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60results about How to "Avoid collision interference" patented technology

Double-action multistage hydraulic oil cylinder with solid piston rod

The invention relate to a double-action multistage hydraulic oil cylinder with a solid piston rod. The hydraulic oil cylinder comprises a first-stage cylinder sleeve, pistons, the piston rod and a plurality of stages of inner cylinder sleeves including a tail-stage cylinder sleeve. The piston rod is arranged in the tail-stage cylinder sleeve and is a solid rod. An oil feeding hole is arranged at the bottom end of the first-stage cylinder sleeve, and an oil discharging hole is arranged at the other end. A piston is fixed outside one end of each stage of inner cylinder sleeve close to the oil feeding hole, each stage of inner cylinder sleeve is provided with an oil guide hole which is a through hole communicating the inside and the outside of the inner cylinder sleeve, two outlets are located on the same side of the pistons and arranged , the outlet on the outer wall is close to the pistons, and the outlet arranged on the inner wall is arranged at the end far away from the piston. An oil pipe of the oil cylinder is not stretched, shortened or bended with reciprocating movement of the tail-stage piston rod, so that the oil cylinder prevents the oil pipe from being collided and interfered with the tail-stage piston rod in reciprocating movement and being abraded. The piston rod is of a solid structure, and is better in rigidity, low in processing cost and compact in radial size.
Owner:沈姝君

Shaft frame of aluminum alloy sightseeing elevator

PendingCN109098394APrevent random disassembly and movementAvoid Collision InterferenceVertical ductsEngineeringPerpendicular direction
The invention discloses a shaft frame of an aluminum alloy sightseeing elevator. The shaft frame comprises vertical posts positioned at the rectangular corners and crosspieces connected between the corresponding vertical posts. The shaft frame is characterized in that every vertical post comprises a hollow main pipe, mounting wings are arranged in two mutually perpendicular directions by taking the hollow main pipe as a benchmark, every crosspiece are connected on one side of the corresponding mounting wing, a glass bezel is formed in every mounting wing on the outer side of the correspondingcrosspiece, a T-shaped slide groove is formed in the inner side of every mounting wing and is positioned in a cable holding space consisting of one side edge of the mounting wing and a vertical edge of the corresponding hollow main pipe, a cover plate is arranged on an opening of the cable holding space, the crosspieces are connected with the connecting plates arranged in the cable holding spaces,shaft cables are arranged in the cable holding spaces, and exterior decorating glass is assembled through the glass bezels. The shaft frame of the aluminum alloy sightseeing elevator has the advantages that mounting can be carried out inside and outside the shaft frame, all fixing parts and the cables are hidden in the holding spaces, and the exterior decorating glass is safe to assemble and elegant in appearance.
Owner:浙江安家快速电梯有限公司

Cabbage weighing device used for cabbage harvester

The invention discloses a cabbage weighing device used for a cabbage harvester. The weighing device is installed at the tail part of a power chassis of the cabbage harvester and located at the behind of a leaf peeling device, and the weighing device comprises a system table frame, a conveying assembly, a weighing platform, a weighing module and the like. The system table frame is located at an outlet of the leaf peeling device, and the system table frame is a physical support of the weighing device; the conveying assembly is a conveyer belt-type structure with push boards, and the conveying assembly conveys cabbages to enter and leave the weighing platform one by one; the weighing platform is located between the system table frame and the conveying assembly, and the weighing platform is a load bearing supporting platform of the cabbages in the weighing zone; and the weighing module is installed on the system table frame, and the weighing module collects cabbage mass data in real time. According to the invention, the conveyer belt-type guiding mechanism and the combined-type weighing platform are adopted, the mechanical structure is simple and the design is ingenious, one-by-one conveying, weighing and collecting of the cabbages can be completed, and cabbage weighing on the cabbage harvester is realized.
Owner:ZHEJIANG UNIV

Machining device for large-caliber optic free curved surface

The invention discloses a machining device for the large-caliber optic free curved surface. The machining device comprises a machining unit, an optic free curved surface supporting unit and an optic free curved surface clamping unit. The machining unit comprises a machining cutter and a drive mechanism for providing a machining path for the machining cutter. The drive mechanism comprises an X-direction drive mechanism and a Y-direction drive mechanism. The optic free curved surface supporting unit comprises a 3HUS+PU parallel mechanism, a moving platform connected to the upper end of the 3HUS+PU parallel mechanism and three sets of linear modules. The parallel mechanism drives the moving platform to move in the vertical direction to machine the curved surface, then the parallel mechanism rotates around the X-axis direction and the Y-axis direction, and then the posture of the free curved surface to be machined can be further adjusted. While the machining precision is ensured, the machining angle of the free curved surface can be increased. The machining device is high in overall equipment rigidity, small in accumulative error, high in machining precision and large in machining range, the optic free curved surface with the high complex degree can be machined, control is easy, and the machining efficiency is improved effectively.
Owner:SHANDONG ZHONGHENG OPTOELECTRONIC TECH CO LTD

