114results 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 discloses a boring machine tool fixing device for machining and belongs to the technical field of machining. The basic handle is connected with the mounting seat, a slot is formed in the mounting seat, and the boring cutter is inserted into the slot; the inner side of the slot is provided with a placing groove, the inner side wall of the placing groove is provided with a reset groove, and a reset spring is arranged in the reset groove; a convex block is arranged at the upper end of the inner wall of the mounting plate, a limiting block is arranged at the lower end of the inner wall of the mounting plate, and the outer wall of the mounting plate is connected with a reset spring; limiting grooves are formed in the upper end of the outer side wall of the boring cutter, and the limiting blocks and the limiting grooves are matched and inserted in a one-to-one mode. The upper end of the protruding block is matched with the limiting assembly. According to the boring cutter fixing device, the boring cutter is effectively fixed, the stability of the boring cutter during operation is improved, the boring cutter is conveniently fixed, the dismounting process of the boring cutter is simplified, and the problem that the boring cutter is inconvenient to mount and fix in a traditional mode is solved.

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.

The utility model provides a special fixture for maintaining and detecting a main shaft, which comprises a three-jaw chuck consisting of a chuck body, three linkage pieces and calipers, and further comprises an independent adjusting assembly arranged between the linkage pieces and the calipers and used for adjusting and controlling the calipers to move independently; the three-jaw chuck and the independent adjusting assembly are arranged, the three calipers on the three-jaw chuck can be independently adjusted through the independent adjusting assembly, and when the damaged spindle cannot be completely clamped after the three calipers are moved to the designated position at the same time through the linkage piece, the three calipers can be independently adjusted through the independent adjusting assembly. At the moment, the position of one caliper is independently adjusted through the independent adjusting assembly, so that the three calipers can clamp the damaged main shaft to the maximum degree, the main shafts with different damage degrees can be clamped without replacing other types of chucks, a user can autonomously select to adjust the calipers of the three-jaw chuck in a linkage mode, and the working efficiency is improved. Or one of the calipers can be independently adjusted to meet actual requirements.

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.

The cutter handle capable of fixing the cutter mounting length comprises a cutter handle body, a through hole is formed in the cutter handle body, and the through hole is divided into a through hole upper section and a through hole lower section; a locking nozzle and a locking nut are arranged in the lower section of the through hole; the locking mouth comprises a claw-shaped locking part with a large upper part and a small lower part, a claw of the claw-shaped locking part is arranged downwards, a limiting plane is arranged in the middle of the cutter handle body, and the limiting plane is perpendicular to the mounting axial direction of a locked cutter; the claw-shaped locking part is provided with a first conical locking face with the downward taper, the locking nut is provided with a second conical locking face matched with the conical locking face, and when the second conical locking face moves upwards in the axial direction, the first conical locking face moves in the radial direction, so that the locked cutter is locked. The tool locking device has the advantage that when the tool is locked, the locked tool cannot move up and down.

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.

Provided is a tool seating confirmation device that accurately confirms the mounted state of a tool, the tool seating confirmation device including: an air flow passage formed across a seating surface of a rotating spindle on which a tool from a housing of a tool main shaft device is mounted; an air supply source that supplies air to the air flow passage; an opening / closing valve connected to the air flow passage; a pressure sensor connected to the air flow passage; and a flow passage coupler that is formed on the housing side and in which a spool, which has a flow passage formed in a center section thereof and is displaced due to air pressure, connects a primary side flow passage provided on the housing side and a secondary flow passage formed in the spindle within the air flow passage, the flow passage coupler having formed therein a breather hole that is able to let air in and out of a space in which is built a spring that urges the spool against the air pressure.

Hand-held tool, comprising: - two handle elements (3, 4), each formed in one piece with a jaw element (5, 6), and - a joint (7), which joint (7) connects the two handle elements (3, 4) so ​​as to be pivotable relative to one another about a rotation axis (8), wherein a gap between the two jaw elements (5, 6) can be changed by pivoting the handle elements (3, 4) relative to one another or the jaw elements (5, 6) can be placed against one another by the pivoting, wherein the two handle elements (3, 4) together with the respective jaw elements (5, 6) are made of an aluminum alloy.

The invention relates to the technical field of machine tool accessories, in particular to a cutter handle nut which comprises a rear inner shell, a front outer cover, a dustproof cover, a bearing and a check ring, a first internal thread is arranged on the hole wall of the rear inner shell, an external thread is arranged on the outer side wall of the rear inner shell, and a first mounting position, a check ring, a second mounting position and a second internal thread in threaded connection with the external thread are sequentially arranged on the hole wall of the front outer shell; the bearing and the check ring are sequentially installed on the second installation position, an outer ring of the bearing is clamped between the check ring and the check ring, the check ring is clamped between the outer ring of the bearing and the end face of the rear inner shell, the dustproof cover is installed on the first installation position and covers the bearing, the dustproof cover is provided with a via hole, and an inner ring of the bearing is provided with an abutting inclined face. Modular assembly is achieved, disassembly, assembly and maintenance are convenient and fast, in the process of locking or unlocking the elastic chuck and the cutter, sliding friction between the front outer cover and the rear inner shell and the outer conical surface of the elastic chuck is avoided, the elastic chuck is not subjected to torsion, the dustproof effect is good, the service life is long, and the failure rate is low.

