51results about How to "Easy to change mold" patented technology

The invention relates to improvement for upper die clamping devices of bending machines, in particular to an upper die clamp-type hydraulic clamping device of a bending machine. The upper die clamp-type hydraulic clamping device of the bending machine comprises a driving sliding block and a plunger hydraulic oil cylinder. The upper die clamp-type hydraulic clamping device of the bending machine is characterized in that the plunger hydraulic oil cylinder is arranged in a mounting hole in a mounting plate of the driving sliding block, a press plate is arranged on one side, located on a cylinder body of the plunger hydraulic oil cylinder, of the mounting plate, a clamping plate is arranged on the other side, located on a piston rod of the plunger hydraulic oil cylinder, of the mounting plate through ball screws, a clamping groove is formed in the lower portion of the clamping plate, and a tensioning mechanism is arranged in the clamping groove of the clamping plate. The upper die clamp-type hydraulic clamping device of the bending machine solves the problems that the upper die clamping device of the existing bending machine is low in die change operation efficiency, the labor intensity of operation personnel is large, upper die locating accuracy is poor, and the service life of a hydraulic oil cylinder is short. The upper die clamp-type hydraulic clamping device of the bending machine is mainly used for the improvement of the upper die clamping devices of the existing bending machines.

The invention relates to the technical field of processing and packaging equipment, in particular to an adjusting mould for fixing to-be-assembled barrel boxes. The adjusting mould comprises a positioning device, longitudinal adjusting devices, transverse adjusting devices, a longitudinal telescopic device, a transverse telescopic device and a limiting forming device, wherein the end portions of the longitudinal adjusting devices and the transverse adjusting devices can be movably arranged on the positioning device, the longitudinal telescopic device is arranged between the longitudinal adjusting devices in a vertical state, the transverse telescopic device is arranged between the transverse adjusting devices in a horizontal state, one end of the limiting forming device can be slidably arranged on the longitudinal adjusting devices and the transverse adjusting devices, and a material suction device is arranged at the end, far away from the positioning device, of the limiting forming device. According to the adjusting mould for fixing the to-be-assembled barrel boxes, assembly operation of different assembling packaging boxes is realized, the mould can be adjusted by screw rods leftand right and up and down, the time and the cost are saved for customers, and mould changing is more convenient and faster.

The invention provides hot-gas welding plastic welding equipment and a welding method. The equipment comprises a base, on which a first frame, a second frame, a third frame and a fourth frame are arranged, wherein a lower slide table and an upper slide table are arranged on the first frame and the second frame, the upper end of the lower slide table is provided with an upper mold clamp, the lowerend of the upper slide table is provided with a lower mold clamp, the third frame and the fourth frame are provided with a middle slide table used to occupy or avoid space positions among the lower slide table and the upper slide table and the lower slide table, and a nitrogen heating middle mold is arranged on the middle slide table. When welding with hot gas welding plastic welding equipment, there is no such problem of poor welding quality after the hot plate is contaminated by plastic parts in hot plate welding, and there is no such problem of friction debris in the process of vibration friction welding. Heated nitrogen is used to heat the welding surface of an upper plastic part and a lower plastic part to the welding temperature for welding then, which costs less than the laser welding. And as long as it is a plastic part, the plastic part can be welded by the equipment to expand the application range of the equipment.

The invention provides a mold frame system capable of quickly replacing a mold core, and relates to the technical field of molds. The mold frame system capable of quickly replacing the mold core solves the technical problem of low efficiency caused by the fact that the mold core can be replaced only when the mold is disassembled from an injection molding machine during wire changing production inthe prior art. The mold frame system capable of quickly replacing the mold core comprises a front mold frame, a rear mold frame, a front mold core and a rear mold core, wherein mold core mounting grooves are formed in the front mold frame and the rear mold frame, the front mold core and the rear mold core are correspondingly arranged in the mold core mounting grooves of the front mold frame and the rear mold frame, threaded holes are formed in the back surfaces, opposite to a mold clamping surface, of the front mold core and the rear mold core, bolts can correspondingly penetrate through the mold core mounting grooves of the front mold frame and the rear mold frame and can be correspondingly connected with corresponding threaded holes in a threaded way, and the front mold core, and the rear mold core and the rear mold frame can be matched with the threaded holes through bolts. According to the mold frame system capable of quickly replacing a mold core, the mold replacing efficiency isvery high and rapid line changing production is realized.

