115results about How to "Improve appearance quality" patented technology

The invention provides an assembly portion structure of vehicle internal gadgets. Usage of the decorative portion structure of vehicle internal gadgets can not only eliminate a gap between mutually abutting portions of a front portion lower end of a window internal gadget and an upper edge portion of a corner gadget both created due to assembly error, but also promote appearance quality. The assembly portion structure is that a lower edge of the window internal gadget (2) is provided with a lock aperture (11), the upper edge portion of the corner gadget (3) is provided with an upper lock claw (21). Inner surface of the corner gadget (3) is provided with a U-shaped groove (23) opening downwards, the U-shaped groove (23) is internally engaged with a buckle (24) and the buckle (24) is able to be moveable up and down within the U-shaped groove (23). A vehicle door window frame (5) is mounted with the window internal gadget (2), the corner gadget (3) is locked with a corner reinforcement member via the buckle (24), in the meantime, the upper lock claw (21) of the corner gadget (3) is tabled with the lock aperture (11) of the window internal gadget (2).

The invention relates to a post processing polishing process for a hot galvanizing product. The method comprises the steps of placing a large number of steel balls into a rotatable containing cavity capable of vibrating up and down, then placing the hot galvanizing product into the steel ball pile, starting equipment to rotate and vibrate the containing cavity up and down to promote the hot galvanizing product to be collided and rubbed with the steel balls, so the face of the hot galvanizing product is polished. The post processing polishing process for the hot galvanizing product can be implemented by adopting normal equipment, the operation is simple and convenient, the cost is very low, and the geometric dimension of a workpiece is not damaged in the treatment process. After the polishing, defects such bulges and uneven parts remaining at the face of the workpiece in a hot galvanized process can be removed, the face brightness of the workpiece is improved, the appearance quality of the workpiece is improved and the use demands of high-grade equipment are met.

A processing for filling resin in a blind groove of a printed circuit board (PCB) is used for filling resin ink in the blind groove of the PCB. The process comprises the following steps of mesh installation, base plate installation, plate loading, pre-setting, ink addition, alignment film pasting on the PCB, silk-screening to remove air bubbles, blind groove filling, plate baking and resin grinding, wherein during the silk-screening process of the step (7), a double-cutter silk-screening mode is adopted, scrape screening is carried out for 5-8 times, and air in the ink is removed; in the step of (8), the blind groove is filled with the resin from one surface of the blind groove by a silk-screening mode, and during silk-screening process, the double-cutter silk-screening mode is adopted and scrape screening is carried out for one time. During the whole fabrication process, a silk-screening air bubble removal process is introduced, scrape screening is carried out for many times, and air bubbles in the ink are removed; the air bubbles are removed before blind hole filling, thus, the problem that filling is not enough caused by insufficient oil feeding quantity after the blind groove is filled with the resin is prevented; and moreover, the groove is fully filled with the resin ink after the blind groove is filled with the resin, no air bubble is generated in the resin ink at the bottom of the groove after the blind groove is filled with the resin, and the product quality is improved.

