35results about How to "Play the role of retaining material" patented technology

The invention discloses an efficient stacking machine based on a double-gripper truss robot. The efficient stacking machine mainly comprises a truss carrying system, a material conveying system, a control system and a safety protection system. The material conveying system is composed of five conveying lines which are divided into two roller conveying lines, two right-angle turning conveying linesand one straight conveying line. The truss carrying system adopts the single double-gripper truss robot, the double-gripper truss robot is provided with eight motion axes, and the single double-gripper truss robot is arranged on the two sides of the two roller conveying lines through the two X linear motion axes; each Y linear motion axis, Z linear motion axis and R rotation axis form a group ofmotion axis assembly, each group of motion axis assembly is correspondingly provided with a robot gripper, a material blocking device is correspondingly arranged in front of the corresponding robot gripper, and the material blocking device is arranged on a truss beam. The efficient stacking machine is high in stacking efficiency and low in implementation cost.

The invention relates to the technical field of rice huller design, and discloses a rice huller with a variable-frequency vibration feeding function. The rice huller comprises a machine body, a feeding hopper, a falling plate, two rubber rollers, a discharge port, an extraction pipe and an air inlet, a first guide plate is arranged at the upper end in the feeding hopper, and a second guide plate is further arranged at the position, located at one side of the first guide plate, in the feeding hopper. The lower end of the first guide plate inclines towards one side of the second guide plate, a rotating shaft is arranged at the position, located at the lower end of the second guide plate, in the machine body, feeding paddles are arranged at the peripheral side of the rotating shaft, and a driving motor used for being connected with the rotating shaft is arranged at the outer side of the feeding hopper. After rice enters the feeding hopper, the driving motor is used for driving the rotating shaft and the feeding paddles to rotate, and at the moment, the feeding paddles can turn over the rice between the first guide plate and the second guide plate and apply downward acting force to the rice, so that the possibility that the rice is blocked between the first guide plate and the second guide plate can be reduced.

The invention relates to a stop mechanism of a car back door fastening mould. The stop mechanism comprises a base, a lug seat, 7-shaped main rotating arms, a stop plate and an auxiliary rotating arm, the base and the lug seat are arranged on a lower mould of the car back door fastening mould, the lower ends of the main rotating arms are hinged to the base through a rotating shaft, the stop plate is connected with the upper ends of the main rotating arms, one end of the auxiliary rotating arm is connected with the lower portions of the main rotating arms while the other end of the auxiliary rotating arm is hinged to a piston rod head of an air cylinder, the tail end of the air cylinder is hinged to the lug seat, and the auxiliary rotating arm can rotate around the rotating shaft together with the main rotating arms. The stop mechanism of the car back door fastening mould is large in stop length, good in stability and capable of achieving automation control.

The invention discloses a conveying device for improving the conveying efficiency of massive ore or coal. The conveying device comprises a conveyor belt, a conveyor belt V-shaped bracket, stop plates,a stop plate conveyor belt and a conveyor belt guide rail bracket; the conveyor belt is laid on the conveyor belt V-shaped bracket in a V shape, and the V-shaped conveyor belt is provided with two conveying sides; and when the stop plates are ready to be taken away from the upper part of the conveyor belt by the stop plate conveyor belt, limiting columns under the stop plates can slide from a limiting slot to a V-shaped limiting slot, and then can be separated from the V-shaped limiting slot, so that the stop plates can rotate around hinge pins, and at this time, the stop plates are close tothe stop plate conveyor belt to be folded through limiting by a limiting plate, thus, the stop plates basically do not occupy the arrangement space of the conveying device, and the conveying device has the practical value. The conveying device solves the problem that when the massive coal or ore is conveyed by the V-shaped conveyor belt with an included angle, stop plates cannot be arranged on theconveyor belt, so that the conveying efficiency of the conveyor belt is low and potential safety hazards exist.

