24results about How to "Improve punch quality" patented technology

The utility model relates to the technical field of machining, in particular to a device for screw tapping. Comprising an inverted-U-shaped support, the upper end of the support is in threaded connection with an adjusting bolt, an inverted-L-shaped supporting arm is fixed to the front side of the support, a fixing rod is fixed to the supporting arm, a sliding rod is arranged on the fixing rod in a sliding mode, a motor is fixed to the rear end of the sliding rod, a chuck is fixed to an output shaft of the motor, a screw tap is clamped and fixed to the chuck, and a driving assembly is installed on the sliding rod. The driving assembly can drive the sliding rod to move, and a positioning assembly is arranged at the front end of the support. When punching or tapping is carried out on the cross brace of the frame, the support is located on the outer side of the cross brace of the frame, the position of the device in the length direction of the cross brace can be adjusted by moving the support, the adjusting bolt is rotated, and the height of the device can be adjusted by continuously rotating the adjusting bolt after the adjusting bolt makes contact with the upper end of the cross brace. And therefore, the screw tap can conveniently correspond to the hole in the cross brace.

The utility model relates to the technical field of machining clamps, in particular to a hole milling clamp assembly for hard alloy machining, which comprises a base, a positioning column is arranged at the center of the base, a hole column is arranged at the center of the positioning column, and fixing holes which downwards extend into the positioning column and the base in sequence are formed in the hole column. The hard alloy comprises a positioning part and a punching part, a positioning hole is formed in the center of the hard alloy, two bolts are arranged on the base, and the hard alloy sleeves the positioning column; a cover plate, a positioning mechanism and a pressing mechanism are further included, curved grooves are inwards formed in the two opposite side ends of the cover plate, and a positioning through groove is further formed in the cover plate. The base, the positioning column, the plug pin, the cover plate, the positioning mechanism and the pressing mechanism are used in cooperation, hard alloy is positioned, the portion where a top face counter bore needs to be machined is exposed through the curved groove to be machined through the cover plate and the positioning mechanism, and the top face counter bore is machined through positioning of the positioning through groove and the positioning mechanism. And it is guaranteed that the machined top face counter bores are perpendicular to the machined bottom face counter bores.

The utility model discloses a PCB punching device which structurally comprises a workbench and pressing plates, PCBs are placed on a placing plate, a first motor drives a first lead screw to enable the pressing plates on the two sides to move inwards under the action of pushing force, the pressing plates enable the PCBs to be close to each other, attached to each other and clamped, and therefore the PCBs can be punched. And meanwhile, a second electric push rod at the upper end downwards pushes a lower pressing plate to downwards press the PCB again, so that the stability of the PCB during punching is better, the deviation condition is reduced, the condition that the PCB is damaged during pressing due to excessive stress can be prevented under the action of a first pressure sensor and a second pressure sensor, the safety is higher, and the production efficiency is improved. And a drill bit at the bottom end can move left and right under the condition that a second motor drives a second screw rod, and a stress sliding block can drive the drill bit to move front and back under the condition that a third motor drives a third screw rod, so that the punching work of different positions of the PCB can be realized, the working efficiency is higher, the time for manually adjusting the direction is saved, and the working progress is accelerated.

The utility model discloses a multi -angle motor fan -shroud punching device relates to motor fan -shroud punching technical field, the utility model discloses a base is equipped with support frame and installation cylinder one side in the top of base, the top of support frame is equipped with hydraulic pressure rod, and the output of hydraulic pressure rod is connected with the punch -pressing disc, and the inside installation of installation cylinder has one -way screw rod, the utility model discloses when fixing to motor fan -shroud, the staff will motor fan -shroud cover on the tray, then the staff rotates two -way screw rod, and two -way screw rod rotates makes two sets of thread block opposite displacement, so that connecting rod promotes the expansion of connecting plate and rubber pad, and then makes rubber pad and the lateral wall of motor fan -shroud and reach tightly, reaches the fixed purpose of motor fan -shroud, then the staff starts hydraulic pressure rod, and hydraulic pressure rod promotes the punch -pressing disc and carries out the punch -pressing to the bottom of motor fan -shroud, reaches the purpose of motor fan -shroud heat dissipation hole punch -pressing.