The invention relates to the technical field of tobacco conditioning processing, in particular to an intensive flue-curing process for softening and flavoring Yunyan 87 tobacco by flue-curing. By theaid of the process, the proportions of green-containing and impurity-containing tobacco and smooth tobacco can be reduced, so that style, characteristics and potential quality of the 87 variety can beeffectively presented. The process comprises the following steps: tobacco pretreatment; early stage of yellowing: dry-bulb temperature is 35-36 DEG C, wet-bulb temperature is 34-35 DEG C and constant-temperature flue-curing is performed for 6-12 h; middle stage of yellowing: dry-bulb temperature is 38-39 DEG C, wet-bulb temperature is 36-37 DEG C and constant-temperature flue-curing is performedfor 12-30 h; later stage of yellowing: dry-bulb temperature is 41-42 DEG C, wet-bulb temperature is 36-37 DEG C and constant-temperature flue-curing is performed for 12-24 h; early stage of fixation:dry-bulb temperature is 43-44 DEG C, wet-bulb temperature is 36-37 DEG C and constant-temperature flue-curing is performed for 8-16 h; middle stage of fixation: dry-bulb temperature is 47-48 DEG C, wet-bulb temperature is 37-38 DEG C and constant-temperature flue-curing is performed for 20-30 h; later stage of fixation: dry-bulb temperature is 52-54 DEG C, wet-bulb temperature is 38-39 DEG C and constant-temperature flue-curing is performed for 12-24 h; early stage of stem drying: dry-bulb temperature is 59-60 DEG C, wet-bulb temperature is 39-40 DEG C and constant-temperature flue-curing is performed for 4-6 h; later stage of stem drying: dry-bulb temperature is 67-68 DEG C, wet-bulb temperature is 40-42 DEG C and constant-temperature flue-curing is performed for 24-36 h.

The invention relates to a grayish blue glaze. The grayish blue glaze comprises the following components by percent of total weight: 30%-35% of quartz, 32%-38% of feldspar, 8%-11% of talc, 2%-5% of clay, 6%-9% of limestone, 3%-5% of aluminum oxide, 7%-9% of zirconium silicate, 0.01%-0.05% of manganese oxide, 0.1%-0.4% of ferric oxide, 0.01%-0.05% of chromic oxide, 0%-0.3% of cobaltous oxide, 0%-1% of dispersing agent, and 0%-1% of sodium carboxymethyl cellulose, wherein the dispersing agent is ceramic dispersing agent A15, and zirconium silicate is 3 micron grade. A firing method for the grayish blue glaze comprises following specific steps of stoving, grinding, sieving, removing iron, ageing, spraying glaze and firing. The firing method not only can greatly improve the appearance quality and glaze performance of the ceramic, but also can guarantee high percent of pass of the product, and has good economical benefits.

The invention relates to a dam bag of a rubber dam and a processing technology thereof, belonging to the technical fields of dam bags of the rubber dam and a production method thereof. The dam bag of the rubber dam comprises successively-connected dam bodies, a unvulcanized rheid section is used for connecting adjacent dam bodies, the dam bodies and the rheid sections are in an integral structure, the number of the dam bodies 1 is more than or equal to 2, ranging from 2 to 10, and the rheid section 4 is a rubber rheid. The processing technology comprises the following steps: 1) folding; 2) separating; 3) vulcanizing and shaping at one time; and 4) flattening. As for the dam bag of the rubber dam and the production method thereof provided by the invention, the dam is long in service life, convenient in processing and high in safety coefficient, and the breadth of the dam bag is as much as 10m.

The invention relates to a clothes rack, a mold for same and a method for manufacturing same. The clothes rack comprises a hollow plastic clothes rack body and a hook. The mold for the clothes rack comprises a rack mold cavity consisting of a front mold and a back mold and provided with a gas blowing needle. The method for manufacturing the clothes rack comprises the following steps of: firstly, injecting plastic melt into the mold cavity; secondly, injecting compressed gas into the plastic melt through the gas blowing needle by using a gas injection device; and finally, cooling and demolding to form the clothes rack body. The mold cavity is provided with the gas blowing needle through which the compressed gas is injected into the mold cavity in the clothes rack molding process, the pressure of the gas can make the outer surface of a product attach to the mold cavity, the surface of the product is not provided with recesses, the buckling deformation of the product is small, the appearance quality of the clothes rack is improved, and the rejection rate is reduced; and the hollow clothes rack has the advantages of light weight, material conservation and low manufacturing cost.

