WO2017143727A1 - 一体式旋转切削工具制造设备及制造方法 - Google Patents
一体式旋转切削工具制造设备及制造方法 Download PDFInfo
- Publication number
- WO2017143727A1 WO2017143727A1 PCT/CN2016/092991 CN2016092991W WO2017143727A1 WO 2017143727 A1 WO2017143727 A1 WO 2017143727A1 CN 2016092991 W CN2016092991 W CN 2016092991W WO 2017143727 A1 WO2017143727 A1 WO 2017143727A1
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- WO
- WIPO (PCT)
- Prior art keywords
- workpiece
- grinding
- refining
- cutting tool
- wheel
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0046—Column grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0084—Other grinding machines or devices the grinding wheel support being angularly adjustable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
- B24B53/075—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels for workpieces having a grooved profile, e.g. gears, splined shafts, threads, worms
Definitions
- the present invention belongs to the field of workpiece grinding processing, and in particular, to an integrated rotary cutting tool manufacturing apparatus and a manufacturing method.
- the grinding of a cylindrical workpiece such as the grinding of a micro drill
- a rough grinding integrated processing device for horizontally clamping a workpiece, that is, the workpiece is placed horizontally and ground, using a collet chuck. Holding the workpiece, driving the workpiece to rotate, and then adopting the V-block positioning clamping method; the grinding wheel feed adopts the axial feeding mode of the workpiece; the coarse grinding wheel and the fine grinding wheel are used to grind the similar parts of the workpiece edge
- this causes the elastic collet and the V-shaped block to act on the shank of the workpiece to form an over-position.
- the axial center drifts, and the coaxiality error with the shank after the blade diameter is processed is large;
- the axial feed mode is inefficient; the same as the coarse grinding wheel and the fine grinding wheel act on the workpiece, the precision of the rough grinding is not easy to detect, and the horizontal grinding takes up a large space and the equipment is bulky;
- the feeding method of the tray is adopted. Before the feeding, an additional setting process is required, the workpiece is placed in the tray, the process is added, and the production efficiency is low.
- the object of the present invention is to overcome the above deficiencies of the prior art, and to provide an integrated rotary cutting tool manufacturing apparatus and a manufacturing method thereof, which have compact equipment, small floor space, high processing efficiency, and a processing method for the workpiece. High precision and low cost.
- the technical solution of the present invention is: an integrated rotary cutting tool manufacturing apparatus, including a fuselage, a feeding device for loading a workpiece before grinding, and grinding for grinding a workpiece placed vertically a device and a discharge device for loading the ground workpiece, the feeding device, the grinding device and the discharging device are all connected to the body, the integrated rotary cutting tool manufacturing device further comprising The workpiece is vertically transferred to the workpiece transfer device of the grinding device and the discharge device; the grinding device includes a vertical setting A roughing device for the first grinding of the workpiece and a refining device for the second grinding of the workpiece with the vertical setting.
- the feeding device, the coarse grinding device, the refining device and the discharging device are circumferentially arranged along the workpiece transfer device.
- the workpiece transfer device includes a central rotating shaft rotatable relative to the body and a robot connected to the central rotating shaft for clamping a workpiece, the feeding device, the coarse grinding device, The refining device and the discharging device are disposed along the circumferential direction of the central rotating shaft.
- one side of the feeding device is provided with a workpiece for placing the horizontally placed to the vertical inverting assembly
- the robot includes a workpiece for moving the workpiece of the inverting assembly to the coarse grinding device a first robot assembly, the first robot assembly is coupled to the central shaft; the first robot assembly includes a first clamping assembly for clamping a workpiece and being movable up and down and for driving the first clamping The assembly is flipped to switch the workpiece to a rotary drive member in a vertical state, the rotary drive member being coupled to the first clamp assembly; the robot further comprising means for moving the workpiece in a vertical state from the coarse grinding device To a second robot assembly of the refining device, the second robot assembly includes a second clamping assembly for gripping a workpiece and being movable.
- the feeding device comprises a hopper for accommodating a horizontally placed workpiece, the bottom of the hopper has a discharge opening for discharging the workpiece, and the sliding opening of the discharge opening is useful a discharge rod for pushing the workpiece piece by piece, the discharge rod being provided with a push groove for accommodating the workpiece discharged from the discharge port, the discharge rod being connected with a sliding rod for driving the discharge rod Discharge drive.
- the rough grinding device comprises a coarse grinding holder and a coarse grinding wheel holder, the coarse grinding holder comprising a first for positioning against the bottom of the workpiece to position the axial position of the workpiece.
- a jack and a first drive member for clamping and driving the rotation of the workpiece;
- the coarse sanding wheel carrier includes a coarse grinding wheel and a coarse grinding feed drive for driving the coarse grinding wheel radial feed.
- the refining device comprises a refining clamping frame and a refining grinding wheel frame, the refining clamping frame comprising a second for positioning against the bottom of the workpiece to position the axial position of the workpiece a jack and a second drive member for clamping and driving the rotation of the workpiece;
- the fine grinding wheel carrier comprises a fine grinding wheel and a fine grinding feed drive for driving the fine grinding wheel to feed radially.
- the second driving component includes a second guide wheel that can be pressed against the side of the workpiece to drive the rotation of the workpiece, a second intermediate friction wheel driven by the second guide wheel and a second pressure wheel driven by the second intermediate friction wheel and pressable against a side of the workpiece to drive the workpiece to rotate, the second intermediate friction wheel and the a second guide wheel is connected to the second pressure roller, and the second guide wheel is connected with a second rotation driving member for driving the rotation of the second guide wheel, and the refining clamping frame further comprises a refining guide plate.
- the second pressure roller is further connected with a second compression drive assembly for driving the second pressure roller against the side of the workpiece.
- the axis of the second pressure roller is inclined relative to the axis of the workpiece.
- the refining clamp further includes a refining bracket for radially supporting the workpiece to balance the pressure.
