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139 results about "Diamond cutting" patented technology

Diamond cutting is the practice of changing a diamond from a rough stone into a faceted gem. Cutting diamond requires specialized knowledge, tools, equipment, and techniques because of its extreme difficulty.

Diamond cutting tooth self-adaptive vibration suppression method based on fuzzy control algorithm

The invention discloses a diamond cutting tooth self-adaptive vibration suppression method based on a fuzzy control algorithm. The diamond cutting tooth self-adaptive vibration suppression method comprises the following steps that S1, a multi-channel signal data set in the diamond cutting tooth machining process is collected in real time; s2, acquiring a preprocessed multi-channel signal data set; s3, carrying out integration to form a feature vector containing multi-dimensional dynamic features; s4, inputting the feature vectors into a fuzzy control module, and performing fuzzy processing on the feature vectors of the channel signals to realize fuzzy quantization of the processing state; s5, generating a control output quantity by using a fuzzy reasoning algorithm according to the fuzzy quantization result, and converting the control output quantity into an executable process control instruction through a defuzzification algorithm; and S6, the process control instruction is fed back to a machining execution mechanism. The method has higher sensitivity and adaptability in unstable machining state recognition, the judgment accuracy of the initial vibration stage can be remarkably improved, and the judgment basis of a control system under complex disturbance is enhanced.
Owner:山西广凯机械科技有限公司

Crystal light-emitting interior trim part

The utility model discloses a crystal light-emitting interior trim part which comprises an interior trim outer plate, a light-transmitting membrane with patterns, a light uniformizing plate, a light gathering plate and a circuit board with lamp beads. The interior trim outer plate is of a light-transmitting structure, and a diamond cutting face structure is arranged on the surface or inside the interior trim outer plate. The interior outer plate, the light-transmitting membrane, the light uniformizing plate, the light gathering plate and the circuit board with the lamp beads are sequentially connected in a clamped mode from outside to inside, and the interior outer plate and the light gathering plate are welded in the lateral direction or the vertical direction to be reinforced and fixed. According to the utility model, the combination of the interior decoration type crystal effect decorating part and the atmosphere lamp realizes the crystal light effect. The effect of the interior atmosphere lamp is enriched, and besides the crystal effect of the surface, the texture of lamplight is also enriched through the application of the light-transmitting film.
Owner:CHERY AUTOMOBILE CO LTD

Diamond cutting and polishing composite machine tool

The invention relates to the technical field of machining machine tools, and discloses a diamond cutting and polishing composite machine tool which comprises a machine tool body, a portal frame, a first sliding table, a second sliding table, a first X-axis driving mechanism, a second X-axis driving mechanism, a Y-axis saddle, a Y-axis driving mechanism, a Z-axis saddle, a Z-axis driving mechanism and a laser device assembly. A first chuck is arranged on the AC-axis rotary table; a polishing mechanism is arranged on the second sliding table, and a gripper used for transferring the diamond of the first chuck to the polishing mechanism is arranged on the Z-axis saddle. According to the diamond cutting and polishing composite machine tool, a cutting structure and a polishing structure are integrated on the same machine tool, continuous automatic machining from cutting to polishing is achieved, the transfer time between procedures is shortened, manual intervention is reduced, and the machining efficiency is remarkably improved. In addition, the polishing mechanism ensures that each facet can be polished under stable and appropriate pressure through multi-angle adjustment and real-time polishing pressure detection.
Owner:GUANGDONG ORIGINAL POINT INTELLIGENT TECH CO LTD +1

Iron gradient in polycrystalline diamond compacts; blanks, cutters and cutting tools including same; and methods of manufacture

Polycrystalline diamond compacts, polycrystalline diamond blanks, polycrystalline diamond cutters, and tools incorporating same for cutting, milling, grinding, drilling and other abrasive operations, particularly in metal cutting applications, include a diamond table having a gradient in iron content that increases as distance into the volume of the diamond table increases. The iron gradient increases resistance to wear, such as in interrupted milling tests. The disclosure further relates to methods of manufacturing polycrystalline diamond compacts having a gradient in iron concentration in the diamond table, blanks and cutters including polycrystalline diamond compacts, cutting tools incorporating such compacts, blanks and cutters, and methods of cutting, milling, grinding and drilling, particularly metal machining, using such compacts, blanks, cutters, cutting tools and drill bits.
Owner:DIAMOND INNOVATIONS INC

