6129results about How to "Improve cutting efficiency" patented technology

The invention relates to the technical field of laser cutting control, in particular to a laser cutting control system and method for a lens assembly. The method comprises the following steps that a lens assembly is scanned in an omnibearing mode to obtain point cloud data, then abnormal points are removed, three-dimensional reconstruction is carried out, a lens assembly model is generated, cutting task data are obtained, a cutting target is recognized, optimal cutting space-time arrangement is carried out on the lens assembly model on the basis, and an optimized cutting blueprint is generated. Cutting path planning is conducted according to the optimal blueprint, candidate cutting paths are obtained and dynamically compensated, a compensation cutting path is formed, mapping of control parameters is conducted according to the compensation cutting path, change control parameters are obtained, then parameter replacement is conducted, and accurate intelligent laser cutting control is achieved. The laser cutting control method for the lens assembly is more accurate and more efficient.

The invention relates to the technical field of laser cutting, in particular to a laser cutting device and a control method thereof. The method comprises the following steps: collecting data of a laser cutting machine to obtain data of the laser cutting machine; cutting head moving speed data of the laser cutting machine data are extracted, and the cutting head moving speed data are obtained; performing power calculation on the moving speed data of the cutting head to obtain laser power data; spatial modeling is carried out based on the cutting head moving speed data and the laser power data, and a laser cutting machine three-dimensional model is generated; performing cutting path identification on the three-dimensional model of the laser cutting machine to generate cutting path data; and extracting first cutting data of the laser cutting machine data to obtain the first cutting data. Through the Internet of Things technology, the data mapping technology, the data analysis technology and the intelligent control technology, self-adaptive laser cutting control over different materials and thickness conditions is achieved, and therefore the cutting quality and efficiency are improved.

The invention relates to the technical field of part typesetting, in particular to a nesting typesetting mixed common-edge analysis method and system based on laser cutting. The method comprises the following steps: obtaining initial typesetting part structure data, and carrying out part common-edge relation analysis to obtain part common-edge relation data; common-edge path optimization is carried out according to the initially-typeset part structure data, and optimized part cutting path data is obtained; performing laser cutting simulation based on the optimized part cutting path data to obtain laser cutting simulation data; performing typesetting heating balance optimization according to the laser cutting simulation data so as to obtain optimized part typesetting data; and performing cutting waste rate evaluation on the optimized part typesetting data to obtain typesetting cutting waste rate data, and performing minimum cutting waste rate optimization on the optimized part typesetting data based on the typesetting cutting waste rate data to obtain optimal part typesetting data. The cutting efficiency and precision are improved.

The invention belongs to the technical field of hard rock cutting and tunneling, and particularly relates to a composite vibration rock breaking device based on a disc cutter, the composite vibration rock breaking device comprises a cutting assembly, an axial excitation device, a radial excitation device, a driving assembly and a supporting assembly, the rear part of the supporting assembly is fixedly connected with a cutting arm of a tunneling machine; the cutting assembly is fixedly connected with the front end of the supporting assembly internally provided with an excitation device; the driving assembly is arranged in the supporting assembly and is connected with the excitation device; the driving device enables the cutting device to vibrate in the radial direction and also to vibrate in the axial direction at the same time. According to the invention, the disc-shaped cutter impacts the rock by utilizing compound vibration, and the wedge surface of the disc-shaped cutter collapses the rock, so that the rock is efficiently cut; compared with a traditional milling rock breaking mode and a TBM rolling mode, abrasion of the cutter is greatly reduced, and therefore the service life of the cutter is prolonged.

The invention discloses a laser cutting parameter adjusting system based on machine learning, and relates to the technical field of laser cutting. According to the method, multiple laser cutting parameters in the laser cutting process are collected, a short-term state index and a long-term state index are calculated based on the cutting parameters, and a laser cutting instant index and a laser cutting long-term index are generated respectively; based on the laser cutting instant index and the laser cutting long-term index, optimized laser cutting parameters are generated, and working parameters of the laser cutting machine are adjusted in real time; the adjustment result and the related data are sent back to the data storage module for updating the historical database; a real-time distribution curve is generated and compared with a target distribution curve, deviation is calculated, and a parameter optimization target curve is generated; and according to the optimized sub-targets, laser cutting parameters are adjusted in real time, and the stability and high efficiency of the laser cutting process are ensured. According to the system, accurate control over the laser cutting path is achieved through multi-layer and non-uniform control unit division and time-space correlation model construction.

