227 results about "Collet" patented technology

The utility model discloses an anti-loose metal clamping sleeve type sealing joint combination, and relates to the technical field of sealing joints. The anti-loose metal clamping sleeve type sealing joint combination comprises a joint body and a welding transition joint, the welding transition joint is connected to one end of the joint body, an annular groove is formed in the inner side wall of the end of the joint body, the diameter of the annular groove is matched with the outer diameter of the welding transition joint, the welding transition joint is inserted into the annular groove, and the welding transition joint is connected with the end of the joint body. A trumpet-shaped limiting groove expanding outwards is formed in a groove opening of the annular groove; the welding transition joint is sleeved with a locknut, the locknut is in sliding connection with the welding transition joint, a first threaded section in an external thread shape is arranged on the outer side of the joint body, the locknut is in threaded connection with the joint body, and a clamping sleeve is arranged between the inner wall of the locknut and the outer wall of the welding transition joint. The end, close to the connector body, of the clamping sleeve is provided with a conical cutting edge.

The machine tool includes: a first spindle that includes a collet chuck that grips a workpiece; a first headstock that rotatably supports the first spindle; an air cylinder that generates a driving force for changing a state of the collet chuck between a gripping state for gripping the workpiece and a release state for releasing the grip of the workpiece; a non-rotary transmitting member that transmits the driving force received from the air cylinder; a rotary transmitting member that rotates together the first spindle and transmits to the collet chuck the driving force received from the non-rotary transmitting member; strain detection means that is attached to the non-rotary transmitting member and detects a strain of the non-rotary transmitting member produced when the driving force is transmitted from the air cylinder to the collet chuck, and a deriving unit that derives the gripping force of the collet chuck based on a detection result of the strain detection means.

The utility model discloses a kind of heat shrink novel collets, it is related to tool processing technical field, including rear end cylinder and front end cylinder, integrated fixed setting between rear end cylinder and front end cylinder, the inside of rear end cylinder is provided with threaded hole, the inside of front end cylinder is provided with clamping through-hole, threaded hole is communicated between clamping through-hole. The utility model provides a kind of heat shrink novel collets, by the structure cooperation design of whole, so that it can utilize thermal expansion and contraction principle to tool is clamped, realize need not to be grooved, and utilize its slotless design so that it changes the elastic clamping mode of traditional collet fundamentally, greatly improve the roundness of collet inner hole and outer circle, concentricity;In clamping aspect, the contact stress area when clamping is increased;When using in the high-speed rotation scene above 10,000 revolutions, the wind resistance brought by traditional elastic collet groove is greatly reduced.

Disclosed is a system to engage a plurality of tools. In the system a drive shaft and collet may be assembled to engage and disengage, selectively, a plurality of tools. User selection may allow use of a plurality of tools during a procedure or during a plurality of procedures.

The invention relates to a collet chuck and a collet chuck assembly with an axially displaceable, sleeve-like collet head 1 on which clamping elements with inclined surfaces 4, inclined radially inwards to the longitudinal axis 5 of the collet head 1, are arranged. These inclined surfaces bear against a conical surface 8 of a drawbolt 7, which is inclined accordingly to the longitudinal axis 5. When the collet head 1 and drawbolt 7 move relative to each other, the clamping elements slide along the conical surface 8 against a spring force, expanding radially outwards from a relaxed position in the region of the smaller diameter of the conical surface 8 to a clamped position in the region of the larger diameter of the conical surface 8. The clamping elements are several clamping jaws 3 distributed around the circumference of the collet head 1, each of which is guided radially displaceably in radial guide openings 2 in the collet head 1 against the radially inward spring force of one or more spring elements.

The utility model provides a novel lifting appliance disc welding part for heat treatment of a composite drill rod. The novel lifting appliance disc welding part comprises a large lifting disc and a fan-shaped disc, the mounting groove is formed in the surface of the large hanging scaffold, and the fan-shaped disc is arranged in the mounting groove. According to the novel lifting appliance disc welding piece for heat treatment of the composite drill rod, the welding rod penetrates through the mounting hole in the surface of the fan-shaped disc, the external thread end is matched with the T38 clamping sleeve to limit the welding rod on the surface of a large lifting disc, and the composite drill rod lifting appliance disc and the composite drill rod are connected and assembled; after the matched clamping sleeve between the threads and the external thread end are stabilized, the composite drill rod is hoisted, so that the problem that the composite drill rod cannot be subjected to heat treatment in a carburizing furnace is solved, and while the problem is solved, the composite drill rod is convenient to use and good in hoisting stability, and the service life of the composite drill rod is prolonged. And the hoisting problem of the composite drill rod carburizing furnace in production is well solved.

