33 results about "Indexing head" patented technology

The invention relates to a five-axis gantry machine tool, and relates to the technical field of machine tools, the machine tool comprises a machine body, a working table, two mounting seats, a rotary table, an indexing head and a protective device, the protective device comprises two protective covers, and the two protective covers are provided with mounting holes for a rotating shaft to pass through; the two protective sheets are arranged on the two protective covers, abut against the rotary table and are used for preventing chippings from making contact with the rotary shaft; the two supporting mechanisms are arranged on the rotary table, after one ends of the supporting mechanisms are spliced, a receding hole allowing the dividing head to pass through is formed, the other ends of the supporting mechanisms are rotationally connected with the two protective covers through rotating assemblies correspondingly, and the two supporting mechanisms and the two protective covers can conduct wrapping protection on the rotary table. The workpieces collide with the supporting mechanism when falling off, the supporting mechanism can buffer the workpieces, damage to the rotary table is reduced, chippings fall on the surface of the supporting mechanism, and therefore the machining precision of the machine tool is improved, and chipping cleaning convenience is improved.

The utility model discloses a device for processing high interchangeability support type parts, which comprises a rotary body, an adjustable positioning groove, a positioning screw, a pressing plate and a clamping bolt, one end of the rotary body is connected with a rotary dividing head of processing equipment, and the other end of the rotary body is used for clamping and positioning the parts; the positioning screw is connected with the rotary body through the adjustable positioning groove and is used for aligning and locking the part; the clamping bolts penetrate through the pressing plates to be connected with the bolt holes in the two sides of the rotary body and used for pressing the support parts. According to the device disclosed by the utility model, a part can be quickly positioned and clamped on the device, so that a conventional three-axis machining method is changed along with the rotation characteristic of the whole device, and the part can be operated and machined on equipment or a dividing head with rotation machining capability. By means of the device, accumulative errors of high-interchangeability support parts in the machining process can be reduced, the size precision, consistency and interchangeability of batch parts are improved, the technological process is shortened, and the production efficiency is improved.

The utility model discloses a plate type nuclear fuel element tube base machining device, relates to the technical field of nuclear fuel element manufacturing, and is used for solving the research and machining problems of an existing plate type fuel element tube base. The device comprises a tailstock, an indexing head and an inner support of a pipe seat, wherein the tailstock and the indexing head are fixedly arranged on a machine tool workbench; the tailstock is provided with a center capable of freely stretching out and drawing back, and the center of the left end face of the inner support is tightly jacked through the center. A clamping jaw for clamping and fixing the right end of the inner support is arranged on the dividing head; the inner support can support and fix the pipe base with the inner hole as the reference, the left side of the inner support presses the check block through the nut to fix and press the pipe base, a workpiece has the rotary machining function, and after one face is machined, the workpiece is rotated to sequentially machine a four-face structure. The machining device is designed and manufactured according to the structural characteristics of the tube socket, and all the structures of the tube socket are machined through one-time clamping while the machining precision is guaranteed.

The present invention discloses a device for group processing of locking block grooves of synchronizer gear holder parts on a CNC milling machine. The device comprises a positioning mechanism mounted on a rotary table of a machine tool indexing head, a clamping mechanism slidably connected to the cylinder body of the machine tool and connected to a piston rod, and a gear alignment mechanism disposed on the positioning mechanism. The positioning mechanism comprises a connector connected to the rotary table of the machine tool indexing head, the end of the connector being connected to a mandrel concentric with the machine tool indexing head turntable for receiving multiple groups of gear holders. One end of the mandrel connected to the machine tool indexing head is radially protruding and provided with a shoulder for supporting the end face of the gear holder. The clamping mechanism comprises a rotatable pressure pad for supporting the end face of the gear holder and rotating with the positioning mechanism. The gear alignment mechanism comprises an aligner for axially positioning the gear holder, the aligner being provided with a wedge-shaped ridge that can be pressed into the tooth groove of the gear holder. The reliable structural design satisfies the functions of single-clamping and group processing of gear holder locking block grooves on a CNC milling machine, while improving positioning accuracy.