The invention discloses a high-strength and high-apparent high glass fiber reinforced nylon material and a preparation method thereof and belongs to the technical field of polymer materials. The high-strength and high-apparent high glass fiber reinforced nylon material comprises the following components in parts by weight: 25-60 parts of nylon, 40-65 parts of glass fiber, 1-25 parts of a surface modifier and 1-10 parts of an additive. The high-strength and high-apparent high glass fiber reinforced nylon material disclosed by the invention overcomes the defects of poor appearance and low intensity of a traditional glass fiber reinforced nylon material, has high strength and high apparent quality and can be widely applied to glass fiber reinforced PA66 materials with high apparent and high strength, such as parts required to replace steel by plastics and having high apparent requirements.

A combination structure of a door that is equipped on a vehicle may include an upper rail formed by bending a metal plate and disposed to correspond to an edge of a door glass, an inner panel disposed by a distance from the upper rail to form an insertion hole and one side of the inner panel is fixed to the upper rail, a frame molding in which a protrusion portion is formed on at least one side thereof and the protrusion portion is inserted into the insertion hole formed between the upper rail and the inner panel, a vehicle body disposed by a distance from the inner panel, and a first sealing member and a second sealing member.

A vehicle seat device having a mechanism for adjusting the tilt of a seat cushion, having high rigidity, having a small size, and having a good appearance. [MEANS FOR SOLVING PROBLEMS] The vehicle seat device has a rotation link (20); a front bracket (40) for installation on a floor surface and a front rocking link (71), the front bracket (40) and the front rocking link (71) interconnecting a first joint (22) of the rotation link (20) and an upper rail (82); a side bracket (10) where the rotation link (20) is fixed to a front section (21); a rear bracket (50) for installation on the floor surface and a rear rocking link (73), the rear bracket (50) and the rear rocking link (73) interconnecting a rear section (11) of the rotation link (20) and the upper rail (82); front drive devices (60-62) fixed to the side bracket (10) and rotationally driving the rotation link (20); and a cushion frame (30) having a rear section (32) and a front section (31) to which, respectively, the side bracket (10) and a second joint (23) are connected. A cushion frame rocking link (72) interconnects the second joint (23) and the cushion frame (30).

The invention relates to the technical field of multi-layer circuit board manufacturing, in particular to a method for manufacturing a multi-layer thick-copper circuit board. The method comprises steps of rough shape cutting, browning processing, board layout, and pressing. Organic glass cloth prepregs are combined with non-woven prepregs; and the two surfaces of all thick copper boards face the non-woven prepregs. During the pressing process, solidified liquid of the non-woven prepregs flow into copper-free regions of the corresponding thick copper core boards fully, so that the binding forces of the bases of the bottoms of the copper-free regions and the prepregs are strengthened; adhesive filling is carried out fully; hole occurrence is avoided; and potential safety hazards of layeringand board explosion due to heating are prevented effectively. The organic glass cloth prepregs serve as strength supports between the thick copper core plate and the outer copper foils and the adjacent thick copper core plate are combined, so that problems of board surface recession, wrinkling, and sliding and the like are solved; the laminated multi-layer copper board has the uniform thickness; the appearance quality of the laminated board is improved; and the good foundation is laid for follow-up film pasting, electroplating and SMT assembling.

The invention relates to a material for repairing microdefects on a surface of concrete, belonging to the technical field of concrete engineering. The material comprises the following components by mass percent: less than or equal to 90% of sulfoaluminate cement, less than or equal to 50% of superfine mineral powder, less than or equal to 50% of gypsum, less than or equal to 50% of active silica powder, and less than or equal to 20% of composite additive, wherein the specific surface area of the superfine mineral powder is 400-500m<2>/kg, the specific surface area of the active silica powder is 1500-2500m<2>/kg, the composite additive is the composite of a powdery retarder, polycarboxylate superplasticizer dry powder, a powdery early strength agent, and a powdery defoaming agent, and the water cement ratio is not less than 0.3. The material is mainly technically characterized in that the expansion rate and setting time are controlled by regulating mixing amount of the material through control of expansion. Due to the addition of superfine mineral powder and active silica powder, the surface quality and corrosion resistance of the concrete are improved; by means of the composite additive, the compactness of the surface of the concrete is improved.

