32results about How to "Reduce cutting noise" patented technology

The present invention relates to a pipe cutting machine. The pipe cutting machine of the present invention comprises: a cutting machine body having a cutting board where a pipe to be cut is placed; a pipe mount, which has a mount groove formed in such a manner that the pipe to be cut is mounted thereon in the horizontal direction and includes roller bearings arranged at regular intervals at the inner surface of the mount groove, thereby enabling in-place rotation of the pipe at the mount groove once the pipe to be cut is placed thereon; a rotary blade mount, which includes a hinge shaft installed at the upper side of the pipe mount and a support shaft coupled to the hinge shaft to make a see-saw motion; a motor for driving the rotary blade disposed at the front end side of the rotary blade mount; a piston of a manual hydraulic jack connected to the opposite end to where the rotary blade is disposed, for moving the rotary blade in the vertical direction; and a pipe auxiliary base having an adjustable height disposed at the side of the pipe mount. As such, the pipe is cut as the rotary blade comes in contact with the pipe disposed at the cutting blade and pivots.

The present invention relates to a pipe cutting machine. The pipe cutting machine of the present invention comprises: a cutting machine body having a cutting board where a pipe to be cut is placed; a pipe mount, which has a mount groove formed in such a manner that the pipe to be cut is mounted thereon in the horizontal direction and includes roller bearings arranged at regular intervals at the inner surface of the mount groove, thereby enabling in-place rotation of the pipe at the mount groove once the pipe to be cut is placed thereon; a rotary blade mount, which includes a hinge shaft installed at the upper side of the pipe mount and a support shaft coupled to the hinge shaft to make a see-saw motion; a motor for driving the rotary blade disposed at the front end side of the rotary blade mount; a piston of a manual hydraulic jack connected to the opposite end to where the rotary blade is disposed, for moving the rotary blade in the vertical direction; and a pipe auxiliary base having an adjustable height disposed at the side of the pipe mount. As such, the pipe is cut as the rotary blade comes in contact with the pipe disposed at the cutting blade and pivots.

A small low-noise diamond circular saw blade comprises a saw blade base body and a diamond tool bit. The outer edge of the saw blade base body is evenly provided with circular bottom holes and a turn angle water slot with an inclined opening. The cylindrical area of the saw blade base body is provided with holes which are distributed in a staggered mode. The side edge of the diamond tool bit inclines towards the same direction and the tool bit cutting edge is provided with a slot opening. Through the structure, cooling performance is effectively improved when the small diamond circular saw blade conducts cutting at a high speed, the tool bit stress condition and the tooth portion stress condition in the cutting process are improved, cutting noise is lowered, cutting stability is improved, and service life of a blade body is prolonged.

The invention discloses a transmission case for automatically removing a backlash and cutting, which comprises a housing, wherein an input shaft and an output shaft are arranged in parallel inside the housing; the shaft end of the output shaft extends out of the housing and is provided with a saw blade clamp; one end of the input shaft extends out of the housing and is provided with a power input component; the input shaft and the output shaft are in transmission connection via a gear set; a damping shaft is also arranged inside the housing; a damping gear is arranged on the damping shaft; the damping gear is meshed with an output gear arranged on the output shaft, and a pneumatic damper is arranged at the shaft end of the damping shaft. Due to the pneumatic damper, the rotation of the output shaft is properly limited by the damping shaft and the damping gear; a gear gap generated when a work-piece is cut is removed; bounce of the output gear is stopped; the cutting noise is reduced; the cutting precision is improved; the abrasion of the gear is reduced; the cutting is more stable; a notch is smooth, and the device can be applied to various cutting machines and also can be applied to a polishing machine.

