1444results about "Mould auxillary parts" patented technology

The invention discloses a manufacturing method of a small prefabricated box girder. The manufacturing method includes the following steps that firstly, a pedestal is prefabricated; secondly, mold plates are installed, wherein the mold plates are installed in the following sequence of bottom mold installation, side mold installation, inner mold installation, end mold installation and flange plate installation on side molds; thirdly, concrete is poured and cured; fourthly, demolding is conducted, wherein demolding includes detaching of end molds at the two ends of a girder body, inner mold demolding and side mold demolding; and fifthly, the girder body is cured. According to the manufacturing method, fully-hydraulic actions are achieved through the outer mold plates, the use effect is improved greatly, and labor intensity is lowered; and semi-automation is achieved through an inner mold, quick demolding and mold combination of the mold plates are facilitated, the operation intensity of workers in small space in the girder body is lowered, and the potential safety hazards of working under the high temperature are reduced. The mold plates are firm and general in structure, quick and convenient to use and advanced in design manufacturing and construction process idea.

The invention discloses a precracking rebar concrete sample molding die and a sample molding method. The die comprises a bottom plate, two side plates and more than two partition plates; the side plates are arranged at two sides of the bottom plate; the partition plates are inserted between the two side plates in parallel; more than one containing cavity for molding a concrete sample is defined among the bottom plate, the side plates and the partition plates; a rubber block is embedded in the middle of the partition plate at one side in the containing cavity; the same positions, close to one side of the containing cavity, of the partition plates and the rubber blocks are provided with a longitudinal reserved seam; slices of different thicknesses for precasting cracks of the concrete sample can be inserted in the reserved seams; each of the two side plates is provided with more than one detachable rebar positioning block; the rebar positioning blocks are provided with two positioning holes. According to the method, cracks are reserved in the side surfaces of the rebar concrete sample, and the die has the advantages that the structure is simple, positioning of rebars and stainless steel pipes of different diameters, changing the thickness of a rebar protection layer can be realized without the need of changing a die, and the like.

The invention relates to a pressing molding machine for hollow bricks. The pressing molding machine comprises a combined supporting frame. A left supporting support is arranged on the left side of the upper end face of the combined supporting frame. A brick conveyor is arranged on the left supporting support. A motor is further arranged on the left portion of the upper end face of the combined supporting frame. A shaft of the motor is sleeved with a drive gear. A brick supporting hydraulic cylinder is arranged on the upper end face of the combined supporting frame. A brick supporting plate is arranged on the brick supporting hydraulic cylinder. A right supporting support is arranged on the right side of the brick supporting hydraulic cylinder. A vertical rod is arranged in the middle of the combined supporting frame. A bearing plate is arranged in the middle of the vertical rod. A brick outlet is formed in the left portion of the bearing plate. Two sliding rails which are parallel in a front-and-back manner are arranged on the top of the vertical rod. A material removing plate is arranged at the right ends of the sliding rails. A brick pressing device is arranged on the sliding rails. A die pushing device is arranged on the upper right side of the combined supporting frame. According to the pressing molding machine for the hollow bricks, the manner that a hydraulic cylinder is used for directly pressing brick molding raw materials in the prior art is changed, instability of the forming quality and the forming size of the bricks is lowered, and the requirement for operation accuracy of the hydraulic cylinder of the pressing molding machine is lowered.

The invention discloses an H-shaped supporting pile die with a steam curing device. The H-shaped supporting pile die comprises at least one die unit, wherein each die unit comprises a bottom plate, a left side plate and a right side plate which are hinged with the bottom plate, and a hollow part is formed by the left side plate, the right side plate, a left cavity panel and a right cavity panel. The H-shaped supporting pile die further comprises an oil cylinder connected with the left side plate and the right side plate, and a base used for fixing the oil cylinder, wherein the bottom end of the oil cylinder is hinged with the base, and a plurality of support structures used for preventing the left cavity panel and the right cavity panel from deformation are arranged in the hollow part; steam channels used for steam flowing are arranged on the support structures; the die unit is connected with a steam source by a pipeline, and the hollow part is communicated with the pipeline. The H-shaped supporting pile die disclosed by the invention has the advantages of fast heat production during steam curing, short curing time, high production efficiency and steam cyclic utilization.

A mold for manufacturing a simulated stone product includes a flexible layer that defines a mold cavity section in the shape of the simulated stone product to be formed. The flexible layer also has a support section surrounding the mold cavity section. The support section is configured to substantially resist flexing during unmolding of the simulated stone product.