- the refining wheel carrier further comprises a refining lifting drive member for driving the refining grinding wheel to slide axially, and a refining angle for adjusting the inclination angle of the refining grinding wheel relative to the workpiece Adjustment plate.
- the refining device further comprises a refining wheel dressing device for trimming the grinding wheel, the refining wheel dressing device comprising a grinding stone for adjusting the grinding of the grinding stone a lifting slide and a grinding feed slide for controlling the grinding stone to feed the fine grinding wheel; the fine grinding wheel dressing device further comprising: adjusting the grinding stone relative to the fine sand Grinding angle adjusting member for wheel tilt angle
- the fine grinding wheel dressing device further comprises a bottom plate and a seat plate connected to the bottom plate
- the grinding feed sliding table comprises a transverse sliding table connected to the grinding and lifting sliding table.
- the dressing lifting slide comprises a longitudinal sliding table connected to the transverse sliding table;
- the grinding angle adjusting member comprises a corner plate, wherein the corner plate is rotatably connected to the bottom plate by a first pin shaft,
- the longitudinal sliding table is connected to the corner plate, and the corner plate is connected with a zero-degree bump block.
- the discharging device comprises a tray, wherein the tray is provided with a plurality of loading holes for longitudinally inserting the workpiece, and the feeding tray is provided above or one side for receiving the workpiece
- the transfer seat has a transfer hole for longitudinal insertion of the workpiece
- the discharge device further includes a discharge robot for moving the workpiece from the transfer seat to the charging hole.
- An embodiment of the present invention further provides a method for manufacturing a rotary cutting tool, which comprises the above-described integrated rotary cutting tool manufacturing apparatus, comprising the steps of: loading a workpiece on the feeding device, and passing the loading device
- the workpiece is vertically disposed in the coarse grinding device in the grinding device, and the coarse grinding wheel in the coarse grinding device performs the first grinding of the workpiece vertically set by the radial feed, and then passes through the
- the transfer device places the workpiece in a vertical position in the coarse grinding device in the grinding device, and then passes the transfer device Transferring the workpiece from the roughing device to the refining device, wherein the refining grinding wheel in the refining device performs a second grinding of the vertical workpiece by radial feeding, and then passes the moving
- the carrier device transfers the workpiece from the refining device to the discharge device.
- the invention provides an integrated rotary cutting tool manufacturing apparatus and a manufacturing method thereof.
- the workpiece In the grinding process, the workpiece is in a vertical state, and the workpiece clamping and driving mode are changed, so that the workpiece is clamped and driven.
- the rotation acts on the same part of the workpiece handle, and the workpiece can be rotated, the axis does not drift, and the coaxiality error between the blade and the handle is reduced.
- Grinding ⁇ from axial feed to radial feed, changing the grinding method, improving grinding efficiency.
- the rough grinding station and the fine grinding station are separate and independent, which makes the rough grinding processing precision easy to detect.
- the machining position is arranged vertically by the workpiece, which facilitates the layout of various functional components of the equipment and saves equipment occupation area.
- the feeding mode adopts hopper feeding (workpiece horizontal arrangement stacking), and the discharging tray is loaded, and the workpiece is vertically placed in the loading hole position of the tray, which is convenient for directly entering the next process, and the robot swings and transmits the workpiece. , reduce manual transfer of workpieces and improve production efficiency.
- FIG. 1 is a schematic plan view showing an apparatus for manufacturing an integrated rotary cutting tool according to an embodiment of the present invention
- FIG. 2 is a schematic perspective view of a workpiece transfer device in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention
- FIG. 3 is a perspective view of a feeding device and a turning assembly in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention
- FIG. 4 is a perspective view of a coarse grinding holder in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention
- FIG. 5 is a plan view of a rough grinding holder in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention.
- FIG. 6 is a perspective view of a coarse grinding wheel frame in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention
- FIG. 7 is a perspective view of a rough grinding device in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention.
- FIG. 8 is a perspective view of a fine grinding holder in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention.
- FIG. 9 is a plan view showing a fine grinding holder in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention.
- FIG. 10 is a perspective view of a fine grinding wheel frame in an integrated rotary cutting tool manufacturing apparatus according to an embodiment of the present invention.
- FIG. 11 is a perspective view of a refining device in a manufacturing apparatus of a rotary rotating cutting tool according to an embodiment of the present invention.
- FIG. 12 is a perspective view of a fine grinding wheel frame and a fine grinding wheel dressing device in a - body rotary cutting tool manufacturing apparatus according to an embodiment of the present invention
- FIG. 13 is a perspective view of a fine grinding wheel dressing device in a - body rotary cutting tool manufacturing apparatus according to an embodiment of the present invention
- FIG. 14 is a perspective view of a discharge device in a body rotary cutting tool manufacturing apparatus according to an embodiment of the present invention.
- FIG. 15 is a plan view showing a coarse grinding axial positioning device in a - body rotary cutting tool manufacturing apparatus according to an embodiment of the present invention.
- 16 is a schematic cross-sectional view showing a rough grinding axial positioning device in a - body rotary cutting tool manufacturing apparatus according to an embodiment of the present invention
- Table 1 is an experimental measurement result of the parameters related to the micro drill bit manufactured by using the technical solution of the present invention and the prior art solution in the embodiment of the present invention
- Table 2 is a measurement analysis result of the parameters related to the micro drill bit manufactured by using the technical solution of the present invention and the prior art solution in the embodiment of the present invention.
- an integrated rotary cutting tool manufacturing apparatus provided by an embodiment of the present invention is used for grinding a cylindrical workpiece such as a micro drill bit.
- the workpiece is a micro drill bit.
- the micro drill bit may include a blade diameter portion and a handle portion.
