301results about How to "Easy to punch" patented technology

The garlic seeding machine comprises a seeding machine body, the rear end of the seeding machine body is provided with an insertion seeding mechanism, the front end of the seeding machine body is provided with a mounting frame, and the mounting frame is sequentially provided with a soil opening disc, a pressing roller, a thin film frame, a pressing wheel and a soil returning disc from the position away from the seeding machine body to the position close to the seeding machine body; the inserting and sowing mechanism is installed at the bottom end of the lifting frame through a first air cylinder, the top end of the lifting frame is hinged to a driving rod, and the driving rod is connected with the main shaft. A protrusion is arranged on the main shaft, a proximity sensor matched with the protrusion in position is arranged at the protrusion of the main shaft, and when the protrusion is located at the proximity sensor, the inserting and sowing mechanism is located at the highest stroke. The bottom of the inserting and sowing mechanism is connected with a film pressing frame through a second air cylinder, and an opening matched with the duckbill is formed in the film pressing frame; according to the invention, transplanting and film covering can be performed synchronously.

The invention relates to the technical field of building machining, in particular to an automatically-adjusted drilling device for aluminum alloy door and window machining, a mounting placement plate is fixedly connected to the top of a control box, a fixed abutting block is fixedly connected to the top of the mounting placement plate, and a mounting side plate is fixedly connected to the top of the mounting placement plate; two self-adaptive outer cylinders are fixedly connected to one side of the mounting side plate, self-adaptive inner columns are slidably clamped in the self-adaptive outer cylinders, self-adaptive springs are mounted in the self-adaptive outer cylinders, one ends of the self-adaptive springs are fixedly connected with the self-adaptive inner columns, and the other ends of the self-adaptive springs are fixedly connected with the mounting side plate; the aluminum alloy frame drilling device has the beneficial effects of being efficient and accurate, the door and window machining efficiency and quality can be remarkably improved, through an automatic adjusting mechanism, the aluminum alloy frame can be rapidly positioned, the accuracy of the drilling position is ensured, after drilling is completed, the device can automatically loosen the frame, and next-step machining or new frame replacement can be conveniently conducted.

The invention discloses a jig and process for improving machining precision, and relates to the technical field of jigs, the jig comprises a base and a pipe, a limiting seat is fixedly installed on the base, a disc is rotatably installed on the limiting seat, an extrusion ring is slidably installed on the disc in the axial direction of the disc, a sliding block is slidably installed on the disc in the radial direction of the disc, and the sliding block is provided with a clamping groove; and a sliding plate is fixedly mounted on the sliding block. After punching is finished, an electric push rod drives a servo motor and a drill bit to be away from a pipe, a friction plate on the electric push rod is attached to a friction wheel along with descending of the motor, the friction plate drives the friction wheel to rotate at the moment, a driving disc is driven to rotate along with rotation of the friction wheel, and the driving plate drives a disc to rotate at the moment; at the moment, the pipe on the disc rotates along with the disc so that the angle can be adjusted, next punching of the drill bit can be facilitated, rotation of the pipe can be automatically adjusted according to movement of the drill bit, and independent control is not needed.

The utility model discloses a novel duckbill valve which comprises a duckbill valve outer-layer shell and a base and is characterized in that a cavity is formed in the outer-layer shell, a liquid input port communicated with the cavity is formed in the lower end face of the base, the outer-layer shell is contracted inwards from bottom to top, and a liquid output channel communicated with the cavity is formed in the top of the outer-layer shell; the length of the liquid output channel is at least 2 mm, the width of the liquid output channel is at least 0.1 mm, a cavity formed in the outer-layer shell is composed of an upper-layer cavity body and a lower-layer cavity body, the upper-layer cavity body is in a cone shape with the conical tip included angle being 47.64 degrees in the section view and is connected with the liquid output channel, and the lower-layer cavity body is in a cylinder shape and is connected with the liquid input port. According to the novel duckbill valve, the size, the structure, the internal included angle and the radian of the outer surface of the duckbill valve shell are redesigned and arranged on the basis of an original product, the sealing performance of the novel duckbill valve is effectively improved, the liquid leakage rate is reduced, and meanwhile the production and machining difficulty of the novel duckbill valve is reduced.