A wall plate fixing device for diamond facet shaping and a method of installing the same

The application discloses a wallboard fixing device first-level installation method for diamond cutting surface modeling, which comprises square steel, U-shaped guide rails, an adjusting assembly and an installation pipe, the adjusting assembly comprises a connecting pipe, first and second connecting blocks are fixedly connected to two ends of the connecting pipe, sliding blocks and connecting plates are arranged on opposite surfaces of the first and second connecting blocks respectively, and a rotating shaft is installed on the outer side of the connecting plate through a fixing plate. By adjusting the length of the connecting pipe, the overall length of the adjusting assembly can be adjusted, and then the inclination angle of the honeycomb aluminum plate and the stone plate can be adjusted. Meanwhile, by using the sliding cooperation between the adjusting assembly and the U-shaped guide rails, the honeycomb aluminum plate and the stone plate can be quickly installed without the need of holding and fixing installation, so that the operation is simple, time and labor are saved, the stone plate is not prone to being damaged, and the adjacent two honeycomb aluminum plates can be tightly butt-jointed together, so that the best splicing effect is achieved.
Owner:SHANGHAI BUILDING DECORATION ENG GRP CO LTD

Diamond cutting angle intelligent adjusting system based on optical feedback

The invention discloses a diamond cutting angle intelligent adjusting system based on optical feedback, and relates to the technical field of optics and automation, the diamond cutting angle intelligent adjusting system comprises a system integration and test module, the system integration and test module is in communication connection with an optical characteristic detection module, an intelligent cutting optimization module and a control system and alarm module; the optical characteristic detection module presets 18 cutting surfaces and collects light data according to the diamond cutting angle adjustment process by using a high-speed CMOS image sensor and a spectrum and polarization analyzer; the intelligent cutting optimization module carries out data visualization and predicts an optimal cutting angle by adopting a convolutional neural network algorithm and a physical model; the control system and the alarm module dynamically adjust the angle of the cutter according to the prediction result and give an abnormal prompt; the system integration and test module integrates all the modules, establishes an MATLAB automatic test framework, simulates a cutting scene, carries out stress and long-time operation tests, and ensures the 18-face cutting effect. The whole system realizes an integrated process from data acquisition and analysis to monitoring and testing.
Owner:GUANGZHOU XIYING GARMENT ACCESSORIES CO LTD

Single crystal silicon rod slicing device

The invention discloses a single crystal silicon rod slicing device, and relates to the technical field of single crystal silicon processing, the single crystal silicon rod slicing device comprises a processing base, a supporting table, a silicon rod placing rack and a linkage cutting assembly, the supporting table is installed on the processing base through a first supporting stand column, and the silicon rod placing rack is arranged on the top of the supporting table through a second supporting stand column; the linkage cutting assembly and the U-shaped support are installed on the table top of the supporting table. The core of the device is that when the linkage cutting assembly drives the single crystal silicon rod to move quantitatively, the diamond cutting line completes slicing synchronously, and the cut silicon wafer falls off through the discharging channel and falls into the discharging water tank after being buffered by the rubber rod on the driving disc. According to the device, cyclic operation is achieved through precise transmission of the bevel gear, the belt pulley, the gear and the rack in cooperation with the elastic reset mechanism, the structure is simplified, the slicing efficiency and continuity are improved, the thickness uniformity and edge integrity of the silicon wafer are guaranteed, the breakage rate is reduced, machining parameters can be adjusted by replacing the corresponding gear, environment friendliness and adaptability are both considered, and practicability is high.
Owner:JIANGSU CINO SEMICON TECH CO LTD

Diamond cutting multi-station clamping device

The utility model relates to a clamping device, belongs to the technical field of diamond cutting, and particularly relates to a diamond cutting multi-station clamping device which comprises a table top, and a sliding rail is arranged at the top of the table top. A second hydraulic cylinder is started to contract, a strip-shaped block on a connecting block is driven to move, a limiting clamp on a long block is driven to fix a diamond, then a rotating cutting assembly is started to cut the diamond, a first hydraulic cylinder is started to move a rack on a sliding rail, a rotating shaft on a gear is driven to rotate, and the diamond is cut. According to the diamond cutting device, the diamond is fixed when being cut, meanwhile, the diamond can be conveniently rotated, the practicability of the device is improved, and the problems that when an existing device is used for cutting bricks and stones, most of the devices are fixed and cannot be adjusted to a certain degree, and the cutting efficiency is high are solved. And certain limitation exists during use, so that the practicability of the device is reduced.
Owner:河南璨然珠宝有限公司

