535results about "Circular saws" patented technology

The invention belongs to the technical field of wood sawing, and particularly relates to wood sawing and segmenting equipment based on papermaking raw materials and an operation method thereof.The wood sawing and segmenting equipment comprises a base, a sliding plate is slidably connected to the top of the base, two supports are fixedly connected to the top of the sliding plate, and a supporting plate is rotatably connected between the two supports; according to the wood sawing and segmenting equipment based on the papermaking raw materials and the operation method of the wood sawing and segmenting equipment, a hydraulic cylinder controls a guide wheel to be pushed upwards, one side of a supporting plate tilts upwards, then a chain is in an inclined state, and after the chain tilts, logs slide downwards under the action of gravity and then are attached to a push plate; when the logs are conveyed upwards in an inclined mode, a third motor controls a cam to rotate, the cam is matched with a square groove, a chain swings left and right, the supported logs can be corrected through swinging of the chain, and the situation that the logs cannot be corrected due to the fact that the friction force between the logs and the chain is too large after the logs are inclined is avoided.

The invention relates to the technical field of transportation equipment, solves the problems that electronic cutting saw waste transportation treatment is disjointed with an automatic process, and a waste accumulation working condition in a special physical state cannot be coped with, and particularly discloses an electronic cutting saw waste conveying device and a control method. Comprising an electronic cutting saw body, an excess material detection module, an intelligent suspension conveying system, an excess material storage module, a central control module and a conveying path optimization module. The intelligent suspension conveying system is erected above the electronic cutting saw body and comprises a suspension track, a driving assembly, an execution assembly and a positioning assembly, a transmission mechanism is arranged in the suspension track, the driving assembly is connected with the suspension track through the transmission mechanism, and the execution assembly is connected with the driving assembly through a rotating joint; the positioning assembly is arranged on the side of the execution assembly. The intelligent conveying device is used for intelligent conveying of waste generated in the sawing process of the electronic cutting saw, abnormal conveying can be prevented, and operation smoothness is guaranteed.

A table saw system includes a table saw, and a stand including a table saw coupling assembly, an intermediate support pivotably coupled to the coupling assembly, and a lower support pivotably coupled to the intermediate support through a second pivot. A longitudinal support pivotably connects to the coupling assembly through a third pivot, and pivotably connects to the lower support through a fourth pivot. The stand is alternatively movable from an intermediate position to a closed position whereat the table saw is vertically oriented, or an open position, whereat the table saw is horizontally oriented, without passing through the other of the closed and open position. The table saw is vertically oriented in the intermediate position with the second pivot closer to a vertical plane extending through the fourth pivot than when the stand is in the closed position. Movement from the closed position to the intermediate position is automatic.

The present invention discloses a system for retaining a piece of wood onto a saw mill in an orientation at an angle to the horizontal, such that horizontal cuts made to the wood result in shorter planks with full exposure of wood end grain, and further, a system for rotating a piece of wood on a saw mill in order to create lumber with specific polygonal cross sections; and methods for producing lumber from pieces of wood using said systems.

A sawing machine includes a base, a pivot mount connected with the base, a support post rotatably connected with the pivot mount, a rocker arm pivotally connected with the support post, a saw blade rotatably mounted to the rocker arm, and a bevel angle control mechanism including a control handle pivotally disposed with a front side of the base and rotatable at different angles, a pull rod unit, a positioning pin unit, a positioning turntable, and a retaining block. With the collaboration among the control handle, the pull rod unit, the positioning pin unit, the positioning turntable, and the retaining block, a three-stage adjustment functions of locking, unlocking, and disengaging at specific angles can be achieved.

The utility model relates to a dust collection structure of a cut-to-size saw, and belongs to the field of cut-to-size saws. The cut-to-size saw comprises a workbench, a guiding rule and a pressing beam which are arranged on the cut-to-size saw, the workbench is provided with a saw seam and a plurality of air outlets, the guiding rule is provided with a first dust suction port, the pressing beam is provided with a second dust suction port, part of the air outlets are provided with pneumatic floating beads, and the rest of the air outlets are provided with air outlet assemblies. The air outlet direction of the air outlet assembly faces the first dust suction opening. According to the scheme provided by the utility model, part of the air outlets are arranged as the air outlet components, so that wood dust accumulated on the workbench can be quickly and effectively removed, the dust removal efficiency of the cut-to-size saw is improved, and the damage of particulate matters to the surface of a plate can be prevented.

