50results about How to "Improve molding stability" patented technology

The invention provides an optical imaging system. The optical imaging system comprises a lens barrel, a lens group and a spacing element group, and the lens group and the spacing element group are arranged in the lens barrel. The six lenses are sequentially a first lens with negative focal power, a second lens with positive focal power, a third lens with positive focal power, a fourth lens with focal power, a fifth lens with focal power and a sixth lens with focal power from the object side to the image side; the spacing element group comprises a first spacing element, a second spacing element and a third spacing element; the following conditions are satisfied: 1lt; tr1r4 / Tr5r12lt, Tr1r4 / 1.2; the formula is as follows:-1.25 < = d2s / f12lt; and-0.5. According to the invention, the problem of discretization caused by increasing the thickness of the front-end lens in a six-piece optical imaging system in the prior art to satisfy a large field of view is solved.

The invention relates to the technical field of quick connector materials, and particularly discloses a high-stability nylon tube quick connector material and a preparation method thereof. The high-stability nylon tube quick connector material comprises the following raw materials in parts by mass: 50-100 parts of nylon 12, 5-10 parts of nylon 6, 1-3 parts of graphene oxide, 5-10 parts of styrene, 2-5 parts of maleic anhydride, 0.1-0.2 part of an initiator, 5-10 parts of polyethylene, 1-2 parts of polyethylene-maleic anhydride, 1-2 parts of triphenyl phosphate, 1-2 parts of a lubricant, 1-2 parts of a waterproof agent and 1-2 parts of an antioxidant. The oxygen index of a formed product can reach 38.6% or above, the flame retardant grade can reach the V-0 grade of UL-94, meanwhile, the mechanical strength is high, embrittlement is not prone to occurring in the long-term use process, the technology is simple, reaction conditions are mild, and the method is suitable for large-scale industrial production.

The invention provides a forging forming method for an integral bulkhead, aims to solve the problems that materials cannot well fall into a cavity in the forging process of a forge piece, so that positioning is not stable, and the materials cannot well enter the cavity, and relates to the field of forging. A forging forming method of an integral bulkhead comprises the steps that a plate-shaped initial blank is formed; the rod-shaped blank is pressed downwards in the diameter direction of the rod-shaped blank, the rod-shaped blank is widened, and therefore the plate-shaped initial blank is obtained; forming a target forge piece; during forming, the plate-shaped initial blank is placed in a forming die designed according to the target forge piece to be pressed to obtain the target forge piece, the forming die comprises an upper die and a lower die, and the distance from a wad part forming boss of the lower die to a parting surface is larger than the distance from a wad part forming boss of the upper die to the parting surface; a plurality of bridge part extending parts for positioning are arranged on the lower die, and when a target forge piece is formed, the bridge part extending parts are matched with the edge of the plate-shaped initial blank in an abutting mode for positioning, so that the plate-shaped initial blank is fixed.

The utility model discloses a foaming tool for a two-sided body insulation module of a cryogenic storage and transportation system, which comprises a bottom plate, bevel side plates and plane side plates which are symmetrically distributed in pairs are arranged on the bottom plate, a top plate is arranged on the bevel side plates and the plane side plates, and a polyurethane foaming forming space is formed among the bottom plate, the bevel side plates, the plane side plates and the top plate. A polyurethane foaming forming space is arranged on the top plate, a plywood is placed in the polyurethane foaming forming space close to the bevel side plate face, a bevel glass fiber framework is placed in the polyurethane foaming forming space, exhaust holes distributed at equal intervals are formed in the top plate, and injection ports distributed symmetrically are formed in the top plate. And the plywood does not need to be adhered to the two outer sides of the polyurethane foam molding body again, so that the production process and time cost of the two-sided body insulation module are saved, the molding stability of the plywood and the two-sided body insulation module is improved, and the product quality of the two-sided body insulation module is improved.

