1189results about "Power driven tools" patented technology

A power tool includes a main housing, a drive mechanism, a working head, and a connection assembly. The connection assembly includes an input portion connected to the drive mechanism and an output portion connected to an output shaft. The connection assembly rotates the working head about a first axis relative to the main housing. The power tool includes a first transmission path. When the working head rotates about the first axis relative to the main housing, components in the first transmission path are allowed to deform or to be displaced along a direction of the first transmission path.

A power vise including a body and a jaw connected to and extending from the vise body. The vise can also include an actuator extending at least partially through the jaw body, where the actuator can include a first end and a second end opposite the first end. The vise can include a moving jaw connected to the first end of the actuator. The vise can include a motor connected to the second end of the actuator, where the motor can be operable to move the actuator to move the moving jaw with respect to the fixed jaw, including a hammering or impacting function, and that such hammering or impacting can be performed after a predetermined delay. The vise can include a sensor configured to produce a signal based on a condition of the vise and to control the vise at least in part on using that signal.

An electronic processor of a wireless fob is configured to establish a first communication link between the wireless fob and an external device, and receive, over the first communication link, first identification information and credential information of a power tool device from the external device. The electronic processor is further configured to receive, via the wireless transceiver, an identification signal including second identification information from the power tool device. The electronic processor is further configured to identify the power tool device by determining that the first identification information matches with the second identification information. The electronic processor is further configured to transmit the credential information to the power tool device to establish a second communication link between the wireless fob and the power tool device and transmit, over the second communication link, a command to the power tool device to control an operation of the power tool device.

A rotary impact tool including a motor housing, an electric motor supported in the motor housing, and a drive assembly for converting a continuous torque input from the motor to consecutive rotational impacts upon a workpiece. The drive assembly includes an anvil including an anvil lug, and a hammer that is both rotationally and axially movable relative to the anvil. The hammer includes a hammer lug for imparting the consecutive rotational impacts upon the anvil lug. The rotary impact tool further includes a first printed circuit board assembly including an anvil sensor, a first carrier supporting the first printed circuit board assembly, a second printed circuit board assembly including a hammer sensor, and a second carrier supporting the second printed circuit board assembly.

A hydraulic torque wrench system including a low profile power head connectable to a ratchet link is disclosed. The power head includes a housing having opposed side walls with a width therebetween. A first connection unit located on the front wall of the housing includes a front projection having a stem and opposed arms. The stem has opposed side walls that extend from the front wall of the housing to a radiused free end. The opposed arms extend laterally from the opposed side walls. The first connection unit is coupled a connection slot in the ratchet link. A second connection unit located on the bottom wall of the housing includes a bottom projection with a bore. The second connection unit is coupled to a bore in the ratchet link by a pin. The opposed arms span a distance that is less than or equal to the width of the housing.

The active clamping type fastener anti-disengaging electric wrench comprises an electric tool body and a wrench sleeve, an output shaft is arranged at one end of the electric tool body, the wrench sleeve is assembled on the output shaft, and the wrench sleeve comprises an outer cylinder body and a driving block arranged in the outer cylinder body in a sliding mode in the axial direction; a movable section allowing the driving block to move front and back and a limiting section for axially limiting the driving block are arranged in the outer barrel, a clamping assembly is embedded in the inner wall of the movable section, and when the driving block is pushed by an external fastener to move to the limiting section, the clamping assembly is pushed outwards to clamp the fastener. According to the active clamping type fastener anti-disengaging electric wrench, the technical problems that an existing electric wrench enables a fastener to slip easily, and the fastener can fall out of a sleeve due to the fact that the fastener cannot be actively clamped are solved.

A powered tool for repairing a tire includes an electric power unit, a control unit, a trigger unit, and a speed switching unit. The electric power unit includes a driven shaft adapted to output kinetic energy and a motor driving the driven shaft to rotate. The control unit includes an actuating switch operable to output an actuated signal associated with a movement distance of an actuator and a processing module configured to control rotation of the rotating member at one of first and second rotational speeds according to the actuated signal. The speed switching unit is operable to move between first and second rotational speed positions such that the actuator travels first or second distances as being pushed by the trigger unit.

The utility model relates to the field of tightening and locking, in particular to a tightening tool internally provided with two groups of torque sensors and a verification-free method, the tightening tool further comprises a dynamic torque sensor and a static torque sensor, a power device is arranged on the static torque sensor, and counter-acting force provided by an external source is transmitted to the power device through the static torque sensor. The power device provides torsion for the output end through the dynamic torque sensor; in order to solve the problem that the torsion is abnormal but not known, a novel detection mode is used, the detection mode is that more than two torque sensors are utilized to respectively measure the torque on the power device and the torque on the output end, and then the two torque values are compared, so that the torque on the power device and the torque on the output end are detected. If the torque is outside the threshold value range, the problem that the torque accuracy is reduced exists on the power device or the output end, and according to the mode, the effect of real-time monitoring is achieved, and therefore the problem that the torque is abnormal and not known is solved.

