CN104440503A - Working method and device for tool cutting edge magnetic passivation machine - Google Patents

Working method and device for tool cutting edge magnetic passivation machine Download PDF

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Publication number
CN104440503A
CN104440503A CN201410731295.XA CN201410731295A CN104440503A CN 104440503 A CN104440503 A CN 104440503A CN 201410731295 A CN201410731295 A CN 201410731295A CN 104440503 A CN104440503 A CN 104440503A
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China
Prior art keywords
magnetic
cutting edge
rotating
inactivating
frame
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CN201410731295.XA
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Chinese (zh)
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CN104440503B (en
Inventor
王国志
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Guizhou Southwest Tool Group Co Ltd
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Guizhou Southwest Tool Group Co Ltd
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Priority to CN201410731295.XA priority Critical patent/CN104440503B/en
Publication of CN104440503A publication Critical patent/CN104440503A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B1/00Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
    • B24B1/005Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes using a magnetic polishing agent

Abstract

The invention discloses a working method and device for a tool cutting edge magnetic passivation machine. The working method comprises the following steps: magnetic grinding liquid is poured into a material box, a tool to be processed is mounted on a clamping mechanism, a cutting edge of the tool is soaked in the magnetic grinding liquid in the material box, the clockwise and anticlockwise rotation time and the rotating speed of a rotating mechanism and the total passivation time of the passivation machine are set on a control panel of the passivation machine, the rotating mechanism rotates to drive a magnetic field arrangement disc to rotate, and through a generated circumferential gradient magnetic field, magnetic powder in the magnetic grinding liquid in the material frame is accumulated and condensed on the rotating magnetic field arrangement disc according to a gradient magnetic field and carries out circular circumferential rotation motion; the moving magnetic powder simultaneously drives a grinding material to commonly act on the cutting edge of the tool, so that the purpose of magnetic passivation on the cutting edge of the tool is achieved. The device has the advantages of being simple in structure, convenient to operate and skilful in design, the passivated edge is finer and smoother compared with a cutting edge passivated in a dry type, other parts of the cutting edge are low in roughness compared with the cutting edge passivated in a dry type, the average passivation time is less, and the production efficiency is improved.