The invention relates to a different-strength-grade concrete structure of a beam-column joint and a construction technology of the concrete structure. The position, no less than 500 mm away from a beam-column connector, of the interior of a beam is determined as a connecting face of high-strength-grade concrete and low-strength-grade concrete, a close-mesh steel wire mesh is hung at the position for isolation, and the steel wire mesh and beam stirrups are firmly bound to ensure that when the concrete is poured, the steel wire mesh is not displaced. In order to prevent the phenomenon that when the high-strength-grade concrete is poured, laitance is retained by penetrating through the bottom of the steel wire mesh, a laitance discharge port is reserved in a bottom formwork of an outer beam of the steel wire mesh; the laitance discharge port is blocked after the laitance of the high-strength-grade concrete is completely discharged before the low-strength-grade concrete is poured. According to the different-strength-grade concrete structure of the beam-column joint and the construction technology of the concrete structure, the construction operation procedures are normalized, shrinkage cracks on the connecting face of the high-strength-grade concrete and the low-strength-grade concrete of the beam-column joint are effectively controlled, and the appearance quality of the concrete is improved.

Disclosed is a polyester film with a coating layer that has excellent appearance quality and antistatic properties. The coating layer is formed on the polyester film by applying a coating liquid to at least one surface of the polyester film and drying the coating liquid thereon. The coating liquid contains an electron conductive compound; at least one compound selected from the group consisting of a polyalkylene oxide, glycerol, a polyglycerol, and an alkylene oxide adduct of glycerol or polyglycerol, or at least one derivative thereof; and an epoxy crosslinking agent.

The present invention discloses a grinding forming method of saw blade tooth. Said invention adopts a surface grinding machine as machining equipment, a finisher is mounted at one side of grinding machine working table, on the finisher a diamond roller is mounted, and on the diamond roller a tooth form face identical to saw blade product tooth form is set. Said method includes the steps of abrasive-disk form face finishing, coarse grinding and fine grinding, etc.

The invention relates to an automobile air duct and a preparation method, especially to a hollow blow-molded micro-foamed automobile air duct material and a preparation method thereof. The material ofthe invention comprises the following components, by weight: 50-80 parts of polyethylene, 0-15 parts of mineral powder, 1-30 parts of polyester, 0.2-1 part of a tackifier, 0.5-10 parts of a foaming agent, 5-15 parts of a blowing promotor, 0.2-0.5 part of a lubricant, and 0.2-0.5 part of an antioxidant. The invention also discloses the preparation method of the material. The hollow blow-molded micro-foamed automobile air duct has the characteristics of high cell density and good apparent quality. An automobile engine hood product prepared by the material has the characteristics of light weight, good heat insulation effect, good dimensional stability, high yield and the like. Under the condition that the whole weight of the product is reduced by more than 40%, the normal assembly and use ofparts are not affected, and the purpose of lightweight is achieved.

The present invention relates to a packing box and its packing method. Said packing box includes box body and partitions arranged in the box body. According to the size of product the size of latticeand distance between the lattices can be defined, said partition is covered with partition film, so that said packing box can protect the product from unnecessary damage.

The invention discloses a high-glass-fiber, high-surface-appearance and high-strength enhanced nylon 6 material. The high-glass-fiber, high-surface-appearance and high-strength enhanced nylon 6 material is prepared from the following components in percentage by weight: 25 percent to 60 percent of nylon 6, 40 percent to 65 percent of glass fibers and 1 percent to 25 percent of a surfactant PA6I. The invention further discloses specific steps for preparing the material: taking all materials except the glass fibers according to the component ratio; after uniformly mixing the materials at a high speed, carrying out melting extrusion on the mixed materials and the glass fibers, which are laterally fed, through a double-screw extruder; dicing through a granulator; drying generated grains in a drying oven and carrying out injection molding to obtain the high-glass-fiber, high-surface-appearance and high-strength enhanced nylon 6 material, wherein the temperature of the extruder is 250 DEG C to 290 DEG C. The high-glass-fiber, high-surface-appearance and high-strength enhanced nylon 6 material has the beneficial effects that the defect that traditional high-filling glass fiber enhanced nylon 6 has poor surface appearance is overcome by the high-strength and high-apparent-quality glass fiber enhanced nylon 6 material.

