174results about How to "Won't pinch" patented technology

The invention discloses a normal loading device of a fretting fatigue test system. The device adopts the scheme that a base is fixed on the table board of a tension torsion multi-axial fatigue tester through a thread; two transverse guide rails are fixed on the base; a nut of a lead screw is mounted at the right end of the base; a screw of the lead screw is connected with a right baffle plate of a clamping mechanism; the clamping mechanism is characterized in that a sliding block on the bottom surface of a bottom plate is matched with the guide rails on the base; a left baffle plate and a right baffle plate connected through four guide rods are fixed at the left and right ends of the bottom plate; a pressure sensor which is opposite to a pressure head of the right baffle plate is mounted in a groove on the right side of a right chuck; a right inching pad is arranged in an arc-shaped groove of the right chuck; an air cylinder is fixed on the left side of the left baffle plate; a piston rod of the air cylinder penetrates through the left baffle plate to be connected with a buffer block; the right side surface of the buffer block is opposite to the left side surface of a movement plate; the right side of the movement plate is connected with a left chuck through a three-dimensional sensor; a left inching pad is arranged in an arc-shaped groove of the left chuck. The normal load loaded by the test deice can preferably keep constant and the test result is more correct and reliable.

The invention discloses a mobile warehousing robot mechanical arm. The mobile warehousing robot mechanical arm comprises an object grabbing portion and a fixed arm. The object grabbing portion comprises an installation pipe vertically welded to the fixed arm, the top of the installation pipe is fixedly provided with an electric cylinder, one side of the installation pipe is fixedly provided with aU-shaped fixing rod, and the end, away from the installation pipe, of the U-shaped fixing rod is fixedly provided with an installation plate located below the installation pipe. The installation plate is fixedly provided with a guide plate in an embedded manner, the bottom end of the guide pipe is fixedly provided with a sucking cup, and the inner side of the guide pipe is slidably connected witha piston in a sleeved manner. Through the electric cylinder, a pull rod, the piston, a fixing disc and the sucking disc, an object can be adsorbed under the sucking disc through the atmospheric pressure for secondary fixing, therefore the object is clamped quite firmly, and falling of the object is avoided; and primary fixing and secondary fixing can both be completed through drive of one electric cylinder, therefore the number of drive equipment is reduced to a certain degree, the installation cost is saved, and the mobile warehousing robot mechanical arm is quite suitable for being appliedand popularized.

The present invention provides an automobile/robot foot structure. The foot structure comprises wheels, a foot assembly and a foot connecting assembly. The foot assembly comprises one group of power drive mechanism. The wheels are arranged outside the foot assembly, and are in drive connection with the power drive mechanism. The wheels can be driven by the power drive mechanism to rotate upward to positions higher than the foot bottom, and the transformation from an automobile to a robot is realized. Otherwise, the wheels can be driven by the power drive mechanism to rotate downward to positions lower than the foot bottom, and the transformation from the robot to the automobile is realized. The foot connecting assembly is covered on the foot assembly, and is in drive connection with the power drive mechanism. The foot connecting assembly can be driven by the power drive mechanism to rotate upward to a vertical position for realizing the transformation from the automobile to the robot. Otherwise, the foot connecting assembly can be driven by the power drive mechanism to rotate downward to a horizontal position for realizing the transformation from the robot to the automobile. Only one motor is arranged in each foot structure, and the wheels and the foot connecting assembly can be simultaneously driven by the motors to rotate. The present invention has the advantages of simple and compact structure, accurate action and stable properties.

The control sub system includes following parts: vehicle bus; several single chip systems corresponding to each carriage connected to vehicle bus; each single chip system connected to display device corresponding to each carriage; input unit in use for inputting control signal for corresponding carriage; each single chip connected to motor-driven door drive, which is connected to electromotor of controlling open and close of carriage door. Through communication module, vehicle bus carries out information exchange with each single chip system respectively. Comparing with prior art, the invention solves issues of high price of equipment, high operating cost, unstable signal transmission, and longer time delay. Advantages of the control sub system are: reasonable design, easy of implementation, stable signal transmission and safety.

