25results about How to "Reduce demoulding time" patented technology

A multi-directional core-pulling mechanism and mold are disclosed. The multi-directional core-pulling mechanism includes a first slide block, an upper template, and a first core block, a second core block, and a third core block forming an undercut cavity. The upper template is provided with a first guide member and a second guide member, the first guide member being slidably connected to the first slide block. The first core block is fixed to the first slide block, and the first core block is provided with a slidable second slide block, the second slide block being slidably connected to the second guide member, and the second core block being slidably connected to the second slide block. The third core block is movably connected to the first slide block. In this application, the first guide member and the second guide member guide the movement of the first slide block and the second slide block respectively, enabling the first core block, the second core block, and the third core block to perform core-pulling actions along a first direction, a second direction, and a third direction (intersecting in pairs). The multi-directional core-pulling method can accurately adapt to the molding requirements of products with complex undercut structures, improving the molding quality and demolding success rate of the product.

The utility model relates to the technical field of vehicle-mounted electric control cover plate die-casting, and discloses a new energy vehicle-mounted electric control cover plate die-casting device which comprises a die-casting device body, a baffle is fixedly connected to the left side of the top of the die-casting device body, a die-casting mechanism is arranged at the top of the die-casting device body, and a base is fixedly connected to the bottom of the die-casting device body. A collecting mechanism is arranged at the bottom of the die-casting device body, the die-casting mechanism comprises a die-casting assembly and a stirring assembly, the die-casting assembly is arranged at the top of the die-casting device body, and during use, through the arranged die-casting mechanism, when a vehicle-mounted electric control cover plate needs to be subjected to die-casting work, a first servo motor drives a first threaded rod to rotate; the hydraulic cylinder pushes the push plate, raw materials in the conveying pipe stably and accurately enter the first die, the right side of the second die makes close contact with the left side of the first die, and the sealing performance of the dies in the die casting process is guaranteed.

This utility model provides a casting fixture for producing brake housings, relating to the field of casting technology. It includes a top plate, with support columns fixedly connected to the bottom and near the four corners of the top plate. A liquid storage tank is fixedly connected through and to the center of the top plate. An upper mold plate is fixedly connected to the bottom of the liquid storage tank. A solenoid valve is fixedly installed at the connection between the liquid storage tank and the upper mold plate. A connecting plate is fixedly connected between the two support columns near the bottom. A hydraulic cylinder is fixedly connected to the top of the connecting plate near the center. A lower mold plate is embedded in the bottom of the upper mold plate. Fixed plates are symmetrically fixedly connected to the surface of the lower mold plate. In this utility model, the casting fixture is equipped with an elastic buffer structure composed of vertical rods, limiting rods, a circular disc, and springs. Combined with power components such as hydraulic cylinders, it can quickly and smoothly push the brake housing out of the mold, significantly shortening the demolding time and improving production efficiency.

The utility model relates to pop -corn shoe sole mould technical field discloses a kind of forming mould for pop -corn shoe sole, including fixed mould component and moving mould;Fixed mould component is equipped with inner benevolence;Fixed mould component is equipped with the middle frame wrapped in inner benevolence;The first slider assembly and the second slider assembly for side hole forming are respectively equipped in the both sides of middle frame;Inner benevolence is equipped with hanging needle insert between middle frame, and hanging needle insert is fixedly connected with middle frame;Moving mould is equipped with lower mould on inner benevolence, and lower mould is equipped with the needle for lifting blank in;Lower mould both sides are equipped with first inclined lifting assembly and second inclined lifting assembly.When opening mould, first slider assembly, second slider assembly are respectively guided to line outwards by second slider assembly, so that first slider assembly, second slider assembly are away from the both sides of middle frame, realize the automatic demoulding of first slider assembly, second slider assembly, simplify demoulding step, effectively shorten demoulding time, significantly improve production efficiency.

The application discloses a high-strength light-weight silt-based ecological slope protection block compression molding equipment, and belongs to the technical field of slope protection block production. The equipment comprises a rack, an upper mold arranged in the rack, connecting mechanisms arranged at both ends of the upper mold, and a lower mold plate arranged at the bottom end of the upper mold. The upper mold is installed on the rack through the connecting mechanisms, and the upper mold is provided with an opening at the lower end. The lower mold plate is arranged at the bottom end of the upper mold, and a mold cavity is formed between the lower mold plate and the upper mold. A demolding mechanism is arranged on the rack and connected with the lower mold plate to assist in separating the lower mold plate from the upper mold. The inner wall of the upper mold is provided with a Teflon coating, and the upper mold is provided with a material injection mechanism. The vertical rod and the lower mold plate are pulled down through a hydraulic rod, so that the lower mold plate is separated from the upper mold. The device can assist in separating the block in the mold cavity, manual separation is not needed, the demolding action is continuous, and the demolding time is significantly shortened. The automatic demolding reduces the manual operation link, reduces the dependence on skilled workers, and saves the labor cost.

