153results about "Boring heads" patented technology

To provide a dimension measurement device which can efficiently perform dimension measurement of a work material in one direction with high accuracy, and to provide a cutting tool system and a dimension measurement method.SOLUTION: A dimension measurement device includes a sensor unit and a measurement device body. The sensor unit includes: a first distance sensor using an eddy-current sensor; and a signal conversion unit which outputs output signals of the distance sensor as detection values at a preset time interval. The measurement device body includes: a detection control unit which detects a distance to a work material with the sensor unit while rotating the work material; an acquisition unit which acquires the multiple detection values output from the sensor unit at the time interval in a preset specified time period; a calculation unit which calculates an average value of the detection values acquired by the acquisition unit; and a result output unit which outputs a measurement result of the work material based on the average value of the detection values calculated by the calculation unit.SELECTED DRAWING: Figure 1

The invention belongs to the field of machine manufacturing, and discloses a deep hole inner molded surface profiling boring direct-drive intelligent control cutter system which comprises a cutter assembly, a rotary drive assembly and a sensor assembly. A rotary driving shaft of the rotary driving assembly is connected with an axial gear of the right-angle bevel gear pair, the inner side of a radial gear is connected with a driving nut, and the base plate and the tool apron are connected through a ball screw, so that a blade on the tool apron is driven to achieve radial feeding. The sensor assembly comprises a force sensor, a temperature sensor and a vibration sensor, signals are collected in real time and fed back to the drive control circuit board to control the rotary drive assembly, and therefore the profiling boring precision of blade feeding is improved. Direct driving and intelligent sensing control are combined and embedded in the profiling adjusting type boring cutter, a cutter transmission chain is greatly reduced, the transmission rigidity, the control precision and the response speed are improved, and therefore the performance requirements of a deep hole complex inner profile for high precision, high quality, high efficiency and high cost performance are met.

A boring head arranged for holding a boring tool for metal cutting includes a main body having a support surface and a scale surface. The boring head further includes a piston including a boring tool interface for fixedly carrying the boring tool. The piston is movably arranged in the main body along the positioning axis (y), and a micrometer screw. The micrometer screw is arranged in the main body and coupled to the piston, such that, when the micrometer screw is rotated, the piston is moved along the positioning axis to one of the protracted positions or the retracted position. The micrometer screw has a head abutting against the support surface. The head includes a radially outer head surface provided with first graduation marks. The scale surface is provided with second graduation marks aligned with the first graduation marks to provide a reading of the axial position of the piston.

The application relates to the boring technical field and particularly relates to a semi-axle machining boring equipment; the equipment comprises a machine tool and a three-jaw chuck with a feeding hole on the machine tool; the three-jaw chuck is driven to rotate by the machine tool; the working surface of the machine tool is horizontally provided with a track; the track is slidably connected with a feeding seat on the left and right sides; the upper surface of the feeding seat is fixedly connected with a clamping seat through a lifting table; the clamping seat is connected with a cutter bar on the left side; the arc-shaped outer wall of the cutter bar is provided with a rod groove at the lower position; the left and right inner walls of the rod groove are connected with a screw rod; the rod groove is movably connected with a plurality of cutter blades; the standard workpiece is used to pre-adjust the cutter blades and lock the adjacent height difference; only the workpiece rotation and the cutter blade radial feeding are needed during boring, the cutter blades do not need to be frequently adjusted, the clamping is convenient, the boring is stable, the multi-step hole machining requirement is met, the efficiency is higher, the high-precision hole diameter difference scene is adapted, the multi-cutter blade synchronous cutting shortens the feeding cycle, and the batch production is adapted.