A work apparatus (1 figure 1) has a tool (9 figure 1) which can be driven in a rotating manner around a rotational axis 11 and a protective hood 10 which extends over at least a part of the periphery

The utility model discloses a plate cutting device for infrastructure construction, belongs to the technical field of plate cutting, and aims to solve the problems that in the prior art, a cutting saw blade is usually fixedly arranged, only a wood plate can be inclined for cutting when an inclination angle needs to be cut, and inconvenience is caused. Comprising a workbench, a box is connected to the middle of the lower portion of the workbench, a through hole is formed in the middle of the upper surface of the workbench, an angle adjusting assembly is mounted in the box, a mounting plate is mounted on the angle adjusting assembly, and a first motor is mounted on the side face of the mounting plate and connected with a rotating rod. According to the plate cutting device for infrastructure construction, through the arrangement of the angle adjusting assembly, when the wood cutting angle needs to be inclined, the angle of the cutting blade is conveniently adjusted, so that wood can be conveniently cut in the next step, when the wood is cut, only the wood needs to be pushed to pass through the cutting blade, cutting is convenient, operation is convenient, and the working efficiency is improved.

The utility model relates to a square timber multi-blade sawing machine and an automatic side feeding device thereof, which comprises a feeding chain, a blade separating baffle plate and an automatic side mechanism, the automatic side mechanism comprises a side pushing power assembly, a side pressing assembly and a sensing device, and the sensing device is used for detecting the position of timber. The side pushing power assembly drives the side pressing assembly to enable the timber to be automatically pulled to the side. According to the utility model, the fragmentation baffle plates are arranged, so that a worker is prevented from operating at a dangerous position, the risk of hurting people caused by timber rebound is greatly reduced, and the personal safety of the worker is guaranteed. A plurality of timbers can be stacked at the feeding and stacking position, so that the production efficiency is improved; due to the realization of automatic feeding and side-leaning functions, the manual material pushing operation of workers is reduced, and the labor intensity is effectively reduced.

The utility model belongs to the field of wood squaring, and particularly relates to numerical control equipment for four-edge squaring. The device comprises a lathe bed, a cutting device, a machining platform and a conveying device, the cutting device is slidably connected to the upper portion of the lathe bed, the machining platform is fixedly connected to the middle of the lathe bed, and the conveying device is installed on the machining platform; the cutting device comprises a front-end saw, a rear-end saw and a side saw, the front-end saw, the rear-end saw and the side saw are connected to the lathe bed in a sliding mode and located on the machining platform, and a plate is arranged on the machining platform. The device has the advantages that the automation degree is high, automatic conveying and feeding and automatic positioning can be achieved, the four edges of a plate can be machined at a time through the four cutting saws, and efficiency is improved.

The utility model is suitable for the field of cutting saws, and provides a cut-to-size saw feeding mechanism which comprises a saw body and a supporting feeding structure arranged on one side of a cutting platform of the saw body. The supporting feeding structure comprises a material carrying supporting plate which rotates around a fixed point and is installed on the saw body and a pressing component matched with the material carrying supporting plate. The material carrying supporting plate is driven by a first positioning structure to achieve preset angle locking. And a placing space for placing the plate is formed between the output end of the pressing part and the working surface of the material loading supporting plate, so that the plate is supported by the matching of the material loading supporting plate and the pressing part instead of the supporting and positioning of an operator, and therefore, the device can be operated by a single person in the chamfering and cutting process, and the waste of human resources is reduced.