The invention relates to a fat cutting filter, a fat cutting filtering method and a fat cutting filtering device.The fat cutting filter comprises a shell, the interior of the shell is a treatment cavity, and the shell is provided with a first connector and a second connector which communicate with the treatment cavity; the cutting part is located in the treatment cavity and located between the first connector and the second connector, the cutting part comprises a rigid silk screen used for cutting fat, and the silk diameter of the rigid silk screen ranges from 0.05 mm to 1 mm. The mesh wires of the rigid silk screen are used for fat cutting, the structure is simple, operation is easy, convenient and efficient, the machining cost is low, the mesh diameter can be customized according to needs, the porosity can reach 90% or above, the cutting efficiency is high, and the problem of filtering blockage during fat cutting can be effectively solved.

The invention relates to the field of laser cutting control, in particular to a laser cutting control method, device and equipment for a rock plate and a storage medium. The method comprises the following steps: acquiring a laser cutting reflection signal based on an optical fiber detector; digital processing is conducted on the laser cutting reflection signals, light intensity distribution fitting is conducted, and a light intensity distribution diagram is constructed; light distribution topological structure analysis is carried out on the light intensity distribution diagram, and a real-time cutting morphology point cloud model is constructed; performing real-time morphology deviation comparison on the real-time cutting morphology point cloud model based on a preset theoretical rock plate cutting morphology to obtain a morphology deviation parameter; acquiring real-time operation state parameters of the laser cutter; and cutting deviation compensation calculation is conducted on the real-time operation state parameters of the laser cutter based on the morphology deviation parameters, a dynamic cutting control strategy is obtained, and response data in the laser cutting correction process are continuously monitored. According to the laser cutting control system, efficient and accurate laser cutting control is achieved, and the laser cutting deviation is effectively reduced.

The invention discloses a laser processing device, a silicon carbide crystal ingot cutting method and a laser processing system. The laser processing device comprises a laser used for emitting a laser beam with preset laser parameters; the beam splitting element is used for splitting the laser beam into a plurality of sub-beams arranged along a preset direction; the spherical aberration compensation element is used for performing spherical aberration compensation on the plurality of sub-beams and outputting a plurality of spherical aberration compensation beams; and the scanning mechanism is used for focusing the plurality of spherical aberration compensation light beams and cutting the silicon carbide crystal ingot according to a preset cutting path and a preset cutting speed by utilizing the plurality of focused spherical aberration compensation light beams. Spherical aberration compensation is carried out on the sub-beams, the spot size of the focused sub-beams in the silicon carbide crystal ingot in the optical axis direction can be remarkably reduced, the length of a growth area of microcracks is reduced, and then a high-quality silicon carbide wafer is obtained. In addition, the coverage area of the plurality of sub-beams on the surface of the silicon carbide crystal ingot is larger, so that the cutting efficiency is improved.

The invention relates to the field of sampling, in particular to a drilling and sampling device for road construction. The sampler comprises a frame and a sampling assembly arranged on the frame, the sampling assembly comprises a drilling cylinder and an inner cylinder, a plurality of drilling tools are hinged to the lower end of the drilling cylinder, the inner cylinder is coaxially inserted into the drilling cylinder, the inner cylinder is of a grating structure and comprises a first cylinder body and a second cylinder body, and a film is arranged in the inner cylinder. When a road surface part is drilled, the drilling tool is in a horizontal state, the contact area between the drilling tool and the road surface is large, large cutting supporting force can be kept, a drilling barrel is prevented from being stressed and deformed, when a roadbed part is drilled, the drilling tool is in an upright state, the contact area between the drilling tool and the roadbed is small, the cutting speed is increased, and the cutting efficiency is improved, so that different drilling requirements are met; meanwhile, when the roadbed part is cut, the inner cylinder is inserted into the roadbed in advance to support the roadbed, after drilling is finished, the thin film is pulled open to wrap the sample core, it is guaranteed that the distribution state of all layers of structures of the sample core is accurate, and the authenticity of the sample is guaranteed.

