504results about How to "Guaranteed clamping effect" patented technology

The invention belongs to the technical field of food processing and in particular relates to a stuffed food forming method. The stuffed food forming method comprises the following steps: 1, allowing a wrapper receiving plate to be positioned at a wrapper receiving station of an annular rail, and conveying the wrapper to the wrapper receiving plate at the wrapper receiving station through a wrapper conveying device; 2, moving the wrapper receiving plate and a die assembly device to a stuffing injection station on the annular rail, and injecting the stuffing on the surface of the wrapper through a stuffing injection device; 3, mutually closing die assembly blocks which are positioned on the die assembly device below the wrapper receiving plate and are opposite to each other, coating and forming stuffed foods, and continuously keeping the two closed die assembly blocks be in the state; and 4, simultaneously moving the wrapper receiving plate and the die assembly device to a taken-out station on the annular rail, so that the wrapper receiving plate is opened, and the die assembly blocks which are always positioned in a closed state are separated. According to the die assembly device in the method, continuous pressing force can be provided for the stuffed foods in the processing process, the tightness on the joint part of the wrapper of the stuffed foods can be guaranteed, the wrapper is not open after being pressed for a long time, and the forming rate of the stuffed foods is guaranteed.

An improved pipe wrench assembly includes a first and a second arms, a first and a second movable wrench members disposed on the front ends of the first and second arms respectively, a guide plate separately extended from the rear ends of the first and second movable wrench members, a sliding groove disposed on the guide plate, and an insert pin pivotally coupled in the sliding groove; wherein another end of the insert pin of the first movable wrench member is fixed to a second handle and another end of the insert pin of the second movable wrench member is fixed to a first handle. With the insert pin and the sliding groove, the first and second movable wrench members can produce a parallel clamping movement when the pipe wrench is clamped and released.

The invention discloses a self-propelled peeping probe adapted to different diameters of drill holes and a peeping method thereof. The probe comprises a peeping probe body, a camera, walking wheels, rocker arms connected to the walking wheels, and an operating host. The rock arms can achieve a certain angle of damping opening and closing under the effects of internal torsion springs and gas springs and have alarm functions, and the rocker arms can be fixed in grooves of a peeping probe side through locking holes and locking blocks. The self-propelled function of the peeping probe in a drill hole can be achieved through an internal power supply, a driving motor, a video processing module, a control module, a WIFI module and the external operating host. The peeping probe has the advantages of centered drill hole, self-propelling and less workers in operation in a drilling peeping operation process, the complexity in a conventional drilling peeping operation is reduced, a push rod and a video transmission line are removed, auxiliary accessories are greatly reduced, and a new solution is provided for determining the fracture of a rock mass through drilling peeping in underground engineering.

The invention discloses a rotary chuck which comprises bearing pedestals, a cylindrical roller bearing, a roller core, a lock disc, coil springs, clamping jaw blocks, first pin shafts, clamping jaw mats, a second pin shaft and a stopping lock. The roller core is fixed in the bearing pedestals through the cylindrical roller bearing, and a through hole allowing a workpiece to penetrate is formed in the roller core. The rear ends of the clamping jaw blocks are fixed to the front end of the roller core, and the clamping jaw blocks rotate with the second pin shaft as the axis. The second pin shaft is a hinge shaft of the roller core and the clamping jaw blocks, the coil springs for keeping the clamping jaw blocks expanding outwards are arranged on the second pin shaft, and the front ends of the clamping jaw blocks are hinged to the clamping jaw mats through the first pin shafts. The lock disc is in threaded connection with the roller core, and the clamping jaw blocks are driven to rotate around the second pin shaft through mutual movement of the lock disc and the roller core. The stopping lock capable of fixedly connecting the bearing pedestals and the roller core is arranged on the bearing pedestals. According to the rotary chuck, the pipe machining operating speed is greatly improved, and the rotary chuck is a great contribution to the social machining and manufacturing industry.

The invention discloses a heavy-load precision redundant three-arm mechanical hand based on a traveling crane. The three-arm mechanical hand comprises a base, a clamp assembly and an automatic control system, wherein the clamp assembly comprises a mounting seat used for mounting mechanical arms, a gripping mechanical hand used for gripping a workpiece, and a carrying mechanical hand used for carrying the gripped workpiece; the gripping mechanical hand comprises a heavy-load mechanical hand used for gripping a heavy workpiece, and a light-load mechanical hand used for gripping a light precision workpiece. According to the three-arm mechanical hand, the gripping mechanical hand adopts a redundant mechanical arm structure, the heavy-load mechanical hand is used for loading a heavy object, the light-load mechanical hand is used for carrying a precision device, and the two gripping mechanical hands can cooperatively carry and mount the workpiece in space, so that the problem of conflict between heavy load and precision in the field of mechanical hands is solved; in addition, due to the carrying mechanical hand, the disadvantage that a traveling crane needs to run a round trip for carrying a part at present is overcome, the labor intensity of workers is greatly reduced, the production efficiency of workshops is improved, and the energy consumption is greatly reduced.