To provide a cutting insert, a body, and a cutting tool capable of suppressing a thickness while being usable by switching four cutting edges.SOLUTION: A cutting insert 30 attached to a body 20 of a cutting tool 10 includes: a first surface 110 having a substantially parallelogram shape, including one end surface among a pair of end surfaces facing each other, and functioning as a surface including first rake surfaces 151, 152; a pair of first cutting edges 511, 512 formed along a pair of sides 111, 113 facing each other among sides defining the first surface 110; second surfaces 210, 220 having a substantially trapezoidal shape, including a pair of side surfaces facing each other, and functioning as a surface including second rake surfaces 621, 622; and second cutting edges 521, 522 formed along one side 201, 203 among sides defining the second surfaces 210, 220.SELECTED DRAWING: Figure 1

Tool (5) for machining a workpiece (4), comprising: - a tool shank (12) rotatable about a rotary axis (10), - a cutting device (13) arranged on the tool shank (12) with: - at least one pre-cutting element (14) and - at least one post-cutting element (15),- a first slide unit (8) for displacing the at least one pre-cutting element (14) relative to the tool shank (12) with -- a first output body (25) connected to the at least one pre-cutting element (14) and -- a first drive body (23) interacting with the respective first output body (25) via a first drive surface (24) and - a second slide unit (9) displaceable relative to the first slide unit (8) for displacing the at least one re-cutting element (15) relative to the tool shank (12) with -- a second output body (29) connected to the at least one re-cutting element (15) and -- a second drive body (27) interacting with the respective second output body (29) via a second drive surface (28), wherein the first drive surface (24) and the second drive surface (28) overlap each other in an orthogonal projection onto a transverse plane to the axis of rotation (10), thereby characterizedthat a maximum feed path (s1, s2) of at least two of the output bodies (25, 29) is different.

The present invention relates to a boring head for metal cutting, which has a main axis in a diameter direction (y), and an extension in a height direction (z), which height direction (z) is perpendicular to the main axis, and comprises a support unit (3), a tool unit (4), and a locking mechanism. The support unit (3) extends axially inward along the main axis from an axially outer end, and comprises a support interface (8) at the outer end. The tool unit (4) extends axially outward along the main axis from an axially inner end, and comprises a tool interface (12) at the inner end. The tool unit (4) is releasably secured to the support unit (3) by the locking mechanisms forcing the tool interface (12) against the support interface (8). The support interface (8) comprises a pair of support guide surfaces (16), which extend in the height direction (z) and face in opposite directions. The tool interface (12) comprises a pair of tool guide surfaces (22), which extend in the height direction (z) and face in opposite directions toward a respective one of the support guide surfaces (16), wherein the tool unit (4) is movably arranged in the height direction (z) by the tool guide surfaces (22) sliding against a respective one of the support guide surfaces (16).

The invention discloses a forward precise fine-tuning boring cutter, which relates to the technical field of machine tool cutters and comprises a mounting frame, a cutter handle mounted on the mounting frame, a blind rivet fixed on the cutter handle, a conical circular truncated cone fixed at one end of the cutter handle far away from the blind rivet, a cutter bridge mounted on the circular truncated cone, and two cutter holders mounted on the cutter bridge. A forward boring tool bit and a reverse boring tool bit are installed on the two tool aprons respectively and symmetrically distributed in the axial direction of the tool handle in a back-to-back mode, the axial distance between the forward boring tool bit and the reverse boring tool bit is larger than the axial size of a boss, needing to avoid space, of a machined workpiece, heightening blocks are installed between the forward boring tool bit and the tool aprons, and the forward boring tool bit is higher than the reverse boring tool bit. The fine adjustment mechanism and the locking mechanism are arranged on the tool apron, a worker does not need to stop the machine to change the rotating direction of the main shaft, boring machining of holes in the forward direction and the reverse direction is achieved, the machine stop machining auxiliary time is shortened, the stability of concentricity of all the holes is improved, and the machining efficiency of workpieces is improved.

The present invention relates to a machine head, a roller burnishing device comprising the machine head, and a method for necking out a pilot hole (44) in a metallic hollow body. The roller burnishing device (100) has a drive device (120) with an associated control device (125) which is designed to move the machine head (10) in various operating modes. The roller burnishing device according to the invention is characterized in that it has a machine head receiving space (112) which is delimited at least in sections by a conical inner wall (114). The receiving space (112) serves to receive the machine head (10) according to the invention. A preferably conical guide surface (13) at a free end of a tool receiving device (14) of the machine head is brought into contact with the conical inner wall (114) of the machine head receiving space (112).The mandrel (20) can be deflected in the radial direction (R) relative to the rotation axis (MA) of the rolling device (100) in accordance with a relative position between the machine head (10) and the inner wall (114) of the machine head receiving space (112).

