73results about "Turning machine accessories" patented technology

The invention provides a cutter handle and a machine tool. The cutter handle comprises a main shaft connector, a cutter handle body, a vibration reduction assembly and a chip removal channel. The cutter handle body is connected with the main shaft connector, a first cavity and a second cavity are formed in the cutter handle body, and the second cavity is arranged around the first cavity; the vibration reduction assemblies are arranged in the first cavity and the second cavity correspondingly so as to be used for reducing vibration generated in the cutting process. The chip removal channel is arranged in the first cavity in the axial direction of the cutter handle body, the chip removal channel is at least partially connected with the vibration reduction assembly, a cutter clamping hole is formed in the end, away from the main shaft connector, of the cutter handle body, and the chip removal channel communicates with the cutter clamping hole; the diameter and the wall thickness of the cutter handle body are gradually increased in the direction from the cutter handle body to the main shaft connector. Through the integrated design of the vibration reduction assembly and the chip removal channel, the machining stability and efficiency are remarkably improved, and then the technical problems that when a traditional machine tool cutter handle conducts high-speed cutting, vibration control is poor, and the chip removal efficiency is low are solved.

The application belongs to the technical field of crankshaft turning, in particular to a crankshaft machining and turning device, which comprises a lathe base, a fixing base is fixed to the top end of the lathe base, a sliding base is slidably connected to one side of the lathe base away from the fixing base through a No.1 electric sliding block, two V-shaped clamping blocks are arranged to clamp the outer wall of the crankshaft during turning, two conical rods are arranged to clamp the two ends of the crankshaft, the two V-shaped clamping blocks can clamp crankshafts of different thicknesses for turning, after the two ends of the crankshaft raw material are clamped by the two conical rods, four clamping plates are arranged at the crank wall on both sides of the turning position to clamp, which replaces the traditional clamping mode of the two ends of the crankshaft, can self-adaptively adjust the clamping position to clamp both sides of the turning position, improves the stability of clamping the eccentric crankshaft, reduces the situation of falling off of the crankshaft, improves the machining quality and the safety of the equipment, and reduces the failure rate and maintenance cost in the production process.

A multi-sensor integrated intelligent tool holder real-time monitoring and anti-collision system, comprising: an intelligent tool holder device, an external PLC controller, a built-in relay, a numerical control machine tool and a PC signal processing and display module; the intelligent tool holder device comprises: a handle cone structure, a force sensor structure, a resistance strain gauge group, a protective shell, a plurality of supporting copper columns, a first hardware circuit board, a second hardware circuit board, a vibration sensor, a lithium battery, a fixed upper shell, a fixed bottom shell, a draw stud, a clasp spring, a compression cap and an end mill. The application is based on the collected cutting signals for real-time analysis and rapid judgment and response, is not affected by the machining environment and the shape and size of the workpiece, is accurate in measurement, greatly reduces the influence of the external sensor arrangement distance on the cutting data accuracy, and is suitable for the monitoring of cutting force and vibration and the anti-collision monitoring link in the part machining process, and improves the cutting automation, intelligence and safety level.

The utility model relates to the technical field of machining cutters, in particular to a machining shaft. The second end of a cutter handle body is provided with a connecting hole and can be connected with a main shaft through the connecting hole; a taper hole is formed in the first end of the cutter handle body, the large end of the taper hole faces outwards, an inner blind rivet assembly is arranged at the small end of the taper hole, a threaded blind rivet in the inner blind rivet assembly is arranged at the center of the small end of the taper hole and limited, and the threaded part of the threaded blind rivet faces the taper hole, so that the cutter handle of a specified model inserted into the taper hole can be connected through the threaded blind rivet. The taper holes are communicated with the connecting holes, so that the threaded blind rivets can be replaced from the connecting holes, and when different types of cutter handles need to be connected, the threaded blind rivets of different types are replaced to be matched with the cutter handles of the types, so that the main shaft can be matched with more types of blind rivets and cutters for production and machining, and the universality of the machining cutter handle is improved; and various machining production requirements are met, and the production range of the machine tool is expanded.