Method, system, terminal and medium for generating ship calibration pipe model based on laser scanning

The invention provides a method, a system, a terminal and a medium for generating a ship calibration pipe model based on laser scanning. The invention utilizes laser scanning to measure accurately andimproves measurement accuracy and efficiency. The present calibration tube is created based on the on-site physical model, and the primary forming rate of the present calibration tube is high, and the waste reflection rate is reduced; the connectors at the end of the pipe section are clear, the flange angle can be defined accurately by the current calibration pipe, and the pipe section can be installed directly on the berth after the design and processing is completed, which greatly simplifies the design and production process of the current calibration pipe and shortens the construction period. One measurement can create multiple calibration tube, greatly improve the efficiency of the design of the current calibration tube; the present calibration tube is modeled with reference to the real object background model, avoiding collision interference, improving the design accuracy and ensuring the manufacturability of the model; Incorporating the current school management into the designdata management system to manage it.
Owner:JIANGNAN SHIPYARD GRP CO LTD

Braided rope provided with multiple hole rings

A braided rope provided with multiple hole rings comprises a rope body and hole ring parts, wherein each hole ring part comprises a hole ring and a hole ring rope connected therewith, and a hole ringfastening layer is arranged on each hole ring rope; the multiple hole ring parts are arranged at intervals, the hole ring ropes are fixedly connected with the rope body, and a rope fastening layer isarranged on each fixed connection part; and each hole ring part comprises a first hole ring portion arranged at the tail end of the rope body and a second hole ring portion arranged in the middle section of the rope body, and every two directly adjacent second hole ring portions are arranged on different side faces of the rope body. According to the braided rope, the multiple hole ring parts are arranged at intervals on the rope body, so that a plurality of devices can be conveniently pulled or hoisted at the same time, and the operation efficiency is effectively improved; and since reasonablespacing distances are arranged between the hole ring parts, mutual collision interference between the devices can be effectively prevented, the hole ring parts are arranged at intervals on differentside faces of the rope body around the circumference thereof, mutual interference between the devices can further be effectively prevented, and the braided rope has good and wide application prospectsin the related fields of pulling, hoisting and the like.
Owner:SHANDONG ROPE TECH CO LTD

Series-parallel robot for linkage spraying of large surface structure

The invention discloses a series-parallel robot for linkage spraying of a large surface structure. The series-parallel robot comprises an air three-degree-of-freedom moving mechanism and a spraying mechanical arm, the air three-degree-of-freedom moving mechanism comprises an X-direction moving mechanism, a Y-direction moving mechanism and a Z-direction moving mechanism, the two ends of an X-direction moving truss of the X-direction moving mechanism move on X-direction guiding sliding rails in a guiding mode, the X-direction guiding sliding rails are fixedly connected with a workshop steel structure, the Y-direction moving mechanism is installed on the X-direction moving truss in a guiding mode through a guiding assembly at the upper end of a Y-direction moving frame, a Z-direction moving mechanical arm platform of the Z-direction moving mechanism is installed on the Y-direction moving frame in a guiding mode, a base of the spraying mechanical arm is installed on the Z-direction moving mechanical arm platform of the air three-degree-of-freedom moving mechanism, and the air three-degree-of-freedom moving mechanism drives the spraying mechanical arm to achieve translational motion in three directions in the space. The paint spraying device has the advantages of high paint spraying efficiency, uniformity in paint spraying, large movement space, accuracy in positioning, stable gravity center, small shaking, capability of effectively avoiding long-term injury of paint to human bodies and the like.
Owner:HEFEI UNIV OF TECH