The utility model relates to the technical field of fine boring cutters, and discloses a high-precision fine-adjustable fine boring cutter which comprises a boring seat, a first mounting shell arranged at the bottom of the boring seat, a second mounting shell arranged at the bottom of the first mounting shell, a boring cutter main body arranged at the bottom of the second mounting shell, and an adjusting mechanism arranged in the first mounting shell and used for finely adjusting the boring cutter main body. And a quick dismounting mechanism for quickly dismounting the boring cutter body is arranged on the inner wall of the second mounting shell, the adjusting mechanism comprises first lead screws rotationally connected to the two ends of the inner wall of the first mounting shell, and adaptive first sliding blocks are slidably arranged on the outer walls of the first lead screws. According to the boring cutter, the adjusting mechanism is arranged, a first rotating handle is rotated, a second connecting rod can drive a second mounting shell to move at the moment, when a first sliding block moves, a first connecting rod can drive a pointer to move at the moment, and the effect of finely adjusting the boring cutter body is achieved by observing the distance needed by the pointer moving to the scale number.

The invention provides gear boring equipment for gear box production and machining, and relates to the technical field of gear box boring, the gear boring equipment comprises a boring head structure applied to the equipment, the boring head structure comprises a boring arm and a driving shaft, an adapter is arranged at the end, close to the driving shaft, of the boring arm, and a limiting trapezoidal block is integrally formed on the surface of the adapter; a supporting base is integrally formed at the end, close to the boring arm, of the driving shaft, a boring tool bit is arranged in the end, away from the driving shaft, of the boring arm, and a bipolar control structure is arranged between the driving shaft and the boring arm. The technical key points are as follows: after the boring tool bit is controlled to extend out of the inside of the boring arm to a limit position by utilizing a bipolar control structure, the switching seat is continuously controlled to move towards the moving direction of the boring tool bit relative to the supporting seat, so that the boring arm and the driving shaft are changed from a coaxial state to a non-coaxial state; the boring length of the boring tool bit in the gearbox is increased, the boring space is enlarged, and the application range is wide.

The utility model relates to the technical field of boring cutters, in particular to a boring cutter mounting structure which comprises a rotating shaft, a fixed mounting groove is formed in one end of the rotating shaft, a first thread groove, a second thread groove and a third thread groove are formed in the inner side of the fixed mounting groove, a connecting cutter handle is arranged on the inner side of the fixed mounting groove, and the connecting cutter handle is connected with the rotating shaft. A second bolt and a first bolt are connected between the connecting cutter handle and the first threaded groove and between the connecting cutter handle and the second threaded groove, a mounting groove is formed in one end of the connecting cutter handle, and a cutter is arranged on the inner side of the mounting groove. When the fastening bolt and the connecting cutter handle are connected and fixed, the limiting mechanism can limit the fastening bolt, the situation that the fastening bolt is loosened due to vibration generated in the actual using process is avoided, and operation is convenient and fast.

The present invention relates to the technical field of cutting machine tools, and discloses a continuous operation turning machine tool based on a rotary tool head switching structure, comprising a tool holder, the outer end of the tool holder is fixedly connected to a tool bridge, and the end of the tool holder away from the tool bridge is connected to a spindle. The continuous operation turning machine tool based on the rotary tool head switching structure can effectively solve the problem in the prior art that a bridge-type boring tool is used for boring operations on large-diameter workpieces, and the boring tool head needs to be extended to a larger diameter position for hole processing. Similarly, the position of the counterweight block also needs to be adjusted accordingly, and the operator needs to frequently manually intervene in the position of the counterweight block to maintain the balance of the tool bridge. Once the center of gravity of the tool bridge deviates, especially under high-speed rotating working conditions, it will cause more serious vibration, which will lead to poor processing accuracy of the finished product and low tool life.