The utility model discloses a punching die for a walking aid pipe component. The punching die is characterized by further comprising a punching die core which is arranged on the punching plate, is arranged along the axis of the pipe component and is used for synchronously punching a row of through holes; the semicircular pressing plates are arranged on the arc-shaped die plate and used for preventing the pipe component from jumping during stamping; the limiting block is arranged on the lower die, located behind the arc-shaped die plate and used for limiting the position where the pipe component is inserted into the lower die; due to the arrangement of the punching die core, synchronous machining of multiple punches can be achieved, production efficiency is improved, and machining cost is reduced; through the arrangement of the semi-arc pressing plate, the pipe component is fixed to the lower die, the pipe component is prevented from jumping and shifting due to the influence of punching force in the punching process, the punching die core is prevented from being broken, the punching hole site is prevented from deviating, the punching quality of the pipe component is improved, meanwhile, by replacing the semi-arc pressing plate, the pipe component punching die can adapt to different pipe diameters, and the universality of the die is improved.

The utility model belongs to the potato planting technical field, concretely relates to a kind of potato tissue culture seedling matrix cuttage puncher, including chassis, and chassis is connected with top frame by lifting mechanism, and fixed rod and motor are fixed on top frame, and fixed rod is installed with scissor type connecting rod mechanism, scissor type connecting rod mechanism includes multiple connecting rod one and connecting rod two, and both ends of scissor type connecting rod mechanism are equipped with transmission part two and transmission part three, and the end of remaining connecting rod one, connecting rod two is rotatably connected by connecting pin, and the middle end of connecting rod one, connecting rod two is rotatably connected by transmission part one, transmission part two is slidably installed on fixed rod, transmission part three is rotatably connected fixed rod, and the bottom end of transmission part one is installed with earth boring rod, and motor is rotatably connected transmission part one by transmission mechanism.The design of scissor type connecting rod mechanism and transmission mechanism realizes flexible adjustment and synchronous drive between the spacing of multiple earth boring rods, not only improves punching efficiency and quality, but also reduces operation difficulty and cost.

The utility model relates to a battery flexible connector tab punching tool which comprises a base, a placing plate is arranged at the top of the base, two symmetrical supporting frames are arranged at the top of the base, a top plate is installed at the tops of the two supporting frames, two symmetrical fixing plates are further arranged at the top of the base, and the two symmetrical fixing plates are arranged on the top of the base. By moving the two positioning blocks, one sides of the two positioning blocks are aligned and attached to the two sides of the tab, and the fixing bolts penetrate through the limiting grooves formed in the positioning blocks and are matched with one of the two rows of fixing holes formed in the top of the containing plate, so that the two positioning blocks are fixed; therefore, the tab is positioned, deviation in the punching process is avoided, and meanwhile positioning operation is more convenient and faster.

The invention belongs to the technical field of agricultural machinery and discloses an agricultural plastic mulching film row-aligning perforating machine which comprises a main machine frame, an unwinding mechanism, a perforating mechanism, a winding mechanism and a film unfolding mechanism. Through the unwinding mechanism, the punching mechanism, the winding mechanism and the film unfolding mechanism, the surface tension of a mulching film is maintained through a pre-tightening piece, the mulching film is conveyed to the punching mechanism under the assistance of the film unfolding mechanism, a gear motor drives a cutter shaft to rotate, a cylindrical brush cutting board shaft and the cutter shaft reversely rotate through a gear, and therefore punching operation of the mulching film is achieved; meanwhile, under the assistance of the film spreading mechanism, the mulching film is conveyed to the winding mechanism, the winding mechanism achieves winding and compacting of the mulching film through the dead weight of a rubber roller, a pressing piece and a winding rod, an optimized pure mechanical transmission structure is adopted, accurate alignment punching and winding and compacting of the mulching film and the crop row spacing are effectively achieved, and the mulching film and the crop row spacing can be effectively controlled. The device has the comprehensive advantages of compact structure, low manufacturing cost, high operation efficiency, excellent positioning precision and the like, and is suitable for large-scale agricultural production requirements.