The utility model discloses a vibration pressure forming die for preparing a water permeable brick from waste sand, which comprises a lower die, an upper die is arranged at the top of the lower die, the lower die comprises a water permeable brick forming container, and the inner wall of the water permeable brick forming container is connected with a forming thickness adjusting plate in a sliding mode. A round ejection plate is movably connected to the center of the top of the forming thickness adjusting plate, an ejection rod is fixedly connected to the bottom of the round ejection plate and extends to the bottom of the water permeable brick forming container, a threaded pipe is in threaded connection to the center of the bottom of the water permeable brick forming container, and the threaded pipe is movably arranged on the surface of the ejection rod in a sleeving mode. The vibration pressure forming mold has the advantage of being good in flexibility, and the problems that in the using process of an existing vibration pressure forming mold, the forming thickness of a water permeable brick is inconvenient to adjust, the production requirements for water permeable bricks with different thicknesses are difficult to meet, and the flexibility of the vibration pressure forming mold in the using process is reduced are solved.

The utility model discloses a prefabricated reinforced concrete pipe steel banding mould frame relates to prefabricated reinforced concrete pipe manufacturing field, including drive assembly, lifting unit, two parallelly arranged bottom beams and two symmetrically arranged tripods, the upper portion rotation of tripod is installed with support axle, and the end of support axle is equipped with the banding disc, and the edge of banding disc is encircled and is provided with a plurality of steel holes, the both ends of bottom beam are provided with the connecting beam in the open mouth, the utility model discloses through the synchronous elongation of control four hydraulic poles, make three support seat upward motion, the bottom support of steel framework, through the synchronous elongation of control two air cylinders, make two -sided tripods away from each other, make the banding disc and steel framework separate, so as to be convenient for the lifting equipment's lifting hook and steel framework connection, hoist and transport steel framework to the appointed position to need not manual complex dismounting operation, significantly shorten the steel framework stripping time, greatly saved manpower and time cost.

The utility model relates to the technical field of stamping dies, and discloses a high-precision porous stamping die with an anti-deviation positioning pin assembly, which comprises a base, a driven gear is rotatably connected to the center of the top of the base, a driving gear is meshed with the front side of the driven gear, and a toothed plate is meshed with the front side of the driving gear. A lower die plate is fixedly connected to the top of the base, a female die is installed in the center of the top of the lower die plate, the lower die plate is connected with an upper die plate through a guide assembly, a male die is installed at the middle end of the bottom of the upper die plate, sliding plates are slidably connected to the front end and the rear end of the lower die plate, and the sliding plates are connected with driven gears through sliding assemblies. According to the utility model, accurate front and back limiting of workpieces and adaptation to different sizes are realized, so that the universality is improved; and meanwhile, the spring II is matched with the supporting plate, and a mechanical linkage dual demolding mode is adopted, so that the demolding time is shortened, the workpiece is prevented from being damaged, and the production efficiency and the product percent of pass are remarkably improved.

The utility model relates to die technical field discloses electric vehicle storage box injection molding die demolding mechanism, including work table, the work table top end is provided with the mounting groove, the mounting groove inside is equipped with the lower mould, the lower mould inner wall is equipped with the mould core, the work table includes the jacking mechanism for the ejection plastic piece, work table inner wall one side fixed mounting has the first motor, the first motor output shaft fixed sleeve has the two -way screw rod, the two -way screw rod both sides all are equipped with the guide rod, the utility model discloses through the design of jacking mechanism, makes first jack and second jack drive through the same lifting plate, ensures plastic piece bottom end and inner wall force simultaneously, avoids the cracking when demolding because of uneven stress, compared with traditional single part ejection mode, has shortened the demolding time, improved the stability of demolding, has guaranteed the quality of plastic piece, and the first spring resets the auxiliary lifting plate after demolding, reduces mechanical impact, improves the stability in the use process of jacking mechanism.