Diamond fretsaw with efficient cutting function

The utility model relates to an efficient cutting diamond fretsaw, and belongs to the technical field of cutting equipment, the efficient cutting diamond fretsaw comprises a workbench, the workbench is provided with a clamping mechanism used for clamping a workpiece, the top surface of the workbench is provided with a guide inclined surface, and the inclined lower end of the guide inclined surface is provided with a chip collecting groove; an air blowing pipe with the two ends closed is horizontally arranged at the inclined upper end of the guide inclined face, an air nozzle is arranged on the air blowing pipe, and a plurality of air blowing holes are formed in the side, close to the chip collecting groove, of the air blowing pipe and all face the guide inclined face. After the air nozzle is externally connected with the air source, the air blowing pipe blows air towards the clamping mechanism through the air blowing hole, the fret saw body passing through the clamping mechanism can be efficiently blown in time, so that chips on the surface of the fret saw body are removed, and the situation that the cutting performance is reduced due to the fact that a diamond cutting edge of the fret saw body is covered with the chips is avoided; therefore, the sharpness of the diamond cutting edge on the surface of the fret saw body is guaranteed, and the cutting efficiency of the fret saw is improved.
Owner:CHANGZHOU AIKETE ELECTROMECHANICAL TECH CO LTD

Diamond Segment Die Separator

ActiveCN222725460UDiamond cuttingTool bit
The utility model discloses a diamond cutter head mold separation machine, comprising a machine platform, and a first turntable, a second turntable, a first manipulator and a second manipulator arranged on the machine platform. The first turntable is provided with a plurality of first clamping mechanisms and a plurality of first lifting mechanisms which are distributed in an annular manner. The first clamping mechanism can clamp the mold frame. The first lifting mechanism is located below the first turntable. The first lifting mechanism can lift up the mold in the mold frame which is equipped with a diamond cutter head and a pressing block. The second turntable is provided with a plurality of mold removal devices which are distributed in an annular manner. The first manipulator can transfer the mold to the mold removal device. The mold removal device can lift up the diamond cutter head and the pressing block in the mold and extend them out of the mold. The second manipulator can transfer the empty mold back to the mold frame. The utility model adopts a double turntable structure, so that when one of the mold removal devices is removing the mold, the first manipulator can place a new mold on the next mold removal device without waiting, so the efficiency is higher.
Owner:DONGGUAN SHANGLI INTELLIGENCE EQUIP CO LTD

Laser in-situ ultrasonic vibration multi-tool auxiliary internal thread machining device and method

The invention discloses a laser in-situ ultrasonic vibration multi-tool auxiliary internal thread machining device and method, and belongs to the technical field of precise non-traditional machining. Laser emitted by a laser generator is emitted through a laser output head, is collimated by a collimating lens, then passes through a central through hole of an ultrasonic transducer and then is emitted into a first blind hole in the center of a tool holder; the collimated laser is divided into a plurality of light beams through a beam splitting lens and a reflecting lens in a first blind hole in the center of a tool handle, and the light beams are emitted into second blind holes in a plurality of threading tools through a laser emitting opening, are focused through a focusing lens arranged in the internal threading tool and are emitted out through a diamond tool nose of the internal threading tool; one-time machining forming is achieved, the machining time is shortened, the machining efficiency is greatly improved, the quality of the machined surface is improved, the machining precision is guaranteed, the laser pointing precision and stability are guaranteed, and tool abrasion is reduced.
Owner:CHANGCHUN UNIV OF SCI & TECH

Diamond cutter capable of cutting at high speed

The utility model discloses a high-speed cutting diamond cutter, which comprises a mounting frame, the rotating mechanism comprises an annular shaft, clamping teeth are fixedly connected to the outer wall of the annular shaft around the circumference at equal intervals, the outer walls of the clamping teeth are meshed with gears, and the inner wall of the circumference of each gear is in driven connection with a fixing rod; the turnover mechanism comprises driven teeth which are fixedly connected around the outer wall of the circumference of the annular shaft, the outer wall of the circumference of the annular shaft is sleeved with six connecting cylinders at equal intervals around the circumference, and the inner walls of the circumferences of the connecting cylinders are fixedly connected with corresponding teeth; the fixing mechanism comprises a connecting frame fixedly connected to the inner wall of the mounting frame, and further comprises a telescopic mechanism and a cutter. The problems that when a cutter is used for cutting or grinding a hard material, the cutter is prone to being damaged or fractured, fractured fragments are thrown out by the cutter rotating at a high speed, the fragments moving at the high speed make contact with the body and damage is caused, and the working hidden danger of surrounding workers is increased are solved.
Owner:YANTAI HAIGERUI TOOL MFG CO LTD