A power tool may include a housing including first and second clamshell halves. The power tool may include a motor directly supported by the first and second clamshell halves. The power tool may include a gear assembly directly supported by the first and second clamshell halves and operably coupled to the motor. The power tool may include an impact mechanism disposed within the housing between the first and second clamshell halves and operably coupled to the gear assembly, the impact mechanism including a camshaft, an anvil rotationally supported by an anvil support for rotation about an axis, the anvil support being directly supported by the first and second clamshell halves, and a hammer configured to reciprocate along the camshaft and to impart rotational impacts to the anvil in response to rotation of the camshaft.

A filter tool and method of removing a filter includes a socket head and a plurality of teeth. The socket head has a proximal end portion, a distal end portion, and an outer wall at least partially surrounding a longitudinal axis and defining a hollow configured to receive at least a portion of a housing of the filter. The plurality of teeth are configured to grip the housing of the filter and further define the hollow. The plurality of teeth are angularly positioned about the longitudinal axis and extend radially inward from the outer wall toward the longitudinal axis and further extend longitudinally toward the proximal end portion. The hollow thus narrows toward the proximal end portion for rotatably gripping the housing of the filter received therein and removing the filter from a filter mount.

Impact wrench (1) having an overall shape of a ‘T’ and comprising an upper handle group (2), a lower working group (3) and an intermediate connecting rod (4) connected between the handle group (2) and the working group (3), wherein: - the handle group (2) comprises a first body (2') with two elongated handles (5, 6) extending in opposite directions to each other and transversely to a longitudinal direction (14) of the screwdriver (1), a manual actuating element (7) and a battery seat (8) for receiving an electric battery (9), - the working group (3) comprises a second body (3'), a tool holder shaft (10) rotatably mounted about a pivot axis (R) and capable of carrying a screw bushing, an electric motor (11) powered by the battery (9) and operable by the manual actuating element (7), a gearbox (12) and an impact mechanism (13) connected between the motor (11) and the tool holder shaft (10) to impart rotational and impact impulses, where: - the battery seat (8) consists of a cavity (34) formed in an outer surface of the first body (2') on an operator side (33) of the impact wrench (1), wherein the cavity (34) is open to the outside of the first body (2') on the operator side (33) and on a top surface (35) of the impact wrench (1) opposite the working group (3), - the cavity (34) accommodates the battery (9) over at least half of its thickness (37), measured in the direction of the operator side (33), and / or the battery (9) extends beyond the free ends of the handles (5, 6) in the direction of the operator side (33) by less than one third or less than one quarter of the thickness of the battery (37), measured in the direction of the operator side (33).

Various articulating tools for driving fasteners or other surgical implements are disclosed. The articulating tool may be removably connected to a handpiece comprising a motor. The articulating tool may include a torque transmission mechanism that includes a first shaft that extends through the lumen of the elongate outer housing. The first shaft may transfer the torque from the motor to an articulating torque transmission unit. The articulating torque transmission unit may transfer the torque to the bit that interlocks to the fastener. The articulating tool may include an orientation mechanism that is separate from the torque transmission mechanism. The orientation mechanism can have one or more controllers to rotate the articulating unit and driver head adapter about one or more axes.

An impact tool (1) includes: a motor (6); a spindle (8) rotated by the motor; a spindle groove (8D) formed in the spindle; a ball (48) held in the spindle groove; a hammer (47) supported on the spindle via the ball; a spring (49, 50), which biases the hammer forward; and an anvil (10) configured to be impacted by the hammer in a rotational direction. The depth of the spindle groove (8D) differs in accordance with the location thereof in an axial direction of the spindle.

A hand-held battery powered hydraulic tool includes a tool frame having a motor, a working head operatively coupled to the tool frame and selectively actuatable by the motor and a rechargeable battery pack configured to power the motor, the battery pack is removably connected to the tool frame. The battery pack includes one or more cells. The cell includes first and second electrodes and an electrolyte. One or both of the first and second electrodes include a support layer and an electrochemically reactive species on the support layer and in contact with the electrolyte, and wherein the support layer includes a high specific surface area material.

