216 results about "Diamond knife" patented technology

The invention discloses a high-performance diamond cutter wear detection device and method, and relates to the technical field of wear detection, and the device comprises a structural characteristic obtaining module which obtains cutter structural characteristics; the cutting working condition characteristic acquisition module is used for acquiring cutting working condition characteristics of the cutter; the wear risk assessment module is used for carrying out wear risk assessment; the maintenance period optimization module is used for receiving the real-time cutting working condition and adaptively optimizing the tool maintenance period and the detection index priority; and the optimization module is adjusted, and the real-time cutting parameters are optimized. The technical problems that the detection frequency cannot be dynamically optimized according to different cutting working conditions, the timeliness and accuracy of wear detection are insufficient, and the service life of the tool is influenced in the existing tool wear detection are solved, and the purposes of dynamically adjusting the detection period and the index priority according to the change of the cutting working conditions, improving the timeliness and accuracy of wear detection and improving the working efficiency are achieved. The service life of the cutter is prolonged, and the technical effect of online nondestructive flaw detection of the high-performance diamond cutter is achieved.

The invention discloses a uniformly distributed saw blade and a preparation method thereof, and relates to the technical field of saw blades. The evenly-distributed saw blade comprises a base body and tool bits, a plurality of tool bits are annularly welded to the periphery of the base body, a plurality of diamonds are distributed on the tool bits through a net plate adsorption evenly-distributed technology, the tool bits are formed by sintering matrix powder, and the matrix powder comprises, by weight, 30%-40% of copper powder, 20%-30% of copper-tin diffusion powder, 10%-20% of carbonyl iron powder and 5%-10% of nickel powder. And 10%-15% of tin powder. According to the saw blade preparation process, a screen adsorption uniform distribution process and saw blade uniform distribution design are adopted, it is guaranteed that when the first diamond is consumed by 1 / 5-2 / 3, the second diamond can be exposed, it is guaranteed that edges are exposed when the diamonds are consumed to any height, and the cutting continuity of the diamonds is improved. The diamond of 60-100 meshes is used in the saw blade, a finer cutting face can be formed in the cutting process, and the saw blade is suitable for machining tasks with the high requirement for cutting precision. The 60-100-mesh diamond particles are suitable for cutting hard and brittle materials, and edge breakage and cracks of the materials can be reduced in the cutting process.

The utility model provides a diamond saw blade that effectively prevents the cutter head from breaking, comprising: a saw blade body, wherein the interior of the saw blade body is provided with a plurality of slots in an equidistant annular shape, wherein a diamond blade is mounted inside the saw blade body through the slot, wherein the diamond blade is mounted in a plurality of slots. The utility model provides a diamond saw blade that effectively prevents the cutter head from breaking, wherein the cutter head of the diamond saw blade is easy to break during use, and the diamond blade is mounted inside the slot to effectively protect it, thereby reducing the probability of breakage during cutting, and at the same time, when a certain diamond blade is damaged, the entire diamond saw blade must be replaced, resulting in a high replacement cost, and when a certain diamond blade is damaged, the corresponding bolt is loosened, and at this time, the fixation between the diamond blade and the saw blade body is released, thereby facilitating the removal of the damaged diamond blade and inserting a new diamond blade into the interior of the saw blade body through the slot.

The invention relates to the technical field of diamond saw blades, in particular to a diamond saw blade and a manufacturing method thereof.The diamond saw blade comprises a main base body, a diamond tool bit is arranged on the main base body, and the diamond tool bit is used for sawing a workpiece; the diamond tool bit comprises the following raw materials in parts by weight: 35-40 parts of diamond powder, 10-15 parts of silicon carbide, 9-13 parts of a modified additive, 2-5 parts of cerium powder, 2-5 parts of nickel powder, 2-5 parts of copper powder and 8-12 parts of a coordination treatment agent. According to the diamond saw blade, the main base body is matched with the diamond tool bit, meanwhile, the diamond tool bit adopts diamond powder as a base body material, silicon carbide, cerium powder, nickel powder and copper powder are added, meanwhile, a modified additive and a coordination treating agent are added, and the performance effect of a system is enhanced through blending and mutual assistance of the raw materials; the product realizes coordinated improvement of impact toughness, wear resistance and thermal conductivity, and has remarkable salt fog and water wet resistance and cold and heat stability effects.