The utility model discloses a punch structure, cutting tool and punch die relates to tensile cutting technical field. Among them, punch structure includes punch main part and punch head, and punch head is located at one side of punch main part, and punch head and punch main part coaxial arrangement, and the outer diameter of punch head is less than the outer diameter of punch main part, and the joint part of punch head and punch main part is first camber surface, and first camber surface is used for with the inner peripheral edge of through -hole and is in conformity. The utility model provides technical scheme to eliminate the gap of punch structure and workpiece, improves the punch quality of workpiece.

This utility model relates to the field of silicon steel sheet processing technology, and discloses a punching and shearing device for transformer core silicon steel sheets. It includes a gantry frame mounted above a punching and shearing table, with a punching and shearing machine movably fitted inside the gantry frame; a first pressure roller rotatably connected to the punching and shearing table, located on the side of the punching and shearing machine near the first conveyor belt; a first drive assembly mounted on the punching and shearing table, the drive end of which is connected to the first pressure roller, allowing for an adjustable distance between the first pressure roller and the punching and shearing table; a second pressure roller rotatably connected to a guide table, positioned on the top surface of the guide table near the punching and shearing table, with an elastic tendency towards the top surface of the guide table; and a third pressure roller rotatably connected to the guide table, positioned on the top surface of the guide table near the second conveyor belt, also with an elastic tendency towards the top surface of the guide table. This device can improve the punching and shearing quality of silicon steel sheets and increase production efficiency.

The utility model belongs to the field of agricultural mechanical equipment, and provides a rolling type lawn perforating machine which comprises a rack, an engine, a handrail, a transmission mechanism and a perforating device, the perforating device comprises a plurality of perforating cutters, a perforating shaft and five groups of relatively independent perforating discs, and the perforating discs are in transmission connection with the perforating shaft through one-way keys. A water tank is arranged in the advancing direction of the punching device and is of a cylindrical structure, the two ends of the water tank are connected to the rack, and the engine is arranged above the water tank. The transmission mechanism comprises a belt transmission assembly and a chain type transmission assembly. The chain type transmission assembly comprises a chain, a first chain wheel coaxially connected with the belt transmission assembly, a second chain wheel coaxially connected with the punching device, a third chain wheel coaxially connected with the water tank, a first tensioning chain wheel and a second tensioning chain wheel, wherein the first tensioning chain wheel and the second tensioning chain wheel are connected with the machine frame. The utility model has the advantages of reasonable design and various counterweight measures, is favorable for improving the punching quality, is convenient to steer, is favorable for improving the working performance of equipment, and is suitable for large-scale popularization.

The application discloses a multi-gradient sharp corner punching die for amorphous alloy based on notch sensitivity and application thereof to punch amorphous alloy, soft magnetic material or metal thin strip. The multi-gradient sharp corner punching die for amorphous alloy based on notch sensitivity comprises a die body and a die front end; the die front end is provided with a circular punching end face; a plurality of sharp corners with top angles towards a punching direction are arranged on the edge region of the punching end face along the circumference thereof, the sharp corners are periodically arranged from high to low and then to high, and the higher the sharp corner is, the smaller the top angle is.