The utility model discloses a diamond saw blade with multiple divided teeth, which relates to the technical field of cutting tools and comprises a plurality of saw blade components, each saw blade component comprises a base plate, an axis mounting hole is formed in the inner center of each base plate, diamond sawteeth are arranged on the periphery of each base plate at equal intervals, composite tooth grooves are formed in the periphery of each base plate at equal intervals, and the composite tooth grooves are formed in the periphery of each base plate at equal intervals. A first flange assembly is arranged on one side of each saw blade assembly, a second flange assembly is arranged on the other side of each saw blade assembly, every two adjacent saw blade assemblies are fixedly connected through the corresponding first flange assembly and the corresponding second flange assembly, and each first flange assembly comprises a first flange plate. The multiple sets of saw blade assemblies are in key connection with a transmission shaft of the cutting machine through flat key grooves, so that the multiple saw blade assemblies rotate synchronously, the outer threaded barrel and the inner threaded barrel are screwed and matched, the first flange plate and the second flange plate are tightly attached to the base plate, the base plate is not prone to deviation during cutting, the cut plane is smoother, and the quality of cut sheets is improved.

A table saw includes a base assembly, a table assembly supported by the base assembly, a saw blade, and a saw assembly supported by the table assembly. The saw assembly includes a motor having a motor output shaft, a power train assembly with an arbor shaft to which the saw blade is fixedly connected, an intermediate shaft, a first gear stage connecting the motor output shaft to the intermediate shaft with a first gear ratio, and a second gear stage connecting the intermediate shaft to the arbor shaft with a second gear ratio that is less than 1.25. The saw blade has a diameter of 254 mm and the saw blade extends by up to 102 mm above the support surface in a maximum cutting height position of the saw assembly.

A working machine may include a rotary blade, an output shaft, a prime mover, a working machine body, a blade cover, and a cover retainment mechanism rotatably supporting the blade cover about a cover rotation axis. The cover retainment mechanism may include a first member including a first cylindrical portion enclosing the output shaft, an outer thread defined in an outer circumferential surface of the first cylindrical portion, and a first cover support portion supporting the blade cover in a first direction which is along the cover rotation axis and a second member including a second cylindrical portion disposed radially outside the first cylindrical portion, an inner thread defined in an inner circumferential surface of the second cylindrical portion and onto which the outer thread is screwed, and a second cover support portion supporting the blade cover in a second direction which is opposite to the first direction.

This utility model discloses a reciprocating multi-blade saw cutting machine, relating to the field of wood processing technology. It includes: a worktable; a mounting groove above the worktable, with several linearly arranged, individually controlled lifting modules inside the mounting groove; wood placed above the lifting modules; traveling mechanisms on both sides of the worktable; lifting modules mounted above the traveling mechanisms; a feeding mechanism positioned above the wood on the top of the lifting modules; a drive module mounted on the top of the feeding mechanism; and a blade saw mounted on one side of the drive module. The drive module drives the blade saw to move, thus cutting the wood. The individually controlled blade saws on both sides of the worktable can move independently under the drive of the traveling mechanism, lifting modules, feeding mechanism, and drive module, achieving cutting at different points on the wood and improving wood cutting efficiency.

A power tool that includes a housing, a motor, an end effector, an electrostatic clutch assembly, and a control circuit is provided. In a first mode of operation, the control circuit causes a first voltage to be applied to a first electrode and a different second voltage to be applied to a second electrode, generating a first attractive force between the first and second electrodes, which causes an output member to rotate together with an input member when a torque on the output member is less than or equal to a first threshold value and which causes the output member to rotationally slip relative to the input member when the torque on the output member exceeds the first threshold value, interrupting torque transmission from the input member to the output member.

A portable machining apparatus facilitates addition of new electric components with an intended arrangement of various electric components. The portable machining apparatus includes a housing, an electric motor installed in the housing and including a motor shaft extending in an axial direction, a tip tool partially or fully exposed outside the housing and rotatable by the electric motor, a controller installed in the housing and aligned with the electric motor in the axial direction to control an operation of the electric motor, and a first electric component and a second electric component installed in an electric component compartment between the controller and the electric motor. The first electric component and the second electric component are aligned in a same plane perpendicular to an axis of the motor shaft.