The utility model relates to the technical field of refined steel stone cutting discs, in particular to a diamond cutting disc with good heat dissipation performance, which comprises a diamond cutting disc body, the diamond cutting disc body comprises a base body and a plurality of diamond tool bits uniformly arranged on the outer circumference of the base body, and a plurality of heat dissipation grooves are circumferentially arranged on the base body. The heat dissipation grooves are communicated with the diamond tool bits in a one-to-one mode, heat conduction ring strips making contact with the diamond tool bits are fixedly installed in the heat dissipation grooves, and flow guide grooves are formed in the heat conduction ring strips. Heat dissipation can be conveniently conducted on the base body and the diamond tool bits together in the cutting process, and the base body and the diamond tool bits both achieve the high heat dissipation effect.

The invention provides a diamond cutter for trimming an inner gearing honing grinding wheel. The diamond cutter comprises an annular cutter base body and a diamond layer arranged on the front side of the cutter base body. The diamond layer and the cutter base body are coaxially fixed; and modification helical teeth are arranged on the periphery of the diamond layer, so that end face tooth blades of the modification helical teeth are used for trimming the honing grinding wheel. The diamond cutter is of an outer tooth-shaped bevel gear structure, when meshing finishing is conducted on the honing grinding wheel, material removal is conducted on the honing grinding wheel only by means of the end face tooth blades of the modification bevel teeth on the diamond layer, the modification bevel teeth are provided with modification tooth shapes, tooth shape modification of the honing grinding wheel can be achieved, and the honing grinding wheel is not prone to being damaged. Meanwhile, the gear honing machine tool moves to drive the diamond cutter to realize tooth direction modification on the tooth surface of the honing grinding wheel; due to the fact that the tooth surfaces of the modification helical teeth are not in contact with the tooth surfaces of the honing grinding wheels, the device can be suitable for finishing the honing grinding wheels with different tooth direction modification requirements.

The utility model relates to the field of woodworking tools. The combined type diamond cutting straight cutter comprises a cutter handle and a cutter body arranged at the front end of the cutter handle, the cutter body is provided with at least one pair of installation parts, the installation parts extend in the length direction of the cutter body, blades are welded and fixed to the installation parts, and the outer side edges of the blades extend outwards to exceed the cutter body to form cutting parts; one part of the blades is a hard alloy blade, and the other part of the blades is a diamond blade. According to the utility model, the service life is relatively long while the sharpness is ensured.

The invention discloses a manufacturing method of a grinding wheel for a high-uniformity and easy-to-sharpen grinding single crystal diamond cutter, and belongs to the field of superhard materials and products in machining, the manufacturing method mainly comprises the steps of wet mixing, tape casting, laser cutting, lamination, matrix surface treatment, integrated sintering, size processing, sharpening and the like, and finally the grinding wheel with the total thickness of an abrasive layer being 7-15 mm is formed. The grinding wheel layer is formed by intersecting and laminating a piece a and a piece b, the height of diamonds at the junction of the piece a and the piece b tends to be consistent, the diamond exposure height and smoothness are better compared with direct feeding sintering, meanwhile, the piece a can be designed to be of a porous structure through proper binder selection, and therefore the dressing efficiency is further improved, and the dressing effect is better. And higher processing quality and efficiency of the diamond cutter are indirectly improved.

The present invention proposes a diamond tool for dressing an internal meshing honing wheel, the diamond tool comprising an annular tool base and a diamond layer disposed on the front side of the tool base; the diamond layer is coaxially fixed to the tool base; and a trimming bevel tooth is provided on the outer periphery of the diamond layer so that the end face tooth edges of the trimming bevel tooth are used to dress the honing wheel. The diamond tool of the present invention is an external tooth helical gear structure. When meshing and dressing the honing wheel, material is removed from the honing wheel only by relying on the end face tooth edges of the trimming bevel tooth on the diamond layer. The trimming bevel tooth has a trimming tooth profile, which can achieve tooth profile modification of the honing wheel. At the same time, the movement of the honing machine tool drives the diamond tool to achieve tooth direction modification of the honing wheel tooth surface. Since the tooth surface of the trimming bevel tooth does not contact the tooth surface of the honing wheel, it is suitable for dressing honing wheels with different tooth direction modification requirements.