The invention discloses a convenient-to-operate multifunctional punching and shearing machine with high shearing quality and a punching and shearing method thereof, and belongs to the technical field of machining equipment. The multifunctional punching and shearing machine provided by the invention comprises a knife board matching mechanism, wherein the knife board matching mechanism comprises a knife board matching eccentric shaft, wherein the knife board matching eccentric shaft is provided with an outer fixing plate, a first concentric section, a second eccentric section and a third concentric section sequentially; the knife board matching eccentric shaft transversely penetrates a machine body and is fixed to a wallboard of the machine body through the outer fixing plate; and knife boards are connected with the second eccentric section of the knife board matching eccentric shaft through a connecting plate. The multifunctional punching and shearing machine enables the knife board of a moveable knife to rotate around an elliptic radian and the rotation by the method can guarantee that the knife board of the moveable knife and a knife board of a static knife achieve position matching, so that a knife edge of the moveable knife and a knife edge of the static knife can be matched; the method is implemented once for all, that is, mismatching is not liable to occur when blades are changed again after one-time adjustment, so the use of customers is greatly facilitated.

The invention discloses a multifunctional hydraulic combined punching and shearing machine and a punching and shearing method thereof, and belongs to the technical field of mechanical processing equipment. The multifunctional hydraulic combined punching and shearing machine comprises a material pressing mechanism, a lower die base pressing mechanism, a rear material blocking mechanism, an oil cylinder fixing mechanism and a cutter plate matching mechanism, wherein a hydraulic oil cylinder in the oil cylinder fixing mechanism is connected with a punching and shearing machine body through second fastening bolts; contact surfaces of the hydraulic oil cylinder and the punching and shearing machine body are oblique wedge surfaces that are matched pairwise; a cutter plate in the cutter plate matching mechanism is connected with an eccentric shaft; and by rotating the eccentric shaft, a moving cutter plate is matched with a static cutter plate. According to the multifunctional hydraulic combined punching and shearing machine and the punching and shearing method, the defects of the conventional punching and shearing machine are overcome, the use effect of the multifunctional hydraulic combined punching and shearing machine is improved, the modification cost of the conventional punching and shearing machine is low, and economic returns are good.

The invention discloses a method for improving the conveying efficiency of block ore or coal. The mined ore or coal is placed on the conveying surface of any position of the conveyor belt, and the initially placed ore or coal is squeezed on at least two rows of baffle plates. Until the baffle plate and the conveying surface of the conveyor belt move synchronously; then the ore or coal is continuously placed on the conveying surface at the bottom end of the conveyor belt for transmission. When the baffle plate and the conveying surface of the conveyor belt move synchronously, the baffle plate passes through The baffle conveyor belt is pulled on the conveyor belt guide frame to circulate and run. When the baffle plate runs from the outside of the conveyor belt guide frame to the conveyor belt inside the conveyor belt guide frame, the limit post under the baffle plate slides into the limit slot, and passes through the baffle plate. The hinge point of the conveyor belt of the material plate and the baffle plate, and the limit point of the limit column at the limit point of the limit slot are jointly limited, so that the baffle plate is unfolded on the conveyor belt to act as a material stopper, which can increase the transportation of ore or ore on the conveyor belt. Coal thickness, thereby improving transportation efficiency.

The invention discloses a conveying device for improving the conveying efficiency of massive ore or coal. The conveying device comprises a conveyor belt, a conveyor belt V-shaped bracket, stop plates,a stop plate conveyor belt and a conveyor belt guide rail bracket; the conveyor belt is laid on the conveyor belt V-shaped bracket in a V shape, and the V-shaped conveyor belt is provided with two conveying sides; and when the stop plates are ready to be taken away from the upper part of the conveyor belt by the stop plate conveyor belt, limiting columns under the stop plates can slide from a limiting slot to a V-shaped limiting slot, and then can be separated from the V-shaped limiting slot, so that the stop plates can rotate around hinge pins, and at this time, the stop plates are close tothe stop plate conveyor belt to be folded through limiting by a limiting plate, thus, the stop plates basically do not occupy the arrangement space of the conveying device, and the conveying device has the practical value. The conveying device solves the problem that when the massive coal or ore is conveyed by the V-shaped conveyor belt with an included angle, stop plates cannot be arranged on theconveyor belt, so that the conveying efficiency of the conveyor belt is low and potential safety hazards exist.