This invention provides an external thread core-pulling structure for injection molds, including a moving mold, a fixed mold, and several molding components. The moving mold includes a power source, and the molding components include molding inserts, which include a first molding insert and a second molding insert. Each molding insert has an external thread for molding the outer wall of the injection molded part and several undercut molding cavities with protruding rings. The molding cavities are located on the first and second molding inserts. The power source drives the first and second molding inserts to move in opposite directions, gradually separating them from the injection molded part for core pulling. Compared with existing technologies, this external thread core-pulling structure for injection molds uses a top plate as a power source to drive ball bearings to move within the first and second guide slides, causing the first and second molding inserts to move in opposite directions for core pulling. This eliminates the need for an additional power source, resulting in a simple structure, low cost, small footprint, stable core pulling, and applicability to various undercuts such as external threads, protruding rings, and grooves, thus having a wide range of applications.

This invention provides a method for constructing dry-hard concrete pavements for airports, relating to the field of road construction technology. The method includes the following steps: Step 1: Preparing dry-hard concrete; Step 2: Surveying and setting out; Step 3: Installing formwork; Step 4: Mixing dry-hard concrete; Step 5: Spreading the dry-hard concrete within the formwork at the construction site; Step 6: Vibrating the spread dry-hard concrete; Step 7: Leveling, compacting, and smoothing the vibrated dry-hard concrete; Step 8: Roughening the surface of the dry-hard concrete; Step 9: Covering and curing the roughened dry-hard concrete until the curing period is complete, then removing the formwork, thus completing the airport pavement construction. In this invention, dry-hard concrete is used for pavement construction. The low fluidity of dry-hard concrete accelerates the concrete forming speed, shortens the formwork removal time, reduces the construction period, improves construction efficiency, and saves construction costs.

The utility model discloses a kind of automobile silica gel pipe water pressure demolding devices, solve the problem of low efficiency, great labor intensity of traditional manual demolding. The device includes fixed frame, connector and detachable forming die, and there is support tube in forming die, support tube is connected water pump by water pipe, support tube is connected shunt pipe, and water tank is equipped on the surface of forming die. Its preferred structure has the support sleeve of forming die large diameter end inside and the threaded connection of connector movable end, water pump input end is connected external water tank through inlet pipe, connector sleeve sealing ring, support tube and forming die coaxial and shunt pipe equidistant arrangement, water tank is shunt groove with strip-shaped opening, and shunt pipe and die inner wall have sealing pad layer. Its beneficial effect is to use water pressure to demould easily, improve efficiency, reduce labor intensity, and connection is stable, sealing performance is good, ensure that device normal operation, meet large-scale production demand, reduce personnel injury risk, improve work efficiency and quality.

This application discloses a prefabricated construction structure combining floor decking and aluminum formwork, including an aluminum alloy beam formwork assembly, lap joint fittings, and a steel truss floor decking. The aluminum alloy beam formwork assembly includes multiple aluminum alloy templates, which enclose a first pouring cavity. The lap joint fittings are disposed on the aluminum alloy beam formwork assembly and located on the periphery of the top opening of the first pouring cavity. The lap joint fittings have a top lap plate, the width of which is greater than the thickness of the aluminum alloy template. The steel truss floor decking is supported on the top lap plate, and the top lap plate and the steel truss floor decking are detachably connected. This prefabricated construction structure combining floor decking and aluminum formwork uses prefabricated steel truss floor decking supported at the floor slab. The steel truss floor decking is part of the floor slab, completely replacing the formwork function, saving time on formwork erection and dismantling, and, in conjunction with the aluminum formwork system, greatly accelerating the construction speed, allowing for rapid construction up to one floor every six days.

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.

The utility model relates to the technical field of production molds, and discloses a rapid demolding precision metal product production mold which comprises a supporting fixing plate, a rapid demolding part and a lifting mold closing forming part, and supporting cushion blocks are symmetrically and fixedly installed on the outer wall of the bottom of the supporting fixing plate. The pneumatic telescopic rod directly acts on the demolding top plate, force is exerted through the through opening, the demolding top plate and the demolding side plate can be rapidly pushed to ascend in the side plate sliding groove, a metal product in a forming bin is rapidly ejected out, the demolding time is shortened, and the demolding side plate is in sliding fit with the side plate sliding groove, so that the demolding efficiency is improved. According to the demolding device, the demolding side plates are arranged on the side plate sliding grooves, the demolding top plates and the embedding grooves are designed to be clamped, the smoothness of the demolding process is guaranteed, the metal product can be protected, the demolding side plates stably ascend along the side plate sliding grooves, stress is even when the metal product is ejected out, the defects of scratches, deformation and the like caused by uneven stress on the surface of the product are overcome, and the product percent of pass is effectively increased.