The invention discloses a tobacco leaf modulation method suitable for an air source heat pump dense baking room. According to the method, multi-stage precise baking is carried out, and modulation is performed by controlling the temperatures of dry and wet balls and the rotating speeds of fans in each stage, and observing the change condition of the tobacco leaves in each stage. Compared with a traditional three-section flue-cured tobacco method, the method has the advantages that four stages are added, the temperature and humidity points are definite in each stage, and the method is simple andflexible to operate; compared with a three-section flue-cured tobacco method, the method has the advantages that the baking cost is reduced by 0.17 yuan per kilogram of dry tobacco leaves, the cost of tobacco leaves is reduced by 84.32 yuan in each furnace, the appearance quality of the tobacco leaves after baking is obviously improved, and the ratio of the middle-grade and high-grade tobacco leaves is high; and in addition, by using the method, a high-speed circulating fan is only used at a color fixing period, and a low-speed fan is used in other periods, so that the power consumption is greatly reduced, the electricity consumption cost is lowered, and the baking cost is saved.

The invention discloses a frame for display equipment. The frame comprises a frame body with the cross section of a U structure, and the two ends of the frame body are bent by 90 degrees to form a top frame and two side frames; first notches and second notches are formed in the inner sides of the bent parts between the top frame and the side frames, and the first notches and the second notches correspond to each other vertically in the height direction of the bending lines of the bent parts. The frame is integrally formed and is high in structural strength; dust can be effectively prevented from entering the display equipment from the frame, and the appearance quality of the display equipment can be improved. The invention further discloses a manufacturing method of the frame for the display equipment. The manufacturing method comprises the steps that a U groove profile is prepared or selected; the U groove profile is cut to obtain the frame body; the to-be-bent parts of the frame body are cut to form the first notches and the second notches; the frame body is bent by 90 degrees to obtain the frame with one top frame and two side frames being in butt joint in a bent mode. By means of the manufacturing method, the manufacturing difficulty is lowered, the manufacturing cost is low, and processing is easy.

The invention provides a closing structure for a flat tube of a condenser of an automobile air-conditioner, in order to solve the problems of a present flat tube structure that the inserting and positioning are difficult, the correcting for the center distance of collecting mains is required before brazing, the invariableness cannot be ensured during a brazing process after the correcting, the appearance effect is inferior, and the like, during a core manufacturing process. A joint of an end of the flat tube and the collecting main is arranged in a wedge form, namely, the size of an outer edge on one side of the port of the end of the flat tube is smaller than the size of an inner edge of an assembling hole of the collecting main, and then, is linearly increased to be consistent with the size of the outer edge of a tube body, so that a wedge-shaped transitional zone is formed between the tube body of the flat tube and the port. The closing structure provided by the invention has the beneficial effects that the flat tube can be conveniently inserted into the assembling hole on the collecting main and can be accurately positioned, the center distance between the collecting mains at two ends meets a design demand, and meanwhile, the welding reliability (zero leakage) is ensured. Besides, after the welding is finished, no closing trace of the flat tube can be seen and the appearance quality is increased.

The invention discloses a cooling liquid refluxing system for a milling machine, comprising a hidden refluxing groove in a worktable component, a relatively independent cavity in a control box component, an oil receiving pan which is on one side of a lifting platform component and used for collecting the cooling liquid, and a communicating sleeve for making filtered cooling liquid flow back to a lathe body component. A hidden cooling refluxing system for the milling machine is advantageous in eliminating a rubber pipe employed by a traditional lathe, and improving the appearance quality of the lathe. The technical scheme of the invention is featured by employing a hidden water drainage design, removing a structure such as the rubber pipe with the premise of satisfying the water drainage performance of the lathe, improving the appearance quality of the product to a large extent, employing multiplex oil filtration screens, a hidden refluxing groove design and a design of adding a cover plate on an exposed part, not only increasing the repeated utilization rate of the cooling liquid, but also decreasing leaking and splashing phenomena of the cooling liquid, and keeping a clean working environment.

