16 results about "Cross shear" patented technology

The application discloses a kind of contact network maintenance vehicle's deicing equipment, including installation on contact network maintenance vehicle's cross shear type lifting frame, on the cross shear type lifting frame is connected with double-roller type deicing mechanism by multiple-stage oil cylinder, rotating type knocking mechanism and pair of wheel rolling mechanism are respectively arranged at the front and rear ends of the double-roller type deicing mechanism, the rotating type knocking mechanism, double-roller type deicing mechanism and pair of wheel rolling mechanism are sequentially arranged along the advancing direction of contact network maintenance vehicle, and the wire of contact network sequentially passes through rotating type knocking mechanism, double-roller type deicing mechanism and pair of wheel rolling mechanism.The ice layer or ice cone on the wire of contact network can be completely removed by the application, which reduces the labor intensity, improves the cleaning efficiency, and ensures good contact between the wire and the pantograph slide plate.The application is suitable for the technical field of ice layer or ice cone removal on the wire in railway contact network.

The utility model relates to a weighing structure used for an aerial work platform, comprising a rotation angle sensor, a sensor installing plate and an adapter block, the sensor installing plate is provided with an installing hole for installing the adapter block, the adapter block is connected between the rotation angle sensor and a scissor shaft, and the rotation angle sensor is linked with the scissor shaft. The shear fork shaft is connected between the crossed shear forks, and when the shear forks are lifted, the shear fork shaft and the shear forks rotate relatively and drive the rotation angle sensor to rotate. The weighing structure is ingenious, the load of the platform is detected through the rotation angle of the rotation angle sensor and the current value, the detection precision is high, the probability that the aerial work platform is overturned due to the fact that the load is too heavy can be effectively reduced, and therefore the personal safety of workers is effectively guaranteed. The scissor type aerial work platform also has the advantages of being high in detection precision and capable of effectively reducing the probability that the aerial work platform overloads to cause the phenomena of tipping and the like.

The invention relates to the technical field of drilling devices, in particular to a linear guide rail machining drilling device which comprises a bidirectional sliding module, a fixing assembly, a linkage clamping assembly, a supporting assembly, a limiting assembly, a drilling machine, a bearing box assembly and a conveying assembly. The linkage clamping assembly converts linear driving of the bidirectional sliding module into opposite movement of two clamping blocks through mechanical linkage of a sliding block, a pin shaft and a crossed shear fork plate, self-adaptive and lossless clamping of the linear guide rail with the special-shaped section is achieved, and the limiting assembly achieves clamping of the linear guide rail with the special-shaped section through the synergistic effect of a spring and an adjustable cushion block. Flexible buffering and precise limiting of the drilling depth are achieved, the conveying assembly is matched with the bearing box assembly, automatic feeding, positioning and discharging of workpieces are completed, a bearing box can collect cooling liquid and cuttings in a centralized mode, and through modular collaborative design, the drilling machine has the advantages of being stable and reliable in clamping, high in machining precision and good in automation continuity; and the surface of a workpiece can be effectively protected, labor intensity is reduced, the working environment is improved, and practicability and economical efficiency are outstanding.

The invention provides a grabbing device and an operation machine, and relates to the technical field of engineering machines. The grabbing device comprises a rotating assembly. The grabbing arm assembly comprises a support body, at least two shearing arms and at least two clamping plates, the support body is connected with the rotating assembly, the two shearing arms are rotationally arranged on the support body and are arranged in a crossed mode, and the two clamping plates are correspondingly hinged to the ends, facing an object to be clamped, of the two shearing arms correspondingly. The two clamping plates are configured to keep an opening angle under the action of gravity; the two scissor arms are configured to be close to or far away from each other so that the two clamping plates can be close to or far away from each other. Therefore, self-locking is achieved through the crossed shear arms, stable grabbing can be achieved without continuous large driving force, the clamping plates keep the opening angle under the gravity effect, the to-be-clamped object is evenly stressed, and damage is avoided.