A tool changing device of a diamond lathe belongs to the technical field of diamond lathes and comprises a moving structure and a tool changing table, a tool changing structure is fixedly mounted at the top of the tool changing table, and a tool magazine structure is fixedly mounted at the top of the tool changing table; a telescopic rod of a first electric push rod drives an electric cylinder to move upwards through driving of the first electric push rod, then two sets of electric clamping hands clamp one diamond tool bit through starting of the electric cylinder, then the first electric push rod resets to enable the diamond tool bit to descend to the position parallel to the tool bit, and then second electric push rods on the two sides drive the diamond tool bit at the same time. The output shaft pushes the connecting block, due to the fact that the connecting block is hinged to the hinge rods through the rotating rod, when the connecting block is pushed, the hinge rods on the two sides can be turned over around the lower half portion, and due to the fact that one end of the upper portion of each hinge rod is connected with the first sliding groove in a sliding mode, when the hinge rods are turned over, the tool changing block and the sliding block can be driven to move forwards in the second sliding groove. Therefore, the diamond tool bit can be inserted into the tool hole.

The invention discloses a novel method for preparing a metal-based corundum edge grinding wheel through an infiltration method. The method comprises the following steps that S1, titanium powder, aluminum powder and carbon powder are subjected to granulation treatment; s2, performing titanium plating treatment on the surface of the diamond; s3, uniformly mixing all the components by using a three-dimensional mixer; s4, the blank is subjected to infiltration sintering; s5, the sintered diamond tool bit is subjected to edge grinding, and a diamond edge grinding wheel is obtained after welding; and S6, edging and paint spraying treatment are conducted, and the finished edge grinding wheel is obtained. The service time of the diamond edge grinding wheel prepared through the infiltration method ranges from 120 h to 150 h. And the grinding cost and the polishing line energy consumption are greatly reduced, pollutant discharge is reduced, and considerable economic benefits and society can be brought.

The invention discloses a diamond saw blade welding device, and particularly relates to the technical field of diamond saw blade welding, the diamond saw blade welding device comprises a shell, supporting legs are fixedly connected to the four corners of the lower end of the shell, two first cabinet doors are rotatably connected to the front end of the shell, and a second cabinet door is rotatably connected to the left end of the shell; a pressing assembly is arranged on the right portion of the inner surface of the shell, and an auxiliary positioning assembly is arranged on the inner surface of the shell. According to the welding device for the diamond saw blade, the auxiliary positioning assembly is arranged, so that the positions of the base and the diamond tool bit are accurately positioned during welding, position deviation between the base and the diamond tool bit is avoided, poor welding or the precision problem caused by the position deviation is avoided, and the welding quality of the diamond saw blade is improved. The welding precision and stability are improved, the welding quality of the diamond tool bit and the base is ensured, welding defects caused by improper positions are reduced, and the overall welding effect is improved.

The utility model discloses a welding device for diamond blade production, which comprises a case, a first sliding seat connected to the case, a second sliding seat connected to the first sliding seat, a base plate fixed on the second sliding seat, a first positioning column connected to the center of the base plate, and an external spline arranged on the periphery of the first positioning column. A plurality of positioning mechanisms which are circumferentially distributed are arranged on the periphery of the chassis; a machine frame is connected to the machine box, a box body is connected to the machine frame through a lifting mechanism, a rotating column is rotationally connected to the bottom face of the box body, a driving mechanism for driving the rotating column to rotate is arranged in the box body, a U-shaped base is connected to the lower end of the rotating column, a second positioning column is connected to the bottom face of one end of the U-shaped base, and the circle center of the second positioning column is aligned with the circle center of the rotating column. A mounting frame is connected to the U-shaped base through a second left-right displacement mechanism, and a welding gun is mounted on the mounting frame. The rotating column is driven to rotate to drive the U-shaped base to rotate, so that the welding gun rotates with the second positioning column as the circle center, diamond cutter teeth are welded to a blade one by one, and the welding efficiency is greatly improved.