The utility model relates to the field of tool clamps, in particular to a machining center hydraulic tool which comprises a mounting base plate, a numerical control dividing head, a rotating tailstock, a bridge plate, a clamping mechanism and a workpiece base. The numerical control dividing head and the rotating tailstock are coaxially and oppositely arranged and are both located on the mounting base plate. The bridge plate is arranged between the numerical control dividing head and the rotating tailstock, and the two ends of the bridge plate are fixedly connected with the numerical control dividing head and the rotating tailstock correspondingly so that rotation of the bridge plate can be achieved. The clamping mechanism is arranged on the bridge plate; the workpiece base is detachably connected with the bridge plate through the clamping mechanism. According to the tool structure, clamping and positioning of the workpiece can be rapidly completed, the clamping efficiency and the machining precision of the workpiece are improved, and the problems that in the prior art, clamping is tedious, and repeated positioning errors are large are effectively solved.

In an example embodiment, a bidirectional indexing apparatus includes a plurality of bidirectional indexing heads that can operate independently of each other or in concert to adjust a gap between a substrate and a pedestal in a substrate processing chamber. In some embodiments, a bidirectional indexing head comprises a base; a rotatable plate rotatable relative to the base, the rotatable plate including a plurality of profiled pockets each defining a camming surface therein; and a plurality of camming pins, each disposed to act on the camming surface of a respective profiled pocket to move the rotatable plate in a first or second rotatable direction when actuated.

The utility model provides a fixing device for processing a plurality of connecting rods, the fixing device comprises a positioning device, a clamping device and a pressing device, the positioning device comprises a positioning body and a positioning screw, the clamping device comprises a tool body, a V-shaped pressing plate and a jackscrew, and the pressing device comprises a pressing bolt, a gasket, a three-legged pressing plate, a pressure spring and a pressing foot. When the device is used for machining a plurality of connecting rods, a plurality of connecting rod workpieces can be accurately positioned and machined, and the problems that clamping errors and rotation errors are caused due to the fact that a dividing head is used for fixing in the connecting rod workpiece machining process, efficiency is low, the yield is insufficient, and the requirement for the skill level of an operator is high are solved. The device is simple in structure and low in manufacturing cost, and the batch machining convenience and efficiency of the connecting rod workpieces can be improved.

The utility model provides a high-precision indexing clamp for linear cutting of thin-wall parts, belongs to the technical field of clamps, solves the problem of slotting at multiple positions of the thin-wall parts, simplifies the production process, reduces the production cost and the production cycle, and improves the one-time machining precision of products. The working bottom plate is pressed through a pressing plate of the linear cutting machine tool, so that the bottom plate and the working bottom plate surface of the linear cutting clamp are parallel and stable; a high-precision dividing head clamping jaw is adjusted to a proper position, and then a workpiece is pre-clamped; the position of the workpiece is roughly adjusted, the tail top cover is placed in, and the workpiece is pre-jacked through the tail jack.

The utility model belongs to a dividing device, and particularly relates to a dividing device for machining a plurality of rows of holes in the circumferential direction of a hanging basket barrel. The dividing device for machining the annular multi-row holes of the hanging basket barrel comprises a mechanical dividing device, a left top plate, a right dividing top plate and a tailstock, the left top plate and the right dividing top plate are arranged on the two sides of the hanging basket barrel, the left top plate corresponds to a mechanical dividing head of the mechanical dividing device in position, and the right dividing top plate corresponds to the tailstock in position. The tool has the advantages that the tool is simple, reasonable and compact in design and easy to install, the combined type specific indexing clamping tool is designed and manufactured, the quality risk that the circumferential distance between the last column of narrow and long circular grooves and the first column of narrow and long circular grooves cannot meet the drawing requirement when the last column of narrow and long circular grooves is machined due to large accumulated errors caused by out-of-tolerance indexing precision is avoided, and the machining efficiency is improved. The precision requirement for indexing of 100 rows of annular narrow and long circular grooves in a large special-material forged pipe is met, and the combined type specific indexing clamping tool meets the use requirement through actual machining and verification of machined workpieces.