The invention relates to a waste textile particle gathering and recycling method based on spectral recognition and multistage impurity removal, and belongs to the technical field of waste resource recycling and automatic control crossing. The method comprises the steps that infrared spectrum is used for detecting materials, and a photoelectric sorting machine is combined to achieve accurate sorting of the materials; adopting an orthogonal two-stage cutting method to process the qualified materials into square blocks with uniform sizes; metal and zipper button impurities are separated based on the electromagnetic induction and image recognition technology; a cross shearing system is used for fine crushing treatment, and the purity of flocculent materials is improved through an airflow classification method; and finally, a particle material is generated through a particle gathering and forming integrated mechanism, and automatic and efficient recycling of the waste textiles is achieved.

The invention discloses a device and method for preparing a metal composite structure with a periodic heterogeneous interface through laser synergistic rolling, and belongs to the technical field of metal machining. The device mainly comprises an uncoiler, a laser, a rolling mill and a cross shear. The uncoiling machine flattens the two metal strips and the metal net, the two metal strips are vertically arranged in a staggered mode, a lap joint area exists, and the metal net is located at the lap joint position of the middle interface of the upper metal strip and the lower metal strip. The interface position of a metal lap joint area is in close contact under prepressing of a rolling mill, then the upper surface of the metal strip is irradiated with laser, the interface of the lap joint area is slightly melted through heat conduction, and then rolling pressure is applied. The rolling pressure promotes metallurgical bonding of an interface on one hand and reduces residual stress caused by laser on the other hand. According to the method, the laser and rolling technologies are cooperatively utilized, so that a periodic heterogeneous interface is formed on the interface of the dissimilar metal lap joint, the characteristics of metallurgical bonding and mechanical interlocking are achieved, and laser-induced residual stress is counteracted through rolling.

The invention relates to the technical field of shaving board production, and discloses a stirring paddle for inorganic shaving board production. The radial connecting rod is fixedly connected with the stirring rotating shaft; the inner ring of the inner side helical ribbon paddle spirally surrounds and is fixedly connected to the outer peripheral surface of the stirring rotating shaft; the outer side helical ribbon paddle is arranged on the outer side of the inner side helical ribbon paddle; and the middle helical ribbon paddle is arranged between the inner side helical ribbon paddle and the outer side helical ribbon paddle. According to the structure, a closed three-dimensional symmetrical structure is formed through mutual welding, the strength and rigidity of the stirring mechanism are improved, the working stability of the stirring mechanism is guaranteed, and then the stirring and mixing effect and efficiency are improved; meanwhile, due to the design, the raw materials are subjected to triple acting force of bidirectional circulating axial force, internal and external exchange radial force and cross shearing force in the stirring bin, so that a three-dimensional flowing path is formed, and full and uniform rapid mixing without dead angles is realized. The invention further discloses a mixing and stirring device for inorganic shaving board production.

The utility model relates to PVC leather production technical field, and disclose a kind of PVC leather production mixing equipment, including chassis, the top of chassis is provided with stirring mechanism, the both ends of chassis are fixedly connected with limiting mechanism, the stirring mechanism includes support, the front of support is fixedly connected with two limit rings, the inside rotation of two limit rings is connected with same stirring drum, the top of support is fixedly connected with servo motor, the output of servo motor is fixedly connected with stirring shaft, the bottom of stirring shaft is through support and extends to stirring drum inside, this PVC leather production mixing equipment, first stirring rod on stirring shaft and second stirring rod of stirring drum inner wall are cross set, and stirring drum and stirring shaft can reverse rotation, form cross shear flow field, material is fully contacted in bidirectional movement, so that material can be fully mixed in stirring process, compared with traditional equipment, greatly improve stirring effect, help to improve the production quality of PVC leather.

