462results about How to "Improve clamping efficiency" patented technology

The invention relates to the technical field of bolt mounting equipment, in particular to an angle steel tower bolt perforation mounting method. By means of autonomous navigation of the installation robot and flexible operation of the mechanical arm, rapid positioning and taking-out of bolts and nuts are achieved, and the risk of manual climbing and operation is reduced. Accurate insertion and preliminary positioning of the bolt are ensured through accurate control of the mechanical arm, then the fastening effect is enhanced by combining impact tightening with the intermittent hammering technology, the fit clearance between the angle steel is effectively eliminated, and the bolt is prevented from loosening. The whole process is highly automatic, personal errors are reduced, and the mounting quality and the working safety are improved.

The invention discloses a clamping robot and a clamping method, and belongs to the technical field of clamping robots, the clamping robot comprises a main body module and a clamping jaw module, the main body module comprises an electric control sliding rail, an electric control moving seat is arranged on the electric control sliding rail, and a mechanical arm is fixedly installed on the front end face of the electric control moving seat; a connecting plate is fixedly connected to one end of the mechanical arm, a top plate is fixedly connected to the bottom of the connecting plate, and through the arrangement of the four-claw clamping assembly, the rack, the hollow arm, the driving assembly, the pressurizing assembly, the supporting assembly and the gear, the device can lift the bottom of an object after the four-claw clamping assembly clamps the smooth and flat object, and the device is convenient to use. And the top of the clamping robot is pressed and limited, so that the smooth and flat object can be clamped by the four-claw clamping assembly more stably, the situation that the clamping robot shakes and falls off in the process of moving and conveying the object is avoided, and the clamping effect of the clamping robot is improved.

The invention relates to the technical field of bolt mounting equipment, in particular to an angle steel tower bolt perforation mounting tool, fastening equipment and a mounting robot. The hammering part is responsible for hammering the head of the bolt in the nut tightening process so that the head of the bolt can be attached to angle steel more tightly; and then the nut is gradually fastened on the bolt in an impact tightening manner by matching with the tightening part. The tightening part continuously rotates the nut to apply pre-tightening force, the hammering part hammers the head of the bolt in time, the tightening part and the hammering part jointly act to gradually reduce the fit clearance between the angle steel, so that the effect of fastening the angle steel through the bolt is achieved, and the stability of bolt connection is effectively improved.

The utility model discloses a municipal guardrail welding positioning tool, which belongs to the field of guardrail welding, and comprises a bracket used for placing a cross rod and a vertical rod, the bracket comprises a cross beam, and two sides of the cross beam are respectively provided with a plurality of support arms used for supporting the cross rod; end plates are arranged at two ends of the cross beam; a rotating shaft is arranged on one side of each end plate; the mounting height of the bracket is greater than the distance between the outer edges of two cross rods of the guardrail; the supports are arranged at the two ends of the bracket, and the rotating shafts are rotationally installed on the supports; the clamps are mounted on the bracket and used for clamping the vertical rods; and the positioning seats are mounted on the supporting arms and are used for supporting and positioning the cross rod. By turning over the bracket, double-sided welding of the guardrail is completed through one-time clamping, the clamping times during guardrail welding are reduced, the labor intensity of operators is reduced, the production efficiency is improved, and meanwhile, the stability and consistency of product quality are ensured.

The invention relates to a clamp assembly for engraving computer gongs, and belongs to the technical field of numerical control machining, the clamp assembly comprises a collection cabinet, the front side and the rear side of the collection cabinet are each provided with two sliding assemblies for improving the moving stability of the collection cabinet, a grip is fixed to the left side of the collection cabinet, and four pulleys are fixed to the bottom of the collection cabinet; four containing grooves are formed in the front face of the collecting cabinet, and a clamping assembly capable of clamping and fixing a workpiece is arranged on the inner bottom wall of each containing groove. According to the clamp assembly for engraving the computer gong, the effect of controlling the switch part can be achieved by controlling the air inflow of the air pump, the switch part can be controlled to control whether power is transmitted to the threaded rod or not, control over a single moving block is further achieved, workpieces of different shapes can be easily clamped by adjusting movement of the four moving blocks, and the work efficiency is improved. When the four switch parts are all turned on, power can be transmitted to the four moving blocks at the same time, and therefore it is guaranteed that workpieces in regular shapes are efficiently and rapidly clamped.