The utility model relates to a multi-edge reflector machining dividing head, and relates to the field of reflector machining devices.The multi-edge reflector machining dividing head comprises a flange chassis, a mounting frame, an electric dividing plate and a workpiece mounting base, the flange chassis is detachably connected to a lathe spindle, the mounting frame is arranged on the end face of one side of the flange chassis, one side of the electric dividing plate is fixed to the flange chassis, and the other side of the electric dividing plate is fixed to the workpiece mounting base; the workpiece mounting base is used for being connected with a workpiece, and the electric index plate is used for driving the workpiece to rotate relative to the mounting frame. The machining method has the effect of reducing the steps of repeatedly assembling and disassembling the workpieces during machining.

The invention discloses a cast-aluminum outer rotor polishing, punching, tapping and chamfering integrated machining device which comprises a base, a multi-axis joint mechanical arm arranged on the base, a tool frame arranged on one side of the base, a polishing station, a punching station, a tapping station and a chamfering station, wherein the polishing station, the punching station, the tapping station and the chamfering station are arranged on the tool frame in a scattered mode. The front end of the multi-axis joint manipulator is provided with a rotary dividing head driven by a stepping motor, and the rotary dividing head is provided with a positioning clamping device used for grabbing and clamping an inner hole of the cast aluminum outer rotor; wherein an abrasive belt type polishing machine is arranged on the polishing station, a drilling power head is arranged on the punching station, a tapping power head is arranged on the tapping station, and an electric chamfering machine is arranged on the chamfering station. Polishing, punching, tapping and chamfering operation of the cast aluminum outer rotor under the multi-variety batch production condition of a factory is achieved, and the adaptability to polishing, punching, tapping and chamfering operation of the cast aluminum outer rotors of different specifications is improved.

The utility model discloses a device for processing a revolving body part, a first through hole penetrating through the left end face and the right end face of the revolving body part is formed in the middle of the revolving body part, an indexing mechanism comprises an indexing head, a three-jaw chuck, a mandrel and a center, and the indexing head and the center are both arranged on a workbench; the three-jaw chuck is arranged on the right side of the dividing head; a first cylinder and a second cylinder are arranged at the left end and the right end of the mandrel respectively, the middle of the mandrel is arranged in a first through hole in the middle of the rotary part, the three-jaw chuck clamps the first cylinder, and the tip abuts against the second cylinder. The pressing mechanism comprises a guide column, a pull rod and a pressing block, a guide groove extending in the Y-axis direction is formed in the pressing block, and the pressing block makes contact with the upper surface of the rotary body part; the guide column is vertically arranged between the workbench and the pressing block. The lower end of the pull rod is fixed to the workbench, and the upper end of the pull rod is arranged in the guide groove. The device is convenient to install and easy to operate, and a plurality of holes in the side face of the rotary body part can be machined through one-time clamping.

The application relates to a five-axis gantry machine tool, and relates to the technical field of machine tools. The machine tool comprises a machine body, a workbench, two mounting seats, a rotary table, an indexing head and a protective device. The protective device comprises two protective covers which are provided with mounting holes for the rotation shafts to pass through; two protective sheets which are arranged on the two protective covers, abut against the rotary table and are used for blocking the contact between the chips and the rotation shafts; and two supporting mechanisms which are arranged on the rotary table, are connected with the two protective covers through rotating assemblies at one end and form a gap hole for the indexing head to pass through at the other end. The two supporting mechanisms and the two protective covers can realize the cladding protection of the rotary table. When the workpiece falls, the workpiece collides with the supporting mechanism, the supporting mechanism can buffer the workpiece, the damage to the rotary table is reduced, the chips fall on the surface of the supporting mechanism, the machining precision of the machine tool is improved, and the convenience during the chip cleaning is improved.