The utility model belongs to the technical field of caterpillar track section machining, and discloses a punching device for caterpillar track section machining, which comprises an operation table and a bearing plate, and is characterized in that a stand column and a positioning block are arranged on the operation table, a top plate is arranged at the top end of the stand column, a punching structure is arranged on the top plate, and the bearing plate is movably connected with the positioning block. A bearing groove is formed in the bearing plate, a punching groove penetrating through the bearing plate is formed in the bearing groove, the punching structure comprises a hydraulic cylinder, a pushing plate and a mounting plate, the hydraulic cylinder is arranged on the top plate, a piston rod is arranged on the hydraulic cylinder, the pushing plate is connected with the piston rod, and the mounting plate is arranged on the top plate. And the pushing plate is connected with the bearing plate through an adjusting structure. The positioning blocks with different bearing grooves and the mounting plates with different punching columns are selected according to different caterpillar links, so that the punching quality of the caterpillar links can be improved, the universality of the punching device can be improved, and the cost for manufacturing multiple sets of punching devices is reduced.

The utility model discloses a punching assistor, which belongs to the technical field of punching and comprises a main body part, at least two clamping parts are arranged on one side of the main body part, the length direction of the clamping parts is perpendicular to that of the main body part, a positioning part is arranged on one side, far away from the clamping parts, of the main body part, and a positioning block is arranged on the positioning part. According to the scheme, the clamping part can be used for clamping an object to be punched, the clamping part and the main body part are perpendicular to each other, it can be guaranteed that the clamping part clamps the object to be punched in the width direction, and then auxiliary positioning of the punching position is achieved in the length direction; and the positioning block on the positioning part can realize positioning on the object to be punched, so that the positioning precision of the punching assistor is ensured, and the punching quality is improved. In the use process, fixed-point punching can be achieved only by using the positioning part for positioning and then determining the length and width positions of the hole positions in the length directions of the main body part and the clamping part, and the punching efficiency is greatly improved.

The invention discloses punching equipment with automatic overturning and heating functions, and particularly relates to the technical field of metal plate and profile machining equipment.The punching equipment comprises an automatic feeding mechanism, a feeding and overturning mechanism, a tuner, a punch forming mechanism and an automatic discharging mechanism. The automatic feeding mechanism, the feeding and overturning mechanism, the tuner, the punch forming mechanism and the automatic discharging mechanism are controlled by a programmable logic controller in a coordinated linkage mode, the automatic feeding mechanism comprises a storage frame and a pushing assembly, and the pushing assembly is installed on the side face of the storage frame. A feeding and overturning mechanism is arranged on the side face of the automatic feeding mechanism and comprises a servo sliding table, a second air cylinder, a first piston rod, a first motor, a pneumatic finger and a limiting assembly, and the second air cylinder is installed above the servo sliding table.

The utility model discloses a cloth punching device for advertisement design, and belongs to the technical field of punching devices. The cloth punching device for advertisement design comprises a box body, a punching mechanism and a collecting mechanism, the punching mechanism comprises a mounting frame, the bottom end of the mounting frame is connected with the two sides of the upper end face of the box body, a moving plate is slidably inserted into the mounting frame, a plurality of mounting bases are fixedly mounted at the bottom end of the moving plate, and cylindrical cutters are in threaded connection with the interiors of the mounting bases; stamping grooves are formed in the positions, located at the bottom ends of the multiple cylindrical cutters, of the upper end face of the box body, and the bottom ends of the cylindrical cutters are movably connected with the stamping grooves in an inserted mode. The collecting mechanism comprises a pair of movable seats, the movable seats are arranged at the two ends of one side of the box body respectively, a collecting cover is rotationally connected between the movable seats, a dust collector is installed on the bottom side of the box body, a connecting hose is connected to one side of the upper end of the collecting cover in an inserted mode, and one end of the connecting hose is connected with the input end of the dust collector. And the practicability of the punching device can be effectively improved.