A power tool that includes a housing, a motor, an end effector, an electrostatic clutch assembly, and a control circuit is provided. In a first mode of operation, the control circuit causes a first voltage to be applied to a first electrode and a different second voltage to be applied to a second electrode, generating a first attractive force between the first and second electrodes, which causes an output member to rotate together with an input member when a torque on the output member is less than or equal to a first threshold value and which causes the output member to rotationally slip relative to the input member when the torque on the output member exceeds the first threshold value, interrupting torque transmission from the input member to the output member.

A hand-held electrically powered cut-off tool (100) for cutting concrete and stone by a rotatable cutting disc (105), the cut-off tool (100) comprising an electric motor (130) arranged to be controlled by a control unit (110) via a motor control interface (120), wherein the control unit (110) is arranged to obtain data indicative of an angular velocity of the cutting disc (105), and to detect a kickback condition based on a decrease in angular velocity, wherein the control unit (110) is arranged to control an electromagnetic braking of the electric motor (130) in response to detecting a kickback condition, wherein the control unit (110) is arranged to determine an angular acceleration associated with the electric motor (130), and to detect the kickback condition based on a comparison between the determined angular acceleration and a configurable detection threshold.

The utility model relates to the technical field of wood processing, and discloses a dust collection device for a woodworking sliding table saw, which comprises a saw table and a dust collection component, a saw blade is arranged on the saw table, a supporting table is adjacently arranged on the outer side of the saw table, and the dust collection assembly is installed on the supporting table so that wood powder generated during saw blade operation can be adsorbed through the dust collection assembly. Compared with the prior art, the wood flour humidifying device has the following advantages and effects that when the saw bench is used for cutting, wind power is generated through the exhaust fan, wood flour can be sucked into the humidifying bin through the dust suction opening, wetted sponge can adsorb the wood flour so as to conduct dust removal treatment on the wood flour, meanwhile, the plate body can move through the rotating assembly and the synchronous block, and the wood flour can be humidified through the rotating assembly and the synchronous block. The sponge is driven to move, the contact area of the sponge and wood powder is increased, the wood powder adsorption treatment efficiency is improved, and meanwhile, the sponge can be conveniently washed subsequently for secondary use.

A rotatable tool-assembly (1) for processing wooden panels and the like, of the type comprising at least a first (2) and a second (3) disc blades that are adapted to be fitted on a same spindle, one beside and coaxial with the other; said first (2) and said second (3) disc blades being both provided with a central discoidal body (4) and a cutting toothed crown that comprises a plurality of protruding teeth (6) at least one of which has the front edge (6a) covered by a cutting insert (7); the cutting toothed crown of the first disc blade (2) being structured so as to be able to mesh in an angularly rigid manner with the cutting toothed crown of the second disc blade (3) and vice versa.

A spindle assembly (4) may be used with a rotary power tool (1) to provide a reliable and stable connection between the rotary tool (1) and a tool attachment (2). The spindle assembly (4) provides a quick-connect / quick-release connection between the tool output shaft and the accessory (2) via a clamping action. In particular, the mandrel assembly (4) is operable to clamp an accessory (2) between a resilient gripper jaw (96) protruding from one end of a mandrel (50) and a sleeve (10) surrounding the mandrel (50) and spring biased away from a first end (51) of the mandrel.

The utility model relates to the technical field of cutting devices, and discloses an efficient sun gear cutting machine which comprises a workbench, a supporting frame is fixedly connected to the top of the workbench, a cleaning mechanism is arranged at the top of the supporting frame, and a cutting mechanism is arranged at the bottom of the workbench. The cutting mechanism comprises a bottom frame, the bottom frame is arranged at the bottom of the supporting frame, a fixing plate is fixedly connected to the top of the bottom frame, a threaded rod is rotationally connected into the fixing plate, a sliding rail is fixedly connected to the top of the bottom frame, and a sliding block is slidably connected to the outer portion of the sliding rail. According to the wood cutting device, the rotating shaft moves in the opposite direction, the distance between the cutting wheels is adjusted to cut wood, and the problems that when a large amount of wood is cut in batches, equipment of different specifications needs to be replaced, time and labor are wasted, and production efficiency is reduced are solved. The distance between the cutting wheels can be adjusted to be suitable for wood of different sizes, and the cutting efficiency is improved.