The present invention discloses a method for processing spiral bevel gears on CNC milling equipment, which relates to the field of mechanical processing technology. The design is based on the Gleason system hyperbolic spiral bevel gear motion development principle, and adopts the spiral bevel gear tooth blank and cutter disc linkage to realize the meshing of the tool and the tooth surface and to cut the teeth into the tooth surface, and the various motion relationships are controlled by the CNC program to move according to the meshing trajectory. The platform required for the processing is a four-axis linkage CNC machining center, CNC milling machine and other CNC milling equipment. At the same time, a linkage servo dividing head is placed on the workbench of the CNC milling equipment, which mainly completes the meshing movement between the tooth blank and the cutter disc and completes the single tooth milling forming. When the single tooth milling is completed, exit the workstation and perform tooth division, then enter the single tooth milling station, and perform the previous tooth milling process until the tooth profiles of all numbers of teeth on the spiral bevel gear are milled. Through verification, this design can basically meet the actual use requirements and design goals.

The invention provides a fixing device for machining a plurality of connecting rods and a machining method, the fixing device comprises a positioning device, a clamping device and a pressing device, the positioning device comprises a positioning body and a positioning screw, the clamping device comprises a tool body, a V-shaped pressing plate and a jackscrew, and the pressing device comprises a pressing bolt, a gasket, a three-legged pressing plate, a pressing spring and a pressing foot. When the device is used for machining a plurality of connecting rods, a plurality of connecting rod workpieces can be accurately positioned and machined, and the problems that clamping errors and rotation errors are caused due to the fact that a dividing head is used for fixing in the connecting rod workpiece machining process, efficiency is low, the yield is insufficient, and the requirement for the skill level of an operator is high are solved. The device is simple in structure and low in manufacturing cost, and the batch machining convenience and efficiency of the connecting rod workpieces can be improved.

The invention discloses a shaft part milling device with a multi-station clamping function. The shaft part milling device comprises a milling module and a clamping module, the clamping module comprises a mounting plate, a dividing head, a first positioning unit, a second positioning unit, a first linkage rod and a first driving air cylinder, the three-jaw chuck is fixedly mounted on a main shaft of the dividing head, the first positioning unit is fixedly mounted on the other side of the mounting plate, and the second positioning unit is slidably connected to the mounting plate; one end of the first linkage rod is fixedly mounted on the second positioning unit, the opposite other end of the first linkage rod penetrates through the first positioning unit and then is connected with the synchronous block, and the end of a piston rod of the first driving cylinder is fixedly mounted on the synchronous block; wherein one end of a to-be-machined part is clamped and fixed in the three-jaw chuck, and the other opposite end of the to-be-machined part sequentially penetrates through the second positioning unit and the first positioning unit. Compared with the prior art, the problem that bending deformation is prone to occurring due to the fact that the clamping quality is poor in the milling machining process of the slender shaft is solved.

The application provides a wind tunnel test model attitude angle calculation method, electronic equipment and a storage medium, and belongs to the technical field of attitude angle calculation. The method comprises the following steps: S1, calibrating a double-shaft angle sensor by using a double-shaft indexing head; S2, installing the double-shaft angle sensor in a model, and measuring the pitch installation angle, the yaw installation angle and the roll installation angle of the angle sensor relative to a model reference shaft system; S3, changing the attitude angle of the model according to the wind tunnel test requirement, and measuring the pitch angle and the roll angle of the angle sensor relative to a ground shaft system by using the double-shaft angle sensor; S4, iteratively calculating the yaw installation angle of the angle sensor relative to the ground shaft system and the pitch angle, the roll angle and the yaw angle of the model reference shaft system relative to the ground shaft system, so as to obtain the pitch angle, the roll angle and the yaw angle of the model reference shaft system relative to the ground shaft system; and S5, calculating the model attitude angle under a wind shaft system. The technical problem that only the pitch angle and the roll angle can be measured, and the yaw angle cannot be measured in the prior art is solved.

