CN114453608A - Adjustable micro curved surface turning tool bit structure - Google Patents

Adjustable micro curved surface turning tool bit structure Download PDF

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Publication number
CN114453608A
CN114453608A CN202210389291.2A CN202210389291A CN114453608A CN 114453608 A CN114453608 A CN 114453608A CN 202210389291 A CN202210389291 A CN 202210389291A CN 114453608 A CN114453608 A CN 114453608A
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CN
China
Prior art keywords
adjustable
magnet
bar
groove
magnetic
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Pending
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CN202210389291.2A
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Chinese (zh)
Inventor
王军
王飞
王刚
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Xuzhou Ailichi Auto Parts Co ltd
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Xuzhou Ailichi Auto Parts Co ltd
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Application filed by Xuzhou Ailichi Auto Parts Co ltd filed Critical Xuzhou Ailichi Auto Parts Co ltd
Priority to CN202210389291.2A priority Critical patent/CN114453608A/en
Publication of CN114453608A publication Critical patent/CN114453608A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B27/00Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B5/00Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B23B5/36Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning specially-shaped surfaces by making use of relative movement of the tool and work produced by geometrical mechanisms, i.e. forming-lathes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The invention discloses an adjustable micro curved surface turning tool bit structure, belonging to the field of turning equipment, and the adjustable micro curved surface turning tool bit structure comprises an installation seat, wherein a tool apron is fixed on one side of the installation seat, a ball groove is arranged on the inner side of the tool apron, a fine tuning ball body matched with the tool apron is rotationally connected in the ball groove, a sliding groove is arranged in the fine tuning ball body, an adjustable tool bar is slidably connected in the sliding groove, a cutter head is fixed at one end of the adjustable cutter bar, a magnetic bar is sleeved at the other end of the adjustable cutter bar in a sliding manner, a guide wheel is rotatably connected at one end of the magnetic bar far away from the adjustable cutter bar, an arc-shaped groove matched with the guide wheel is arranged in the cutter head, the adjustable tool bar is fixed with an adjusting magnet at one end far away from the tool bit, and a tension spring is fixedly clamped between the adjusting magnet and the arc-shaped groove.

Description

Adjustable micro curved surface turning tool bit structure
Technical Field
The invention relates to the field of turning equipment, in particular to an adjustable micro curved surface turning tool bit structure.
Background
Turning and milling are the most common machining methods in modern machining technology. In turning, the cutter and the part are in line contact, the processing efficiency is high, the surface smoothness is good, but the processing is limited to the inherent structure and process, only regular parts with round cross sections can be processed, and the processing of parts with small-curvature curved surfaces cannot be realized. The milling structure has the characteristic of three-axis linkage, curved surface machining can be realized, but the cutter and a part are in point contact, the machining efficiency is low, the surface smoothness is not high, the structures of the cutter and a machine tool are complex, the cost is high, and the contradiction between the machining effect and the economy is very prominent in the machining of the part with the curved surface with small curvature.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide an adjustable micro curved surface turning tool bit structure which can adopt a locking mode of magnetorheological fluid, has low conversion energy consumption, is easy to control, has quick response and high working efficiency.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
a tool bit structure for adjustable micro curved surface turning comprises a mounting seat, wherein a tool apron is fixed on one side of the mounting seat, a ball groove is formed in the inner side of the tool apron, a fine tuning ball matched with the tool apron is arranged in the ball groove in a rotating connection mode, a sliding groove is formed in the fine tuning ball, an adjustable tool bar is connected in the sliding groove in a sliding mode, a tool bit is fixed at one end of the adjustable tool bar, a magnetic rod is sleeved at the other end of the adjustable tool bar in a sliding mode, one end, away from the adjustable tool bar, of the magnetic rod is rotatably connected with a guide wheel, an arc-shaped groove matched with the guide wheel is formed in the tool apron, an adjusting magnet is fixed at one end, away from the tool bit, of the adjustable tool bar, a tensioning spring is fixedly clamped between the adjusting magnet and the arc-shaped groove, a plurality of locking grooves are uniformly arranged on the outer wall of the adjustable tool bar at equal angles, a plurality of expanding grooves matched with the locking grooves are formed in the sliding groove, and a releasing bag is arranged in the fine tuning ball body, the outside of release bag has been cup jointed and has been stored the bag, it sets up with release bag intercommunication to store the bag, it separates the setting through the baffle between bag and the release bag to store the bag intussuseption and be filled with magnetorheological suspensions, the outside of storing the bag is equipped with spinning plate, spinning plate rotates through the pivot and connects at the spheroidal inner wall of fine setting, spinning plate's top is fixed with release magnet, it has the spring leaf to press from both sides the joint between spinning plate and the spheroidal inner wall of fine setting, the bottom mounting of adjustable cutter arbor has the integral key shaft, cup joint on the integral key shaft be equipped with rather than the assorted axle sleeve, the axle sleeve outside is rotated and is connected with drive gear, be equipped with the fine setting tooth's socket with drive gear engaged with on the blade holder, axle sleeve one side is fixed with the fine setting motor, the output and the drive gear of fine setting motor carry out power transmission.