The utility model provides a dust collection woodworking bench saw which comprises a machine shell, a motor, a saw blade and a dust collection cover, installation parts are arranged at the two ends of the machine shell, one side of the machine shell is detachably connected with the dust collection cover, the motor is fixed to the other side of the machine shell, the dust collection cover and the machine shell are combined to form a dust collection bin, hooks are arranged on the two sides of the outer portion of the dust collection bin, and a connecting hole is further formed in the machine shell. A motor shaft of the motor is arranged in the dust collecting bin through the connecting hole, the saw blade is installed in the dust collecting bin and connected with the motor shaft of the motor, and the whole machine is light in weight, small in size, convenient to carry and transfer and diversified in application scene. Sawdust falls into the dust collection bag, and the dust collection effect is good; due to the direct-drive design, the production and maintenance cost is reduced; the dust collection cover is detachable, so that the saw blade is convenient to disassemble and replace; the motor needs to be started through a key switch, misoperation can be prevented, and safety is guaranteed; the contactor can rapidly cut off the power supply when the circuit is abnormal, and the soft starter can smoothly accelerate in the motor to protect the equipment and personal safety.

The utility model discloses a plywood cutting device which comprises a cutting table, the upper surface of the cutting table is fixedly connected with a fixing frame, a dust collector is installed on the upper surface of the fixing frame, a sliding dustproof cover is arranged in the fixing frame, and the outer surface of the sliding dustproof cover is fixedly communicated with a first dust collection pipe. Symmetrical adjusting plates are fixedly connected to the outer surface of the sliding dustproof cover, two springs are fixedly connected to the upper surface of each adjusting plate, and the top end of each spring is connected with the inner wall of the fixing frame. According to the plywood cutting device, a cutting mechanism driven by a motor is adopted, a positioning plate and an adjusting mechanism are combined, accurate positioning and stable cutting of plywood can be achieved, and the accuracy of the cutting size is ensured; and wood chips and dust generated in the cutting process can be effectively collected, dust diffusion is reduced, and the machining environment is improved.

Disclosed is an apparatus for retaining a saw blade set on an arbor. The apparatus may be an integrated dado nut assembly and may have a dado nut, a removable dado washer and a lockring. The dado nut is configured to be rotatably slidingly connected to the dado washer while providing for an axial force to be transmitted from the dado nut being rotated on the arbor through the dado washer to an outer blade of the saw blade set with a substantially full thread engagement. The integrated dado nut assembly is configured to be clampingly engaged by a lockring.

A work apparatus includes a cutting disk driven by a drive motor, a protective hood covering the disk around a portion of its circumference and which is adjustable by the user in an opening direction and a closing direction, a device for detecting the hood position, and a control unit. The control unit operates the work apparatus in a first operating mode and in a second operating mode and, depending on the hood position detected, to switch from the first into the second operating mode upon adjustment of the hood in the opening direction and to switch from the second into the first operating mode upon adjustment of the hood in the closing direction. The switch from the first into the second operating mode occurs with the hood in a first position. The switch from the second into the first operating mode occurs with the hood in a second position.

The application belongs to the technical field of wood sawing, in particular to a wood sawing and segmenting equipment for papermaking raw materials and an operation method thereof, which comprises a base, a sliding plate slidingly connected to the top of the base, two supports fixedly connected to the top of the sliding plate, and a support plate rotatably connected between the two supports; the wood sawing and segmenting equipment for papermaking raw materials and the operation method thereof are provided, the guide wheel is pushed upward by the hydraulic cylinder, one side of the support plate is raised upward, and then the chain is in an inclined state; after the chain is inclined, the log slides downward under the action of gravity, and then is attached to the push plate; the inclined log can be corrected by the push plate; when the log is inclined upward and conveyed, the cam is rotated by the third motor, the chain swings left and right through the cooperation of the cam and the square groove, the log can be corrected through the swinging of the chain, and the log can be prevented from being inclined and unable to be corrected due to excessive friction with the chain.