38results about How to "Reduce post-processing workload" patented technology

The invention discloses a hot pressing die without ejection rod traces on surfaces of products. The hot pressing die comprises a convex die and a concave die and is characterized in that the convex die and the concave die are spliced up and down together through clearance fit; a sealed die cavity is formed between the convex die and the concave die; the concave die adopts a combined structure and comprises side die plate and a bottom die plate; the side die plates are arranged on two sides of the top surface of the bottom die plate and are combined to form a groove; the bottom of the convex die is inserted into the groove to form a sealed die cavity; the convex die is mounted on an upper fixing plate; the bottom die plate is mounted on a lower fixing plate. The hot pressing die without ejection rod traces on surfaces of products adopts a combined die; the die can be removed without an ejection mechanism; the high size accuracy of products can be ensured; the die structure is simplified; the manufacturing difficulty and the manufacturing cost of the die are reduced; the surfaces of the products are free of ejection traces; the later treatment workload is effectively reduced; the attractive appearance and the market competitiveness of the products can be ensured.

An attached truss type concrete wall form support relates to concrete wall form engineering, solves the problem of material and working hour waste as the conventional truss type support is small in rigidity and requires many through-wall pull rods, and includes two trusses, four truss support rods and two sets of external connection tool type through-wall pull rods, wherein truss stabilizing rods, back ridges and the truss are respectively and mutually connected to form a truss plane external stabilizing system, and the truss and the wall form are fastened through the external connection tool type through-wall pull rods, tool type external connection joints can be used in a turnover manner. According to the invention, a truss plane external support member is simplified, the support rigidity is enhanced, the through-wall pull rods are reduced, and the wall form support is applied to larger concrete wall bodies; in addition, the support rigidity is high, the members can be simplified and the through-wall pull rods are few, so that the support efficiency and the working quality are improved, material and operation labor hour are saved.

The invention provides a forming mold and method of a large-curvature open thin-walled structure composite. The forming mold is of a half-closed type single-cavity lateral-pressurization structure andcomprises a male mold, a female mold, an upper cover plate, lateral stop blocks, lateral sliding blocks, lifting rings and fastening bolts. By the adoption of the forming mold and method of the large-curvature open thin-walled structure composite, the quality problems of product deformation, dimension deviation, surface defects and the like which are prone to happen in the mold pressing process of a large-curvature open thin-walled composite product are solved, the mold structure is light, simplified, economical and durable, the forming mold is suitable for various pressure devices and achieves one-off formation of a large-curvature open thin-walled structure, the work amount of post-treatment is small, and the yield is high.

The invention relates to a forging forming process for an iron ornamental part product. According to the process, low-temperature warm forging pattern preforming is adopted to replace cold forging pattern preforming; moderate-temperature warm forging forming is adopted to replace traditional high-temperature forging forming; electrical heating is adopted to replace fire coal heating; and process flows and the preparation of a mold are reasonably standardized. Compared with the common traditional high-temperature heating forging, by adopting the warm forging forming technology, the surface quality and the heating efficacy of the iron ornamental part product can be remarkably improved, the heating oxidation loss of a material is reduced, and the workshop cost of forging after-treatment is greatly reduced. A low-temperature warm forging and moderate-temperature warm forging forming process is a novel forging forming process with both advantages of high-temperature forging forming and advantages of cold forging forming. According to the forging forming process for the iron ornamental part product, higher forging precision, higher material yield and higher heating and after-treatment efficacy are integrated, and thus, the technical content and the additional value of the iron ornamental part product can be beneficially improved.

The invention discloses a dual-wavelength solder mask device. The dual-wavelength solder mask device comprises a dual-wavelength light source (900), a vibration unit (100), a multimode optical fiber (200) and a DMD digital micromirror (600), wherein a light beam emitted by the dual-wavelength light source (900) is transmitted by the multimode optical fiber (200) and then imaged by the DMD digitalmicromirror (600), the dual-wavelength light source (900) comprises two light sources with different wavelengths, and one light source is a 355nm pulse laser (901); the vibration unit (100) applies high-frequency vibration to the multimode optical fiber (200) at the middle section of the multimode optical fiber (200).