The invention discloses a semi-automatic coil inserting machine comprising a case, a press arm mechanism, a mold mechanism and a control system. The press arm mechanism comprises a press block controlled by an oil cylinder. The mold mechanism comprises a push device and a mold device. The push device comprises a ball screw, a guide pillar and a copper push head. The ball screw, the guide pillar and the copper push head are connected with one another through a screw nut. The guide pillar and the screw nut are in sliding connection. The upper end of the ball screw is connected with the copper push head. The mold device comprises a storage strip and a guide strip. According to the semi-automatic coil inserting machine, improvements are made on the basis of an original coil inserting machine, and a cam box of a paper beating mechanism is omitted, so that occupation area of a machine body is small, production cost is reduced, and debugging and maintaining are greatly facilitated; the semi-automatic coil inserting machine is simple in structure, mold change is facilitated, mechanical working efficiency can be improved, and economic benefit can be increased.

The invention relates to a universal formwork with convenient mold change, which comprises an upper formwork structure and a lower formwork structure connected up and down, a lower support plate, a jacking cylinder, a connecting block and a positioning plate; one side of the bottom plate is provided with a connecting The lower support plate; the lower support plate is provided with a jacking cylinder, and the upper end of the jacking cylinder is provided with a connecting block, and the material of the connecting block is an electromagnet; the lower supporting plate is located on one side of the jacking cylinder. Positioning plate. The universal mold frame with convenient mold change of the utility model has a compact structure, and can precisely position the upper mold assembly and the lower mold assembly through the upper moving plate and the lower moving plate, and can be applied to different types of molds. There is no need to replace the mold base, the production cost is low, and the processing efficiency is high, which meets the production and processing needs of the enterprise.

The invention discloses a one-die multi-hole carbon die with a vertical die capable of being installed and replaced conveniently. The one-die multi-hole carbon die comprises the vertical die, a pressing plate and a die core base, the pressing plate and the die core base are relatively fixed, the vertical die is placed in the pressing plate, a pin hole is formed in the position where the vertical die is installed on the die core base, and the vertical die is detachably connected with the die core base through a pin. The one-die multi-hole carbon die has the advantages that when the vertical die is installed and replaced, the vertical die can be replaced by only dismounting the pin without dismounting the pressing plate and the die core base, the vertical die is replaced conveniently, the installing debugging range is small, the die is good in cooperation and small in friction, the scrappage of the die is reduced, the repeated installing debugging is reduced, and working efficiency is improved.

The invention belongs to the technical field of machinery, and provides an end trimming device for automobile decorative strips. The device comprises a frame, a jig module, a control box and two trimming modules; each trimming module comprises a primary transverse length adjusting mechanism, a rotation adjusting mechanism, a secondary transverse length adjusting mechanism, a vertical adjusting mechanism, a turning adjusting mechanism and a trimming working mechanism; the jig module is arranged on a bracket and positioned between the both trimming modules; an automobile decorative strip to be trimmed is placed on the jig module as well as tightened and positioned; and the trimming working mechanism is controlled by the control box to trim the ends of the automobile decorative strip. The end trimming device provided by the invention has the advantages that the up-and-down motion, the left-and-right motion and the front-and-back motion of the trimming working mechanism can be achieved; the horizontal surface and the vertical surface can rotate at an angle around a shaft, so that the device has the characteristics of being convenient in use, convenient in mould changing and high in trimming precision and reliability, as well as meeting the requirement for the use of trimming various decorative strips; the requirements of product lengths and end angles can be conveniently ensured; and the yield is stable.

The invention mainly discloses an automatic wire bending machine. The automatic wire bending machine comprises the following mechanisms including a feeding mechanism, a rotating mechanism, a shearing mechanism, a die-changing mechanism and a bending mechanism. The feeding mechanism is used for conveying a metal wire. The rotating mechanism can rotate by 360 degrees around the axis of the conveyed metal wire. The shearing mechanism is installed on the rotating mechanism and located at the front end of the feeding mechanism. The die-changing mechanism is installed on the rotating mechanism and located at the front end of the shearing mechanism. The bending mechanism is installed on the rotating mechanism and located at the front end of the die-changing mechanism. The automatic wire bending machine can be used for numerical control wire bending equipment, has the functions of wire conveying, wire bending and forming, and wire shearing, can achieve a one-shot wire forming function with multiple die positions switched automatically, has two wire forming modes, namely bending and push bending at the same time, and can realize a mechanical structure of a two-dimensional numerical control bending function and a three-dimensional numerical control bending function.