The invention uses the matching between the adjustable knife bar with adjusting magnet, spline shaft, locking groove, tension spring, magnetic bar and the fine adjusting ball with sliding groove, expansion groove, rotary press plate, releasing magnet, spring leaf, storage bag, releasing bag, when in use, the mounting seat can be turned on the output end of the machine tool, when the micro curved surface workpiece is needed to be processed, the three-dimensional data of the micro curved surface workpiece can be collected in advance and input to the control unit to be programmed, the adjustment of the distance between the tool bit and the workpiece can be realized by adjusting the magnet adsorption arc groove, further the adjustment of the processing curvature can be realized, in the process, when the magnet adsorption arc groove is adjusted, the magnetic bar is in the power-off state, after the magnet loses the adsorption force of the magnetic bar, the rotary press plate is driven to turn over under the action of the repulsion force of the adjusting magnet, the magnetorheological fluid in the storage bag and the releasing bag is in fluidity after the magnetic bar loses the magnetic force, under the rebound action of the storage bag, the magnetorheological fluid in the release bag flows back, at the moment, the locking groove on the adjustable cutter bar loses the locking friction force provided by expansion of the release bag, the self-use state is further achieved, the adjustment of the distance between the cutter heads is facilitated, after the adjustment is finished, the magnetic rod supplies power, the adjusting magnet is powered off, the release magnet rebounds rapidly under the action of the spring piece, the rotary pressing plate is driven to press the storage bag, the magnetorheological fluid in the storage bag is squeezed into the release bag, the release bag expands from the expansion groove and extends into the locking groove, and under the magnetic force action of the magnetic rod, the magnetorheological fluid is in a high-viscosity low-fluidity state and provides locking force for the adjustable cutter bar.
Furthermore, the magnetic rod and the adjusting magnet are both in an electromagnet structure, the releasing magnet is in a rubidium magnet structure, the magnetic rod and the adjusting magnet are connected with the control unit through conducting wires, the magnetic poles of the releasing magnet and the adjusting magnet are the same, and the magnetic poles of the releasing magnet and the magnetic rod are different.
Furthermore, the control unit is a PLC control unit and is used for controlling the strength of the magnetic field of the adjusting magnet and the magnetic bar, and the magnetic bar is powered off when the adjusting magnet is powered on, and the magnet is powered off when the magnetic bar is powered on.
Furthermore, the tensioning spring is of a high-strength anti-fatigue spring structure and has elasticity for driving the adjustable cutter bar to be far away from the arc-shaped groove.
Further, the arc-shaped groove is of an iron structure, and the adsorption force of the adjusting magnet on the arc-shaped groove is larger than the elastic force of the tensioning spring.
Furthermore, the spring leaf is high strength anti-fatigue spring leaf structure, the spring leaf has the elasticity of driving rotary press plate away from fine setting spheroid inner wall.
Furthermore, the repulsive force of the adjusting magnet to the releasing magnet is larger than the elastic force of the spring piece.
Furthermore, the storage bag and the release bag are both of wear-resistant rubber structures, and the elastic coefficient of the storage bag is smaller than that of the release bag.