Description

A kind of method of work of cutting edge roundness magnetic force machine for inactivating and device thereof
Technical field
The method of work of a kind of cutting edge roundness magnetic force machine for inactivating of the present invention and device thereof, belong to cutting tool dulling technical field.
Background technology
At present, there is microcosmic breach in various degree in the cutting edge roundness after plain wheel or skive sharpening, i.e. small tipping and saw kerf, or cutting edge microcosmic is too sharp, the i.e. too thin point of cutting edge, firm scarce capacity, in working angles, too microcosmic is sharp not firm easily turned for cutting edge roundness, tipping, or its cutting edge roundness microcosmic breach is easily expanded, accelerate tool wear and damage, Modern High-Speed machining and automated machine tool propose requirements at the higher level to cutting performance and stability, particularly coated cutting tool has to pass through the Passivation Treatment of the edge of a knife before coating, the fastness of guarantee coating and life-span, thus cutting tool dulling is created.Cutting tool dulling is exactly by carrying out deburring, smooth, the process of polishing, and Uniform Name is " cutting tool dulling ", " cutting edge passivation ", " cutting edge strengthening ", " edge conditioning " etc. both at home and abroad at present.
Cutting edge passivation technology, its object is exactly the defect of the cutting edge roundness microcosmic breach after solving tool grinding shaping, the sharp value of its cutting edge is made to reduce to reach round and smooth smooth and do not lose sharp effect, thus cutter life is increased, cutting power promotes, the object that firm durable and processing work surface smoothness again also can promote.The piece surface fineness that cutter after transpassivation not only also makes it process while cutting power, life-span upgrading promotes, and cutter cutter groove is smooth also improves chip removal ability, reduces cutting force, and promotes high-speed cutting ability.
Existing cutting edge roundness passivating technique commercially mainly mechanical type passivation, namely cutter is under mechanical clamping, does rotation and the turnover motion of certain track, reach the passivation to cutter in abrasive material formula.Difference because of abrasive material formula can realize corresponding different passivation effect.But this kind of mode is because having the same passivation efficiency to cutting edge roundness and tool bodies, it is consistent that degree removed by material, the polishing effect of the tool bodies when the large grinding capacity of abrasive grain is large is caused to reduce, abrasive grain hour need increase passivation time could obtain well passivated and polishing effect, and thus this mode passivation efficiency and tool bodies polishing effect can not be taken into account simultaneously.Mechanical type paralysis facility detects have dust granules to pollute higher and cost high through field operation is actual, and the shortcomings such as equipment volume is large, so existing cutting edge roundness passivating method is still perfect not.
Summary of the invention
Goal of the invention of the present invention is: provide that a kind of structure is simple, practical, equipment cost is low, applicability is strong, simple to operate, quick, accurate, improve method of work and the device thereof of the cutting edge quality of slotting cutter and a kind of cutting edge roundness magnetic force machine for inactivating of cutter life, to overcome the deficiencies in the prior art.
The present invention is achieved in that a kind of method of work of cutting edge roundness magnetic force machine for inactivating, below the Rack Body of magnetic force machine for inactivating, rotating mechanism is installed, bascule is manufactured with at the top of rotating mechanism, magnetic field layout dish is manufactured with at the top of bascule, above the layout dish of magnetic field, material frame is installed, material frame above and be manufactured with clamping mechanism at Rack Body top, during work, first in material frame, magnetic mill liquid is poured into, then by Cutting tool installation manner to be processed on clamping mechanism, after installing clamping mechanism, the cutting edge of cutter to be processed is just invaded in the magnetic mill liquid of bubble in material frame, then power supply is started, the control panel of machine for inactivating arranges the rotating time of rotating mechanism and total passivation time of rotating speed and machine for inactivating, rotating mechanism rotarily drives magnetic field and arranges disc spins, the circumference gradient magnetic of the magnetic field layout dish rotated by producing, the magnetic that material frame magnetic is ground in liquid piles up cohesion by gradient magnetic, and do circular circumference rotary motion, the magnetic of motion drives abrasive material acting in conjunction in the cutting edge of cutter simultaneously, reach and magnetic force passivation is carried out to the cutting edge of process tool.
Total passivation time of the rotating time of described rotating mechanism, to be 2 ~ 3.5min rotating speed be 300 ~ 600r/min machine for inactivating is 16 ~ 28min.