The invention discloses a multi-port injection molding plastic material part forming device. The forming device comprises a first injection molding part and at least two second injection molding parts, the second injection molding parts can be connected to flow dividing channels at different positions of the first injection molding part, and the fine adjustment of the positions of the second injection molding parts in sliding grooves can be conducted. First glue inlets and second glue inlets are alternately formed in an injection mold; firstly injection molding is conducted on the first glue inlets; when glue is close to the second glue inlets, injection molding is conducted on the second glue inlets; injection molding of all of the first glue inlets and the second glue inlets is completed, the cavity of the injection mold is filled with the glue, and plastic products are subjected to injection molding. The problem of fusion lines on the surfaces of long strip products is solved, so that the surfaces of the products are more smooth and beautiful, and the mechanical strength of the products and the production efficiency of the injection mold are improved. By adopting a technology ofcontrolling the order of glue injection molding, the surfaces of the products are more smooth, the post-processing workload of the products is reduced, and the quality of the products is improved.

The invention belongs to the technical field of slewing bearing machining equipment, and discloses a slewing bearing side face hole machining positioning tool which comprises a mounting base and a slewing bearing, a reserved groove is formed in the top face of the mounting base, a mounting mechanism is fixedly mounted on the outer surface of the mounting base, and a pushing mechanism is arranged at the inner end of the mounting mechanism. The pushing mechanism is located in the reserved groove. By additionally arranging the first distribution sleeve and the adjusting mechanism, after drilling is completed, pressure oil of a hydraulic pump is guided into the first distribution sleeve by controlling the adjusting mechanism, so that the multiple sets of pushing mechanisms slide and push out waste materials in the preformed grooves, and automatic cleaning of the waste materials on the inner surfaces of the multiple sets of preformed grooves is achieved; therefore, it is guaranteed that the reserved groove has enough space during subsequent machining, accumulated waste is prevented from influencing stable drilling of the drill rod, cleaning is convenient and rapid, the situation that cleaning time is too long is avoided, the preparation time for replacing a next set of slewing bearings is shortened, and the machining efficiency of large-batch slewing bearings is improved.

The invention relates to a method for controlling slope excavation rock mass unloading and relaxation, and belongs to the technical field of building, hydroelectricity and other engineering construction. The method can effectively control the unstability problem during slope excavation. On the premise of not affecting the time limit for a project, primary stabilization is conducted after excavation by preserving a ballasting layer, secondary stabilization is conducted by anchoring a rock mass through grouted rockbolts, secondary excavation is conducted finally, and the ballasting layer is anchored in the reserved part of a slope toe. The method can effectively guarantee safety and stability of a slope, improves the deformation capacity, fully conducts stress adjustment, lowers the unstability probability of the slope, and achieves the purposes of improving safe stability and economy.

The invention relates to a stone etching solution and a preparation method thereof, and belongs to the technical field of stone processing. The preparation method comprises the following steps modifying corncobs through a pre-emulsification technology in emulsion polymerization to prepare alkali-treated corncob powder grafted acrylate emulsion; then compounding the alkali-treated corncob powder grafted acrylate emulsion with a corrosion solution; diluting with water to prepare the stone etching solution. According to the stone etching solution and the preparation method thereof, etched surfaces of stones are rapidly wetted, small-particle dust covers the stones while the stones are corroded and softened, and films are formed on the surfaces of the stones so as to effectively prevent the small-particle dust in subsequent treatment from flying off, reduce the dust rising rate and reduce damages, caused by the dust in a stone etching process, to workers; the stone etching solution and thepreparation method thereof have the advantages of high working efficiency, simple technology, labor saving and time saving, and raw material saving and have a wide application prospect.

The invention provides a fermentation tank, and solves the technical problems that preparative working items for fermentation-related operations are cumbersome because the existing fermentation tank has no special and simple devices for feeding a culture, sampling, distributing the culture, discharging, heating and cooling a fermentation solution and other operations, and the stable quality of a production material cannot be guaranteed. The fermentation tank comprises a fermentation tank body, wherein a stirring motor is arranged at the middle position of the upper surface of the fermentationtank body; the stirring motor is connected with a stirring shaft in the inner cavity of the fermentation tank body; stirrers are arranged on the stirring shaft; a culture feeding device is arranged onthe fermentation tank body; a sampling and culture-distributing device is arranged on the middle part of the outer side of the fermentation tank body; a steam sterilizing and discharging device is arranged on one side of the lower end of the fermentation tank body; an oxygen inflating device is arranged on the other side of the lower end of the fermentation tank body; and a fermentation solutionheating and cooling device is arranged in the inner cavity of the fermentation tank body. The fermentation tank can be widely applied to material fermenting operations in the field of medicines and chemical industry.