The drill (2) extends along an axis of rotation (4) and comprises at least three main cutting surfaces (6), which, from a nose (8) arranged on a radius (r), each extend in the direction of the axis of rotation (4). The at least three main cutting surfaces (6) converge on a drill tip (5), in particular without the presence of transverse cutting surfaces. From the drill tip (5) and over the entire radial extent thereof, each main cutting surface (6) adjoins an edge-free surface (10), which comprises a clearance surface (14) and which in each case transforms into a respective flute (12). Figure for abstract: Fig. 1

The application discloses a taper hole boring tool with adjustable taper and a stepped hole processing method, and belongs to the technical field of machining. The taper hole boring tool and the stepped hole processing method adjust the taper hole boring taper adjusting knob, drive the lead screw to rotate, and make the radial sliding block move along the horizontal direction of the slide support. The radial sliding block drives the upper end of the boring bar angle rail to move, the boring bar angle rail drives the axial sliding block to move along the vertical direction of the slide support, and the boring bar angle rail is kept consistent with the angle of the taper hole. The angle of the boring bar angle rail is adjusted according to the taper hole angle requirement on the drawing, the relative position of the boring bar angle rail and the boring bar support is changed through the transmission rod, the horizontal direction displacement of the boring bar support is transmitted to the large-diameter boring bar or the small-diameter boring bar, and thus the boring machining of taper holes with different angles is realized, the universality of the device is improved, and the customization cost of the forming tool is reduced.

The present invention relates to a boring head for metal cutting, which has a main axis in a diameter direction (y), and an extension in a height direction (z), which height direction (z) is perpendicular to the main axis, and comprises a support unit (3), a tool unit (4), and a locking mechanism. The support unit (3) extends axially inward along the main axis from an axially outer end, and comprises a support interface (8) at the outer end. The tool unit (4) extends axially outward along the main axis from an axially inner end, and comprises a tool interface (12) at the inner end. The tool unit (4) is releasably secured to the support unit (3) by the locking mechanisms forcing the tool interface (12) against the support interface (8). The support interface (8) comprises a pair of support guide surfaces (16), which extend in the height direction (z) and face in opposite directions. The tool interface (12) comprises a pair of tool guide surfaces (22), which extend in the height direction (z) and face in opposite directions toward a respective one of the support guide surfaces (16), wherein the tool unit (4) is movably arranged in the height direction (z) by the tool guide surfaces (22) sliding against a respective one of the support guide surfaces (16).

The drill extends along an axis of rotation and comprises at least three main cutting surfaces which, starting from a cutting corner arranged on a radius (r), each extend in the direction of the axis of rotation. The at least three main cutting surfaces converge on a pointed drill tip, in particular without the presence of transverse cutting surfaces. Starting from the drill tip and over the entire radial extent thereof, each main cutting surface adjoins an edge-free surface, which comprises a clearance surface and in each case transitions into a respective flute.

This cutting tool has a body portion and a cutting edge layer. The body portion is rod-shaped. The cutting edge layer is provided at the front end of the body portion. The cutting edge layer forms a cutting edge. The body portion is formed of cemented carbide containing tungsten carbide and cobalt. The cutting edge layer is formed of polycrystalline diamond. In the cemented carbide, the percentage of a value obtained by dividing the weight of the tungsten carbide by the weight of the entire cemented carbide is 90.0-95.0%. In the cemented carbide, the percentage of a value obtained by dividing the weight of the cobalt by the weight of the entire cemented carbide is 4.0-9.0%.

