137 results about "Clapboard" patented technology

The invention relates to the technical field of building construction, and discloses reinforced concrete prefabricated frame wallboard grooving equipment which comprises a machine body, the machine body is provided with a plurality of uniformly arranged saw blades, the bottom of the machine body is fixedly connected with a mounting plate, the bottom of the mounting plate is sleeved with a sleeve plate in sliding connection, and the bottom of the sleeve plate is fixedly connected with a positioning plate. A partition plate is fixedly connected into the sleeve plate, a plurality of electric push rods are fixedly connected between the top of the partition plate and the bottom of the mounting plate, a control button is fixedly connected to the bottom of the partition plate, a fixing frame A and a fixing frame B are fixedly connected to the two sides of the top of the positioning plate correspondingly, and a conveying belt is wound between the fixing frame A and the fixing frame B through a rotating shaft. According to the grooving equipment for the reinforced concrete prefabricated frame wallboard, the problems that when a traditional device is used for manual cutting, a worker has certain reaction time, so that a saw blade still rotates in a wall body, and the grooving length of the wallboard is too long can be solved.

The utility model discloses a special mould frame convenient for storing and taking sendust soft magnetic mould, which comprises a box body, a drying partition plate, a frame body and a liquid guide mechanism, a storage inner cavity is formed inside the box body, the drying partition plate is arranged in the middle of the storage inner cavity, two groups of sub-cavities are formed on two sides of the drying partition plate, two groups of guide grooves are symmetrically arranged at the bottom of each sub-cavity, and the guide grooves are arranged on the frame body. The rack body comprises a vertical plate and a plurality of sets of placing plates evenly installed on the vertical plate, a handle is installed on the vertical plate, a butt joint groove is formed between every two sets of placing plates at the same height, an iron sheet is fixed to the inner end of each butt joint groove, a magnet used in cooperation with the iron sheets is installed at the outer end of each drying partition plate, and two sets of auxiliary wheels and two sets of main wheels are installed on the placing plate located at the bottom. The two auxiliary wheels are slidably arranged in the two guide grooves. According to the drawing type mold frame, a hand pulling type storage mode is adopted, the molds can be conveniently taken and daily sealed storage treatment is facilitated, moisture entering is reduced, and therefore the rust-proof effect of the molds is improved.

The utility model discloses a vertical storage support for sealing blanking caps. The vertical storage support comprises a main body frame, a cross beam, a back stop lever, an upper partition plate, a partition pipe and a lower partition plate. The main body frame comprises stand columns, a top plate and a bottom plate. The upper end and the lower end of the stand column are welded to the top plate; the four cross beams are connected with the stand columns in pairs; the upper clapboard and the lower clapboard are placed on the cross beam; circular holes are formed in the top plate, the upper partition plate, the lower partition plate and the bottom plate; the partition pipe penetrates through the circular holes in the top plate, the upper partition plate, the lower partition plate and the bottom plate from the top end to the bottom end; and back stop levers are arranged between the two upright posts on the left / right side surface and between the two upright posts on the back surface. The storage support solves the problems that rubber layers are abraded, site storage is disordered, time and labor are consumed during storage and taking, the space occupancy rate is high, site attractiveness is poor, and potential safety hazards exist in the operation process when existing sealing blanking caps are stacked and stacked.

The utility model belongs to the field of packing and provides a piece of paper tray inner lining of forming, including paperboard main part, four edges of paperboard main part are provided with horizontal outward extension's outer baffle, every outer baffle can be folded up to with paperboard main part perpendicular, each outer baffle is connected in head -to -tail in horizontal direction and forms the article -placing space with paperboard main part together, paperboard main part is cuted with inner baffle every interval, the same side in the direction of every inner baffle arrangement is connected with paperboard main part as the bottom edge, and the rest three edges are separated with paperboard main part through the cut of penetration, every inner baffle can be folded up to with paperboard main part perpendicular along the bottom edge, and form the article -placing groove between adjacent inner baffle and between the outermost inner baffle and outer baffle.