The invention provides a process for producing die-cast combined type radiators. The process includes steps of 1), manufacturing an inner core of a radiator into a T-shaped steel tube insert; 2), manufacturing one end of a radiating unit by a die-casting method; 3), sleeving an aluminum alloy section on the outer portion of an extending steel tube of a die-cast part to manufacture a radiating body; 4), welding a transverse tube at the other end of a T-shaped steel tube; and 5), manufacturing the other end of the radiating unit by the die-casting method to obtain a die-cast combined type radiator. The process has the advantages that the radiator is divided into three portions, the difficult problem that the height of an existing die-cast aluminum radiator is limited by equipment, dies and the like is solved effectively, small equipment can be used for producing radiators with various heights by the die-casting method, the thermal performance and the appearance quality of the radiators are improved, and the products are upgraded.

The invention relates to a three-dimensional concave-convex grain printing process, which comprises the following steps that S1, according to requirements, a three-dimensional concave-convex grain drawing file is designed; S2, a first flexographic plate and a second flexographic plate corresponding to the three-dimensional concave-convex grain drawing file are output through automatic plate discharging equipment; S3, the first flexographic plate is pasted on a first hard plate for forming a production mother plate; S4, the second flexographic plate is pasted on a second hard plate for forming a production bottom plate; S5, three-dimensional concave-convex grain semi-finished products are produced by utilizing the production mother plate through a UV (ultraviolet) transfer printing process; S6, the three-dimensional concave-convex grain semi-finished products are pasted and fixed with the production bottom plate, and colors are printed on the three-dimensional concave-convex grain semi-finished products; S7, processing forming is carried out, and finished products are formed. The three-dimensional concave-convex grain printing process has the advantages that a better printing effect can be achieved, and the appearance quality of the three-dimensional concave-convex grains is improved.

The invention discloses a drying device for Chinese herbal pieces. The drying device for Chinese herbal pieces comprises a base and a drying box. A plurality of iron blocks are arranged on the upper side of the base. Springs are arranged on the upper sides of the iron blocks. The upper ends of the springs are connected with electromagnets. A supporting platform is arranged on the upper sides of the electromagnets. Supporting columns are bilaterally arranged on the upper side of the supporting platform. The drying box is arranged at the upper ends of the supporting columns. A screen cylinder isarranged in the drying box. The left end of the screen cylinder is connected with the drying box through a rotary shaft. A driving shaft is arranged at the right end of the screen cylinder. A positioning device is arranged at the right end of the drying box. A motor is arranged at the right end of the positioning device. The right end of the driving shaft is connected with the output end of the motor. The positioning device comprises a positioning sleeve. Bearings used for reducing vibration generated by the driving shaft are arranged in the positioning sleeve and arranged on the driving shaft in a sleeving mode. An air inlet and an air outlet are bilaterally formed in the middle of the positioning sleeve. The drying device for Chinese herbal pieces is simple in structure, convenient to use, high in processing quality, long in service life, capable of saving energy, and environmentally friendly.

The invention discloses an oxygen-isolating microwave fixation method for high-quality tea. A theoretical basis and an implementation scheme of oxygen-isolating fixation of tea are put forward initially, in the microwave fixation process, inert protective gas is injected after oxygen isolation, oxygen is isolated while fixation is guaranteed, non-enzymatic oxidation of tea polyphenol, amino acid, vitamins and other nutritional substances in tea is avoided, and meanwhile, production of organic free radicals is substantially reduced; the tea subjected to fixation with the oxygen-isolating microwave fixation method retain nutritional substances in fresh leaves, such as tea polyphenol, amino acid, vitamins and the like, appearance quality such as the appearance, the soup color and the like of the tea is remarkably improved, the finished tea products with low free radical content as an interior characteristic has a longer guarantee period, the ageing speed is greatly reduced, besides, the operation cost is low, the operation is convenient and industrial production can be realized.