The utility model relates to steel structure processing equipment technical field, concretely is a kind of steel structure punching equipment with fixed structure, including fuselage, control switch, driving mechanism, motor one, drill bit and I-beam, it is characterized by: the control switch is installed on the surface of fuselage, the upper surface of fuselage is fixedly connected with driving mechanism, the moving part of driving mechanism is installed with motor one, the driving shaft of motor one is fixedly connected with drill bit, the upper surface of fuselage is placed with I-beam, the upper surface of fuselage is provided with clamping device, and the clamping device includes two assembly frames and is set up symmetrically before and after.The utility model, by setting up clamping device, while realizing the clamping of different specifications I-beam, the flange portion of I-beam can be supported, to ensure that the drilling position on flange has structural support, thereby reducing the deformation probability of I-beam drilling position, improve the drilling quality of punching equipment.

The invention discloses a punching mechanism for a film mulching rice transplanter. The punching mechanism is characterized in that a plurality of guide holes are formed in a supporting frame; the punching rod is movably matched with the guide hole; the multiple punching needles are obliquely arranged in the length direction of the supporting frame, and the middles of the punching needles are in sliding fit with the through holes in the supporting frame; eccentric wheels are connected to the two ends of the driving shaft and connected with linkage pieces, and the other ends of the linkage pieces are connected with the punching rods. When the driving shaft drives the eccentric wheel to rotate, the linkage piece drives the punching rod to move in the length direction of the guide hole and is linked with the punching needle to perform opening action and punching, the lower end of the punching needle quickly moves to the position below a transplanting claw of the transplanting mechanism, and a mulching film is punctured and moved away instantly before the transplanting claw inserts seedlings into a field. Therefore, the rice transplanting claw can transplant rice at the position punctured by the mulching film. The method has the technical effects that the seedling jumping phenomenon caused by the elasticity of the mulching film is eliminated, meanwhile, the extrusion damage of the broken opening of the mulching film to the rhizome of the seedling is completely eradicated, and the survival rate and the uniformity of transplanting are greatly improved.

The utility model discloses a computer case cover plate punching device, and relates to the technical field of punching. A computer case cover plate punching device comprises a conveying table, a fixing frame is fixedly connected to the top of the conveying table, two drilling tool mechanisms and a cover plate conveying structure are arranged in the fixing frame, the cover plate conveying structure is located on the conveying table, and the cover plate conveying structure comprises two electric push rods, a conveying frame, two conveying rollers, a conveying belt and a conveying motor. The two electric push rods are fixedly installed on one side of the conveying table, the telescopic ends of the two electric push rods slidably extend into the conveying table and are fixedly connected with the conveying frame, the electric telescopic rods of the device push the baffles to accurately position the cover plate, and meanwhile the electric push rods, the conveying frame and other assemblies are matched; the cover plate can be vertically and stably conveyed to a punching station, the problem that the irregular and large-size case cover plate is difficult to position is solved, and then the punching quality of the case cover plate is improved.

The utility model relates to punching device technical field, and disclose a kind of high -efficient punching device for plastic bag production, solve the problem that the positioning stability of existing punching device to plastic bag is not good, it includes auxiliary conveying component one, auxiliary conveying component two and punching mechanism, auxiliary conveying component one, auxiliary conveying component two and punching mechanism are all installed on the production line of plastic bag, and fixedly arranged with pusher assembly on punching mechanism, punching mechanism is located between auxiliary conveying component one and auxiliary conveying component two, and punching mechanism is by supporting base plate, a number of cylinder one, limit supporting plate, a number of cylinder two, limit pressing plate and a number of punching assembly composition, and punching assembly is by Z type support seat, cylinder three and punch stamping head composition;Through the punching device, it can realize to plastic bag continuous punching, can be positioned to plastic bag when punching, improve stability and punching accuracy.