Hole machining integrated forming cutter with multi-blade design

The utility model relates to the technical field of cutters, in particular to a hole machining integrated forming cutter with a multi-blade design. In order to solve the problems that traditional complex hole machining procedures are extremely tedious, the yield in unit time is rarely relieved, and the production benefit is greatly reduced, the following technical scheme is provided that the cutter comprises a cutter body, two sets of first diamond cutting blades are welded to one end of the cutter body, and the two sets of first diamond cutting blades are symmetrically arranged on the outer side of the cutter body; a fine cutting part is arranged on the first diamond cutting blade; the second diamond cutting blades, the third diamond cutting blades and the fourth diamond cutting blades are welded to the outer side of the cutter body, and the two sets of second diamond cutting blades, the two sets of third diamond cutting blades and the two sets of fourth diamond cutting blades are symmetrically arranged on the outer side of the cutter body. According to the utility model, the replacement time of the cutter body and the waiting time between working procedures are reduced, so that the overall processing efficiency is greatly improved, the yield in unit time is obviously increased, and the production benefit is improved.
Owner:HUNAN JIANXING INTELLIGENT TECH CO LTD

SVVRON effect - 3D TV and cameras (without glasses)

The invention relates to enhanced image capturing devices and to enhanced image producing devices so that they can capture and produce 3D images without the need for the viewer to wear any equipment. The proposed solution is inspired by ray optics, geometry, mirrors, diamond cut, eyes, rods and cones of the human eye, and the design of the retina of the human eye. It does not "deceive" the eye and the brain, it does not manipulate the image to produce a 3D effect as the current technology does. The invention describes how to change the light sensors and light emitters and their layout in imaging devices like cameras and TV screens to capture and produce 3D images, regardless of whether directional information can be captured by the image sensors and emitters.
Owner:尼尚·夏尔玛

Method for preparing titanium-containing Si-Fe alloys from recycled coal gangue and diamond cutting silicon waste

This invention discloses a method for preparing titanium-containing Si-Fe alloys from recycled coal gangue and diamond cutting silicon waste, belonging to the field of resource recycling and alloy preparation technology. The invention includes: (1) crushing and grinding coal gangue to obtain coal gangue powder; (2) mixing the coal gangue powder with a slagging agent and then sintering it to obtain a mixed sintered material; (3) vacuum drying the diamond cutting silicon waste to obtain dry diamond cutting silicon waste; (4) mixing the mixed sintered material and the dry diamond cutting silicon waste in a specific ratio, and then heating and reducing the mixture under an inert atmosphere to obtain a titanium-containing Si-Fe alloy melt and slag; (5) separating the titanium-containing Si-Fe alloy melt and slag to obtain a titanium-containing Si-Fe alloy and reduction residue. This invention achieves the synergistic recycling of coal gangue and diamond cutting silicon waste, realizing the purpose of preparing high-value-added products from low-value solid waste.
Owner:KUNMING UNIV OF SCI & TECH

Grinding wheel replacing grinding with cutting

A grinding wheel replacing grinding with cutting comprises a base and at least ten or more diamond cutting units, the diamond cutting units are arranged on an outer ring portion of the base and arranged in the circumferential direction of the base, each diamond cutting unit comprises two or more diamond blades, the diamond blades are arranged in the circumferential direction of the base, and the diamond blades are arranged in the circumferential direction of the base. The diamond cutting units are arranged on the base and extend in the radial direction of the base, and in each diamond cutting unit, the difference between the highest vertexes of the diamond blades does not exceed 100 micrometers.
Owner:宋健民