The utility model discloses an automatic rotation type CNC (computer numerical control) common tool clamp which comprises a CNC workbench, a numerical control dividing head, a tailstock and a clamping assembly, and the two ends of a common tool base of the clamping assembly are connected with the corresponding numerical control dividing head and the corresponding tailstock respectively. The clamping assembly further comprises a replaceable die core and an air cylinder pull rod mechanism, the replaceable die core is installed on the upper surface of the public tool base in a screwed mode through a locking screw, and the replaceable die core is provided with at least two part positioning columns. The air cylinder pull rod mechanism comprises a 90-degree corner air cylinder and a movable pull rod connected to the driving end of the 90-degree corner air cylinder, and a T-shaped pull rod head in a T shape is arranged at the upper end of the movable pull rod. A base through hole is formed in the public tool base, a mold core through hole is formed in the replaceable mold core, and the movable pull rod sequentially penetrates through the base through hole and the mold core through hole from bottom to top. The CNC tool clamp has the advantages of being novel in structural design, convenient to use and high in universality, and the design and development cost of the CNC tool clamp can be effectively reduced.

The application discloses a machining method for cast aluminum blank parts for aviation, and belongs to the technical field of machining clamp devices; it comprises the following steps: S1, first clamping; installing a part to be machined on a clamp one, and then installing the clamp one and the part to be machined on a rotating indexing head of a numerical control milling machine; S2, completing machining of an outer side end plane around the part to be machined; S3, second clamping; taking down the part to be machined from the clamp one, cleaning, then installing the part to be machined on a clamp two, and then installing the clamp two and the part to be machined on the rotating indexing head of the numerical control milling machine; S4, completing machining of remaining end faces, holes and inner cavities of the part to be machined; and S5, taking down the formed part after completing machining and cleaning; the application effectively solves the problems of large accumulated error, low good product rate of parts, high machining cost and low production efficiency caused by the current need of clamping and machining on multiple machine tools for multiple times.

The present invention discloses a rotor mold processing method, which includes the following steps: S1. Prepare a mold blank with a reference mold hole; S2. Install the mold blank flatly on the machine tool fixture of a four-axis machine tool, and the mold blank is processed by the four-axis machine tool to form a rough mold cavity, the rough mold cavity including the reference mold hole and multiple blade cavities, each blade cavity having a vertical processing surface and a downward inclined processing surface; S3. Install a dividing head device obliquely on the reference surface of the four-axis machine tool, the dividing head device is provided with an obliquely set dividing fixture, and the mold blank is installed on the dividing fixture; S4. The dividing fixture is rotated to a certain angle so that the downward inclined processing surface of a blade cavity is perpendicular to the reference surface, and the four-axis machine tool processes the vertical processing surface of the blade cavity into an upward inclined processing surface; S5. Repeat step S4 until the vertical processing surfaces of all blade cavities are processed into upward inclined processing surfaces. This method can process a rotor mold that meets the design requirements without using a five-axis machine tool, which is beneficial to reducing the cost of the rotor pump.

An indexing head, a bolting head, and a method of providing a rock surface with reinforcing rock bolts. The indexing head (16) is mounted to a front end of a drill feed beam (10) of a drilling unit (5) of a bolting head (4). The indexing head comprises an indexing element (34) provided with a rod clamping tool (36) and a resin feed tool (29). The indexing element can be moved for indexing the rod clamping tool and the resin feed tool selectively on a drilling line (28).

The utility model discloses a kind of positioning device of equal division annular thin-walled part using wire cutting machine, belong to annular piece cutting positioning technical field, including positioning plate, tool boss, compression member, at least two equal division cutting grooves and limiting piece;Arc-shaped guide surface is equipped on tool boss;The structure of this device is simple, the clamping cutting of annular thin-walled part can be realized by positioning plate, tool boss and compression member, without using index head and bottom plate like prior art, reduce the device quantity required by clamping, without additional constraint device, procurement manufacturing cost is saved;Meanwhile, when clamping cutting, using arc-shaped guide surface can ensure that annular thin-walled part is in concentric state when cutting, positioning speed is fast, the step of carrying out concentric calibration to annular thin-walled part is saved, while clamping step is simple, shorten the process time of clamping and cutting.