Furthermore, the fine tuning motor is of a stepping motor structure and is electrically connected with the control unit through a lead. Utilize displacement sensor's setting, make the control unit receive displacement sensor's detection interval data after, can the intensity of quick adjustment regulation magnet, reach the demand of accurate adjustable cutter arbor length of adjusting, effectively promoted the machining precision, simultaneously at adjustable cutter arbor locking state, utilize displacement sensor's interval to detect, but the dynamic condition of real-time feedback adjustable cutter arbor effectively avoids adjustable cutter arbor processing slip phenomenon.
Furthermore, a displacement sensor is fixed in the adjustable cutter bar, the displacement sensor is arranged opposite to the bottom end of the magnetic rod, and the displacement sensor is electrically connected with the control unit through a lead. Through the setting of the fine setting motor and the displacement sensor of step motor structure, utilize fine setting motor drive gear rotatory, and then drive the fine setting spheroid rotatory for the ball groove, its direction of rotation is mutually perpendicular with the turning direction, when processing miniature curved surface work piece, need not to remove the mount pad, only needs the length of adjusting adjustable cutter arbor rotation angle and adjustable cutter arbor, can realize the processing operation of full route, and processing does not have the dead angle, and the turning continuity is strong.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) in the scheme, through the mutual matching of an adjustable cutter bar with an adjusting magnet, a spline shaft, a locking groove, a tensioning spring and a magnetic rod and a fine adjustment ball with a sliding groove, an expansion groove, a rotary press plate, a release magnet, a spring piece, a storage bag and a release bag, when the device is in actual use, a mounting seat can be turned on the output end of a lathe, when a micro curved surface workpiece needs to be processed, three-dimensional data of the micro curved surface workpiece can be acquired in advance and input to a control unit for programming operation, the adjustment of the distance between a cutter head and the workpiece is realized by adjusting the magnet adsorption arc-shaped groove, further the adjustment of the processing curvature can be realized, in the process, when the magnet adsorption arc-shaped groove is adjusted, the magnetic rod is in a power-off state, after the adsorption force of the magnet is released, the rotary press plate is driven to turn over under the action of the repulsive force of the adjusting magnet, the magnetic force of the magnetorheological fluid magnetic rod in the storage bag and the release bag is flowable after the repulsive force of the magnetic rod is lost, under the rebound effect of the storage bag, magnetorheological fluid in the release bag flows back, and at the moment, the locking groove in the adjustable cutter bar loses the locking friction force provided by the expansion of the release bag, so that the self-use state is achieved, and the distance between the cutter heads is convenient to adjust.
(2) After the adjustment is finished, the magnetic bar supplies power, the adjusting magnet is powered off, the releasing magnet rebounds rapidly under the action of the spring piece at the moment, the rotating pressing plate is driven to press the storage bag, magnetorheological fluid in the storage bag is discharged and squeezed into the releasing bag, the releasing bag expands from the expanding groove and extends into the locking groove, and the magnetorheological fluid is in a high-viscosity and low-fluidity state under the action of the magnetic force of the magnetic bar to provide locking force for the adjustable cutter bar.
(3) Utilize displacement sensor's setting, make the control unit receive displacement sensor's detection interval data after, can the intensity of quick adjustment regulation magnet, reach the demand of accurate adjustable cutter arbor length of adjusting, effectively promoted the machining precision, simultaneously at adjustable cutter arbor locking state, utilize displacement sensor's interval to detect, but the dynamic condition of real-time feedback adjustable cutter arbor effectively avoids adjustable cutter arbor processing slip phenomenon.
(4) Through the setting of the fine setting motor and the displacement sensor of step motor structure, utilize fine setting motor drive gear rotatory, and then drive the fine setting spheroid rotatory for the ball groove, its direction of rotation is mutually perpendicular with the turning direction, when processing miniature curved surface work piece, need not to remove the mount pad, only needs the length of adjusting adjustable cutter arbor rotation angle and adjustable cutter arbor, can realize the processing operation of full route, and processing does not have the dead angle, and the turning continuity is strong.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a schematic view of the tool holder of the present invention separated from the fine tuning ball;
FIG. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 4;
FIG. 6 is a schematic view of the internal structure of the tool holder of the present invention;
FIG. 7 is a schematic view of the fine tuning sphere of the present invention separated from the adjustable tool bar;
FIG. 8 is an exploded view of the adjustable tool bar of the present invention;
FIG. 9 is an exploded view of the trimming ball of the present invention;
FIG. 10 is a schematic diagram of the present invention in operation.