This invention discloses a mold and preparation method for a small-sized carbon fiber composite liquid hydrogen storage tank, belonging to the field of composite material preparation technology. It includes: preparing four water-soluble core mold units; sequentially connecting the four water-soluble core mold units circumferentially via circumferential limiting plates and connecting shafts to form an integral water-soluble core mold structure, and then locking the connection through a locking structure. The use of separate water-soluble core mold units results in smaller volume, more regular structure, and higher precision, effectively avoiding breakage during molding and improving the molding accuracy of small liquid hydrogen storage tanks. Simultaneously, the larger dissolution area during demolding effectively shortens demolding time and reduces the risk of water-soluble residue in the components. Furthermore, one end of the integral water-soluble core mold structure is securely connected via a cap, while the other end is locked via a locking structure on the connecting shaft, locking the water-soluble core mold in both the circumferential and axial directions, preventing phase or axial displacement of the water-soluble core mold, further improving molding accuracy.

The utility model discloses a novel wall bushing stripping tool, including mould and the wall bushing that needs to separate in the mould, the fixed hole is opened to the mould bottom, the stripping tool includes frock frame, pulling mechanism and mould positioning mechanism, and the pulling mechanism and mould positioning mechanism are oppositely arranged on frock frame. The utility model relates to the technical field of dismounting frock, and the frock integrates the automatic hoist, the lifting rotating mechanism and the locking assembly, realizes the mechanization operation from mould positioning, locking to bushing pulling, separates, shortens single piece stripping time, and effectively promotes overall production efficiency. Through coaxial opposite setting of pulling mechanism and mould positioning mechanism, it is ensured that pulling force is stably applied along the wall bushing axis, the lateral force and impact force produced by traditional knocking, prying and other modes are avoided, the damage of the wall bushing and mould in the stripping process is effectively prevented, and the product yield and mould service life are significantly improved.

This utility model relates to the technical field of demolding devices for aluminum-magnesium alloy die-casting molds, and more particularly to a demolding device for aluminum-magnesium alloy die-casting molds. The device includes a main body with a connecting mechanism. The connecting mechanism includes connecting components located at the front and rear ends of the main body. An adjusting component is located in the middle section of the main body, and demolding components are located on both sides of the main body. The demolding components of the demolding device, through threaded transmission between a threaded push rod and a traction limiting plate, can quickly and accurately control the movement of the demolding clamp. During demolding of the aluminum-magnesium alloy die-casting mold, the position and angle of the demolding clamp can be quickly adjusted to achieve rapid clamping and release of the casting from the mold. Compared with traditional demolding methods, this significantly shortens demolding time, significantly improves production efficiency, meets the demands of large-scale production for demolding speed, helps enterprises increase production capacity, and gain a competitive edge in the market.

This invention discloses an environmentally friendly bio-based polyurethane reaction injection molding composition and its preparation method. The environmentally friendly bio-based polyurethane reaction injection molding composition comprises, by mass fraction: Component A: 60-90% modified polyol, 3-10% autocatalytic chain extender, 4-15% alcohol chain extender and / or alkanolamine chain extender, 1-8% carbon black, 1-5% anti-aging agent, and 0.05-2% composite catalyst; Component B: 60-90% diphenylmethane diisocyanate or 4,4'-dicyclohexylmethane diisocyanate, 10-40% jojoba oil polyol; isocyanate (NCO) content 16%-30%; the modified polyol includes 500-1000 parts by weight of polyether polyol, 40-70 parts by weight of jojoba oil polyol, and 25 parts by weight of isocyanate. The prepared composition can shorten the demolding time by 10-25% while keeping the gel time constant, which can meet the requirements of rapid injection and demolding. At the same time, it shortens the production cycle and improves production efficiency. Its performance is comparable to that of existing technologies, and it enables renewable bio-based polyols to partially replace petrochemical-derived polyols.

The utility model relates to the technical field of sponge production, and discloses a sponge forming box for sponge production, which comprises a box body, a partition plate is fixedly arranged in the box body, a control panel is arranged on the outer surface of the box body, the top of the box body is connected with a box cover, and a temperature and humidity sensor is embedded in the middle of the bottom end of the box cover. According to the sponge forming box for sponge production, environmental data in the box are collected in real time through a temperature and humidity sensor embedded in the bottom end of the box cover and transmitted to a control panel, and the control panel accurately controls starting and stopping of a heating wire and opening and closing of electromagnetic valves on an air inlet pipe and an exhaust pipe according to a preset program or actual monitoring data; therefore, the temperature and the humidity in the box can be accurately adjusted, a stable and appropriate temperature and humidity environment is achieved, it can be ensured that sponge raw materials complete the forming processes of foaming, curing and the like under the optimal condition, the quality problems of uneven sponge density, bubble defects and the like caused by temperature and humidity fluctuation are effectively avoided, and the quality of sponge products is remarkably improved.