The present invention discloses a punching machine for automobile parts, which belongs to the field of punching machines, and includes a punching machine body and a punching unit fixedly installed on the punching machine body. A computer control unit is fixedly installed on the punching machine body, and the computer control unit is used to control the punching unit to punch the automobile parts. A punching seat is also fixedly installed on the punching machine body, and the punching seat is located below the punching unit. A punching head assembly is fixedly installed at the bottom end of the punching unit, and the punching head assembly can grind the automobile parts after punching. By setting a punching head assembly, the present application can complete a grinding action on the punching part of the automobile parts with each downward punching action, and remove the burrs on the automobile parts after punching. Compared with the prior art of grinding the automobile parts after punching, the present application can complete the grinding of the punching part of the automobile parts during the punching process, thereby improving the production efficiency of the automobile parts.

The utility model discloses an operation platform suitable for drilling and blasting of an extra-small section tunnel, which comprises an operation bedplate, a first support plate and a second support plate, the bottom of the operation bedplate is fixedly connected with a lifting device, the bottom of the lifting device is fixedly connected with a base, the first support plate is fixedly connected with a first electric push rod and a support rod, and the second support plate is fixedly connected with a second electric push rod. The top end of the first electric push rod is rotatably connected to the side, close to the center of the working platen, of the bottom face of the second supporting plate, the top end of the supporting rod is rotatably connected to the middle of the bottom face of the second supporting plate, and a drilling and blasting mechanism is arranged at the top of the second supporting plate. The position height of the pneumatic hammer drilling machine can be conveniently adjusted, the drilling direction of the pneumatic hammer drilling machine can be conveniently adjusted, the workload of workers is relieved, and the construction efficiency is improved.

A non-woven fabric middle sheet folding machine comprises a supporting frame, a discharging mechanism is arranged at the right end of the supporting frame, a first folding mechanism is arranged on the rear side of the discharging mechanism, a guide mechanism is arranged above the first folding mechanism, a first traction mechanism is arranged on the left side of the guide mechanism, and a second folding mechanism is assembled on the portion, on the left side of the first traction mechanism, of the supporting frame. A cutting mechanism is arranged on the left side of the second folding mechanism, a first conveying mechanism is arranged on the left side of the cutting mechanism, a conveying belt conveying mechanism is arranged on the left side of the first conveying mechanism, a second conveying mechanism is arranged below the conveying belt conveying mechanism, and a fourth folding mechanism is arranged below the first conveying mechanism; a third conveying mechanism is arranged on the left side of the fourth conveying mechanism, and a discharging mechanism for conveying non-woven fabric blocks is arranged on the left side of the third conveying mechanism. The second folding mechanism comprises a supporting frame, and the supporting frame is provided with stop levers from top to bottom. The device is simple in structure and convenient to use.

The utility model relates to the technical field of punching dies, in particular to a systematic door and window punching die which comprises a bottom plate, a U-shaped installation frame is welded to the top of the bottom plate, a first sliding groove is formed in one side of the surface of the U-shaped installation frame, a sliding plate is connected into the first sliding groove in a sliding mode, and an air cylinder is installed on one side of the surface of the sliding plate. The output end of the air cylinder is connected with a pneumatic rod, one end of the pneumatic rod is provided with a punching head, one side of the sliding plate is connected with a sliding assembly, according to the improved systematic door and window punching die, by rotating a handle, the handle drives a second threaded rod to rotate, the position of a limiting plate is moved, and doors and windows of different sizes are clamped and fixed; and the rotating handle is rotated to rotate the first threaded rod, so that the first threaded rod drives the sliding plate to move, the position of the punching head is moved and adjusted, and punching of doors and windows of different sizes is facilitated.