Continuous pin insertion machine for dipolar plug

The invention relates to a continuous pin insertion machine for a dipolar plug. A frame is provided with a feeding groove and a feeding device, wherein an upper portion of the feeding groove is provided with a pin insertion mechanism and a carrier belt pin conveying device which are mutually matched, the carrier belt pin conveying device comprises a carrier belt pin conveying seat arranged on theframe, the carrier belt pin conveying seat is provided with a carrier belt pin conveying guiding cylinder and a carrier belt pin conveying groove, the carrier belt pin conveying groove is internally further provided with a carrier belt feeding sliding groove, the middle portion of the carrier belt pin conveying groove is matched with a carrier belt feeding ratchet, the carrier belt feeding ratchetis connected with a carrier belt feeding motor, the carrier belt pin conveying groove is provided with a pin insertion groove at an upper portion of the feeding groove, and the pin insertion groove is matched with a pin insertion block of the pin insertion mechanism. The continuous pin insertion machine is advantaged in that the carrier belt pin conveying device is employed to realize vertical conveying of carrier belts, vertical conveying of the insertion pins can be further realized, the carrier belt pin conveying device is matched with a material casing feeding device and the pin insertionmechanism, continuous pin insertion can be realized, work efficiency is improved, compared with a manipulator for pin insertion, the error rate is substantially reduced, and pin insertion accuracy isimproved.
Owner:新沂市邵店众创工贸发展有限公司

Dipolar plug continuous pin inserting device capable of detecting

The invention relates to a dipolar plug continuous pin inserting device capable of detecting. A feeding groove and a feeding device are arranged on a rack; a pin inserting mechanism and a carrier tapepin feeding device which are matched with each other are arranged above the feeding groove; the carrier tape pin feeding device comprises a carrier tape pin feeding seat arranged on the rack; a carrier tape pin feeding guide cylinder and a carrier tape pin feeding groove are arranged on the carrier tape pin feeding seat; a carrier tape feeding sliding groove is further formed in the carrier tapepin feeding groove, a carrier tape feeding ratchet wheel is arranged in the middle of the carrier tape pin feeding groove in a matched mode, the carrier tape feeding ratchet wheel is connected with acarrier tape feeding motor, a pin slot is formed in the portion, located over the feeding groove, of the carrier tape pin feeding groove, and the pin slot is matched with the pin inserting block of the pin inserting mechanism; vertical conveying of the carrier tape is achieved through the carrier tape pin feeding device, then vertical conveying of the contact pins can be achieved, continuous contact pins can be achieved through cooperation with the material shell feeding device and the contact pin mechanism, the working efficiency is improved, and compared with mechanical hand pin placement, the error rate is greatly reduced, and the precision of the contact pins is improved.
Owner:DEZHOU LINGCHENG POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO

Double-sided milling-machine cutter-fixing device

The invention discloses a double-sided milling-machine cutter-fixing device, which comprises a square ram, wherein a cutter-fixing rod which can extend and shrink along the horizontal direction of the ram is arranged in the square ram; a milling cutter is arranged on the cutter-fixing rod; and the outer end of the square ram is provided with a buffering boss. In the double-sided milling-machine cutter-fixing device, when a circular arc at the root of a roll shaft neck is milled by a double-sided milling machine and the shaft neck of a machined roll is longer, milling is carried out according to a normal machining mode; and when the shaft neck of the machined roll is shorter, after the roll is clamped by a double-sided milling-machine clamp, the cutter-fixing rod in the square ram can extend out in the milling process, so that the occurrence of the collision and the interference of the horizontal moving direction of the square ram and the outer side of the clamp is avoided, and the machining can be normally finished. The double-sided milling-machine cutter-fixing device disclosed by the invention has a simple structure and is convenient to use, so that various rolls can be machined by the double-sided milling machine, and the machining range of the double-sided milling machine is enlarged.
Owner:SUZHOU MAIDER MACHINERY

Three-piece type through channel top plate device

The invention belongs to the technical field of rail transit equipment, and particularly relates to a three-piece type through channel top plate device, wherein a main structure of the device comprises a middle top plate, a left protective plate, a right protective plate and a connecting rod mechanism. Compared to the prior art, the device is characterized in that: 1, a protective plate panel of an upper top plate is widened, and flanges are added at positions close to two ends and the middle; and 2, the middle position area of the protective plate panel of the lower top plate is widened; the lap joint amount of the protection plate panel and the middle top plate is increased, the separation and falling prevention performance of the upper top plate, the lower top plate and the middle top plate in the operation process is improved, extrusion, contact, collision and interference of the upper top plate and the lower top plate are avoided through the flanges, and the upper top plate and the lower top plate can be in smooth transition lap joint; and the three-piece type through channel top plate device is simple in structure, collision interference and stretching falling of the upper top plate and the lower top plate are avoided, the reliability of the top plate device is improved, and the applicability of the top plate device is expanded.
Owner:欧特美交通科技股份有限公司