The invention discloses a limiting device for sheet metal part welding machining. The limiting device comprises a welding mechanical arm, a welding platform, a mounting base, a driving part, a first limiting part and a second limiting part. The limiting arm is pressed, the limiting arm is kept to deform due to stress, the pressing part is pressed to enter the notch, and the pressing arm is kept to rotate along with the pressing part to be in contact with the sheet metal part. The limiting device for sheet metal part welding machining is compact in structure and ingenious in design. And the fixed second limiting piece and the movable first limiting piece are adopted to achieve limiting treatment on the sheet metal part. And sheet metal parts with different lengths can be positioned, and sheet metal parts with different thicknesses can be positioned. And more air cylinders are not needed to assist in limiting, so that the operation of wire arrangement and pipe arrangement is avoided, the welding platform cannot be disordered, the sheet metal part can be quickly and stably limited on the welding platform through the first limiting piece and the second limiting piece, and the clamping efficiency is further improved.

The utility model relates to the technical field of laser cutting, in particular to a laser cutting platform fixing clamping device which comprises a base, a moving rod, a clamping block, a rotating shaft, a clamping jaw, a gear, a sliding groove, a sliding rod, an abutting plate, a rack and the like. Through sliding motion of the moving rod, the abutting plate is driven to make contact with a workpiece, then the sliding rod is driven to slide in the sliding groove, and the gear rotates and drives the clamping jaw to clamp the workpiece. The clamping device has the beneficial effects that the workpiece can be conveniently and rapidly clamped and fixed, the clamping operation steps are simplified, and the clamping efficiency is improved.

The invention discloses a brain stereotaxic instrument capable of adjusting a U-shaped seat with multiple degrees of freedom, and relates to the technical field of brain stereotaxic instruments. The device specifically comprises a bottom plate, the bottom of the bottom plate is fixedly connected with a foot pad, and the top of the bottom plate is provided with a front-back movement adjusting seat; the brain stereotaxic apparatus capable of adjusting the U-shaped base in the multi-degree-of-freedom mode further comprises a rotation adjusting mechanism used for adjusting the overall Z-axis swing angle of the operation workbench through rotation, the rotation adjusting mechanism is arranged at the top of the bottom plate, a bottom swing center shaft is installed at the top of the rotation platform, a calibration block is arranged at the top of the bottom swing center shaft, and the bottom swing center shaft is connected with the calibration block. The rotating platform is arranged at the top of the bottom plate, a swing angle support is arranged at the top of the rotating adjusting mechanism, and an operating table multi-angle adjusting mechanism is arranged outside the swing angle support; according to the brain stereotaxic instrument with the U-shaped seat capable of being adjusted in multiple degrees of freedom, the purpose of improving the use efficiency of equipment is achieved.

The invention belongs to the technical field of aircraft manufacturing, and discloses an automatic offset compensation boring method for a curved surface normal hole, which directly finishes boring, on-machine measurement and compensation processing of the curved surface normal hole in a machine tool in a semi-automatic manner by using a convenient and universal measuring head without designing a special tool. The technical problems that a part with a curved surface normal hole is long in machining period and large in machining difficulty are solved. Compared with a traditional method, efficient numerical control boring of the curved surface normal hole is achieved, and the machining precision and production efficiency of parts are improved.

The invention relates to a rapid pressing clamp for friction stir spot welding and a using method of the rapid pressing clamp, and relates to the technical field of friction stir spot welding. Comprising a standing working box and a welding platform integrally connected with the top end of the working box, and further comprises a welding base, a welding pressing block, a pneumatic quick pressing mechanism and a limiting mechanism, the limiting mechanism can clamp welding materials of different sizes, the practicability of the quick pressing clamp is effectively improved, the limiting mechanism can fasten a weldment, and the welding efficiency is improved. The weldment is prevented from rotating in the welding process; the pneumatic quick pressing mechanism is responsible for applying preset pressing force in the vertical direction to the weldment so as to ensure the stability of the weldment in the welding process; the design of the welding clamp aims at improving the efficiency of welding operation and the welding quality, and quick clamping and releasing of a weldment are achieved by simplifying the clamping and disassembling processes of the weldment, so that thermal deformation of the weldment in the welding process is reduced, and the production efficiency is improved.