Described layout dish outer ring, magnetic field is provided with 5 pairs of magnetic poles, inner ring 3 like poles, optimal desensitization circumference gradient magnetic is produced according to the corresponding corresponding size of institute's passivation tool diameter scope, the distribution of panel surface circumference gradient magnetic is arranged in magnetic field, and the magnetic of magnetic mill liquid in material frame is fixed scope gradual change orbiting motion.
A kind of cutting edge roundness magnetic force machine for inactivating, comprise Rack Body, the bottom of Rack Body is provided with rotating mechanism, rotating mechanism top is provided with bascule, magnetic field layout dish is provided with above bascule, above the layout dish of magnetic field, be provided with material frame, material frame above and the top of Rack Body is provided with clamping mechanism; Magnetic mill liquid is provided with in material frame.
Described rotating mechanism comprises variable-frequency motor, variable-frequency motor is connected with axle by shaft coupling, axle is provided with top chock and step, axle is provided with conducting slip ring, the outer ring of conducting slip ring is fixed on conducting slip ring holder, conducting slip ring is provided with conducting slip ring holder bottom, and conducting slip ring is connected with step by conducting slip ring seat connecting plate; Top chock is provided with angular contact ball bearing, and axle is connected by the magnetic screen box of disk axis connector with magnetic field layout dish.
Described bascule comprises guide rail bearing bracing frame, and guide rail bearing bracing frame is connected with deep groove ball bearing by guide rail bearing back shaft, and guide rail bearing bracing frame is provided with upper bearing (metal) supporting plate, and upper bearing (metal) supporting plate is connected with top chock.
Described magnetic field layout dish comprises magnetic screen box, coil base is provided with in magnetic screen box, the middle part of coil base is provided with coil, the top of coil is provided with coil footstock, electromagnetic shielding aluminium block is provided with between coil base and coil footstock, coil footstock top is provided with aluminium sheet, the top of aluminium sheet is provided with magnetic screen upper cover plate.
Described clamping mechanism comprises bracing frame, and bracing frame is provided with clamping plate by connecting bolt, and clamping plate is provided with broach shell seat, is provided with broach shell handle in broach shell seat, has been connected by screw cutter cutting ferrule in the front end of broach shell handle.
Safety glass is provided with between magnetic field layout dish and material frame.
Rack Body is provided with control panel.
Owing to have employed technique scheme, the present invention compared with prior art, it is simple that the present invention not only has structure, easy to operate advantage, and design ingenious, safe and reliable, equipment cost is low, simple to operate, quick, accurate, the cutting edge after passivation is meticulous compared with dry type passivation round and smooth, and cutting edge all the other positions outer are low compared with the roughness of dry type passivation, average passivation time is few, the advantage such as to enhance productivity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is internal structure schematic diagram of the present invention;
Fig. 3 is the structural representation of magnetic field layout dish;
Fig. 4 is the decomposition texture schematic diagram of magnetic field layout dish;
Fig. 5 is the structural representation of clamping mechanism;
Description of reference numerals: 1-Rack Body, 2-rotating mechanism, 3-bascule, 4-magnetic field layout dish, 5-expects frame, 6-variable-frequency motor, 7-shaft coupling, 8-axle, 9-top chock, 10-step, 11-conducting slip ring, 12-electric slip ring holder, 13-conducting slip ring holder bottom, 14-conducting slip ring seat connecting plate, 15-angular contact ball bearing, 16-disk axis connector, 17-guide rail bearing bracing frame, 18-guide rail bearing back shaft, 19-deep groove ball bearing, 20-upper bearing (metal) supporting plate, 21-magnetic screen box, 22-coil base, 23-coil, 24-coil footstock, 25-electromagnetic shielding aluminium block, 26-aluminium sheet, 27-clamping mechanism, 28-bracing frame, 29-clamping plate, 30-broach shell seat, 31-broach shell handle, 32-cutter cutting ferrule, 33-safety glass, 34-cutter, 35-control panel, 36-magnetic screen upper cover plate.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail, but not as limitation of the present invention.
Embodiments of the invention: a kind of method of work of cutting edge roundness magnetic force machine for inactivating, below the Rack Body of magnetic force machine for inactivating, rotating mechanism is installed, bascule is manufactured with at the top of rotating mechanism, magnetic field layout dish is manufactured with at the top of bascule, above the layout dish of magnetic field, material frame is installed, material frame above and be manufactured with clamping mechanism at Rack Body top, during work, first in material frame, magnetic mill liquid is poured into, then by Cutting tool installation manner to be processed on clamping mechanism, after installing clamping mechanism, the cutting edge of cutter to be processed is just invaded in the magnetic mill liquid of bubble in material frame, then power supply is started, the control panel of machine for inactivating arranges the rotating time of rotating mechanism and total passivation time of rotating speed and machine for inactivating, rotating mechanism rotarily drives magnetic field and arranges disc spins, the circumference gradient magnetic of the magnetic field layout dish rotated by producing, the magnetic that material frame magnetic is ground in liquid piles up cohesion by gradient magnetic, and do circular circumference rotary motion, the magnetic of motion drives abrasive material acting in conjunction in the cutting edge of cutter simultaneously, reach and magnetic force passivation is carried out to the cutting edge of process tool.