The invention relates to a sleeve for assembling and disassembling a bolt and an electric tool. A sleeving part; the guide structure comprises a plurality of guide parts which are rotationally symmetrical about the axis of the sleeve; wherein the guide structure and the sleeving part are sequentially distributed in the insertion direction of the bolt, the guide structure is connected to the end face of the sleeving part, and a guide face is formed on the surface of the end, away from the sleeving part, of the guide part; when the circumferential surface wall of the head part is not aligned with the inner contour of the sleeving part, in the process that the sleeving part sleeves the head part, the end face of one end of the head part partially abuts against the guide face, and relative rotation is generated between the bolt and the sleeve under face-to-face matching or point-to-face matching or line-to-face matching of the guide face and the head part; and sleeving is realized until the circumferential surface wall of the head part is aligned with the inner contour of the sleeving part. According to the sleeve for assembling and disassembling the bolt, in the process that the head of the bolt is sleeved with the sleeve, relative rotation can be generated between the bolt and the sleeve, automatic alignment is achieved, and the bolt can be rapidly sleeved with the sleeve.

Position sensing related to a component within a power tool. The component within the power tool is, for example, a hammer of an impact mechanism and can include one or more sensible features that allow a controller of the power tool to precisely determine the position, speed, and acceleration of the component. One or more sensors can be used to determine the rotational position of the hammer and the axial position of the hammer. The rotational position of the hammer can then be used to calculate, for example, rotational speed and acceleration of the hammer. With precise determinations of the rotational and axial position of the hammer, the controller of the power tool is able to precisely time the impact between the hammer and the anvil to optimize the impact between the hammer and the anvil (e.g., to maximize energy transfer between the hammer and the anvil).

The utility model discloses an electric screw turning device used in narrow space, which comprises a main machine, a driving motor and a sleeve component, the sleeve component comprises a connecting seat, a transmission worm, a transmission worm gear, a driving gear, at least one transition gear and a sleeve gear piece, the inside of the connecting seat is hollowed out to form a worm assembly cavity, one side of the connecting seat is provided with an extension arm, and the extension arm is connected with the transmission worm. Wherein the sleeve gear piece is rotationally installed on the side, close to the end of the extension arm, of the gear assembly cavity, a sleeve opening is formed in the center of the sleeve gear piece and exposed out of the side face of the extension arm, a gear tooth structure is formed in the circumferential portion of the sleeve gear piece, and the sleeve gear piece is connected with the adjacent transition gear through the gear tooth structure in a meshed mode. Compared with the prior art, automatic screw turning in a narrow space is achieved by arranging a gear structure in the extension arm and a customized sleeve gear piece, design is ingenious, and use is convenient.

The utility model belongs to the technical field of electric screwdriver heads, and particularly relates to a floating electric screwdriver head device which comprises a second electric push rod, a driving motor, a screwdriver head body, a base, a Y-direction floating vertical plate, an X-direction floating vertical plate, an upper L-shaped mounting frame, a lower L-shaped mounting frame, a supporting plate, a first electric push rod, an X-direction floating mechanism and a Y-direction floating mechanism. The X-direction floating vertical plate is installed on the Y-direction floating vertical plate through an X-direction floating mechanism so that the X-direction floating vertical plate can float in a reciprocating mode in the X-axis direction. The Y-direction floating vertical plate is installed on the base through a Y-direction floating mechanism so that the Y-direction floating vertical plate can float in a reciprocating mode in the Y-axis direction. According to the floating electric screwdriver head device, the screwdriver head body can achieve reciprocating floating in the X-axis direction through the X-direction floating mechanism and can achieve reciprocating floating in the Y-axis direction through the Y-direction floating mechanism, the bidirectional floating range is wider, the floating electric screwdriver head device is suitable for different machining requirements, the screwdriver head body can be kept in the vertical state all the time, and machining safety is improved.

The invention discloses an electric screw driver torque control method, which relates to the technical field of electric screw drivers, and comprises the following steps: acquiring a screw image of a target screw before tightening the target screw, and tracing to acquire screw feature information of the target screw; obtaining a torque interval of the electric screw driver, randomly generating a first torque, and carrying out damage analysis on the target screw to obtain first damage probability information; based on historical fastening data of the target screw and the target fastener, analyzing first screw damage saliency and first fastener looseness saliency of the first torque, and calculating first torque fitness in combination with the first damage probability information; and according to the first torque fitness, the first torque is adjusted and optimized, the optimal torque is obtained, and the electric screwdriver is controlled through the torque control module. The technical problem that in the prior art, when screws of different specifications are tightened, the torque control precision is low is solved, and the technical effect of improving torque precision control is achieved.