This application relates to a high-precision tool-unfolding mechanism with a high-power built-in drive, comprising a rotating frame, a tool head slidably mounted on the rotating frame, and a drive assembly that drives the tool head to reciprocate radially. The drive assembly includes a lead screw and a sliding block. The two ends of the lead screw are rotatably connected to the rotating frame, and the sliding block is threadedly connected to the lead screw and fixes the tool head. The drive assembly also includes a drive source and a transmission structure. The drive source drives the lead screw to rotate through the transmission structure. A mounting cavity is provided in the middle of the rotating frame, and the drive source is located in the mounting cavity. This application integrates the drive motor into the rotation center of the rotating frame, fundamentally eliminating the mass eccentricity caused by an externally mounted motor. This makes the center of gravity closer to or even coincident with the axis of rotation, greatly improving the dynamic balance and stability during high-speed rotation. The built-in layout makes the structure more compact, facilitating the selection of a higher-power drive motor, obtaining stronger driving force and more sensitive tool head adjustment, and significantly improving transmission accuracy and processing efficiency.

A machine tool with an automatic tool changer that mounts a tool holder 11 to which a tool 25 is attached on a spindle head 26 and machines a workpiece 24 includes an eddy current sensor 1 disposed such that a measurement end surface 1-4 faces the outer peripheral surface of a flange 11B of the tool holder 11, and a data processor 3 that detects runout of a tool 25-1 mounted on the spindle head 26 based on data obtained by measurement by the eddy current sensor 1. The eddy current sensor 1 includes a coil 1-2 formed in a spiral shape and held in a bobbin 1-3 serving as a cylindrical container, and a core 1-1 serving as a soft magnetic body disposed at the axial center of the coil 1-2 on the measurement end surface 1-4 side. The machine tool can perform a tool change operation at a higher speed without compromising the detection accuracy.

A fixation device for fixing a first part of a surgical instrument to a second part of the surgical instrument. The fixation device has a longitudinal axis and includes a fixation body configured to accommodate a portion of the first instrument part and a portion of the second instrument part therein. A first fastening member and at least one movable first clamping member are configured to clampingly engage at least the first instrument part so as to fix at least the first instrument part to the fixation device. A first actuation member is configured to receive at least a portion of the fixation body. The first actuation member includes a second fastening member configured to engage with the first fastening member. The first actuation member is configured to exert a clamping force on the first clamping member when the second fastening member is in engagement with the first fastening member.

A tool holder assembly (100) having movable parts (108, 109) and an operating system (110'). The movable parts (108, 109) of the tool holder assembly (100) can be configured to shift, as necessary, to engage a jig or tool when the assembly (100) is actuated. In some cases, the movable parts (108, 109) can be further configured to shift for better engagement by a jig or tool. The operating system (110') can be electrical.

In order to detect a workpiece (the presence or absence of the workpiece and the length of the workpiece) of a spindle without using torque variation of a servo actuator, a workpiece detection device (30) is provided with a push rod (22) which is disposed inside a back spindle (20) that grips the workpiece (W) and which can move so as to push the workpiece (W) and discharge the workpiece (W) to the outside, and a servo motor (28) which has a drive unit (28a) that moves the push rod (22) and an encoder (28b), and which detects the workpiece (the presence or absence of the workpiece and the length of the workpiece) on the back spindle (20). And a control unit (60) that controls the drive unit (28a) on the basis of the detection result of the encoder (28b). The control unit (60) moves the push rod (22) to a standby position, the encoder (28b) detects the movement of the workpiece (W) when the push rod (22) is moved, and the control unit (60) calculates the presence or absence of the workpiece (W) on the basis of the movement.

A technology was needed that could supply a sufficient amount of liquid to the area where the blade was processing the workpiece. [Solution] The processing apparatus comprises a blade, a rotating mechanism rotatable around a rotation axis, and a holding member. The blade is mounted on the rotating mechanism by the holding member, which clamps a portion of the blade. The blade has a plurality of recesses, each smaller in depth than the blade's thickness, and each of the recesses extends from the rotation axis side to the outer circumference, spanning the portion clamped by the holding member. Liquid is supplied from the outside to a space that is at least partially surrounded by the holding member, on the rotation axis side of the position where the portion of the blade is clamped. The liquid supplied to the space is injected into each of the plurality of recesses on the rotation axis side of the portion of the blade.