The present invention discloses a double-drill-bit building wall drilling device, including a shell, a power device, a cooling device and a drilling device, characterized in that a power device is provided at one end of the shell, a cooling device is provided at one side of the power device, a drilling device is connected to one side of the cooling device, and the drilling device includes a first transmission mechanism and a drilling mechanism. Beneficial effects: When the power device is running, the drilling device is driven to drill holes in the wall, and the cooling device is used to cool the drilling device while drilling holes, so that the temperature of the drilling device is prevented from being too high and damaged, and the service life of the machine can be effectively extended. When the power device is running, the drilling mechanism is driven to run through the first transmission mechanism, and the wall is drilled through the coaxial reversal of drill bit 1 and drill bit 2.

The utility model discloses a punching machine for washing machine inner cylinder processing, and relates to the technical field of washing machine inner cylinder processing, the punching machine comprises a base and a frame body, the back of the base is fixedly connected with a motor, and the front and back of the bottom of the inner wall of the base are slidably connected with supporting plates; according to the punching machine for washing machine inner barrel machining, an electric telescopic rod and a double-rod hydraulic cylinder drive two hollow gears and a transmission gear to move relatively at the same time, the two hollow gears and the transmission gear are driven by the electric telescopic rod and a double-rod hydraulic cylinder, and the two hollow gears and the transmission gear are driven by the double-rod hydraulic cylinder to move relatively; the inner barrel of the washing machine is fixed through the sleeve on the side of the hollow gear, then the motor drives the transmission gear to rotate through the fixing shaft, the transmission gear drives the hollow gear to rotate along with the transmission gear, and therefore the inner barrel body can be automatically driven to rotate, different positions can be punched conveniently, and use is more flexible; the punching position can be adjusted without shutdown, and the machining efficiency is improved.

The utility model provides a photovoltaic support pile-forming construction device which comprises a moving trolley, a conveying channel frame is fixedly installed on the moving trolley, a bottom pile conveying belt, a support conveying belt and a discharging port are arranged on the conveying channel frame, a lifting frame is installed on the moving trolley in a sliding mode, and a fixed area frame is fixedly installed on the lifting frame. A fixed area frame is fixedly installed on the movable trolley, a fixed area sliding frame is installed on the fixed area frame in a sliding mode, a bucket is installed on the fixed area frame and the fixed area sliding frame in a sliding mode, a height frame is fixedly installed on the movable trolley, a vibroflot is installed on the height frame in a sliding mode, the vibroflot is arranged above a discharging port, and a gravity ball used for pressing a foundation pile is installed on the movable trolley in a rotating mode. The gravity ball is driven by a driving mechanism arranged on the moving trolley, and auxiliary arms used for pouring are rotationally installed on the portions, on the two sides of the gravity ball, of the moving trolley. The photovoltaic support and the foundation pile can be transported, and punching and burying of the foundation pile and the photovoltaic support can be automatically carried out on the sand ground.

The utility model discloses accurate punching equipment for protective clothing production, which belongs to the technical field of protective clothing production, and comprises a supporting plate, an L-shaped rod is fixedly connected onto the supporting plate, an electric push rod is fixedly connected onto the L-shaped rod, one end of the electric push rod is connected with a sleeve, two limiting blocks are fixedly connected inside the sleeve, and the limiting blocks are fixedly connected onto the L-shaped rod. A mounting column is arranged in the sleeve, and two limiting grooves are formed in the mounting column. According to the precise punching equipment for protective clothing production, by arranging a bidirectional lead screw, clamping plates, a limiting groove, a limiting block, a limiting rod, a limiting hole and a spring, a lower die is placed between the two clamping plates, a handle is rotated to drive the two clamping plates to get close to each other to limit the lower die, and replacement of through holes of different sizes can be completed; according to the punching equipment, punching rods and through holes with different diameters can be replaced conveniently, then holes with different diameters can be punched conveniently, and the applicability is improved.

