4111results about "Moulds" patented technology

The invention discloses a rapid demolding device and method for a small prefabricated part, and relates to the technical field of prefabricated part production. The mold bearing table is mounted on the substrate of the demolding rack and is integrated with a multi-point temperature sensor and an acoustic vibration signal collector; the ejection demolding assembly is installed on the stand columns of the demolding rack in a liftable mode and comprises an ejection plate assembly, and an ejection force sensor and a high-frequency vibrator are arranged on the ejection plate assembly; the visual identification module is mounted on the demolding rack; and the controller is electrically connected with the multi-point temperature sensor, the sound vibration signal collector, the ejection force sensor, the high-frequency vibrator, the visual recognition module and a driving mechanism of the ejection demolding assembly. Multi-source sensing information is fused, the component condensation state and the demolding time are accurately judged, the ejection force and vibration in the demolding process are adaptively controlled, accurate and flexible control over the demolding time and process is achieved, and the demolding success rate and the component yield are remarkably increased.

The invention relates to the technical field of bridge engineering, and discloses a concrete box girder prefabricated segmental girder formwork system and a construction method thereof.The concrete box girder prefabricated segmental girder formwork system comprises a connecting beam frame and fences, the fences are fixedly connected to the upper surface of the connecting beam frame, and an end formwork is detachably installed on the front surface of the connecting beam frame; a side formwork is fixedly connected to the lower portion of the front surface of the connecting beam frame, a side formwork is detachably installed on the upper surface of the side formwork, and an auxiliary formwork is detachably installed on the lower portion of the side formwork. Through the arrangement of the end formworks, the side formworks, the auxiliary formworks, the movable bottom formworks, the walking sliding shoes, the jacks, the reinforcement cages and the side formwork frames, a short line matching method is adopted for prefabrication, a formwork system is matched, reasonable hydraulic jack arrangement is adopted, precise formwork adjustment, supporting and demolding are achieved, the segmental beam prefabrication precision is improved, the bridge splicing quality is guaranteed, the construction process is optimized, and the construction efficiency is improved. All procedures are closely connected, construction time is shortened, and construction efficiency is improved.

The invention discloses a construction method of a synchronous pouring type precast concrete split cover beam, a component mold of the synchronous pouring type precast concrete split cover beam and a component manufacturing method.The combined component mold is composed of a bottom mold, a side mold, a first side mold and a second side mold, and a baffle is arranged in a pouring area of the component mold; a plurality of components can be synchronously manufactured at a time through the mold, then the multiple components are spliced on site and cast in situ to form the component-piece-type prefabricated concrete cover beam, manufacturing of the large-cantilever prefabricated cover beam under the special working conditions that the construction site is narrow, the distance between supporting stand columns is small, cantilevers on the two sides are large, and the stress requirement is high can be achieved, and due to the fact that the prefabricated concrete cover beam is heavy, manufacturing cost is low. The prefabricated concrete cover beam is simple in structure and high in transportation difficulty, the transportation and hoisting difficulty is reduced by manufacturing the multiple components in a split mode, the manufacturing difficulty of the prefabricated concrete cover beam is reduced, meanwhile, manufacturing of the prefabricated concrete cover beam with the larger size and weight can be achieved, and the requirements for the prefabricated concrete cover beam in different projects are effectively met.

The invention discloses forming equipment for ceramic guide rail production and a forming method thereof, and relates to the technical field of ceramic guide rail forming, the forming equipment comprises a conveyor, a forming processing box and a raw material box, and the top of the conveyor is provided with the forming processing box. The ultrasonic disperser arranged in the raw material box is combined with the constant-temperature heating sleeve and the viscosity sensor of the conveying pipe, uniform flowing and accurate metering injection of slurry are guaranteed, in the forming stage, the vacuum pump actively pumps out bubbles in a cavity through the micropore array, pores are further eliminated in cooperation with the high-frequency micro-vibration device, the compactness and surface smoothness of the guide rail are greatly improved, and the production efficiency is improved. The cooling runner realizes gradient cooling and curing through closed-loop control of a temperature sensor and a temperature regulator, ceramic cracking deformation is effectively inhibited, the rotary mold assembly supports multi-angle adjustment, nondestructive demolding of a complex structure is facilitated, the production period is shortened, the process stability, energy consumption control and equipment adaptation flexibility are further enhanced, and the production efficiency is improved. And the targets of high precision, low defect and batch production are achieved.