The utility model provides a cutter bar assembly capable of being stably combined. The cutter bar assembly comprises a cutter bar, a cutter, a fixing piece, a bolt and a lock cover. A conical hole, a clamping groove and a lock hole which are communicated with one another are formed in the cutter bar; the cutter is provided with a clamping hole with a polygonal outline, and a conical combination part is inserted into the conical hole of the cutter bar; the fixing piece is provided with a clamping part clamped with the clamping hole and a clamping block clamped with the clamping groove; the bolt penetrates through the fixing piece and is locked in the lock hole in a screwed mode so as to combine the fixing piece and the cutter bar. The lock cover is combined with the cutter bar. The clamping part of the fixing piece is clamped with the clamping hole of the cutter, and the clamping block is clamped with the clamping groove, so that the fixing piece is clamped with the cutter and the cutter bar, the cutter bar and the cutter can be stably combined, and the problems that the existing cutter bar and the cutter are easy to rotate relatively, so that the machining efficiency is poor, and the machining cost is high can be solved. And even negative influences are brought to the machining quality of the workpiece.

To provide a tool holder and its connecting member capable of preventing decay of a coolant liquid, extending the life of a cutting tool, and efficiently removing chips adhering to a workpiece or tool. The connection structure (100C) includes a machine spindle (9C) having a first coolant supply passage (98C), a tool holder (1) having a second coolant supply passage (12), and a connection member (20C) having a third coolant supply passage. The connection member (20C) is provided in the third coolant supply passage and has a through hole extending in the axial direction. The connection member (20C) includes a fine bubble generating member (30) that generates fine bubbles in the coolant liquid within the through hole, and a retaining mechanism that prevents the fine bubble generating member (30) from falling out of the third coolant supply passage.

The invention discloses a clamping jaw device capable of quickly setting a tool and adjusting a clamping jaw, and belongs to the technical field of machining. The clamping jaw device comprises a chuck, a plurality of fan-shaped dials and a plurality of clamping jaw units; the plurality of fan-shaped dials are uniformly arranged on the chuck along the circumferential direction of the chuck, each fan-shaped dial is provided with a plurality of arc lines taking the center of the chuck as the circle center, the diameters corresponding to the plurality of arc lines on each fan-shaped dial are different, and the side edge of each fan-shaped dial is provided with scale marks; each clamping jaw unit comprises a sliding block and a clamping jaw, the sliding blocks are slidably arranged on the chuck in the radial direction of the chuck, first racks arranged in the radial direction of the chuck are arranged on the top faces of the sliding blocks, and second racks arranged in the radial direction of the chuck are arranged on the bottom faces of the clamping jaws. According to the clamping jaw device capable of achieving rapid tool setting and clamping jaw adjustment, tool setting and clamping jaw adjustment can be rapidly completed, operation is easy, consumed time is short, no tool needs to be used, and therefore the working efficiency is greatly improved.

The invention relates to the technical field of mechanical cutting machining, in particular to a long overhanging milling cutter with a vibration damping structure for deep cavity machining, which comprises a cutter handle section adaptively connected with a machining center spindle, the lower end of the cutter handle section is connected with a transition section through a vibration damping assembly, and a milling cutter section is mounted at the lower end of the transition section. By designing a triple vibration reduction structure of magnetic repulsive force, spring elasticity and damping friction, the vibration reduction effect is comprehensively improved, the chatter problem of the long overhanging milling cutter is solved, the machining stability is improved, the length-adjustable transition section is designed in a matched mode, and the vibration reduction effect of the long overhanging milling cutter is improved. The concentricity and the rigidity are optimized, meanwhile, the stability of structural connection and the adjusting precision are guaranteed, it is guaranteed that the cutter cannot move after being adjusted, the device is suitable for machining of deep cavities of different depths, the cutter replacing cost is reduced, and the machining efficiency is improved.