This utility model relates to the field of building construction machine technology, and proposes a hoisting component for a building construction machine, including a lifting leg, a track, and a hanging bracket column. The track includes a fixed plate and a hanging rail. The fixed plate is fixedly mounted on the lifting leg, and both its top and bottom sides abut against the lifting leg. The hanging rail is fixedly mounted on the fixed plate. The hanging bracket column is slidably mounted on the hanging rail. This utility model improves the hoisting stability and installation efficiency of the hanging bracket by setting a hanging rail on the lifting leg and utilizing the sliding cooperation between the hanging bracket column and the hanging rail. By setting a fixed plate and ensuring that both its top and bottom sides abut against and are fixedly connected to the lifting leg, the fixing strength of the hanging rail is improved, further enhancing the installation efficiency of the hanging bracket. Furthermore, by setting a partition, a top plate, and a connecting frame, and ensuring that the fixed plate abuts against and is fixedly connected to the connecting frame, the fixing strength of the hanging rail is further improved.

The utility model provides a fatty liver sample storage device, which relates to the technical field of storage devices, and comprises a refrigeration box body, a plurality of clapboards are equidistantly arranged in the refrigeration box body from the right upper part to the lower part, a plurality of fixing mechanisms are equidistantly arranged at the top ends of the clapboards, and each fixing mechanism comprises a base. The base is fixedly installed at the top end of the partition plate, a buffering assembly is installed in the base, a fixing base is fixedly connected to the back face of the base, a pressing assembly is arranged in the fixing base, and clamping assemblies are symmetrically installed in the fixing base and located on the left side and the right side of the pressing assembly; according to the fatty liver sample storage device, the base, the buffering assembly, the fixing base, the pressing assembly and the clamping assembly are used in cooperation, test tubes loaded with fatty liver samples can be stably placed, meanwhile, rapid placing and taking work can be achieved, compared with a traditional storage device, the placing and taking stability is greatly improved, and practicability is effectively improved.

The utility model discloses a tire mould, relates to tire processing technical field, including lower mould and upper mould, the lower mould is fixed at the upper end of clapboard, the outside of lower mould clings to be equipped with a plurality of side mould, the bottom end in the installation box is equipped with the moving mechanism, the upper mould is fixed at the end of spring telescopic pole, the lower mould is equipped with the spring telescopic pole. The output ends of the spring telescopic rods are fixedly connected with the upper end of the filling mold, and a limiting mechanism is arranged at the upper end of the lower mold. The plurality of side molds are arranged on the outer side of the lower mold and are combined to form the annular mold, so that a patterned tire with any depth can be conveniently demolded, the tire is prevented from being adhered to the side molds by arranging the limiting mechanism, and meanwhile, the tire is prevented from being driven by the filling mold to ascend and move; and by arranging a fixed gear, the side edge molds are prevented from moving during machining, and a fixed inner gear ring can enable the multiple side edge molds to be automatically away from the tire.

The utility model discloses an assembly rib beam structure ultrathin RPC trestle board mould, including lower mould, upper mould, the lower mould includes forming platform, lower connecting plate, be equipped with two lower connecting plates, be located top front and back two sides, the upper mould includes upper connecting plate, baffle, forming plate, inclined plane, be equipped with two upper connecting plates, set up in lower connecting plate top respectively, and be connected with lower connecting plate, baffle is equipped with a plurality of left and right interval, and two upper connecting plates are fixedly connected with the front and back two sides of baffle bottom surface, forming plate is set up horizontally left and right, and is equipped with a plurality of interval before and after, and the middle part forms the convex inverted trapezoidal structure downward, and the inclined plane is fixed and is located every forming plate top front and back two sides, and the inclined plane top all are equipped with a plurality of connecting grooves, and are fixedly connected with baffle through connecting groove. The utility model can obtain the trestle board with trapezoidal convex rib, can improve trestle board structure strength while the thickness is smaller, reduces the cost, can realize once pouring forming, simple structure, convenient to use.