The invention provides ultrasonic composite sofa cloth. Diversity of a surface structure of the sofa cloth is improved. Besides, the sofa cloth is of a multi-layer structure, durability is good, threads and thread ends do not exist, embossing uniformity is good, the problem of thread falling is avoided, and the sofa cloth comprises warp-knitted super-soft short-pile lint (1) and staple cotton bottom cloth (2) from top to bottom in sequence. A glue layer (3) used for bonding the warp-knitted super-soft short-pile lint (1) to the staple cotton bottom cloth (2) is arranged between the warp-knitted super-soft short-pile lint (1) and the staple cotton bottom cloth (2).

The invention relates to an edge-profiling, glue-injecting and oven-drying all-in-machine machine for a bottom cover. The edge-profiling, glue-injecting and oven-drying all-in-machine machine comprises an unloading mechanism, an edge-profiling mechanism, a glue-injecting mechanism, a drying oven, a lower power mechanism and an embracing-sending mechanism, wherein the lower power mechanism comprises a total power motor, a power transmission shaft, an unloading assembly, an edge-profiling assembly and a glue-injecting lifting assembly; the unloading assembly, the edge-profiling assembly and the glue-injecting lifting assembly are separately positioned below the unloading mechanism, the edge-profiling mechanism and the glue-injecting mechanism; when the unloading assembly, the edge-profiling assembly and the glue-injecting lifting assembly descend, the embracing-sending mechanism is used for performing embracing-sending on products on the unloading assembly, the edge-profiling assembly and the glue-injecting lifting assembly; when the unloading assembly, the edge-profiling assembly and the glue-injecting lifting assembly ascend, the unloading mechanism unloads products to an unloading lifting assembly; and the edge-profiling mechanism and the glue-injecting mechanism are used for processing products on an edge-profiling lifting assembly and the glue-injecting lifting assembly. The whole machine only adopts one lower power mechanism, is environmentally friendly and energy-saving; and products are various, and all product types can be replaced. The whole machine is fully automatic and intelligent, does not need guard of staff, and is high in degree of automation; and mound change and maintenance are convenient.

The invention discloses a tripping device chiseling and riveting fixture and a riveting method thereof, which belong to the technical field of special fixtures. The tripping device chiseling and riveting fixture an upper mold, guide columns, reset springs, a lower mold, an upper punch, a rear baffle plate, a U-shaped positioning block and a lower punch, wherein the guide columns are arranged between the upper mold and the lower mold, each reset spring is connected on the corresponding guide column, the upper punch is connected with the upper mold, the U-shaped positioning block is fixed on the lower mold, a U-shaped groove is formed in the U-shaped positioning block, a lower punch fixing hole is formed in the groove bottom of the U-shaped groove, and the lower punch penetrates out of the lower punch fixing hole; and the rear baffle plate is arranged on one side of the U-shaped positioning block, a limiting groove is formed in the side wall on one side, close to the U-shaped positioning block, of the rear baffle plate, and the upper punch moves in the vertical direction along the limiting groove. The tripping device chiseling and riveting fixture can complete the riveting of a tripping device part in one step, is reliable in riveting quality, concise in structure, low in cost, and convenient in popularization and application.

The invention discloses an aluminum alloy plate bending limit evaluation device capable of automatically adjusting a gap and belongs to the field of testing. A screw driving assembly, a left-right-handed screw, a supporting assembly and a set of bending die are arranged on a bottom plate; a left-handed external thread section and a right-handed external thread section of the left-right-handed screw are respectively and correspondingly provided with a female die holder; the two female die holders are respectively provided with a female die supporting roller; a male die holder is arranged above the midpoint of the left-right-handed screw, and a male die is fixed below the male die holder; a first grating ruler, a load sensor and a second grating ruler are arranged; the output ends of the first grating ruler, the second grating ruler and the load sensor are correspondingly connected with the signal input end of a PLC respectively; and the signal output end of the PLC is correspondingly connected with the control end of a servo driving motor, and the signal output end of the PLC is further correspondingly connected with a touch screen, so that a man-machine interaction and control interface of the evaluation device is formed. The bending process can be dynamically monitored, and the problem that the bending process cannot be recorded in real time when a gap value is manually measured by an experimental device is solved.