- the utility model comprises a fuselage 100 (rack), a feeding device 200 for loading a workpiece before grinding, a grinding device for grinding a workpiece placed vertically, and a discharging device for loading the workpiece after grinding 800, the feeding device 800, the grinding device and the discharging device 800 are all connected to the body 100, and the integrated rotary cutting tool manufacturing device further comprises a vertical transfer of the workpiece to the grinding
- the workpiece transfer device 900 of the device and the discharge device 800, in the grinding process, the workpiece is in a vertical state, which facilitates the layout of various functional components of the device, and has a compact structure and saves equipment occupation area.
- the grinding device may include a rough grinding device for performing a first grinding of the vertically disposed workpiece and a fine grinding device for performing a second grinding of the vertically disposed workpiece, rough grinding
- the device and the refining device can respectively grind the workpiece.
- the coarse grinding device and the refining device are both connected to the fuselage 100, and the rough grinding device and the refining device are arranged adjacent to each other, and the rough grinding station and the refining station are separated and independent, so that the rough grinding processing is performed.
- the accuracy is easy to detect.
- the feeding device 200, the coarse grinding device, the refining device and the discharging device 800 may be circumferentially arranged uniformly along the workpiece transfer device 900, that is, the feeding device 200, the coarse grinding device, The refining device and the discharging device 800 are spaced 90 apart from the periphery of the workpiece transfer device 900
- the robot in the workpiece transfer device 900 can reach the next station or the previous station every 90 degrees of rotation [0044]
- the workpiece transfer device 900 includes a central rotating shaft 990 and a robot connected to the central rotating shaft 990 for clamping a workpiece, and the central rotating shaft 990 can be rotatably connected to The body 100, the robot can be coupled to the center shaft 990 via a swivel arm 940, which can be driven by a motor, an indexing plate or the like and controls the angle of rotation.
- the coarse grinding device, the refining device and the discharging device 800 are arranged along the circumferential direction of the central rotating shaft 990, and the coarse grinding device, the refining device and the discharging device 800 are arranged at intervals of 90 degrees along the circumferential direction of the central rotating shaft 990, In this way, the robot can rotate about the central axis 990 and lift the workpiece to the corresponding station by lifting.
- the workpiece feeding device 800, the coarse grinding device, the refining device and the discharging device 800 can be evenly distributed at intervals of 90 degrees along the circumferential direction of the central rotating shaft 990, and the robot can be rotated forward or reversed by 90 degrees to reach the previous station or next. Station.
- the workpiece feeding device 800, the coarse grinding device, the refining device, and the discharging device 800 may also be arranged in a line shape or an L shape.
- the robot in the workpiece transfer device 900 may also be arranged in a zigzag movement or the like. In this embodiment, the workpiece is transferred between the stations by swinging and rotating the robot.
- the feeding device 800 is disposed on the side for switching the horizontally placed workpiece to the vertical flipping assembly 210, and the robot includes The workpiece of the flip assembly 210 is moved to the first robot assembly 910 of the roughing device, the first robot assembly 910 is coupled to the center shaft 990; the first robot assembly 910 includes a workpiece for clamping and lifting The first clamping component (the first mechanical jaw).
- the robot further includes a second robot assembly 920 for moving the workpiece in a vertical state from the roughing device to the refining device
- the second robot assembly 920 includes a second clamping assembly (second mechanical jaw) for gripping the workpiece and being movable.
- the second clamping assembly clamps the workpiece and rotates around the central shaft 990 to the refiner, then lowers and releases the workpiece to the refiner.
- the feeding device 800 includes a hopper 220 for accommodating a horizontally placed workpiece.
- the hopper 220 may have a funnel shape, and the upper end thereof may be provided with a cornice.
- the workpieces can be placed centrally in the hopper 220.
- the bottom of the hopper 220 has a discharge port for discharging the workpiece, and the horizontal workpiece can be discharged from the discharge port by gravity.
- a discharge rod 230 for pushing the workpiece out one by one is disposed under the discharge port, and the discharge rod 230 is provided with a pushing groove 231 for accommodating the workpiece discharged from the discharge port, and the pushing groove 231 can just accommodate a horizontal workpiece 999, the tail end of the workpiece 999 protrudes from the push groove 231, the flip assembly 210 can be clamped at the tail end of the workpiece 999, and the discharge rod 230 is connected There is a discharge driving member for driving the discharge rod 230 to reciprocately slide, and the discharge driving member can be a linear motion actuator such as a screw motor or a rack and pinion.
- the discharge rod 230 forwards the horizontal workpiece in the push tank 231 forward, and the flip assembly 210 clamps the workpiece from the push tank 231 and flips it by 90 degrees to switch the workpiece 9 99 to the vertical state.
- the flip assembly 210 can include a flip gripping gripper and a rotary drive device for driving the flip gripper pawl to rotate forward and reverse 90 degrees.
- the rotary drive device can be a motor or a cylinder or the like.
- the coarse grinding device includes a coarse grinding holder 300 and a coarse grinding wheel holder 400
- the coarse grinding holder 300 includes a bottom for the workpiece 998 to A first ram 310 for positioning the axial position of the workpiece 998 and a first driving member for clamping and driving the rotation of the workpiece 998 are abutted against the upper end surface of the first ram 310.
- the workpiece 998 is a micro drill
- the bottom end of the shank portion is above the first ram 310
- the bottom of the first ram 310 is connected with a first lift for driving the first ram 310 up and down.
- the coarse grinding wheel carrier 400 includes a coarse grinding wheel 410 and a first driving member for driving the rotation of the coarse grinding wheel 410, and the first driving member may be a motor.
- the coarse sanding wheel frame 400 further includes a roughing feed drive member 430 for driving the rough grinding wheel 410 to feed radially so that the coarse grinding wheel 410 is radially adjacent to the drilled diameter portion of the micro drill bit.
- the first drive member and the coarse grinding wheel 410 may be coupled to the coarse grinding feed table 420, the coarse grinding feed table 420 may be coupled to the coarse grinding feed drive member 430, and the coarse grinding feed drive member 430 may be a motor.