The utility model relates to the technical field of furniture, in particular to an invisible connecting piece. The device is used for connecting partition plates between vertical plates on two sides of panel furniture. The partition plate piece is arranged in the end of the partition plate, and the lap joint piece is arranged opposite to the end of the partition plate. The partition plate piece comprises a section of pipe body, and an elastic agraffe which is bent downwards is exposed out of the end of the pipe body. The lap joint piece is a section of second pipe body, a short platform is arranged at the front end of the second pipe body, and an inserting opening for the elastic agraffe to be inserted in is formed behind the short platform. The partition plate piece is composed of the pipe body and the elastic agraffe and is simple in structure, convenient to machine and low in cost. The lap joint piece is composed of the pipe body, the short platform and the inserting opening, is formed at a time, and is simple in structure and low in cost. The device is simple in overall structure and low in cost.

The utility model discloses a building engineering heat preservation decoration partition plate which comprises a lower decoration plate, a structural layer convenient to splice is installed on the top of the lower decoration plate, a sound insulation layer is installed on the top of the structural layer, a heat preservation layer is installed on the top of the sound insulation layer, and an upper decoration plate is installed on the top of the heat preservation layer. A connecting piece is inserted into one side of the structural layer, the structural layer comprises a supporting plate fixedly installed at the top of the lower decorative plate, a structural frame is fixedly installed at the top of the supporting plate, and by arranging the heat preservation layer and the sound insulation layer in the partition plate, the overall heat preservation and sound insulation effects of the partition plate are improved; secondary decoration of the partition plate is avoided, the use cost is reduced, through the arrangement of the connecting piece and the structural layer, the fixing plate and the connecting plate in the connecting piece can be installed in the two sets of installing grooves and the communicating grooves correspondingly, the effect of rapid splicing of the two sets of partition plates is achieved, and the overall structure is stable.

This utility model relates to the field of wood processing technology and proposes a wood cleaning device, including a cleaning collection frame: the cleaning collection frame is connected to a lifting frame from the top inward, and lifting mechanisms are provided on both sides of the lifting frame, with the lifting mechanisms located on the outside of the cleaning collection frame. Conveying port mechanisms are provided on both sides of the cleaning collection frame and the lifting frame. A fixing plate is fixedly connected between the front and rear plates on one side inside the lifting frame. The fixing plate is away from the side wall of the lifting frame. There are two fixing plates, and insert plates are fixedly connected to the opposite sides of the two fixing plates. When the motor is started, the conveying wheel rotates to convey the wood board. Before conveying, the wood board is clamped by the upper and lower spring telescopic rods and the insert plates. The cleaning brush cleans the large particles of waste on the upper and lower layers of the wood board. The large particles of waste fall into the upper part of the partition for collection.

The utility model discloses a green construction formwork assembly for buildings, which comprises a plurality of wood formworks and a storage frame. The storage frame comprises an upper plate and a lower plate, a side plate is connected between the lower plate and the upper plate, a partition plate is arranged between the upper plate and the lower plate, a trimming channel extending front and back is formed among the partition plate, the upper plate and the side plate, and a storage channel extending front and back is formed among the partition plate, the lower plate and the side plate; the upper plate is provided with a cutter hole extending leftwards and rightwards, a front guide plate and a rear guide plate which are connected with the upper plate are arranged outside the cutter hole, a scraper penetrating through the cutter hole and extending into the trimming channel is arranged between the rear guide plate and the front guide plate, and the front guide plate or the rear guide plate is in threaded connection with a locking screw with the end abutting against the scraper. The construction formwork assembly is matched with the front-back through storage frame, and recycled wood formworks can be stored and are convenient to transfer; and solidified cement which can be scraped off and left on the surfaces of the wood formworks is arranged on the storage frame, the reuse rate of the wood formworks is increased, the overall function is complete, and practicability is high.

