashSimple structure
The utility model relates to the technical field of automobile lamps and lanterns accessories, specifically discloses a narrow gap light blocking structure, including the light blocking coating of thick wall similar one side of two adjacent car light function parts respectively and the light blocking muscle of installing between two thick walls, the light blocking muscle is installed between thick wall similar one side, and the light blocking muscle includes the light blocking plate muscle of covering sliding connection between the end of thick wall and the light blocking strip muscle of being located at one side of light blocking plate muscle and being embedded between light blocking coating, solve the problem that the traditional light blocking structure exists after installation bigger installation gap, will also rub out powder under the vibration working condition, cause the lamp quality problem and the problem of scrapping.
Owner:CHONGQING GUINUO PHOTOELECTRIC TECH CO LTD

Tail lamp loading structure

The utility model provides a car loading structure for a rear tail lamp, which comprises the rear tail lamp, a bumper and a car body metal plate, the bumper is provided with at least one matching surface, the rear tail lamp is provided with a corresponding number of end surfaces, one end surface corresponds to one matching surface, and an inspection gap is arranged between the end surface and the matching surface. The bumper and the tail lamp are respectively arranged on the automobile body metal plate, the bumper and the tail lamp are connected through an arranged limiting mechanism, the limiting mechanism comprises a limiting insertion piece and a limiting insertion groove, and the limiting insertion piece is used for being matched with the limiting insertion groove, so that an inspection gap between the end face and the matching face is uniform; according to the utility model, the problems in the prior art can be effectively solved.
Owner:JIANGSU LINHUI AUTO PARTS CO LTD

Overflow port structure of photovoltaic rolled glass melting furnace

The utility model relates to the technical field of overflow ports of melting furnaces, and discloses an overflow port structure of a photovoltaic rolled glass melting furnace, which comprises a flow slowing mechanism, a flow control mechanism and a locking mechanism. After molten glass enters the inner wall of the runner, the gentle slope is arranged in the runner and reduces the fall, and meanwhile, the slow flow column is fixed on the outer wall of the gentle slope and slows down the flow speed of the molten glass, so that the molten glass is prevented from directly washing the bottom of the runner, the abrasion of a refractory material is reduced, and the service life of the runner is prolonged; the motor drives the flow pushing plate to rotate through the rotating rod, the flow pushing plate can improve the flowability of molten glass, and the conditions of stagnation, accumulation and the like of the molten glass caused by unsmooth flowing are reduced, so that the generation probability of glass defects such as devitrification and bubbles is reduced, high-quality photovoltaic rolled glass can be produced, and the production efficiency of the photovoltaic rolled glass is improved. And meanwhile, gears are fixed to the outer walls of the rotating rods, the gears are meshed with first gears, the number of the rotating rods is two, and the first gears drive the two rotating rods to move in the same direction.
Owner:TG FUJIAN PHOTOVOLTAIC GLASS CO LTD

Multi-groove cooperative type end face mechanical sealing structure

A multi-groove cooperative type end face mechanical sealing structure comprises a rotating ring and a static ring which are used for mechanical end face sealing, the rotating ring and the static ring are both provided with annular sealing end faces which are coaxially arranged, and the sealing end faces take the circle center of the sealing ring as the reference. An outer side sealing face, an annular groove and an inner side sealing face are sequentially arranged in the radial direction from the outer edge to the circle center. The outer side sealing face is provided with drainage grooves distributed in the circumferential direction, the drainage grooves penetrate through the whole outer side sealing face, the inlet ends of the drainage grooves are connected with the medium side, and the outlet ends of the drainage grooves are connected with the annular groove. When the rotating ring rotates, a medium enters the drainage groove from the inlet end of the drainage groove and then flows into the ring groove from the outlet end. Through the drainage groove, the pressure of a medium in the annular groove can be greatly improved, the medium can be effectively supplemented to the inner side sealing face, the continuity of formation of a liquid film on the inner side sealing face is ensured, and dry friction of the inner side sealing face and flash evaporation of the medium caused by too high temperature are avoided.
Owner:ZHUZHOU TORCH SPARK PLUG CO LTD