Laser machining small hole device based on scanning galvanometer

The invention relates to a laser processing small hole device based on a scanning galvanometer. Including: a first 45° mirror, a two-dimensional scanning galvanometer unit, a focusing objective lens, a coaxial auxiliary air blowing mechanism and a base; the two-dimensional scanning galvanometer unit, the focusing objective lens, and the coaxial auxiliary air blowing The mechanism is separately installed on the base from top to bottom, and the focusing objective lens and the coaxial auxiliary blowing mechanism move freely in the up and down direction; the two-dimensional scanning galvanometer unit and the first 45 °Reflector is used to adjust the output direction of the laser light to be vertically incident on the center of the focusing objective lens; the coaxial auxiliary air blowing mechanism includes a nozzle seat and a nozzle arranged at the lower end of the nozzle seat, and the nozzle is horizontal The direction is free to move. The device of the invention improves the efficiency of processing small holes with larger depths through the effective adjustment of the laser defocusing position, the axial precision of the small holes is higher, and is conducive to the miniaturization of the size of the coaxial blowing nozzle at the front end of the processing device.
Owner:AVIC BEIJING AERONAUTICAL MFG TECH RES INST

Folding clothes hanger

The invention discloses a folding clothes hanger comprising a hanger body, a hanger arm, a hanger hook, and a suspension hook. The hanger body is provided with first receiving groove, a second receiving groove and a third receiving groove staggered from each other and arranged at intervals. A first rotating shaft is arranged on the inner wall of the first receiving groove, while a second rotating shaft on the inner wall of the second receiving groove and a third rotating shaft on the inner wall of the third receiving groove. The hanger arm can be received in the first receiving groove and is flush with the opening of the first receiving groove. The hanger hook can be received in the second receiving groove and is flush with the opening of the second receiving groove. The suspension hook is rotatably arranged on the third rotating shaft and can be received in the third receiving groove and is flush with the opening of the third receiving groove. Thus, it can be achieved that the hanger body, the hanger arm, the hanger hook and the like are completely closed up, and thus, the hanger arm, the hanger hook and the like can be well hidden in the hanger body; as a result, the size of the folding clothes hanger can be reduced to an utmost extent to avoid occupation of excessive space, and the entire folding clothes hanger can be provided with a better appearance with menaced use experience.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD +1

Crawler crane rotation protective device resistant to wind and waves and capable of achieving limited region automatic circulation

The invention relates to a crawler crane rotation protective device resistant to wind and waves and capable of achieving limited region automatic circulation. The crawler crane rotation protective device comprises two first electromagnetic reversing valves which are arranged on two main oil ways of hydraulic motors and a connection pipeline of a main reversing valve, a hydraulic oil tank connected with the two main oil ways of the hydraulic motors, two first safety valves which are arranged on the two main oil ways of the hydraulic motors and a connection pipeline of the hydraulic oil tank, a damping unit which is used for connecting the two main oil ways of the hydraulic motors to be connected together so that impact and shaking energy can be reduced and absorbed, two pressure sensors arranged on the two main oil ways of the hydraulic motors correspondingly, a rotation brake in the normally open state, and a controller, wherein the controller is used for controlling the damping unit to distribute high damping and low damping of the main oil ways of the hydraulic motors, then, the damping difference is formed between the two main oil ways, and the upper portion of a crane is subjected to differential damping rotation, or alternatively subjected to free damping rotation and differential damping rotation.
Owner:CHINA FIRST METALLURGICAL GROUP

Environment-friendly, energy-saving and efficient annular sintering machine trolley

The invention discloses an environment-friendly, energy-saving and efficient annular sintering machine trolley, which comprises auxiliary beams and a main beam, wherein the auxiliary beams are arranged at intervals from inside to outside, and the main beam is connected among the auxiliary beams. Each auxiliary beam is a vertical arc-shaped bent plate extending longitudinally, the innermost auxiliary beam and the outermost auxiliary beam are both provided with trolley shaft holes, the edge of the rear end of each auxiliary beam is provided with a first slope, the bottom end of each first slope inclines forwards, the top edge of the front end of each auxiliary is provided with a second slope, the bottom end of each second slope also inclines forwards, and the edge of the front end of each auxiliary beam on the lower side of the corresponding second slope is provided with a vertical side or a slope with the bottom end inclining backwards. The environment-friendly, energy-saving and efficient annular sintering machine trolley has the advantages that material blockage in overturn discharging of the trolley can be avoided, materials can be discharged completely, and the front ends and the rear ends of two adjacent trolleys are completely free of interferences.
Owner:陕西鼎力冶金机械传动有限公司
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