The utility model provides a forming press for calcined coke, which belongs to the technical field of smelting equipment and comprises a bottom plate, four fixing columns symmetrically arranged on the bottom plate and a fixing die used for forming the calcined coke, a top plate arranged at the tops of the fixing columns, a hydraulic cylinder arranged on the top plate, a telescopic rod arranged on the hydraulic cylinder, and a pressing slide block arranged on the telescopic rod. A downward-pressing sliding block is arranged on the top plate, a downward-pressing mold is arranged on the downward-pressing sliding block, a stress object block is arranged below the downward-moving sliding block, a damper is connected between the stress object block and the top plate, a plurality of material grooves are formed in the stress object block, a cleaning assembly is arranged on the stress object block in a chaining mode, and a hydraulic cylinder drives a telescopic rod and the downward-pressing sliding block to conduct pressing operation. And after the calcined coke enters the material groove, a sealed space is formed by the fixed die and the pressing die for extrusion forming.

The invention discloses an injection molding device with a circulating cooling function, and relates to the technical field of injection molding devices.The injection molding device comprises a feeding mechanism, an injection molding mechanism, a transmission mechanism and a temperature control mechanism, the feeding mechanism and the injection molding mechanism are connected in a fastened mode, the transmission mechanism and the injection molding mechanism are connected in a fastened mode, and the temperature control mechanism and the injection molding mechanism are connected in a fastened mode; the temperature control mechanism is communicated with the feeding mechanism, the feeding mechanism is communicated with the injection molding mechanism, the temperature control mechanism is in fastening connection with the injection molding mechanism, the temperature control mechanism is communicated with the injection molding mechanism, the transmission mechanism is in fastening connection with the injection molding mechanism, opening, closing and injection molding actions of the injection molding mechanism are driven by the transmission mechanism, and the temperature control mechanism is in fastening connection with the injection molding mechanism. The temperature control mechanism adjusts the temperature of the injection molding mechanism and the temperature of the feeding mechanism, and raw materials enter the injection molding mechanism through the feeding mechanism and are heated and plasticized under the action of the temperature control mechanism.

The utility model discloses a kind of heat-conducting silica gel extruding devices, belong to extruding device technical field, including the machine body of silica gel extruder, extruder head, feeding structure and control structure, extruder head is set on the head, feeding structure is set on extruder head, control structure is set on the machine body, control structure connects extruder head and feeding structure, fixedly set on extruder head has discharge pipe, cooling pipe is set on the outside wall of discharge pipe, cooling pipe includes water inlet section, cooling section and water outlet section, one end of cooling section is fixedly connected water inlet section, the other end of cooling section is fixedly connected water outlet section, water inlet section and water outlet section are located in the machine body, cooling section is spirally wound on the outside wall of discharge pipe, fixedly connected with cooling water tank in the machine body, cooling water tank is connected with water pump, water pump is connected control structure, one end of water inlet section is fixedly connected on water pump, one end of water outlet section is fixedly connected on cooling water tank, the utility model has the advantage that the forming stability of silica gel is better.

The invention provides a double-layer jacquard fabric interlayer weaving process and a double-vision artistic effect realization method, and the method comprises the following steps: providing warp yarns, weft yarns and interlayer connecting yarns which are adaptive to double-layer jacquard, and the breaking strength of the interlayer connecting yarns is not less than 3.2 cN / dtex; the method comprises the following steps: importing surface layer jacquard pattern data and inner layer jacquard pattern data into a pattern weaving CAD system, presetting a yarn interweaving threshold value and pattern edge transition parameters of an interlayer connection area, generating a collaborative weaving data table of surface and inner layer jacquard and interlayer connection, marking corresponding interweaving areas of surface layer patterns and inner layer patterns, and carrying out collaborative weaving; the collaborative weaving data table comprises intervention opportunities and interweaving frequency parameters of connecting yarns in each region; according to the invention, by switching the connecting structure in different periods, adapting to the characteristics of the jacquard area and combining the parameters of the connecting yarn and the limitation of the interweaving depth, the complete concealment of the connecting points, the accurate alignment of mirror image jacquard of the surface and inner layers, the control of the dislocation amount within 0.15 mm and the complete and non-split double-visual effect are realized, and the visual requirements of high-end fabrics are met.