The invention relates to the technical field of laser cutting, in particular to intelligent cutting equipment for aluminum alloy pipes, which comprises a machine table, a laser cutting head is arranged on the machine table through a lead screw transmission system, and a chuck for fixing the pipes is arranged on the machine table. The intelligent cutting equipment for the aluminum alloy pipe further comprises an in-pipe buffering mechanism, the in-pipe buffering mechanism comprises a bearing unit arranged in the pipe, a first supporting unit is arranged on the side, facing the chuck, of the bearing unit, a second supporting unit is arranged on the other side of the bearing unit, and a maintaining unit is arranged at the position, corresponding to the bearing unit, of the machine table. Through the high precision and high speed of the laser cutting technology and the ingenious design of the buffer mechanism in the pipe, the problem that slag adheres to the interior of the pipe to form adhering slag is effectively avoided, so that the cutting quality and the product percent of pass are improved, meanwhile, the automation degree and the intelligence degree of the equipment are high, manual intervention is reduced, and the cutting efficiency is remarkably improved.

The invention relates to the technical field of planer type milling machines, and discloses a planer type milling machine with an air cooling mechanism, the planer type milling machine comprises a planer type milling machine, the top of the planer type milling machine is provided with a planer type cross beam, the outer wall of the planer type cross beam is slidably connected with a sliding seat, the surface of the sliding seat is provided with a ram, and the outer wall of the ram is fixedly connected with a mounting frame; the top of the mounting frame is fixedly connected with a driving motor; and a circumferential mechanism is arranged at the bottom of the mounting frame. According to the planer type milling machine with the air cooling mechanism, the circumferential mechanism is arranged, so that sprayed air rotationally blows towards a cutting tool bit, the sprayed air rotationally blows around the tool bit, chippings around the tool bit can be effectively helped to be removed, the chippings are pushed outwards through centrifugal force generated by rotating airflow, and the chippings can be effectively removed; by means of the design, it can be guaranteed that a cutting area is kept clean, the cutting efficiency is improved, and the situation that the cutting quality is reduced due to accumulation of the chippings is avoided.

The invention discloses a silicon carbide crystal ingot laser cutting fragmentation method and system, and relates to the technical field of silicon carbide laser processing. The method comprises the steps that laser parameters are set, a laser beam focus is focused at the preset depth in a silicon carbide crystal ingot to be cut, a light spot generates a cutting point at the position of the preset depth, the cutting point forms a carbonization area, and a crack area is formed around the carbonization area; a laser scanning path and parameters are set, so that the multiple cutting points are overlapped to form cutting channels, the multiple cutting channels form a cutting face, the multiple carbonization areas form a carbonization area layer, and the multiple crack areas form a crack area layer; taking the carbonization region layer as an interface, and stripping one part of the silicon carbide crystal ingot to obtain a silicon carbide wafer; and accurately grinding the silicon carbide wafer to a target roughness and a target thickness.

The invention relates to a pressure maintaining carrier taking device and a taking method thereof.The pressure maintaining carrier taking device comprises a workbench, a pressure maintaining carrier conveying mechanism, a taking dismounting and mounting mechanism, a material disc conveying mechanism and a material disc lifting mechanism are arranged on the workbench, and the taking dismounting and mounting mechanism comprises two symmetrically-arranged taking dismounting and mounting assemblies; the material taking and dismounting assembly comprises a first supporting frame body, a three-axis driving mechanism, a fixing plate, a rotary driving mechanism, a connecting plate, a material taking mechanism and a dismounting mechanism, the driving end of the three-axis driving mechanism is connected with the fixing plate, the rotary driving mechanism is installed on the fixing plate, and the driving end of the rotary driving mechanism is connected with the connecting plate; the material taking mechanism and the dismounting and mounting mechanism are installed on the two faces of the connecting plate correspondingly. According to the material taking device for the pressure maintaining carrier, automatic material taking of products is achieved, disassembly and assembly of the pressure maintaining carrier are further achieved, the material taking efficiency of the products is greatly improved, the labor cost is reduced, and the quality of the products is ensured.

The invention discloses a copper pipe cutting machine, and relates to the technical field of cutting machines, the copper pipe cutting machine comprises a machine tool, the middle of the machine tool is fixedly connected with a fixing frame, the top of the fixing frame is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a first gear, the interior of the fixing frame is rotatably connected with a clamp, and the outer surface of the clamp is fixedly connected with a first gear ring; a clamping jaw is slidably arranged on the right side of the clamp, and a strip-shaped shell is fixedly connected between the left side of the fixing frame and the machine tool. The horizontal concentric positions of the stabilizing rings and the clamp are kept, the horizontal concentric positions of the stabilizing wheels and the clamp are also kept, rotation of the copper pipe can be kept stable through rolling, abutting and supporting of the stabilizing wheels on the copper pipe, and therefore the situation that due to the fact that the copper pipe is inclined, a cutter cannot evenly cut the copper pipe is reduced. And the copper pipe can be prevented from being impacted by the copper pipe, so that the service life of the cutting knife is prolonged.