An impact tool (100, Figure 1) includes a tool housing 102 with a rear motor bearing pocket (142, Figure 2) formed in an inner surface of the housing. A motor 108 is disposed in the tool housing and i

The utility model belongs to the technical field of steel truss installation, and particularly relates to a steel truss trestle installation device which comprises an electric installer body, a driving rod is installed at the output end of the electric installer body, a sleeve is connected to the side wall of the driving rod in a sliding mode, and a fixing ring is fixedly connected to the side wall of the driving rod. A first spring is installed between the fixing ring and the sleeve, the first spring is arranged on the outer side of the driving rod in a sleeving mode, and an installation support is installed at the top end of the electric installer body. Through cooperative use of the driving rod and the sleeve, the coverage range of the screw cap is wider, the phenomenon that the sleeve is loosened is reduced, the continuity of installation operation is effectively guaranteed, the situation of interruption is reduced, and the operation efficiency is improved; through cooperative use of the mounting support, the side bracket and the auxiliary stop lever, the auxiliary stop lever is limited by one or more structural points of the steel truss, so that the auxiliary stop lever and the side bracket can assist in limiting the electric installer main body.

A shear wrench tool comprising: a motor; a transmission operatively connected to the motor; a first socket arranged to engage a tip of a bolt to be sheared; a second socket arranged to engage a nut threaded on the bolt; wherein the first socket and second sockets are operatively connected to the transmission and rotate in opposite directions relative to each other when the motor provides torque to the transmission in use; an ejector mechanism comprising an ejector pin coaxial with the first and second sockets and moveable between a retracted position for enabling the tip of a bolt to be sheared to be received in the first socket and an extended position for urging a sheared tip from within in the first socket, the ejector pin being biased towards the extended position; wherein the tool is configured such that in use when the motor rotates in a first direction the first and second sockets tighten the bolt and nut without actuating the ejector mechanism whereby the ejector pin is blocked from moving to the extended position and when the motor rotates in a second direction the ejector mechanism is actuated whereby the ejector pin moves to the extended position for removing a sheared tip of the bolt from the first socket.

The present specification relates to a handheld power tool for tightening of threaded fasteners, the power tool comprising an output shaft (5) drivingly connected to a motor and having an interface arranged to receive a socket (S), wherein the output shaft further comprises a safety arrangement for preventing loss of the socket in case of damage to the interface, the safety arrangement comprising an elongated member (10), and a retaining member (3) secured to a rear portion of the output shaft, wherein a first end of the elongated member is arranged to restrict axial movement of a front portion (5a) of the output shaft and wherein the retaining member is arranged to restrict axial movement of the elongated member.

A power tool includes a housing, and a brushless direct current (DC) motor within the housing. The brushless DC motor includes a rotor, a stator, and a motor shaft. The power tool also includes an impact mechanism including a hammer coupled to the motor shaft and an anvil configured to receive impacts from the hammer. The anvil includes an anvil shaft having a circumference and a relief feature provided on the anvil shaft. The relief feature has an edge profile that extends along the circumference of the anvil shaft and varies in an axial direction of the anvil shaft. An anvil sensor is positioned adjacent the relief feature and is configured to sense a physical characteristic of the relief feature. A controller is connected to the anvil sensor and configured to control the brushless DC motor based on the physical characteristic.

The invention provides an electronic circuit board butt joint power strip screw synchronous fastening clamp, and relates to the technical field of power strip screw synchronous fastening, the electronic circuit board butt joint power strip screw synchronous fastening clamp comprises a fastening device, the outer surface of the fastening device is fixedly connected with a fastening mechanism, the outer surface of the fastening device is fixedly connected with an adjusting mechanism, and the fastening mechanism comprises a first knob; the outer surface of the first rotary knob is fixedly connected with a first milling cutter rod, the outer surface of the first milling cutter rod is rotationally connected with a driving wheel box body, the outer surface of the first milling cutter rod is fixedly connected with a first bevel gear, and the first bevel gear is connected with a second bevel gear in an engaged mode. According to the fastening device, synchronous fastening work on a screw is achieved, during fastening, after the driven wheel box body moves to a proper position on the sliding rod, the driving wheel box body is pressed downwards to drive the driven wheel box body to move downwards synchronously, so that the positioning sleeve is screwed into the lower portion of the screw rod, and the fastening screw is positioned.

Therefore, this application provides a bolt fastening system. The bolt fastening system may include a bolt, a nut, and a bolt fastening tool. The bolt fastening tool may include an adapter and a chamber. One of the adapter and the chamber applies torque to the bolt, and the other holds the nut.

The present invention relates to a tool (200) for installing a fastener (12) in a structure (14), comprising: a housing (202); a first sleeve (206), arranged along a first axis (102) and movable relative to the housing; a second sleeve (208), configured to drive the first sleeve in translation relative to the housing; a first rotating shaft (210); and a first (212) and a second (214) transmission devices, adapted to drive the first (206) and second (208) sleeves in rotation, respectively, by means of rotations of the first rotating shaft. The tool includes a tube (204), each of the first and second sleeves being arranged around the tube; and the first rotating shaft extends along a second axis (240), the first and second axes being separated by a first non-zero distance (242).