The utility model discloses a pipeline suspension protection device, aims at solving the problem of the limited use scene of the existing device and the time -consuming and labor -intensive installation operation. The device includes support rod, and support rod both ends are hinged mounting plate and boom respectively, and both ends are equipped with angle locking tensioning assembly. The bottom axial sliding of boom is equipped with movable rod, and its bottom end is connected with collet. Tensioning assembly contains clamping groove, clamping block and elastic thrust structure, and the installation angle is conveniently adjusted. The cooperation of driving structure realizes the lifting of movable rod. The C-shaped groove of collet cooperates with clamping plate, and the pipeline is clamped by the tensioning assembly B, and the inclined plate design is convenient for the pipeline to be put in. The device can adapt to complex installation surface, and the installation operation is simple, which is beneficial to improving the pipeline suspension efficiency.

The utility model discloses a motor rotor shaft turning clamp that can be self-adaptive and tightly hold and flexibly position, relates to the field of machining, and is composed of Morse taper, external thread connecting shaft, spring collet, threaded sleeve and adjusting sleeve and other components for connecting with the main shaft of machine tool. The sliding cavity of the front end of the external thread connecting shaft is provided with a sliding sleeve and a telescopic spring, and the sliding sleeve is fixedly connected with the spring collet. The sleeve sleeve of the front end of the threaded sleeve is sleeved outside the spring collet, and the inner wall of the front end is provided with a conical surface that is matched with the conical head of the spring collet. The adjusting sleeve is connected with the threaded sleeve through threads, and can drive the limiting sleeve to push the spring collet to move. During use, rotating the adjusting sleeve makes the spring collet move backward, and the spring collet is tightened under the action of the conical surface, the rotor shaft is self-adaptively and tightly held, and the telescopic spring realizes flexible positioning and compensates for the axial and angular deviation. The clamp can automatically adapt to the rotor shaft with a diameter tolerance within a certain range, has high self-centering precision, is suitable for high-precision turning machining of conventional rotor shafts, and has simple structure and convenient maintenance.

A method for disconnecting an upper completion from a lower completion includes positioning a cutter at a first position, actuating the cutter to initiate a cut in a mandrel, wherein the mandrel is disposed within the downhole tubing assembly, and wherein the mandrel is separated into an upper portion of the mandrel and a lower portion of the mandrel by the cut, lifting the cutter out of the downhole tubing assembly, lifting the upper portion of the mandrel as a part of a pull out of hole (POOH) operation, wherein the upper portion of the mandrel is configured to pull a support sleeve during the POOH operation, disengaging a locking mechanism between a cut-to-release (CTR) collet from the lower completion, and lifting the upper completion up from the downhole tubing assembly, wherein the upper completion comprises the upper portion of the mandrel, the support sleeve, and the CTR collet.

Provided is a spindle, a router device, and a cutting bit. The spindle may include: a spindle body having an internal space; a rotary shaft in the internal space, and having a receiving space configured to receive one end of a cutting bit, the cutting bit including a plurality of fastening portions spaced apart from each other in a longitudinal direction of the cutting bit and a plurality of cutting portions disposed between the plurality of fastening portions and configured to cut a substrate; and a support head at one end of the spindle body, and including a collet connected to one end of the rotary shaft and configured to selectively fasten at least one fastening portion among the plurality of fastening portions.

The utility model discloses a kind of assembly collet chuck, including connecting seat, the upper portion of the connecting seat is equipped with chuck holder, the outer surface of the chuck holder is threadedly connected with threaded locking sleeve, the inside of the chuck holder is equipped with elastic collet, the inside of the chuck holder is equipped with cutter head, the inner ring of the elastic collet and the outer surface of cutter head are in close contact, the upper surface of the connecting seat is provided with lower annular screw groove, the bottom of the chuck holder is fixedly connected with lower threaded ring, the bottom of the chuck holder is provided with upper annular screw groove, the outer surface of the connecting seat is fixedly connected with upper threaded ring, the outer surface of the lower threaded ring and the inner wall of lower annular screw groove are threadedly connected, the outer surface of the upper threaded ring and the inner wall of upper annular screw groove are threadedly connected.This assembly collet chuck, by screwing relevant threaded components, damaged parts such as chuck holder can be flexibly disassembled for replacement, avoid because local damage leads to entire collet chuck scrap, reduce use cost.

