25results about "Wire tools" patented technology

This utility model relates to an electric wire crimping pliers, belonging to the field of power tool technology. The tool includes front and rear support plates fixed in a housing, and a motor-driven drive shaft mounted at one end of the housing. The front and rear support plates hinge the left and right jaws, as well as front and rear adjusting levers and a switch wrench. The front support plate has an electric sliding groove, which forms a sliding pair with the motor drive block, one end of which has an electric opening ramp. The rear support plate has a manual sliding groove, which forms a sliding pair with the manual drive block, which has a manual opening ramp. The front and rear support plates are equipped with left and right sliders, which are hinged to the inner ends of the left and right jaws respectively. An elastic pulling element is installed between the left and right sliders. When the switch wrench is released, the left and right sliders return to their original position under the action of the elastic pulling element, causing the left and right jaws to open. This utility model can shorten working time and improve efficiency; moreover, it allows the jaws to open automatically, making operation more convenient.

The present invention provides for an improved tool for tensioning and severing an elongate cable tie having a tie head portion and a tie tail portion, said tool comprising: a pistol-shaped housing having a barrel portion extending between a distal housing end portion and a proximal housing end portion along a longitudinal axis and a handle portion extending away from said barrel portion in a direction different to said longitudinal axis; a trigger mechanism comprising an elongate trigger member extending away from said barrel portion operably forward of said handle portion and configured to pivotably move toward and away from said handle portion; a tension mechanism comprising a pawl link provided slidably reciprocatingly within said barrel portion along said longitudinal axis and operably coupled to said trigger mechanism, configured to grippingly engage the cable tie and apply tension to the tie tail when moving said elongate trigger member toward said handle portion, during use; a locking mechanism within said barrel portion and operably coupled with said tension mechanism, configured to stop operation of and lock said tension mechanism at a predetermined tension of the tie tail; a cut-off mechanism within said barrel portion and operably coupled with said trigger mechanism and said locking mechanism configured to cut the tie tail when said locking mechanism is lockingly actuated, and an adjustable biasing mechanism comprising a second biasing member provided within said barrel portion, adapted to provide a biasing load to any one of said trigger mechanism, said tension mechanism and said cut-off mechanism.

It provides a reinforcing bar binding machine capable of reliably performing a gripping operation of a wire with a simple configuration. The reinforcing bar binding machine includes: a first movable gripping member (70L) that is displaced in a direction coming in contact with and separating from one side of a fixed gripping member (70C); a second movable gripping member (70R) that is displaced in a direction coming in contact with and separating from the other side of the fixed gripping member (70C); a bending portion (71) that brings the first movable gripping member (70L) and the second movable gripping member (70R) into and out of contact with the fixed gripping member (70C), wherein the fixed gripping member (70C) includes a shaft (77) that rotatably supports the first movable gripping member (70L) and the second movable gripping member (70R), and the bending portion (71) includes an opening and closing pin (71a) that pushes an opening and closing guide hole (77L) provided in the first movable gripping member (70L) and an opening and closing guide hole (77R) provided in the second movable gripping member (70R).

The present invention relates to a workpiece locator having a support that can fasten the workpiece locator to a tool head 3. [Solution] The workpiece locator 10 has a holder 12 that is movable with rotational degrees of freedom 15 relative to the support 11. Furthermore, the workpiece locator 10 includes a positioning body 14 having a receiving portion 56 for the workpiece to be machined. The positioning body 14 is movable with another rotational degree of freedom 20 relative to the holder 12. In this case, the operation of the workpiece locator 10 can be simplified and / or a multifunctional workpiece locator 10 can be provided. At least two degrees of freedom 17, 18 can be provided between the support 11 and the holder 12.

A wire grabber has a cam (28) and anvil pivoted relative to each other to enable the cam to clamp a wire against the anvil. The cam is planar and has a curved cones leading edge (29) and the anvl is

A ratchet strap binder for tensioning an elongated strap, the ratchet strap binder comprising a main frame, a spool rotatably mounted within the main frame, the spool defining a passageway extending transversely across the spool and having a first opening and a second opening, and a pull tab comprising a strap-receiving portion and a graspable portion, the strap-receiving portion being configured such that, when the pull tab is in an inserted position within the passageway of the spool, the strap- receiving portion forms a strap-receiving aperture between the pull tab and an outer surface of the spool, the strap-receiving aperture being shaped and dimensioned to receive the strap substantially free of interference, wherein the pull tab is configured to be retracted into a retracted position to draw the strap through the passageway of the spool thereby removing slack from the strap prior to actuation of the ratchet strap binder.

The invention relates to a tensioning device for a tensioning strap comprising: - a winding drum (7) rotatably mounted on a drum holder, wherein one end of the tensioning strap (5) is attached to the circumferential surface of the winding drum (7) and the tensioning strap (5) can be wound onto the winding drum (7); - a drive shaft (10) extending along the axis of rotation of the winding drum (7) and arranged in the winding drum (7) in a rotationally fixed and axially displaceable manner, wherein the drive shaft (10) has a coupling profile (12) for a rotationally fixed connection with a rotary tool; - a first toothed ring (15) with saw teeth arranged in a rotationally fixed manner on the drum holder; - a second toothed ring (16) with saw teeth connected in a rotationally fixed manner to the drive shaft (10), the saw teeth being complementary to and opposite the saw teeth of the first toothed ring (15); - a spring element (20) which moves the second toothed ring (16) in a first axial direction against the first toothed ring (15). presses,wherein axial pressure against the coupling profile (12) of the drive shaft (10) pushes the second toothed ring (16) away from the first toothed ring (15) in a second axial direction against the spring force of the spring element (20). This creates a tensioning device (4) for a tensioning strap (5), particularly for use in a circular packaging system, which enables secure tensioning of the tensioning strap (5) and easy handling of the tensioning mechanism using simple means.