The invention discloses a multi-station vertical power tool turret which comprises a vertical power tool rest assembly which can be provided with a plurality of tools and is provided with a plurality of stations, and the vertical power tool rest assembly comprises a driving motor base and a multi-station tool rest. The heat dissipation circular cover is installed in the center of the multi-station tool rest, the outer side of the heat dissipation circular cover is sleeved with a supporting ring and a dust blocking gauze element, and the supporting ring is sleeved with the dust blocking gauze element; the water storage ring pipe is mounted on the surface of the heat dissipation circular cover, and a water outlet pipe communicated with the interior is arranged on the inner surface of the water storage ring pipe; the battery box is installed at the circle center position of the heat dissipation circular cover, and a partition plate, a detachable battery, a heat dissipation fan and a micro water pump are fixed in the battery box; the tool rest is provided with a cooling design for cooling the interior, the heat conduction copper plate and the fixed copper plate conduct heat to the water conveying pipe, the micro water pump operates, cooling liquid in the water storage ring pipe circularly flows to take away part of heat on the water conveying pipe, in addition, the cooling fan operates, flowing of airflow inside and outside the cooling round cover is accelerated, and air cooling is achieved.

A machine tool comprising a main spindle to which a workpiece 21 is to be attached; a rotation mechanism that rotates the main spindle; a tool holder that holds a tool for cutting the workpiece 21; a movement mechanism that moves the main spindle and the tool holder relative to each other in a rotation axis direction of the main spindle; a vibration mechanism that vibrates the main spindle and the tool holder relative to each other in a vibration direction perpendicular to the rotation axis direction; and a control unit that controls the rotation mechanism and the vibration mechanism. The machine tool cutting the workpiece 21 by using the movement mechanism and the vibration mechanism so as to vibrate and move the workpiece 21 and the tool relatively each other, while the rotation mechanism rotates the main spindle. The control unit driving the rotation mechanism and the vibration mechanism such that the tool is located at the same position in the vibration direction for each fixed rotation period of the main spindle and controlling the rotation mechanism and the vibration mechanism such that an outer circumferential surface or inner circumferential surface of the workpiece 21 is machined into a substantially regular polygonal shape when viewed in the rotation axis direction.

The utility model discloses a lathe adjustable supporting device for large roller machining, which relates to the technical field of supporting devices and comprises a lathe main body, a driving box is arranged above the rear end of the lathe main body, a chuck is arranged at the front end of the driving box, two groups of sliding rails are symmetrically arranged above the lathe main body, and the two groups of sliding rails are arranged on the lathe main body. An ejector pin is arranged on one side of the fixing plate, a motor is arranged on the outer surface of the front end of the lathe body, a transmission rod is arranged at the output end of the motor, a two-way lead screw and a sliding rod are arranged in the second base, and a telescopic rod is arranged between the supporting plate and the sliding groove. According to the lathe adjustable supporting device for large roller machining, one end of a roller is clamped through the arranged chuck, the other end of the roller is jacked and fixed through the arranged ejector pin, and meanwhile the middle position of the roller is supported in an auxiliary mode through the arranged two sets of roller wheels.

To obtain a machine tool with an automatic tool exchanger which can increase the speed of a tool change action without impairing the detection accuracy, and an eddy current sensor used for the same in an ATC shake detection system using the eddy current sensor.SOLUTION: A machine tool with an automatic tool exchanger which machines a workpiece 24 by attaching a tool holder 11 with a mounted tool 25 on a spindle head 26 has: an eddy current sensor 1 installed so that a measurement end face 1-4 may face the outer peripheral surface of the flange part 11B of the tool holder 11; and a data processor 3, which, on the basis of data measured by the eddy current sensor 1, detects the shake of the tool 25-1 attached on the spindle head 26. The eddy current sensor 1 comprises a coil 1-2 retained in a bobbin 1-3 being a cylindrical vessel to be formed in a swirl shape and a core 1-1 being a soft magnetic body disposed on the side of the end face 1-4 centered on the axial center of the coil 1-2.SELECTED DRAWING: Figure 1