The numbering in the figures illustrates:
the tool comprises a mounting seat 1, a tool apron 2, a fine adjustment tooth groove 21, a ball groove 22, an arc-shaped groove 23, a tool bit 3, an adjustable tool bar 4, an adjusting magnet 41, a spline shaft 42, a locking groove 43, a tension spring 44, a magnetic rod 45, a guide wheel 46, a fine adjustment ball body 5, a sliding groove 51, an expansion groove 52, a rotary pressing plate 53, a release magnet 54, a spring piece 55, a storage bag 56, a release bag 57, a fine adjustment motor 6, a shaft sleeve 7, a driving gear 71 and a displacement sensor 8.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Example 1:
referring to fig. 1-10, an adjustable tool bit structure for turning a micro curved surface comprises an installation base 1, a tool post 2 is fixed on one side of the installation base 1, a ball groove 22 is formed on the inner side of the tool post 2, a fine tuning ball 5 matched with the ball groove 22 is rotatably connected in the ball groove 22, a sliding groove 51 is formed in the fine tuning ball 5, an adjustable tool bar 4 is slidably connected in the sliding groove 51, a tool bit 3 is fixed on one end of the adjustable tool bar 4, a magnetic rod 45 is slidably sleeved on the other end of the adjustable tool bar 4, a guide wheel 46 is rotatably connected on one end of the magnetic rod 45 away from the adjustable tool bar 4, an arc groove 23 matched with the guide wheel 46 is formed in the tool post 2, an adjusting magnet 41 is fixed on one end of the adjustable tool bar 4 away from the tool bit 3, a tensioning spring 44 is clamped and fixed between the adjusting magnet 41 and the arc groove 23, a plurality of locking grooves 43 are equally angularly arranged on the outer wall of the adjustable tool bar 4, a plurality of expansion grooves 52 matched with the locking grooves 43 are formed in the sliding groove 51, a release bag 57 is arranged in the fine adjustment ball body 5, a storage bag 56 is sleeved on the outer side of the release bag 57, the storage bag 56 is communicated with the release bag 57, the storage bag 56 and the release bag 57 are arranged in a separated mode through a partition plate, magnetorheological fluid is filled in the storage bag 56, a rotary press plate 53 is arranged on the outer side of the storage bag 56, the rotary press plate 53 is rotatably connected to the inner wall of the fine adjustment ball body 5 through a rotating shaft, a release magnet 54 is fixed at the top end of the rotary press plate 53, a spring piece 55 is clamped between the rotary press plate 53 and the inner wall of the fine adjustment ball body 5, the bottom mounting of adjustable cutter arbor 4 has integral key shaft 42, cup joints on the integral key shaft 42 and is equipped with rather than assorted axle sleeve 7, and the axle sleeve 7 outside rotates and is connected with drive gear 71, is equipped with the fine setting tooth's socket 21 with drive gear 71 looks meshing on the blade holder 2, and axle sleeve 7 one side is fixed with fine setting motor 6, and the output of fine setting motor 6 carries out power transmission with drive gear 71.
