35results about How to "Fast mold closing" patented technology

The invention relates to a cable-stayed horizontal injection molding machine comprising a lathe bed, a screw rod, a charging barrel, a hopper, an injection cylinder, a connecting rod mechanism, a die assembly mechanism and a die locking mechanism. The cable-stayed horizontal injection molding machine is characterized in that the connecting rod mechanism is connected with a die assembly cylinder, the die locking mechanism is hinged with a die locking piston disk, the die assembly and the die opening adopt a cable-stayed crank cylinder mechanism, and the die locking adopts a disk type cylinder mechanism. The cable-stayed horizontal injection molding machine has the characteristics of simple structure, low cost, wide adaptability and the like, strengthens die locking capability, improves injection area and is safe and reliable.

The invention discloses a high-speed-driven injection molding machine mold closing structure, and belongs to the technical field of injection molding machine. The high-speed-driven injection molding machine mold closing structure comprises a base, a bottom plate, a fixed mold plate, a movable mold plate, an acceleration assembly and an auxiliary separation assembly, a groove is formed in the base, the position, close to the surface of the base, of the groove is hinged to the bottom plate, a vertical rod is fixed to the upper end of the bottom plate, a guide rod penetrates through the vertical rod, the movable mold plate is slidably connected to the outside of the guide rod, the fixed mold plate is fixed to the upper end of the base, and a driving mechanism is fixed to the end, away from the fixed mold plate, of the movable mold plate. According to the structure, auxiliary acceleration of the injection molding machine mold closing structure is carried out through the magnetic attraction effect and mechanical rotation, mold closing can be rapidly carried out, losses of pressure, temperature and the like are reduced in the whole process of injecting melt into a cavity, then the balance is improved when the whole cavity is filled with the melt, and the product quality is improved.

The invention relates to a casting machine capable of quickly locking a mold. The casting machine is characterized by comprising a main oil cylinder, a middle partition plate, a movable plate, an upper top plate, a first locking guide pillar, a second locking guide pillar, a heat preservation furnace, a pressure kettle, a mold, a split wedge-shaped locking mechanism and a material returning mechanism; the split wedge-shaped locking mechanism consists of a first wedge-shaped locking mechanism and a second wedge-shaped locking mechanism, and the first wedge-shaped locking mechanism and the second wedge-shaped locking mechanism are arranged in a left-right mirror symmetry mode; the material returning mechanism comprises a material returning driving mechanism, a guide column, a material returning guide sleeve, a material returning plate, a material returning rod and a limiting column; and the material returning plate is positioned above the movable plate, the driving end of the material returning driving mechanism is fixedly connected with the material returning plate, the material returning guide sleeve is fixed on the material returning plate, the guide column is arranged in the material returning guide sleeve in a penetrating mode and is in sliding connection with the material returning guide sleeve, and the lower end of the guide column is fixedly connected with the movable plate. The casting machine realizes fast mold locking and mold closing of the casting machine, improves the production efficiency, ensures the operation safety, and has good locking effect during mold locking.

The invention discloses a casting mold convenient to position. The casting mold comprises a fixing seat, a mounting seat, a fixed mold seat, a mounting frame and a positioning frame, a fixing mechanism is arranged on one side of the surface of the fixing seat and comprises a fixing block, a mounting block, a mounting wheel, a positioning pin and a fixing groove, the fixing block is arranged on oneside of the surface of the fixing seat, and the mounting block is mounted on one side of the bottom end of the fixing block. The fixing block is pushed, the fixing block drives the mounting block tomove, so that the mounting wheel is driven to slide into the fixing groove, the fixing seat and the mounting seat are fixed through the fixing mechanism, then the positioning pin is screwed into the mounting block, the further reinforcing effect is achieved, then operations opposite to the processes are conducted, and the fixing mechanism on one side of the surface of the mounting seat is mounted,so that the functions of stably mounting a lower mold seat of the casting mold and stably forging the casting mold are realized.

The invention discloses a magnesium alloy asymmetric continuous large-deformation extrusion processing die, and belongs to the field of non-ferrous metal plastic forming. The asymmetric continuous large-deformation extrusion processing die comprises an upset-extruding cavity at the upper part and an extruding cavity at the lower part, and a forming channel hole can be designed to be in an asymmetric type. The extrusion deformation of one side of a casting material is large while the extrusion deformation at the other side is small, so that the deformation is intensified. Die cores are detachable, and various types of die cores which can be suitable for different sizes are designed, so that different production requirements can be met. After one casting material is deformed, the casting material can be quickly replaced with the next casting material, so that continuous production is realized. The die is mainly used for realizing continuous extrusion forming of a sheet of a magnesium alloy sheet-shaped casting material, and the magnesium alloy sheet-shaped part which is uniform in structure and optimized in performance can be obtained through the processing technology.

The invention discloses an injection mold of a coffee maker material box. The injection mold comprises an upper panel, a board A, a lower mold core, a board B, square iron, an ejector pin panel, an ejector pin bottom board, a lower panel and an oil cylinder. The upper panel and the board A are connected through bolts. The board B, the square iron and the lower panel are connected through bolts. The two pieces of square iron are arranged. The ejector pin panel and the ejector pin bottom board are installed between the two pieces of square iron. The lower mold core is installed at the upper endof the board B. The lower mold core and the board B are connected through bolts. A first sliding block, a second sliding block, a third sliding block, a fourth sliding block and a fifth sliding blockare arranged at the upper end of the board B. A coffee maker material box injection molding cavity is formed among the first sliding block, the second sliding block, the third sliding block, the fourth sliding block, the fifth sliding block, the lower mold core and the board A, and through injection molding, the coffee maker material box is even in overall thickness, smooth in surface, good in quality and unlikely to deform, and competitiveness is improved.