The present invention relates to the technical field of laser cutting machines, and discloses a plate laser cutting machine, comprising a machine tool frame, a gantry mounted on the outside of the machine tool frame, and a laser mounted on the gantry. The machine also comprises two cross bars rotatably mounted on both sides of the machine tool frame, with a plurality of tooth plates fixedly mounted on the two cross bars; and two groups of adjustment seats, the two groups of adjustment seats are respectively distributed on both sides of the machine tool frame, each group of adjustment seats is composed of a plurality of adjustment seats, a limiting rod abutting against the tooth plates is fixed between the plurality of adjustment seats, and a transmission unit is mounted on the plurality of adjustment seats. The present invention optimizes the traditional machine tool frame, and through the tooth plates designed to rotate along the cross bars, the cut pieces remaining on the tooth plates after laser cutting can be smoothly dropped by tilting, and at the same time, the designed lifting mechanism is used in conjunction with the transmission unit, so that new plates and waste plates can be pushed and moved accordingly, without the need for personnel to take the plates and materials, thereby increasing the cutting efficiency.

The invention relates to the technical field of laser cutting and discloses a laser cutting device which comprises a bottom plate, a first groove is formed in the side wall of the top end of the bottom plate, a first electric sliding rail is fixedly connected to the inner wall of the first groove, and a first sliding plate is slidably connected to the side wall of the top end of the first electric sliding rail. The side wall of the top end of the first sliding plate is fixedly connected with a first electric telescopic rod. When laser cutting needs to be carried out on the M-shaped belt side edge rock plate, the position of the laser cutting gun can be changed according to the angle of each part of the M-shaped belt side edge rock plate, it is ensured that the cutting end of the laser cutting gun can be perpendicular to the surface of the M-shaped belt side edge rock plate all the time, laser cutting can be conveniently carried out on the M-shaped belt side edge rock plate, and the working efficiency is improved. And the situation that in the process that a worker holds a rock plate with hands for cutting, the cutting face is uneven, and follow-up installation is affected is avoided, safety is high, and the cutting efficiency and reliability are improved to a great extent when the device conducts laser cutting on the rock plate.

A laser cutting machine for metal plate cutting relates to the technical field of laser cutting machines and comprises a horizontally-arranged cutting table, a receding groove and a sliding U-shaped plate are sequentially arranged at the top of the cutting table in the length direction of the cutting table in a penetrating mode, the sliding U-shaped plate is horizontally arranged in a sliding mode, and a three-axis module is arranged at the position, above the receding groove, of the top of the cutting table. The laser cutting gun is installed on the three-axis module, a plurality of supporting rollers are horizontally arranged in the sliding U-shaped plate side by side, the two ends of each supporting roller are correspondingly and rotationally connected with the opposite inner walls of the sliding U-shaped plate, a horizontally-arranged partition plate is fixedly arranged on the inner wall of the avoiding groove, and a transferring assembly is arranged at the bottom of the partition plate. A discharging assembly and a fixing box are arranged on the left side and the right side of the partition plate correspondingly. The problem that cut finished products in kerfs of an existing laser cutting machine are difficult to take out is solved. And when cutting scraps are cleaned, shutdown disassembly operation is needed. And the positioning accuracy of the cutting area is low. And the post-treatment process of the cutting excess materials is tedious.

The invention belongs to the technical field of chip processing, and discloses a wafer laser cutting device based on chip processing, which comprises a vibration mechanism, the vibration mechanism comprises four sliding blocks, the interiors of the sliding blocks are fixedly connected with first motors, and the first motors are rotatably connected with cams; through cooperation of the cam, the clamping plates and other structures, the laser cutting effect of the wafer is improved, the first motor is started to enable the wafer clamped among the four clamping plates to generate slight vibration in the vertical direction, the slight vibration promotes micro movement of a material in the laser cutting process, better interaction between a laser beam and the material is facilitated, and the laser cutting efficiency is improved. A more uniform and smoother cutting face is achieved, the vibration effect can accelerate the melting or crushing process of materials, the cutting time is shortened, the cutting efficiency is improved, meanwhile, vibration can accelerate airflow on the surface of a wafer, a certain heat dissipation effect is achieved, local overheating of the materials is reduced, expansion of a heat affected zone is avoided, and the flatness of the cutting edge is improved.