In the invention, through the mutual matching of the adjustable cutter bar 4 with the adjusting magnet 41, the spline shaft 42, the locking groove 43, the tensioning spring 44 and the magnetic bar 45 and the fine adjustment ball 5 with the chute 51, the expansion groove 52, the rotary pressure plate 53, the release magnet 54, the spring leaf 55, the storage bag 56 and the release bag 57, when in actual use, a mounting seat can be turned on the output end of a lathe, when a micro curved workpiece needs to be processed, the three-dimensional data of the micro curved workpiece can be acquired in advance and input to a control unit for programming operation, the adjustment of the distance between the cutter head 3 and the workpiece can be realized by the absorption of the arc-shaped groove 23 by the adjusting magnet 41, and further the adjustment of the processing curvature can be realized, in the process, when the adjusting magnet 41 absorbs the arc-shaped groove 23, the magnetic bar 45 is in a power-off state, and after the absorption force of the magnetic bar 54 is released, the rotary pressure plate 53 is driven to turn over under the repulsive force of the adjusting magnet 41, magnetorheological fluid in the storage bag 56 and the release bag 57 is fluid after losing the magnetic force of the magnetic rod 45, the magnetorheological fluid in the release bag 57 flows back under the rebound action of the storage bag 56, at the moment, the locking groove 43 on the adjustable cutter bar 4 loses the locking friction force provided by the expansion of the release bag 57, the self-use state is further achieved, the distance adjustment of the cutter heads 3 is facilitated, after the adjustment is finished, the magnetic rod 45 supplies power, the adjusting magnet 41 is powered off, the release magnet 54 rebounds rapidly under the action of the spring piece 55 at the moment, the rotary pressing plate 53 is driven to press the storage bag 56, the magnetorheological fluid in the storage bag 56 is squeezed into the release bag 57, the release bag 57 expands from the expansion groove 52 and extends into the locking groove 43, and the magnetorheological fluid is in a high-viscosity low-flow state under the magnetic force of the magnetic rod 45, and a locking force is provided for the adjustable cutter bar 4 Easy control, quick response and high working efficiency.
The magnetic rod 45 and the adjusting magnet 41 are both of electromagnet structures, the releasing magnet 54 is a rubidium magnet structure, the magnetic rod 45 and the adjusting magnet 41 are connected with the control unit through conducting wires, the magnetic poles of the releasing magnet 54 and the adjusting magnet 41 are the same, the magnetic poles of the releasing magnet 54 and the magnetic rod 45 are different, the control unit is a PLC (programmable logic controller) control unit, the control unit is used for controlling the intensity of the magnetic fields of the adjusting magnet 41 and the magnetic rod 45, the magnetic rod 45 is powered off under the condition that the adjusting magnet 41 is powered on, and the adjusting magnet 41 is powered off under the condition that the magnetic rod 45 is powered on.
The tension spring 44 is of a high-strength anti-fatigue spring structure, the tension spring 44 has an elastic force for driving the adjustable knife bar 4 to be away from the arc-shaped groove 23, the arc-shaped groove 23 is of an iron structure, the adsorption force of the adjusting magnet 41 to the arc-shaped groove 23 is larger than the elastic force of the tension spring 44, the spring piece 55 is of a high-strength anti-fatigue spring piece structure, the spring piece 55 has an elastic force for driving the rotary pressing plate 53 to be away from the inner wall of the fine adjustment sphere 5, and the repulsive force of the adjusting magnet 41 to the releasing magnet 54 is larger than the elastic force of the spring piece 55.
Storage bag 56, release bag 57 are the wear-resisting rubber structure, and the elastic coefficient of storage bag 56 is less than release bag 57, and trimmer motor 6 is step motor structure, and trimmer motor 6 passes through wire and the control unit electric connection, and adjustable cutter arbor 4 internal fixation has displacement sensor 8, and displacement sensor 8 sets up with magnetic rod 45 bottom relatively, and displacement sensor 8 passes through wire and the control unit electric connection. Utilize displacement sensor 8's setting, make the control unit receive displacement sensor 8's detection interval data after, can quick adjustment adjust magnet 41's intensity, reach the demand of accurate adjustable cutter arbor 4 length of adjusting, effectively promoted the machining precision, simultaneously at adjustable cutter arbor 4 locking state, utilize displacement sensor 8's interval to detect, but the dynamic condition of real-time feedback adjustable cutter arbor 4 effectively avoids adjustable cutter arbor 4 to process the slip phenomenon.