Systems and adapters for a welding machine are provided. The system may include an adapter having a first end and a second end; a collet holder at the first end; a flange positioned between the collet holder and the second end; a first body portion positioned between the collet holder and the flange; and a second body portion positioned between the flange and the second end. The system may also include a collet receivable in the collet holder and configured to hold a tool. The adapter may be further receivable in and selectively securable to a welding head of the welding machine, thereby enabling the welding machine to use the tool.

The dual-motor chuck structure and its control method provided in this application relate to the field of motor control technology. The control method includes the following steps: controlling a first servo motor and a second servo motor to rotate at the same rotational speed; obtaining the first torque T1 of the first servo motor and the second torque T2 of the second servo motor; and calculating the torque deviation T between the first torque T1 and the second torque. △ Based on torque deviation T △ Calculate the speed deviation V between the first servo motor and the second servo motor. △ According to the rotational speed deviation V △ The rotational speed of the second servo motor is adjusted to make its torque equal to that of the first servo motor. This embodiment effectively solves the force transmission loss caused by speed errors between the two servo motors; simultaneously, by setting the first and second servo motors on both sides of the drum, the problem of slippage due to insufficient clamping force is solved.

A pressing tool is provided. The pressing tool includes an adapter sleeve, an adjustment sleeve, a collet sleeve, a tool body that has a socket for holding a retainer sleeve including a plurality of latches, and a plurality of latch engagement members equally spaced about the tool body. A method of manufacturing a connector assembly. The method comprising obtaining a connector body; obtaining a retainer sleeve configured for receipt over at least part of the connector body and extending around the axis.

The utility model discloses a high-precision powerful auxiliary supporting air cylinder which comprises a cylinder barrel provided with an inner cavity, a double-force air cylinder assembly installed in the inner cavity of the cylinder barrel, a floating supporting rod arranged at the output end of the double-force air cylinder assembly and a floating limiting assembly arranged between the floating supporting rod and the output end of the double-force air cylinder assembly. The floating limiting assembly comprises a collet which is movably arranged on the periphery of the floating supporting rod in a sleeving mode and a wedge-shaped structure which is arranged between the periphery of the collet and the output end of the double-force air cylinder assembly. The double-force air cylinder assembly is used for driving the collet chuck to tightly hold or loosen the floating supporting rod through the wedge-shaped structure. According to the utility model, the floating supporting rod is matched with the floating limiting assembly, so that the quick and high-precision positioning adjustment of a machined part is realized automatically. And meanwhile, powerful auxiliary supporting is provided through the floating limiting assembly and the double-force air cylinder assembly, shaking and deformation of parts in the machining process are effectively prevented, the overall structure is compact, the installation space is saved, and the device is suitable for various application scenes.

The application provides a special clamp and grinding machine for internal thread cutting, and relates to the technical field of machining equipment, and solves the technical problems of limited precision and low production efficiency in the prior art. The device comprises a pressure cylinder, a connecting seat, a rotating main shaft, a chuck, a pull ring, a reset piece, a collet, an internal taper pull ring and a pull rod. The pressure rod of the pressure cylinder is provided with a pushing part, the pushing part abuts against the pull ring, the pull ring is connected with the internal taper pull ring through the pull rod, the internal taper pull ring is sleeved on the collet, the internal taper surface of the internal taper pull ring is matched with the external taper surface of the collet, a strip hole is arranged on the internal taper pull ring, a positioning hole for positioning the machining hole on the nut workpiece is arranged on the collet, and the strip hole is communicated with the positioning hole. The positioning pin can be inserted into the positioning hole to be positioned with the nut workpiece, the internal taper pull ring is driven to move relative to the collet by the pressure cylinder, and then the collet clamps the nut. This way has high precision and greatly improves the positioning efficiency.