Glass cutting machine with high positioning precision

The utility model discloses a glass cutting machine with high positioning accuracy, which comprises a frame, sliding chutes are arranged on two sides of the frame, a sliding frame is movably connected between the sliding chutes, two sides of the frame are movably connected with threaded rods, the threaded rods are in threaded connection with the sliding frame, one side of the frame is provided with a power component, and the other side of the frame is provided with a driving component. A screw rod is movably connected to the top of the sliding frame, a first sliding block is movably connected to the outer side of the screw rod, an air cylinder is fixedly connected to the bottom of the first sliding block, a connecting plate is fixedly connected to one end of a piston rod of the air cylinder, a cutting assembly is installed at the bottom of the connecting plate, and a bottom plate is installed in the frame. According to the glass cutting device, a worker can conveniently and accurately cut glass, meanwhile, the glass of different sizes can be stably clamped through matched use of the clamping frame and the screw, and the situation that the air cylinder directly drives the diamond cutting knife to move downwards, so that the glass is stressed greatly, and consequently the glass is broken can be avoided.
Owner:WUXI TIANKUN PHOTOELECTRIC TECH CO LTD +1

A brazed diamond bead wire saw provided with cooling channels

The present application relates to a kind of brazed diamond bead stringing rope saws of cooling channel, including bead and steel rope;Bead includes matrix, matrix inside is adapted to the joint between the setting adhesive filler and steel rope, the both ends of matrix are set as working end, diamond cutting layer is set on working end, and the diameter of middle part in matrix is less than the diameter of working end and forms cooling channel.The middle section of matrix is reduced in diameter, there are two working ends on matrix, and the cooling channel formed between two working ends, so that effect is greatly improved, it is beneficial to reduce diamond wear rate, the channel simultaneously plays the role of chip, greatly shorten the axial chip removal distance, reduce friction resistance and the wear of powder dust to binder, thereby indirectly reduce the requirement to binder density and the requirement to steel wire strength, it is beneficial to the development of small diameter of rope saw.Solve the problem that the existing brazing mode limits the small diameter development of bead and has short service life.
Owner:GUILIN GRIND-ACAD MATERIAL TECH CO LTD +1

A design method for a cylindrical diamond dressing tool for dressing internal meshing honing wheels

PendingCN122310801ADiamond cuttingGear wheel
This invention relates to the field of gear machining technology, specifically to a design method for a cylindrical diamond dressing tool for dressing internal meshing honing wheels. The method includes: determining the design parameters of the cylindrical diamond dressing tool; determining the working clearance angle; calculating the installation parameters; obtaining the cutting edge on the tool end face from the calculated offset conjugate surface; and using 3D software to axially helically stretch the cutting edge on the end face to obtain a 3D solid model of the tool. This design method can produce a cylindrical diamond dressing tool with a structural clearance angle, which not only simplifies the tool manufacturing and inspection process but also improves the strength and durability of the diamond cutting edge.
Owner:JIANGSU UNIV +1

Floor drain (diamond cut)

1. The name of this design product: Floor drain (diamond cut style). 2. Purpose of this design product: floor drain used for shower pedal. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic drawing 1. 5. Designate Design 1 as the base design.
Owner:FOSHAN SANWEIYU BUILDING MATERIALS CO LTD

Gemstone cutting analysis

The present embodiments relate to methods and systems for analyzing and representing the appearance of diamonds, and interactive network-based diamond cutting encyclopedia. These analytical methods involve the use of several unique techniques designed to accurately capture and represent nuance differences of different diamond cuts. Graphical representation converts such complex gemstone data into a format accessible and understandable by non-professional users. Diamond cutting encyclopedia generated by a unique enumeration algorithm provides comprehensive and detailed resources for both experts and amateurs. The present embodiments present a significant progress in the field of gemstone, providing a higher precision, user-friendly interface for diamond analysis, and an efficient method for creating a comprehensive, interactive diamond cutting encyclopedia.
Owner:GEMOLOGICAL INSTITUTE OF AMERICA INC

A method for laser separating a diamond single crystal

The application relates to a method for separating a diamond single crystal by laser, and relates to the technical field of diamond cutting. A modified layer is formed on the single crystal diamond by a picosecond laser, and then the single crystal diamond is separated along the modified layer by a cleaving machine. The application has the advantages of high efficiency, high product breaking resistance, no taper on the broken surface, and no ablation marks on the upper and lower surfaces.
Owner:INNER MONGOLIA JUNRUI TECHNOLOGY CO LTD