The invention provides a limitation overload large cutting-in impact resistant type dedicated blade and belongs to the technical field of cutting tools used for lathe work. The limitation overload large cutting-in impact resistant type dedicated blade aims at solving the problems that a cutting tool is prone to breaking when impacted due to the fact that the existing cutting tool used in current lathe work is a single-blade welded type lathe tool, the cutting edge of the cutting tool and chips are prone to producing a tool-chip cementation phenomenon due to the fact that no chip breaker groove is formed in the cutting tool, service life of the cutting tool is short, and production efficiency is seriously restricted. A long cutting edge and a short cutting edge are processed in the edge position of the front tool face of the blade. A double-arc-shaped tool nose is processed in the corner portion of the front tool face of the blade. The side face of a protruding platform of the front tool face of the blade is a round-arc-shaped concave surface. An arc-shaped chip breaker groove is composed of an area which is enclosed by the round-arc-shaped concave surface and the front tool face of the blade. Guide grooves are formed around the bottom portion of the arc-shaped chip breaker groove. Tooth form grooves are processed on the periphery of a fastening screw counter bore. A tool bottom overflow and heat dissipation hole is formed in a protruding pillar in the bottom face of the blade. A tool bottom center heat dissipation groove is formed between two supporting bosses. The limitation overload large cutting-in impact resistant type dedicated blade is used for large cutting-in lathe work in heavy forging blank rough machining.

The invention discloses an automatic feeding type pipe cutting device with a noise reduction function. The automatic feeding type pipe cutting device comprises a vehicle body. L-shaped plates are correspondingly and fixedly connected on the two symmetrical side walls in the vehicle body. First motors are correspondingly and fixedly connected to the two L-shaped plates. Driving rolling wheels are correspondingly arranged at the upper ends of the two first motors. The two driving rolling wheels are correspondingly connected with the output ends of the first motors through transmission belts. Driven rolling wheels are correspondingly arranged above the driving rolling wheels. A rack is arranged in the vehicle body. The rack is sleeved with a first support plate. The end, close to rack saw teeth, of the first support plate is fixedly connected with two second support plates. A connecting shaft is arranged between the two second support plates. A gear engaged with the rack is arranged on the connecting shaft. By the adoption of the automatic feeding type pipe cutting device with the noise reduction function, the cutting noise is lowered effectively, the working efficiency is improved remarkably, the labor intensity of the staff is lowered, and the physical health of the staff is safeguarded.

The invention discloses a flexible linear cutting method and cutting device for a dead head of a steel casting. A beaded rope saw is used for cutting the dead head of the steel casting. The method comprises the steps that according to the size of the structure of a dead head cutting face, a rope saw driving device and a beaded rope matched with the rope saw driving device in length are selected; a guiding wheel enabling the cutting direction of the rope saw and the cutting face of the dead head of the steel casting to be consistent is arranged between the dead head of the steel casting and the rope saw driving device; the beaded rope is wound on the dead head of the steeling casting, the guiding wheel, and a machine-mounted guiding wheel and a driving wheel of the rope saw driving device; the rope saw driving device goes forwards and backwards on a track consistent with the cutting direction of the beaded rope, and the cutting force of the beaded rope is adjusted and controlled well; the rope saw driving device is started to drive the beaded rope to rotate at high speed to cut the dead head of the steel casting, and cooling fluid is used for cooling in the cutting process. Beads of the beaded rope are formed through the method that alloy powder is used as a basic blank body and abrasive materials suitable for metal cutting are added, and then the materials are subjected to cold press molding and hot pressed sintering.

The invention discloses a cutting device of a knurling machine, which comprises a workbench, a cutting mechanism, an adsorption mechanism, a discharge plate and a discharge mechanism; the top of the workbench has a cutting area; the cutting mechanism is located above the cutting area; the output of the discharge mechanism The fixed end of the discharge mechanism is installed on one side of the adsorption mechanism in the Y-axis direction; the top of the adsorption mechanism is provided with multiple rows of adsorption holes parallel to each other along the Y-axis direction, and the discharge plate is provided with Multiple rows of through holes that can be directly opposite to the adsorption holes; when the steel plate is on the discharge plate and is to be cut, the adsorption holes are directly opposite to and communicated with the through holes, so that the steel plate is adsorbed on the discharge plate; when the steel plate is cut, The discharge plate can move toward a side away from the cutting area, so that the overlapping area of ​​the projection area of ​​the adsorption hole in the Z-axis direction and the projection area of ​​the through hole in the Z-axis direction is reduced. The invention can reduce the noise generated by the collision when the steel plate is cut, and reduce the generation of noise pollution.

