3414 results about "Pneumatic cylinder" patented technology

The invention discloses a double-platform automatic laser cutting machine, and relates to the technical field of cutting, the double-platform automatic laser cutting machine comprises a case, a base is fixedly mounted at the bottom of the case, a linear motor is fixedly mounted at the top of the inner wall of the case, a first machining table is fixedly mounted at the bottom of the inner wall of the case, and a second machining table is fixedly mounted at the bottom of the inner wall of the case; the protection device is arranged on the inner wall of the machine box and comprises a supporting frame, a laser cutting machine body, a cooling device, a hollow column, a hollow rod, a water inlet hole, a sealing plate, a pneumatic cylinder and a connecting pipe, the laser cutting machine body is driven to move through movement of a linear motor, and laser cutting can be conducted on materials through movement of the laser cutting machine body; the supporting frame is fixedly installed on the linear motor, the cooling device is fixedly installed at the bottom of the supporting frame, the hollow column is fixedly installed on the inner wall of the machine box, and the situation that the machining time of laser beams and materials is insufficient possibly due to the fact that the moving speed of the laser cutting machine body is too high is prevented.

The invention provides a multi-angle cutting laser pipe cutting machine, and belongs to the technical field of laser cutting equipment, the multi-angle cutting laser pipe cutting machine comprises a machining module, a feeding module is arranged at one end of the machining module, a discharging module is arranged at the other end of the machining module, and the multi-angle cutting laser pipe cutting machine further comprises a cutting assembly connected with the machining module and used for cutting pipes; the device has the advantages that flexible adjustment of the position of the focus lens is achieved through cooperation of air cylinder driving and telescopic spring buffering, focus requirements of pipes with different thicknesses are met, flexible connection of a cooling channel is achieved through the telescopic pipe, continuous and stable heat dissipation of the focus lens is guaranteed, and the service life of the lens is prolonged; the electromagnetically-driven rotating cylinder drives the turbine blades to rotate to form negative-pressure airflow, an air curtain is formed at the cutting end, metal residues and dust are prevented from being diffused to the focus lens and the lens cone, a physical isolation barrier is formed through the protection sleeve, impurities are prevented from being attached to equipment parts or blocking a pipeline, long-term stable operation of equipment is guaranteed, and diffusion of the equipment to the working environment is reduced.

A suction-cup gripper device including: at least one pneumatic cylinder including a cylinder body, a piston sliding in an inner chamber of the cylinder body, a rod secured to the piston, the piston-rod assembly being configured to be retracted ad deployed, a pneumatic suction cup secured to the rod, a depressurization circuit, the depressurization circuit including: the rod is tubular, and communicating with the pneumatic suction cup, an inner duct, sealingly connected to the rod via sliding seals, forming a vacuum chamber,and the piston is annular and sweeps an annular pressurization chamber of the cylinder body connected to at least one compressed air port.

The invention relates to a polyurethane carrier roller press-fitting device and a working method thereof.The polyurethane carrier roller press-fitting device comprises a base, a supporting mechanism and press-fitting mechanisms, the supporting mechanism is installed in the middle of the top side of the base, the press-fitting mechanisms are slidably installed at the two ends of the top side of the base, the supporting mechanism comprises a supporting frame, and two supporting roller seats are slidably installed on the top side of the supporting frame; first pneumatic cylinders are installed at the two ends of the supporting frame, and supporting shaft seats provided with V-shaped grooves are installed at the telescopic ends of the first pneumatic cylinders. Through three core technologies of modular adjustment, automatic press fitting and dynamic lubrication cleaning, the problems of low efficiency, poor precision, uneven lubrication and the like in traditional carrier roller assembly are solved, the device is particularly suitable for production scenes of high-precision and large-batch polyurethane carrier rollers, and the comprehensive performance reaches the industry leading level.