Through the setting of the fine tuning motor 6 and the displacement sensor 8 of the stepping motor structure, the fine tuning motor 6 is utilized to drive the driving gear 71 to rotate, and then the fine tuning sphere 5 is driven to rotate relative to the spherical groove 22, the rotating direction of the fine tuning sphere is perpendicular to the turning direction, when a micro curved surface workpiece is machined, the mounting seat 1 does not need to be moved, the rotating angle of the adjustable cutter bar 4 and the length of the adjustable cutter bar 4 are only needed to be adjusted, the machining operation of the whole path can be realized, no dead angle is formed in machining, and the turning continuity is strong.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims (10)

1. The utility model provides a miniature curved surface of adjustable turning tool bit structure, includes mount pad (1), its characterized in that: a cutter holder (2) is fixed on one side of the mounting seat (1), a ball groove (22) is arranged on the inner side of the cutter holder (2), a fine adjustment ball body (5) matched with the ball groove (22) is arranged in the ball groove (22) in a rotating connection mode, a sliding groove (51) is arranged in the fine adjustment ball body (5), an adjustable cutter bar (4) is connected in the sliding groove (51), a cutter head (3) is fixed at one end of the adjustable cutter bar (4), a magnetic rod (45) is sleeved at the other end of the adjustable cutter bar (4) in a sliding mode, a guide wheel (46) is rotatably connected at one end, far away from the adjustable cutter bar (4), of the magnetic rod (45), an arc-shaped groove (23) matched with the guide wheel (46) is arranged in the cutter holder (2), an adjusting magnet (41) is fixed at one end, far away from the cutter head (3), of the adjustable cutter bar (4), and a tensioning spring (44) is fixedly clamped between the adjusting magnet (41) and the arc-shaped groove (23), the outer wall of adjustable cutter arbor (4) is equallyd divide equally to be equipped with a plurality of locking groove (43), be equipped with in spout (51) a plurality of and locking groove (43) assorted groove (52) of expanding, be equipped with release bag (57) in fine setting spheroid (5), storage bag (56) have been cup jointed in the outside of release bag (57), storage bag (56) and release bag (57) intercommunication set up, set up through the baffle partition between storage bag (56) and release bag (57), storage bag (56) intussuseption is filled with magnetorheological suspensions, the outside of storage bag (56) is equipped with spinning platen (53), spinning platen (53) rotate through the pivot and connect the inner wall in fine setting spheroid (5), the top of spinning platen (53) is fixed with release magnet (54), it has spring leaf (55) to have pressed from both sides between spinning platen (53) and the inner wall of fine setting spheroid (5), the bottom mounting of adjustable cutter arbor (4) has integral key shaft (42), cup joint on integral key shaft (42) and be equipped with rather than assorted axle sleeve (7), axle sleeve (7) outside is rotated and is connected with drive gear (71), be equipped with on blade holder (2) with drive gear (71) engaged with fine setting tooth's socket (21), axle sleeve (7) one side is fixed with fine setting motor (6), the output and the drive gear (71) of fine setting motor (6) carry out power transmission.
2. The adjustable microclimate turning tool bit structure according to claim 1, characterized in that: the magnetic rod (45) and the adjusting magnet (41) are both in electromagnet structures, the releasing magnet (54) is in a rubidium magnet structure, the magnetic rod (45) and the adjusting magnet (41) are connected with a control unit through leads, the magnetic poles of the releasing magnet (54) and the adjusting magnet (41) are the same, and the magnetic poles of the releasing magnet (54) and the magnetic rod (45) are different.
3. The adjustable micro-curved turning bit structure of claim 2, wherein: the control unit is a PLC control unit and is used for controlling the strength of the magnetic field of the adjusting magnet (41) and the magnetic bar (45), the magnetic bar (45) is powered off under the condition that the adjusting magnet (41) is powered on, and the adjusting magnet (41) is powered off under the condition that the magnetic bar (45) is powered on.
4. The adjustable microclimate turning tool bit structure according to claim 1, characterized in that: the tensioning spring (44) is of a high-strength anti-fatigue spring structure, and the tensioning spring (44) has elastic force for driving the adjustable cutter bar (4) to be far away from the arc-shaped groove (23).
5. The adjustable micro-turning tool bit structure of claim 1, wherein: the arc-shaped groove (23) is of an iron structure, and the adsorption force of the adjusting magnet (41) to the arc-shaped groove (23) is larger than the elastic force of the tensioning spring (44).