The invention relates to the technical field of wind power equipment manufacturing, in particular to a wind power concrete tower drum mold which comprises a bottom mold body, an outer mold body and an inner mold body. The outer mold comprises a plurality of first modules and a plurality of first connecting flexible plates, the first modules can be connected to form a cavity, one first connecting flexible plate is connected between every two adjacent first modules, the inner mold comprises a plurality of second modules and a plurality of second connecting flexible plates, and the inner mold and the outer mold form a pouring cavity. The arrangement mode of the inner mold is consistent with that of the outer mold; when the diameter of the outer mold needs to be decreased, the two adjacent first modules are folded towards the outer side of the cavity, when the diameter of the outer mold needs to be increased, the two adjacent first modules are unfolded towards the inner side of the cavity, and the area of the top plane of the cavity before the diameter is changed is equal to the area of the bottom plane of the cavity after the diameter is changed; the diameter changing mode of the inner mold is the same as that of the outer mold; the die has the effect of improving the defect that the diameter of the die is inconvenient to adjust.

A preform tooling arrangement includes a base plate comprising a male die surface and a stripper plate comprising a female die surface. A plurality of perforations are disposed in the base plate and / or the stripper plate. The stripper plate is moveable with respect to the base plate. The preform tooling arrangement is configured to receive a fibrous preform between the male die surface and the female die surface. The preform tooling arrangement is a dual-purpose fixture configured to accommodate z-needling and densification, all while the fibrous preform remains in the same fixture (i.e., the preform tooling arrangement). The perforations are configured to receive one or more textile needles for through thickness reinforcement of the fibrous preform.

The invention provides a composite material blade forming mold, device and method, the composite material blade forming mold comprises a blade basin side mold, a blade back side mold and a pin shaft, and the blade basin side mold and the blade back side mold are connected through the pin shaft and are switched between a mold opening state and a mold closing state through rotation around the axis of the pin shaft. The blade basin side mold is provided with a first cavity surface used for forming at least part of a blade basin surface of the composite material blade, the blade back side mold is provided with a second cavity surface used for forming at least part of a blade back surface of the composite material blade, and in a mold closing state, a cavity used for forming the composite material blade is defined by the first cavity surface and the second cavity surface; in the process of switching from the mold opening state to the mold closing state, the composite material blade is gradually compacted and formed in the direction from the front edge to the tail edge, the effect of stroking a composite material laying layer from front to back is achieved, the risk that laying layer wrinkles appear on the front edge and the nearby position of the blade is reduced, and the wrinkling position is concentrated on the tail edge position with the low profile requirement.

Automated side forming device for box girders for high-speed railways with: a side forming mechanism (2) wherein a side forming flange plate part and a side forming web part are connected to each other; a support traverse (4) which is arranged symmetrically on two outer sides of the base of the side forming mechanism (2); a support mechanism of the side form (3), wherein this is provided in several groups at longitudinal intervals on both outer sides of the side form mechanism (2), wherein each group of the support mechanism of the side form (3) comprises at least two length-adjustable side form spacers, one end of which supports a corresponding section of the side form flange section and the section of the side form web section, the other end of which is connected to the support traverse (4); a lifting mechanism (5) which is spaced longitudinally below the support traverse (4) and whose upper end is connected to the support traverse (4) in a way that allows it to be raised.