Metal wire ring and diamond cutting line

The utility model discloses a metal wire ring which comprises a metal wire, the metal wire comprises an inner core base body and a metal outer layer, the metal outer layer is a weldable ductile metal layer, and the metal outer layer covers the outer surface of the inner core base body; the metal wires are woven into a ring shape in one or more modes of end-to-end connection, self-winding and mutual winding of more than two strands, and the tail ends of the metal wires are welded and fixed through the metal outer layer. The joint position of the metal wire ring is convenient to fix and not easy to loosen, and the whole flaws and weak spots are few. On the basis, the utility model further discloses a diamond cutting line which comprises the metal wire ring and diamond abrasive particles, and the diamond abrasive particles are plated and solidified on the outer surface of the metal wire ring. The diamond cutting wire is long in service life, and the risks of loosening and fracture failure are small in the using process.
Owner:XIAMEN WEIDU NEW MATERIAL CO LTD

U-shaped tooth diamond cutting saw blade

The utility model discloses a diamond cutting saw blade with U-shaped teeth. The diamond cutting saw blade comprises a base body, a reinforcing part is arranged in the center of the base body and protrudes towards the two side faces of the base body, a mounting hole is formed in the center of the reinforcing part, a plurality of first heat dissipation holes are formed in the peripheral edge of the reinforcing part at intervals, a cutting part is arranged on the edge of the base body, and a plurality of second heat dissipation holes distributed at intervals are formed between the cutting part and the reinforcing part. A plurality of protruding U-shaped teeth distributed at intervals are arranged on the two side faces of the cutting part. The cutting part is arranged on the edge of the base body, the U-shaped teeth are arranged on the cutting part, the cutting part and the U-shaped teeth are made of the matrix alloy and the diamond particles, the openings of the U-shaped teeth can accelerate chip removal efficiency, the micron-sized grooves in the surfaces of the U-shaped teeth can improve the cutting performance, and therefore the overall cutting performance of the base body is improved.
Owner:JIANGSU JINYUANSU ULTRAHARD MATERIAL CO LTD

Sapphire crystal bar head and tail removing device

The utility model provides a head and tail removing device for a sapphire crystal bar, which comprises a bottom plate, a fixing component and a tail removing component, comprising a set of V-shaped brackets arranged above a bottom plate and used for supporting sapphire crystal bars, a set of V-shaped pressing frames located above the V-shaped brackets, an automatic lifting structure arranged below the set of V-shaped brackets and a downward pressing structure arranged on one side of the set of V-shaped pressing frames. And the cutting assembly is arranged above the bottom plate and comprises a group of diamond cutting wheels arranged above the bottom plate and a transmission structure arranged between the group of diamond cutting wheels. Through cooperation of the fixing assembly and the cutting assembly, the sapphire crystal bar can be clamped and fixed through the fixing assembly, the stable crystal bar can descend to make contact with the diamond cutting wheel, and therefore the head and the tail of the crystal bar are synchronously cut and removed, the machining efficiency is improved, and when the head and the tail of the crystal bar are removed, the machining efficiency is improved. And therefore, the flatness of the cutting surface of the crystal bar can be ensured, and subsequent processing is facilitated.
Owner:XUZHOU DEKAI NEW MATERIALS CO LTD

Cutting equipment capable of detecting performance of brazed diamond cutting saw blade

The utility model provides cutting equipment capable of detecting the performance of a brazed diamond cutting saw blade, which comprises a bottom frame, a speed regulating motor arranged on the bottom frame, an eccentric wheel arranged at the power output end of the speed regulating motor, a linear guide rail and a support rod arranged on the bottom frame, and a sliding block arranged on the linear guide rail in a sliding manner, a tension spring forcing the sliding block to be attached to the eccentric wheel is arranged between the sliding block and the supporting rod. A mounting frame is hinged to the sliding block, an angle grinder is arranged on the mounting frame, a diamond saw blade used for cutting a profile is arranged at the power output end of the angle grinder, an air cylinder is arranged at the bottom of the bottom frame, the telescopic end of the air cylinder penetrates through the bottom frame to abut against the bottom of the mounting frame, and the telescopic end of the air cylinder is sleeved with a tension spring; the two ends of the tension spring abut against the telescopic end of the air cylinder and the bottom frame respectively. The bottom frame is further provided with a guide mechanism aiming at the sectional materials, and a transverse limiting lead screw is further connected to the bottom frame in a screwed mode. According to the structural design, the sectional material can be conveniently and repeatedly cut, and the accumulated cutting frequency and time length can be conveniently counted.
Owner:YUZHOU SEVEN PARTY SUPERHARD MATERIAL PROD

A multi-blade saw tooth diamond compact, drill bit and preparation method thereof