The application discloses a preparation method of a diamond tool bit, and the hot-pressing die of the diamond tool bit is aimed at a drill cutting tool bit and a sharp corner tool bit, the upper pressing head and the lower pressing head are respectively divided into two parts, so that the structure of the die pressing head group is simpler, and the manufacturing cost is lower; and the hot-pressing pressure can be provided according to the shrinkage ratio during hot-pressing sintering, and the use is more flexible; the top of the drilling end surface of the prepared diamond tool bit is formed into a triangular sharp top cutting edge, excellent self-sharpening and sharpness of the tool bit are maintained, wear resistance is high, and the service life is long; the size and shape error of the formed diamond tool bit are small, the precision is high, and the quality is good; the diamond drill bit can quickly cut into the drilled material, the drilling speed of the tool bit is improved, the drilling sharpness is improved, and the cutting stability and safety are ensured.

The invention discloses a large-size hole forming cutter based on a CVD diamond compact and a manufacturing method of the large-size hole forming cutter, and belongs to the field of diamond cutters. The large-size hole forming cutter based on the CVD diamond compact comprises a cutter body, and a first CVD diamond is arranged at the top end of the cutter body; a plurality of sets of second CVD diamonds and third CVD diamonds which are located on the two sides of the cutter body in pairs are arranged below the first CVD diamonds, the first CVD diamonds, the second CVD diamonds and the third CVD diamonds are all welded to the cutter body through hard alloy transition layers, and the cutter body is provided with an anti-chip groove. According to the large-size drilling tool based on the CVD diamond and the manufacturing method of the large-size drilling tool, the problems that an existing tool provided in the background technology is insufficient in abrasion resistance and low in interface bonding strength, and a large-size cutting edge is prone to layering are solved.

The invention provides a diamond saw blade tool bit and a preparation method thereof, and belongs to the technical field of diamond saw blades. The diamond saw blade tool bit is prepared from, by mass, 28%-45% of iron, 23%-35% of copper, 8%-16% of nickel, 10%-22% of cobalt, 3%-9% of tin, 0.2%-1.0% of hollow ceramic balls and 2.0%-4.0% of diamond. The invention further provides a diamond saw blade comprising the diamond tool bit and a base material. By adding the hollow ceramic balls, the effects of weakening the abrasiveness of the matrix, increasing the porosity of the diamond tool bit, facilitating rapid exposure of the diamond and increasing the slotting and polishing speed can be achieved in the diamond matrix. The diamond saw blade provided by the invention is suitable for processing non-metal brittle and hard materials such as expressways, airport runways, bridge engineering, stone processing and the like.

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.

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.

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.

The invention discloses a cutting force measuring method for atomic precision machining, which belongs to the field of atomic precision machining and comprises the following steps of: 1, determining the elastic rigidity of an atomic force microscope probe; step 2, preprocessing an atomic force microscope probe; step 3, preparing a cut sample; fourthly, the atomic-scale sharp diamond cutter is prepared; step 5, installing the sheet sample on an X-Nano multi-degree-of-freedom in-situ transmission electron microscope sample rod; 6, measuring the cutting force by using an X-Nano multi-degree-of-freedom nano control technology; and 7, calculating the displacement of the diamond cutter and the sheet sample in the x direction under different frames, and drawing a relation curve of the cutting stroke and the cutting force. According to the invention, the cutting force measurement of atomic precision processing is realized under the TEM based on the AFM probe, the cutting force measurement range can be flexibly adjusted according to the amplification factor of the TEM and the elastic rigidity of the AFM probe, and the method is suitable for the cutting force measurement of various materials.

The utility model provides a surface quality detection device applied to diamond cutter alloy matrix, which comprises a workbench, a support rod and a track plate, the left side of the top of the workbench is fixedly provided with the support rod, the top of the support rod is fixedly connected with the track plate, the track plate is internally provided with a fixing assembly, and the fixing assembly is fixedly connected with the support rod. The top of the workbench is provided with a detection mechanism, and the right side of the workbench is provided with a rotating mechanism. The gear ring can be driven to rotate at the top of the workbench through the self-locking motor and the gear, the gear ring can drive the fixed ring at the top of the gear ring to rotate while rotating, and the detection ring is fixed at the top of the fixed ring and used for driving the detection ring to rotate at the top of the workbench. Therefore, the cutting edge of the diamond cutter and the detection ring are automatically and repeatedly rubbed in a short time, then the loss degree of the cutting edge is observed, the detection time is shortened, and the detection efficiency of the diamond cutter is improved.