The invention relates to a fabricated wall body structure in building construction. The fabricated wall body structure comprises two first mounting frames; the two second mounting frames are horizontally and oppositely arranged between the two first mounting frames, and the two second mounting frames and the two first mounting frames are connected end to end and arranged around a circle; the multiple inner wall supports are vertically connected between the two second mounting frames at intervals, and a containing space is defined by the inner wall supports, the second mounting frames and the first mounting frame; the first fixing assembly is arranged between the second mounting frame and the inner wall bracket; the plurality of wallboard units are spliced and placed in the accommodating space; and the partition plates are arranged between the adjacent wallboard units. The first mounting frame, the second mounting frame and the inner wall support are spliced to form the three-dimensional frame, and the multiple wallboard units are combined and spliced, so that the prefabricated module is miniaturized, the transportation cost is reduced, constructors can conveniently assemble the prefabricated module on site, and the requirement for the site is low.

The utility model discloses a platform type stacker crane which comprises a stacking assembly, a feeding assembly is arranged on one side of the stacking assembly, and a storage assembly is arranged on the other side of the stacking assembly. The stacking assembly comprises a stacking machine frame, a stacking conveying device is arranged on the stacking machine frame, and the stacking machine frame is further provided with a limiting device, a partition plate feeding device, a righting device, a lifting device and a material supporting device. The automatic board stacking machine has the advantages that the feeding assembly achieves rapid feeding and conveying of boards to the stacking assembly, a stacking conveying device, a limiting device, a partition feeding device, a righting device, a lifting device and a material supporting device of the stacking assembly work in a coordinated mode, and automatic feeding and stacking of single-layer boards and partition boards are achieved; the stacking efficiency is improved, the labor intensity of workers is reduced, and the quality of wood boards is guaranteed; and the storage assembly achieves temporary storage and transition of the stacked wood board finished products, and the wood board finished products can enter the next production procedure conveniently.

The utility model provides a roof separation seam reserving device, and relates to the technical field of building construction. The reserving device comprises an installation bottom plate, a first partition plate, a second partition plate, a first supporting piece and a second supporting piece. The first partition plate is arranged on and perpendicular to the first side edge of the mounting bottom plate, the second partition plate is also arranged on the first side edge of the mounting bottom plate and is parallel to and spaced from the first partition plate, and the mounting bottom plate, the first partition plate and the second partition plate form a gap. The first supporting pieces are located on the side edge, away from the second partition plate, of the first partition plate and are sequentially arranged at intervals in the first direction, and the direction is parallel to the mounting bottom plate. The second supporting pieces are arranged on the side edge, away from the first partition plate, of the second partition plate, are symmetrical with the first supporting pieces relative to the gap, and are arranged at intervals in the first direction. Compared with a traditional separation joint construction mode, forming is stable, and a rigid protection layer is not damaged.

The invention belongs to the technical field of enclosing wall stand column top modeling construction, and particularly relates to a formwork for enclosing wall stand column top modeling and a construction method.The formwork for enclosing wall stand column top modeling comprises a plurality of step-shaped formwork bodies sequentially distributed in the height direction, and every two adjacent formwork bodies are oppositely arranged; the smaller end of the template located at the bottommost part faces upwards; the opposite ends of every two adjacent formworks are butt joint ends, and a butt joint frame in a U shape is arranged between every two adjacent butt joint ends. A partition plate matched with the butt joint frame in width is arranged in the butt joint frame in a sliding mode, the front end of the partition plate is inserted between the two adjacent butt joint ends, the butt joint frame pushes the front end of the butt joint frame out of the butt joint ends through forward displacement, and the two butt joint ends are separated. A plurality of brick caps can be poured at a time, the inner side of the formwork is demoulded and then demoulded, the construction efficiency is greatly improved, and the construction cost is reduced.