The utility model relates to the technical field of plywood processing, and discloses plywood forming processing equipment which comprises an equipment frame, a top plate, a driving motor and a hot pressing plate, a rail mounting plate is fixedly connected to the lower end of the inner side face of the equipment frame, a mounting bottom plate is fixedly connected to the rail mounting plate, and a moving device is arranged on the mounting bottom plate; a clamping device is arranged on the moving device, the moving device is composed of a transverse moving structure and a longitudinal moving structure and used for driving the clamping device to move transversely or longitudinally, and the transverse moving structure comprises a connecting block, a pressing table, a hydraulic cylinder and a hydraulic pump. The accurate relative position between the plywood and the hot pressing plate in the hot pressing process can be ensured, and the problem of uneven pressing or inaccurate forming caused by position deviation is avoided.

The present application relates to a production process of high-density knitted fabrics, and to the technical field of fabric production processes, which includes the following production processes: skimming and absorption: rubbing the yarn to make the impurities and exposed wool on the surface of the yarn fall off; absorbing the impurities and exposed wool that have fallen on the yarn; yarn straightening: roller-pressing the yarn to reduce the exposed wool remaining on the yarn; continuously absorbing the exposed wool that has fallen on the yarn; sizing: passing the yarn through the sizing liquid through a yarn guide device, and the yarn guide device is used to guide the displacement of the yarn and collect the wool that has fallen on the yarn in a centralized manner; weaving: heat-drying the yarn after sizing, and then weaving the yarn into grey cloth. The present application has the effect of ensuring the fluidity of the sizing liquid, thereby helping to improve the sizing performance of the yarn and the forming density and forming quality of the grey cloth.

The utility model belongs to the technical field of sand boxes, and particularly relates to a slip type sand box centering mechanism which comprises an upper sand box and a lower sand box which are both connected with an external hydraulic cylinder. The upper sand box comprises a limiting block I, a clamping sleeve and a centering block I; the lower sand box comprises a centering block II; the first limiting block is fixedly installed on the outer side of the upper sand box, the clamping sleeve is fixedly installed on the upper portion of the inner wall of the upper sand box, the first centering block is fixedly installed between the clamping sleeve and the inner wall of the upper sand box, and the second centering block is fixedly installed on the outer side of the lower sand box. A plurality of sand grooves are formed in the surface of the upper sand box, stabilizing sliding grooves are fixed to the front and the rear of the upper sand box, and stabilizing blocks are fixed to the front and the rear of the lower sand box; by means of the device, the problem that the forming quality is affected due to the fact that gravel cannot be centered after being formed at present is solved.

The utility model relates to the technical field of lithium battery diaphragm tape casting, in particular to a lithium battery diaphragm vacuum cover device, which comprises a vacuum cover group, an oil accumulation chamber is arranged at the bottom of the vacuum cover group, the oil accumulation chamber comprises a perforated plate group, and the perforated plate group comprises a first perforated plate and a second perforated plate. When the vacuum cover device is used, the porous plate group is arranged in the oil accumulation chamber, the vacuum cover group, the oil accumulation chamber and a film forming operation space are spatially divided by the porous plate group, and the pressure in the vacuum cover device is more stable and has smaller fluctuation through porous connection of the porous plate group, so that the molding stability of a cast film attached piece is effectively improved; the oil accumulation chamber is arranged at the bottom of the vacuum cover group, and oil smoke condensed into oil drops in the oil accumulation chamber is collected by utilizing the oil accumulation chamber, so that the technical defects of a traditional vacuum cover are effectively overcome, the appearance defects of oil stains on the surface of a membrane material are avoided, and the quality of a lithium battery membrane product is improved.