A pipe preparation tool has a housing, a motor mounted within the housing, a head mechanism disposed on the housing, a rotatable blade holder disposed within the head mechanism, and a blade attached to the blade holder. The tool may include a power tool battery pack attached to the housing and electrically connected to the motor. Preferably, a pipe may engage the blade in a first orientation and a second orientation opposite to the first orientation. The blade may have first and second opposite cutting edges, wherein the pipe can engage the first cutting edge of the blade when in the first orientation and the second cutting edge of the blade when in the second orientation.

A maintenance display (1), wherein the maintenance display (1) stores an information bit string, wherein the information bit string codes at least one section of maintenance information from a component (100) of a cutting tool in binary form, wherein the information bit string contains multiple information bits, wherein each information bit has an information bit state, wherein the maintenance display (1), in an activated display state, successively flashes the information bit states of the information bit string and thus displays an information signal, wherein the maintenance display, in the activated display state, displays an announcement signal, wherein the announcement signal announces the information signal, wherein the information signal is able to be filmed by a photosensitive element (6) with an air gap (7) being maintained.

The utility model relates to a finish machining combined cutter for a valve guide pipe and a valve seat of a cylinder head, which is characterized by comprising a guide pipe reamer, a cutter base body and a cutter handle, the guide pipe reamer comprises a blade part and a base body connecting part, the blade part comprises a blade head and a blade rod which are connected into a whole, the blade rod is fixedly connected with the base body connecting part, and the cutter handle is fixedly connected with the blade head. The cutter base body is provided with a blade rod connecting hole and a reamer connecting inner hole which are coaxially arranged, the conduit reamer is matched and connected with the cutter base body, meanwhile, the base body connecting part is matched and in threaded connection with the reamer connecting inner hole, the blade rod is in Morse taper fit with the blade rod connecting hole, and the tail part of the cutter base body is detachably connected with the cutter handle. Radial deflection of the guide pipe reamer does not need to be adjusted, tool changing time is short, and efficiency is high.

The utility model provides a special tool apron and tool bar for machining an oil cylinder barrel. The special tool apron and tool bar comprises a plurality of tool bars and a plurality of tool aprons clamped on a machine tool cutterhead, the cutter holder is used for clamping and supporting the cutter bar in a clamping manner; the tool bar is inserted into the tool apron in the axis direction of the machine tool cutterhead, a tool mounting groove used for mounting a tool is formed in the outer end of the tool bar, and the tool mounting groove is formed in the radial direction of the machine tool cutterhead. According to the tool apron tool bar special for machining the oil cylinder barrel, the universality of the tool apron tool bar is improved, manufacturing of a special tool bar is avoided, and it is ensured that a boring blade can penetrate into the hydraulic oil cylinder barrel to conduct machining.

The utility model relates to the field of retaining structures of machine tool tail frames, in particular to a rack retaining device for a machine tool tail frame, and aims to solve the problem that operation is tedious due to the fact that a bolt and a clamping plate are used for increasing friction force, according to the scheme, the rack retaining device comprises a fixed rack and a retaining rack, the fixed rack is fixed to a sliding rail, and the retaining rack is arranged on the tail frame; a driving assembly is arranged on the tail frame and connected with the retaining rack so as to drive the retaining rack to be meshed with or separated from the fixed rack. The method has the effect of improving tedious operation or large processing amount.

The utility model belongs to the technical field of drilling tools, and particularly discloses a low-frequency vibration drilling tool handle which comprises a shell, a tool handle body and a tool bar. A fixing base is fixedly installed in the shell, and the cutter handle is rotationally connected with the fixing base. A fixing sleeve is arranged at the bottom of the fixing seat, an adjusting disc is in threaded connection in the fixing sleeve, and an amplitude plate driving part is mounted at the bottom of the adjusting disc; the cutter bar and the cutter handle are in sliding connection in the axial direction. An amplitude plate is fixedly arranged at the upper end of the cutter bar. A pre-tightening spring is arranged between the lower portion of the cutter bar and the shell, and under the elastic force effect of the pre-tightening spring, the amplitude profile of the amplitude plate is attached to the amplitude plate driving piece all the time. The vibration amplitude adjusting device is ingenious in structural design, the vibration amplitude adjusting function and the friction surface lubricating function are achieved through the adjusting disc, and the vibration amplitude adjusting device has the advantages of being low in structural cost, convenient to adjust vibration amplitude, convenient to maintain and long in service life.