The utility model discloses a punching device for producing a motor shell, which belongs to the technical field of motor production and comprises a U-shaped box frame, a motor shell main body is arranged in the U-shaped box frame, and clamping components are arranged on two sides of the motor shell main body. A movable supporting block is arranged in the motor shell body, a movable vertical drill bit is arranged on the surface of the top of the motor shell body, and the positions of the supporting block and the vertical drill bit can be adjusted through the moving mechanism and the clamping assembly so that the vertical drill bit can punch the outer side of the motor shell body. According to the motor shell punching device, a motor shell body can be clamped and can rotate, the punching angle of the motor shell body can be adjusted, the interior of the punching position is supported through the arrangement of a vertical drill bit, and the sinking phenomenon of the surface of a shell is effectively prevented.

The utility model provides a punching and fixing device for a motor fan cover, and relates to the technical field of motor fan covers. The motor fan cover punching fixing device comprises a workbench and a drill bit equipment body, the drill bit equipment body is arranged at the top of the workbench, a mounting disc is arranged at the top of the workbench, a fixing assembly is arranged on one side of the mounting disc, a second fixing rod is fixedly connected to the other side of the mounting disc, and a threaded rod is fixedly connected to one end of the second fixing rod. The outer side of the threaded rod is in threaded connection with a threaded sleeve, and one side of the threaded sleeve is rotationally connected with a connecting pipe. According to the motor fan cover punching fixing device, a worm is in meshed connection with a worm gear, the worm gear drives a threaded sleeve to rotate, a threaded rod is in threaded connection with the threaded sleeve under the effect that two L-shaped limiting rods limit a second fixing rod, and the threaded rod drives the second fixing rod to move, so that the mounting disc moves; the position adjustment of the fixed motor fan cover is realized, so that the personnel can determine the position of a mounting hole.

The utility model discloses punching and positioning equipment for constructional engineering. The punching and positioning equipment comprises a mounting frame, a fixed positioning plate and positioning holes. Through the arrangement of the movable positioning plate, the scale marks, the sliding assembly and the locking assembly, an operator can conduct punching according to the positioning holes in the fixed positioning plate, and when a hole needs to be punched after the first hole is punched, the operator pushes the movable positioning plate to move to the next punching position through the sliding assembly according to the scale marks; and the situation that a movable positioning plate shakes in the punching process can be prevented through a locking assembly, and the problem that in the actual use process, multiple holes are usually punched in the punching process, and when an existing positioning device needs to punch one hole after punching one hole, in order to guarantee that the distance between two holes meets the installation size, the positioning device is not convenient to use is solved. And the positioning is carried out by measuring, marking lines and marking points, and the mode is too troublesome and the working efficiency is reduced.

The utility model relates to an automobile wheel cover feeding tool which comprises a machine frame, a guide rail and a lead screw assembly are arranged at the top of the machine frame, a sliding table is movably connected to the guide rail in a clamped mode, the output end of the lead screw assembly is connected with the top of the sliding table and drives the sliding table to do reciprocating linear motion along the guide rail, and a limiting stopping piece is further arranged at the end of the sliding table. A rotating disc is installed on the side, away from the lead screw assembly, of the sliding table, and a plurality of clamping pieces are arranged on the rotating disc. The movable clamping piece is used for clamping a workpiece to conduct punching operation, the clamping piece can be driven by the rotary disc to rotate, punching can be conveniently conducted on all parts of a semicircular wheel cover, the limiting stop piece is arranged and used for limiting the initial feeding angle position of the workpiece, the follow-up rotation amplitude of the rotary disc is conveniently set, and automatic wheel cover feeding punching operation is achieved.

The invention belongs to the technical field of anti-explosion camera shell machining, and particularly relates to a punching device for anti-explosion camera shell machining, which comprises a main body shell, two supporting vertical rods are fixedly connected to the inner bottom of the main body shell, a connecting frame is fixedly connected to the two supporting vertical rods, and a gear limiting shell is fixedly connected to the connecting frame. A gear servo motor is arranged on one side of the gear limiting shell. By arranging the shell attaching mechanism, the supporting stability of one face of the punching position is guaranteed, the shell attaching mechanism can adapt to different punching sizes, metal deformation caused by too large punching at the punching position is avoided to the maximum extent, and by arranging the shell filling mechanism, an anti-explosion camera shell can be filled; and by arranging the dustproof punching mechanism, dust removal operation can be carried out while punching is carried out, and therefore it is guaranteed that the punching position is clean and tidy.