The invention discloses a concrete member production device and method.The concrete member production device comprises a supporting assembly provided with a support and a supporting table, the supporting table is slidably connected with the support, a member mold is of a cubic structure and located on the supporting table, the member mold is formed by splicing a plurality of flexible mold units, and locking equipment is located on the supporting table; the locking device is used for fixing and limiting the position of the component mold, the control system is installed on the support, the bottom of the component mold is provided with an adjusting device, the adjusting device comprises a supporting air bag and a balance adjuster, and the inclination of the component mold is adjusted through the balance adjuster. According to the device, the component mold formed by splicing the multiple flexible mold units can adapt to different component shapes, so that the flexibility of the device is improved, meanwhile, under the mutual cooperation of the locking equipment and the adjusting device, the component mold can be stably kept at the needed fixing position, uniform pouring of concrete is effectively ensured, and the construction efficiency is improved. Therefore, the stability and the quality of the concrete member are improved.

The invention provides a deep V-shaped ceramic matrix composite component forming device and method. The forming device comprises a bottom die, an outer die and an inner die. The outer die is connected to the bottom die; the inner mold is connected to the bottom mold, and the bottom mold, the outer mold and the inner mold are encircled to form a cavity for forming the deep V-shaped ceramic matrix composite component; wherein the inner die comprises a V-shaped main body die and a plurality of small-section dies connected to the V-shaped main body die, the plurality of small-section dies are arranged in the narrow opening position and are sequentially connected in the length direction, and the plurality of small-section dies are provided with die drawing angles in the length direction. The deep V-shaped ceramic matrix composite component can be formed and prepared, and demolding is convenient.

A building panel for modular construction. The building panel utilises less framework for reduced complexity, materials and weight. The panel utilises features of the formwork to allow the panel to be moved easily. The panel further utilises new formwork moulds that are easier to use and create effective patterns for keying with like panels.

The invention discloses a lightweight aggregate-based steam-curing-free high-performance pipe culvert and a preparation method thereof, and belongs to the technical field of concrete pipe culverts. The lightweight aggregate-based steam-curing-free high-performance pipe culvert provided by the invention is prepared from the following raw materials by unit volume mass: 300-450 kg / m < 3 > of a sulfur-aluminum-iron series low-carbon cementing material; 800-920 kg / m < 3 > of solid waste-based lightweight aggregate; 300-550 kg / m < 3 > of solid waste-based artificial sand; 0-100 kg / m < 3 > of a mineral admixture; 0-50 kg / m < 3 > of an auxiliary material; 110-160 kg / m < 3 > of water; the concrete further comprises a water reducing agent and a retarder. The lightweight aggregate-based steam-curing-free high-performance pipe culvert can be demolded within 4 hours during molding, the demolding time is short, steam curing is not needed, the production cost is low, and the production efficiency is high; the obtained product is high in strength and good in impermeability and durability, and solid waste can be utilized in a high proportion.

The invention relates to the technical field of tunnel engineering prefabricated part production, in particular to a large-diameter duct piece independent kiln assembly line conveying prefabricating method and system. S2, a reinforcement cage and an embedded part are installed; s3, concrete is precisely poured and vibrated; s4, pre-curing and surface treatment; s5, carrying out roller way type flow conveying; s6, hydration heat-driven dynamic maintenance is carried out; and S7, demolding and finished product detection. And S8, mold circulation. According to the large-diameter duct piece prefabricating production line, through technical innovation in multiple aspects of mold, conveying, maintenance, control and the like, the core technical problem in existing large-diameter duct piece prefabricating production is solved, high-precision, high-efficiency, low-energy-consumption and green production of large-diameter duct pieces is achieved, and the large-diameter duct piece prefabricating production line has remarkable technical advantages and wide application prospects and is suitable for large-diameter duct piece prefabricating production. The method can be widely applied to infrastructure construction projects such as shield tunnels, open caisson projects and underground comprehensive pipe galleries.

A composite material hollow guide vane forming die comprises a bottom die and a pressing die, the bottom die is fixedly arranged, the pressing die can move relative to the bottom die, and the pressing die and the bottom die jointly define a forming space of a composite material hollow guide vane. Wherein the bottom die comprises a core die, the core die comprises an expansion body, the circumferential surface of the expansion body is configured to be an annular laying supporting face, and the expansion body enables the laying supporting face to expand in the radial direction. The mold can provide uniform pressure from inside to outside for the prefabricated body in the forming process, the uniformity of forming pressure distribution is improved, the prefabricated body is fully compacted, the quality defect caused by dimensional deviation or thermal expansion performance difference is avoided, and the part performance is improved. The invention further provides a manufacturing method of the composite hollow guide vane.