The utility model discloses an electromagnetic valve pin tube necking device, and relates to the technical field of automatic equipment. Comprising a necking device body, the necking device body comprises a stand column and a mounting plate, a lifting air cylinder used for driving the mounting plate is arranged on one side of the stand column, and a necking main shaft and a necking spring chuck arranged in the necking main shaft in a sleeved mode are arranged in one end of the mounting plate; and a necking cylinder for driving the necking main shaft is arranged at the bottom of the other end of the mounting plate. The design that the conical chucks are matched with the receding grooves is adopted, the conical chucks are evenly extruded through the conical surfaces when the necking main shaft descends, it is ensured that the diameters of necking ports of the electromagnetic valve inserting needle tube are consistent, deformation or eccentricity is avoided, and the product limiting block limits and prevents machining deviation when conducting necking machining on the electromagnetic valve inserting needle tube. The necking collet chuck and the necking main shaft structure can be matched with needle inserting tubes of different specifications, diversified necking requirements can be met by replacing the necking collet chuck, and wide application prospects are achieved.

The utility model discloses steel structure anti-corrosion construction equipment, which relates to the technical field of steel member anti-corrosion, and comprises a steel member body, the outer side of the steel member body is movably sleeved with a plurality of annularly distributed clamping sleeves, and the plurality of clamping sleeves are vertically distributed; and fixing mechanisms are fixedly connected to the middles of the sides, away from the steel member body, of the multiple clamping sleeves, anode bars are movably connected to the inner sides of the multiple fixing mechanisms in a sleeving mode, and connecting mechanisms are fixedly connected between the sides, close to the steel member body, of the multiple anode bars and the outer side of the steel member body. According to the steel structure anti-corrosion construction equipment, the clamping sleeve is fixed to the steel member body through welding, a plurality of evenly-distributed sites making contact with the anode bar exist on the outer side of the steel member body through the connecting bases, current on the outer side of the steel member body is evenly distributed, and the corrosion resistance of the steel structure is improved. And the steel member body is protected more effectively.

The utility model relates to a barrel end forming die which is technically characterized by comprising an inner centering die, a front supporting die, a sliding gland, a horizontal pull rod, a forming tailstock, a spring clamping sleeve and a positioning block. The sliding gland is composed of an annular guide part connected with the horizontal pull rod and an annular acting part arranged on the outer edge of the front portion of the annular guide part. The inner centering die is provided with an inner cavity matched with the annular guiding part, the front supporting die is annular, the rear end face of the front supporting die is provided with a plurality of distance columns connected with the inner centering die, the annular acting part of the sliding gland is provided with receding holes corresponding to the distance columns, and bulging conical surfaces are arranged at the roots of the front end and the rear end of the outer circumferential face of the inner centering die respectively. The front end and the rear end of the spring clamping sleeve are respectively provided with a bulging conical surface matched with the bulging conical surface of the inner centering die, and the front end of the spring clamping sleeve is further provided with an annular groove corresponding to the top face of the annular acting part. The die solves the problem that the machining difficulty of the end of a thin-walled cylinder part is large, the forming precision is remarkably improved, and the machining stability of a product is effectively guaranteed.

The invention relates to a spindle (1) of a machine tool, in particular a machine tool for machining workpieces, as well as to other components of a machine tool for in particular automatedly maintaining and cleaning collet chucks. To this end, the spindle (1) has a connecting plate (100) for connecting the spindle (1) to a compressed air unit and a lubricant supply of a machine tool, a shank element (110) that can be displaced in the longitudinal direction (L) of the spindle (1) and is mounted in the connecting plate (100) of the spindle (1), as well as a spindle shank (121) that can be rotated in the circumferential direction (U) of the spindle (1), with a connecting piece (124) for connecting a connecting element (202) of a collet chuck (200) set up to receive a processing tool or a maintenance tool (300) to the spindle. The shank element (110) has a through hole (113) in the longitudinal direction (L) of the spindle (1), wherein the connecting plate (100) has a lubricant inlet (105) for connection to the lubricant supply, and at least one separate compressed air inlet (104) for connection to the compressed air unit. The connecting plate is set up to fluidically connect the through hole (113) of the shank element (110) to the at least one compressed air inlet (104) as well as the lubricant inlet (105).

The utility model discloses a back shaft special-shaped eccentric collet for a precision automatic lathe, which comprises a first collet handle, a second collet handle, a collet body and a clamping component which are sequentially connected, the first collet handle, the second collet handle, the collet body and the clamping component are sequentially and fixedly connected with one another, and the peripheral walls of the second collet handle, the collet body and the clamping component are respectively provided with a notch groove. A clamping cavity is formed in the lateral wall of the side, away from the chuck body, of the clamping assembly, the shape of the clamping cavity is a polygon, and the notch groove comprises an oval opening groove, a first notch groove, a second notch groove and a third notch groove. The precise adjustment of the eccentric distance is realized, and the production efficiency is greatly improved; due to the arrangement of the opening groove, the collet has certain elasticity when clamping a product, and meanwhile the clamping stability is improved; the special-shaped chuck can meet the requirement for clamping a plurality of special-shaped products which are irregular in shape and different in height.