This application provides a multi-tooth diamond composite sheet, a drill bit, and a method for preparing the same, relating to the field of superhard composite materials technology. The multi-tooth diamond composite sheet includes: a cemented carbide matrix with a D-shaped cross-section, and multiple radially continuously arranged serrated matrix cutting edges on the side plane of the cemented carbide matrix; and a polycrystalline diamond layer with a D-shaped cross-section identical to that of the cemented carbide matrix, and multiple radially continuously arranged serrated diamond cutting edges on the side plane of the polycrystalline diamond layer. This application arranges the matrix cutting edges and diamond cutting edges evenly along the radial straight line of the straight side of the D-shaped composite sheet, ensuring all serrations have the same tooth height. All diamond cutting edges can simultaneously and at the same depth penetrate the rock strata, and the drilling pressure and impact load are evenly distributed among all serrations, completely eliminating the stress imbalance defect in existing circumferential tooth arrangement structures where some teeth penetrate deeply and are overloaded, while the remaining teeth are shallowly cut or idle.
Owner:WUHAN NINESTONES SUPERABRASIVES CO LTD

A method for preparing atomically sharp diamond cutting edges

The present invention belongs to the field of atomic precision machining and discloses a method for preparing an atomically sharp diamond edge, comprising the following steps: Step 1: determining the geometry of the atomically sharp diamond edge; Step 2: using a femtosecond laser to trim the diamond surface to a specific crystal orientation; Step 3: designing a clamping device for the atomically sharp diamond edge; Step 4: using a focused ion beam to prepare nanometer-sized diamond micropillars and transfer them to the edge clamping device; Step 5: using argon plasma polishing technology to achieve atomic-level flatness on the surface of the diamond nanopillars; Step 6: using X-Nano multi-degree-of-freedom nanomanipulation technology to achieve atomic-level cleavage of the diamond nanopillars; Step 7: using a spherical aberration electron microscope to characterize and verify the atomically sharp diamond edge. The present invention achieves the preparation of an atomically sharp diamond edge with an edge blunt radius through micro-nano machining and atomic-scale controllable cleavage methods.
Owner:ZHEJIANG UNIV

Electroplated gemstone cutting saw blade and process for manufacturing same

The present application relates to a kind of electroplated gem cutting saw blade and its manufacturing process, belong to diamond cutting abrasive tool technical field.It includes: the sawtooth-shaped periphery of base body and diamond layer, the sawtooth-shaped periphery of the base body is inclined plane, the diamond layer is plated on the inclined plane, the diamond layer is single layer in the radial direction of the inclined plane, in the inclined plane of the single sawtooth of the base body, the area of diamond particles to be plated is electroplated layer, diamond particles in the diamond layer are wrapped and plated in the electroplated layer, in the radial direction of the inclined plane, the thickness of the electroplated layer is greater than the particle size of the diamond particles.The saw blade in the present application is light, efficiency and life are greatly improved, is suitable for thinning, meets strong or high linear speed cutting, also suitable for multi-piece scale manufacturing, and manufacturing cost is low.
Owner:GUILIN GRIND-ACAD MATERIAL TECH CO LTD +1

Automatic sheet correcting, stacking and boxing device and method

The invention discloses an automatic sheet correcting, stacking and boxing device and a boxing method, and relates to the technical field of automatic equipment.The device comprises a workbench, a sheet feeding mechanism, a material box feeding mechanism, a box cover feeding mechanism, a material box discharging mechanism, a stacking, correcting and arranging mechanism, a sheet taking mechanism and a boxing manipulator; the stacked material correction and arrangement mechanism adopts a two-stage correction structure of primary single-side preliminary correction and secondary double-side four-side fine correction, so that the sheets can be prevented from being extruded and damaged, and the stacked material correction and arrangement mechanism has a function of automatically removing unqualified products; the boxing manipulator integrates a three-axis moving mechanism, a lamination boxing clamping finger, a material box clamping jaw and a box cover suction cup, box taking, sheet loading and covering operation is completed through one machine, full-process automation of sheet feeding, sheet taking, secondary correction, sheet stacking, boxing, covering and discharging is achieved, and the full-automatic sheet stacking and boxing machine has the advantages of being reliable in correction, compact in structure, stable in operation, high in efficiency and high in yield. The device is suitable for automatic boxing production of precise sheets such as electronic screens and sintered diamond cutting sheets.
Owner:JIANGSU COLLEGE OF INFORMATION TECH