10results about How to "There will be no deviation" patented technology

The utility model discloses a steering shaft inner supporting tool and a steering shaft clamping machining method, and belongs to the technical field of tool clamps. The steering shaft inner supporting tool comprises a flange plate, a clamping core rod, a double-end connecting thread sleeve and a conical pull rod which are coaxially arranged, the double-end connecting thread sleeve is axially and movably arranged in a center hole of the flange plate, and the front end of the clamping core rod extends into the center hole of the flange plate to be in threaded connection with the flange plate. The front end of the conical pull rod penetrates through an inner hole of the clamping core rod and is in threaded connection with the double-end connecting thread sleeve; the outer conical surface of the rear end of the conical pull rod abuts against the inner conical surface of the conical hole in the rear end of the clamping core rod. The outer cylindrical surface of the rear end of the clamping core rod is used for sleeving a steering shaft, and at least one tensioning groove is radially formed in the outer cylindrical surface in a penetrating mode. When the inner supporting tool is used for clamping the steering shaft, the contact area of the steering shaft and the tool is large, clamping is stable, the steering shaft is completely exposed out of the tool, one-time forming of the outer surface of the steering shaft and a shaft hole is facilitated, and therefore the form and location tolerance of machined parts is improved.

This application discloses a warping machine for textiles, belonging to the field of textile machinery technology. It includes a warping machine body, inside which a pusher frame and two sets of drive shafts are arranged. The pusher frame includes a base plate, with side plates on both sides above the base plate. A take-up shaft is arranged between the two sets of side plates. A support groove is formed above the side plates, and a transmission shaft is rotatably connected inside the support groove. A clamping plate is provided on one side of the transmission shaft, and mounting grooves are formed on both sides of the take-up shaft. The other end of the transmission shaft is installed inside the mounting groove. A positioning ring is provided on one side of the drive shaft, and clamping frames are provided on both sides of the positioning ring. In use, this application allows for quick replacement of the take-up shaft. After replacement, the take-up shaft is more convenient to handle and use. The disassembly and installation process is relatively simple, and the device is highly practical.

The application discloses a three-axis numerical control engraving device for plate processing, and belongs to the technical field of wood processing.The three-axis numerical control engraving device comprises a base, a driving groove is arranged on one side of the top of the base, a three-dimensional engraving mechanism is arranged on the top of the base, the three-dimensional engraving mechanism comprises a moving block, a driving motor is arranged outside the driving groove, and a driving shaft is arranged on the output end of the driving motor.The transparent protective cover can shield the working position of the engraving mechanism during engraving, effectively reducing the splashing of dust and sundries, the externally arranged dust suction fan can adsorb dust, ensuring that the dust is reduced to escape to the outside, the spraying mechanism can spray water on the engraved position, effectively reducing the generation of dust, the dust removal mechanism cooperates with the spraying mechanism, so that the splashing and generation of dust and sundries can be effectively reduced, dust can be quickly adsorbed, the damage of dust to the external working environment is reduced, and the practicability of the device is improved.

The invention discloses a clamping type coring device and a using method thereof, and relates to the technical field of foundation pile construction, the coring device comprises bottom frames symmetrically arranged on the two sides in parallel, and U-shaped frames are fixedly arranged on the bottom frames on the two sides; a winding wheel is rotatably arranged on the U-shaped frame, a rope is wound on the winding wheel, and a first motor used for driving the winding wheel to rotate is further fixedly arranged on the U-shaped frame; the other end of the rope is fixed to a coring support, and a coring pipe is arranged on one side of the coring support. Wherein a positioning ring used for being arranged on the outer side of a foundation pile in a sleeving mode is further fixedly arranged at the bottom of the coring support, the positioning ring and the coring pipe are coaxially arranged, and a plurality of sets of positioning bases used for positioning the foundation pile are arranged on the inner side of the positioning ring in a circumferential array mode; the coring pipe can move along the axis of the center end of the foundation pile all the time, the coring support and the positioning ring are mutually fixed, and in the coring process, even if vibration occurs, due to the fact that the position of the foundation pile is fixed, the stability of the coring support is guaranteed.

This utility model relates to the field of potentiometer technology, and more particularly to a miniature rocker potentiometer, comprising a top cover and a base assembled with the top cover. The top cover is formed with a first support plate and a second support plate. The thickness direction of the first support plate is arranged along the X-axis and a first groove is formed at its bottom. The thickness direction of the second support plate is arranged along the Y-axis and a second groove is formed at its bottom. The top of the base is formed with a first protrusion embedded in the first groove and a second protrusion embedded in the second groove. The top of the first protrusion and the inner sidewall of the first groove together form a first sliding groove, and the top of the second protrusion and the inner sidewall of the second groove together form a second sliding groove. By setting the first and second sliding grooves, the first and second brush parts are guided and limited, so that when they slide on the surface of the resistive element, they are more stable and will not deviate.