- the first driving component includes a first guide wheel 330 that can be pressed against the side of the workpiece to drive the workpiece to rotate, and the first driven by the first guide wheel 330.
- the intermediate friction wheel 340 and the first pressure roller 350 are driven by the first intermediate friction wheel 340 and can be pressed against the side of the workpiece 998 to drive the workpiece to rotate.
- the first intermediate friction wheel 340 is in contact with the first guide wheel 330 and the first pressure wheel 350, and the first guide wheel 33 0 is connected with a first rotation drive for driving the rotation of the first guide wheel 330.
- the first intermediate friction wheel 340 is in contact with the first pressure roller 350 and the first guide wheel 330 and is frictionally driven.
- the rough grinding clamp 300 further includes a coarse grinding guide 360, and the first pressure roller 350 is further connected with a first one for driving the first pressure roller 350 to press the workpiece radially to the coarse grinding guide 360.
- Pressing the drive assembly 370 that is, the first guide wheel 330 drives the first intermediate friction wheel 340, the first intermediate friction wheel 340 drives the first pressure roller 350, and the angular velocity of the first pressure roller 350 and the first guide wheel 330 is stable and has no speed. Poor, the workpiece rotates ⁇ , the workpiece rotation can be kept stable, the axis does not drift, reduce the coaxiality error between the blade and the handle, which is beneficial to improve the machining accuracy.
- the first compression drive assembly 370 can be a cylinder or a cylinder.
- the first compression drive assembly 370 can include a cylinder and a compression lever pushed by the cylinder, the drive shaft of the cylinder can be coupled to one end of the compression lever, and the first pressure roller 350 can be rotatably coupled to the other end of the compression lever.
- the axis of the first pressure roller 350 is inclined relative to the axis of the workpiece 998.
- the workpiece 998 can be rotated, and the end surface of the workpiece handle (ie, the bottom end surface) abuts the end surface of the first ram 310, which is convenient for controlling the length of the workpiece processing portion.
- the rough grinding holder 300 further includes a rough grinding bracket 380 for radially supporting the workpiece to balance the pressure to balance the rough grinding wheel 410 to grind the workpiece.
- the thrust generated by the blade diameter section 997 ⁇ ensures the machining accuracy.
- the rough grinding bracket 380, the first pressure roller 350 and the first guide wheel 330 may be evenly distributed on the outer circumference of the workpiece and in contact with the workpiece.
- the rough grinding wheel frame 400 further includes a coarse grinding lifting slide 430 for driving the coarse grinding wheel 4 10 to slide in the axial direction and for adjusting the
- the coarse grinding wheel 410 is used to machine the workpieces of different specifications with respect to the rough grinding angle adjusting plate 440 of the angle of inclination of the workpiece.
- the coarse grinding feed slide 420 can be coupled to the coarse grinding lift slide 430, and the coarse grinding lift slide 430 can be coupled to the coarse grinding angle adjustment plate 440.
- the coarse grinding feed slide 420 may be coupled to the rough grinding angle adjustment plate 440, and the rough grinding angle adjustment plate 440 may be coupled to the coarse grinding lift slide plate 430. Adjusting the angle of rotation of the rough grinding angle adjusting plate 440 around the rotating shaft 441, the taper of the roughened blade portion can be adjusted.
- the refining device includes a refining clamping frame 500 and a refining grinding wheel frame 60 0
- the refining clamping frame 500 includes a workpiece 998 for abutting against the workpiece 998
- the bottom portion is a second ram 510 for positioning the axial position of the workpiece 998 and a second driving member for clamping and driving the rotation of the workpiece 998.
- the workpiece 998 is a micro drill bit, in the refiner In the position, the bottom end of the shank portion is opposite to the upper portion of the second ram 510, and the bottom of the second ram 510 is connected with two lifting and lowering driving members for driving the lifting and lowering of the second ram 510; 600 includes a refining grinding wheel 610 and a refining feed drive member 630 for driving the refining grinding wheel 610 to feed radially so that the refining grinding wheel 610 is radially adjacent to the drilled diameter portion of the micro drill bit.
- the fine grinding wheel 610 can be connected to the fine grinding feed stage 620, and the fine grinding feed stage 620 can be connected to the fine grinding feed drive 630.
- the second driving component includes a second guide wheel 530 that can be pressed against the side of the workpiece 998 to drive the rotation of the workpiece 998, and is driven by the second guide wheel 530.
- Second intermediate friction wheel 540 and a second pressure roller 550 driven by the second intermediate friction wheel 540 and pressed against the side of the workpiece 998 to drive the workpiece 998 to rotate, the two sides of the second intermediate friction wheel 540 and the second guide wheel 530 and The second pressing wheel 55 0 is connected, and the second guiding wheel 530 is connected with a second rotating driving member 531 for driving the rotation of the second guiding wheel 530.
- the refining clamping frame 500 further includes a refining guide 560.
- the second pressure roller 550 is further connected with a second compression driving assembly 570 for driving the second pressure roller 550 to press the workpiece radially to the refining guide 560, that is, the second guiding wheel 530 drives the The second intermediate friction wheel 540 and the second intermediate friction wheel 540 drive the second pressure roller 550.
- the angular velocity of the first pressure roller 350 and the second guide wheel 530 is stable and has no speed difference, so that the rotation of the workpiece can be kept stable, which is advantageous for improving the machining precision.
- the axial center of the second pressure roller 550 is inclined relative to the axial center of the workpiece 998 to ensure that the workpiece is rotated, and the end surface of the workpiece handle (ie, the bottom end surface) is leaned.
- the end surface of the second ram 510 is tightly closed to facilitate control of the length of the workpiece processing portion.
- the refining clamp 500 further includes a refining bracket 580 for radially supporting the workpiece to balance the pressure to balance the grinding wheel 610 to grind the workpiece.
