48results about "Pliers" patented technology

The utility model relates to the field of dismounting tool, concretely relates to a kind of high-efficiency lossless holding tongs dismounting special tool, including connecting arm, connecting arm middle part is fixed with threaded sleeve, threaded sleeve is connected with screw rod in thread, screw rod bottom end is conical head, screw rod top is connected with driving part, connecting arm both ends are connected with positioning pin, positioning pin is used to insert the pin hole on holding tongs, positioning pin is provided with the connecting assembly for being connected with holding tongs.This utility model can solve the problem of low efficiency and easy damage to equipment when dismounting holding tongs in prior art.

A tool is provided to facilitate user use. The tool includes a handle defining a channel and including a shaft extending therethrough, a tool member rotatably mounted on the shaft and rotatable between an open position in which the tool member extends from the handle and a closed position in which the tool member is folded into the channel defined by the handle, a tool member magnet carried by the handle and configured to exert a magnetic force biasing the tool member to the closed position, a tool lock carried by the handle and configured to engage the tool member in the open position and resist rotation thereof to the closed position, and a first tool lock spring defining an opening through which the shaft extends, the first tool lock spring extending between a first spring portion and a second spring portion and mounted on the shaft such that the first spring portion receives the tool member magnet and is operatively engaged with the handle, the second spring portion being operatively engaged with the tool lock and exerting a biasing force on the tool lock to urge the tool lock into engagement with the tool.

The hand tool 100 has a first arm 120, and a second arm 140 coupled by a pivot 102, and a handle 104 defined away from the pivot. The handle includes a first end 122 of the first arm and a first end

This utility model discloses an adaptive wire stripper, comprising a clamp body and a handle, the handle being connected to the lower side of the clamp body. The clamp body is provided with clamp plates and connecting clamp plates, with two sets of connecting clamp plates correspondingly connected to the rear side of the clamp plates. The connecting clamp plates are provided with movable clamps, fixed clamps, and locking clips. The two sets of movable clamps are correspondingly positioned on the upper part of the connecting clamp plates, with a slot at the lower end of each movable clamp. A lever is provided at the top of each of the two clamp plates, and a spring is connected to the back of each lever. The lever is engaged in the slot. The fixed clamp is located inside the two sets of levers and below the movable clamps. The locking clip is installed on the back of the connecting clamp plate, and the locking clip is provided with a retaining spring and a fixing screw. One end of the retaining spring is inserted into the locking clip, and the other end is fixedly connected by the fixing screw. Beneficial effects: It has the advantages of achieving efficient and precise stripping of wires of different thicknesses by adjusting the locking time of the connecting clamp plates, and also possesses multiple operating functions.

The present invention provides a clamping jig for pipe connection that can reduce metal contamination. The clamping jig 10 is to connect opposed pipes 70, 70 and includes a first clamping portion 21 fittable into a collar portion 73 of one pipe in the axial direction from the outside and a second clamping portion 31 fittable into the collar portion of the other pipe in the axial direction from the outside, wherein the clamping jig is configured to bring the first clamping portion and the second clamping portion close to each other. The clamping jig is an assembly of members 20, 30, 40, and 50 made of metal materials, and at least a portion of the members is coated with a resin.

A blade assembly includes an upper blade including a body portion; an anvil portion extending from the body portion; and a pair of crimping portions extending from the body portion on opposite sides of the anvil portion. The blade assembly also includes a lower blade including a body portion including an anvil receptacle portion; a relief area in communication with the anvil receptacle portion; and a sheering portion between the anvil receptacle portion and the relief area.

This utility model relates to the field of bolt clamp technology, specifically to a flat bolt clamp, including a fixed jaw, the rear end of which is connected to a fixed handle, and the rear end of which is rotatably connected to a movable jaw. Flat clamping plates are connected to the opposite faces of the front ends of both the fixed and movable jaws. A tension spring is provided between the middle of the fixed handle and the movable jaw. The rear end of the fixed handle is threadedly connected to an adjusting bolt, and a groove is provided on the side of the fixed handle facing the movable handle, with the front end of the adjusting bolt extending into the groove. The movable jaw is rotatably connected to the front end of the movable handle, and the middle of the movable handle is rotatably connected to the front end of a support plate. Protective rubber sleeves are fitted over the front ends of both the fixed and movable jaws, covering the outer surface of the clamping plates. The protective rubber sleeves in this utility model are soft and elastic, effectively buffering the friction between the workpiece and the clamping plates, reducing workpiece wear, and increasing the friction between the fixed and movable jaws and the workpiece.