The invention discloses an anti-seismic prefabricated concrete solid square pile which comprises main reinforced bars, hoop reinforcements, anchoring bars, pile caps and concrete. A cross section main body of a pile body is square; the main reinforced bars are formed by sequentially permutating and combining prestress main reinforced bars and general main reinforced bars and penetrate through the pile body along the longitudinal direction of the pile body; the hoop reinforcements are arranged on the outer edges of the main reinforced bars and are spirally squared; the pile caps are respectively arranged at two ends of the pile body and consist of end plates and skirt edges; the main reinforced bars and the hoop reinforcements are connected by welding or binding to form a steel reinforcement cage; two ends of the prestress main reinforced bars are fixedly arranged on the end plate by riveting or using a bolt connecting mode; the general main reinforced bars are separated from the end plate and are shorter than the prestress main reinforced bars; and the anchoring bars are respectively arranged at two ends of the pile body. The anti-seismic prefabricated concrete solid square pile with the structure simultaneously has high press bearing capacity, tensile bearing capacity, shear bearing capacity and flexural bearing capacity and is a concrete solid square pile suitable for industrial mechanical production and is used for high seismic fortification intensity.

The invention discloses a modularized prefabricated concrete component mold capable of adjusting the pouring size. The modularized prefabricated concrete component mold capable of adjusting the pouring size is formed by splicing a plurality of concrete component mold body units; each unit comprises a bottom plate; the upper end face of each bottom plate is provided with a storing groove, and the four corner positions of each bottom plate are each provided with a splicing column; each plate surface is provided with sliding ports; the middle portion of each plate bottom is provided with a vibrator; a supporting plate is arranged below each plate; a demolding plate is placed in each storing groove; the lower end face of each demolding plate is provided with a sealing ring and a plurality of connection columns; the upper surface of each supporting plate is provided with a plurality of lifting devices which are connected with the corresponding connection columns; the front and rear portionsand the left and right sides of each slicing column are provided with a first side edge sealing plate and a second side edge sealing plate correspondingly; the top of each splicing column is providedwith a top sealing plate; the middle portion of each top sealing plate is provided with a pouring head; and each plate surface is provided with a plurality of overflow ports. The mold can be used forperforming splicing connection between a plurality of concrete component mold bodies according to different concrete prefabricated parts, and concrete components poured in the concrete component moldbodies can be conveniently taken out.

The invention discloses a concrete member mold and an application of the concrete member mold and relates to the technical field of concrete towers for wind power generation, large-scale prefabricated duct pieces and cement tubulation. The concrete member mold is used for solving the problem that prefabrication of a large-scale concrete member and turnover transportation of the concrete member mold are inconvenient. The concrete member mold comprises a lower mold plate, the upper surface of the lower mold plate is detachably connected with a plurality of side mold plates, first space is defined by the side mold plates detachably connected in sequence, the top of the first space is detachably connected with an upper mold plate, and a cavity of the concrete member mold is defined by the upper surface of the lower mold plate, the first space and the lower surface of the upper mold plate. The concrete member mold is used for manufacturing a base of a fan tower.

The invention discloses a special die for one-step-formed multi-curved-face integral bullet-proof plates. The special die comprises an upper punch (2), a lower punch (3), an outer die (4) and a plug block (5). A die cavity (41) is formed in the outer die (4) and is communicated with two ends of the outer die (4). An opening (42) used for charging is formed in the top of the outer die (4) and is matched with the plug block (5) in shape. The die cavity (41) is communicated with the opening (42). The upper punch (2) is connected with an upper die plate of a semi-automatic horizontal press machine, and the lower punch (3) is connected with a lower die plate of the semi-automatic horizontal press machine. The upper punch (2) and the lower punch (3) can get into or come out of the die cavity (41) under the drive of the upper die plate and the lower die plate. The invention further provides a manufacturing method for the one-step-formed multi-curved-face integral bullet-proof plates by the special die.

The invention discloses a vertical molding mold for a concrete utility tunnel. The vertical molding mold comprises a mold base (1), a female end mold (2), an external mold (3) and one or more internal molds (4). The mold base (1) is fixed on the ground, the female end mold (2) is arranged on the mold base (1), the external mold (3) is arranged on the mold base (1) and located on the periphery of the outer side of the female end mold (2), one or more internal molds (4) are arranged on the mold base (1) and located on the periphery of the inner side of the female end mold (2). The molding mold and system and production technology for the concrete single-cabin, dual-cabin and multiple-cabin utility tunnel is high in quality and large in scale and can be rapidly and largely produced.