- the thrust generated by the blade diameter section 997 ⁇ ensures the machining accuracy.
- the fine grinding wheel frame 600 further includes a fine grinding lifting drive member 630 for driving the fine grinding wheel 610 to slide in the axial direction and for adjusting the
- the fine grinding angle adjusting plate 640 of the grinding wheel 610 with respect to the inclination angle of the workpiece is suitable for processing of workpieces of different specifications. Adjusting the angle of the fine grinding angle adjustment plate 640 around the rotation shaft 641, the taper of the sharpened blade diameter portion 997 can be adjusted.
- the refining device further includes a refining wheel dressing device 700 for trimming the grinding wheel 610, and the refining wheel dressing device 700 includes a refining stone 710.
- a dressing lift slide 720 for adjusting the dressing stone 710 and a dressing feed slide 730 for controlling the dressing stone 710 to feed the fine grinding wheel 610;
- the fine grinding wheel The dressing device 700 also includes a dressing angle adjustment member for adjusting the angle of inclination of the dressing stone 710 relative to the fine grinding wheel 610.
- the grinding and lowering sliding table 720 can be a vertical sliding table, and the grinding and feeding sliding table 730 can be a horizontal sliding table.
- the fine grinding wheel dressing device 700 further includes a bottom plate 751 and a seat plate 752 connected to the bottom plate 751, and the grinding feed slide table 730 includes a connection.
- the dressing lifting slide 720 includes a longitudinal sliding table connected to the horizontal sliding table, and the grinding angle adjusting member includes a corner plate 740, the corner
- the plate 740 is adjustable by the first pin 741 Rotatingly connected to the bottom plate 751, the longitudinal sliding table is connected to the corner plate 740, and the corner plate 740 is connected with a zero-degree bump block.
- the corner plate 740 can be coupled to a spring 759.
- the corner plate 740 is connected with an angular scale block 742, and the seat plate 752 is connected with a pointer 743 for matching the angle scale block 742.
- a hook plate 753 is connected between the bottom plate 751 and the base body, and the hook plate 753 and the bottom plate 751 or/and the seat plate 752 are connected.
- the discharging device 800 includes a tray 810, and the tray 810 is provided with a plurality of loading holes 811 for longitudinally inserting the workpiece 999.
- a transfer base 820 for receiving a workpiece is provided above or on one side of the disk 810, the transfer base 820 has a transfer hole 821 for longitudinal insertion of the workpiece, and the discharge device 800 further includes a workpiece for transferring the workpiece from the transfer seat
- the 820 is moved to the discharge robot 830 of the loading hole 811, and the discharge robot 830 can be located above or on one side of the tray 810.
- the robot further includes a third robot assembly 930 for moving the workpiece in a vertical state from the refining device to the intermediate hole 821 (third Mechanical jaws), the third robot assembly 930 includes a third clamping assembly for gripping a workpiece and being movable.
- the rough grinding device further includes a rough grinding axial positioning device for the workpiece, which can be used for axial positioning of the PCB micro tool cutting diameter machining, rough grinding axial direction.
- the positioning device includes a first positioning body 381, a first ram 3 10 that is in contact with the workpiece end and axially slidable relative to the first positioning body 381, and the first ram 310 is connected with a first positioning cone
- the first positioning base 381 is connected to the first positioning cone 383, and the first positioning cone 382 and the first positioning cone 383 are disposed with a positioning cone, the first top
- the first sliding guide 384 is connected to the first positioning cone 383 and is connected to the first positioning cone 382.
- the first sliding guide 384 is connected to the rod 310.
- a first axial drive member 385 for driving the first sliding guide 384 to axially slide is coupled.
- the upper end of the first positioning cone 383 is provided with an inverted tapered protrusion
- the lower end of the first positioning sleeve 382 is provided with an inverted tapered groove matching the inverted tapered protrusion.
- a positioning structure is formed between the inverted tapered protrusion and the inverted tapered groove, the positioning effect is good, the axial and radial directions of the workpiece 999 are accurately positioned, the first plunger 310 is not easily bent and deformed, and the axis of the workpiece is not easily biased.
- the first jack 310, the first slide guide 384, and the like are all disposed vertically. [0065] Specifically, as shown in FIG. 15 and FIG. 16 , a rotation stop structure is disposed between the first sliding guide 384 and the first positioning seat body 381 .
- the rotation preventing structure includes a first connecting plate 386 fixedly coupled to the first sliding guide 384, the first connecting plate 386 and the first A first rotation preventing guide 387 is disposed between the positioning bases 381, the first rotation preventing guiding rod 387 is disposed in parallel with the first sliding guiding rod 384, and the first axial driving member 385 is connected to The first connecting plate 386.
- one end of the first sliding guide 384 is slidably connected to the first connecting plate 386, and the other end of the first sliding guiding rod 384 is connected to the first end.
- a first insulating connector 390 is disposed between the first jack 310 and the first sliding guide 384.
- a first fixing sleeve 389 is fixedly connected to the end of the first ram 310, and the first insulating connecting member 390 is disposed on the first fixing sleeve.
- the first insulating connector 390 and the first positioning sleeve 382 are sleeved on the upper end of the first sliding guide 384, and the first fixing sleeve 389 There is a gap between the first sliding rod and the first sliding rod.
- the first axial driving member 385 is a cylinder or a cylinder.
- the first positioning cone 383 is provided with a first sleeve 391 sleeved on the first sliding guide 384, so as to facilitate the first sliding guide.
- the rod 384 can slide accurately and reliably.
- the axial positioning device further includes a first electrical signal detecting device for detecting whether the workpiece is in contact with the first jack 310, and whether the workpiece is related to the first jack 310 by being energized Whether the contact is good.
- the first electrical signal detecting device is connected at one end to the first clamping component for clamping the workpiece, and the other end is connected to the first plunger 310 or the first fixing sleeve 389, the first clamp
- the holding assembly, the first jack 310 and the first fixing sleeve 389 are both made of a metal material.