The invention discloses a creasing-free stamping die for manufacturing U-shaped stainless steel plates. The die is provided with an upper die and a lower die which are opposite to each other. A cavity is formed in the lower die, a mounting hole is formed in the bottom, located in the lower die, of the cavity, a piece jacking device stretching into the cavity is arranged in the mounting hole, and adjustable positioning plates are arranged on the left side and the right side of the top of the lower die. The creasing-free stamping die is characterized in that semicircular grooves are formed in the top of the left side wall and the top of the right side wall of the cavity, rolling rods are arranged in the semicircular grooves in a rolling mode, and the inner side faces of the two rolling rods are flush with the left side wall and the right side wall of the cavity. The creasing-free stamping die is mainly used for bending and forming of the U-shaped stainless steel plates, the plates manufactured through stamping are free of creasing, and the surface quality of the manufactured plates is improved greatly.

The invention discloses a light-emitting sign with a light-transmitting function and a manufacturing method thereof, belongs to the technical field of vehicle lamp illumination, and particularly relates to a light-emitting sign and a manufacturing method thereof. The light-emitting sign comprises a mask set, a diffusion plate, an optical system, a wire harness and a shell, and the mask set is detachably connected with the shell; the interior of the mask set and the interior of the shell jointly form a containing cavity, the optical system is arranged in the containing cavity, the wire harnessextends from the exterior of the shell to the containing cavity, and the wire harness is electrically connected with the optical system. The mask set comprises a light-transmitting component and a shading component. The light-transmitting part is coated with a nanoscale metal plating layer; the nanoscale metal coating is achieved through a PVD vacuum sputtering coating method, and the light transmittance is controlled to range from 10% to 20% by adjusting the thickness of the nanoscale metal coating. The light effect that the electroplated appearance label can be lightened after being electrified is achieved, and particularly when a white light source is adopted in an optical system of the device, the lightened light effect of the light-emitting label device still emits white light and hasno chromatic aberration phenomenon.

The invention belongs to the technical field of traffic facilities, and relates to a carbon fiber automobile front floor compression molding method. A carbon fiber prepreg is used as a molding material, and a prepreg molding process is used as a basis, and the compression molding method comprises the following steps of prepreg cutting; die maintaining; prepreg paving, specifically, paving the cutprepreg layer by layer according to the design laying area and the laying angle, and selecting 12K carbon fibers and one-way belt prepreg as the prepreg; and closing the mold, pressurizing, heating, curing, and then demolding. Compared with an existing molding process method, the carbon fiber automobile front floor body manufactured by the method has the advantages of no need of using an auxiliarymaterial, no air tightness requirement and environmental friendliness, the appearance quality is good, the corner area is free of defects, the product thickness of different areas is different, and the profile tolerance meets the requirements.

The invention discloses an insert fixation device at a core-pulling forming position of an injection mold. The insert fixation device at the core-pulling forming position of the injection mold comprises a slider insert block which is internally provided with an insert pin and a magnet; an insert block is further arranged in the slider insert block; the magnet is embedded in the slider insert block; and one end of the magnet is connected with the insert block. The insert fixation device at the core-pulling forming position of the injection mold has the beneficial effects that an insert is fixedin the manner that the insert pin is magnetized by the magnet, the difficulty that according to an insert fixing manner in the prior art, a resetting action mechanism is complex, operating and running are not reliable, and consequently the insert cannot be installed at the core-pulling forming position is overcome, and the purposes of simplifying the existing production procedure of an insert workpiece, making operating and running easier and more reliable, and improving the product appearance quality are achieved.