The present invention relates to the field of illuminating lamp production and discloses an LED lamp production device. The device comprises a frame, a gas pipe, and a sintering mouth. The frame is provided with a rotating disk which is provided with a plurality of wick seats. The device also comprises a cylinder which is connected to a manipulator which comprises a clamping arm frame, a first clamp finger, a second clamp finger, and a splayed sliding block. The clamping arm frame is provided with a through hole. A piston rod goes through the through hole in a sliding way. One end of the piston rod is connected to a cylinder, and the other end of the piston rod is connected to the splayed sliding block. The first clamp finger and the second clamp finger are hinged to two ends of the clamping arm frame. A water belt is connected between the first clamp finger and the second clamp finger. The water belt is connected to the inner sides of the first clamp finger and the second clamp finger. The top end of the water belt is provided with a water inlet pipe which is connected to a constant pressure water supply device. Two sides of the water belt are connected to a water-spraying pipe which goes through the clamp fingers to be connected to a first valve. Compared with the prior art, the splash of high temperature residue to a lamp cover to cause lamp cover burst can be prevented.

The invention discloses a leech fry breeding method and relates to the technical field of leech breeding. The leech fry breeding method comprises the following steps: arranging a breeding pond, putting breeding water nutrients into the breeding pond, putting leech fries into the breeding pond, putting feed into the breeding pond, performing breeding observation, transferring leeches into differentbreeding ponds, and the like. Certain amounts of tea bran and insecticides for sterilization are put into the breeding pond after water is fed into the breeding pond, the problem of natural enemies is solved, water spinach is further planted, and thus a natural, ecological, healthy and appropriate growth environment is established; and the feed is put into sausage casings and is fed to the leechfries as a whole, then no residues, blood coagulation wastes or putrefaction is generated, water bodies are not polluted, and the feed is also prevented from being hurt or killed by pinching of snails, so that the survival rate and the yield of the leech fries are increased. By adopting the method, the problems that the survival rate and the yield of leech fires are low as water bodies can be easily polluted in the leech fry breeding process, and the feed is hard to take and utilize by the leech fires, are solved.

The invention discloses a magnetism adjusting device mounted on a body of a magnetic glass wiper. The device comprises a body bottom housing, a rear cover and a magnet, a magnet holder and an iron sheet which are arranged inside the bottom housing, wherein the bottom housing and the rear cover form a chamber; a guide column is arranged in the chamber which is formed by the rear cover and the bottom housing and used for moving the magnet, the magnet holder and the iron sheet up and down in a balanced manner; a shifting key is arranged on the upper end surface of the rear cover; a stepped adjusting rod is arranged below the shifting key; a slider is fixed at the lower end of the stepped adjusting rod; the slider is arranged on the bottom housing on which a sliding chute is formed; and notches through which the stepped adjusting rod passes are formed the magnet holder and the iron sheet. The magnetism adjusting device has a simple structure, is convenient to operate, keeps the magnet holder and the iron sheet in balance and smooth during motion, and prevents the problems of warping and turning. Besides, the range of adjusting the magnetic attraction force is large and the operation is safe.

The invention discloses a multifunctional glass cup making machine. A power box is made of angle iron and sheet iron, a frame is made of sheet iron and square iron, a nose is arranged on the right side of the frame, and a front vertical cylinder and an embossing mold are arranged on the nose; an iron plate, an oil spray rack, a fire head and a transverse dragging device are arranged at the middle of the frame; an automatic chuck and a transverse adjustable cylinder are arranged on the left side of the frame; a liquefied gas switch is arranged at the middle upper part of the power box, an oil storage tank is arranged on the right side of the power box, and a microcomputer is arranged on the left side of the power box; a main shaft is arranged at the lower part of the frame, an upper chuck sprocket and a lower chuck sprocket are arranged at two ends of the main shaft, and a transmission sprocket is arranged at the middle part of the main shaft; a transverse carriage is arranged on two small linear slide blocks, a steering wheel and an elongated slot are arranged on a rocker arm, a pull rod is arranged in the center of the automatic chuck, a spring is arranged on the pull rod, a pressure-relief panel is provided with three circular holes, a thrust bearing is arranged on the pressure-relief panel, a connecting column is arranged on the pull rod of the transverse adjustable cylinder, two small cylinders are arranged on a middle fixed plate, an upper fixed plate is provided with three slot holes, an upper shaft and a middle shaft are arranged on a shaft fixing plate, and a tensioning sprocket is arranged on a long plate.