The utility model relates to the technical field of fingerprint identification lines, and discloses a high-precision fingerprint identification line, which comprises a wire rod, phosphor copper tin-plated terminals, a white glue piercing male shell and black vinegar cloth, the two ends of the wire rod are connected with the phosphor copper tin-plated terminals, the outer sides of the phosphor copper tin-plated terminals are provided with the white glue piercing male shell, and the phosphor copper tin-plated terminals and the white glue piercing male shell are integrated. Black vinegar cloth is arranged on the outer side of the wire rod, white points are arranged at one end of the outer side of the black vinegar cloth, and the width of the black vinegar cloth is set to be 10mm. According to the high-precision fingerprint identification line, through setting the width, the stranding pitch and the external diameter after winding of the black vinegar cloth, the fingerprint identification line after cloth wrapping can easily rub a single line core and does not disperse, and the black vinegar cloth has the characteristics of high temperature resistance, aging resistance, softness, fitness, good shape, easy punching, easy unwinding, acid resistance, alkali resistance, mildew resistance and the like. The insulation performance is better than that of common glass fiber cloth and glass cloth, the safety of the fingerprint identification line is improved, and the service life of the fingerprint identification line is prolonged.

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 belongs to the technical field of mobile phone supports, and particularly relates to a punching device for mobile phone support machining, which comprises a main body plate, supporting rods are fixedly mounted on the periphery of the top of the main body plate, a mounting plate is fixedly mounted at the top ends of the supporting rods, and a mounting box is fixedly mounted in the middle of the top of the mounting plate. Driving motors are fixedly mounted on the left side and the right side of the back face of the mounting box correspondingly. A movable gear is driven by a driving motor to rotate, a rack plate, a movable plate and a puncher can be conveniently driven to move up and down, the punching process is facilitated, a movable plate can be conveniently driven to move up and down by rotating a threaded rod, the movable plate abuts against the top of a part, and the part is fixed; the part can be fixed more firmly through the anti-skid gasket, so that when the part is punched, the problem of position deviation is not prone to occurring, and the accuracy of the punching position is guaranteed.

The utility model relates to the technical field of hydraulic part flange machining, and provides a tapping device for hydraulic part flange machining, which comprises a base and hydraulic telescopic rods, the hydraulic telescopic rods are fixed on two sides of the top end of the base, and fixing frames are fixed on the top ends of the hydraulic telescopic rods. The moving structure is arranged, the servo motor is started, the servo motor drives the threaded rod to rotate, due to the fact that the thread directions of the two ends of the threaded rod are designed in the opposite directions, the threaded rod drives the moving bases at the two ends of the threaded rod to move in the opposite directions, the moving bases slide on the outer side of the fixed rod, and under the action of the fixed rod, the moving bases are prevented from rotating along with the threaded rod; and the movable seat drives the drilling motor to move through the mounting frame, the drilling motor is started, the drilling motor drives the drill bit to drill the flange, the function that the device is convenient to drill is achieved, and therefore the working efficiency of the tapping equipment for hydraulic part flange machining in the using process is improved.