The invention relates to the technical field of current transformers, in particular to a winding device for a primary coil of a current transformer and a winding method thereof.The winding device comprises a base and a vertical seat, the vertical seat is vertically mounted on the base, a ring seat is rotatably mounted on the vertical seat, and a mounting ring is arranged on the outer side of the ring seat; a rectangular seat is mounted on the outer side of the mounting ring through a bolt, a gear ring is mounted on the inner side of the ring seat, notches are formed in the ring seat, the mounting ring, the rectangular seat and the gear ring, and a rotating plate is rotationally mounted in the notch of the rectangular seat; in the winding process, a first pneumatic cylinder works to achieve movement of a right-angle seat, the horizontal section of the right-angle seat makes contact with the silk wrapping belt on the top side of the rectangular seat, the vertical section of the right-angle seat makes contact with the silk wrapping belt on the side wall of the rectangular seat, the silk wrapping belt on the top side of the rectangular seat is flattened through a horizontally-moving wheel seat and a horizontally-moving pressing wheel, and automatic flattening is achieved; and each layer of silk wrapping tape is ensured to be tightly attached and free of wrinkles.

The invention relates to the technical field of stainless steel pneumatic cylinder barrels, and particularly discloses a wear-resistant stainless steel pipe for a pneumatic cylinder barrel and a preparation process thereof.The wear-resistant stainless steel pipe for the pneumatic cylinder barrel comprises the steps that firstly, a powder metallurgy method is adopted, tungsten carbide, cerium oxide, chromium nitride and other components are added into stainless steel powder, and the performance of a steel pipe base body is enhanced; the corrosion-resistant alloy layer is deposited on the surface of the steel pipe, so that the corrosion resistance, wear resistance and other properties of the steel pipe are enhanced, finally, a silicon nitride wear-resistant ceramic layer is sintered on the surface of the corrosion-resistant coating, and two lubricants of graphite and molybdenum sulfide are synthesized in gaps and holes of the wear-resistant ceramic layer. The defects on the ceramic surface are blocked; and the ceramic coating is endowed with a self-lubricating function.

The invention relates to the technical field of positioning equipment, and discloses a positioning device for axial flow fan machining, which comprises a support frame, two sliding plates sleeved on two sides of the support frame, and mounting plates on the two sliding plates, an output motor is mounted on one mounting plate, and a first pneumatic cylinder is mounted on the other mounting plate. According to the positioning device for machining the axial flow fan, a main gear is arranged in the middle of the top end of a first clamping base, the main gear is fixedly connected with the top end of a rolling wheel, first gears are arranged on the two sides of the main gear, the two first gears are meshed with the main gear, and second gears are arranged on the side edges of the two first gears; and the second gear is connected with the rolling wheel. A power motor connected with the top end of a main gear is started, the main gear drives a first gear and a second gear to rotate, two rolling wheels located on the side edge of the interior of a first clamping base and an attachment sleeve rotate in the same direction, the axial flow fan rotates, the positioned face is changed, and surface treatment and machining are conveniently conducted on the axial flow fan.

The utility model relates to the technical field of detection equipment, in particular to air tightness detection equipment of an FTU box body. Comprising a base, four guide supports arranged on the base, a fixing seat arranged on the guide supports, a sealing cover arranged on the base, a telescopic air cylinder arranged on the fixing seat, a vacuum opening formed in the base, an air pressure detection hole formed in the base and a sealing clamping groove formed in the upper end face of the base. The sealing piece is arranged on the upper end face of the base and comprises a sealing block fixedly arranged on the base, a deformation opening formed in the middle of the upper end of the sealing block, two sealing end bodies formed on the sealing block and two concave open grooves formed in the left end face and the right end face of the sealing block. And the other block body also can provide a sealing effect, so that a tiny leakage gap is not easy to form on a sealing interface, and the measurement result of the air tightness is not easy to influence.

The utility model belongs to the technical field of circuit board dispensing, and particularly relates to a circuit board dispensing device which comprises two supporting plates. L-shaped plates are fixedly connected to the two supporting plates, a fixing plate is fixedly connected to the two L-shaped plates in a matched mode, a pneumatic cylinder is installed on the fixing plate, a pneumatic rod is assembled at the acting end of the pneumatic cylinder, a glue outlet head is fixedly connected to the bottom end of the pneumatic rod, a push plate is fixedly connected to the glue outlet head, and a vertical plate is fixedly connected to one side of the bottom of the fixing plate. A fixed seat is mounted on the vertical plate, a swinging scraping plate is rotatably mounted in the fixed seat in a matched manner through a pin shaft, a spring is fixedly connected between the swinging scraping plate and the vertical plate, a collecting box is fixedly connected to the other side of the bottom of the fixed plate, and a rectangular feeding hole is formed in one side of the collecting box; when the device is used, the glue outlet head can be prevented from being blocked, meanwhile, the situations of glue leakage, glue overflowing and the like can be avoided, excessive glue materials are prevented from being left on the surface of the circuit board, and therefore the conductive effect of the circuit board can be guaranteed.