The application discloses a lace and woven fabric splicing and binding equipment, which comprises a sewing machine body and a mounting table; a binding unit is mounted on the mounting table and arranged on the sewing direction of the sewing machine body; wherein the binding unit comprises a vertical plate, a first fabric pressing assembly, a second fabric pressing assembly and a binding structure are mounted on the vertical plate, the first fabric pressing assembly is used for conveying and pressing the woven fabric, the second fabric pressing assembly is used for conveying and pressing the lace fabric, and the binding structure is used for binding the fabrics conveyed by the first fabric pressing assembly and the second fabric pressing assembly; a pulling unit is mounted on the mounting table and arranged on the sewing direction of the sewing machine body, and the pulling unit is used for pulling the lace fabric and the woven fabric. Different fabrics are pressed by the plurality of fabric pressing assemblies, so that the different fabrics will not deviate in the binding process, the error caused by the length change of the fabrics due to different elasticity is avoided, and therefore the binding quality is improved.

The utility model provides a shower head, and belongs to the technical field of bathroom accessories. The problem that assembly and maintenance are inconvenient is solved. The shower head comprises a grab handle and a shower head body detachably connected to the front end of the grab handle, a digital display module and a hydroelectric generator are arranged in the grab handle, the digital display module is electrically connected with the hydroelectric generator, a water passing assembly is arranged in the grab handle and provided with a flow channel, the hydroelectric generator is fixed in the flow channel, and the digital display module is fixed to the side portion of the water passing assembly. A limiting step is arranged in the rear end of the grab handle, a protruding edge is arranged on the outer side of the rear end of the water passing assembly and abuts against the limiting step, a columnar water outlet part is arranged at the front end of the water passing assembly and located in the front end of the grab handle, the water outlet part is in external threaded connection with a limiting cap, a protruding shoulder is arranged in the front end of the grab handle, and the rear end of the limiting cap abuts against the protruding shoulder. The device has the advantages of being convenient to assemble and maintain and the like.

The utility model discloses a punching device for aluminum product production, including work table, the top rear end fixedly connected with mounting bracket of work table, the bottom fixedly connected with hydraulic telescopic link of mounting bracket, the bottom fixedly connected with the pressure plate of hydraulic telescopic link, the surface of pressure plate is equipped with through -hole, the inner chamber of through -hole is provided with punch head, the left side threaded connection has first threaded rod in punch head top, the bottom movable joint of bearing and pressure plate's top is passed to first threaded rod, the top fixedly connected with first motor of first threaded rod, the left side fixedly connected with connecting seat of first motor. By adopting the present equipment, can fix to aluminum product to can guarantee the phenomenon that aluminum product does not occur deviation when punching, guarantee the accuracy of punching position, and can collect the waste material of work, saves the resources, and has brought great convenience to aluminum product production.

The invention discloses a gilding press production-based alumite coil seamless transmission device and method, and relates to the technical field of alumite coil transmission, the gilding press production-based alumite coil seamless transmission device comprises a workbench, and the workbench is provided with two feeding driving assemblies; a first alumite roll and a second alumite roll are placed at the working ends of the two feeding driving assemblies correspondingly; two traction assemblies are arranged on the workbench and symmetrically arranged on the upper side and the lower side of the middle position of the workbench. The workbench is further provided with two sets of connecting and placing assemblies and a heating and connecting assembly, and the heating and connecting assembly is arranged between the two sets of connecting and placing assemblies on the workbench. The automatic roll changing device solves the problems that on a high-speed gold stamping production line in the prior art, several minutes to dozens of minutes may be needed for roll changing after shutdown each time, so that the production line is interrupted, and the overall production efficiency is reduced.

The utility model discloses an environment-friendly slitting device for food packaging bag processing, and relates to the technical field of packaging bag slitting. The conveying device comprises a U-shaped frame in which a conveyor is fixedly mounted, and is characterized by further comprising a supporting plate, the supporting plate is fixedly mounted in the U-shaped frame, a disc is rotatably mounted on one side of the supporting plate, a motor is fixedly mounted on the other side of the supporting plate, an output shaft of the motor is coaxially connected with the disc, a cylinder is fixedly mounted on one side of the disc, and the cylinder is fixedly mounted on the other side of the supporting plate. According to the packaging belt guiding device, it is guaranteed that packaging belts with different widths can be guided, it is guaranteed that the packaging belts do not deviate when moving on a conveyor, it is guaranteed that the cut packaging bags are more regular, the cutter can be rapidly disassembled, the cutting efficiency is improved, and the packaging belt guiding device is suitable for popularization and application. And therefore, the abraded cutter can be polished or replaced, and the influence on the slitting effect of the packaging bag is avoided.