The invention discloses a manufacture method for a maglev track beam. The manufacture method comprises the following steps: tying a framework of steel reinforcement, manufacturing an internal mold, putting the internal mold in the framework of steel reinforcement, mounting a formwork of track beam, and regulating the formwork of track beam so as to meet the required linearity. The lateral displacement relative to the track beam and the perpendicularity relative to a bottom mold of the side mold of the formwork of track beam can be regulated through a regulating component, and a translating component arranged outside end molds is used for regulating the longitudinal movement relative to the side mold of each end mold. The manufacture method has the advantages of being easy to operate, high in regulating precision and simple to assemble and disassemble the molds. A control component can respectively regulate the transverse displacement, the longitudinal displacement and the vertical displacement of the track beam, the linearity precision can achieve the range of +/-5, and the precast quality of a curved track beam is ensured. The intelligent control can realize high regulating precision, high efficiency and good reliability of a formwork system, and the manufacture method is particularly applicable to precasting of medium-low-speed maglev linear or curved track beams.

The invention provides a multistation synchronous symmetric mold opening and closing mechanism of a ceramic bathroom accessory. The multistation synchronous symmetric mold opening and closing mechanism comprises molds, guide rails, a translational mechanism, supporting mechanisms, a power mechanism and elastic assemblies. The molds comprise a plurality of sets of left molds and right molds which correspond to each other. The distances between the left molds and the right molds in all sets are equal. The supporting mechanisms comprise the left supporting mechanism and the right supporting mechanism which are connected to the left molds and the right molds respectively, and the supporting mechanisms move on the guide rails through the translational mechanism. The power mechanism is used for driving the translational mechanism to drive the supporting mechanisms to move on the guide rails. The elastic assemblies are arranged on the supporting mechanisms. It is guaranteed that the multistation opening and closing mechanism has the unified mold opening and closing time, so that green bodies are stressed evenly, the quality of grouting forming products is improved, and the reject ratio is lowered.

The invention discloses a die for producing ceramsite foamed precast concrete. The die comprises a top cover, a side template and a base plate which are arranged in the vertical direction in sequence, wherein the side template surrounds the top cover and the base plate and is connected with the top cover and the base plate, the top cover is provided with an overflow hole, and a residual grout pipe is connected to the upper side of the overflow hole; the inner diameter of the overflow hole is 3-5 cm, and the height of the overflow hole is 10-15 cm; a screen net is arranged at the position where the overflow hole is connected with the residual grout pipe, and the aperture of the screen net is smaller than the grain size of ceramsite; a grouting hole is formed in the base plate. The invention further provides a process for producing ceramsite foamed precast concrete. By the adoption of the die and process, a traditional method that mixing is conducted first and then grouting is conducted is replaced, grouting and mixing are conducted at the same time, ceramsite floating is prevented through pre-compacting and the blocking action of the top cover, so that ceramsite is distributed uniformly, ceramsite mixing amount is the largest, the heat insulation property and sound insulation property of the ceramsite foamed precast concrete are improved, and the overall quality of products is improved.

The invention relates to the technical field of constructional engineering, in particular to a production method of an assembled bridge prefabricated member and an industrial production line. The production method of the assembled bridge prefabricated member comprises the following steps: S1, production line arrangement: paving a pouring line on a construction site, wherein the pouring line comprises a first track, a side mold assembly matched with the side wall of a prefabricated member and a walking trolley, and arranging a bottom mold matched with the bottom of the prefabricated member in shape on the walking trolley; S2, manufacturing a reinforcement cage: binding the reinforcement cage of the prefabricated member and putting the reinforcement cage on the bottom mold; S3, die assembling; S4, concrete pouring; and S5, demolding. According to the production method of the assembled bridge prefabricated member, on the one hand, hoisting work of disassembling and moving a mold in the construction site is reduced greatly, the construction equipment is saved, the construction efficiency is improved and the construction cost is lowered, and on the other hand, the labor intensity of constructors is reduced greatly, too, and the safety risk in the construction process is reduced.