The invention discloses rubber extrusion equipment which comprises an extruder, a discharge port of the extruder is connected with an extrusion bin, two ends of the extrusion bin are provided with an air cylinder and an extrusion die, and the rubber extrusion equipment is characterized in that a spraying frame is fixed at the bottom of the extruder, and a plurality of nozzles facing the extrusion die are fixed at the bottom of the spraying frame; a water pipe connected with the spray head is arranged in the spray frame, a water tank is arranged below the extrusion die, cooling water is arranged in the water tank, the water pipe is connected with the water tank through a water pump, and a baffle surrounding the extrusion die is arranged on the outer edge of the top of the water tank. According to the extrusion equipment, cooling water is sprayed to the extrusion die through structural cooperation and then collected through the water tank, then the extrusion die is rapidly cooled, die replacement is convenient, and the extrusion efficiency is improved.

The invention discloses a novel guide column and guide sleeve structure of a crankshaft forging die. The novel guide column and guide sleeve structure is used for guiding the relative movement between an upper die forging die body and a lower die forging die body of the forging die. The novel guide column and guide sleeve structure comprises three guide column and guide sleeve sets arranged on the parting face between the upper die forging die body and the lower die forging die body. Each guide column and guide sleeve set comprises a guide sleeve only fixed to and positioned on the upper die forging die body or the lower die forging die body, and a guide column which is only fixed to and positioned on the lower die forging die body or the upper die forging die body, corresponding to the guide sleeve on the upper die forging die body or the lower die forging die body and is positioned in the guide sleeve in a slidable and penetrating manner. The three guide column and guide sleeve sets include the two guide column and guide sleeve sets at the two ends of one side of the parting face, and the guide column and guide sleeve set on the other side of the parting face, wherein only one end of the guide column and guide sleeve on the other side of the parting face is positioned. The distribution direction of the guide columns and the guide sleeves, on the upper die forging die body and the lower die forging die body, of the corresponding two guide column and guide sleeve sets is opposite to the distribution direction of the guide column and the guide sleeve, on the upper die forging die body and the lower die forging die body, of the other guide column and guide sleeve set. The novel guide column and guide sleeve structure is simple in structure, beneficial to die arrangement, die replacement and adjustment, convenient and rapid to operate and use, capable of effectively solving the problem that the forging piece offset amount is difficult to control, high in forging process stability and good in product consistency.

The invention relates to a lithium battery aluminum-plastic film automatic forming machine, which includes a lithium battery aluminum-plastic film transmission device, a lithium battery aluminum-plastic film forming device and a cutting device. The lithium battery aluminum-plastic film forming device includes an upper mold device, a lower mold device, Fixing device and power device, the lower mold device slides up and down on the fixing device driven by the gas-hydraulic booster cylinder, the upper mold device includes the lower mold connecting plate, the eccentric wheel connecting plate, and the straight line connecting the two ends of the lower die connecting plate and the eccentric wheel connecting plate Bearing guide column, install an eccentric shaft on the inner side of the forming lower cover plate, install a coupling and deceleration servo motor on the outside of the forming cover plate, the coupling connects the deceleration servo motor and the eccentric shaft, and install a crankshaft on the eccentric shaft The crankshaft connecting plate is connected and drives the eccentric connecting plate of the upper mold device. The lower mold device of the present invention is driven by a deceleration servo motor, and the upper mold device is driven by the forming eccentric shaft and the crankshaft connecting plate, and the upper mold device is used for upper molding. The deceleration servo motor can be controlled by molding, and the automatic adjustment stroke can be adjusted to achieve precise control. , can be adapted to a variety of product processing.

The invention discloses a flanging hole machining die device. The flanging hole machining die device comprises a positioning sleeve and a hole drilling and flanging mandrel, wherein the hole drilling and flanging mandrel penetrates through the positioning sleeve; a conical spiral guide sleeve is connected to the hole drilling and flanging mandrel; a hole drilling and flanging positioning piece is connected to the conical spiral guide sleeve; two sets of flanging pins are connected to the two sides of the hole drilling and flanging positioning piece through two sets of screws respectively; a hole drilling and flanging adjusting guide sleeve is arranged in the positioning sleeve; an axial block is connected to the hole drilling and flanging adjusting guide sleeve; a hole drilling and flanging mandrel sheet is arranged on the hole drilling and flanging mandrel; a disc type spring sheet is arranged on the hole drilling and flanging mandrel; and a fixing needle is arranged on the disc type spring sheet. According to the flanging hole machining die device, a conical spiral principle is utilized, and a conical spiral groove is driven by rotation, so that a flanging hole can be machined at one time, the production efficiency is increased, the appearance is uniform, and the quality is stable.