Small night down lamp with transparent rear cover

The small night down lamp with the transparent rear cover comprises a transparent rear cover plate, a lamp panel, a shading surface ring and a light-transmitting cover, the lamp panel is embedded in the transparent rear cover plate, the shading surface ring is connected with the lamp panel through a double-shading structure, a main lamp and small night lamp beads are arranged on the lamp panel, the main lamp is located in the middle of the lamp panel, and the small night lamp beads are located in the middle of the lamp panel. The small night lamp beads are installed on the outer ring of the lamp panel around the main lamp, and a clamping groove for clamping the light-transmitting cover is formed in the end, away from the lamp panel, of the shading face ring. By means of the annular groove and the annular inserting plate, a double-shading effect is formed between the transparent rear cover plate and the lamp panel, light channeling between the small night lamp and the main lamp is effectively prevented, no screw connection exists outside the lamp body of the small night lamp down lamp, the product integrity is good, and the transparent rear cover plate can serve as a lamp body insulation part and can also serve as a lamp body insulation part. And therefore, the structure is simplified, and the overall impression of the product can be improved at the same time.
Owner:SHAOXING YOULAI IOT TECHNOLOGY CO LTD

Anti-overflow control system and control method in optical fiber drawing and coating process

The invention relates to an anti-overflow control system for an optical fiber drawing and coating process, and the system comprises a coating material tank which is used for storing a coating material; the conveying pipeline is communicated with the coating material tank and leads to a coating station in the coating mold; the pipeline storage tank is arranged between the material tank and the conveying pipeline, compressed gas is introduced into the top of the pipeline storage tank, and pressure in the pipeline storage tank serves as feedback quantity; the pneumatic control valve group is used for controlling the on-off of the conveying pipeline and the pressure balance of the pipeline storage tank and outputting an execution signal; the pressure sensor is used for detecting the pressure in the pipeline storage tank and / or the conveying pipeline and outputting a feedback signal; and the PLC control system is used for receiving the feedback signal and controlling the pneumatic control valve group to form a pressure closed loop, actively regulating and controlling the flowing of the coating material and preventing material overflow. By introducing the pressure sensor, the pneumatic control valve group and the pipeline storage tank, active regulation and control of flowing of a coating material are achieved, the material overflowing phenomenon is effectively prevented, and the production stability and the product quality are improved.
Owner:JIANGSU NANFANG OPTIC ELECTRIC TECH CO LTD

Coal pressing head for pressing coal in tamping station

ActiveCN224118955UAchieve comprehensive coal pressure treatmentGuaranteed smoothCoke ovensCoal briquetteMechanical engineering
The utility model relates to a coal pressing head for tamping station coal pressing, which comprises a coal car and a coal pressing head main body arranged above the coal car, gaps exist between the left side and the right side of the coal pressing head main body and the corresponding inner side wall of the coal car, and extension plates are detachably arranged at the left end and the right end of the bottom of the coal pressing head main body. And the tail end of the extension plate is propped against the inner side wall of the coal car on the same side. The two sides of a coal cake can be guaranteed to be flat through the extension plates additionally arranged on the two sides of the coal pressing head, and the coal pressing head is more practical.
Owner:HENAN ANGANG ZHOUKOU IRON & STEEL CO LTD +3

Automotive LED front combination lamp

The utility model provides an automotive LED front combination lamp which comprises a lamp shell, a lens and a decorative frame, the lamp shell and the lens are connected in a sealed mode to form a cavity, and the decorative frame is arranged in the cavity. A working sinking groove is formed in the decorative frame, three steps including a first step, a second step and a third step are sequentially arranged at the bottom of the working sinking groove from left to right, a first light outlet is formed in the treading face of the first step, a second light outlet is formed in the treading face of the second step, and a steering lamp assembly is arranged on the treading face of the third step; a position lamp assembly and a high-low beam module are arranged on the lamp shell, the light emitting end of the position lamp assembly penetrates out of the first light outlet, the light emitting end of the high-low beam module penetrates out of the second light outlet, the steering lamp assembly is used for providing a steering lamp function, and the position lamp assembly is used for providing a position lamp function and a daytime running lamp function. The high beam and low beam module is used for providing a high beam function and a low beam function; according to the utility model, the problems in the prior art can be effectively solved.
Owner:JIANGSU LINHUI AUTO PARTS CO LTD

Hook component, hook and loop coupling assembly and hook and loop coupling product