The utility model discloses a kind of annular travel angle gauge and inspection measuring tool suitable for sleeve structure, it is related to sleeve structure detection technical field, the annular travel angle gauge suitable for sleeve structure includes: rely on size, it is semicircular structure, and the middle part is provided with clamping groove, clamping groove is used to connect nut, the surface of rely on size is equipped with arc sliding slot;Travel size, its surface is provided with perforation, and sliding positioning member is equipped in perforation, and sliding positioning member is penetrated sliding slot and can slide along sliding slot, the surface of rely on size and travel size is equipped with scale mark.The annular travel angle gauge and inspection measuring tool suitable for sleeve structure provided in the application are composed by rely on size and travel size, scale mark is equipped on travel size, and screwing angle can be verified quickly and the reason of confirming pressure leakage failure.

The utility model discloses a compact self -locking type connector clamping sleeve device relates to connector technical field, this scheme includes the connector body, the outer surface of connector body is sleeved and has the clamping sleeve mechanism, the outer surface of clamping sleeve mechanism is installed with adjustable self -locking mechanism, the connector body includes two connecting heads of mutual cooperation, one end of two connecting heads all is fixedly connected with the cable, the utility model discloses the clamping sleeve mechanism and adjustable self -locking mechanism that set up, not only can install and detach the clamping sleeve fast, but also can realize the self -locking effect of clamping sleeve when using, need not to carry out the tedious operation to reduce the work burden, and when using still can change L type elastic clamp bar's length to can carry out the clamping of two connecting heads, and cooperation sealing washer can improve the leakproofness, and because can adjust, improve practicality.

The utility model relates to the technical field of milling cutters, in particular to an anti-impact tungsten alloy milling cutter which comprises a cutter handle, a collet chuck is mounted on the inner side of the cutter handle, a nut is in threaded connection with the top of the cutter handle, a milling cutter head is mounted on the inner side of the nut and the inner side of the collet chuck, and a plurality of threaded grooves distributed in a polar axis mode are formed in the outer side of the cutter handle. Through the arrangement of the threaded groove, the bolt, the protective cover, the mounting hole plate, the through groove, the sealing ring and the anti-impact assembly, after the milling cutter head is mounted, the protective cover can be arranged on the outer side of the milling cutter head in a sleeving mode, the bolt is screwed into the threaded groove, and therefore mounting of the protective cover is completed, and the design can seal the connecting position of the milling cutter head and the collet chuck; and when the milling cutter head is not used, the protective barrel can be inserted into the inner side of the fixed barrel, so that the clamping ring is connected with the clamping groove in a clamping manner, and the design of the protective barrel can prevent external articles from impacting the milling cutter head to cause breakage of the milling cutter head.

Pipe splitting apparatuses and systems including a replaceable blade, and methods therefor, are provided. In various examples, a cable retention and release mechanism is configured to releasably engage a cable and includes one or more segments of a pipe splitting apparatus including a cable passage. A segmented collet includes tapered segments and is disposed within a tapered portion of a cable passage of the one or more segments. Channel surfaces of the tapered segments together form a cable channel through the segmented collet. The cable channel is configured to widen in a disengaged position of the segmented collet and narrow in an engaged position of the segmented collet. A spring is disposed within the spring pocket of the one or more segments to bias the segmented collet distally in the engaged position.

A pipe connector (20) for securing a pipe has a collet (25) having a collet ring (27) at one end for limiting the movement of an O-ring (26), the collet further having an elastic collet leg (28) with a toothing (31). A cap (23) fits on the body (21) to hold the collet and urge the teeth (31) into engagement with the tube. Between the teeth (31) and the ring (27), the collet (25) has one outwardly extending projection (37) abutting the proximal end of the body. The cap has at least one recess (34) for a release tool (40) that can plastically displace a flexible tab (62) extending through the recess (34). Between the toothing (31) and the collet ring (27), the collet (25) has at least one radially extending alignment projection (70) that engages the inner wall of the body (21) to limit radial deflection of the collet.