9results about How to "Improve punching accuracy" patented technology

The utility model discloses a metal door and window production punching device, include: base, all be provided with the column pole at the 4 corners of base, and the top of column pole is installed the top plate, the top below of top plate is installed pneumatic telescopic link, and the drive end of pneumatic telescopic link is connected with the slide, the top of base is connected with the guide strip, and the top of guide strip is provided with module, the slide is slidably arranged in the middle part of column pole, and the below of slide is provided with the guide slot, the inside of guide slot is provided with the sliding block, and the below of sliding block is installed punch cutter, and sliding block and punch cutter are connected through the fastening screw. The metal door and window production punching device, through module to the metal door and window section bar fixed, punch conveniently, and can position the metal door and window section bar, improve the punching precision, and set up a variety of modules, punch the metal door and window section bar of different shape conveniently.

The utility model relates to transformer core steel sheet processing technical field discloses a kind of transformer core steel sheet blanking device, including: blanking rack, its top is equipped with top plate;Blanking support, fixed on the blanking rack, including blanking bottom die, blanking top die and the blanking cylinder of driving blanking top die up and down movement, the contact surface of blanking bottom die and blanking top die is equipped with positioning hole and positioning rod, for realizing accurate alignment when blanking;Material rack, installation in blanking rack side, including push material cylinder, with the push material seat of push material cylinder connection and the push material passageway that steel sheet passes, the push material cylinder is fixed on material rack by cylinder seat, for continuously pushing steel sheet to the processing area of blanking bottom die.The utility model has the advantages of simple structure, convenient operation, high blanking precision, high production efficiency and the like.

The application provides an integrated punching and welding device and a punching and welding method, which comprises a support, a welding mechanism comprising a welding carriage and a welding gun, the welding carriage being provided with a support table, and the welding gun being arranged towards the support table, a punching mechanism comprising a mounting frame above the welding carriage, a driving assembly comprising a pushing piece, a transmission assembly comprising a reversing cam and a connecting frame, the reversing cam being capable of abutting against the pushing piece, and the connecting frame being connected to the reversing cam, and a punching assembly comprising a punch. The punching and welding device reverses and transmits the impact force through the reversing cam, thereby improving the punching precision and response speed. In addition, the device has a smaller volume through the high cooperation and reasonable layout among the above-mentioned mechanisms. Compared with the conventional punching device or welding device at the present stage, the application has the advantages of high integration degree, convenient operation, high processing quality, fast response speed and wide application range.

This utility model belongs to the field of punching equipment, specifically relating to a precision punching equipment for backpack shoulder straps. It includes a base plate, a support plate fixedly connected to the lower end of the base plate, a limiting mechanism on the support plate, and a bracket fixedly connected to the upper end of the base plate. A flattening mechanism is mounted on the bracket, and a punch is mounted on the flattening mechanism. This utility model uses a motor to drive a bidirectional screw to rotate and a top plate to perform a threaded movement. This causes a spring to elastically act on a sliding plate, allowing the clamping plate to move and clamp and limit backpack shoulder straps of different widths, ensuring precise strap positioning. Simultaneously, it avoids excessive clamping force that could deform the shoulder straps and affect processing accuracy.

The utility model relates to a punching die which comprises a base, a pressing plate and an ejector rod installation base, a lower die base is fixedly arranged at the top of the base, a tubular punching tool is fixedly arranged at the top of the lower die base, the pressing plate is connected to the upper portion of the lower die base through a first spring, a shaping groove is formed in the pressing plate in a penetrating mode, and the ejector rod installation base is connected with the lower die base through a second spring. The ejector rod mounting base is connected to the inner side of the base through a second spring and located below the lower die base, an ejector rod matched with the punching tool is fixedly arranged at the top of the ejector rod mounting base, the top end of the ejector rod penetrates through the lower die base and extends into the punching tool, and the ejector rod is fixedly arranged on the ejector rod mounting base. The bottom of the pressing plate is further fixedly connected with a plurality of sets of push rods used for pushing the ejector rod mounting base to move downwards. Waste materials in the tubular punching cutter can be automatically discharged through the ejector rod capable of moving up and down, manual waste discharging is not needed, production efficiency is improved, and labor cost is reduced.