A machining system for vertically milling a large-diameter inner hole comprises a cutter bar, a bolt type coupler, a sleeve type cutter tower and a special milling cutter. The machining method for vertically milling the large-diameter inner hole by using the machining system comprises the following steps of: clamping a blank; the axis of the special milling cutter is on the H surface; during machining, the special milling cutter moves in the radial direction of the H face, when special conditions are met, the special milling cutter clockwise deflects by a given angle theta around the axis of an inner hole of the workpiece to be machined, and then the special milling cutter horizontally moves by a distance ld along the diameter of the workpiece according to the given cutting depth ap; and the special milling cutter is axially fed towards the direction of the chuck, and the linkage of the axial movement of the special milling cutter and the rotation of the workpiece to be machined is realized. According to the special milling cutter, the angle deflection of the cutter can be flexibly realized, and the machined surface is easily protected; according to the machining method, milling machining is adopted, the chip shape is good, the tool durability is high, the size precision and shape precision are high, the machining efficiency is high, and the comprehensive technical effect is good.

The invention relates to the technical field of copper-clad plates, in particular to a copper-clad plate edge cutting and tearing mechanism and a method thereof. The laser cutting assembly is installed at one end of a working plate of the vacuum platform assembly. The upper pressing assembly is mounted at the other end of the working plate of the vacuum platform assembly; the bottom supporting assembly is matched with the upper pressing assembly. The vacuum adjusting assembly is mounted on a working plate of the vacuum platform assembly between the laser cutting assembly and the upper pressing assembly; the camera transferring assembly is installed on the right side of the upper pressing assembly. A camera is used for positioning an aluminum plate and confirming the cutting position, a laser cutting assembly is used for pre-cutting, the cutting depth is controlled, the aluminum plate cannot be damaged, then an upper pressing assembly and a bottom supporting assembly are used for vertically positioning and clamping a base plate, a clamping and lifting assembly is used for clamping the edge of a copper foil and then lifting and tearing a part of the copper foil, and finally an edge tearing and transferring assembly is inserted and pushes a shifting rod forwards. The whole plate edge tearing is completed, manual cutting is not needed, a reference is provided, the cutting size and the cutting quality are guaranteed, and the cutting efficiency is greatly improved.

The invention relates to the field of diamond tools, and particularly discloses a matrix material for a diamond tool bit, a sharp diamond uniformly-distributed saw blade and a preparation process of the sharp diamond uniformly-distributed saw blade. The matrix material for the diamond tool bit comprises the following raw materials in percentage by weight: 50-60% of dendritic electrolytic copper powder, 20-40% of copper-tin alloy, 0-5% of cobalt powder, 0-15% of tin powder and 5-10% of iron powder. The diamond saw blade comprises a disc-shaped base body and a diamond tool bit, and the circumferential face of the diamond tool bit is sunken inwards. The diamond tool bit is provided with two drainage grooves penetrating through the surface of the diamond tool bit, the two drainage grooves intersect or are parallel, the intersection point is located on the side, close to the disc-shaped base body, of the diamond tool bit when the two drainage grooves intersect, and a U-shaped groove is formed in the circumferential face, away from the disc-shaped base body, of the diamond tool bit. The matrix material is high in holding force on diamond particles, and accurate positioning can be achieved; in addition, the diamond saw blade is high in cutting efficiency and good in sharpness and self-sharpening performance.

The invention relates to the technical field of laser cutting, and discloses stainless steel fire extinguisher bottle laser notching equipment and a pressure-resistant stainless steel fire extinguisher bottle. The stainless steel fire extinguisher bottle laser notching equipment comprises a machine tool, a support arranged at the top of a working table top of the machine tool, and an air supply mechanism arranged on a mechanical arm of the machine tool; the adjusting mechanism is arranged in the air supply mechanism; the air supply mechanism comprises a shell arranged on the mechanical arm, a laser arranged at the top of the shell, a partition plate arranged in the shell, a rotating block arranged at the bottom of the laser, a three-way hole formed in the top of the rotating block, three air pipes arranged at the top of the shell in an annular array mode and branch pipes arranged at the bottoms of the air pipes. By arranging the gas supply mechanism and the adjusting mechanism, the laser cutting equipment can quickly switch different auxiliary gases, the cutting efficiency and flexibility are improved, and switching of the inner hole of the nozzle is achieved so as to adapt to different machining requirements.