Total passivation time of the rotating time of described rotating mechanism, to be 2 ~ 3.5min rotating speed be 300 ~ 600r/min machine for inactivating is 16 ~ 28min.
Described layout dish outer ring, magnetic field is provided with 5 pairs of magnetic poles, inner ring 3 like poles, optimal desensitization circumference gradient magnetic is produced according to the corresponding corresponding size of institute's passivation tool diameter scope, the distribution of panel surface circumference gradient magnetic is arranged in magnetic field, and the magnetic of magnetic mill liquid in material frame is fixed scope gradual change orbiting motion.
A kind of cutting edge roundness magnetic force machine for inactivating, comprise Rack Body 1, the bottom of Rack Body 1 is provided with rotating mechanism 2, rotating mechanism top is provided with bascule 3, magnetic field layout dish 4 is provided with above bascule 3, be provided with above magnetic field layout dish 4 material frame 5, material frame 5 above and the top of Rack Body 1 is provided with clamping mechanism 27; Magnetic mill liquid is provided with in material frame 5.
Described rotating mechanism 2 comprises variable-frequency motor 6, variable-frequency motor 6 is connected with axle 8 by shaft coupling 7, axle 8 is provided with top chock 9 and step 10, axle 8 is provided with conducting slip ring 11, the outer ring of conducting slip ring 11 is fixed on conducting slip ring holder 12, conducting slip ring 11 is provided with conducting slip ring holder bottom 13, and conducting slip ring 11 is connected with step 10 by conducting slip ring seat connecting plate 14; Top chock 9 is provided with angular contact ball bearing 15, and axle 8 is connected by the magnetic screen box 21 of disk axis connector 16 with magnetic field layout dish 4.
Described bascule 3 comprises guide rail bearing bracing frame 17, guide rail bearing bracing frame 17 is connected with deep groove ball bearing 19 by guide rail bearing back shaft 18, guide rail bearing bracing frame 17 is provided with upper bearing (metal) supporting plate 20, and upper bearing (metal) supporting plate 20 is connected with top chock 9.
Described magnetic field layout dish 4 comprises magnetic screen box 21, coil base 22 is provided with in magnetic screen box 21, the middle part of coil base 22 is provided with coil 23, the top of coil 23 is provided with coil footstock 24, electromagnetic shielding aluminium block 25 is provided with between coil base 22 and coil footstock 24, coil footstock 24 top is provided with aluminium sheet 26, the top of aluminium sheet 26 is provided with magnetic screen upper cover plate 36, magnetic field layout dish to be used in the process of magnetic force passivation, the development of this magnetic field layout dish solves the magnetic field gradient required for magnetic force passivation, solve the magnetic field required for liquid magnetic force passivating technique, cutting edge after passivation is meticulous compared with dry type passivation round and smooth, and cutting edge all the other positions outer are low compared with the roughness of dry type passivation.
Magnetic field layout dish to be used in the process of magnetic force passivation, the development of this magnetic field layout dish solves the magnetic field gradient required for magnetic force passivation, solve the magnetic field required for liquid magnetic force passivating technique, cutting edge after passivation is meticulous compared with dry type passivation round and smooth, and cutting edge all the other positions outer are low compared with the roughness of dry type passivation.
Described clamping mechanism 27 comprises bracing frame 28, bracing frame 28 is provided with clamping plate 29 by connecting bolt, clamping plate 29 is provided with broach shell seat 30, in broach shell seat 30, is provided with broach shell handle 31, be connected by screw cutter cutting ferrule 32 in the front end of broach shell handle 31.
Bracing frame 28 and clamping plate 29 split, and facilitate mounting cutter, and during mounting cutter, cutter can be inserted in the draw-in groove of cutter cutting ferrule 32, cutter cutting ferrule 32 can be arranged in broach shell handle 31 by screw, and broach shell handle 31 is fixed in broach shell seat 30.
Safety glass 33 is provided with between magnetic field layout dish 4 and material frame 5.
Rack Body 1 is provided with control panel 35.
The present invention by the circumference gradient magnetic of rotary motion make magnetic according to certain nonrandom coalescence, formed raised band move in a circle and drive abrasive material move make it to be mixed into the medium with ductile grinding, realize the passivation to cutting edge roundness.