The invention discloses a die structure for punching multiple holes in gear forgings, and belongs to the technical field of punching equipment.The die structure comprises an upper die assembly and a lower die assembly, the lower portion of the upper die assembly is connected with a punching male die, the punching male die comprises a first male die body and second male die bodies, the second male die bodies are evenly distributed on the side of the first male die body, and the lower die assembly is provided with a cavity; a cavity is formed in the lower die assembly, the punching male die can enter and exit in the cavity, a stripper plate is arranged above the lower die assembly, the punching male die penetrates through the stripper plate, the stripper plate and the punching male die can longitudinally slide, the upper die assembly is movably connected with an ejection assembly, and the ejection assembly can enable the stripper plate to be away from the upper die assembly. Multi-hole punching of the forge piece can be achieved, the punching precision is improved, and material abrasion is reduced.

This utility model discloses an automatic punching die rapid positioning mechanism, relating to the field of punching die positioning technology. It includes a die rapid positioning disc, with a pressing and fixing motor fixedly connected to the outer wall of one side of the die rapid positioning disc. A pressing rod is movably connected to the inner wall of the die rapid positioning disc near the pressing and fixing motor. A fixing limit disc is fixedly connected to the top of one side of the pressing rod, and a friction pad is fixedly installed on the front side of one side of the fixing limit disc. By directly installing the die inside the die rapid positioning disc, the pressing and fixing motors on both sides control the extension and retraction of the pressing rod to adjust its position inside the die rapid positioning disc, thereby adjusting the distance between the two fixing limit discs. This can be appropriately adjusted according to the actual die size. Through the effect of pressing and fixing the die, the friction of the pressing is increased by using friction pads at multiple positions on the side of the fixing limit disc, improving the stability of the die fixation.

This utility model relates to the technical field of aircraft engine skid plate processing equipment, and particularly to a processing device for aircraft engine skid plates. The processing device for aircraft engine skid plates provided by this utility model solves the technical problem of low punching accuracy in existing skid plate processing equipment. The processing device for aircraft engine skid plates includes a frame; a stamping assembly disposed on the frame, the stamping assembly having a punch; and a die disposed on the frame. By setting a positioning rod, and with the lower end of the punch lower than the lower end of the positioning rod, during punching operations, after the first hole on the skid plate is punched, the skid plate moves a certain distance towards the positioning rod before punching the next hole. The positioning rod allows the skid plate to be positioned by engaging with the previous hole during punching, thereby effectively improving the punching accuracy of the skid plate processing device.

The invention discloses a carrier tape positioning and punching die, and belongs to the field of carrier tapes, the carrier tape positioning and punching die comprises an upper die and a lower die which are matched up and down, the lower die is provided with a guide plate and a limiting plate, the limiting plate is located above the guide plate, and a conveying channel for a carrier tape to pass through is formed between the limiting plate and the guide plate; the top of the guide plate is provided with a plurality of positioning guide grooves used for conveying and guiding the carrier tape at intervals in the length direction of the guide plate, the upper die is provided with a pressing plate, the bottom of the pressing plate is provided with a plurality of pockets acting on the carrier tape and protruding blocks used for positioning the pockets of the carrier tape, a punching needle set is arranged in the middle of the upper die, and the punching needle set penetrates through the protruding blocks during punching. According to the carrier tape positioning and punching die, through the arrangement of the protruding block, before punching operation is conducted, the position of a pocket is fixed through the protruding block, then punching is conducted, the pocket is directly positioned through the protruding block, and the punching precision can be greatly improved without a complex structure.