6. The adjustable microclimate turning tool bit structure according to claim 1, characterized in that: the spring piece (55) is of a high-strength anti-fatigue spring piece structure, and the spring piece (55) has elasticity for driving the rotary pressing plate (53) to be far away from the inner wall of the fine adjustment sphere (5).
7. The adjustable microclimate turning tool bit structure according to claim 1, characterized in that: the repulsive force of the adjusting magnet (41) to the releasing magnet (54) is greater than the elastic force of the spring piece (55).
8. The adjustable microclimate turning tool bit structure according to claim 1, characterized in that: the storage bag (56) and the release bag (57) are both of wear-resistant rubber structures, and the elastic coefficient of the storage bag (56) is smaller than that of the release bag (57).
9. The adjustable micro-curved turning bit structure of claim 2, wherein: the fine tuning motor (6) is of a stepping motor structure, and the fine tuning motor (6) is electrically connected with the control unit through a lead.
10. The adjustable micro-curved turning bit structure of claim 2, wherein: a displacement sensor (8) is fixed in the adjustable cutter bar (4), the displacement sensor (8) is arranged opposite to the bottom end of the magnetic rod (45), and the displacement sensor (8) is electrically connected with the control unit through a wire.
CN202210389291.2A 2022-04-14 2022-04-14 Adjustable micro curved surface turning tool bit structure Pending CN114453608A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210389291.2A CN114453608A (en) 2022-04-14 2022-04-14 Adjustable micro curved surface turning tool bit structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210389291.2A CN114453608A (en) 2022-04-14 2022-04-14 Adjustable micro curved surface turning tool bit structure

Publications (1)

Publication Number Publication Date
CN114453608A true CN114453608A (en) 2022-05-10

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009241221A (en) * 2008-03-31 2009-10-22 Mitsubishi Electric Corp Cutting device and cutting program
CN102218549A (en) * 2011-05-18 2011-10-19 赵显华 Rotary arc surface machining device
CN103447554A (en) * 2013-09-03 2013-12-18 朱亚玲 Curved surface turning device
CN104525976A (en) * 2014-12-25 2015-04-22 重庆斯凯迪轴瓦有限公司 Simple device for machining inner arc surface
CN205057072U (en) * 2015-10-29 2016-03-02 浙江永誉机械制造有限公司 Tool equipment of irregular curved surface of center lathe turning
CN207873143U (en) * 2018-02-06 2018-09-18 朝阳市多元合金铸造有限责任公司 A kind of reducing type coal pulverizer bull ring processing unit (plant)
CN111531186A (en) * 2020-05-07 2020-08-14 浙江中工石化设备有限公司 Profiling component for machining cambered surface of lathe
CN112453453A (en) * 2019-09-09 2021-03-09 北京精雕科技集团有限公司 Lathe tool with machining action point capable of changing along with curvature change of machining curved surface

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009241221A (en) * 2008-03-31 2009-10-22 Mitsubishi Electric Corp Cutting device and cutting program
CN102218549A (en) * 2011-05-18 2011-10-19 赵显华 Rotary arc surface machining device
CN103447554A (en) * 2013-09-03 2013-12-18 朱亚玲 Curved surface turning device
CN104525976A (en) * 2014-12-25 2015-04-22 重庆斯凯迪轴瓦有限公司 Simple device for machining inner arc surface
CN205057072U (en) * 2015-10-29 2016-03-02 浙江永誉机械制造有限公司 Tool equipment of irregular curved surface of center lathe turning
CN207873143U (en) * 2018-02-06 2018-09-18 朝阳市多元合金铸造有限责任公司 A kind of reducing type coal pulverizer bull ring processing unit (plant)
CN112453453A (en) * 2019-09-09 2021-03-09 北京精雕科技集团有限公司 Lathe tool with machining action point capable of changing along with curvature change of machining curved surface
CN111531186A (en) * 2020-05-07 2020-08-14 浙江中工石化设备有限公司 Profiling component for machining cambered surface of lathe

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