- the first axial driving member 385 (cylinder) drives the first connecting plate 386 to move upward or downward, correspondingly driving the first sliding guide 384, the first positioning.
- the taper sleeve 382, the first insulating member, the first fixing sleeve 389, and the first jack 310 move upward or downward, and the first connecting plate 386 moves upward to push the workpiece upward to facilitate the removal of the workpiece.
- the first connecting plate 386 After moving down, the first positioning taper sleeve 38 2 abuts against the first positioning cone 383, and the first ram 310 is accurately positioned in the axial and radial directions.
- the first connecting plate 386 moves up or down, and the first sliding guide 384 mounted on the first connecting plate 386 is restricted from sliding upward or downward in the first anti-rotation sleeve 388, thereby making the first
- the rotation of a jack 310 in the axial direction is positioned to further enhance the axial and radial positioning accuracy of the first jack 310.
- the first insulating connector 390 insulates the first fixing sleeve 389 from the first positioning sleeve 382, and functions with the workpiece clamping mechanism (first clamping assembly), using the first clamping assembly, the first plunger 310.
- Conductivity of the workpiece by detecting an electrical signal, detecting whether the end surface of the workpiece handle is in contact with the first jack 310.
- the axial positioning is changed from the cylinder positioning to the tapered surface positioning; the radial positioning of the jack is changed from the sleeve positioning to the first positioning taper sleeve 382 and the first sleeve 391, which is advantageous for further improving the machining accuracy of the workpiece. It is well suited for vertical machining of workpieces such as micro drills.
- the refining device further includes a refining axial positioning device of the workpiece, and the refining axial positioning device has substantially the same structure as the coarse grinding axial positioning device, and can be used for processing the edge of the PCB micro tool.
- the axial positioning device includes a second positioning seat body, a second ram 510 that is in contact with the end of the workpiece and axially slidable relative to the second locating body, and the second ram 510 is connected
- the second positioning sleeve is connected to the second positioning cone, and the positioning cone is disposed between the second positioning cone and the second positioning cone.
- the rod 510 is connected to the second sliding guide rod, the second sliding guide rod is disposed on the second positioning cone and is connected to the second positioning cone, and the second sliding guide is connected to the driving platform.
- a second axial drive member that axially slides the second sliding guide.
- the upper end of the second positioning cone is provided with an inverted tapered groove
- the lower end of the second positioning sleeve is provided with an inverted tapered protrusion matching the inverted tapered groove, and the inverted tapered convex portion
- the positioning structure is formed between the outlet portion and the inverted tapered groove, the positioning effect is good, the axial and radial directions of the workpiece are accurately positioned, the second plunger 510 is not easily bent and deformed, the axis of the workpiece is not easily offset, and the workpiece is accurately positioned. It is suitable for further improving the machining accuracy of the workpiece, and can be well applied to vertical machining of workpieces such as micro drills.
- a rotation stop structure is disposed between the second sliding guide bar and the second positioning seat body.
- the rotation preventing structure includes a second connecting plate fixedly connected to the second sliding guide rod, and a second rotation stop is disposed between the second connecting plate and the second positioning seat body a guiding rod, the second rotation preventing guide rod is disposed in parallel with the second sliding guiding rod, and the second axial driving member is connected to the second connecting plate.
- one end of the second sliding guide is slidably connected to the second connecting plate, and the other end of the second sliding guiding rod is connected with a second anti-rotating sleeve.
- a second insulating connector is disposed between the second jack 510 and the second sliding guide.
- a second fixing sleeve is fixedly connected to the end of the second ram 510, and the second insulating connecting member is disposed between the second fixing sleeve and the second positioning cone sleeve.
- the second insulating connecting piece and the second positioning taper sleeve are sleeved on the upper end of the second sliding guide rod, and the second fixing sleeve and the second sliding rod have a gap therebetween.
- the second axial driving member is a cylinder or a cylinder.
- the second positioning cone is provided with a second sleeve sleeved on the second sliding guide rod so that the second sliding guide rod can slide accurately and reliably.
- the axial positioning device further includes a second electrical signal detecting device for detecting whether the workpiece is in contact with the second jack 510, and whether the workpiece and the second jack 510 are detected by being energized Whether the contact is good.
- the second electrical signal detecting device is connected at one end to a second clamping component for clamping a workpiece, and the other end is connected to the second plunger 510 or the second fixing sleeve, and the second clamping
- the assembly, the second jack 510 and the second fixing sleeve are both made of a metal material.
- the second axial driving member drives the second connecting plate to move upward or downward, and accordingly drives the second sliding guide rod, the second positioning taper sleeve, the second insulating member, and the second fixing sleeve
- the second ram 510 moves up or down, the second connecting plate moves upward ⁇ , pushes the workpiece upwards to facilitate the removal of the workpiece, the second connecting plate moves downward, and the second positioning taper sleeve is pressed downward to the second positioning.
- the cone and the second ram 510 are accurately positioned axially and radially.
- the second connecting plate moves up or down, and the second sliding guide mounted on the second connecting plate is restricted to slide upward or downward in the second anti-rotation sleeve, so that the second jack 510 is along
- the axial rotation is positioned to further increase the axial and radial positioning accuracy of the second jack 510.
- the second insulating connector insulates the second fixing sleeve from the second positioning sleeve, and functions with the workpiece clamping mechanism (second clamping assembly), using the second clamping assembly, the second plunger 510, and the workpiece
- the electrical conductivity detects whether the end face of the workpiece handle is in contact with the second jack 510 by detecting an electrical signal.
- the axial positioning is changed from the cylinder positioning to the cone positioning; the radial positioning of the jack is changed from the sleeve positioning to the second positioning sleeve and the second sleeve.
- the positioning method is advantageous for further improving the machining accuracy of the workpiece, and can be well applied to vertical machining of workpieces such as micro drills.