The invention relates to a middle plate structure of a horizontal rotary disc opposite-injection machine. The middle plate structure is mainly composed of a middle plate device, a middle plate movingdevice, a transitional connection device, a rotary disc core-pulling device, a rotary disc rotating control device and the like, wherein the middle plate device is mainly composed of a middle plate, amiddle plate fixing seat, a middle plate rotating seat and a middle plate moving plate; the transitional connection device is mainly composed of a transitional connection plate and double-headed bolts; the rotary disc core-pulling device is mainly composed of a rubber hose, a ferrule-type connector, a water divider connecting plate and a steel towing chain; the middle plate moving device is mainly composed of a linear guide rail, a linear guide rail sliding block, a mold-moving piston rod, a connector and hitching legs; and the middle plate rotating control device is mainly composed of a gearreducer and a motor. Moving power is provided for a plate structure by the middle plate moving device, the rotary disc rotating control device controls the rotating direction and the rotating speed of the middle plate, and when the middle plate rotates to the appropriate position, mold-closing is conducted again for injection. Rapid mold-closing of the middle plate structure is achieved through the middle plate moving device, after injection pressure-maintaining is completed, the rotating direction and the rotating speed of the middle plate structure are controlled by the rotary disc rotatingcontrol device, and thus the stable rotating process is achieved.

The invention discloses an expanding die for an expanding head of a longitudinal welded pipe and a manufacturing process of the expanding die, and relates to the technical field of dies. The expanding die for the expanding head of the longitudinal welded pipe comprises an upper die and a lower die. The upper die is arranged above the lower die in a covering manner, semicircular grooves are formed in the middles in the upper die and in the lower die, meanwhile, the two semicircular grooves are combined to form a cavity, channels are symmetrically formed in the positions, located on the two sides of the cavity, in the upper die and the lower die, the two channels are connected to the two ends of the cavity correspondingly, so that the cavity communicates with the two channels, ball grooves distributed in the horizontal direction in the equidistant direction are formed in the tops and the bottoms of the inner walls of the two channels, and balls are movably installed in the ball grooves. According to the expanding die, point contact between the balls and the longitudinal welded pipe replaces surface contact between the longitudinal welded pipe and the die, wear of the surface wall of the longitudinal welded pipe is effectively reduced, and the expanding die is beneficial to improving the expanding quality and efficiency of the longitudinal welded pipe.

The invention discloses a pneumatic type positioning device used for torsion beam punch forming. A tapered wedge block is arranged in each mould cavity of a mould base; opposite ends of two tapered wedge blocks are provided with mandrels; the top surface of the left mandrel is integrally formed with a convex hull which is close to the right end surface of the corresponding tapered wedge block; stand columns are arranged on four corners of the top surface of the mould base, and the lower end of each stand column is fixed with a cushion block; a group of connecting plates is arranged at each of left and right ends of the mould base; the connecting plates are in the shapes of long-strip rectangles; front and rear rows of limiting blocks are arranged on the middle part of the top surface of the mould base; the limiting blocks are two-section type hollow short columns which are small in upper parts and large in lower parts; guide slots are symmetrically formed in front and rear sides of the left end of the mould base; guide slots are also symmetrically formed in front and rear sides of the right end of the mould base; and the four guide slots are distributed in the shape of a rectangle. The pneumatic type positioning device is delicate in conception, reasonable in design, easy to implement, simple in structure and high in production efficiency; and the formed torsion beam is easy to identify in a left-right direction.

The invention relates to a powder metallurgy bearing bush production forming die which comprises a workbench, a fixing device and a forming device. The fixing device is arranged at the top of the workbench, and the forming device is arranged at the position, located on the outer side of the fixing device, of the top of the workbench. Through cooperation of the workbench, the fixing device and the forming device, firstly, a bearing bush die needing to be produced and formed is subjected to rapid die assembly and die disassembly through the arranged fixing device, so that the working efficiency of a machine during die assembly and die disassembly is greatly improved, the machine can produce a plurality of bearing bushes in batches at the same time through cooperation of the arranged fixing device and the forming device, and therefore, the working efficiency of the machine during production is improved.

The invention relates to an impeller mold. The impeller mold comprises a fixed mold assembly, a movable mold assembly, and a mold core assembly, wherein a cavity is formed by the fixed mold assembly and the movable mold assembly, the mold core assembly is arranged in the cavity, the mold core assembly comprises a fixed mold core, a movable mold core, block body mechanisms, and guide pieces, the fixed mold core is connected with the fixed mold assembly, the movable mold core is connected with the movable mold assembly and connected with the fixed mold core, the block body mechanisms are arranged at the periphery of the fixed mold core in a surrounding mode, an impeller cavity is formed by the block body mechanisms, the fixed mold core, and the movable mold core, and the guide pieces are used for guiding the movement direction of the block body mechanisms; and the impeller mold further comprises oil cylinder mechanisms connected with the block body mechanisms, and the oil cylinder mechanisms are connected with an external machine table to control the block body mechanisms to slide along the guide pieces, so that a mold opening action or a mold closing action is carried out. Accordingto the impeller mold, the fastness and the convenience can be achieved when an impeller product is taken out, and meanwhile, the product quality is not influenced.