The invention relates to a multifunction spindle for a machine tool for machining workpieces, comprising a spindle housing, a rotational drive and a tool-holding unit, wherein the tool-holding unit is disposed within the spindle housing and can pivot relative to the spindle housing about an axis perpendicular to the axis of rotation. The problem addressed by the invention is that of providing a corresponding multifunction spindle which, in particular during the turning of polygonal profiles, allows fast and largely complete compensation of imbalances which occur and an increase in the accuracy of the positioning of the axis lying perpendicular to the drive shaft, while at the same time functional reliability is established. The problem is solved in that at least two mutually independent and directly adjacent measurement systems for sensing identical position angles are connected to the tool-holding unit, by means of which measurement systems the measured position angle signals can be transmitted, using a transmission unit, on at least two mutually independent transmission paths to a controller of the machine tool equipped with the multifunction spindle, at least one transmission path being used for position control and at least one transmission path being used to establish the functional reliability of the pivot axis lying perpendicular to the drive shaft, the transmission unit contactlessly supplying power to at least two connected measurement systems, the transmission unit consisting of at least two parts which rotate relative to each other at the spindle rotational speed, and the transmission unit having a central bore through which media channels are centrally led.

The utility model relates to the field of machine tools, and mainly discloses a novel boring cutter structure which comprises a mounting seat, a strip-shaped seat, an adjusting seat, a connecting seat, a clamping head and a boring cutter body, the boring cutter body is composed of a cutter bar and a cutter head, the cutter head and the cutter bar are integrally formed, a cutter point is arranged at the end, away from the cutter bar, of the cutter head, and the cutter point is in an R shape. The mounting seat and the strip-shaped seat are assembled, the position of the boring cutter body can be changed through the strip-shaped seat after the boring cutter body is fixedly mounted, the boring cutter body can be roughly adjusted, and then the boring cutter body can be finely adjusted through the adjusting seat, so that the adjusting accuracy of the boring cutter body is ensured; the clamping head can be rapidly adjusted, boring cutter bodies of different specifications can be rapidly clamped, the outer portion of the cutter head arranged at the end of the boring cutter body can be coated with different coatings according to different materials needing to be bored, and boring operation can be better conducted through the formed R-line cutter point.

The invention relates to a reamer and to a reamer and floating head assembly. The task of the invention is to provide a reamer that will provide for high machining accuracy, will be adjustable for machining workpieces having different diameters and will allow for quick restoration or replacement of blades and guides. A reamer (1; 101) comprises a head (2; 102), at least three guides (3; 103), each consisting of a guide part (3 a; 103 a), movably arranged in the head, and a pointed part (3b; 103b), the guides being arranged at an angle φ with respect to the central axis of the head, and wherein part of the surface of the pointed part of the respective guide, which is intended to come in contact with the workpiece, is arranged at the same angle φ with respect to the central axis of the respective guide so that part of the surface of the pointed part of the respective guide, which is intended to come in contact with the workpiece, is arranged parallel to the central axis of the head, a blade holder (4; 104), an adjusting screw (5; 105) of the guides, elements (3c, 5a, 5b, 11, 12; 103c, 111) for transferring the translational movement of the adjusting screw (5; 105) of the guides to the guides and the blade holder, and a blade (6; 106) for machining the workpiece.

The invention provides a main body with a guide part, a guide pad and a hole processing tool, and the guide part can restrain welding caused by heat generated by friction during processing and prolong service life. A machine body (100) of a hole processing tool (10) is provided with: a cylindrical main body (110); and a guide part (300) provided on the outer periphery of the main body (110). The guide section (300) has: a holding groove (320) formed in the main body (110); and a rotating body (330) which is accommodated in the holding groove (320) in a rotatable manner.

The invention relates to a tool (1) for machining a workpiece, comprising: a tool body (3) having a central axis (5); at least one blade element holder (7) which is arranged on the active end (9) of the tool body (3) in a displaceable manner in a displacement direction relative to the central axis (5) in order to change the machining diameter of the tool (1) when the at least one blade element holder (7) is displaced in the displacement direction, the blade element holder (7) comprising at least one blade element (11) for machining a workpiece; and a displacement device (13), which is arranged in the knife body (3) and comprises a drive element (15), which can be displaced along the central axis (5), and at least one displacement member (17), which is operatively connected to an associated blade element holder (7) of the at least one blade element holder (7), the at least one displacement component (17) protrudes from the drive element (15) in a protruding direction parallel to the displacement direction and comprises a first movement transmission element (19) which is spaced apart from the drive element (15) in the displacement direction, the first movement transmission element (19) is configured to convert a displacement of the drive element (15) along the central axis (5) into a displacement of the blade element holder (7) associated with the displacement member (17) in a displacement direction.