The invention discloses an automatic mould assembling machine for a diamond tool bit, which is applied to the technical field of diamond tool bit production and is characterized in that a negative pressure material moving mechanism is arranged, and the negative pressure material moving mechanism can automatically suck a diamond tool bit material in a temporary storage mechanism into a mould frame structure through a negative pressure suction cup; by arranging the bearing structure and synchronously sucking the material in the bearing structure into the temporary storage mechanism, the work of placing the diamond tool bit material in the mold frame structure can be automatically operated, so that the production efficiency of the diamond tool bit in the mold assembling process can be improved, and the influence of manual placement on the subsequent yield of the diamond tool bit is reduced; the temporary storage mechanism is divided into a plurality of storage cavities, so that a plurality of diamond tool bit materials can be stored at a time, die assembling work of the diamond tool bit materials has a large scale during one-time operation, the die assembling efficiency is greatly improved, and the effect of positioning the diamond tool bit materials can be achieved when the diamond tool bit materials are placed in the temporary storage mechanism.

The utility model relates to the technical field of diamond cutters, in particular to a novel diamond cutter for milling grooves, which comprises a saw disc, saw teeth and a mounting rotating shaft, the sawteeth are provided with fixing assemblies, the mounting groove is formed in the side faces of the sawteeth, two sliding rails are symmetrically mounted in the mounting groove, two sliding grooves used for sliding on the two sliding rails are formed in the lower portion of the blade in parallel, and the first threaded hole is formed in the mounting groove in a penetrating mode and provided with a first half-threaded groove. The first half-thread groove and the second half-thread groove can be spliced into a complete threaded hole, and the inner hexagonal threaded rod can be taken out from the threaded hole formed by splicing the first half-thread groove and the second half-thread groove when rotationally taken out from the first threaded hole, so that the blade is taken down from the sliding rail in a sliding mode through a sliding groove formed in the lower portion of the blade to be replaced. The blade is convenient to replace, the blade is prevented from being damaged to affect the machining effect, and the price efficiency is improved.

The utility model belongs to the technical field of diamond cutters, and particularly relates to a diamond cutter convenient for quick clamping, which comprises a cutter body, a spare piece and a fixing device, a blade is inserted into the inner wall of the cutter body, and the spare piece is inserted into the inner wall of the cutter body; a fixing device is arranged on the inner surface of the cutter body and comprises two containing grooves, the two containing grooves are formed in the surface of the cutter body, inserting columns are slidably connected to the inner walls of the containing grooves of the cutter body, sliding blocks are fixedly connected to the side walls of the inserting columns, inserting holes are formed in the positions, close to the inserting columns, of the surface of the blade, and a blocking device is arranged on the surface of the cutter body and comprises a fixing block. The bottom end of the fixing block is fixedly connected with the surface of the cutter body, the surface of the fixing block is rotationally connected with a sealing plate, and the side wall of the sealing plate is fixedly connected with a push block; by arranging the sliding block and the inserting column, the position of the blade can be limited, meanwhile, the use and operation steps of the tool can be reduced, and therefore the effect of rapidly disassembling and assembling the blade is achieved.

The utility model is suitable for the technical field of diamond blades, and provides a long-service-life diamond blade which comprises a base body, a plurality of blade teeth are installed on the outer side of the base body, each blade tooth comprises an alloy base body, the alloy base bodies are embedded into the outer surface of the base body, and diamond frosted particles are arranged on the outer surfaces, located on the base body, of the alloy base bodies. Four main body heat dissipation grooves are formed in the base body, a plurality of heat conduction columns are fixedly connected between the inner walls of the two opposite sides of the main body heat dissipation grooves, heat conduction strips are embedded in the alloy base body, in the cutting process of the device, the blade tooth part generates heat, the heat can be conducted into the heat conduction columns through the heat conduction strips, the heat is rapidly dissipated through heat dissipation fins, and the heat dissipation efficiency is improved. Different from a heat dissipation mode of an existing diamond blade, the mode can improve the heat dissipation effect on the diamond blade under the condition that the strength of the diamond blade is guaranteed, the phenomenon that heat is accumulated on a base body and cracks due to unsmooth heat dissipation is avoided as much as possible, and the service life of the diamond blade is further guaranteed.