A base assembly with a pair of doors slidingly attached to the base assembly for moving between an open position and a closed position. An inner core comprising a first end and a throat end with the throat end having a larger diameter than the first end is positioned downward on top of the base assembly with the first end in an upright position. A pallet is positioned around the throat end of the inner core. When the pair of doors are in the closed position, a cavity is formed that is open from the top of the pair of doors and is located between the inner core and the pair of doors and corresponds to the shape of the concrete product with the flared end. The foregoing assembly allows for wet casting concrete products in a vertically upright position.

The invention discloses a forming process and a forming mold of a precast concrete box-type house. The forming process comprises the following steps: step S1, pouring concrete out of a house bottom plate; s2, a wall plate inner mold and a wall plate outer mold are mounted on the house bottom plate subjected to pouring forming, and a wall plate pouring cavity is formed between the wall plate inner mold and the wall plate outer mold; s3, a top plate mold is in lap joint with the wallboard inner mold, and a top plate pouring groove is formed between the top plate mold and the wallboard outer mold; s4, a temporary supporting rod is arranged at the bottom of the top plate mold; s5, concrete is poured into the wall plate pouring cavities and the top plate pouring grooves, and house wall plates and roof plates are formed; s6, after the house wall plates and the roof plate are poured and formed, the wall plate inner mold, the wall plate outer mold and the temporary supporting rods are removed; the top plate formwork is a non-dismantling formwork, and the top plate formwork is reserved on the roof plate formed through pouring. The production efficiency of the box-type house can be improved.

The invention provides concrete forming equipment and a forming method for a prefabricated box girder, and belongs to the technical field of concrete prefabricated box girders. The device comprises a guide table, a box girder body and a box girder prefabricated template used for forming the box girder body, and further comprises a partition lubricating assembly and a detection driving assembly. Through cooperation of the speed reducer, the lead screw and the hydraulic cylinder, the positions of the scraping plate and the grinding disc can be adjusted, the surface of the box girder is scraped and polished, and flatness and smoothness are ensured; the movable disc is matched with the spring, can adjust and buffer impact according to the surface fluctuation of the box girder, protects the box girder and prolongs the service life of the millstone and the movable disc; the partition lubricating assembly realizes precise lubrication by using a special nozzle and a nano channel; the low-viscosity nano lubricant guarantees timely lubrication, the detection driving assembly intelligently controls the lubrication degree according to feedback of a friction force sensor, the utilization rate is improved, the grinding disc condition can be inferred by analyzing sensor data, grinding disc parameters are adjusted in time when friction force is abnormal, and damage to a box girder and excessive abrasion of the grinding disc are prevented.

Casting method and apparatus (1) for manufacturing ceramic articles (2), the apparatus (1) comprising: - a mould (3) which, in turn, comprises: at least two mould parts (4A, 4B, 4C or 4A, 4B, 4C, 4D and 4E) mutually movable between a closed configuration, in which they are coupled to one another to define a casting cavity (5) and an open configuration; and at least one insert (6), adapted to cooperate with said at least two mould parts to create at least one undercut zone (P) in the ceramic article (2); - a feeding system to feed a mixture under pressure into said casting cavity (5); - a moving device (9) for automatically positioning the insert (6) in coupling with at least one of said two mould parts, when they are in the open configuration; and - a hydraulic system operatively connected exclusively to the at least two mould parts so as to feed a fluid under pressure through them.

A covering element for a floor covering comprising an upper surface having a relief structure, wherein the relief structure comprises excavations having a depth decreasing towards at least one perimetric edge of the covering element.