T-shaped workbench, tooling and usage method for machining inclined oil holes of bearing rings, relating to the technical field of machining. To solve the problems that when the existing universal rotary indexing head clamps the bearing ring, due to the thin wall thickness of the bearing ring, deformation is likely to occur, and restricted by the large size of the universal rotary indexing head and the working principle that the workpiece needs to be immersed in the working fluid during the machining process of the electric discharge forming machine, the electric discharge oil needs to be repeatedly injected and discharged into the working chamber during the workpiece adjustment and machining process, resulting in extremely low machining efficiency. The tooling has a clever structural design and flexible combination methods, which can improve the machining accuracy and quality of the bearing ring; using this tooling to clamp the bearing ring avoids the quality problem of deformation caused by radial three-point clamping of the bearing ring, and the tooling has a small volume, without the need to repeatedly inject and drain a large amount of electric discharge oil during workpiece adjustment and machining, improving the working efficiency. The present invention is applicable to machining the inclined oil holes of bearing rings.

The utility model relates to the technical field of polishing devices, in particular to a plane polishing device which comprises a machine frame, a z-axis sliding rail assembly and an x-axis sliding rail assembly are installed on the machine frame respectively and driven by different servo motors, a manual tail top is fixedly installed on the machine frame, and the Z-axis sliding rail assembly and the x-axis sliding rail assembly are driven by different servo motors. An inner clamping device is arranged on one side of the manual tail jack, and a machining workpiece is arranged on the side, away from the manual tail jack, of the inner clamping device. According to the device, a workpiece is clamped through an inner supporting clamp and is positioned at a time after being clamped, the angle can be accurately adjusted through a dividing head of the device, in the using process, after the workpiece is clamped, surface grinding can be conducted on a first face, after grinding is completed, a clamping part can directly rotate by an angle to machine other faces, and the machining efficiency is greatly improved. And the working efficiency is effectively improved, the time for re-clamping and re-positioning is saved, the polishing head can be accurately controlled in two directions, and the overall length of the device is effectively shortened as the polishing head serves as a movable end.

The utility model relates to the technical field of steering positioning pieces, and discloses a simple steering positioning mechanism which comprises a positioning seat, a sliding sleeve, a positioning ball and a rotating shaft, and the sliding sleeve is sleeved on the surface of the rotating shaft. According to the utility model, the positioning seat, the sliding sleeve, the positioning ball and the rotating shaft are matched for use, during working, when the cylindrical pin on the sliding sleeve is positioned in the straight groove at the upper part of the rotating shaft, the second locking position of the sliding sleeve is in contact with the positioning ball, the positioning ball is pressed into the spherical hole of the rotating shaft, and the positioning ball is fixedly connected with the sliding sleeve, so that the positioning and locking of the rotating shaft are realized; the problems that in the prior art, in the working process of many machines, an executing mechanism of the machines needs to rotate one fixed angle, position and lock, such as a drill bushing and a multi-directional planer, in order to achieve the function, a dividing head or a servo motor and a self-locking device are often used for achieving the function, the structure is complex, cost is high, and the size and weight are large are solved.

The utility model discloses a hub laser lettering positioning tool which comprises a base plate, a plurality of supporting columns are installed on the upper portion of the base plate, the supporting columns are perpendicular to the base plate, the upper ends of the supporting columns are connected with a supporting plate, a dividing head is installed on the supporting plate, a chuck is installed on the dividing head, and an installation piece is fixedly installed on the chuck. According to the utility model, the angle of the wheel hub can be accurately adjusted, so that laser lettering can be carried out at the accurate position on the wheel hub.