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 belongs to the technical field of alloy cutters, and provides a thermal shrinkage type combined cutter handle which comprises a cutter handle body, a clamping piece, a clamping cap and a clamping spring. One side of the cutter handle body is provided with a cutter handle seat, a shaft core on one side far away from the cutter handle seat is provided with a cutter handle taper hole, the clamping piece is made of thermal shrinkage steel, one side of the clamping piece is provided with a mounting section, the mounting section is of a conical surface structure, the conical surface structure of the mounting section is matched with the cutter handle taper hole, and one side, far away from the mounting section, of the clamping piece is provided with a clamping section which is used for clamping a cutter in a thermal shrinkage mode. The clamping cap is provided with an internal thread which is matched with an external thread arranged on the outer side of the taper hole of the cutter handle; an annular clamping groove is machined in the outer side of the clamping section of the clamping piece and used for fixing the clamping spring. The cutter handle has the advantages of a common cutter handle and a thermal shrinkage cutter handle, has high-precision and high-rigidity clamping force, prolongs the service life of a cutter and a main shaft, has the advantages of convenience in mounting, dismounting, maintenance and repair of a common combined cutter handle, improves the production precision and the production efficiency, and reduces the maintenance and repair cost.

The invention relates to a deburring tool (1) for tubular workpieces (2), comprising two or more blade parts (10) which are designed to deburr the workpiece (2). In order to further improve the design of a deburring tool of the type in question, according to the invention one, both or a plurality of the blade parts (10) is or are movably received in the deburring tool (1) for an adjustment in order to adapt the blade parts (10) to different diameters of the tubular workpiece (2), wherein workpieces (2) of different diameters can be deburred using the same blade part (10) or the same blade parts (10). The invention further relates to a cutting tool (4) for cutting tubular workpieces (2), comprising a deburring tool (1) for deburring such a workpiece (2).

The present invention relates to the field of ultrasonic machining technology, and discloses an ultrasonic toolholder, ultrasonic machining device, and ultrasonic machining equipment. The toolholder comprises a toolholder body and a receiving frame. The toolholder body has a rear end portion for being inserted into an ultrasonic spindle. The outer periphery of the toolholder body is provided with a tool-clamping groove, a claw positioning groove for circumferentially locating the tool change fixture, and a spindle positioning groove for circumferentially locating the ultrasonic spindle. The receiving frame is sleeved and fixed to the outer periphery of the toolholder body, with the spindle positioning groove and the tool-clamping groove respectively provided on either side of the receiving frame in the axial direction. The front and / or rear end of the tool-clamping groove are provided with a claw positioning groove, and the claw positioning groove is provided at the front end of the receiving frame. The present invention can realize automatic tool changing and can also meet the needs of a wider range of machining scenarios.

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 present invention provides an integrated drilling and injection device, comprising: a longitudinal shank (7) having an internal passageway extending from a first end, which is an opening in the shank (7), along the axis of the shank (7) toward a second end of the shank (7), a drill bit (3) located at a second end of the shank (7) opposite the first end, and at least one outlet (9) in fluid communication between the internal passageway and an outer surface of the shank (7). In this manner, the device can be driven into a substrate and then fluid can be injected into the substrate by passing the fluid along the internal passageway and through the at least one outlet (9) without first having to remove the device and replace it with a separate injection component.

A PVC piercing tool for drilling the initial piercing hole in a PVC main water line reduces the amount of heat and stress generated while drilling the hole. The PVC piercing tool removes PVC material around a center drill-hole plug which is removed to provide a piercing hole of suitable diameter.

A billet rotation / holding device S comprises a motor M, a pressurizer P, and a billet holding unit U. The billet holding unit is provided with a motor-side holder and a pressurizer-side holder. The billet holding unit uses pressure that is output from a pressurizer shaft to a first side in the axial direction to sandwich end faces of the billet on both sides in the axial direction with the motor-side holder and the pressurizer-side holder. The motor-side holder and the pressurizer-side holder are each provided with a fixed part, a moving part, and a body elastic part.

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.

To provide a pipe cutter structure that enables reliable assembly of a main body unit, a slide unit, a screw shaft unit, and a pressing unit. [Solution] The pipe cutter structure comprises a main unit (10), two gear units, a slide unit (30), a screw shaft unit (40), and a control unit (50). The main unit includes two main bodies. The two main bodies are assembled together. A first storage tank is provided at one end of each main body. The first storage tank has a first surface, a second surface, and a third surface. The first surface and the second surface are spaced apart from each other. The first surface and the second surface are parallel to each other. The third surface is provided between the first surface and the second surface. The third surface is perpendicular to the first surface and the second surface. The main body has a first slide guide. The first slide guide is in communication with the first storage tank.

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.