The invention relates to the technical field of immersed tube prefabrication construction, in particular to a dry dock sequential method full-section integral immersed tube prefabrication formwork system. The system comprises an inner mold system, an outer mold system and an end mold system, wherein the inner mold system is located on the inner side of an immersed tube casting space and is connected with the outer mold system located outside the immersed tube casting space into a whole through the end mold system positioned at the longitudinal end part of the immersed tube casting space, the lower end of the inner mold system is provided with an inner mold travelling support device which is used for carrying out longitudinal, transverse and vertical position adjustment on the inner mold system, and the outer mold system is an outer side formwork structure capable of being adjusted in the longitudinal direction, the transverse direction and the vertical position. The immersed tube prefabrication method has the advantages of being accurate in position adjusting, less in main body structure damage and capable of operating all weather, so that the technical problems of sequential prefabrication, adjacent operation, compact space, longitudinal long-distance travel of an ultra-large super-heavy formwork is long, being prone to deviation and the like which occur to a sequential methodare solved.

A form for creating a pattern in uncured concrete during a casting process includes a support frame and a perforated reinforcing structure coupled adjacent to at least a portion of the support frame. The perforated reinforcing structure includes a plurality of apertures defined therein. A pliable liner is disposed at least partially within the plurality of apertures and at least partially about the perforated reinforcing structure adjacent the support structure. The pliable liner has a patterned surface formed thereon for creating a corresponding pattern in uncured concrete poured adjacent the form.

This patent application discloses a hollow brick manufacturing device, which includes a frame, a lifting mechanism and a mold structure. The lifting mechanism includes a cylinder, a forming block, two sliding rods and two sliding sleeves; The rods are respectively located on both sides of the cylinder and one end of each sliding rod is statically connected to the upper end of the frame; the two sliding sleeves are respectively slidingly connected to the two sliding rods; the forming block is statically connected to the output end of the cylinder; the two ends of the forming block of the cylinder are connected to the sliding The sleeve is statically connected; a sliding sleeve is connected with a first wedge; the mold mechanism includes a slide seat, a first spring, a first mold cavity and a second mold cavity; the slide seat is located at the lower part of the frame, and the first mold cavity and the second mold cavity The second mold cavities are all located on the sliding seat, and the second mold cavity is slidably connected with the sliding seat. The second mold cavity is provided with a second wedge matched with the first wedge; one end of the first spring is connected to the second spring. The mold cavity is connected, and the other end is connected with the frame. This patent application can avoid causing the brick body to break when the hollow brick is manufactured.

The invention relates to a precast track beam formwork system in straddle type monorail transit, in particular to an environment-friendly movable precast track beam formwork system in straddle type monorail transit. The system comprises a steel frame system, a track beam transportation system and a steel formwork system. Each steel frame is formed by connection of part of or all of steel uprights, a top beam, a floor beam and bracing pieces, and every two adjacent steel frames are connected longitudinally via longitudinal beams. The steel formwork system is mounted in the steel frame system. By the aid of the formwork system, emission of concrete construction waste and pollution to the environment can be reduced, the formwork system can be moved and assembled along with line construction sites and can be used repeatedly, and limiting conditions for passing bridges, tunnels, streets and the like during track beam transportation are decreased; construction period of a beam fabrication site is shortened, and construction cost of building projects of straddle type monorail transit is lowered.

The invention discloses an aerated concrete block pouring device. The aerated concrete block pouring device comprises a base, a supporting frame is fixedly arranged on one side of the top of the base,and the supporting frame is of an L-shaped structure. A stirring bin is mounted above the base through the supporting frame, a motor is mounted at the top of the stirring bin, a rotary shaft extending to the interior of the stirring bin is arranged at the output end of the motor, and first stirring blades are arranged on the outer side of the rotary shaft. Smashing cutters are arranged on the inner side of the stirring bin, a first sliding groove is formed in the top of the base, a first sliding block matched with the first sliding groove is arranged in the first groove, and a mould is slidably connected to the upper portion of the base through the first sliding groove and the first sliding block. The rotary shaft is driven to rotate through the motor, so that the first stirring blade rotates, and the first stirring blade drives second stirring blades to stir concrete raw materials in the stirring bin, so that the concrete raw materials are mixed uniformly.