The utility model relates to door breaking pliers technical field, concretely is a kind of multifunctional door breaking pliers, including door breaking pliers and two pliers handles, two pliers handles are respectively arranged in the back of door breaking pliers, the lower part of door breaking pliers is rotatably connected with limit plate, the lower end of limit plate is provided with two symmetrical distribution's support plate, the inside of pliers handle is provided with the breaking and demolishing piece one for destroying lock core, this multifunctional door breaking pliers, utilize the hollow design of pliers handle, can conveniently carry breaking and demolishing piece one and breaking and demolishing piece two, cooperate the use of door breaking pliers, improve door breaking efficiency;When door breaking operation, take out hexagonal steel pole system straight screwdriver and square tapered unlocking lever cooperation operation, for the scene that lock core involution seamless is difficult to use C-shaped breaking and demolishing groove to carry out lock core destroy lock operation, can hit into lock core with hexagonal steel pole system straight screwdriver, cooperate the use of another connecting rod, realize the twist of screwing and turning connecting rod driven lock core and carry out destroy lock door breaking operation, expands the equipment door breaking application scene.

This utility model discloses a toothed pliers, belonging to the field of hand tool technology, including jaws A, handle A, jaws B, and handle B; jaw B is hinged to handle B, jaw B is hinged to handle A, handle B is hinged with a connecting rod, and a spring is provided between handle A and jaw B; a pressing element is hinged inside handle B; toothed jaws A and B protrude from the surface of the jaws, a groove A is provided at the connection between toothed jaw A and jaw A, and an arc groove A is provided on the surface of jaw A; toothed jaws B are provided at the connection between toothed jaw B and jaw B, and an arc groove B is provided on the surface of jaw B; the thickness of connecting blocks A and B is less than the thickness of the jaws; the surface area of ​​the jaws is increased without affecting the use of the pliers, so that the pressure is evenly distributed and stress concentration is avoided. At the same time, the high and low distributed connecting blocks further optimize the force transmission path, ensuring that the clamping force is applied to the workpiece more evenly, reducing damage to fragile materials, and also reducing the overall weight of the pliers.

The application discloses an intelligent energy-saving hydraulic clamp and relates to the technical field of hydraulic clamps.The hydraulic clamp comprises a supporting assembly and a clamping assembly, and the clamping assembly is arranged on the top of the supporting assembly.The infrared sensor emits an infrared light beam, and the emitted infrared light beam is received by a receiving plate.The receiving surface of the receiving plate is coated with a liquid crystal layer.When heated by the infrared ray, the arrangement of liquid crystal molecules in the liquid crystal layer changes, thereby causing color change, and the trajectory of the infrared ray can be displayed.The visual sensor can capture the trajectory formed on the surface of the receiving plate in real time, thereby recording the smoothness and formation time of the trajectory.If the trajectory is smooth, it indicates that the hydraulic clamp does not jam during work.If the trajectory is not smooth, it indicates that the hydraulic clamp jams.The visual sensor transmits abnormal information to the controller, so that the staff can timely maintain the hydraulic clamp.

This utility model patent relates to a three-point heart-shaped ring opening pliers, aiming to solve the technical problem of traditional opening pliers easily slipping and failing to open smoothly smooth-surfaced objects such as heart-shaped rings. This opening pliers innovatively introduces a third support point, significantly improving stability and reliability in specific application scenarios. The pliers body consists of two opposing clamping arms, each fixedly connected at one end, with the other end forming an openable jaw. An opening component is provided at the jaw for opening narrow gaps. The fulcrum mechanism effectively prevents jaw slippage and provides a fixed support function. The opening pliers of this invention can firmly clamp and effectively open smooth-surfaced objects such as heart-shaped rings, reducing operational difficulty, improving work efficiency, ensuring operator safety, broadening the application range of opening pliers, and meeting a wider range of work needs.

A surgical extractor including an extractor device having a proximal end and a distal end, a first jaw and a second jaw configured to engage a fastener and carried at the distal end of the extractor device, and a ratchet handle device extending from the proximal end of the extractor device.

This invention provides a power pliers with illumination for maintenance, relating to the field of power pliers technology. It includes a first handle and a second handle rotatably connected by a pivot. Both handles are made of transparent plastic. An L-shaped first chuck is fixed to the front end of the first handle, and an L-shaped second chuck is fixed to the front end of the second handle. A light, a power supply battery, and a voltage sensing control chip are installed on the end of the first handle facing away from the first chuck. A first illumination point facing forward is provided on the side of the first chuck facing away from the first handle, and a second illumination point facing downwards is provided at the end of the first chuck. This solution, by providing a forward-facing first illumination point and a downward-facing second illumination point on the first chuck, combined with a transparent plastic handle and a light-blocking coating, achieves directional lighting and glare-free visibility in confined spaces, solving the problem of traditional tools relying on external light sources and having limited working visibility, and improving the accuracy of precision wire alignment and plugging / unplugging operations.