The utility model relates to the technical field of gas turbines, and discloses a fuel supply adjusting device for a gas turbine, which comprises a bottom plate, vertical rods are fixedly mounted at four corners of the top of the bottom plate, a cylinder is movably sleeved on the outer surface of each vertical rod, and a lifting plate is fixedly sleeved on the outer surface of each cylinder. By arranging the lifting plate, the movable shaft, the gear and the tooth plate, an operator can start the pneumatic cylinder to enable the connecting plate to drive the tooth plate to move leftwards, then the tooth plate can drive the gear to rotate, the gear can drive the movable shaft to rotate, and then the rotating rod can rotate; and therefore, a hinge rod can push a lifting plate to move upwards, an oil supply device body and a second valve can ascend, an oil outlet pipe can ascend, butt joint with gas turbines of different sizes can be achieved, and the use flexibility of the device is improved.

The utility model belongs to the technical field of forging part surface oxide layer cleaning, and particularly relates to a metal forging oxide skin cleaning device which comprises a base. Two pneumatic cylinders are installed on the base, pneumatic rods are assembled at the acting ends of the two pneumatic cylinders, fixing plates are fixedly connected to the top ends of the two pneumatic rods, a shell is fixedly connected between the two fixing plates, a rotating shaft is rotatably installed in the shell, a rotating cylinder is sleeved on the rotating shaft, a first motor is installed on the side wall of the shell, and a second motor is installed on the side wall of the shell. The output end of the first motor is connected with one end of a rotating shaft, and four mounting seats are fixed on the circumferential surface of the rotating cylinder; when the device is used, the polishing and cleaning wheel can be conveniently and rapidly replaced, the working efficiency is greatly improved, the distance between the two conveying carrier rollers can be adjusted according to needs, the conveying and cleaning requirements of different forged steel columns are met, and the use range of the device is greatly widened.

The invention relates to the technical field of aircraft thunder and lightning tests and protection, and discloses an aircraft thunder and lightning small test pneumatic discharge device which comprises a pneumatic transmission unit, a thunder and lightning waveform discharge unit and a residual charge discharge unit. The pneumatic transmission unit comprises an air compressor, an air inlet valve, an air storage tank, a pressure regulating valve, an electromagnetic valve driving unit, a main path pneumatic pipeline, a control valve I, a control valve II, a pneumatic cylinder I and a pneumatic cylinder II, and the lightning waveform discharge unit comprises a high-voltage discharge switch I, a high-voltage discharge electrode I and a trigger electrode. The residual charge discharging unit comprises a second high-voltage discharging switch, a first discharging resistor and a second discharging resistor, the discharging device of the mobile aircraft lightning test equipment can achieve high-quality discharging of the maximum 200kV and the maximum 200kA, meanwhile, the safety of an aircraft lightning test can be guaranteed, the designed high-voltage discharging electrode is small in size and convenient to install, and the discharging device of the mobile aircraft lightning test equipment is convenient to use. And interference of a strong electromagnetic environment in the square cabin can be avoided by adopting air pressure transmission.

The invention discloses auxiliary mechanical arm welding equipment for a high-rise building steel structure, and relates to the technical field of welding, the auxiliary mechanical arm welding equipment comprises an operation structure, and a position fixing mechanical arm and a welding mechanical arm are arranged at the two ends of the operation structure correspondingly; the welding mechanical arm comprises a double-shaft pneumatic cylinder installed on an operation structure, two guide rail pieces connected with the two piston ends of the double-shaft pneumatic cylinder, two missing gears slidably connected with the interiors of the two guide rail pieces, and a multi-direction welding assembly installed in one missing gear. The welding mechanical arm composed of the two guide rail pieces, the two missing gears, the multi-direction welding assembly, the double-shaft pneumatic cylinder and other structures is matched with ground equipment, welding work of steel structures of various shapes can be automatically completed, the high-altitude construction difficulty of workers is reduced, and potential safety hazards of high-altitude steel structure welding construction are reduced.