The utility model discloses a mother alloy casting mould, including lower mould fixing plate and upper mould fixing plate, the upper mould fixing plate is provided with a pair of upper detachable mould, the surface of upper detachable mould is provided with upper forming groove, the upper mould fixing plate is provided with upper connecting groove, the upper connecting groove is arranged between the two upper detachable mould, and the lower mould fixing plate is provided with lower connecting groove. The upper detachable mold and the lower detachable mold can be directly detached and replaced when mother alloy products of different specifications and shapes need to be produced, and the upper detachable mold and the lower detachable mold can be directly detached and replaced in the casting operation, so that the production efficiency is greatly improved, and the production cost is reduced. A complete and coherent casting channel is formed by the liquid injection opening, the upper connecting groove, the injection opening, the upper forming groove and the lower forming groove, the top of the push rod is arranged in the lower connecting groove, redundant components can be taken out by pushing the push rod after cooling in a communicating pipeline, and accurate guiding is achieved through cooperation of the positioning sleeve and the positioning column in the mold closing process.

The invention discloses a wood chip filter element material for engine oil purification and a preparation method, and belongs to the technical field of engine oil filter material preparation, and the preparation method comprises the following steps: firstly, pretreating wood chips with an alkaline sodium sulfite solution, then respectively carrying out oxidation-acylating chlorination, phenolic hydroxylation and amination on the pretreated wood chips, and carrying out drying to obtain the wood chip filter element material for engine oil purification. Respectively preparing a first intermediate product, a second intermediate product and a third intermediate product, finally mixing the first intermediate product with the second intermediate product and the third intermediate product, and carrying out die forming under a hot condition, so as to prepare the wood chip filter element material. According to the invention, sawdust is taken as a raw material, and the engine oil filter element material with good filtering performance on engine oil is prepared through chemical modification.

The application discloses a kind of convex structure 3D printing method of inner cone parts, belong to 3D printing manufacturing technical field, it includes box, the base is placed in the bottom of the box, the outer side of the base is fixedly installed with portal frame, the first motor is installed in the base side, the fan that is used with the air suction pipe is installed in the working tank, the filter plate is installed in the first fixed block buckle;Through the extension head structure design to the inner wall of inner cone part main body, extension head itself has the effect of strengthening the overall structure support strength of part, the use amount of extension head and part inner wall part support can be greatly reduced when D printing, not only reduce the support material cost, but also can reduce subsequent support piece removal process, avoid to cause damage to extension head, part inner wall when removing support, further improve part forming quality and production efficiency, especially adapt to the precise printing demand of complex convex structure such as inner cone part inner wall extension head with structural strengthening function.

The invention belongs to the technical field of silicon micro-powder, and particularly discloses silicon micro-powder for integrated circuit packaging and a preparation method thereof, the silicon micro-powder is multi-stage modified spherical silicon micro-powder, and the multi-stage modified spherical silicon micro-powder is prepared from basic spherical silicon micro-powder through modification processes of gradient alkali etching pore forming, bifunctional silane grafting and polyaryletherketone oligomer coating in sequence; in the basic powder purification step, precise purification of the industrial-grade silica powder is realized through a combined process of acid pickling, hydrofluoric acid shallow etching, water washing and drying. Wherein the diluted hydrochloric acid can remove metal cation impurities in the silica powder in a targeted manner, and the impurities are prevented from forming a conductive path in the subsequent packaging process, so that the dielectric loss is reduced, and the insulating property of the material is improved; and the shallow etching of the hydrofluoric acid dilute solution can peel off the surface silicon dioxide impurity layer, and meanwhile, the etching depth is controlled to avoid damaging the spherical structure of the silicon micro powder, so that the uniformity of the subsequent modification process is ensured, and a high-quality base material foundation is laid for the subsequent modification step.

