11results about How to "Cutting safety" patented technology

The invention belongs to the technical field of solar cell production, and particularly relates to a blanking process and system of a cell passivation machine, and the process comprises the following steps: the blanking system receives a passivation carrier which is output by the passivation machine and is loaded with a supporting plate and a cell; carrying the supporting plate in the passivation carrier and the whole stack of battery pieces to a temporary storage mechanism; the battery pieces on the topmost layer are sequentially picked up from the temporary storage mechanism to be output until all the battery pieces in the temporary storage mechanism are output; the supporting plate in the temporary storage mechanism is carried into a passivation carrier; and passivating carrier output with a supporting plate. The system comprises a passivation carrier, a carrying mechanism, a temporary storage mechanism and a battery piece picking mechanism. The carrying mechanism can carry the supporting plate and the whole pile of battery pieces into the temporary storage mechanism from the passivation carrier, and the battery piece picking mechanism can pick up the battery pieces on the top layer from the temporary storage mechanism and output the battery pieces on the top layer. Efficient, safe and damage-free blanking of the battery pieces is achieved, and powerful technical support is provided for development of the photovoltaic industry.

The utility model discloses an underground sleeve cutting nipple. The tool is provided with a sleeve cutting mechanism, a turbine driving mechanism and an anchoring mechanism, wherein the turbine driving mechanism mainly comprises a turbine and an upper transmission shaft; the anchoring mechanism is provided with an anchoring piston, a piston guide rod and an anchoring plate; two ends of the upper shell are respectively connected with the connector and the end cover, and an upper baffle ring is also arranged between the connector and the upper shell; liquid flow channels are formed in the upper baffle ring, the end cover, the upper transmission shaft and the lower transmission shaft, and a pressure relief hole is further formed in the lower transmission shaft; the upper transmission shaft is sequentially connected with a lower transmission shaft provided with a cutting control piston and a cutter outer shell, and a cutter meshing shaft fixed to the lower end of the cutting control piston is meshed with a cutter. And a cutter reset spring is arranged between the cutter meshing shaft and the cutter outer shell. And the cutting completion condition of the casing pipe can be conveniently and accurately judged according to the observed pressure reduction of the drilling fluid on the ground. Power needed by the tool is provided by hydraulic pressure of drilling fluid, and the cutting operation of the casing pipe is safer, more efficient and more economical.

The utility model provides branch and leaf pruning equipment for tree planting. The branch and leaf pruning equipment comprises a moving part, an adjusting part, a cutting part and an energy source part, the energy source part is mounted on the moving part and is electrically connected with the cutting part; the adjusting part comprises a plurality of connecting rod assemblies and a handle sleeve, and the connecting rod assemblies are sequentially connected from top to bottom; the cutting part comprises a threaded connecting column, a rotating assembly, a movable support, a fixed clamping plate, a guide rod, a power assembly, a movable clamping plate and a spring. The lower end of the threaded connecting column is connected with the top of the uppermost connecting rod assembly. The power assembly is fixed to the bottom of the movable support, the power assembly is in linkage with the rotating assembly to form a transmission pair, and the power assembly comprises a sawtooth disc used for cutting tree branches. According to the tree pruning device, tree branches can be clamped in the pruning process so that safe taking and placing can be completed.

The utility model discloses a material hoister for constructional engineering, which relates to the technical field of constructional engineering and comprises a base, two groups of lifting supports are arranged at the upper end of the base, sliding plates are arranged in the middles of the two groups of lifting supports, a lifting supporting plate is arranged between the two groups of sliding plates, and a fixing frame is arranged at the upper end of the lifting supporting plate. A movable pulley is arranged in the middle of the fixing frame, a first mounting frame is arranged at the upper ends of the lifting supports, a fixed pulley is arranged in the middle of the first mounting frame, a second mounting frame is arranged on one side of the base, and a winding roller is arranged in the middle of the second mounting frame. Steel wire ropes are arranged on the outer walls of the movable pulley, the fixed pulley and the winding roller, and the other ends of the steel wire ropes are connected with the upper end of the other lifting support. According to the material hoister for constructional engineering, the lifting supporting plate can be lifted in a more labor-saving mode, and the situation that the machine is overloaded is avoided.

The utility model relates to the technical field of cutting machines, and discloses a cutting machine with an adjustable protective cover, which comprises an upper-layer base and a pressing block, a lower-layer base is fixedly arranged on the lower end face of the upper-layer base, a supporting seat is slidably arranged on one side of the upper end face of the upper-layer base, and a cutting machine main body is arranged on the upper end face of the supporting seat. A front groove is formed in the front end face of the cutting machine body, an adjusting shell is hinged between the front end face and the rear end face of the cutting machine body, a fixing bolt is arranged on the front end face of the adjusting shell close to one side in a threaded mode, and a lifting bolt is arranged on the upper end face of the supporting seat close to the middle in a threaded mode. According to the cutting device, the lower pressing column descends, supporting at different angles can be achieved through the universal ball, the base can stand more stably and can be placed on different terrains, the adjusting shell is fixed at different positions by rotating the fixing bolt to be pressed into the front groove, the pressing block and the supporting base are matched to clamp materials, and therefore the cutting process of objects is safer.