The invention relates to an oblique type hole tray seedling transplanting paw which comprises a machine frame, a sliding platform, steel needle fixing plates, a sleeve fixing plate, sleeves, steel needles, a reinforcing plate, buffering sleeves, hinge pins and an air cylinder. The air cylinder is fixed on the upper portion of the machine frame, the middle of the sliding platform is fixed on the end portion of a pushing rod of the air cylinder, and the two hinge pins are fixed on the upper portions of the two steel needle fixing plates respectively and are installed in long holes in the two sides of the sliding platform. The middle of the sleeve fixing plate is fixed at the bottom of the machine frame, the four sleeves are fixed at the four corners of the sleeve fixing plate respectively, the lower portions of the four steel needles are installed in the four sleeves respectively, and the upper portions of the four steel needles are fixed on the lower portions of the steel needle fixing plates on the two sides respectively. Four long holes are formed in the four corners of the reinforcing plate respectively, the reinforcing plate is located on the lower portion of the sleeve fixing plate, the sleeves penetrate through the long holes in the four corners of the reinforcing plate, and the four buffering sleeves are arranged on the four steel needles 6 in a sleeved mode to be installed on the upper portion of the sleeve fixing plate. The form that the steel needles insert and take hole tray seedlings by a certain angle is adopted in the oblique type hole tray seedling transplanting paw, practicability is high, structure is simple and stable, and the degree of automation is high.

The invention discloses cable processing equipment comprising a clamping mechanism used for clamping a cable, a processing mechanism used for removing an insulation layer on the cable, and a first recycling mechanism used for recycling the cable core; the processing mechanism is arranged between the clamping mechanism and the first retrieve mechanism, and comprises N processing units; the processing unit comprises a crossbar having a cylinder and a connecting rod; the cylinder output end is provided with a blade; the cylinder drives the blade to radially move along the cable; the cylinder is hinged to the crossbar; one end of the connecting rod is hinged to the cylinder, and the other end is connected with the crossbar in a slide manner. The cable processing equipment uses a flattening unit to properly extrude and flatten the cable, thus flattening the cable bending portions, and effectively removing the cable skin; the processing mechanism can flexibly enable the blade to destroy the cable insulation layer according to different angles, thus ensuring the peeling effect.

The invention discloses a ring set welding tool. The ring set welding tool comprises a work platform connected to a machine frame, the work platform is provided with an annular groove, an annular protrusion of an outer ring is inserted into the annular groove, the work platform is provided with an outer ring fixture, the machine frame is further provided with a support, the support is driven by a vertical power mechanism to slide vertically, located above the work platform, and is rotationally connected with a supporting arm extending downwards, the supporting arm is provided with an inner ring fixture, and an inner ring locating mechanism is arranged between the downward-extending end of the supporting arm and the work platform. The ring set welding tool has the advantages that an inner ring and the outer ring can be effectively clamped.

The invention discloses a junction box of a solar photovoltaic component and belongs to the technical field of solar battery components. The junction box comprises a junction box body, a box cover, a group of bypass diodes and a group of conductive connection mechanisms, wherein the junction box body is provided with a box cavity and an embedding pin seat; the box cover is provided with an embedding pin; the group of bypass diodes are provided with first pins and second pins and arranged in the box cavity; the group of conductive connection mechanisms are arranged in the box cavity; and at least one bypass diode is arranged between each two adjacent conductive connection mechanisms. The junction box is characterized in that: a conductive connection mechanism seat is formed in the box cavity; the conductive connection mechanism seat comprises a lower pressing plate seat and a conductive connecting plate fitting seat; and the conductive connection mechanisms comprise upper and lower pressing plates, a conductive connecting plate, a first wire clamp and a second wire clamp. The junction box has the advantages of reducing contact resistance and temperature rise, prolonging the service life of each bypass diode, always guaranteeing the clamping effects on the first and second pins of the bypass diodes without influence of deformation of the heated junction box body, shortening the length of the embedding pin, and contributing to enhancement of the rigidity of the embedding pin to avoid breakage.