The application relates to the technical field of pile foundation construction, and discloses a construction method for improving the bearing capacity and durability of hard stratum stirring pile planting, which comprises the following steps: driving a first group of drill rods to drive a soil breaking drill bit to drill into the stratum and synchronously inject a fluid for cooling, lifting upward after reaching the elevation, and injecting cement slurry, solidifying agent slurry or water into the hole in the drilling lifting stage; using a second group of drill rods to drive a multidirectional stirring drill bit to drill downward and synchronously inject grouting, and carrying out multidimensional cross shearing and mixed mixing of the in-situ broken rock-soil body and the slurry in the hole; controlling the multidirectional stirring drill bit to rotate reversely and lift to separate from the hole position, and carrying out grouting or stopping grouting in the lifting stage; and planting a prefabricated pile into the elevation position before the mixed medium in the hole is initially cured. The application adopts the in-situ soil breaking and non-discharge combined internal and external pipe staggered blade reverse stirring process, overcomes the phenomenon that the cutting resistance of the hard stratum is too large and the mud ball at the bottom of the hole is stuck, realizes uniform forced mixing of the medium in the hole, reduces the pile planting penetration resistance, and improves the overall bearing performance of the composite pile.

The present application relates to a kind of based on spectrum identification and multistage impurity removal waste and old textile polygranular recovery method, belong to waste and old resource recycling and automation control cross technical field.Wherein, the method includes: using infrared spectrum detection material quality combines photoelectric sorting machine to realize material quality accurate sorting;Adopt orthogonal double-stage cutting method to process qualified material into the square block material of uniform size;Based on electromagnetic induction and image recognition technology separates metal and zipper button impurities;Utilize cross shear system to carry out fine crushing, and improve flocculent material purity by airflow classification method;Finally, granular material is generated by polygranular forming integrated mechanism, realizes waste and old textile automation efficient recovery.

The utility model belongs to the field of elevating operation platform especially, a kind of self-locking anti-falling elevating operation platform, to the falling risk problem caused by adventurous behavior (such as exploring body, leaning) or environmental factors (such as inclination, strong wind) of personnel in complex working conditions of existing traditional platform, present and propose the following scheme, it includes concave seat, platform body, driver and safety mechanism.Safety mechanism adopts the sliding limit design of H type moving block and connecting frame, cooperate high-strength connecting rope (steel wire rope / iron chain), when personnel falls, pull distance, form physical hover;Waistband and leg fixed band pass through female buckle-male buckle quick coupling, construct the three-point fixed structure of waist-thigh-inner side of leg, make falling impact force evenly distribute in pelvic and femur, avoid soft tissue injury.Driver adopts cross shear type lifting structure, ensure that platform body stably lifts through the rolling cooperation of guide wheel and guide slot.Door body sets up the double locking mechanism of T type bolt and insert ring, prevent misopening.

The utility model relates to the technical field of milling cutter machining, and particularly discloses a feeding device for milling cutter machining, which comprises a workbench, machining equipment arranged on the upper end face of the workbench, and a feeding mechanism arranged on the upper end face of the workbench, and comprises a rotating plate rotationally connected to the upper end face of the workbench, two symmetrically-distributed fixing mechanisms are arranged on the upper end face of a rotating plate, a first electric telescopic rod is matched with a moving plate to drive two mounting blocks to move, the two mounting blocks are matched with a cross shear frame to drive two clamping blocks to move in the opposite directions, the two clamping blocks abut against the outer wall of a to-be-machined milling cutter, and then the to-be-machined milling cutter is clamped and fixed. According to the feeding device, to-be-machined milling cutters of different thickness specifications can be limited through the two clamping blocks which move relatively, the application range is wide, through the rotating plate which rotates back and forth, twisting and winding of a connecting line of the two first electric telescopic rods in the feeding device can be avoided, and the situation that normal operation of the feeding device is affected due to the fact that the connecting line is broken is prevented.