The present invention discloses an integrated device for processing a speaker bracket, comprising a bottom plate, a vertical pole fixedly connected to the upper side of the bottom plate, a top plate fixedly connected to the upper side of the top plate, a hydraulic cylinder fixedly connected to the output end of the lower side of the hydraulic cylinder fixedly connected to a lifting plate, a drilling machine fixedly connected to the lower side of the lifting plate, two guide plates 1 fixedly connected to the upper side of the bottom plate, a guide block 1 slidably connected to the outer side of the guide plate 1, a fixed plate fixedly connected to the upper side of the guide block 1, and two guide plates 2 fixedly connected to the upper side of the fixed plate. The present invention relates to the technical field of speaker bracket processing. The integrated device for processing a speaker bracket is convenient to control the electric push rod 1 by providing a bottom plate, a placement box, a slide groove, a slider, a clamping plate, a rotating plate, a lifting plate and an electric push rod 1, and controls the clamping plates in multiple directions to limit the speaker bracket, thereby increasing the clamping and limiting effect and facilitating drilling.

The utility model discloses an excavator support punching clamp convenient to drill, which comprises a clamp plate, a clamp support plate is mounted on the clamp plate through a first mounting bolt, a support limiting component is mounted at the top of the clamp support plate, and a second mounting bolt is mounted at the bottom of the clamp support plate. The bottom of the other end of the bearing limiting assembly is provided with a clamp supporting base installed on the clamp plate, the clamp supporting base is installed on the clamp plate through a second installation bolt, and the top of the clamp supporting plate is further connected with a hole site assembly. According to the clamp, the clamp supporting plate and the clamp supporting base are installed on the clamp plate, then the excavator bearing is installed on the movable rod, then the punching plate, the adjusting screw holes, the screws and the positioning holes are arranged, the positioning holes correspond to the position, to be punched, of the excavator bearing, and therefore the clamp can clamp and position the excavator bearing conveniently; according to the utility model, supports with different sizes and special shapes can be clamped and fixed, so that the support can be conveniently punched by the punching device.

The utility model belongs to the technical field of crop planting auxiliary equipment, provide a kind of additional film breaking device of perforating machine for agricultural planting, including the fixed seat for installing additional film breaking device on perforating machine, the film breaking arm of adjustable position installed on fixed seat, film breaking arm is installed with film breaking assembly at one end away from fixed seat;Film breaking assembly includes annular film breaking knife assembly, and drill rod installed in the annular cavity of annular film breaking knife assembly, there are a plurality of film teeth on the sidewall of drill rod.The utility model has the advantages of film breaking before punching, film winding prevention, avoiding serious damage to mulch film, easy and labor-saving operation.

The utility model discloses a positioning tool for punching an annular pressing block, which belongs to the technical field of punching equipment, and particularly comprises a base, a fixed clamping mechanism fixedly arranged above the base and a movable clamping mechanism movably arranged above the base, the movable clamping mechanism is arranged in a sliding chute arranged on the base, a cushion block is arranged on the base, and the cushion block is arranged on the base. The top of the cushion block is provided with a containing groove matched with the radian of the annular pressing block. The positioning bolt is arranged at one end of the placing groove; the positioning column is fixedly arranged on the placing groove; the annular pressing block can be placed in an attached mode through the cushion block, the end of the annular pressing block is limited through the positioning bolt, a first hole in the annular pressing block is punched through the punching equipment, punched hole grooves in the annular pressing block are positioned through the positioning column, the punching equipment can conveniently punch other hole grooves in the annular pressing block, and the punching efficiency is improved. And the punching accuracy of the annular pressing block is improved.

The present invention belongs to the technical field of medical devices, and specifically relates to a punching assembly and a punching device, wherein the punching device includes a fixing assembly for fixing a wound covering and a punching assembly for punching holes in the wound covering. The punching assembly includes a knife holder, an adjustment plate and a distance locking piece. The knife holder includes a fixed arm for installing a fixed puncture piece and a movable arm for installing a movable puncture piece. One end of the adjustment plate is connected to the fixed arm, and the other end is connected to the movable arm through a distance locking piece. Since the distance locking piece can fix the movable arm at different positions of the adjustment plate to adjust the distance between the fixed puncture piece and the movable puncture piece, the distance between the two can be adjusted as needed. The user can punch holes in the wound covering by holding the punching assembly to obtain a wound covering with evenly distributed holes. The punching device enables one person to complete the punching operation, which is safe and convenient, with uniform hole spacing, and a good appearance effect of the wound covering after surgery.