The invention discloses a laser positioning cutting machine for insulating silica gel sealing gasket machining, and belongs to the technical field of insulating silica gel sealing gasket machining. The laser positioning cutting machine comprises a workbench, and a fixing frame is fixedly installed at the top of the workbench; the cutting mechanism comprises a moving frame, a moving seat and a laser cutting head, the moving frame is installed on the outer side of the fixed frame in a sliding mode, the moving seat is installed at the bottom of the moving frame in a sliding mode, and an air cylinder is fixedly installed in the moving seat; and the clamping mechanism comprises a pressing frame, a screw rod, a driving plate and a pressing plate, a trapezoidal plate is fixedly installed at the top of the pressing frame, and a triangular plate is fixedly installed at the bottom of the driving plate. By means of the cutting mechanism and the clamping mechanism, automatic laser cutting of the sealing gasket can be achieved, the cutting precision is improved, burrs are avoided, meanwhile, the laser cutting parameters can be automatically adjusted according to the thickness of the sealing gasket under the cooperation of the linkage mechanism, efficient and complete cutting is guaranteed, and the cutting efficiency is improved.

The invention relates to the technical field of self-adaptive control laser cutting, in particular to a self-adaptive laser cutting method and system based on characteristic parameters of sheet metal parts. Firstly, by establishing a space coordinate system and obtaining a top view image of a cutting platform, contour deviation is calculated, a correction initial position is generated, and then a cutting path is optimized. And the laser cutting head moves to the corrected initial position according to the path and performs a cutting task. In addition, the method further comprises the steps that the to-be-processed sheet metal part image is segmented into a plurality of sub-images, and a sub-image cross list is established to describe the connection relation of the sub-images. And extracting a subimage feature vector through a feature learning model, and adjusting a control parameter by using cutting simulation information to compensate an error. And for each sub-image, based on the cutting result and the connection relationship, adaptive adjustment of control parameters is carried out, and the precision of the subsequent cutting step is ensured. And finally, a complete cutting task is realized by updating the cutting mark and merging the sub-images.

The invention relates to the technical field of plastic recycling, and discloses a fragment screening mechanism for plastic particle production, the fragment screening mechanism for plastic particle production comprises a rack and a screening hopper, a coarse screening plate is fixedly installed on the inner wall of the screening hopper, and according to the fragment screening mechanism for plastic particle production, a motor is started to drive a rotating shaft to rotate; meanwhile, plastic particles in the screening hopper can be scattered through cooperation of a wheel disc, a cam groove, a ball head rod, a push plate, a sliding rod, a spiral groove and a stirring shaft, meanwhile, the plastic particles in the hopper can be turned up and down in a reciprocating mode through cooperation of a connecting rod, a sliding table and the stirring shaft, the scattering effect on the plastic particles is further improved, and adhesion of the plastic particles is avoided; accordingly, the plastic particles can be prevented from blocking the coarse screening plate, the screening effect and efficiency of the plastic particles are improved, meanwhile, the discharging pipe can be dredged through the push rod, the inclined groove, the sliding plate and the ejector rod, the plastic particles are prevented from being blocked in the discharging pipe, and the discharging efficiency of the plastic particles is improved.

The invention relates to the technical field of steel strip cutting and slitting, in particular to cold-rolled steel strip slitting equipment which comprises a cutting mechanism, the cutting mechanism comprises a cutting knife used for cutting a steel strip, a first iron core is arranged on the side wall of the cutting knife in a sliding mode, and a first electromagnetic coil making contact with the first iron core is arranged on the outer gap of the first iron core in a sleeving mode; and the bottom end of the cutting knife is fixedly connected with a second iron core. After a steel belt is placed on the top of the cutting table, the steel belt can push a rotating wheel and a rolling frame to synchronously move upwards, the telescopic end of a first elastic telescopic rod drives a first conducting strip to slide on a first resistance plate, the current of a first sliding rheostat is detected through a current detection module in a PLC, and therefore the thickness of the steel belt is fed back; according to the thickness of the steel belt, the PLC controls current introduced into the first electromagnetic coil and the second electromagnetic coil, so that the cutting knife generates proper frequency to perform high-frequency vibration up and down and left and right.