- Embodiments of the present invention also provide a method for manufacturing a rotary cutting tool, which comprises the above-described integrated rotary cutting tool manufacturing apparatus, comprising the steps of: loading a workpiece on a feeding device 800, and standing the workpiece by a transfer device; The coarse grinding device placed in the grinding device, the coarse grinding wheel 410 in the coarse grinding device performs the first grinding of the vertical workpiece by radial feeding, and the workpiece is placed vertically in the grinding device by the transfer device. The coarse grinding device in the cutting device transfers the workpiece from the coarse grinding device to the refining device through the transfer device, and the fine grinding wheel 610 in the refining device performs the second feeding of the vertical workpiece by radial feeding Grinding, the workpiece is transferred from the refining device to the discharge device 800 by a transfer device.
- the workpiece is horizontally placed in the hopper 220 of the feeding device 800, and the transfer device rotates the workpiece 90 degrees from the hopper 220 to the coarse grinding device until the workpiece is in a vertical state.
- the rotary cutting tool manufacturing method provided by the embodiment of the present invention is fed by the hopper 220.
- the machining position is vertically arranged, and the discharge tray 810 is loaded (the workpieces are vertically placed independently in the holes of the tray 810, and each tray 810 has a plurality of holes.
- the micro drill bit measurement data manufactured by the integrated rotary cutting tool manufacturing apparatus provided by the present invention and the micro drill bit measurement data manufactured by the manufacturing equipment of the prior art are respectively performed. At least 20 sets of data were collected. As shown in Table 2, according to the data in Table 1, statistics and analysis are made. It can be seen that the micro drill bit with a standard diameter of 0.356 mm is produced. After adopting the technical scheme of the present invention, the maximum, minimum and average values of the drill diameter are closer. The difference between the standard value, the maximum value and the minimum value and the standard error are also relatively small, and the ability index of the stable process is 1.468, and the relative ability is good.
- the maximum, minimum and average values of the roundness of the micro drill bit are closer to the standard value, and the difference between the maximum value and the minimum value and the standard error are also relatively smaller, and the stability process is
- the capacity index is 2.0242, and the ability to stabilize the process is better.
- the maximum, minimum and average values of the concentricity of the micro drill bit are closer to the standard value, and the difference between the maximum value and the minimum value and the standard error are also relatively smaller, and the ability to stabilize the process.
- the index is 2.6657, and the ability to stabilize the process is better.
- the manufacturing method of the rotary cutting tool provided by the embodiment of the present invention refers to the following process:
- the integrated rotary cutting tool manufacturing apparatus is used as a rough grinding integrated processing device for the vertical clamping workpiece, and the hopper 220 of the feeding device 800 is horizontally tidy.
- the workpiece (micro drill) has a discharge rod 230 at the lower portion of the hopper 220.
- the pushing groove 231 of the discharge rod 230 pushes the workpiece horizontally in the radial direction, and the workpiece is pulled from the pushing groove 231 by the turning assembly 210, and the workpiece is rotated. 90°, the workpiece is indexed from the horizontal state to the vertical state.
- the micro drill bit is on the lower part and the blade diameter is on the upper part.
- the first clamping assembly on the workpiece transfer device 900 moves downward, grabs the workpiece on the flip assembly 210 (swinging the claw), then moves upward, and rotates the center with the center shaft 990 as a shaft. After stopping, the first clamping assembly carries the workpiece to the top of the coarse grinding device, the first clamping assembly moves downward, and the workpiece is fed to the coarse grinding device, after which the first clamping assembly moves upwards and stops after being in place. After the center shaft 990 is rotated as an axis, the counter needle is rotated by 90° and then stopped, waiting for the turning assembly 210 (swinging claw) to transfer the workpiece.
- the top of the first ram 310 blocks the workpiece 999, limits the falling of the workpiece, and positions the length of the workpiece.
- the first pressing drive assembly 370 (cylinder) pushes the first pressing wheel 350 to press the workpiece.
- the first rotation driving member 331 (motor) drives the first guide wheel 330 to rotate, and the rotation of the first guide wheel 330, One route directly drives the workpiece to rotate, and the other route drives the first intermediate friction wheel 340 to rotate.
- the first intermediate friction wheel 340 rotates to drive the first pressure roller 350 to rotate, and the first pressure roller 350 drives the workpiece to rotate, so that the workpiece has the first
- the two synchronous friction surfaces of the first guide wheel 330 and the first pressure wheel 350 are driven to rotate to overcome the frictional resistance of the coarse grinding guide 36 0 in the stationary state and the grinding force of the machining jaw, etc., and the axial center of the first guide wheel 330
- the angle between the line and the axis line of the workpiece is inclined to ensure the rotation of the workpiece.
- the end surface of the workpiece handle abuts the end surface of the first ram 310, which is convenient for controlling the length of the workpiece processing part.
- the roughing device is equipped with a rough grinding bracket 380, and the coarse grinding bracket 380 is used to balance the thrust generated by the rough grinding wheel 410 grinding the workpiece's cutting edge.
- the coarse grinding feed drive member drives the coarse grinding feed slide table 420 in the forward direction of the slide table, and the rotary coarse grinding wheel 410 is moved from the radial direction toward the workpiece.
- the rough grinding of the blade diameter portion of the workpiece is performed, and after the blade diameter portion of the workpiece is ground to the set size, the rough grinding feed motor drives the coarse grinding feed table 4 20 to move in the backward direction of the sliding table to complete the blade diameter portion of the workpiece.