The utility model belongs to the technical field of cable recovery, and particularly relates to a wire stripping device which comprises a base. A supporting frame is fixedly connected to the base, a pneumatic cylinder is mounted on the supporting frame, a pneumatic rod is assembled at the acting end of the pneumatic cylinder, a mounting frame is fixedly connected to the bottom end of the pneumatic rod, a cutter is rotationally mounted in the mounting frame in a matched mode through a rotating shaft, and a motor is mounted on the side wall of the mounting frame. The output end of the motor is connected with one end of the rotating shaft, two fixing seats are fixedly connected to the mounting frame, scrapers are hinged to the two fixing seats, and the two scrapers are located on the two sides of the cutter respectively; according to the utility model, in the cutting and stripping process, the spring is arranged, so that the scraper plate is always contacted with the cutter, thereby being capable of scraping off the sizing material adhered to the surface of the cutter, ensuring the sharpness of the cutting blade, further being capable of better cutting and stripping the cable, and greatly improving the stripping effect.

The utility model relates to the field of steel drum printing, and discloses an automatic steel drum printing system which comprises a conveying frame, an opening searching positioning assembly, a printing assembly and an overturning assembly, a lifting workbench is arranged in the conveying frame, the conveying frame is provided with a mounting frame, and the printing assembly is arranged at one end of the mounting frame. The printing assembly comprises a guide rail, a printing frame, a first driving piece and two sets of printing pieces, the guide rail is arranged at one end of the mounting frame, the printing frame is arranged in the mounting frame, the printing frame is provided with a first printing area and a second printing area, the two sets of printing pieces are arranged at one end of the guide rail, and each printing piece comprises a sliding block, a second driving piece, a connecting block, an air cylinder and a scraping plate; the second driving piece is arranged between the sliding block and the guide rail, the connecting block is arranged at one end of the sliding block, the air cylinder is arranged at one end of the connecting block, and the scraper is arranged at the output end of the air cylinder. The copywriting of the first printing area and the copywriting of the second printing area are printed on the same axial direction of the steel drum through the two sets of printing pieces, the printing procedures of the steel drum are reduced, and the printing efficiency of the steel drum is improved.

The invention discloses a warpage marking device, and relates to the technical field of glass substrate warpage detection, the warpage marking device comprises a detection equipment main body, the middle position of the detection equipment main body is fixedly connected with a detection table, a driving pneumatic cylinder is installed above the detection table, and the output shaft end of the driving pneumatic cylinder is provided with a detector; the detector is located at the eccentric position above the substrate main body, so that detection is not limited to the central area of the plate, the surface of the substrate main body can be completely covered, more accurate surface data feedback analysis is achieved, the surface integrity of the substrate main body can be evaluated more accurately, and meanwhile the detection accuracy is improved through dynamic adjustment of the detection area in the process. Different detection positions of the detector are increased while the irradiation range of the detector is reduced, so that each part of the substrate can be subjected to uniform and sufficient detection feedback, the problem that in a traditional method, light is excessively focused on a central area and detection of an edge area is insufficient is solved, and uniform distribution and comprehensive coverage of detection light are ensured.

The utility model relates to the field of film laminating machines, and discloses a temperature laminating and baking film laminating machine which comprises a supporting base, a conveying belt mounted on the supporting base, a heating box, a mounting frame, a film winding drum and a slitting assembly, wherein the heating box and the mounting frame are mounted on the supporting base, and the film winding drum and the slitting assembly are mounted on the mounting frame. Air cylinders are installed on the front side and the rear side of the inner wall of the heating box correspondingly, and the output ends of the air cylinders are provided with material guiding assemblies extending out of the heating box. The hot-pressing device has the following advantages and effects that when a film-coated material enters the heating box to be subjected to hot pressing, the driving assembly is started to drive the hot-pressing assembly to move front and back, the film-coated materials with different widths can be subjected to hot pressing, meanwhile, the adjusting assembly is used for adjusting the distance from the lower surface of the hot-pressing assembly to the upper surface of the film-coated material, and the hot-pressing efficiency is improved. And the hot pressing assembly can be tightly attached to the laminated materials with different thicknesses to conduct hot pressing on the laminated materials, laminating and hot pressing can be conveniently conducted on the materials with different sizes, and the applicability is higher.