The invention belongs to the technical field of vacuum melting furnaces, and discloses an alloy vacuum melting furnace which comprises a melting furnace body, a sliding lifting frame is installed in the melting furnace body, a rotating electric crucible is installed at the upper end of the lifting frame, a feeding opening is formed in the upper end of the melting furnace body, and a feeding sealing cover is installed at the upper end of the feeding opening. A flow guide disc is fixedly mounted on the side surface of the lower end of the lifting frame, a flow guide opening is formed in the side surface of the lower end of the flow guide disc, a drainage opening is formed in the outer side surface of the smelting furnace body, and a cooling mechanism is arranged on one side of the smelting furnace body. The vacuum degree loss and the cooling waiting time in the cooling and discharging process are reduced in a continuous closed transfer mode, so that the purpose of continuous and efficient smelting is achieved. According to the alloy vacuum melting furnace, in the process that the lifting motor drives the electric crucible to ascend, the mode that the angle gear is meshed with the angle toothed bar is utilized, and the electric crucible automatically turns over to pour molten alloy.

The utility model belongs to the technical field of metal plate cutting, and particularly relates to a cutting device for metal plate processing, which comprises a mounting frame, a group of conveying rollers are uniformly and rotatably connected in the mounting frame, a connecting frame is fixedly connected to the lower end face of the mounting frame, and a bidirectional screw is rotatably connected in the connecting frame. A first motor is fixedly connected to the side wall of one end of the connecting frame, the driving end of the first motor is fixedly connected with the shaft end of a two-way screw rod, two moving blocks are symmetrically connected to the two-way screw rod in a threaded mode, and a first guide rod is slidably connected between the two moving blocks; the two ends of the first guide rod are fixedly connected with the side walls of the two ends of the connecting frame correspondingly. By means of the vertical cutting structure and the transverse cutting structure, the cutting position can be flexibly adjusted conveniently, metal plates of different sizes can be cut conveniently, two cutting modes in different directions are provided, cutting flexibility is remarkably improved, and the application range is wider.

The utility model relates to a directional drainage diamond compact and a PDC drill bit, the directional drainage diamond compact comprises a hard alloy matrix and a diamond composite layer, the diamond composite layer is arranged at one end of the hard alloy matrix, and the diamond composite layer and the hard alloy matrix are connected into a whole; a jet hole penetrating through the hard alloy matrix and the diamond composite layer is axially formed in the diamond composite sheet; a drainage groove communicated with the jet flow hole and extending in the radial direction is formed in the end, away from the hard alloy base body, of the diamond composite layer. According to the directional drainage diamond compact, the drainage grooves can jet in the cutting direction to assist in cutting, the cutting efficiency is improved, meanwhile, the liquid column pressure of the stratum near the cutting teeth can be reduced, the compaction strength of rock is reduced, and the cutting efficiency is further improved. The liquid sprayed out of the jet holes is closer to the cutting edge part, heat generated when the clad sheet cuts the stratum can be taken away more effectively, thermal abrasion caused by overheating of the clad sheet is prevented, and the service life of the clad sheet is prolonged.

The invention discloses a copper pipe cutting method and device.The copper pipe cutting device comprises a workbench, a limiting conveying mechanism and a cutting mechanism, the limiting conveying mechanism comprises a clamping mechanism and a belt conveyor, and the clamping mechanism comprises a box body, a housing and an opposite moving assembly; and the clamping assembly is erected on the top of the housing and connected with the opposite-direction moving assembly, and the housing is arranged on the top of the box body in a sealed mode and defines a containing cavity for installation of the opposite-direction moving assembly. According to the copper pipe cutting method and equipment, by arranging the limiting conveying mechanism and adopting the belt conveyor, horizontal feeding of copper pipe raw materials can be achieved, conveying of copper pipe raw materials of various lengths can be adapted under limiting of the clamping assembly, stability is not affected, meanwhile, rapid switching of positioning and limiting of the copper pipe raw materials can be achieved by means of the opposite moving assembly, and the copper pipe cutting efficiency is improved. And in cooperation with the cutting mechanism, continuous cutting operation of copper pipe raw materials can be completed, and the cutting efficiency is improved.