Claims (10)

1. the method for work of a cutting edge roundness magnetic force machine for inactivating, it is characterized in that: below the Rack Body of magnetic force machine for inactivating, rotating mechanism is installed, bascule is manufactured with at the top of rotating mechanism, magnetic field layout dish is manufactured with at the top of bascule, above the layout dish of magnetic field, material frame is installed, material frame above and be manufactured with clamping mechanism at Rack Body top, during work, first in material frame, magnetic mill liquid is poured into, then by Cutting tool installation manner to be processed on clamping mechanism, after installing clamping mechanism, the cutting edge of cutter to be processed is just invaded in the magnetic mill liquid of bubble in material frame, then power supply is started, the control panel of machine for inactivating arranges the rotating time of rotating mechanism and total passivation time of rotating speed and machine for inactivating, rotating mechanism rotarily drives magnetic field and arranges disc spins, the circumference gradient magnetic of the magnetic field layout dish rotated by producing, the magnetic that material frame magnetic is ground in liquid piles up cohesion by gradient magnetic, and do circular circumference rotary motion, the magnetic of motion drives abrasive material acting in conjunction in the cutting edge of cutter simultaneously, reach and magnetic force passivation is carried out to the cutting edge of process tool.
2. the method for work of cutting edge roundness magnetic force machine for inactivating according to claim 1, is characterized in that: total passivation time of the rotating time of described rotating mechanism, to be 2 ~ 3.5min rotating speed be 300 ~ 600r/min machine for inactivating is 16 ~ 28min.
3. the method for work of cutting edge roundness magnetic force machine for inactivating according to claim 1, it is characterized in that: described layout dish outer ring, magnetic field is provided with 5 pairs of magnetic poles, inner ring 3 like poles, optimal desensitization circumference gradient magnetic is produced according to the corresponding corresponding size of institute's passivation tool diameter scope, the distribution of panel surface circumference gradient magnetic is arranged in magnetic field, and the magnetic of magnetic mill liquid in material frame is fixed scope gradual change orbiting motion.
4. a cutting edge roundness magnetic force machine for inactivating, comprise Rack Body (1), it is characterized in that: the bottom of Rack Body (1) is provided with rotating mechanism (2), bascule (3) is provided with at rotating mechanism top, the top of bascule (3) is provided with magnetic field layout dish (4), be provided with material frame (5) in the top in magnetic field layout dish (4), expecting frame (5) top and the top of Rack Body (1) is provided with clamping mechanism (27); Magnetic mill liquid is provided with in material frame (5).
5. cutting edge roundness magnetic force machine for inactivating according to claim 4, it is characterized in that: described rotating mechanism (2) comprises variable-frequency motor (6), variable-frequency motor (6) is connected with axle (8) by shaft coupling (7), axle (8) is provided with top chock (9) and step (10), axle (8) is provided with conducting slip ring (11), the outer ring of conducting slip ring (11) is fixed on conducting slip ring holder (12), conducting slip ring (11) is provided with conducting slip ring holder bottom (13), conducting slip ring (11) is connected with step (10) by conducting slip ring seat connecting plate (14), top chock (9) is provided with angular contact ball bearing (15), and axle (8) is connected with the magnetic screen box (21) in magnetic field layout dish (4) by disk axis connector (16).
6. cutting edge roundness magnetic force machine for inactivating according to claim 4, it is characterized in that: described bascule (3) comprises guide rail bearing bracing frame (17), guide rail bearing bracing frame (17) is connected with deep groove ball bearing (19) by guide rail bearing back shaft (18), guide rail bearing bracing frame (17) is provided with upper bearing (metal) supporting plate (20), and upper bearing (metal) supporting plate (20) is connected with top chock (9).
7. cutting edge roundness magnetic force machine for inactivating according to claim 4, it is characterized in that: described magnetic field layout dish (4) comprises magnetic screen box (21), coil base (22) is provided with in magnetic screen box (21), the middle part of coil base (22) is provided with coil (23), the top of coil (23) is provided with coil footstock (24), electromagnetic shielding aluminium block (25) is provided with between coil base (22) and coil footstock (24), coil footstock (24) top is provided with aluminium sheet (26), the top of aluminium sheet (26) is provided with magnetic screen upper cover plate (36).
8. cutting edge roundness magnetic force machine for inactivating according to claim 4, it is characterized in that: described clamping mechanism (27) comprises bracing frame (28), bracing frame (28) is provided with clamping plate (29) by connecting bolt, clamping plate (29) is provided with broach shell seat (30), in broach shell seat (30), be provided with broach shell handle (31), be connected by screw cutter cutting ferrule (32) in the front end of broach shell handle (31).
9. cutting edge roundness magnetic force machine for inactivating according to claim 4, is characterized in that: between magnetic field layout dish (4) and material frame (5), be provided with safety glass (33).
10. cutting edge roundness magnetic force machine for inactivating according to claim 4, is characterized in that: Rack Body (1) is provided with control panel (35).
CN201410731295.XA 2014-12-05 2014-12-05 Working method and device for tool cutting edge magnetic passivation machine Active CN104440503B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105290947A (en) * 2015-11-25 2016-02-03 江苏仓环铜业股份有限公司 Cutter blunting machine
CN105563239A (en) * 2015-12-15 2016-05-11 广东工业大学 Sharpness removing and blunting treatment method and device for disc roller scissor blades
CN109623513A (en) * 2018-12-14 2019-04-16 贵州西南工具(集团)有限公司 A kind of cutting edge roundness magnetic powder passivation technology