The present invention relates to a full-automatic wire harness crimping machine for automobile wire harness connection, comprising a base frame and a support plate, the support plate being installed on the base frame, and a straightening mechanism used for straightening wire harnesses having different wire diameters and a wire harness treatment mechanism used for stripping and slitting wire harnesses having different wire diameters being installed on the support plate; a material moving mechanism, a terminal vibration disc used for discharging terminals and a terminal discharging device are installed on the base frame; a crimping mechanism used for crimping terminals and wire harnesses is installed in the base frame. A first pneumatic cylinder operates to drive a lifting / lowering plate to ascend and descend, and then drive a shaft sleeve to ascend and descend along a polygonal shaft, so as to adjust the position of a straightening wheel; at the moment, wires pass through a first wire tube, the straightening wheel and a second wire tube, a first motor operates to drive a driving gear to rotate, and transmission gears are driven to rotate by means of meshing transmission between the gears, so as to enable the shaft sleeve and the straightening wheel to rotate; and at the moment, the straightening mechanism completes straightening and conveying of wires having different wire diameters.

The utility model discloses a flange plate machining device for valve machining, and relates to the field of valve machining. The device comprises a device table and an inner clamping piece, the device table comprises an outer shell box and first pneumatic cylinders, the first pneumatic cylinders are evenly and circumferentially arranged at the top of the outer shell box, the inner clamping piece comprises second pneumatic cylinders, abutting heads, an inner ring and a moving device, the second pneumatic cylinders are arranged in the outer shell box, and the abutting heads are arranged at the top of the outer shell box. The inner ring is arranged above the second pneumatic cylinder, the abutting head penetrates through the top of the inner ring, the moving device is arranged outside the inner ring, and a power motor is arranged outside the second pneumatic cylinder. The flange plate fixing device has the improvement points that firstly, the interior of the flange plate can be stably and accurately fixed in a fixing mode controlled by the power motor, the problem of unstable fixing force caused by factors such as spring fatigue and external environment change is solved, and therefore the machining precision and the connecting quality are improved;

The invention provides a hydrodynamic actuator which comprises a piston cylinder, a piston, a piston rod for connecting the piston and the outside of the piston cylinder, and a cylindrical piston cylinder sleeve, the piston cylinder sleeve is connected to the outer side of the piston cylinder in a sleeving mode from the first piston cylinder end cover. A sealing piece matched with the inner wall of the piston cylinder sleeve is arranged on the outer wall of the piston cylinder and / or the first piston cylinder end cover; the piston rod penetrates through the first piston cylinder end cover of the piston cylinder and is fixedly connected with the bottom of the piston cylinder sleeve; a first driving fluid cavity is formed between the piston and the first piston cylinder end cover; a second driving fluid cavity is formed between the first piston cylinder end cover and the piston cylinder sleeve; a fluid rotation cavity is formed between the piston and the second piston cylinder end cover. The technical scheme can be widely applied to the field of force transmission components such as hydraulic cylinders and pneumatic cylinders.

The utility model belongs to the technical field of hydraulic engineering, and discloses a pipeline cleaning device for hydraulic engineering, which comprises a vertical plate, a round block is movably sleeved in the top end of the vertical plate, and a cross rod is fixedly sleeved in the round block. According to the pipeline cleaning device, the moving block, the first hinge rod, the cleaning brush and the second hinge rod are arranged, an operator inserts the cross rod into a pipeline, the pipeline and the cross rod are kept on the same axis, then the first pneumatic cylinder is started, the first pneumatic cylinder can drive the moving block to move leftwards, and therefore the first hinge rod can push the cleaning brush outwards; a first hinge rod is matched with a second hinge rod, so that a cleaning brush can move outwards while keeping horizontal so as to be attached to the inner walls of pipelines of different sizes, then an operator starts a first motor, a circular shaft drives a transverse rod to rotate, and therefore the cleaning brush can clean the pipelines of different sizes; and the use of operators is facilitated.