Wrench comprising: a base body (1) in which a fixed jaw (11) extends upwards on one side of an end surface, while on the opposite side of the end surface a recess is provided for forming a sliding groove (12), wherein a sliding groove opening (121) is formed on the side of the base body (1) facing away from the fixed jaw (11), which is continuously connected to the sliding groove (12), wherein the base body (1) further comprises a connecting recess (13) and a pivot bore (14) extends from one side of the base body (1) through the connecting recess (13) to the other side;a movable block (2) which has a movable jaw (21) and a sliding section (22) connected thereto, wherein the sliding section (22) is movably arranged in the sliding groove (12) and the movable jaw (21) is moved towards or away from the fixed jaw (11) as a result of a displacement of the sliding section (22) to form a clamping area (7), wherein an actuating recess (23) is further formed below the sliding section (22), which is continuously connected to the connecting recess (13); an end cover (3) which is attached to the side of the base body (1) provided with the sliding groove opening (121);an elastic element (4) which is arranged in the sliding groove (12), wherein the two ends of the elastic element (4) each bear elastically against the end cap (3) and against the sliding section (22) of the movable block (2), and the winding diameter of the elastic element (4) decreases continuously from the end bearing against the sliding section (22) to the end bearing against the end cap (3);a handle part (5) having at one end an actuating section (51) and a connecting section (52) connected thereto, wherein the handle part (5) is inserted into the connecting recess (13) by means of the connecting section (52) and the actuating section (51) engages in the actuating recess (23), wherein a locking pin (6) is movably guided through the connecting section (52), the connecting recess (13) and the pivot bore (14) and the actuating section (51) movably rests against the first recess wall (231) and the second recess wall (232) of the actuating recess (23).

This utility model relates to a crucible clamp for gripping a platinum crucible, comprising first and second clamp arms, each clamp arm including a gripping portion, and each gripping portion including a metal substrate. The metal substrate has at least one ceramic layer on its gripping surface suitable for gripping the platinum crucible, for contact with the platinum crucible. A transition layer, bonding with both the ceramic layer and the metal substrate, with a material thermal expansion coefficient between the two, is also provided between them. This utility model's crucible clamp isolates the platinum crucible and the clamp through a ceramic layer with good high-temperature stability and low thermal conductivity, slowing down the cooling rate at the contact point and effectively preventing the diffusion and contamination of metal atoms from the gripping portion's metal substrate into the platinum crucible, thereby improving the service life of the platinum crucible.

An apparatus for gripping and pulling a wire strand. The apparatus is carried by a cylinder assembly attached to a frame. The cylinders provide force to pull the strand. Jaws are situated in a jaw block, and are tapered such that movement of the jaw block by the cylinders will tend to force the jaws closer to one another within a tapered cavity. Movable, spring-loaded J-rods are provided to retain the jaws within the jaw block when desired. The J-rods can be rotated to a position which does not retain the jaws when the wire strand is being added to, or removed from, the apparatus.

A hand-operated wire stripping tool (1), in particular for processing cables, comprises a first assembly (11) comprising a first handle (2) with a first clamping jaw (4) extending from it, a second assembly (12) comprising a second handle (3) which is pivotable about a pivot axis (AP) and is spread apart relative to the first handle (2), with a second clamping jaw (5) extending from it, and a wire stripping unit (7) arranged between the clamping jaws (4, 5), comprising two clamping and cutting units (71, 72) and head parts (77) which can be detachably fixed in receptacles (41, 51) of the respective clamping jaw (4, 5), wherein the sections of a rotary bearing (6a, 6b, 8a, 8b) between the clamping jaw (4, 5) and the handle (2, 3) of the first and second assembly (11, 12) each form a pivot bearing section (6a, 6b, 8a, 8b). (6, 8) are integrally formed, wherein the rotary bearing sections 6a, 6b, 8a, 8b) are pivotably interlocked about the pivot axis (AP),and the stripping unit (7) is designed as a third assembly unit, wherein the clamping and cutting units (71, 72) of the stripping unit (7) are firmly connected to each other via at least one guide pin (78).