The invention discloses a low-noise diamond saw blade. The low-noise diamond saw blade comprises a circular base plate, a liquid gallium alloy as well as diamond bit pieces and magnet combinations which are evenly welded on the outer side of the circular base plate; a circular staggered eccentric flow-guiding channel is formed inside the circular base plate; a fixing sleeve is symmetrically weldedin the center of the side wall of the circular base plate in a penetrating manner; the circular staggered eccentric flow-guiding channel comprises a circular channel I and a circular channel II; thin-wall arc-shaped plates are evenly welded on the inner side wall of the circular channel I and the inner side wall of the circular channel II; the circular channel I and the circular channel II are filled with the liquid gallium alloy; and the liquid gallium alloy flows in a communicating manner. According to the saw blade, the thin-wall arc-shaped plates are evenly distributed by the aid of the circular staggered eccentric flow-guiding channel and can absorb shocks produced during cutting of the saw blade, during rotation of the circular base plate, spaces among the thin-wall arc-shaped plates are filled with the liquid gallium alloy, the liquid gallium alloy has the excellent shock-absorbing function, and then the cutting noise can be greatly reduced.

The invention relates to the technical field of glass cutting, solves the problems that the glass artware is easy to damage and the production noise is high in the machining process of the traditionalcutting device, and particularly relates to a cutting device for glass artware. The cutting device comprises a cutting base, wherein the top of the cutting base is fixedly connected with a cutting table, the top of the cutting table is fixedly connected with a threaded rod, the threaded rod is in threaded connection with a sliding block, one side of the sliding block is fixedly connected with oneend of a fixing rod, the other end of the fixing rod is fixedly connected with a fixing block, the surface of the fixing block is fixedly connected with a rubber block, a shock pad is fixedly connected to the top of the cutting table, and a glass cover is fixedly connected to the top of the cutting base. According to the invention, a glass material can be prevented from colliding with the fixingblock to be damaged when being fixed, and meanwhile, the glass material can be prevented from being damaged due to rigid collision when the cutting knife makes contact with the glass material.

A viscose composite sound-absorbing saw blade base body comprises a saw blade base body, a central hole is arranged in the center of the saw blade base body, and the saw blade base body is formed by bonding multiple layers of metal plates through adhesive layers. The metal plate has three layers, and the thickness of the middle metal plate is greater than the thickness of the outer matrix. The adhesive layer is also provided with a welding layer. The invention provides a viscose compound sound-absorbing saw blade matrix. By adopting multi-layer metal plates to glue the composite structure, the saw blade matrix itself has good strength, rigidity and plasticity, so that on the one hand, it can effectively reduce the cutting deflection, and on the other hand On the one hand, it can improve the self-absorption and cushioning performance of cutting vibration. The set viscose layer acts as a damping medium to effectively reduce the vibration and noise generated during sawing.

A gear milling spindle box directly driven by a torque motor is characterized by comprising the low-speed high-torsion torque motor (1), a driving synchronous belt pulley axle (3), a first driving synchronous belt pulley (4), a second driving synchronous belt pulley (8), a spindle box body (9), a motor support (21), a first synchronous belt (10), a second synchronous belt (20), a disc milling cutter (11), a driven synchronous belt pulley axle (14) and a cutter bar (15). The low-speed high-torsion torque motor is directly connected with the disc milling cutter by the tensioned synchronous belts with arc teeth, a transmission path is short, and transmission efficiency is high. In addition, the tensioned synchronous belts can realize stable transmission without backlashes, nonlinear vibration of a transmission system due to fluctuating cutting load is avoided, cutting noise is lowered, surface roughness of a cut tooth surface is improved, and the risks of impact pitting corrosion of the tooth surface during gear transmission are avoided.