The utility model relates to the technical field of circuit board processing, in particular to a circuit board edge milling device which comprises a base and a support and further comprises a controller, a cutting mechanism, a fixing mechanism and a material moving mechanism, the cutting mechanism comprises a bidirectional lead screw sliding table, two milling cutters and two lifting assemblies, and the material moving mechanism comprises a material table and a transferring assembly. The transferring assembly is arranged at the top of the base, the material table is arranged on the transferring assembly, the fixing mechanism comprises a driving assembly, two material discs, two rotating assemblies and two clamping assemblies, the driving assembly is arranged on the material table, the two material discs are symmetrically arranged at the top of the material table, each rotating assembly is arranged on the material table, each clamping assembly is arranged at the top of the material table, and the two clamping assemblies are arranged on the material table. The driving assembly, the transferring assembly and each lifting assembly are electrically connected with the controller, according to the circuit board edge milling device, charging trays of different sizes can be replaced and fixed in time according to the size of a circuit board to be subjected to edge milling, then edge milling operation is carried out, and edge milling flexibility is improved.

The utility model relates to the technical field of clamps, in particular to a self-locking pneumatic self-centering vice which comprises an air cylinder plate, an air cylinder hole is formed in the end face of the air cylinder plate, a movable piston is connected in the air cylinder hole, and a sliding block guide plate is connected to the end face of the air cylinder plate through a bolt and corresponds to the air cylinder hole. According to the self-locking pneumatic self-centering jaw vice, the movable elastic block, the inclined guide clamping block and the movable sliding block are arranged in the self-locking pneumatic self-centering jaw vice, and therefore parts can be rapidly clamped through the design that the movable elastic block, the inclined guide clamping block, the movable sliding block and the interaction among all the parts are utilized; according to the self-locking pneumatic self-centering jaw vice, the self-locking pneumatic self-centering jaw vice is arranged, so that in the using process of the self-locking pneumatic self-centering jaw vice, parts can be rapidly clamped, the clamping efficiency of the device in the using process is higher, and the problem that the parts cannot be rapidly clamped is solved.

The invention belongs to the technical field of pneumatic chucks, and discloses a pneumatic chuck which comprises a clamping jaw, an adjusting assembly, a transmission assembly and an air inlet and outlet system. The air inlet and outlet system comprises two air inlets and two air outlets which are marked as the first air inlet, the second air inlet, the first air outlet and the second air outlet respectively, the air inlet area of the air inlets is larger than the air outlet area of the air outlets, and the air inlets and the air outlets are provided with air cavities. The transmission assembly is movably arranged between a clamping cavity and a loosening cavity in the air cavity, and the air inlet and outlet system is used for driving the transmission assembly to move between the clamping cavity and the loosening cavity through air pressure difference and airflow formed when air is input from the air inlet and output from the air outlet at the same time. The adjusting assembly is driven to adjust clamping and loosening of the clamping jaws, and meanwhile the pneumatic chuck is cooled. By means of the pneumatic chuck, quantized gas can be input to clamp a workpiece, meanwhile, heat dissipation is conducted, and the clamping efficiency of the pneumatic chuck is improved.

The invention relates to the technical field of hard alloy surface treatment, and provides a hard alloy surface treatment device with a rapid workpiece clamping mechanism, which comprises a workpiece clamping mechanism which comprises an operation platform, a base, a driving assembly and at least one clamping assembly. The clamping assembly is detachably installed in the installation hole of the operation platform and comprises a clamping body, a clamping component and a pushing component. The clamping component comprises an extrusion part, a connecting rod, a clamping claw and a clamping reset elastic part. Rapid clamping and releasing of the workpiece can be achieved, and the surface treatment efficiency of the hard alloy workpiece is remarkably improved. And through the synergistic effect of the clamping assembly and the driving assembly, the stability of the workpiece in the clamping process is ensured, and the treatment quality problem caused by movement or shaking of the workpiece is avoided. The workpiece clamping mechanism can be adjusted and matched according to hard alloy workpieces of different specifications, and high universality and flexibility are achieved.

A gear pair ghost frequency noise detection table disclosed by the present invention comprises a base, and a first driving loading assembly and a second driving loading assembly arranged on the base, the first driving loading assembly comprises a first stand column, and the first stand column is downwards provided with a first jacking clamping mechanism in a vertically movable manner; a first driving loading mechanism which is coaxially and upwards arranged is arranged below the first jacking and clamping mechanism; the second driving loading assembly comprises a second stand column, and the second stand column is movably arranged on the base through a first linear driving mechanism extending towards the first driving loading assembly; a second driving and loading mechanism and a second jacking and clamping mechanism which are oppositely arranged in the vertical direction are arranged on the side, facing the first driving and loading assembly, of the second stand column, and the second driving and loading mechanism is movably arranged on the second stand column through a second linear driving mechanism which is vertically arranged. The device has the advantages of being reasonable in structural design, capable of conducting simulation operation on the gear pair, high in clamping efficiency, convenient to operate and use, beneficial to improving the detection accuracy and the like.