The device comprises a base, two sets of machining stations are arranged on the base side by side at intervals, and receding grooves are formed in the machining stations; the two sets of plates are correspondingly arranged on the two sets of machining stations correspondingly. The two sets of movable stacking blocks are correspondingly arranged on the machining positions respectively, and the plates abut against the movable stacking blocks in a one-to-one mode; the at least two groups of pressing blocks are arranged on the base and are positioned between the two groups of processing stations; the dividing head connecting plate is connected with the side face of the base. A plate is arranged on the machining position, is positioned through the movable stacking block and then is pressed through the pressing block, after the pressing block is pressed, the movable stacking block is detached, at the moment, a machining cutter line is exposed, and the side face can be machined. A receding groove is formed in the machining position, the dividing head connecting plate is combined, the dividing head connecting plate can rotate by 180 degrees, the receding groove can provide a path for machining a cutter, and therefore machining of the front face and the back face is achieved. And the peripheral contour and the front and back side surfaces can be machined at a time without disassembly and faceted machining, so that the machining quality and efficiency are ensured.

The invention relates to the technical field of slicing machines, and particularly discloses an automatic roller type two-piece clamping piece circular saw slicing machine which comprises a working platform, a circular saw machine head is connected to one side of the top of the working platform, a movable platform is arranged on the other side of the upper portion of the working platform, a numerical control dividing head is connected to one side of the top of the movable platform, and a supporting column is arranged on one side of the numerical control dividing head. The bottom end of the supporting column is connected with the movable platform, discs are symmetrically arranged between the numerical control dividing head and the supporting column, the end of an output shaft of the numerical control dividing head penetrates through the middles of the two discs and is connected with a supporting column bearing, positioning frames are arranged between the two discs in a circumferential array mode, a groove is formed in one end of each positioning frame, and the two sides of each positioning frame are symmetrically connected with connecting rod pieces in an array mode. The to-be-machined clamping pieces are positioned through the positioning module, the to-be-machined clamping pieces are located in the middle of the groove, the error of the two cut clamping pieces is reduced, the slicing quality is guaranteed, the influence of chippings on workpiece machining is reduced through the air blowing module, and meanwhile workpiece blanking is enhanced.

The utility model relates to the technical field of grinding machines, in particular to a dividing head auxiliary angle adjusting mechanism which comprises a base, an adjusting assembly, a mounting assembly and a sliding assembly. The adjusting assembly comprises adjusting plates, a rotating shaft, a supporting plate, adjusting bolts and a positioning block, the two adjusting plates are fixedly connected with the base and located on the two sides of the base respectively, the rotating shaft is rotationally connected with the adjusting plates and penetrates through the adjusting plates and the base, the supporting plate is rotationally connected with the rotating shaft and located on the top of the base, and the two adjusting bolts are in threaded connection with the supporting plate respectively. The indexing head comprises a supporting plate, an adjusting plate and two positioning blocks, the supporting plate and the adjusting plate penetrate through the supporting plate and the adjusting plate respectively, the two positioning blocks are connected with the supporting plate in a sliding mode and located on the top of the supporting plate respectively, a mounting assembly is connected with the supporting plate, and a sliding assembly is connected with the adjusting plate. And the indexing in the direction of the cutting edge of the blade cannot be completed.

A mounting plate and a hydraulic tailstock are mounted on a bottom plate, a hydraulic dividing head is mounted on the mounting plate, the hydraulic dividing head is connected with a hydraulic expansion sleeve, at least two adjustable V-shaped blocks are mounted on the bottom plate between the mounting plate and the hydraulic tailstock, the adjustable V-shaped blocks are driven by a lifting mechanism to ascend and descend in the vertical direction, and the adjustable V-shaped blocks are connected with the hydraulic expansion sleeve. And the mining supporting shaft is positioned on the adjustable V-shaped block and is positioned and fixed with the tailstock tip through the hydraulic expansion sleeve. The method is scientific and reasonable in design, the hole position error is smaller than or equal to 0.03 mm through field experiments, the perpendicularity is smaller than or equal to 0.02 mm / 100 mm, and the machining precision is greatly improved; the machining time of a single piece is shortened by 40%, unattended batch production is supported, and the machining efficiency is greatly improved. The adjustable V-shaped block can be used for machining the supporting shaft with the diameter being 80-300 mm and the length being smaller than or equal to 2000 mm, the application range is wide, and social and economic benefits are remarkable.