The utility model discloses a kind of waste treatment devices for animal experiment, it is related to the field of animal experiment technology, including shell, the upper portion of the shell is fixedly connected with support, the upper portion of the shell is fixedly connected with motor, the output of the motor is fixedly connected with first driving bevel gear, the inside rotation of the support is connected with first rotating shaft, the inside rotation of the support is connected with second rotating sleeve, the upper end of the first rotating shaft is fixedly connected with first driven bevel gear, the surface of the first driven bevel gear is engaged with first driving bevel gear.The utility model passes through the first blade and second blade of bidirectional rotation, so that waste temporarily stores immediately broken and reduce waste volume, reduce processing step, and adopt double-blade bidirectional crushing, can form cross shear and bidirectional tearing force, so that bone and muscle with sinew can be cut off more easily, so that stirring is more efficient.

The utility model belongs to the field of medical technical instruments, and particularly discloses a lying type measuring device for the child protection department, which comprises a base, the base is in sliding connection with an adjusting seat, the adjusting seat drives a supporting plate to lift through a cross shear type lifting mechanism and a gear transmission mechanism to realize stepless height adjustment, and a pressure sensor and an air bag buffer cushion are arranged on the surface of the supporting plate. Adjustable baffles are assembled on the periphery, lifting grooves are formed in the front baffle and the rear baffle, a built-in lifting rod is in linkage with an integrated sensor and a datum plate through a sliding rod, a measurement path is dynamically calibrated through a laser receiver and an integrated strain sensor, and errors caused by the fact that the body of an infant shields the laser path are avoided. According to the device, the measurement plane is always in the optimal horizontal position through the cooperation of a shear type lifting mechanism and a lifting rod dual adjusting mechanism, non-contact sensing and mechanical self-adaptive adjustment are combined, the measurement efficiency and precision are improved while body pressure is reduced, and the device is suitable for rapid detection of multiple parameters such as the height, the weight, the head circumference and the chest circumference of an infant.

The invention relates to the technical field of lithium carbonate grinding equipment, in particular to efficient grinding equipment for battery-grade lithium carbonate production, which comprises a base and a support frame, a bottom plate is mounted in the base and is in an incomplete spherical shape, an outer cylinder is mounted on the base, an inner cylinder is arranged in the outer cylinder, and a gap is reserved between the inner cylinder and the bottom plate; the outer cylinder and the inner cylinder are connected through I-shaped steel, a grinding ring is rotationally arranged in the inner cylinder, an auxiliary mechanism in the equipment drives a grinding wheel to rotate reversely while revolution, high-strength cross shearing force is formed in a grinding groove, the breakage rate of lithium carbonate particles in a bidirectional force field is greatly increased, and the final finished product quality is higher; and the grinding wheel which rotates in the reverse direction relative to the revolution direction is used for grinding lithium carbonate particles, so that the distance of pushing the lithium carbonate particles is greatly reduced, the grinding time of the lithium carbonate particles is greatly shortened, the operation time of equipment is reduced, and more materials can be treated in unit time.

The utility model discloses a razor movable cutter controllable adjusting device, include: the cutter head is equipped with the cutter net support, and the cutter net support is equipped with the fixed bolster, the fixed bolster upper end is connected movable cutter component, and the movable cutter component top end is in abutment with the cutter net, forms the cross shear, the cutter net lower extreme is connected the cutter net support, its characterized in that, the fixed bolster is equipped with the hole, just aligns the top end of the fixed bolster and is equipped with the spring piece, and the hole is equipped with the control screw that cooperates with it, adjusts the spring piece through external force to realize the control movable cutter. Adopt the above design, when razor movable cutter and cutter net do not abut, influence shaving, utilize the cooperation of external tool and control screw, can move the spring piece upwards to a little bit, and the spring piece top end is moved upwards a little bit, forces movable cutter top end surface and cutter net abut, and the structure is simple and has high stability, can reduce the load, and make the shearing effect better, to meet the use demand of user.