The application discloses a kind of diamond tool bit die-casting mould, belong to diamond blade class manufacturing equipment technical field, this kind of diamond tool bit die-casting mould, including outer mould, first inner mould is slidably connected between the two short ends of the inner side of outer mould, the third inner mould is slidably connected with two long ends of the inner side of outer mould respectively, the second inner mould is engagedly connected between two third inner mould and first inner mould, auxiliary clamping assembly is respectively installed in the middle part of four sides of the outer mould outside.The application is modularized splicing inner mould by adopting the overall structure, so that each part of the inner mould can be flexibly and quickly combined, which facilitates the maintenance and replacement of the mold, reduces the production cost, improves the production efficiency, and the modularized splicing inner mould can provide uniform and stable extrusion force during die casting process, ensuring that the diamond particles and metal powder mixture are fully filled and tightly combined, so as to obtain a diamond tool bit with high performance.

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.

The utility model relates to the technical field of glass tube processing, and provides a cutting device for glass tube processing, which comprises a table body, a rectangular through groove is formed in the center of the table body, an annular plate is fixedly embedded in the rectangular through groove, an annular T-shaped groove is formed in the inner side of the annular plate, a gear ring is movably embedded in the annular T-shaped groove, and the annular T-shaped groove is fixedly embedded in the table body. The T-shaped ring plate is fixedly mounted in the gear ring; firstly, an electric telescopic rod is started to drive a diamond blade of a U-shaped plate to be adjusted, so that the diamond blade is attached to the outer surface of a glass tube, a driving motor is started to drive a gear to rotate through a connecting shaft, the gear drives a meshed gear ring to rotate in an annular T-shaped groove, and the gear ring drives a T-shaped ring plate to rotate; the electric telescopic rod is mounted on the inner side of the T-shaped annular plate through the mounting plate, so that the electric telescopic rod drives the diamond blade to rotate to annularly cut the glass tube, the cutting efficiency is improved, and chippings can be reduced by adopting the diamond blade for cutting.

The utility model discloses a polycrystalline diamond cutter chamfering device which comprises a working platform, the top end of the working platform is fixedly connected with a fourth fixing block, the top end of the fourth fixing block is connected with a roller in a rolling mode, and the outer ring of the roller is connected with a fifth fixing block in a rolling mode. A sixth fixing block is fixedly connected to the top end of the fifth fixing block, a seventh fixing block is fixedly connected to the top end of the sixth fixing block, first open grooves are formed in the upper end and the lower end of the sixth fixing block, and third bolts penetrate through the first open grooves. A fourth fixing block is fixedly connected to the top end of the working platform, a roller is connected to the top end of the fourth fixing block in a rolling mode, the stability of the whole structure can be guaranteed, the fourth fixing block is allowed to move or adjust in the vertical direction through the design of the roller, and the flexibility of the structure is improved; the device is allowed to move in the vertical direction, and further adjusting capacity is provided.

The utility model discloses a monocrystalline diamond cutter, which relates to the cutter field, and comprises a cutter handle and a cutter bar, the outer surface of the cutter handle is provided with a mounting groove, and the top of the cutter handle is fixedly provided with a first magnet. According to the single crystal diamond cutter, through the arranged positioning mechanism, when the annular connecting plate descends along with the cutter bar, the positioning mechanism can automatically conduct diffusion treatment on rubber to be cut, so that the rubber to be cut is straightened; the situation that the service life of a cutter and the machining efficiency of workers are interfered due to the fact that the cutter deviates or the abrasion degree of the cutter is increased when the cutter is used for cutting rubber is avoided; the positioning mechanism can reset when the annular connecting plate ascends and moves along with the cutter bar, and meanwhile it is effectively guaranteed that the positioning mechanism is not prone to loosening when positioning rubber, so that convenience is provided for follow-up cutting of the single crystal diamond blade.