The invention discloses a punching and shearing method of an assembly type heavy hydraulic punching and shearing machine with high punching and shearing precision, and belongs to the technical field of machining processing equipment. The punching and shearing machine includes a material pressing mechanism, a lower mould seat compressing mechanism, a back material blocking mechanism, and an oil cylinder fixing mechanism. Wherein a hydraulic oil cylinder in the oil cylinder fixing mechanism and a punching and shearing machine body are connected through a second fastening bolt, and the contact surfaces of the hydraulic oil cylinder and the machine body are inclined wedge surfaces matched in pairs. The side surface of the hydraulic oil cylinder is provided with a groove or a convex table, andcorrespondingly, the side surface of the machine body is provided with a convex table or a groove matched with the groove or the convex table. The convex table is a T-shaped convex table or a swallowtail shaped convex table. The groove is a T-shaped groove or a swallow tail shaped groove, wherein the size of the T-shaped groove or the swallow tail shaped groove is matched with the size of the convex table. According to the punching and shearing method, the using effect of the punching and shearing machine is improved; the improvement cost to an existing punching and shearing machine is low; and the economic efficiency is good.

The invention discloses a method for improving the conveying efficiency of massive ore or coal. The mined ore or coal is placed on a conveying surface at any position of a conveying belt, and the initially placed ore or coal is at least extruded on two rows of material baffles until the material baffles and the conveying surface of the conveying belt move synchronously; and then the ore or coal iscontinuously placed on the conveying surface of the bottom end part of the conveying belt to be conveyed, when the material baffles move synchronous with the conveying surface of the conveying belt,the material baffles are pulled on a conveying belt guide rail frame through a material baffle conveying belt to circularly operate, and when the material baffles move from the outer side of the conveying belt guide rail frame to the conveying belt on the inner side of the conveying belt guide rail frame, limiting columns below the material baffles slide into limiting grooves, through the joint limit of hinge points of the material baffles and the material baffle conveying belt and limit points of the limiting columns in the limiting grooves, the material baffles are unfolded on the conveyingbelt to play a material blocking role, so that the thickness of the ore or coal transported on the conveying surface of the conveying belt can be increased, and the transportation efficiency is further improved.

The invention discloses a hinged dumper container assembly, and loading and unloading methods thereof. The container assembly comprises a rear frame and a container, wherein the rear frame comprises a rear frame longitudinal beam assembly, a frame anti-torsion tube, a rear frame lifting seat, a lower hinge seat, a lower bolt seat and a hinge body bearing; the container comprises a bottom plate, a rear tilted plate, a left side plate, a right side plate and a front plate, a left longitudinal beam and a right longitudinal beam are arranged on the left side plate and the right side plate respectively, a left lifting support seat and a right lifting support seat bulging out of the left longitudinal beam and the right longitudinal beam are arranged on the left longitudinal beam and the right longitudinal beam respectively, and an upper hinge seat and an upper bolt seat are arranged at the bottom of the container. The loading method is as follows: returning the container, and loading materials in the container; the unloading method is as follows: turning the container by a lifting oil cylinder, and when the container is turned to a certain position, connecting the upper bolt seat with the lower bolt seat by a bolt; during the turnover process of the container, the materials are detached from the container. The container assembly, and the loading and unloading methods thereof disclosed by the invention are capable of improving the anti-torsion capacity of the frame, improving the bearing capacity and strength of the lifting support seat realizing location for the container, and improving the safety performance of loading and unloading.

The invention provides a leakage-proof structure used for a roller in an open mill, wherein the leakage-proof structure is simple in structure, can effectively avoid oil leakage during operation and is high in production efficiency. The leakage-proof structure includes a roller body. A bearing is fixed on one end of the roller body. A bearing base is fixed on the bearing and is provided with an oil filling pipe. The oil filling pipe is connected to an oil cup. A pressing cover is arranged at a gap at one side of the bearing and is installed onto the roller body. An external peripheral surface of the pressing cover is attached to an inner wall surface of the bearing base. An end cover is arranged on the roller body, wherein a step-shaped circular surface is formed internally on the end cover. The inner circular surface of the end cover is connected to the external periphery of a mounting end of the roller body through screw threads and is pressed against the outer side of the pressing cover. An outer circumference of the end cover is contact with a gap of the roller. A sealing cover is arranged on the roller body and is fixed to the other side of the bearing through screws. A contact end surface between the bearing base and an outer end of the sealing cover is a concavo-convex surface, wherein sealing rings are arranged in both the concavo-convex surface of the bearing base and the pressing cover combined with the roller.