The utility model relates to the technical field of plate processing, and discloses a plate processing placing rack which comprises a movable base, the top of the movable base is fixedly connected with a placing rack body, the inner bottom wall of the placing rack body is movably connected with a placing plate, and the top of the placing plate is provided with a plate groove. The inner wall of the plate groove is movably connected with a plate body. According to the placing frame for plate processing, through the arrangement of the placing frame body, the plate body, the first partition plates, the extrusion pads, the limiting plates, the second partition plates, springs, clamping rods and clamping holes, each plate can be independently limited and fixed in the placing process of the plates; and the situation that in the placing process, all the plates are stacked together, and consequently workers cannot take the plates conveniently is avoided, meanwhile, the situation that the plates topple over and fall down in the placing process is also avoided, the plate placing stability is further improved, and therefore the plate placing effect is improved.

The utility model discloses a numerical control bending machine convenient for batch production of workpieces, which comprises a machine body, a placing plate, a plurality of partition plates, a clamping plate, a sinking plate, a positioning component and an adjusting component, a plurality of bending tool bits are mounted on the machine body, a plurality of workpieces can be bent in batches, the placing plate is detachably arranged on one side of the machine body, the partition plates are arranged on the other side of the machine body, and the clamping plate is arranged on the lower side of the machine body. The multiple partition plate arrays are detachably arranged at the top end of the containing plate, multiple grooves are formed in the containing plate, the multiple partition plates are located in the multiple grooves correspondingly, the partition plates can be conveniently mounted and dismounted on the containing plate, the clamping plate is movably arranged on one side of each partition plate, and the sinking plate is arranged on one side of each bending tool bit in a lifting mode. The sinking plates are located in the middle of every two adjacent clamping plates, and the bottom end of each sinking plate is fixedly connected with a positioning rubber plate. According to the numerical control bending machine convenient for batch production of the workpieces, the positioning effect during bending of a metal plate is conveniently improved.

The application relates to a self-resetting double-chamber graded friction damper, which comprises a frame, a partition plate arranged in the frame, the partition plate divides the frame into a first chamber and a second chamber, a first friction plate arranged in the first chamber, a second friction plate and a third friction plate arranged in the second chamber, the third friction plate is abutted against the partition plate and the side wall of the frame close to the second chamber at two ends, the second friction plate is slidably connected with the first friction plate through two stop blocks penetrating through the partition plate, a disc spring is arranged between the two stop blocks, and a disc spring is arranged between the third friction plate and the frame, the damper can be used for graded friction energy consumption of large and small displacements of a building and can always play a self-resetting function under the large and small displacements, so that the damper can be more easily completely reset under the condition of large energy consumption, and thus residual deformation of the building is avoided.

The utility model relates to the technical field of building material transportation protection devices, and discloses a light building material transportation protection device which comprises a fixing frame, an adjusting mechanism arranged at the top of the fixing frame and a mounting frame arranged at the top of the adjusting mechanism. The adjusting mechanism comprises a driving assembly fixedly installed on the inner side of the fixing frame, a connecting shaft movably installed on the inner side of the fixing frame, an adjusting support installed on the surface of the connecting shaft in a sleeving mode and a movable shaft movably installed on the inner side of the adjusting support. According to the light building material transportation protection device, the height of the mounting frame is flexibly adjusted through the adjusting mechanism, the transportation requirements of building materials of different specifications are met, meanwhile, the stability of the building materials is enhanced through cooperation of a protection plate and a partition plate, the service life of an adjusting support is prolonged through use of a wear-resisting bush, and the overall design gives consideration to practicability and durability; the device is suitable for transportation and protection scenes of various light building materials.

The utility model discloses an automatic wood board sorting device which comprises a machine frame and a front conveyor, and an image detection device, a sorting device, a color recognition device and a plurality of sets of partition plates arranged in the width direction of the front conveyor are sequentially erected on the front conveyor in the conveying direction. The sorting device comprises three collecting boxes and three first material pushing assemblies which are used for pushing wood plates with holes, wood sections, wood sections and holes into the three collecting boxes respectively; a sorting channel is formed between every two sets of partition plates, and a thickness detection device and a plurality of second pushing assemblies for pushing the wood boards of different colors to the front ends of the different sorting channels are erected on the rear portion and the front portion of each sorting channel correspondingly. A plurality of groups of sorting boxes which are used for collecting wood boards with different thicknesses are arranged below the output end of the front conveyor, the number of each group of sorting boxes is equal to that of the sorting channels, and the rack is provided with a sorting conveying mechanism for conveying the wood boards in the sorting channels into the different groups of sorting boxes; the whole sorting device has the advantages of high sorting efficiency, high sorting accuracy and low labor intensity.