The utility model relates to a ring hook component, a hook ring connecting assembly and a hook ring connecting product. The hook part is used for hook ring connection and comprises a carrier, and a first adhesive layer and a finger lifting area are arranged on the surface of one side of the carrier; the fastening piece comprises a body part, and a plurality of hook-shaped pieces are arranged on the first surface of the body part; and the flexible attachment piece is connected between the fastening piece and the carrier. A second surface of the body portion opposite the first surface is provided with a second adhesive layer, a portion of which is bonded to the flexible attachment. The hook member has a folded state in which the first surface of the body portion faces the carrier and a portion of the first surface faces the finger lift region, and an unfolded state in which the second adhesive layer faces the carrier. According to the hook component, the hook ring connecting assembly and the hook ring connecting product, the length of the hook component can be remarkably shortened, the structure of the hook component is simplified, materials are saved, and cost is reduced.
Owner:3M MATERIAL TECHNOLOGY (GUANGZHOU) CO LTD

Rotary cake molding press

A rotary cake molding press comprises a machine base, a rotary disc is arranged on the machine base, a discharging and forming ejection assembly is arranged on the rotary disc and comprises a feeding chamber seat, a discharging chamber seat, a fixing rod and a lock sleeve, the feeding chamber seat and the discharging chamber seat are connected through a limiting connecting structure, and a first spring is arranged between the feeding chamber seat and the discharging chamber seat. A fixed rod is inserted into the feeding chamber seat, the discharging chamber seat and the turntable, the lower end of the fixed rod is in threaded connection with a nut, an ejector rod is arranged in the fixed rod, a material chamber is formed between the upper ends of the fixed rod and the ejector rod and the feeding chamber seat, a lock sleeve is sleeved on the outer wall of the feeding chamber seat, lock plates are uniformly distributed below the lock sleeve, barbs are arranged on the inner walls of the lock plates, and clamping hooks are arranged on the outer wall of the discharging chamber seat. A fixing column is arranged in the machine base, the upper end of the fixing column penetrates through the rotating disc, a fixing frame is arranged on the fixing column, and a die assembly forming device is arranged on the fixing frame and matched with a material block on the discharging and forming ejection assembly.
Owner:沈传良

Forming mold and exposure lamp shell production line

The invention discloses a forming mold and an exposure lamp shell production line, and belongs to the technical field of exposure lamp production. The exposure lamp shell production line comprises a conveying mechanism, a machining mechanism and a forming mold. The forming die comprises an upper die, a middle die and a lower die, the upper die is provided with a first forming part serving as a male die, the middle die is clamped with the lower die, and a second forming part of the middle die and a third forming part of the lower die form a female die; the conveying mechanism comprises a rotating table, and eight lower dies are evenly arranged at the top end of the rotating table in the circumferential direction. The machining mechanism comprises a feeding unit, a pressing unit, a cooling unit and a discharging unit which are sequentially arranged in the rotating direction of the rotating table. The discharging unit and the cooling unit are located on the same diameter of the rotating table, and the pressing unit is provided with a water cooling valve, so that semi-finished products are subjected to water cooling, air cooling and air cooling. By optimizing the forming process and the mold structure, the product consistency and the yield are effectively improved while the operation efficiency of a production line is improved.
Owner:JIANGSU ZAIYAO OPTOELECTRONICS TECHNOLOGY CO LTD

A punch for manufacturing a bolt

PendingCN122583514AIncrease productivityenough energy
The present application relates to bolt processing equipment technical field, the present application provides a punch for manufacturing bolt, including support base plate and the support base that is rotationally connected with workbench, multiple forming die cavities with receiving slide block are equipped on workbench along circumference. The support base plate is equipped with feeding mechanism, stamping mechanism and ejecting mechanism; feeding mechanism and stamping mechanism are driven through same motor, feeding mechanism is used for cutting off and sending into forming die cavity with steel wire; stamping mechanism is used for forming to blank, receiving slide block is used for avoiding the flash of bolt; ejecting mechanism is used for ejecting from die cavity with forming bolt. The present application integrates feeding cutting, stamping and ejecting in one, realizes multi-station synchronous continuous processing through rotary workbench, greatly improves production efficiency; at the same time, the receiving slide block is used to form closed cavity with die cavity, effectively prevents the flash from generating, guarantees the forming precision and surface quality, realizes the efficient, high-precision automatic manufacturing of bolt.
Owner:HANDAN LERUI NEW MATERIAL TECHNOLOGY CO LTD