The utility model relates to the field of molds, in particular to a recycled concrete precast pile mold capable of achieving rapid filling. The utility model provides a recycled concrete precast pile mould capable of quickly filling, which can be used for conveniently and quickly reducing or eliminating bubbles and gaps in a concrete precast pile and improving the quality of a finished product of the concrete precast pile. A recycled concrete precast pile mold capable of achieving rapid filling comprises a cement outlet pipe, a sliding rod and the like, and the sliding rod is connected to the upper right portion of a base support. The motor output shaft rotates to drive the rotating shaft to rotate, the rotating shaft slides and rotates in the first sliding rail, the first sliding rail is matched to control the first connecting rod to reciprocate up and down on the fixing frame, the first connecting rod is used for controlling the mold base to shake, and a pile making mold on the mold base generates vibration operation. Bubbles and gaps in the concrete precast pile can be conveniently and quickly reduced or eliminated, and the finished product quality of the concrete precast pile is improved.

The utility model belongs to the field of environment-friendly brick production, and particularly relates to an environment-friendly brick pressing die which comprises a lower die. An upper mold is arranged at the top of the lower mold; a plurality of cavities are formed in the lower mold; the bottom of the lower mold is fixedly connected with a base; the bottom of the base is fixedly connected with a demolding hydraulic cylinder; the output end of the demolding hydraulic cylinder is fixedly connected with a transverse plate; a plurality of spring telescopic rods are fixedly connected to the top of the transverse plate; the spring telescopic rod is located in the cavity, after the mold is opened, the demolding hydraulic cylinder is started, the demolding hydraulic cylinder pushes the spring telescopic rod and the bottom plate to move upwards so as to push a green brick out of the cavity, and therefore automatic demolding is completed. And therefore, the situation that green bricks are adhered to the inner wall of the cavity is reduced, the workload of workers is reduced, the interior of the cavity can be cleaned through ejection of the bottom plate, and residues remaining in the cavity are reduced.

The invention discloses a concrete processing device for constructional engineering and a processing method of the concrete processing device, and relates to the technical field of concrete processing devices.The concrete processing device comprises a conveying mechanism, a jacking mechanism, a hydraulic forming table and a feeding mechanism, a plurality of material plates are arranged on the conveying mechanism, the jacking mechanism is installed in the conveying mechanism, and the hydraulic forming table is installed on the hydraulic forming table; the hydraulic forming table is arranged above the jacking mechanism, the feeding mechanism is arranged on one side of the hydraulic forming table, six forming grooves are formed in the lower end of the hydraulic forming table, a first hydraulic cylinder is installed at the upper end of the hydraulic forming table, and a second hydraulic cylinder is installed at the lower end of the hydraulic forming table. And the output end of the first hydraulic cylinder penetrates through and extends into the hydraulic forming table and is provided with an upper mold plate, a pressing block is installed at the lower end of the upper mold plate, and according to the scheme, the problems that an existing concrete machining device needs manual feeding and discharging operation, and the process is tedious are solved.

The utility model relates to the technical field of self-heat-preservation building block processing, and particularly discloses a forming die for a self-heat-preservation building block, which comprises a supporting plate, a plurality of side plates, a ring-shaped air bag, a boss and an air pump, the side plates are welded to form a frame body, the boss is fixedly connected to the top of the supporting plate, the shape of the boss corresponds to the inner contour of the frame body, and the ring-shaped air bag is arranged in the frame body. A boss is arranged on the supporting plate, a groove is formed in the outer edge of the boss, the ring-shaped air bag is arranged on the groove in a sleeved mode, a notch is jointly formed in the portion, below the groove, of the boss and the edge of one side of the supporting plate, an air tap of the ring-shaped air bag is arranged in the notch, and the air tap of the ring-shaped air bag is connected with an air pump through a hose. According to the utility model, the sealing structure of the traditional separation type mold is optimized, and an excellent liquid leakage prevention effect is achieved.

A large immersed tube full-section prefabricated lightweight formwork system comprises an inner formwork rack and an outer formwork rack, the inner formwork rack comprises an inner formwork fixing frame and an inner supporting rod assembly, the outer formwork rack comprises a top truss and two outer side trusses, an inner formwork comprises an inner formwork body and a lower chamfering part, and the inner supporting rod assembly comprises an inner supporting connecting rod and an inner telescopic oil cylinder. According to the embodiment of the invention, the inner template mounted on the inner template rack extends to the lower chamfer, and the three inner support connecting rods which are in the same straight line under the support of the two inner telescopic oil cylinders are used as the inclined support structure, so that the concrete which is firstly solidified at the lower chamfer can upwards support the horizontal part at the top of the inner template through the inclined support structure; and under the conditions of large span and large weight, the top plate reinforcing steel bars are stably supported, and the situation that the prefabrication precision of the immersed tube top plate is reduced due to downward deformation of the top plate reinforcing steel bars is avoided.