The invention discloses a cable tensioning device for high-altitude power construction. The cable tensioning device comprises a base, a plurality of fixed main bodies arranged at the lower part of thebase, a cable tightening rod arranged at the upper part of the base, and a movable clamp hinged to one end of a fixed rod; two sets of supporting frames are arranged on the upper portion of the base,the two ends of the cable tightening rod are movably installed on the supporting frames through bearings, and a rocker or a motor is arranged at one end of the cable tightening rod. One side of the cable tightening rod is provided with a fixed clamping plate fixedly installed on the upper portion of the base. A pull rod is arranged on the upper portion of the fixed clamping plate, a pull ring isarranged at one end of the pull rod, first movable rods are arranged on two sides of the pull rod and the fixed clamping plate, second movable rods are arranged on one sides of the first movable rods,and a movable clamping plate is arranged on the lower portion of the pull rod and fixedly mounted on one sides of the first movable rods and the second movable rods. The cable tensioning device is fixed to an electric pole or an aerial ladder through the fixed main bodies, the motor is started or the rocker is rotated to conduct tensioning operation on a cable, the operation intensity of an electrician is reduced, and the construction safety of the electrician is protected.

The invention discloses a cable laying apparatus. According to the cable laying apparatus, the laying efficiency can be improved, and complete automation of cable laying is realized; propulsion is performed by employing propulsion belts so that the propulsive force is large; a boosting wheel is provided, and the boosting wheel is provided with fine needles so that the wall-holding force of the boosting wheel during rolling can be guaranteed, the propulsion of the propulsion belts is guaranteed, and the propulsion effect is greatly improved; and the applicability is high, the requirement of diameters of various laying pipelines can be met, the rolling speed of the boosting wheel and the speed of the propulsion belts can be consistent during usage, and long-distance cable laying can be wellrealized.

The invention relates to the technical field of the photovoltaic inverter detection devices, and discloses a photovoltaic inverter detection device with a limiting structure and convenient for multi-direction adjustment. The device comprises a main body, a clamping mechanism and a power-on detection mechanism, a pedestal is fixed at the lower end of the main body, and storage cabinets are arrangedat two sides of the front end of the main body; and a workbench is arranged in the center of the upper end of the main body, a middle frame is arranged in the middle of the front end of the main body, and a servo motor is arranged at the top end of the inner side of the middle frame. The lower end of a clamping block and the inner side of a limiting sliding groove, which are matched mutually, canensure the tightness and stability of connection between the two, so the clamping block can keep enough stability in the process of being pushed by an air cylinder, the clamping effect of the clamping block on the photovoltaic inverter body is guaranteed, and meanwhile the stability of the clamping block on the photovoltaic inverter main body is further improved in cooperation with an anti-skid layer arranged on one side of the clamping block, therefore, the photovoltaic inverter main body can carry out two detection processes of outer tube and electrification.

The invention relates to a sedan tire structure, in particular to a tire tread pattern structure of a sedan tire. The tire tread of the sedan meridian tire comprises central pattern blocks, lateral pattern blocks and tire shoulder pattern blocks, wherein the central pattern blocks are the longitudinal pattern blocks; the lateral pattern blocks and the tire shoulder pattern blocks are regularly arranged on the left side and the right side of the central pattern blocks from inside to outside in sequence; the central pattern blocks are positioned on the central line position of the tire tread; the same arched pattern ditch is spaced between the central pattern blocks and the lateral pattern blocks, between the two adjacent lateral pattern blocks, and between the two adjacent tire shoulder pattern blocks respectively; an inclined lateral pattern ditch is spaced between the two adjacent central pattern blocks; and a longitudinal circumferential pattern ditch is spaced between the lateral pattern blocks and the tire shoulder pattern blocks. The tire tread of the tire adopts mixed patterns, and has the advantages of sufficient braking force, good control performance and elegant appearance.

The invention relates to a stem-gripping type potted seedling transplanting claw, belonging to the field of agricultural automatic seedling transplanting equipment. The stem-gripping type potted seedling transplanting claw disclosed by the invention is composed of a driving cylinder, a push frame, a left arm, a left claw, a right claw, a right arm and a fixed frame; the fixed frame is in an L-shaped structure; the driving cylinder is installed on the fixed frame; the push frame is installed at the tail end of a push rod of the driving cylinder; two long holes are formed in the push frame; both the upper and lower sections of the left arm and the right arm are provided with a folded corner respectively; the upper ends of the left arm and the right arm are symmetrically hinged onto the fixed frame through a pin shaft respectively; the upper parts of the folded corners of the left arm and the right arm respectively penetrate through the two long holes in the push frame; the left claw and the right claw are fixedly connected with the tail ends of the left arm and the right arm respectively. The seedling injury rate is reduced while the stronger gripping capability is ensured in a manner of griping stems; the whole structure is only singly driven; the stem-gripping type potted seedling transplanting claw disclosed by the invention is simple in structure, high in automation degree and strong in practicability and reliability.