A die device for extrusion casting of deformed aluminum alloy ingots

This utility model discloses a die device for extrusion casting of deformable aluminum alloy ingots, including a worktable, a lower die at one end of the lower surface of the inner wall of the worktable, and an upper die correspondingly arranged at the upper end of the lower die. A tight-fitting assembly is provided inside the lower die, and a hydraulic cylinder is provided at one end of the upper surface of the inner wall of the worktable, with its extension connected to one end of the upper die. This utility model can effectively avoid flash problems, improve the sealing effect of the parting surface, and promptly expel gas, thereby improving the strength of the finished product.
Owner:ZHEJIANG HENG DA ALUMINIUM CO LTD

Method of preparing a self-lubricating coating for a stir-friction additive guide mechanism and guide mechanism

ActiveCN118385724BAvoid uneven flatness problemsavoid flashMolten spray coatingNon-electric welding apparatusLubricantChemistry
This invention discloses a method for preparing a self-lubricating coating for a stirring friction additive manufacturing guide mechanism and a guide mechanism, comprising the following steps: Step 1, incoming part inspection; Step 2, preparation of silicon nitride powder; Step 3, spraying and assembly; Step 4, thermal spraying: silicon nitride powder is filled through the filler port 8, fed along the feed pipe 7 into the flame nozzle 6, heated to a molten state at high temperature, and then sprayed onto the inner surface; Step 5, device movement; Step 6, result inspection. The silicon nitride ceramic self-lubricating structure can improve the surface hardness of the cavity wall, solving the problem that the stirring head cannot fully soften the rod due to insufficient hardness; it also solves the problem of lubrication failure under additive manufacturing conditions where lubricants are not applicable. The silicon nitride ceramic self-lubricating coating has good self-lubricating stability; therefore, the stirring friction additive manufacturing guide lubrication device of this invention has good practical value and application potential.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Hydrophilic folding filter element and filter

The utility model provides a hydrophilic folding filter element and a filter, the hydrophilic folding filter element comprises a central rod, a shell, an upper end cover and a lower end cover, and a folding filter medium layer is arranged in a cavity between the central rod and the shell; the folding type filtering medium layer is of a closed-loop structure formed by longitudinally sealing and welding a head folding unit and a tail folding unit after the filtering medium layer is folded around the central rod in the circumferential direction, and a welding seam is formed in the folding type filtering medium layer; the folding type filtering medium layer comprises a film layer and a supporting layer, the area, without the supporting layer, of the film layer located on the head folding unit and the tail folding unit is a welding face, the welding face of the head folding unit makes direct contact with the welding face of the tail folding unit, and a welding seam is located in the welding face. According to the hydrophilic folding filter element, the supporting layer is removed from the welding surface region of the hydrophilic folding filter element, so that the two ends of the film layer in the region are in direct contact in the form of the film layers, and the phenomenon that the supporting layer overflows under the dual action of pressure and high temperature in the longitudinal sealing welding process is avoided.
Owner:SAIPU (HANGZHOU) FILTRATION TECHNOLOGY CO LTD

A detection device and a wearable device

The utility model discloses a detection device and wearable equipment relates to intelligent wearable equipment technical field. The detection device includes lens subassembly and detection component, and the lens subassembly includes lens body and sets up in the first shading ring of first shading ring in lens body, first shading ring will lens body divide into first light path channel and second light path channel, first light path channel is located in first shading ring, and second light path channel is located outside first shading ring, detection component includes light source and light receiving element, and light source and light receiving element are located in the same side of lens body, and light source is located in the range of first light path channel, and light receiving element is located in the range of second light path channel. The detection device can prevent the inside of lens body from leaking and light, and improve the accuracy of detection.
Owner:LUXSHARE PRECISION TECH(NANJING) CO LTD