This utility model provides a pre-formed component for molded flat composite materials, relating to the field of composite material molding technology. It includes: a base, an equipment box mounted on top of the base, a lower mold installed inside the equipment box, an upper mold mounted on top of the lower mold, and a filter box mounted on one side of the equipment box; an ejection assembly located inside the lower mold, comprising: an equipment cavity, a drive motor, a rotating rod, an ejection rod, and an ejection plate; and a purification assembly located between the equipment box and the filter box, comprising: a gas collection hood, a conduit, an annular pipe, a filter screen, and an exhaust fan. This design, through the ejection assembly, allows the component to be ejected from the molding groove after pre-forming, which is convenient, quick, and saves demolding time. The purification assembly also removes and filters harmful gases generated during the molding process, reducing emissions.

The utility model discloses a trolley assembly capable of rapidly removing a mold and a construction trolley. The trolley assembly capable of rapidly removing the mold comprises a control mechanism, a rack, a top mold adjusting piece, two sets of side mold adjusting pieces, a top mold and two side molds. The top die is arranged at the top end of the rack; the two side dies are arranged on the two sides of the rack correspondingly, and the upper ends of the two side dies are rotationally connected with the top die. The side mold adjusting pieces are respectively connected with the rack and the side molds and can drive the corresponding side molds to rotate towards or away from the direction of the rack; one end of the top formwork adjusting part is connected to the lower end of the rack, the other end of the top formwork adjusting part can be supported on the construction ground, and the top formwork adjusting part can stretch out and draw back in the vertical direction and drive the rack to ascend and descend in the vertical direction so as to ascend or descend the top formwork; the top die adjusting piece and the side die adjusting piece are both connected with the control mechanism. The top formwork and the side formworks can be quickly disassembled, and the construction efficiency is improved.

The utility model discloses an automobile stamping die which comprises a working table, supporting legs are fixedly installed at the four corners of the bottom of the working table, movable die assemblies are fixedly installed on the two sides of the top of the working table, demolding assemblies used for demolding are installed at the bottoms of the movable die assemblies, and a fixed die assembly is fixedly installed in the middle of the top face of the working table. The automobile stamping die is characterized in that a fixed die assembly is installed on the fixed die, a pushing assembly is installed on one side of the working table, two first through holes are formed in the middle of the working table, and second through holes are formed in the two sides of the connecting position of the working table and the fixed die. Compared with some manual or traditional demolding modes, the demolding mode has the advantages that the demolding time is greatly shortened through the demolding assembly, a demolded workpiece is accurately pushed to a designated position through the pushing assembly, manual intervention is reduced, and the automation degree and the production efficiency of production are improved.

The utility model discloses a new energy battery pressing plate stamping tool, and relates to the technical field of stamping devices. Comprising a base, supporting columns are fixedly installed at the positions, close to the four corners, of the top of the base, a fixing plate is fixedly installed at the tops of the multiple supporting columns, a hydraulic telescopic rod is fixedly installed in the middle of the top of the fixing plate, and the output end of the hydraulic telescopic rod is fixedly connected with a connecting plate; first sliding rods are fixedly installed at the positions, close to the left side and the right side, of the top of the connecting plate, a stamping die is fixedly installed at the bottom of the connecting plate, a forming die is fixedly installed at the top of the base, a through groove is formed in the middle of the top of the forming die, and an ejection device is arranged in the forming die. The ejection device comprises an ejection plate, a check ring, a first movable seat, a damper, a swing rod, a sliding block, a connecting block, a second sliding rod set, a spring and a second movable seat.

This utility model discloses a stainless steel sheet stamping device for easy demolding, relating to the field of steel sheet processing technology. The device includes a base, a frame fixedly connected to the top of the base, a cylinder fixedly connected to the inner wall of the frame, an upper pressure box and a lower pressure box fixedly connected to the inner wall of the frame, and a demolding component and an auxiliary component fixedly connected to the inner wall of the frame. Through the linkage of components such as air pipes, sliders, and pull rods, air is blown onto the stainless steel sheet using air holes, quickly separating the stamped part from the lower pressure box. These two demolding methods work together to reduce demolding time and improve overall production efficiency. Two symmetrically distributed air pipes ensure a more even air pressure distribution within the lower pressure box. Air intake through the air holes during the stamping process enhances the bonding stability between the stainless steel sheet and the lower pressure box, preventing the stainless steel sheet from shifting during stamping.