The utility model relates to the technical field of emulsion drilling machines, and provides a movable frame column type emulsion drilling machine for a coal mine, which comprises a bottom plate, vertical rods are fixedly connected to four corners of the top of the bottom plate, and telescopic rods are movably sleeved in the vertical rods; and the bottom of the fixing plate is fixedly connected with the top of the telescopic rod, and a rotating rod is movably connected into the middle of the fixing plate in a sleeved mode. Through the arrangement of the rotating rod, the rotating plate, the sleeve rod, the first round rod and the first rotating rod, when the first pneumatic cylinder starts to operate, the sleeve rod horizontally moves leftwards, the first round rod rotates under the limiting effect of the sleeve rod, and therefore the first rotating rod drives the rotating rod to rotate, and then the rotating plate rotates; and finally, the drilling angle of the drill bit is changed, the purpose of adjusting the drilling angle is achieved, the stability in the drilling operation process is guaranteed, and the drilling efficiency is improved.

The utility model belongs to the technical field of metal plate bending, and particularly relates to a metal plate bending device which comprises a base. Four stand columns are fixedly connected to the base, a supporting plate is fixedly connected to the top ends of the four stand columns in a matched mode, a placing table is installed on the base, a first pneumatic cylinder is installed on the supporting plate, a first pneumatic rod is assembled at the acting end of the first pneumatic cylinder, and a first fixing frame is fixedly connected to the bottom end of the first pneumatic rod. Rotating plates are rotationally installed on the two side walls of the first fixing frame, pressing rollers are rotationally installed at the bottom ends of the two rotating plates in a matched mode, an upper bending mold is rotationally installed at the top ends of the two rotating plates in a matched mode, two positioning holes are formed in the rotating plates, and screw rods are inserted into the positioning holes in a penetrating mode; when the metal plate bending device is used, curved surface bending and right-angle bending can be conveniently and alternately replaced, bending treatment of a curved surface and a right angle of a metal plate can be completed without replacing equipment back and forth, and the bending efficiency is greatly improved.

The utility model relates to the technical field of pseudo-boehmite, and discloses a pseudo-boehmite carbonization device which comprises a bottom plate, and a reaction kettle is fixedly mounted at the top of the bottom plate. Through the arrangement of the through hole, the sealing plug, the movable rod and the push rod, an operator can input carbon dioxide into the gas storage tank through the gas inlet pipe, due to the fact that the capacity of the gas storage tank is fixed, the input amount of the carbon dioxide can be controlled, and the operator can start the pneumatic cylinder to start the gas storage tank. A pneumatic cylinder pulls a fixed block and a push rod to move upwards, so that the push rod can extrude and push a movable rod to move leftwards, the movable rod drives a connecting rod to move leftwards through a side plate and a mounting plate, a sealing plug is separated from the interior of a through hole, and sealing of the through hole is relieved; therefore, carbon dioxide can enter the reaction kettle through the through hole, the connecting box and the round pipe.

The utility model discloses a pretreatment device for rim processing, which relates to the technical field of rim processing, is suitable for polishing the surface of a rim, and comprises a workbench, the clamping unit is arranged on the upper surface of the workbench; the adjusting assembly is arranged on the upper surface of the workbench and used for driving; and the grinding unit is arranged on the outer surface of the adjusting assembly and used for grinding, and the clamping unit comprises a lifting assembly arranged on the inner wall of the workbench and a clamping assembly arranged on the outer surface of the lifting assembly. According to the rim machining device, a first hydraulic cylinder, a mounting plate, a pneumatic air cylinder, a supporting frame, a forward and reverse motor and a clamping plate are matched with one another, so that a rim can be clamped conveniently, meanwhile, the rim can be turned over according to requirements, the flexibility of the rim machining device is improved, and the driving motor, a lead screw, a limiting sliding rod and a moving block are matched with one another, so that the machining efficiency is improved. And the grinding unit can be conveniently driven to move in the horizontal direction, so that the practicability of the pretreatment device for rim machining is improved.

A telescopic seat post for a bicycle includes inner and outer tubes, a pneumatic cylinder inserted in the inner and outer tubes, and a closing set. The outer tube is provided at the bottom end thereof with an installation portion. The inner tube is telescopically inserted in the outer tube. The pneumatic cylinder is provided at the top end thereof with a control stem. The bottom end of the pneumatic cylinder is located in the installation portion. The closing set includes an elastic supporter and a rigid supporter. One of the elastic and rigid supporters is removably installed in the installation portion to provide an upward supporting force to the pneumatic cylinder. As a result, the telescopic seat post is selectable between having shock absorption effect and having no shock absorption effect by the rider through component replacement, and the component installation and replacement is easy.