A configurable mold for concrete-casting, methods of use and method using the configurable mold.

The utility model relates to the technical field of stair manufacturing, in particular to a mould for a concrete prefabricated stair. Comprising a first template body, a second template body is arranged on one side of the first template body, lock catches are symmetrically and fixedly connected to the two sides of the second template body, the second template body and the first template body are clamped and fixed through the lock catches, two partition plates are arranged in the first template body, and the two sides of each partition plate make contact with the inner wall of the first template body and the inner wall of the second template body respectively. Inserting rods are fixedly connected to the positions, close to the upper ends, of the two sides of the partition plate, and a plurality of inserting grooves are formed in the tops of the first template and the second template in a linear array mode. After the distance between the two partition plates is adjusted, the two partition plates are installed between the first formwork and the second formwork, a small pouring cavity is formed among the two partition plates, the inner wall of the first formwork and the inner wall of the second formwork, concrete is poured into the small pouring cavity, a stair with the specified length and width can be manufactured, and use is convenient.

The present invention relates to the technical field of immersed tube construction, and in particular to a variable-cross-section template and a construction method for a variable-cross-section immersed tube. The variable-cross-section template comprises an inner template system and an outer template system, wherein the inner template system is located inside the outer template system; two outer sides of the inner template system are provided with first inclined faces inclined inwardly toward each other, two inner sides of the outer template system are provided with second inclined faces inclined inwardly toward each other, and each second inclined face corresponds to the first inclined face on the same side; and casting is performed in an area between the inner template system and the outer template system to form an immersed tube. During the casting of the immersed tube, an inclined side wall is provided between each second inclined face and the first inclined face on the same side to form a flared section of the immersed tube, and then the immersed tube enables lane confluence by means of the flared section. The immersed tube is cast by means of the variable-cross-section template of the present application, so that the immersed tube has the flared section, and the variable-cross-section immersed tube is formed, thereby meeting the construction requirements.

The invention relates to the technical field of concrete pile forming, in particular to centrifugal concrete pipe pile and square pile preparation equipment. Comprising a base, and a driving table is fixedly mounted at the upper end of the base; the driving table is located at one end of the base. A hydraulic chuck is rotationally installed on the face, close to the base, of the driving table. Through cooperation of the annular plate and the hydraulic push rod, the hydraulic push rod clamps a square pile mold in the center of the annular plate through the clamping blocks, the annular plate can drive the square pile mold clamped by the clamping blocks to rotate in the process that the servo motor drives the annular plate to rotate, and therefore a circular plate does not need to be additionally arranged on the surface of the square pile mold; by means of the technical scheme, use of materials is greatly reduced, in the curing process, the space, occupied by the circular plate, of the curing tank is reduced, the curing number of square pile molds in the curing tank is greatly increased, then the production efficiency of hollow square piles is improved, in the same way, the annular plate can also clamp the pipe pile molds through the clamping blocks for centrifugal forming, and the application range of the device is widened.

The present disclosure provides a mold for concrete house construction, including inner mold plates and outer mold plates driven by an inner mold closing mechanism and an outer mold closing mechanism respectively for mold closing and demolding. The inner mold plates and the outer mold plates are fastened by a mold-closing locking mechanism, and adjacent outer mold plates are locked by an alignment locking mechanism, adjustment assemblies being arranged at a bottom of a cement house mold. The construction quality is improved, and the time for mold closing and demolding is greatly reduced; at the same time, the accuracy of mold closing and demolding of the outer and inner mold plates is improved, and the situation of deflection of the outer mold plate during the mold closing and demolding is avoided, thereby improving the construction efficiency.