The invention relates to the technical field of air conditioner compressor accessory powder metallurgy compression molding machining, in particular to an air conditioner compressor accessory compression molding process which comprises the following steps of a, powder selection and pretreatment, b, material mixing, c, compression molding and d, material receiving. In the material receiving step, a buffering module capable of conducting buffering protection on the green bodies is arranged, the buffering module is used for buffering the green bodies in the discharging process, it is guaranteed that the green bodies are not collided when being obliquely conveyed through a conveying channel, and then the green bodies are prevented from being damaged in the material receiving process of die-casting forming; and the forming stability of green bodies and the processing efficiency of received materials are improved.

This invention relates to the field of food deep processing technology, and particularly to a sodium bicarbonate-assisted open-pore type of high-rehydration instant rice, its preparation method, and its application. The compound dry powder of this invention comprises the following components in parts by weight: 450-550 parts pregelatinized corn starch, 100-200 parts wheat starch, 4-8 parts monoglyceride, 1-3 parts sodium bicarbonate, and 4239-4445 parts indica rice flour. The compound dry powder is used to prepare instant rice, which, under 6-minute rehydration conditions, exhibits a higher rehydration ratio, a higher percentage of intact grains, and a lower dry sample breakage rate. Simultaneously, the finished product moisture content is controlled within the low moisture drying endpoint range of below 8%, providing a basis for the preparation of high-rehydration instant rice.

This invention discloses a mold mechanism for an integral sunroof frame instead of a split sunroof frame, relating to the field of sunroof frame mold technology. It includes a rear template, a support plate, an ejector plate, and a clamping plate connected in sequence. The rear template is provided with split rear mold cores and positioning modules. The split rear mold cores include rear mold core one, rear mold core two, rear mold core three, rear mold core four, rear mold core five, and rear mold core six. The positioning module includes rear mold positioning mold one and rear mold positioning mold two. This application provides a mold mechanism for an integral sunroof frame instead of a split sunroof frame. A hydraulic cylinder drives a slider to move towards the cavity side, closing the side forming area of ​​the H-shaped product. Together with the split rear mold cores, it forms a complete H-shaped product forming cavity. The opening and closing of the side cavity is completed by the hydraulic cylinder-driven slider, with stable action response, adapting to the side forming requirements of H-shaped products. The structure of the split mold cores also reduces the contact resistance between the product and the mold cores, improving demolding smoothness.

This invention discloses an automatic slotting machine for cardboard box production, relating to the field of cardboard box slotting technology. It includes a workbench; a placement platform, located on one side of the workbench, for supporting cardboard to be slotted; a conveying device, located on the placement platform, for conveying the cardboard to the slotting area; a drive device, mounted on the workbench; a cutting blade mechanism, connected to the output end of the drive device and located in the slotting area; and a waste material auxiliary mechanism, located below the cutting blade mechanism. This invention achieves this by sequentially staggering the first side cutting blade group, the second side cutting blade group, and the inner end cutting blade along the rotation direction of the slotting blade disc. This allows the cardboard slot to be formed progressively in the order of cutting on one side, cutting on the other side, and cutting the inner end, reducing the large-area compression contact between the blade group and the cardboard at the same time. This reduces the possibility of collapse in the non-cutting area of ​​the cardboard and improves the forming stability of the slot edge.

The invention provides a reinforced nylon composite material as well as a preparation method and application thereof, and belongs to the technical field of composite materials. According to the invention, the polyadipyl m-xylylenediamine and the inorganic fiber are used as a composite stiffening agent, so that the strength and modulus of the nylon composite material are enhanced; a main antioxidant, an auxiliary antioxidant and an anti-photoaging agent are introduced into the composite additive, so that the nylon composite material has excellent apparent property and excellent forming stability, the product forming time can be effectively shortened, the size stability can be improved, and the problem that the size is unstable after nylon absorbs moisture is solved; meanwhile, basic magnesium sulfate whiskers in the composite additive are combined, and the basic magnesium sulfate whiskers have the characteristics of high rigidity, low density, low warpage and the like; under the auxiliary action of the composite lubricant, the obtained nylon composite material has the advantages of high strength, high modulus, impact resistance, low warpage, low density, high apparent property, excellent dimensional stability and excellent comprehensive performance, and can be widely applied to materials such as plastics instead of steel.