The invention relates to a fast positioning and disassembling device for testing the mechanical performance of an optical cable. The fast positioning and disassembling device comprises an upper clamping plate, a lower clamping plate, a clamping plate connecting shaft pin, a sleeve for clamping the optical cable, an automatic electromagnetic opening and closing device and a self-locking device, wherein the automatic electromagnetic opening and closing device comprises an electromagnet, a permanent magnet, an electromagnet sleeve and a cover plate; the self-locking device comprises a clamping hook, springs and a locking tongue; the sleeve is divided into an upper semicircular sleeve and a lower semicircular sleeve; the upper clamping plate is rotatably connected with the lower clamping plate by the clamping plate connecting shaft pin; the upper semicircular sleeve is connected with the upper clamping plate in a detachable manner; the lower semicircular sleeve is connected with the lower clamping plate in a detachable manner; the cover plate is positioned in the upper clamping plate; the electromagnet is fixed in the electromagnet sleeve which is fixed in the upper clamping plate by the cover plate; the permanent magnet is fixed in the lower clamping plate; the clamping hook is fixed in the upper clamping plate; the locking tongue is positioned in the lower clamping plate; and the springs are positioned at the two sides of the locking tongue. The fast positioning and disassembling device provided by the invention has the advantages that the optical cable is effectively protected, the working efficiency is high and the safety is high.

The invention provides a safe magnetic glass wiping device, which mainly comprises a shell, a permanent magnet, a magnetic conduction plate, a rubber scraper, a felt, a thread rope and a snap ring, wherein the shell consists of an upper cover and a lower shell. The device is characterized in that: the lower shell and the permanent magnet or the magnetic conduction plate are supported directly or indirectly by using a jump spring; a trigger and a button are arranged in the shell; and the button is used for controlling the trigger to support or release the permanent magnet and controlling the magnetic conduction plate to get far away from or close to the lower shell. The safe magnetic glass wiping device can be used for wiping various types of glass of different thicknesses, is convenient to use, is very safe, and does not hurt hands.

The invention relates to an automatic stacking device of a brick machine. The automatic stacking device consists of a portal frame, a transverse trolley, a mechanical hand and a stacking transferring device, wherein a rack feeder, a stacking transferring plate and a roller conveying line are arranged in the stacking transferring device; the portal frame stretches across the two sides of the roller conveying line and the two sides of a primary conveying line; the transverse trolley can be driven by a rack in a servo mode to operate on a bridge frame rail of the portal frame back and forth; and an up-down lifting mechanism is arranged on the transverse trolley. The automatic stacking device is high in degree of automatic production; and stacked bricks are orderly, and are not liable to collapse.

Disclosed are a crushing roller and an arrangement and combination method of crushing teeth of the crushing roller. The crushing roller includes a roller body and multiple tooth plates detachably arranged on the roller body. Each tooth plate includes a bottom plate and multiple crushing teeth detachably arranged on the bottom plate. Each bottom plate is provided with multiple mounting holes used for mounting the crushing teeth. Each crushing tooth includes a working part and a connecting part capable of being embedded into the corresponding mounting hole. A locking mechanism is arranged between each connecting part and the corresponding mounting hole. The crushing teeth are detachably arranged on the bottom plates through the cooperation of the mounting holes, connecting parts and lockingmechanisms. When the crushing teeth are damaged, only the damaged crushing teeth are replaced without replacing the whole tooth plate or replacing the whole crushing roller, thereby greatly reducing the use cost, reducing resource waste, and ensuring the crushing of a recycled asphalt mixuture.

The invention discloses tongs used for taking vessel cancer embolus. The tongs used for taking the vessel cancer embolus comprise a handle and a tong body. The handle is connected with the tong body in a pivot-rotating mode through a connection shaft. The tong body is in a semi-oval spherical shape. Compared with the prior art, the tongs used for taking the vessel cancer embolus have the advantages of being simple in structure, convenient to use, good in vessel cancer embolus taking effect due to the fact that the vessel cancer embolus can not be damaged when clamped, capable of reducing surgical risk, easy to clean during a surgery, and capable of reducing the implantation metastasis probability of iatrogenic tumor.