The invention provides a single-stage efficient emergency cutting tool and an assembling method thereof. The single-stage efficient emergency cutting tool comprises a first part, a starting device, a second part, an emergency cutting device, a third part and a safety device. One end of the starting device is connected with the emergency cutting device and the other end is connected with the hand pump; the starting device is used for compressing a disc spring in the emergency cutting device of the second part, and elastic potential energy is provided for well descending cutting of a cutting tool in the emergency cutting device through the disc spring. The emergency cutting device adopts a disc spring mechanical energy storage and release principle to quickly cut a steel wire or a cable through a cutting tool; the safety device is installed at the front end of the emergency cutting device, plays a role in safety protection in the assembling process and plays a role in misoperation prevention before cutting. According to the invention, steel wires or cables can be safely and efficiently cut in a high-viscosity fluid well and an inclined well, and a solid guarantee is provided for the success rate and reliability of operation.

The invention provides an image-guided double-radio-frequency acousto-optic deflection laser cell cutting system and method, and the system comprises a microscopic imaging module which is used for collecting a cell image; the imaging control module is used for controlling the microscopic imaging module to collect cell images and extracting contours of the collected cell images to obtain cell contour coordinates; the laser cutting module is used for emitting pulse laser, performing X-direction and Y-direction double-radio-frequency acousto-optic deflection on the pulse laser, and cutting the cell contour by using the obtained deflection laser; and the cutting control module is used for acquiring a mapping relation between the coordinate system of the microscopic imaging module and the radio frequency of the double-radio-frequency acousto-optic deflection to obtain a coordinate-frequency mapping model, and controlling the laser cutting module to perform the double-radio-frequency acousto-optic deflection on the pulse laser according to the cell contour coordinates and the coordinate-frequency mapping model. According to the invention, the cutting welting accuracy and repeatability can be improved.

The invention discloses safety door hinge laser positioning cutting machining equipment, and relates to the technical field of laser cutting, the safety door hinge laser positioning cutting machining equipment comprises a base, longitudinal sliding rails are arranged on the two sides of the upper end of the base, moving seats are arranged at the upper ends of the two longitudinal sliding rails, and rolling wheels are arranged in the middles of the bottoms of the moving seats; a second motor is arranged on the side wall of the upper end of each moving seat, a driven gear is arranged on the side wall of each rolling wheel and located in the corresponding moving seat, a driving gear is arranged at the upper end of each driven gear, a rotating rod is arranged at the rear end of each driving gear, the second motors are connected with the rotating rods, and vertical sliding rails are arranged at the upper ends of the moving seats. According to the laser positioning cutting machining equipment for the safety door hinge, the front-back angle and the left-right angle of the laser emitting head can be adjusted, a slope-shaped edge can be cut on a metal hinge, and the laser emitting head is more convenient to machine the metal hinge.

The utility model discloses a cutting device for laying electric wires and cables, which comprises a cart, an L-shaped mounting plate is fixed at the top of the cart, a rotatable mounting disc is arranged on the L-shaped mounting plate, a mounting rod is coaxially fixed on the mounting disc, an internal expansion mechanism is mounted on the mounting rod, and the internal expansion mechanism is fixed on the cart. A cutting mechanism is mounted at the position, away from the L-shaped mounting plate, of the top of the cart, two mounting lugs are fixed to the position, close to the cutting mechanism, of the bottom of the cart, rear wheels are rotationally arranged on the mounting lugs, and two universal wheels are mounted at the position, close to the L-shaped mounting plate, of the bottom of the cart. The internal expansion mechanism comprises a two-way lead screw, a notch is formed in the mounting rod, the two-way lead screw is rotationally arranged in the notch, and two sliding blocks are mounted on the two-way lead screw. According to the utility model, winding drums of different models can be fixed, and a cable can be automatically released and cut off when the cart moves, so that the cable is convenient to lay.

The utility model discloses an automatic pork cutting device which comprises a cutting bin, the two ends of the cutting bin are communicated, a saw blade is rotationally installed at the top of the cutting bin, a part of the saw blade enters the cutting bin, a pushing device is arranged on the right side of the cutting bin, a discharging device is arranged at the top of the cutting bin, and a conveying device is arranged on the right side of the cutting bin. A driving motor is installed at the bottom of the cutting bin, the driving motor is in belt transmission with the saw blade and the discharging device, and a discharging plate is obliquely arranged at the left end of the cutting bin downwards; the equipment is stable in cutting and safer in cutting.

To prevent the loop member from passing through the opening / closing portion and to provide an endoscopic procedure tool capable of securely cutting the loop member by the opening / closing portion, the clip device 10 has a connection hook 11 that protrudes from the inner sheath 12 to open the pair of arm portions 11a and 11b by its own elasticity, and closes the pair of arm portions 11a and 11b by being buried in the inner sheath 12. The connection hook 11 has claw portions 11a1 and 11b1 at the ends of the arm portions 11a and 11b, which clip a portion of the endoscopic traction clip 1 connected with the loop member 4 and enable it to be retracted into the inner sheath 12 as it is pulled in the inner sheath 12. A gap at the closest portion between the pair of claw portions 11a1 and 11b1 when the pair of arm portions 11a and 11b are buried in the inner sheath 12 and closed has a specified value that prevents the loop member from passing through, when a part of the loop member 4 is clipped between the pair of claw portions 11 a1 and 11b1.