The utility model provides an assembly type shear wall structure, which relates to the technical field of assembly type buildings and comprises shear wall units connected with each other, each shear wall unit comprises an inner wall plate and an outer wall plate, a plurality of groups of connecting plates are fixed on the inner wall of each shear wall unit, and the connecting plates are connected with partition plates to form a T-shaped structure; the adjacent partition plates abut against each other in a staggered mode to form a middle opposite-pulling plate face. The first transverse ribs penetrate through first penetrating holes formed in the connecting plates, and opposite-pulling pieces are jointly connected between the first transverse ribs on the two sides to clamp and position the middle partition plate. And concrete is poured between the two inner wallboards and the outer wallboard to form a shear wall unit. When concrete is poured, the abutting face of the partition plate can transmit stress, compared with traditional bolt connection, point constraint is upgraded to face constraint, displacement of the inner wall plate and the outer wall plate can be effectively limited, and the overall stability is improved; and according to the design, the wallboard does not need to be punched, the structural strength of the wallboard is prevented from being damaged, the overall attractiveness can be improved, and dual optimization of functions and appearance is achieved.

The utility model discloses a novel floor board for ground decoration, which comprises a board body, a slot, an insertion strip and a multifunctional mechanism, the slot and the insertion strip are respectively arranged at the front end and the rear end of the board body, and the multifunctional mechanism is arranged inside and at the top of the board body; the multifunctional mechanism comprises a flame-retardant plate, an inner plate, a sealing groove, a sealing strip, a waterproof groove, a waterproof plate, a buffer groove, a buffer plate, an alloy plate and a plurality of high-pressure springs; a partition plate and a plurality of pieces of mineral wool sound-absorbing cotton are arranged in the alloy plate. According to the scheme, the buffering efficiency of the bottom plate is greatly improved, and stress deformation of the sound-absorbing cotton is effectively avoided.

The present disclosure relates to the field of automobile valve, specifically to a fuel tank isolation valve. Including: a separating valve main body, the separating valve main body is internally provided with a valve cavity, the valve cavity is internally provided with a clapboard; an electromagnetic valve, the electromagnetic valve is installed on the isolation valve main body, the electromagnetic valve comprises a movable plunger extending into the valve cavity, the front end of the movable plunger is provided with a plug, the plug is opposite to the clapboard, one side of the movable plunger far away from the clapboard is propped against with a first spring; further comprising: a temporary power-off pressure relief device, the temporary power-off pressure relief device comprises a limiting seat, a sliding seat and a conversion device, the sliding seat is set at the front end of the electromagnetic valve body, the limiting seat is set on the movable plunger; the limiting seat and the sliding seat are respectively provided with axially opposite locking projections and convex eaves; the conversion device is used for converting the axial driving force of the movable plunger to the limiting seat to drive the limiting seat to rotate in the circumferential direction in one way; one side of the convex eave is provided with a first sliding groove for containing the convex axial sliding of the lock. It can realize the function of temporary power-off and pressure relief.

A spectrograph element lamp bracket comprises a bracket body, the interior of the bracket body is of a hollow structure, a partition plate is arranged in the bracket body, a wire passing hole is formed in one side of the partition plate, a mounting table is arranged above the other side of the partition plate, a mounting screw hole is formed in the mounting table, a heat dissipation groove is formed in the surface of the mounting table, and three faces of the heat dissipation groove are open. And the other side is separated from the wire passing hole through a clapboard. Compared with the prior art, the spectrograph element lamp holder has the advantages that the heat dissipation groove is additionally arranged below the light source for heat dissipation, and the heat dissipated by the heat dissipation groove is separated from the connecting wire in the wire passing hole by the partition plate, so that the influence of the heat on the circuit is reduced, and accelerated aging of the connecting wire due to heating is avoided.