The utility model discloses a corrugated pipe steel belt forming device, and belongs to the technical field of corrugated pipe manufacturing. The corrugated pipe steel belt forming device comprises the conveying module, the positioning module, the decontamination module, the primary pre-bending module, the secondary pre-bending module and the edge rolling forming module, and accurate control over the whole process from feeding to forming of a steel belt is achieved through the series of elaborately-designed modules. Particularly, the decontamination module effectively removes impurities on the surface of the steel belt, and conditions are provided for high-quality welding; and through fine adjustment of the primary pre-bending module and the secondary pre-bending module, the forming precision and stability are guaranteed, and deviation and errors in the forming process are remarkably reduced. And finally, the edge rolling forming module ensures that edge rolling forming of the steel belt is completed in an ideal form, and the yield and the product quality are greatly improved. On the whole, through structure simplification and accurate control, the production cost is effectively reduced, the production efficiency is improved, and the device has important significance for improving the production technology of the thin-wall stainless steel corrugated pipe.

The invention discloses a making method of a low-salt, low-sugar and low-fat dietary vegetable sausage, and relates to the technical field of food processing. The preparation method of the low-salt, low-sugar and low-fat dietary vegetable sausage comprises the following steps: 1, cleaning fresh corn, agaric, carrot and chive, cooking or blanching, dehydrating and chopping or pulping to obtain a composite vegetable base material, pre-cooling and mincing lean pork or chicken breast, and chopping and mixing at low temperature to obtain a viscoelastic meat paste base material; and 2, mixing the composite vegetable base material with the meat paste base material, adding a sugar alcohol sweetening agent, a licorice extract and a yeast extract, and stirring in a vacuum environment to prepare the low-salt, low-sugar and low-fat stuffing. By arranging the exhaust pipeline composed of the circular-truncated-cone-shaped pipe section and the columnar pipe section and enabling the inner diameter of the circular-truncated-cone-shaped pipe section to be gradually reduced in the flowing direction of the stuffing, the continuously-increasing pressure gradient is constructed in the flow channel, and staged and gradient treatment of the high-fiber and low-fat vegetable stuffing is achieved.

A separator according to the present invention comprises, on an organic / inorganic composite porous coating layer, a particulate binder resin comprising a mixture of an acryl-based binder and a PVDF-based binder, and thus has excellent adhesion with an electrode, in a dry state and in a wet state. Accordingly, in a roll-to-roll continuous process, the shape stability and processability of an electrode assembly can be improved, and even in a state of being impregnated with an electrolyte, a strong binding strength between the separator and an electrode can be maintained, and thus high adhesion can be maintained without degrading interfacial resistance characteristics. Thus, inorganic particles can be well fixed without detachment, thereby improving the shape stability of the separator. Accordingly, the heat stability and insulating properties of a battery can be improved, and due to a porous structure with an interstitial volume between particles in the porous coating layer, ion conduction between an electrode and the separator is not hindered, and thus the rate of resistance increase is low and lifespan characteristics are excellent.

The invention discloses a high-temperature-resistant hot melt adhesive and a preparation method thereof, and relates to the technical field of hot melt adhesives. The high-temperature-resistant hot melt adhesive is prepared from the following raw materials in parts by weight: 25 to 35 parts of modified polyimide resin, 20 to 30 parts of modified benzoxazine resin, 8 to 12 parts of carboxyl-terminated nitrile rubber, 5 to 8 parts of C5 / C9 copolymerized petroleum resin, 3 to 5 parts of hydrophobic modified nano silicon dioxide, 1 to 2 parts of silicone powder, 0.5 to 1.0 part of antioxidant 1010, 0.3 to 0.8 part of zinc stearate and 0.05 to 0.1 part of tetrabutylammonium bromide. The high-temperature-resistant hot melt adhesive is scientific in raw material ratio, core resin is modified to improve heat resistance and compatibility, filler such as hydrophobic nano silicon dioxide is added to enhance performance, the preparation process is controllable, nitrogen protection is achieved in the whole process, moisture absorption is prevented through granulation and drying treatment, and a finished product is excellent in high-temperature resistance, good in comprehensive performance and good in storage stability.