Disclosed is a compression forceps having steplessly adjustable width, comprising a first forceps handle (1) and a second forceps handle (2) arranged in a crossed manner. A stepless adjuster is provided between the first forceps handle (1) and the second forceps handle (2), the stepless adjuster comprises an adjuster body (3), wherein a shaft (4) is rotatably connected to the adjuster body (3); a follow-up threaded rod (5) is connected in series to the shaft (4); a sliding block (6) moving in an axial direction is threadedly connected to the threaded rod (5); the shaft (4) is provided with a knob (7) for driving rotation; the first forceps handle (1) is hinged to the adjuster body (3); the second forceps handle (2) is hinged to the sliding block (6); a connecting rod (8) having one end hinged to the first forceps handle (1) and the other end hinged to the sliding block (6) is provided between the first forceps handle (1) and the stepless adjuster; a hinge between the first forceps handle (1) and the adjuster body (3) is arranged close to the head of the first forceps handle (1); and a hinge between the first forceps handle (1) and the connecting rod (8) is arranged close to the tail of the first forceps handle (1). The compression forceps features a novel structure, a well-developed overall functionality, and strong practicability, and is flexible and convenient to use.

A universal tool device for working out an object including first and second working members pivotally connecting to one another about a main axis and being adapted to simultaneously work the object therebetween. First and second handle members pivotally connect to one another about a handle axis intersecting the main axis at least at an intersection point between the working members. The handle members connect to the working members, respectively, via a connecting member allowing a selective angular positioning about the main axis between the handle members and the respective working members. A retaining member selectively retains the handle members and the respective working members connected to one another along the main axis. Optionally, the handle axis is angularly spaced relative to the main axis to define a lateral angle therebetween, and the intersection point is a midpoint between the working members.

This utility model discloses a snap ring installation and removal pliers, comprising a hollow housing with openings at both the front and rear ends. A drive gear is rotatably connected to the left and right sides of the rear end of the bottom of the inner wall of the housing, and a driven gear is rotatably connected to the front end of the bottom of the inner wall of the housing. Each drive gear has a sliding buckle at the front end of its outer wall, and each driven gear has a retaining buckle at the rear end of its outer wall. Push rods are slidably connected to the left and right sides of the upper end of the outer wall of the housing. Each push rod has an auxiliary block at its upper end, and each auxiliary block has a latch at the front end of its outer wall. Each drive gear has an operating handle at the rear end of its outer wall, and each driven gear has an operating lever at the front end of its outer wall. Each operating lever has a pliers head at its front end. This utility model allows for quick and relatively stable operation when installing and removing snap rings, and prevents the snap ring from falling off due to unstable engagement caused by shaking during contact between the pliers and the snap ring.

The utility model provides a kind of multifunctional pliers, belong to mechanical tool technical field, to solve the problem of single function of locking goods, inconvenient to carry, including two groups of handle cross connection, handle includes handle, connecting portion and head, handle front end is connected with connecting portion by transition part, connecting portion is connected with head, head front end connects tool bit, two groups of handle cross while its connecting portion is overlapped and is penetrated with rivet axle, and the head between two groups of handle forms accommodating cavity, and two pressing blocks are symmetrically arranged in accommodating cavity, and each pressing block is connected with the inner wall of the head of corresponding handle.

This utility model discloses a pliers tool, relating to the field of tool technology, including a pliers head, a gear box, and pliers handles. The pliers head includes a first pliers head and a second pliers head, the tips of which form jaws. The tips of the first pliers head and the second pliers head are engaged by a toothed structure and supported by gear shafts one and two. The gear box has an arc-shaped guide groove, and the two ends of gear shaft one are slidably connected to the guide groove. When the second pliers head rotates around gear shaft two, carrying the first pliers head in the direction of the first pliers head, gear shaft one slides along the guide groove. The pliers handle includes a first pliers handle and a second pliers handle, the tips of which are engaged by a toothed structure and supported by gear shafts three and four. The toothed structure at the tip of the second pliers handle is connected to the toothed structure at the end of the second pliers head via a transmission gear set, which controls whether there is transmission between the pliers head and the pliers handle. The pliers tool of this utility model can adjust the angle of the pliers head, improve the practicality of the pliers tool, and reduce the cost of using the tool.

To provide a remotely operated implement, a connector, a kit including a connector and a second connector, and a method for using a remotely operated implement, with which deflection of a first operating rod and a second operating rod is suppressed, and smooth relative movement of the second operating rod relative to the first operating rod is permitted.SOLUTION: A remotely operated implement 1A is equipped with: a tool 2 having a first acting member 21 and a second acting member 22; a first operating rod 3 coupled to the first acting member; a second operating rod 4 coupled to the second acting member; an operation member 5 for remotely operating at least one of the first acting member and the second acting member; and a connector 6A for coupling the first operating rod and the second operating rod. The connector comprises: a first receiving part 61 for receiving a part of the first operating rod; a second receiving part 66 receiving a part of the second operating rod; and a first connection part 75 for coupling the first receiving part and the second receiving part. The second receiving part allows the second operating rod to relatively move in a lateral direction, relative to a second inner surface 67 of the second receiving part.SELECTED DRAWING: Figure 2