Wood board edge sealing device

The utility model provides a wood board edge sealing device which comprises a supporting table, a base and an air cylinder, a containing groove is formed in the top of the supporting table, a first motor is embedded in the containing groove, a workbench is vertically and fixedly arranged at the output end of the first motor, a plurality of suction nozzles are arranged on the workbench, and a negative pressure device is arranged at the bottom of the workbench. The base is arranged on one side of the supporting table, a mounting plate is fixedly arranged at the top of the base, a sealing strip assembly is arranged on the side, facing the supporting table, of the mounting plate and used for releasing edge sealing strips, the air cylinder is fixedly arranged on the mounting plate, the output end of the air cylinder penetrates through the mounting plate and then is fixedly provided with a mounting block, and a first mounting groove is formed in the side wall of the mounting block. And two limiting plates are symmetrically and slidably arranged in the first mounting groove, and a driving assembly is further arranged on the mounting block, so that the problem that in the prior art, when four edges of a wood board are sealed, the wood board needs to be positioned for multiple times, and the edge sealing efficiency is low is solved.
Owner:AGRI BANK OF CHINA LUJIANG TANGCHI OFFICE

A mould for injection moulding a face shell of a model car

The utility model relates to the technical field of automobile model, concretely is a kind of automobile model face shell injection mold, the injection mold includes lower mould, upper mould, conveying part and mounting part;Lower mould is located in the bottom of upper mould, conveying part is located in the top of one side of upper mould, and mounting part is set in the top of conveying pipe;Mounting part includes guide column, support column, connecting column, movable plate and second spring;Guide column and support column are fixed on the surface of one side of upper mould, and guide column is symmetrically distributed in the both ends of conveying part, support column is located in the top of guide column, connecting column is fixed in the both ends of lower surface of support column, and connecting column is connected to the inside of guide column, movable plate is fixed on the upper surface of connecting column, and second spring is fixed in the inside of support column.The utility model has the advantages of simple structure, reasonable design, and can quickly take out conveying pipe and connecting pipe from the inside of upper mould, clean residual resin, and maintain normal resin conveying amount.
Owner:DONGGUAN T&C LTD

Clamping tool for machining oil inlet and outlet of oil port block of oil cylinder

The oil inlet and outlet machining clamping tool of the oil cylinder oil port block comprises a longitudinal installation plate and a transverse installation plate, the transverse installation plate is transversely fixed to the side face of the longitudinal installation plate, an OK clamp is arranged on the transverse installation plate, and a left positioning plate and a right positioning plate are arranged on the two sides of the OK clamp. A left positioning clamping position is formed in the space between the left positioning plate and the OK clamp, and a right positioning clamping position is formed in the space between the right positioning plate and the OK clamp. Through the cooperation of the OK clamp, the left positioning plate and the right positioning plate, rapid clamping of the oil port block can be achieved, meanwhile, the oil port block does not need to be disassembled and assembled (secondary clamping is avoided), and therefore the concentricity of an oil inlet hole and an oil outlet hole of the oil port block is guaranteed, and meanwhile the problem of burrs and flashes between staggered holes is avoided.
Owner:LOU XIAO ZHONG GONG YOU XIAN GONG SI

Light-emitting module and vehicle lamp

The invention discloses a light-emitting module and a vehicle lamp, which are characterized in that a metal reflecting layer is arranged between a light-emitting unit and a first adhesive layer, so that the contrast ratio can be improved, light channeling can be prevented, a heat transfer channel can be increased, and the reliability of a device can be improved. The light-emitting unit can be suitable for different light-emitting unit intervals (5-200 microns), the brightness cannot be greatly reduced while the contrast ratio is increased to be larger than or equal to 75: 1, meanwhile, the heat dissipation rate of the light-emitting unit is increased, and the product reliability is improved.
Owner:SUZHOU LEKIN SEMICON CO LTD

Punch forming device for front wheel cover connecting beam

The invention provides a punch forming device for a front wheel cover connecting beam, and belongs to the technical field of punching devices. Comprising a machine body, a cam box is installed on one side of the machine body, a double-hand operation table is installed at the front end of the machine body, a machining table is installed on the inner wall of the machine body, a control center is installed on one side of the machine body, and a positioning model base is arranged on the inner wall of the machining table. Through the arrangement of the positioning pushing assembly and the oil injection recovery assembly, the device is buffered firstly, direct punching on a plate is avoided, cracks, scratches and sinking of the plate caused by strong impact are also avoided, the stability of the plate in the impact process is guaranteed through supporting of a bent part, deformation and flash are prevented, and the production efficiency is improved. And lubricating oil is sprayed to the positioning model base, so that the plate is easier to slide and position in the punching process, the punching precision and stability are improved, the lubricating oil is collected and reused, the consumption of the lubricating oil can be reduced, and the production cost is reduced.
Owner:CHANGCHUN BOCHENG MASCH CO LTD