A rotary blank holding device (S) is configured to include a motor (M), a pressing machine (P), and a blank holding unit (U) including a motor-side holder and a pressing machine-side holder, the blank holding unit (U) being configured to hold a blank by using a pressing force toward a first side in an axial direction output from a pressing machine shaft. The end surfaces on both sides in the axial direction of the blank are sandwiched by a motor-side holder and a pressure-machine-side holder, and the motor-side holder and the pressure-machine-side holder include a fixed portion, a moving portion, and a main body elastic portion.

To surely detect abnormality of a mounting state of a tool to a main spindle.SOLUTION: The machine tool includes a spindle 2 configured to rotate about a rotation axis O1, feed means 11, 12, 13 configured to position the spindle 2 in an X-direction, a Y-direction, and a Z-direction with respect to a workpiece W, a current detection unit 17 configured to detect current values of motors 14 of the feed means 11, 12, 13 as idling loads, and an abnormality determination unit 26 configured to determine presence or absence of an abnormality based on the current values (idling loads) detected by the current detection unit 17.SELECTED DRAWING: Figure 5

In order to detect a workpiece supplied to a spindle (presence or absence of a workpiece and a length of the workpiece) without using torque fluctuation of a servo-equipped actuator, a workpiece detection device (30) includes an ejector rod (22) that is disposed inside a rear spindle (20) that grips a workpiece (W) and that is movable so as to press the workpiece (W) and eject the workpiece (W) to outside; a servo motor (28) including a drive portion (28a) that moves the ejector rod (22) and an encoder (28b); and a control portion (60) that controls the drive portion (28a) based on a detection result of the encoder (28b). The control portion (60) moves the ejector rod (22) to a standby position. The encoder (28b) detects movement when the workpiece (W) moves the ejector rod (22). The control portion (60) calculates presence or absence of the workpiece (W) based on the movement.

A spindle system 100 comprises a spindle device 500 with a housing 102 and a working spindle to which a tool holder 400 can be detachably connected, and a tool holder 400 with a clamping section 401, a gripper section 403, a tool holding section 404 and a vibration transducer 405 coupled thereto, and an energy transmission device 103 comprising a first induction element 104a and a second induction element 104b, which are radially opposite each other when the tool holder 400 is connected to the working spindle, wherein the second induction element 104b is integrally formed with the clamping section of the tool holder 401, such that an automated changing device can engage in the gripper section of the tool holder 403.

A tool component (1) of a machine tool comprises a functional body (2) having at least one functional surface (4) and a support body (3) which supports the functional body (2), wherein the functional body has at least one surface for fixing or guiding the tool component (1) within the machine tool, wherein the functional body (2) is formed at least partially from a solid material. The tool component (1) is characterised in that the structure of the support body (3) adjoins the structure of the functional body (2), the functional body (2) at least partially has a carrying structure having cavities, and the carrying structure is formed at least partially from a hard material, a hard metal or a hard alloy on a cobalt-chromium basis.

The present invention provides a spindle unit and a method for mounting cutting blades that can improve the ease of mounting cutting blades. [Solution] The spindle unit 10 on which the cutting blade 50 is mounted comprises a spindle 11, a housing 12 that supports the spindle 11 via an air bearing and has an opening 12a from which the spindle 11 protrudes, and a cap 30 mounted on the housing 12. The cap 30 has an insertion portion 31 that is inserted into the opening 12a and a main body portion 32 that surrounds the protruding portion 11e of the spindle 11. Multiple discharge ports 37 for discharging fluid are provided circumferentially on the outer surface of the main body portion 32.