The horn support machining integrated device comprises a bottom plate, the upper side of the bottom plate is fixedly connected with a vertical rod, the upper end of the vertical rod is fixedly connected with a top plate, the upper side of the top plate is fixedly connected with a hydraulic cylinder, and the output end of the lower side of the hydraulic cylinder is fixedly connected with a lifting plate; a lifting plate is fixedly connected to the upper side of the bottom plate, a drilling machine is fixedly connected to the lower side of the lifting plate, two first guide plates are fixedly connected to the upper side of the bottom plate, first guide blocks are slidably connected to the outer sides of the first guide plates, a fixing plate is fixedly connected to the upper sides of the first guide blocks, and two second guide plates are fixedly connected to the upper side of the fixing plate. According to the horn support machining integrated device, through the arrangement of the bottom plate, the containing box, the sliding grooves, the sliding blocks, the clamping plates, the rotating plate, the lifting disc and the first electric push rod, the first electric push rod is conveniently controlled, the clamping plates in multiple directions are controlled to limit a horn support, the clamping and limiting effect is improved, and punching is convenient.

The utility model discloses a steel structure punching and positioning device, which belongs to the technical field of steel structures and comprises a fixing table, a supporting column is fixedly connected to the upper surface of the fixing table, a supporting plate is fixedly connected to the top end of the supporting column, and a first electric push rod is fixedly connected to the upper surface of the supporting plate. The steel structure punching positioning device comprises a first electric push rod, a connecting plate is fixedly connected to the top end of the first electric push rod, a movable rod is fixedly connected to the lower surface of the connecting plate, a mounting plate is fixedly connected to the bottom end of the movable rod, and an electric drill is fixedly connected to the lower surface of the mounting plate. In the process that a worker uses the device to punch a steel structure, the worker only needs to control a first electric push rod to be shortened through a control switch, a connecting plate can drive an electric drill on the lower surface of a mounting plate to move through a movable rod, and therefore steel structures with different thicknesses can be conveniently punched.

The invention relates to the technical field of laser drilling, in particular to a steel plate multi-angle laser drilling device which comprises a bottom plate and an adsorption mechanism fixedly mounted above the bottom plate, and a material supporting mechanism is slidably connected to the position, located on the right side of the adsorption mechanism, above the bottom plate in an electric control mode. According to the device, automatic intermittent feeding and punching are conducted on piled steel plates with the large length-width ratio or the large surface area; in the process of sequentially feeding the piled plates, the mode that the plates are firstly inserted at one point in a concentrated mode and then dispersed at equal intervals is adopted, so that the multiple material supporting plates are conveniently inserted into the bottoms of the steel plates, and the punching efficiency of the steel plates is improved. The supporting stability of the lower end face of the steel plate is improved through equidistant supporting; the influence on drilling caused by self-deformation of the steel plate is effectively prevented.

The utility model relates to the technical field of center deep holes, and discloses a center deep hole machining tool which comprises a positioning plate, a gas cylinder is installed on one side of the positioning plate, a fixing frame is fixedly connected to the side, away from the gas cylinder, of the positioning plate, and a positioning frame is slidably connected into the inner wall of the fixing frame. A moving mechanism for moving the positioning frame is arranged between the positioning frame and the fixing frame, the gas cylinders are provided with a plurality of output pipes, the output pipes of the gas cylinders are provided with electromagnetic valves correspondingly, telescopic pipes are installed on the sides, away from the gas cylinders, of the conveying pipes, piston rods are installed on the sides, away from the gas cylinders, of the telescopic pipes, and the piston rods and the inner wall of the positioning frame are fixedly installed. The positioning frame is driven by the moving mechanism to move in the fixing frame, the piston rods abut against different positions of the special-shaped workpiece under the cooperation of the gas cylinder, the electromagnetic valve and the telescopic pipe, the positioning effect of the tool on the special-shaped workpiece is enhanced, and punching of the workpiece is better facilitated.