The utility model provides a kind of indirectly tensioner of anti failure belongs to rigging technical field.The utility model is by being set to the handle including split combination's locking block and spanner, one end of spanner is hinged on locking block to make spanner can be deflected within predetermined range relative to locking block, to make spanner can be deflected under the condition of small angle without affecting the state of locking block, reduce the risk that handle is susceptible to external influence and lead to tensioner failure, and main locking hole is set up on locking block, vice locking hole is set up on first connecting rod and second connecting rod, so that when tensioner is in locking state, it can be inserted into two vice locking holes and main locking hole by a locking pin to realize the limit between first connecting rod, second connecting rod and locking block, avoid relative rotation problem in use process, further reduce the risk that tensioner appears accidental failure, more safe and reliable.

The utility model discloses positioning test equipment for a valve positioner. The positioning test equipment comprises a mounting bracket, a pipeline module arranged on the mounting bracket, a laser test assembly arranged in the pipeline module, and a clamping assembly arranged at the top of the mounting bracket and used for fixing the valve positioner. According to the scheme, the mounting bracket, the pipeline module, the laser testing assembly and the clamping assembly are integrated, so that high precision, high stability and high universality of the positioning test of the valve positioner are realized. The laser positioner and the light reflecting assembly are correspondingly arranged, so that the actual opening degree of the valve can be accurately captured, and the testing precision is greatly improved by comparing the actual opening degree with a feedback signal of the positioner; the clamping assembly and the limiting slot structure ensure that the positioner is stably installed, and looseness errors are avoided. Compared with traditional equipment, the structure is simpler, a complex fluid system is not needed, operation is convenient, and testing efficiency and reliability are effectively improved.

This utility model discloses an automatic retractable strap tensioner, belonging to the technical field of strap tensioners. It aims to solve the problem that existing strap tensioners lack a flexible and convenient braking structure, easily causing the strap to spring back when contracting, thus potentially injuring nearby workers. The key technical points include a base, inside which a winding drum is rotatably connected via a linkage shaft. A ratchet is fixedly connected to each end of the winding drum. A rotating mounting hole is provided on each of the symmetrical side surfaces of the base. A second locking device is rotatably installed between the two rotating mounting holes. One edge of the second locking device engages in the ratchet groove of the ratchet. Second torsion springs are externally sleeved on the rotating parts at both ends of the second locking device. This achieves a braking operation, effectively preventing the strap from springing back when contracting, thereby avoiding injury to nearby workers.

The invention relates to a power tool, in particular a tube press, comprising a drive, an output shaft, a threaded spindle drive and a linear actuator, wherein a torque generated by the drive can be transmitted to the linear actuator via the output shaft and the threaded spindle drive connected to the output shaft. The power tool comprises an eccentric gear for torque adjustment between the drive and the threaded spindle drive, wherein the eccentric gear comprises a drive eccentric which can be driven by the drive, an eccentric gear wheel which can be driven by the drive eccentric, and a compensation coupling which can be driven by the eccentric gear wheel and serves to transmit torque from the eccentric gear wheel to the output shaft.

To provide an electric power tool configured to be able to reduce a management burden on an operator by preventing human errors and to improve construction quality.SOLUTION: A first identification unit corresponding to first data indicating a wiring tool itself is disposed in the wiring tool, and a second identification unit corresponding to second data indicating a machining tool itself is disposed in the machining tool. A control adapter 4 comprises: a recognition unit 20; a communication unit 14 that can perform wireless communication with an external device; and a second control unit 12 that is signal-connected to a first control unit and can acquire tool data held by the first control unit. The recognition unit and the communication unit are signal-connected to the second control unit. The second control unit compares the first and second data acquired by the recognition unit with the tool data acquired from the first control unit, and transmits combination data based on the wiring tool, the machining tool, and the tool data to the external device by controlling the communication unit.SELECTED DRAWING: Figure 1

[Problem] To provide a turnbuckle and a wire tensioning device that can easily and accurately perform wire tensioning work. [Solution] One embodiment of the present invention provides a turnbuckle to be used to apply tension to a wire rod. This turnbuckle comprises an outer cylindrical unit, an inner cylindrical unit, an operation unit, a drive unit, and a position detection unit. The inner cylindrical unit is inserted into the outer cylindrical unit from one end section of the axial direction. The operation unit comprises: a threaded shaft that is inserted through the outer cylindrical unit and the inner cylindrical unit; and a nut that is fixed to an opposite end section of the axial direction of the inner cylindrical unit and is threadably mounted on the threaded shaft. The drive unit is configured so as to move the nut along the threaded shaft by causing the threaded shaft to rotate around the shaft axis thereof. The position detection unit comprises at least one sensor that is disposed on the outer peripheral side of the outer cylindrical unit and detects the position of the nut.

A tension board arrangement (1) has a pair of elongated bodies (2,3), a longitudinally extending hinge mechanism (5) releasably inter-connecting the bodies to create a longitudinally extending bight (9) therebetween which, when decreased to a predetermined degree, will maintain the arrangement on a wire mesh to be tensioned. A lever (11) is pivoted at one end to one of the bodies and movable by an external force applied adjacent to the other end of the lever in a first direction to decrease the size of the bight. A latch mechanism (20,26) is connected between the other one of the bodies and the other end of the lever to retain the bight decreased to the predetermined degree.