This dimension measurement device comprises a sensor unit (3) and a measurement device body (100). The sensor unit (3) includes a first distance sensor (31) that uses an eddy current sensor, and a signal conversion unit (35A, 35B) that outputs, as a detection value, an output signal from the distance sensor for each preset time interval. The measurement device body (100) is provided with: a detection control unit (101) that causes the sensor unit (3) to detect the distance to a material being cut while rotating the material being cut; an acquisition unit (103) that acquires a plurality of detection values outputted from the sensor unit (3) for each time interval within a preset stipulated time; a calculation unit (105) that calculates the average value of the plurality of detection values acquired by the acquisition unit (103); and a result output unit (107) that outputs a measurement result for the material being cut, the measurement result being based on the average value of the detection values that was calculated by the calculation unit (105).

A cutting tool having a main body (4) extending along a longitudinal central axis (9) and a cutting insert (1), which is held on the main body (4) in an axially and / or radially positionally-adjustable manner and can be tensioned by means of a clamping claw (3). The cutting insert (1) is held by a clamping holder (2), which is held in a positionally-adjustable manner on the main body (4), and which can be tensioned on the main body (4) by means of the clamping claw (3) pressing against the cutting insert (1).

A cutting tool includes a shaft portion having a cylindrical shape, a first protrusion protruding from the shaft portion toward an outer periphery and having a first cutting edge at an end portion of the outer periphery, a second protrusion protruding from the shaft portion toward the outer periphery and having a second cutting edge at an end portion of the outer periphery, and a first beam located away from the shaft portion and connected to the first protrusion and the second protrusion. The second protrusion is located behind the first protrusion with respect to a rotation direction of a rotation axis, and the first beam has a projecting shape protruding toward the outer periphery in a view at a side of the front end.

A modular boring head includes a tubular main body having a slot, a movable rod engaging the tubular main body, a leadscrew disposed within the tubular main body and a compact click mechanism mounted to the leadscrew. The click mechanism includes a spur gear and an elastic latch element that acts as a bidirectional ratchet disposed radially outward with respect to the spur gear. During operation, rotation of the leadscrew causes the elastic latch element to move in an axial direction, D, within the slot and also causes the bidirectional ratchet or elastic latch element to cooperatively engage the spur gear in such a manner so as to produce an audible and tactile click, each click being indicative of a distance that the movable rod is displaced in the axial direction, D, with respect to the tubular main body.

The utility model provides a forward reaming and reverse boring cutter for machining a steering engine shell, and belongs to the technical field of machining. Comprising a cutter handle and a cutter bar, a cutter locking block is fixedly connected to one end of the cutter handle, a cutter head is detachably connected to the end, away from the cutter handle, of the cutter locking block, four cutter holders are connected to the cutter head in a circumferential mode, a through groove is formed in the cutter head, and fixing blocks are fixedly connected to the sides, close to the cutter head, of the cutter holders; the fixing block penetrates through the cutter head and extends into the through groove, and one side of the fixing block is inclined and provided with a sliding groove. According to the boring cutter, the cutter holder is arranged, so that the first cutter head can expand outwards during boring, the diameter of a to-be-machined hole is freely adjusted, the second cutter head is arranged, the second cutter head conducts finish machining on the hole, when the cutter holder moves, the second cutter head can adjust the back taper angle of the hole by means of the inclined plane, and machining of different requirements is facilitated.

The invention relates to a cutting tool having a main body (4) extending along a longitudinal central axis (9) and a cutting insert (1), which is held on the main body (4) in an axially and / or radially positionally-adjustable manner and can be tensioned by means of a clamping claw (3). According to the invention, the cutting insert (1) is held by a clamping holder (2), which is held in a positionally-adjustable manner on the main body (4), and which can be tensioned on the main body (4) by means of the clamping claw (3) pressing against the cutting insert (1).