The utility model discloses a kind of reflection piece porous synchronous punching device, including workbench, the top edge of workbench is fixedly connected with support frame, the top of support frame is fixedly connected with electric push rod, the telescopic end of electric push rod is through the surface of support frame and is fixedly connected with lifting plate, the bottom surface of lifting plate is slidably connected with punching plate, the top of lifting plate is screw-connected with two fixed bolts, fixed bolt is through the surface of lifting plate and is screw-connected with punching plate;The utility model is through setting the punching plate of slidable disassembly in the bottom of lifting plate, the bottom of punching plate is early set up several nails for punching, according to the different punching requirement, multiple different quantity and position punching nail's punching plate can be prepared in advance, complete multi-hole punching in the process of following electric push rod descending, improve punching efficiency.

The utility model belongs to the technical field of aluminum strip punching, and particularly relates to an aluminum strip punching device which comprises a working table, a supporting frame is fixedly connected to the upper surface of the working table, a hydraulic cylinder is installed on the supporting frame, a punching head is installed at the telescopic end of the hydraulic cylinder, first electric telescopic rods are symmetrically arranged on the lower surface of the supporting frame, and the first electric telescopic rods and the second electric telescopic rods are symmetrically arranged on the upper surface of the working table. The telescopic end of the first electric telescopic rod is fixedly connected with a pressing plate. A first electric telescopic rod is started, a pressing plate is pushed downwards, limiting frames on the two sides are driven by a spring, a buffer rod and a hollow rod to move downwards synchronously, the pressing plate is located above the aluminum strip, meanwhile, the two sets of limiting frames are located on the two sides of the aluminum strip, the two sides of the pressing plate are buffered by the spring, the buffer rod and the hollow rod, and the situation that the pressing plate and the upper surface of the aluminum strip are high in fitting degree is avoided; and therefore, the limiting frames on the two sides are matched, the movement range of the aluminum strip can be limited during punching, the situation that the aluminum strip moves during punching is avoided, and then the aluminum strip punching quality is improved.

The utility model discloses an automatic code spraying and punching device for a cantilever, which belongs to the technical field of cantilever production and comprises a bracket, a code spraying component and a punching component are arranged on the bracket, the code spraying component can spray codes on the cantilever on the bracket, and the punching component can punch the cantilever on the bracket. A first distance is arranged between the vertex of the cantilever and the code spraying assembly and the punching assembly, a supporting assembly is arranged on the bracket and makes contact with the cantilever so as to support the cantilever, and a driving assembly is connected to the supporting assembly. The supporting assembly enables the distances between the vertexes of the cantilevers with different diameters and the code spraying assembly and the punching assembly on the same vertical plane to be first distances through the driving assembly. The distances between the vertexes of the cantilevers with different diameters and the code spraying assembly and the punching assembly are the first distances, the code spraying assembly and the punching assembly can perform code spraying and punching on the cantilevers without moving positions, the punching and code spraying efficiency is improved, and meanwhile the punching and code spraying quality is improved.

The invention belongs to the technical field of stamping, and particularly relates to a progressive die stamping device and method for a metastable stainless steel multi-bending component. The device comprises a base, and a blanking unit and a multi-stage stamping die unit which are sequentially arranged on the base, the punching unit comprises a pressing die assembly, a punching die assembly, a pressing die locking mechanism and a punching die locking mechanism. A guide column is arranged on the base, the pressing die assembly and the punching die assembly are in sliding fit with the guide column, the pressing die assembly is used for pressing a progressive die punching metal plate, and the punching die assembly is used for punching the progressive die punching metal plate; the pressing die locking mechanism and the punching die locking mechanism are arranged on the two sides of the base correspondingly, the pressing die locking mechanism is used for locking the pressing die assembly, and the punching die locking mechanism is used for locking the punching die assembly; the multi-stage punching die unit is used for conducting multi-stage punching and blanking on the punched part of the progressive die punching metal plate in sequence. According to the method, high-efficiency, low-cost and batch stamping forming of the low-temperature high-toughness thin-wall multi-bending component is achieved, and the formed part does not need follow-up heat treatment annealing.