To provide a fully automatic wire harness crimping machine for connecting automotive wire harnesses.SOLUTION: A fully automatic wire harness crimping machine includes a frame and a support plate. The support plate is mounted on the frame, a straightening mechanism for straightening wire harnesses with different wire diameters and a wire harness processing mechanism for stripping and cutting sheaths of wire harnesses with different wire diameters are mounted on the support plate, a transfer mechanism, and a terminal vibrating bowl and terminal feeder for supplying terminals are mounted on the frame, and a crimping mechanism for crimping the terminals and the wire harnesses is attached inside the frame. A first pneumatic cylinder is operated to raise and lower a raising / lowering plate, thereby raising and lowering a bush along a polygonal axis, and adjusting the position of a straightening wheel. At this time an electric wire is passed through a first wire tube, the straightening wheel, and a second wire tube, a drive gear is rotated by the operation of a first motor, and a transmission gear is rotated by meshing transmission between gears to achieve the rotation of the bush and the straightening wheel, and at this time the straightening and transport of electric wires with different wire diameters are completed by the straightening mechanism.SELECTED DRAWING: Figure 1

The utility model relates to a blowing type bag opening machine which comprises a rack, a built-in groove and a bearing plate, the built-in groove is formed in the rack, the bearing plate is rotationally installed in the built-in groove, side limiting seats are symmetrically installed on the two sides of the bearing plate, and a bottom limiting seat is installed between the two side limiting seats; through work of the pneumatic cylinder and cooperation of the U-shaped base and the lug base, rotation of the bearing plate is achieved, stacked packaging bags can correspond to the air blowing base conveniently, air blowing holes are located in the centers of the packaging bags conveniently, meanwhile, through work of the air pump, air passes through the air inlet holes and the air grooves, and finally the air blowing holes protruding in the air blowing base are blown to the clothes packaging bags. The air inlet amount is reduced, and meanwhile air blowing and bag opening of the clothes packaging bag are achieved.

The present invention relates to the technical field of current transformers, and in particular to a winding device for a primary coil of a current transformer and a winding method thereof, comprising a base and a stand, wherein the stand is vertically mounted on the base, a ring seat is rotatably mounted on the stand, a mounting ring is arranged on the outer side of the ring seat, a rectangular seat is bolted to the outer side of the mounting ring, a gear ring is mounted on the inner side of the ring seat, notches are provided on the ring seat, the mounting ring, the rectangular seat and the gear ring, a rotating plate is rotatably mounted in the notch of the rectangular seat; and during the winding process, the right-angle seat is moved by operating a first pneumatic cylinder, the horizontal section of the right-angle seat is contacted with the silk tape on the top side of the rectangular seat, the vertical section of the right-angle seat is contacted with the silk tape on the side wall of the rectangular seat, the silk tape on the top side of the rectangular seat is flattened by a translational wheel seat and a pressure wheel, automatic flattening is achieved, and each layer of the silk tape is ensured to be tightly fitted and wrinkle-free.

The utility model relates to the technical field of pipe machining equipment, in particular to a pipe cutting device which comprises a supporting frame, a plurality of supporting blocks are fixedly connected to the top end of the supporting frame, every two supporting blocks form a group, and supporting wheels are rotationally connected to the top ends of the adjacent side faces of the eight groups of supporting blocks. Compared with the prior art, the pipe clamping device has the advantages that the supporting wheels and the two motors are arranged, so that the motors can be powered on to operate conveniently, pipes can move on the supporting wheels, the four first pneumatic cylinders and the four arc-shaped rods are arranged, the top ends of the four arc-shaped rods are fixedly connected with the clamping plates, and the clamping plates can clamp the pipes. Four first pneumatic cylinders extend to push four clamping plates to be close to each other pairwise to clamp a pipe and fix the position of a pipeline, a cutting saw is powered on to run and a second pneumatic cylinder extends to cut off the pipeline, meanwhile, it is guaranteed that the cutting surfaces are kept relatively flush, the overall machining efficiency is high, and the machining efficiency is high. And a user can operate and use conveniently.