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0696494A1 (en) * 1994-08-12 1996-02-14 Imahashi Mfg. Co., Ltd. Magnetic barrel finishing machine
US6270398B1 (en) * 2000-10-05 2001-08-07 Lu-Jung Liao Vibrational magnetic polishing machine
CN103962929A (en) * 2014-05-27 2014-08-06 芜湖瑞利精密装备有限责任公司 Method for blunting cutter edge based on hard alloy
CN203887631U (en) * 2014-05-28 2014-10-22 邢明喜 Liquid-state passivating device
CN204262954U (en) * 2014-12-05 2015-04-15 贵州西南工具(集团)有限公司 A kind of cutting edge roundness magnetic force machine for inactivating

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0696494A1 (en) * 1994-08-12 1996-02-14 Imahashi Mfg. Co., Ltd. Magnetic barrel finishing machine
US6270398B1 (en) * 2000-10-05 2001-08-07 Lu-Jung Liao Vibrational magnetic polishing machine
CN103962929A (en) * 2014-05-27 2014-08-06 芜湖瑞利精密装备有限责任公司 Method for blunting cutter edge based on hard alloy
CN203887631U (en) * 2014-05-28 2014-10-22 邢明喜 Liquid-state passivating device
CN204262954U (en) * 2014-12-05 2015-04-15 贵州西南工具(集团)有限公司 A kind of cutting edge roundness magnetic force machine for inactivating

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105290947A (en) * 2015-11-25 2016-02-03 江苏仓环铜业股份有限公司 Cutter blunting machine
CN105563239A (en) * 2015-12-15 2016-05-11 广东工业大学 Sharpness removing and blunting treatment method and device for disc roller scissor blades
CN109623513A (en) * 2018-12-14 2019-04-16 贵州西南工具(集团)有限公司 A kind of cutting edge roundness magnetic powder passivation technology

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