The invention belongs to the field of building component production, and particularly discloses a production process of a thermal insulation decorative board. The production process comprises the following procedures of (1) mold pretreatment; (2) ingredient mixing; (3) material distributing; (4) thermal insulation board pretreatment; (5) thermal insulation board arrangement; (6) back bolt arrangement, wherein back bolts penetrate preformed holes in the thermal insulation board to stretch into a decorative layer, and a vibration device vibrates to enable the decorative layer and a structural layer to closely wrap the back bolts; (7) maintenance; (8) demolding; and (9) thermal insulation decorative board aftertreatment. According to the production process, the thermal insulation board and the back bolts are arranged in sequence, and therefore in the back bolt arrangement process, especially in the vibration process, a good limiting function is achieved on the back bolts, the back bolts are prevented from shifting and inclining, and the problem of later mounting inconvenience is avoided. Meanwhile, the thermal insulation board can achieve a certain locating function, a gripper can downwards jack the thermal insulation board at most, and the situation that the back bolts penetrate the decorative layer due to the too large stroke of the gripper is avoided.

The invention relates to the technical field of immersed tube tunnel construction, in particular to a segmented prefabrication method of immersed tube joints.The prefabrication period of a single tubejoint can be remarkably shortened, the prefabrication cost of a single joint cannot be increased greatly, a reinforcement cage or tube joints cannot be frequently jacked or cannot frequently ascend and descend in the prefabrication link, the waiting period that the tube joints reach the strength required by moving can be shortened, the number of times of moving is obviously reduced, the crack control difficulty can be reduced easily, the forming quality of immersed tubes is improved, and then the engineering quality is improved. Meanwhile, through the arrangement of a steel bar binding area and a pouring area and matching of the reciprocating moving positions of bed-jigs and a formwork in the method, the occupied area of the prefabrication area of a single tube joint is compact, multipleprefabrication assembly lines can be arranged in a width-limited site easily, arrangement of a prefabrication factory is facilitated, a hoisting system does not need to be erected in the moving process of the reinforcement cage, the bed-jigs and the formwork, safety is good, construction is convenient, and the construction period can be further shortened easily.

A shuttering element for producing concrete and reinforced concrete structures comprises a multi-layer panel and a frame element which at least partially surrounds the multi-layer panel and provides at least one identification element that can be contactlessly written on the read form. Methods for producing and repairing such shuttering elements are also provided.

The invention provides a prefabricated concrete square pile mold facilitating mold releasing. The prefabricated concrete square pile mold comprises a horizontally-arranged bottom mold plate and opposite vertically-arranged side mold plates. The side mold plate on at least one side is a plastic plate. The outer side of the plastic plate is provided with a supporting mold frame fixedly connected with the bottom mold plate. When a square pile of a certain specification is produced, the position where the lower portion of the plastic plate is connected with the bottom mold plate is fixed. The distance between the upper end of the plastic plate and the supporting mold frame is adjustable. A plastic plate positioning device is arranged between the plastic plate and the supporting mold frame. The plastic plate positioning device can be a positioning bolt or a cam or a wedge block arranged at the upper portion of the supporting mold frame. According to the prefabricated concrete square pile mold facilitating mold releasing, the technical prejudice is overcome, the dual functions achieved by side mold plates in the prior art are split and distributed, and are achieved by the supporting mold frame and the plastic plate respectively, the problem that a steel prefabricated concrete square pile mold is difficult to release in the prior art is solved, and the prefabricated concrete square pile mold facilitating mold releasing has the obvious effects of ensuring the product quality, reducing the cost and pollution and protecting the health of workers.

The invention discloses a mold of a prefabricated exhaust passage. The mold comprises an inner mold body and an outer mold body. The inner mold body comprises an inner mold frame and inner mold frame extending-retracting mechanisms. The inner mold frame comprises an upper inner mold frame body and a lower inner mold frame body for supporting the upper inner mold frame body. The upper inner mold frame body is in a C-shaped purline shape. Buffer pieces are arranged at the lower end of the upper inner mold frame body. The lower inner mold frame body is in a U shape. The four corners of the inner mold frame are outer chamfers or R corners, and transverse reinforcing ribs are arranged on the inner wall of the inner mold frame. The outer mold body is in a U shape and comprises a bottom mold frame and side mold frames hinged to the two sides of the bottom mold frame, and the upper ends of the side mold frames on the two sides are fixed and matched through a pull rod. The inner mold body is arranged in the outer mold body, a mold cavity is formed between the inner mold body and the outer mold body, end frames are arranged at the two ends of the mold cavity, and the inner mold body is arranged on the end fames. According to the mold of the prefabricated exhaust passage, mechanical mold operation is achieved, losses of the inner mold frame are not prone to happening, and more labor and time are saved during extending and retracting of the inner mold frame.