- the ⁇ can detect the workpiece; by adjusting the lifting position of the coarse grinding lifting slider 430, the length of the roughened blade portion can be adjusted, and by adjusting the angle of rotation of the rough grinding angle adjusting plate 440 about the rotating shaft 441, Adjusting the taper of the roughened blade
- the second robot assembly 920 of the workpiece transfer device 900 moves downward to grasp the workpiece in the rough grinding device, After moving up, as the arm 940 of the workpiece transfer device 900 rotates 90° with the center shaft 990 as the axis, the second robot assembly 920 takes the workpiece to the top of the refining device, and the second robot assembly The 920 moves downward to feed the workpiece into the refining device. Thereafter, the second robot assembly 920 moves upward, stops after being in position, and stops after the arm 940 rotates 90° with the center shaft 990 as the axis. Waiting to grab the workpiece in the roughing device.
- the clamping method is the same as that of the coarse grinding device; the refining device is equipped with a refining bracket 580 for balancing the grinding wheel 610 to grind the workpiece blade diameter The thrust generated by the Ministry.
- the refining feed drive member 630 drives the refining feed slide table 620 in the advancing direction of the slide table, and drives the (rotated) refining grinding wheel 610 radially toward the workpiece. The direction is moved to achieve the fine grinding of the blade diameter of the workpiece. After the workpiece blade diameter is ground to the set size, the fine grinding feed drive member 630 (feed motor) drives the fine grinding feed slide table 620 to retreat along the slide table.
- the direction is moved to complete the fine grinding of the blade diameter portion; by adjusting the lifting position of the fine lifting and lowering slide plate, the length of the sharpened blade diameter portion can be adjusted, and the angle of rotation of the fine grinding angle adjusting plate 640 around the rotating shaft 641 can be adjusted.
- the taper of the sharpened blade is adjusted.
- the fine grinding wheel dressing device 700 is used for trimming the grinding wheel 610.
- the process requirements cannot be met, and the cylindrical portion of the grinding wheel 610 can be trimmed and The angle of the grinding wheel.
- the bottom plate 751 is locked on the seat plate 752, and the corner plate 740 is adjusted to rotate the corner plate 740 around the first rotating pin 741 until the zero-degree block is in place, the corner plate 740 is locked, and the vertical sliding table is moved up and down.
- the same spring is slowly fed into the transverse sliding table, so that the repairing stone 710 is in contact with the grinding wheel cylinder portion of the rotating grinding wheel 610 in the rotating state, and the horizontal sliding table is appropriately fed to trim the grinding wheel cylindrical portion of the grinding wheel 610;
- the corner plate 740 is adjusted to rotate the corner plate 740 around the first revolving pin until the zero-position block is in place, the corner plate 740 is locked, the vertical sliding table is moved up and down, and the horizontal sliding table is slowly fed to the reaming stone.
- the dismounting the bottom plate 751 is locked to the seat plate On the 752, the hook plate 753 rotates in the backward direction around the rotating pin 755, and the fine grinding wheel dressing device 700 is evaded in the rearward direction, and the fine grinding wheel 610 is taken out.
- the third robot assembly 930 (third mechanical jaw) on the workpiece transfer device 900 moves downward, grabs the workpiece in the refining device, and then moves upward, with the swivel arm 940 on the workpiece transfer device 900.
- the needle is rotated by 90° and then stopped.
- the third robot assembly 930 carries the workpiece to the discharge device 800.
- the third robot assembly 930 moves downward to feed the workpiece into the intermediate seat 8 20 in the discharge device 800.
- the third robot assembly 930 moves upward, stops after being in position, and the center of rotation of the arm 940
- the 990 is rotated 90° after the shaft is reversed, waiting to grab the workpiece in the rough grinding device.
- the discharging robot 830 moves downward to grasp the workpiece 999 in the intermediate rotating bracket 820. Thereafter, the discharging robot 830 moves upward, stops after being in position, and the discharging motor drives the discharging slider 850 to move.
- the discharge robot 830 moves along the slide rail with the discharge slider 850.
- the tray motor 840 drives the tray 810 to move along the slide rail 841, so that a certain loading hole 811 on the tray 810 is The workpieces in the discharge robot 830 are aligned, the discharge robot 830 is moved downward, and the workpiece is placed in the loading hole 811 of the tray 810 to complete the entire process of feeding a workpiece from the feeding to the loading tray 810.
- An integrated rotary cutting tool manufacturing apparatus and a manufacturing method provided by the embodiments of the present invention in the grinding process, the workpiece is in a vertical state, the workpiece clamping and driving mode are changed, and the workpiece is clamped and driven.
- the rotation acts on the same part of the workpiece handle to ensure that the workpiece rotates ⁇ , the axis does not drift, and the coaxiality error between the blade and the shank is reduced. Grinding ⁇ , from axial feed to radial feed, changing the grinding method and improving grinding efficiency.
- the rough grinding station and the fine grinding station are separate and independent, which makes the rough grinding processing precision easy to detect, and the machining position is arranged vertically by the workpiece, which facilitates the layout of various functional parts of the equipment and saves the occupied area of the equipment.
- the feeding mode adopts the feeding of the hopper 220 (the horizontal arrangement of the workpieces), the discharging tray 810 is loaded, the workpieces are vertically placed independently in the loading hole 811 of the tray 810, and the robot swings the workpiece to reduce the labor. Transfer the workpiece process to increase production efficiency.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Manipulator (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
Claims
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KR1020187012841A KR20180066151A (ko) | 2016-02-24 | 2016-08-03 | 일체식 회전절삭공구 제조설비 및 제조방법 |
JP2018521512A JP2019508260A (ja) | 2016-02-24 | 2016-08-03 | 一体式回転切削工具の製造設備及び製造方法 |
US16/056,583 US11376702B2 (en) | 2016-02-24 | 2018-08-07 | Integrated rotary cutting tool manufacturing device and method |
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Also Published As
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CN105666318B (zh) | 2017-07-14 |
US11376702B2 (en) | 2022-07-05 |
CN105666318A (zh) | 2016-06-15 |
JP2019508260A (ja) | 2019-03-28 |
KR20180066151A (ko) | 2018-06-18 |
US20180339388A1 (en) | 2018-11-29 |
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