The invention discloses a transmission case for automatically removing a backlash and cutting, which comprises a housing, wherein an input shaft and an output shaft are arranged in parallel inside the housing; the shaft end of the output shaft extends out of the housing and is provided with a saw blade clamp; one end of the input shaft extends out of the housing and is provided with a power input component; the input shaft and the output shaft are in transmission connection via a gear set; a damping shaft is also arranged inside the housing; a damping gear is arranged on the damping shaft; the damping gear is meshed with an output gear arranged on the output shaft, and a pneumatic damper is arranged at the shaft end of the damping shaft. Due to the pneumatic damper, the rotation of the output shaft is properly limited by the damping shaft and the damping gear; a gear gap generated when a work-piece is cut is removed; bounce of the output gear is stopped; the cutting noise is reduced; the cutting precision is improved; the abrasion of the gear is reduced; the cutting is more stable; a notch is smooth, and the device can be applied to various cutting machines and also can be applied to a polishing machine.

A low-noise metal cutting production line, comprising a cutting machine body, a protective cover arranged on the cutting machine body, and a saw blade arranged in the protective cover, the lower part of the saw blade is arranged in the cutting machine body, and the cutting part of the saw blade is Set in the protective cover; the protective cover is a box structure, the protective cover is provided with a water injection port, and the protective cover is used to hold soap bubbles; the protective cover is laid with at least one layer on the side facing the saw blade soundproofing material. On the one hand, the invention has low cost, on the other hand, it can effectively block the noise transmission, thereby further improving the working environment of the workshop, improving the working environment of the adjacent office area, making employees in a comfortable environment, which is more conducive to the physical and mental health of employees , and greatly improve work efficiency.

The invention provides a synchronous cutting system for pipeline extrusion. The synchronous cutting system comprises an extruder; a synchronous gear is mounted on a rotating extruder head of the extruder; a lower transmission screw rod is mounted below the synchronous gear; an upper transmission screw rod is mounted on the position, above the lower transmission screw rod, between the extruder andan outer limiting seat; guiding sliding shafts are arranged on the two sides of the upper portion of the upper transmission screw rod; one ends of the guiding sliding shafts are fixed into the outer limiting seat, and the other ends of the guiding sliding shafts are fixed into the extruder; each guiding sliding shaft is movably sleeved with two sliding sleeves; the two sliding sleeves on the samepositions of the two guiding sliding shafts are connected through a connecting plate; a cutting frame is movably mounted between the two connecting plates; pipeline positioning supporting plates are arranged on the two sides of the top of the cutting frame; and a cutting assembly is mounted on the position, between the two pipeline positioning supporting plates, of the cutting frame. After the synchronous cutting system is adopted, the structure is reasonable, meanwhile, cutting noise is low, burrs are basically avoided, and the using effect is excellent.

The invention discloses an anti-splashing ceramic tile cutting platform capable of achieving rapid positioning and a cutting technology of the anti-splashing ceramic tile cutting platform. The anti-splashing ceramic tile cutting platform comprises a main body and a baffle, wherein a first sliding groove is formed in the outer wall of the top of the main body, a first sliding base is slidably connected to the inner wall of the first sliding groove, a first installing table is fixedly connected to the outer wall of the first sliding base, a first hydraulic rod is fixedly connected to the inner wall of the first installing table, a first sliding plate is fixedly connected to the end, away from the first installing table, of the first hydraulic rod, a first groove is formed in the outer wall of the first installing table, the inner wall of the first groove is slidably connected to the outer wall of the first sliding plate, a rail is fixedly connected to the outer wall of one side of the first sliding plate, and a machine base is arranged on the outer wall of the main body. The cutting length is adjusted by controlling the number of turns of rotation of a motor in a numerical control mode, compared with an existing cutting machine, the cutting machine is faster and more accurate, automatic cutting adjustment is achieved, the cutting efficiency is improved, and the position correction accuracy and the positioning efficiency are improved.