The invention relates to a universal mandrel groove grinding device, in particular to a universal mandrel adjustable groove grinding device and a groove grinding method, and aims at solving the technical problems that when an existing clamp is used for grinding sliding grooves of a universal mandrel, it is difficult to guarantee that the included angle between the groove and the central axis of the mandrel meets the technical requirement, indexing of the three sliding grooves is inaccurate, and the repeated positioning precision is low. The device comprises a wedge-shaped bottom plate, and a first clamping mechanism, an indexing mechanism, a supporting mechanism and a second clamping mechanism which are arranged on the wedge-shaped bottom plate, the first clamping mechanism and the second clamping mechanism are used for positioning the universal mandrel to be subjected to groove grinding from the two ends in the axial direction correspondingly. The supporting mechanism is used for supporting and fixing a universal mandrel of a to-be-ground groove; the indexing mechanism comprises a tooth aligning pin seat, a tooth aligning pin and an indexing ring; the tooth aligning pin is mounted on the tooth aligning pin seat, and positioning teeth are arranged at the top of the tooth aligning pin; a plurality of jackscrews are arranged on the indexing ring; a positioning groove is formed in the peripheral surface of the indexing ring; and the positioning teeth are matched with the positioning grooves so as to realize circumferential positioning of the universal mandrel to be subjected to groove grinding.

The utility model belongs to the technical field of horizontal gear shaping machines, and particularly relates to a clamping device for a horizontal gear shaping machine, which comprises a fixed seat and a fixed part, an adjusting mechanism is arranged at the top end and the bottom end of the fixed seat, and a clamping mechanism is arranged at the top end of the fixed seat. According to the clamping device for the horizontal gear shaping machine, by arranging the adjusting mechanism, a fixed workpiece can be rotated in the direction, so that the workpiece can be rapidly machined, the machining speed of the device is increased, and the problems that in the background technology, the direction of the fixed workpiece is not prone to being adjusted, and the machining efficiency is high are solved. The problem that the machining speed of workpieces is prone to being influenced to a certain degree due to the fact that the clamping mechanism is arranged, the workpieces of different sizes can be clamped and fixed, the clamping efficiency is improved, a certain buffering function is achieved, the clamping stability is improved, and the machining production quality of the workpieces is improved.

The present invention provides a tool for automobile parts inspection, which belongs to the field of automobile parts inspection, and comprises a fixing platform, wherein the upper end of the fixing platform is provided with a tail pipe fixing assembly, a main muffler fixing assembly and an exhaust pipe fixing assembly in sequence from left to right. The present invention adopts the tail pipe fixing assembly, the main muffler fixing assembly and the exhaust pipe fixing assembly to stably clamp and seal the tail pipe end, the main muffler and the exhaust pipe end of the automobile muffler, respectively, which not only increases the clamping and fixing fulcrum of the automobile muffler, improves the clamping efficiency and clamping stability of the automobile muffler, but also can adjust the automobile muffler as a whole to a centered state during the clamping process, avoids the automobile muffler from being subjected to an unbalanced clamping force and affecting its stability during the air tightness detection process, ensures that the automobile muffler is tested for air tightness in a stable state, and thus improves the accuracy of the air tightness detection of the automobile muffler.

The invention relates to the technical field of transfer devices, in particular to a paperboard transfer system. Comprising a paperboard conveying system, a stacking system, a manipulator device and a transfer trolley, the mechanical arm device comprises a base, a multi-joint mechanical arm is movably installed on the base in the length direction, a claw seat is fixed to the tail end of a movable joint of the multi-joint mechanical arm, a fixed upper clamping plate and a movable lower clamping plate are arranged on the claw seat, and a friction belt capable of rotating forwards and backwards is arranged on the lower clamping plate. And the paperboards automatically fall into the container from the conveying belt so as to be automatically stacked. After the paperboards are stacked, the ejector rod on the lower clamping plate abuts against the convex ball to descend, the push plate is pulled to push the paperboard pile to move towards the claw hand, and finally the paperboard pile is clamped by the claw hand to be transferred to a transfer trolley. Through pushing of the push plate and traction of the friction belt, the paperboard pile automatically falls into the claw, loading and unloading of the paperboard pile are facilitated, manual adjustment is not needed, stacking and clamping efficiency is more convenient and faster, and stacking and clamping efficiency is improved.