This application relates to the field of ceramic powder processing, specifically disclosing a method for preparing spherical aluminum nitride powder, comprising the following steps: S1, dissolving a water-soluble organic carbon source in water by stirring to obtain a mixed solution; then adding alumina, mixing and stirring evenly, with the mass ratio of the water-soluble organic carbon source to alumina being 1:1-2, to obtain a reaction precursor; S2, subjecting the reaction precursor to spray drying and dry pressing to obtain a block; S3, subjecting the block to degreasing, carbonization, and nitriding reduction treatments to obtain a semi-finished product; S4, subjecting the semi-finished product to decarbonization, cooling, and pulverization to obtain the finished aluminum nitride powder; which has the advantages of high sphericity, high purity, and good thermal conductivity.

The invention relates to a shoe sole lateral movement forming machine which comprises a shoe sole forming device, the shoe sole forming device comprises a forming frame, a movable die set and a fixed die set, and when the fixed die set can transversely slide left and right along a transverse movement support to enable a first fixed die frame to be opposite to a movable die frame, the movable die frame and the fixed die set are subjected to first-time die assembly through a die assembly mechanism; after mold opening, the fixed mold set transversely slides left and right along the transverse moving support, so that when the second fixed mold frame is opposite to the movable mold frame, the movable mold frame and the fixed mold set are subjected to secondary mold closing again through the mold closing mechanism, the transverse moving support, the driving support and the guide shaft form a forming frame, and the movable mold set can slide on the guide shaft; mold closing and mold opening are achieved through the mold closing mechanism and the fixed mold set, the fixed mold set is arranged on the transverse moving support in a sliding mode, one-work-one-standby is achieved, continuous production is achieved, the production efficiency is improved, it is effectively avoided that a worker puts an insert between the fixed mold set and the movable mold set, and operation safety is guaranteed.

The utility model discloses a plane box insulation module foaming tool for a cryogenic storage and transportation system, which comprises a bottom plate, a first side plate and a second side plate which are symmetrically distributed in pairs are arranged on the bottom plate, a top plate is arranged on the first side plate and the second side plate, and a foaming forming space is formed among the bottom plate, the first side plate, the second side plate and the top plate. A plywood is placed in the foaming forming space close to the first side plate face, a glass fiber framework is placed in the foaming forming space, symmetrically-distributed material injection ports are formed in the top plate, sealing assemblies are arranged on the outer sides, corresponding to the material injection ports, of the top plate, and vent holes are formed in the top plate at equal intervals. The plywood and the polyurethane foaming material can be directly formed into an integrated structure, the plywood does not need to be bonded to the two outer sides of the plane box insulation module again, the production process and time cost of the plane box insulation module are saved, meanwhile, the forming stability of the plywood and the plane box insulation module is improved, and the production efficiency is improved. And the product quality of the plane box insulation module is improved.

The utility model discloses an axial flow fan and an air conditioner, and belongs to the technical field of air conditioners. The axial flow fan comprises a hub and blades, the blades are connected to the peripheral wall of the hub, each blade is provided with a front edge, a rear edge, an inner edge and an outer edge, a plurality of reinforcing ribs are arranged on the suction surface of each blade, the reinforcing ribs are close to the front edges of the blades and close to the outer edges of the blades, and the reinforcing ribs are arranged on the outer edges of the blades. And the plurality of reinforcing ribs are projected on a plane vertical to the axis of the axial flow fan and are arranged along the radial direction of the axial flow fan. The air conditioner comprises the axial fan. According to the axial flow fan, the forming stability of the axial flow fan can be improved, cost is reduced, and noise is reduced.