The embodiment of the invention discloses a self-expanding medicament stent and a preparation method thereof, and the self-expanding medicament stent is characterized by comprising a self-expanding nickel and titanium alloy super-elastic stent body; a medicament coating is coated on the self-expanding nickel and titanium alloy super-elastic stent body; the medicament coating is formed by mixing a medicament capable of inhibiting restenosis with a polymer according to the weight ratio; the polymer has biological degradable property and comprises at least one of PLA (polylactic acid), PGA (polyglycolic acid), PLGA (poly(lactic-co-glycolic acid)) and other artificially synthesized polymer materials or chitosan, algae salt type, bioprotein and other natural polymers. The self-expanding medicament stent disclosed by the embodiment of the invention takes a metal stent as the basis, and the micro-roughening treatment is performed on the surface, thereby increasing the binding force between the surface and the coating and simultaneously promoting the endothelialization of blood vessels.

The invention provides a buckle-type nut component comprising a nut body and a tubular unit. A protruding wing-shaped unit is arranged on the side wall of the nut body, and the outer wall of the tubular unit is provided with a flange arranged in a circumference direction. A limit groove, extending axially from one end of the tubular unit and penetrating through a plain on the upper surface of the flange and the plain on the lower surface of the flange, is reserved in the tubular unit. One end of the limit groove is open, while the other end of the limit groove is sealed. The wing-shaped unit of the nut body enters the limit groove from an open end of the limit groove, and extends out of the limit groove, so that the nut body is limited in the tubular unit, and a gap is reserved between the upper end surface of the wing-shaped unit and the lower end surface of the flange. The buckle-type nut taken place by a projection welding nut has the advantages of convenience in buckle connection operation and high intensity of connection with the nut. The nut component can be reused, and thermal deformation of a connector caused by welding is simultaneously avoided.

The invention provides a steel pipe clamping mechanism which comprises a bottom plate; a driving mechanism, a clamping mechanism and pushing mechanisms are arranged on the bottom plate; the clamping mechanism comprises a base, a left clamping block and a right clamping block; the base is fixedly connected with the bottom plate; the left clamping block and the right clamping block are respectively and movably arranged on the top surface of the base; the pushing mechanisms comprise sliding blocks, pushing plates and pushing rods; the sliding blocks are arranged in a first sliding chute in a sliding manner; the pushing plates are fixedly connected to the top surfaces of the sliding blocks; the pushing rods are arranged horizontally; the left clamping block and the right clamping block are respectively connected with the pushing rods and the pushing plates; the driving mechanism comprises a supporting frame and a bi-directional screw rod; the supporting frame is arranged on the bottom plate; the bi-directional screw rod and the first sliding chute are arranged in parallel; the bi-directional screw rod is rotationally connected onto the supporting frame; a left spiral part and a right spiral part of the bi-directional screw rod are in threaded connection with the connecting blocks respectively; the two connecting blocks and the pushing mechanisms are arranged correspondingly; and each connecting block is fixedly connected with one corresponding pushing plate.

The utility model provides a primary side clamping circuit of a direct current converter. An anti-leakage capacitance is arranged between connections of the clamped point which is in the middle of a resonant inductance and a transformer, and the clamping diode, so as to cut off the release or bypass channel from a blocking capacitance through the clamping diode. Therefore, the transformer can be effectively prevented from working in magnetic biasing state under the conditions that the clamping performance is basically constant when the voltages of the positive and negative bus-bars are balanced, the voltages of the positive and negative input bus-bars are different, or driving pulses widths of positive and negative half-cycle from the switching tube are inconsistent, so that the reliability of the whole circuit is promoted, the current stress of the clamping diode is reduced. The clamping performances of two terminal voltages of the transformer and the both terminal voltages of the transformer secondary side rectifier diode are improved.

The invention relates to an automobile tire structure, in particular to a tread pattern structure of a load-carrying automobile tire. In a tread pattern for a radial ply tire of a sedan, V-shaped pattern grooves are formed at the central position of a tire tread along the circumferential direction at intervals; central pattern blocks and tire shoulder pattern blocks are arranged in the groove wall directions of the V-shaped pattern grooves from groove bottoms to groove tops sequentially; the central pattern blocks are spaced from the tire shoulder pattern blocks through lateral pattern grooves; the two ends of the lateral pattern grooves are communicated with two adjacent V-shaped pattern grooves; the central pattern blocks are arranged in a sequentially superposed and staggered way along the circumferential direction; the inclined directions of the two adjacent central pattern blocks are symmetrical to each other relative to the central position; every two adjacent tire shoulder pattern blocks are spaced from each other through a transverse pattern groove; and the transverse pattern grooves are communicated with the V-shaped pattern grooves and are smoothly transitioned. Mixed patterns are used for the tread of the tire, and have sufficient braking force, high maneuvering performance and aesthetic and elegant appearance.