The utility model discloses a laser cutting machine adopting laser measurement and correction, which comprises a machine tool, a movable cross beam arranged on the machine tool in a sliding manner, a laser cutting component arranged on the movable cross beam, a first laser distance measuring sensor arranged on the laser cutting component, a conveying belt arranged on the machine tool, and a clamping component arranged on one side of the conveying belt, a feeding mechanism is arranged on the other side of the conveying belt and comprises a discharging assembly and a pushing assembly, and a second laser distance measuring sensor set is arranged at the top of the feeding mechanism. The two laser distance measuring sensors are adopted and located on the cutting assembly and the feeding mechanism respectively, the cutting distance and the material position can be monitored in real time, and the accuracy of the cutting process is guaranteed; and through cooperation of the hydraulic cylinder and the push plate, the automatic feeding function is achieved, the production efficiency is greatly improved, and meanwhile the labor cost and the operation difficulty are reduced.

The adjustable clamp comprises a mounting plate, a rotating mechanism is fixedly mounted on the top end face of the mounting plate, and a cleaning mechanism is fixedly mounted on the top end face of the rotating mechanism. By arranging an air bag, pressing can be conducted through the gravity of the generator base, air in the air bag is conveyed into an air blowing opening through a conveying pipe, the air is blown out through the air blowing opening, dust on the bottom end face of the generator base is blown away, the friction force between the surface of a bearing plate and the generator base is increased, and the clamping quality of the device is improved; a bearing plate can be matched with a generator base through a lower hinge piece and an upper hinge piece, the clamping efficiency of the device is improved, the gravity generated by falling of the generator base can be buffered through a damping rod and a second spring, the service life of the device is prolonged, and a clamping arm can be buffered and damped by installing a buffer block so that the safety can be improved; the clamping device has the characteristics of being high in practicability and good in clamping effect.

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.

The utility model relates to the technical field of numerical control lathe fixtures, in particular to a numerical control lathe accurate positioning fixture for musical instrument production, which comprises a base and connecting rods, a support plate is rotatably connected onto the base, a placing plate is connected onto the support plate, a plurality of mounting plates are mounted on the support plate, and two ends of each connecting rod are rotatably connected with the mounting plates. The four connecting rods are connected with extrusion blocks, bevel gear sets are arranged at the ends of the four connecting rods, the extrusion blocks are slidably connected into the containing plate, a motor is mounted on the mounting plate, one ends of the connecting rods at the front end and the rear end are connected with an output shaft of the motor, and the other ends of the connecting rods are in transmission connection with the connecting rods at the left end and the right end through the bevel gear sets. The connecting rods are driven by the motor to rotate and matched with the bevel gear set to enable the four connecting rods to synchronously drive the extrusion block to move towards the center, pressure values in all directions are detected in real time through the pressure sensor, driving is automatically cut off based on threshold judgment by the controller, closed-loop control over clamping force is achieved, self-centering clamping is completed, and the clamping efficiency is improved.

The utility model discloses an isostatic pressing graphite rod clamping device which comprises a flange, a gear, a first rack, a second rack, a first clamping block, a second clamping block, a first fixing seat and a second fixing seat, and the first fixing seat and the second fixing seat are arranged on the front face of the flange and located on the upper side and the lower side of the gear. First guide rods are arranged on the first fixing base at intervals, the first clamping blocks are arranged at the inner ends of the first guide rods, first linkage plates are arranged at the outer ends of the first guide rods, second guide rods are arranged on the second fixing base at intervals, and the second clamping blocks are arranged at the inner ends of the second guide rods. A second linkage plate is arranged at the outer end of the second guide rod, and the first rack is arranged on one side of the gear and perpendicularly connected with the first linkage plate. According to the isostatic pressing graphite rod clamping device, the plurality of first clamping blocks and the plurality of second clamping blocks are used for synchronously carrying out segmented clamping on an isostatic pressing graphite rod, so that the clamping efficiency and the stability are improved.

The utility model belongs to the technical field of disassembly and assembly of stand columns, and particularly relates to a vertical disassembly and assembly cylinder machine which comprises a base body, a rotary table and a thick gear ring are rotationally installed on the base body, a connecting block is installed on the rotary table, a jack is fixedly installed on the thick gear ring, the output end of the jack is connected with the connecting block, and a motor is fixedly installed on the base body. The output end of the motor is connected with a gear, the gear is meshed with the thick gear ring, a rotating column is fixedly installed on the rotary table, a wrench is installed on the rotating column, the rotary table can be driven to rotate through the jack, meanwhile, large torque can be applied to the wrench, and the wrench is made to disassemble the rusted connecting part of the surface of the stand column; and the rotating table drives the wrench to rotate rapidly, the wrench rapidly dismantles the non-rusted connecting part of the stand column, the dismantling efficiency of the stand column is improved, and the equipment has high practicability.