The invention belongs to the technical field of zipper manufacturing, and particularly relates to a zipper tooth manufacturing device and method and a tooth arranging device. The zipper tooth manufacturing device comprises a sliding base, a cutting knife, a punching head and a stripping piece, wherein the cutting knife, the punching head and the stripping piece are arranged above the sliding base,a cutting plane is arranged on the upper side of the sliding base, the sliding base is internally provided with a wire rod channel, the front side of the sliding base is connected with a blanking die, a forming part is arranged on the blanking die, the wire rod channel is intermittently conveyed to the upper part of the cutting plane at a preset supply amount for each time, the sliding seat movesback and forth in a reciprocating mode, the cutter is in sliding contact with the cutting plane, a cutting edge is arranged at the front end of the cutting knife, the punching head is arranged abovethe cutting edge in a lifting mode, the stripping piece is arranged on the front side of the punching head in a lifting mode. According to the zipper tooth manufacturing device, when the device is used for cutting, the part of the wire rod protruding cutting plane enters the cutting edge along with the backward movement of the sliding seat, the material removing part is descended to the front sideof the wire rod in the cutting edge, the wire rod in the cutting edge is at least partially shielded, the wire rod is prevented from being thrown out instantly, the phenomenon that the wire is missing during subsequent tooth removal is avoided, the production efficiency is effectively improved, and the reworking rate is reduced.

The invention discloses a double-head angle iron hydraulic combined punching and shearing machine and a punching shear method thereof, and belongs to the technical field of machining equipment. The double-head angle iron hydraulic combined punching and shearing machine comprises a first operation area and a second operation area, the first operation area and the second operation area are mirror symmetrical with the central axis as the axis, wherein the second operation area comprises a knife plate matching mechanism, a knife plate in the knife plate matching mechanism is connected with an eccentric shaft, and a moving knife plate is matched with a static knife plate by rotating the eccentric shaft. The double-head angle iron hydraulic combined punching and shearing machine is a special machine for angle iron shearing, mainly solves the problem of shearing inconvenience caused by opposite direction of an angle steel cutting angle Moreover, the double-head angle iron hydraulic combined punching and shearing machine is improved concerning other defects of existing punching and shearing machine, the use effect of the punching and shearing machine is improved, and the economic benefit is good.

The invention provides a waste glass secondary recycling method. A cleaning mechanism, a rolling mechanism and a water tank are included, the rolling mechanism is installed on the cleaning mechanism and located over the cleaning mechanism, the water tank is installed on the cleaning mechanism, and the water tank is located under the cleaning mechanism; and the problems that before broken glass serves as a raw material to be put into production, recycled waste glass needs to be broken and cleaned, the danger of hurting people exists due to glass breaking and cleaning, and cleaning work consumesmanpower are solved.

The invention relates to a multifunctional agricultural material suspension speed test device, which comprises at least one group of testing units. Each testing unit comprises a collecting pipe, a rectifying pipe, a feeding pipe, a first steady flow straight pipe and a conical testing pipe which are sequentially connected from bottom to top; the first steady flow pipe is vertically provided with afirst test hole along the side surface of the pipe wall; a second test hole is vertically formed in the conical test tube along the side surface of the tube wall; the number of the first test holes and the number of the second test holes are both not less than 3, and it is guaranteed that at least one test hole is correspondingly formed in the top side, the middle and the bottom side of the pipewall; the caliber of the conical test tube is small at the lower part and large at the upper part; the top of the conical test tube is connected with a second steady-flow straight tube; the top of thesecond steady flow straight pipe is connected with a diffusion cover; and the first steady flow straight pipe, the conical test pipe and the second steady flow straight pipe are all transparent pipes. According to the multifunctional agricultural material suspension speed test device disclosed by the invention, various tests on materials can be realized; the test is visual and can be observed clearly, and test data can be collected and analyzed conveniently.