The utility model relates to the technical field of cables, in particular to a signal cable and an assembly thereof, which comprises at least two groups of cable cores. The shielding layer is used for wrapping all the cable cores; the core column is arranged in the shielding layer; and the plurality of partition plates extend outwards along the radial direction of the core column, and the adjacent partition plates are in contact with the inner surface of the shielding layer, so that a plurality of mutually independent accommodating spaces for accommodating cable cores are formed. According to the utility model, the plurality of clapboards for supporting the shielding layer are annularly distributed by taking the core column as the center, stable and uniform internal support can be provided for the shielding layer, the elastic components are arranged between the clapboards to support the shielding layer from the inside, and when the shielding layer is pressed to be concave inwards, the elastic components generate elastic deformation and accumulate elastic potential energy; and the elastic part releases elastic potential energy to provide internal force for recovering the shielding layer, so that the shielding layer is always in an initial state and fully wraps the cable core.

The utility model relates to the technical field of bar wire round steel and pipe blank production equipment, in particular to a cooling bed inlet partition plate device capable of being rapidly switched. A roller type partition plate device capable of replacing a flat plate type partition plate is parallelly designed and mounted on the opposite side of the original partial flat plate type partition plate; the roller type partition plate device comprises a fixed bottom plate, a support is installed on the bottom plate, a swing arm is installed at the upper end of the support, and a roller partition plate is fixed to the outer end of the swing arm. According to the device, a roller type partition plate device capable of replacing a flat plate type partition plate is parallelly designed and installed on the opposite face of an original part of flat plate type partition plates, free switching between the flat plate type partition plate and the roller type partition plate can be easily achieved, cost is low, operation is easy, labor is saved, working efficiency is high, maintenance is convenient, and production requirements are met.

The utility model discloses a material mixing device for mould manufacturing, which relates to the technical field of mould manufacturing, and comprises a device main body, the inner side of the device main body is fixedly connected with a clapboard, the four corners of the inner side of the device main body are rotatably connected with rotating columns, the exteriors of the rotating columns are fixedly connected with first gears, and the bottom of the clapboard is provided with a rotating mechanism; the exterior of the rotating column is fixedly connected with multiple sets of symmetrically-arranged supporting rods, a mounting groove is formed in the exterior of the rotating column, a heating mechanism is mounted on the inner side of the mounting groove, the exterior of the rotating column is fixedly connected with a mounting plate through bolts, and a separation net is arranged on the exterior of the mounting plate. According to the device, synchronous rotation of the stirring rod and the supporting rod is achieved through double-motor driving, raw materials are efficiently mixed in multiple dimensions, meanwhile, the materials can be evenly heated in the stirring process through the design of the electric heating rod, the local overheating problem is avoided, the mixing efficiency is remarkably improved, the raw material fusion rate is increased, and the raw material mixing effect is improved. And higher production efficiency and better product quality are brought to mold manufacturing.

The utility model discloses an assembly type structural steel stair with built-in reinforcing ribs, which belongs to the technical field of prefabricated steel stairs and comprises step pieces and two side vertical plates. The interlayer piece is arranged in the stepping piece; the step piece comprises a decorative cover plate and a bottom sealing steel plate, and the interlayer piece is arranged between the decorative cover plate and the bottom sealing steel plate; the interlayer piece comprises a step bottom plate, a middle partition plate fixed to the top of the step bottom plate and a first crossed reinforcing rib fixed between the step bottom plate and the middle partition plate, and a plurality of silencing holes are sequentially formed in the top of the middle partition plate. The side vertical plate piece comprises two stair side plates and a second cross reinforcing rib fixed between the two stair side plates, the first cross reinforcing rib, the second cross reinforcing rib and a third cross reinforcing rib are arranged in the step piece, the interlayer piece and the side vertical plate piece respectively, and the thickness requirement and stability are guaranteed on the whole; and the overall weight is reduced.