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CN107999797B - Grooving tool with inner cooling channel and inner cooling channel machining method - Google Patents

Grooving tool with inner cooling channel and inner cooling channel machining method Download PDF

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Publication number
CN107999797B
CN107999797B CN201711238982.8A CN201711238982A CN107999797B CN 107999797 B CN107999797 B CN 107999797B CN 201711238982 A CN201711238982 A CN 201711238982A CN 107999797 B CN107999797 B CN 107999797B
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China
Prior art keywords
section
inner cooling
cooling channel
cooling path
cutter
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CN201711238982.8A
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Chinese (zh)
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CN107999797A (en
Inventor
彭震
王云志
吴敏
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Zhuzhou Cemented Carbide Cutting Tools Co Ltd
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Zhuzhou Cemented Carbide Cutting Tools Co Ltd
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Priority to CN201711238982.8A priority Critical patent/CN107999797B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/10—Cutting tools with special provision for cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/10—Arrangements for cooling or lubricating tools or work

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Auxiliary Devices For Machine Tools (AREA)

Abstract

The invention discloses a kind of grooving cutter with inner cooling path and inner cooling path processing methods, grooving cutter with inner cooling path includes cutter hub and cutting tip, cutter head body offers blade holding tank, cutting tip is installed in blade holding tank, inner cooling path is also provided on cutter hub, inner cooling path includes the linkage section being sequentially communicated, packing section and spout section, linkage section is connect with feed pathway, packing section is opened on the surface of cutter hub and forms hollow channel by packing seal, the outlet face cutting tip of shown spout section, it is low with difficulty of processing, the advantages that sealed reliable, inner cooling path processing method includes opening up elongated slot on the surface of cutter hub, and hollow channel is formed using packing seal elongated slot, the spout segment length hole of the linkage section long hole and face cutting tip that communicate with feed pathway is opened up on cutter hub, connect segment length Hole and spout segment length's Kong Junyu hollow channel communicate, simple and easy, reduce processing cost.

Description

A kind of grooving cutter and inner cooling path processing method with inner cooling path
Technical field
The present invention relates to metal cutting process field more particularly to a kind of grooving cutters with inner cooling path and interior cold logical Road processing method.
Background technique
In metal grooving manufacture field, interior cold grooving cutter can guide coolant liquid to cutting edge via cutter hub, real The accurate injection of existing coolant liquid.Cutter head body is divided into upper clamping section and lower positioning by blade holding tank by existing grooving cutter Portion, blade holding tank rear end wall thickness is smaller, makes upper clamping section that elastic displacement compression cutting tip occur for flexible deformation to occur, But because blade holding tank rear end wall thickness is smaller and grooving cutter is outstanding deep larger, interior cold grooving cutter usually passes through multiple at present Fabrication hole and plug guide coolant liquid to cutting edge from cutter hub itself, increase the manufacture difficulty and manufacturing cost of cutter.
Chinese patent literature CN101541455A is improved by introducing attachment connection inner cooling path, patent CN102672213A Fastening screw realizes the connection of inner cooling path in fastening screw machining center hole, but in above-mentioned attachment or fastening screw conduct A part of cold passage is required to carry out stringent sealing with the junction of cutter hub, and reduce inner cooling path leakproofness can By property.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide a kind of difficulty of processing is low, sealing can The grooving cutter and inner cooling path processing method with inner cooling path leaned on.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of grooving cutter with inner cooling path, including cutter hub and cutting tip, the cutter head body offer blade Holding tank, the cutting tip are installed in the blade holding tank, and inner cooling path is also provided on the cutter hub, described interior cold Channel includes the linkage section being sequentially communicated, packing section and spout section, and the linkage section is connect with feed pathway, and the packing section is opened Hollow channel, bite described in the outlet face of the spout section are formed on the surface of the cutter hub and through packing seal Piece.
As a further improvement of the above technical scheme:
The spout section is located on the upper clamping section of the blade holding tank, and exports the cutting of cutting tip described in face Sword.
The packing section is opened on the upper surface of the cutter hub.
The linkage section is located at blade holding tank rear.
The filler is welded on the cutter hub.
Metal capillary is equipped in the inner cooling path.
Be also provided with flexible deformation slot on the cutter hub, the flexible deformation slot position in the rear of the blade holding tank, The cutting tip is installed in the blade holding tank by fastening screw.
A kind of inner cooling path processing method opens up elongated slot on the surface of cutter hub, and using long trough described in packing seal At hollow channel, the spout segment length of the linkage section long hole and face cutting tip that communicate with feed pathway is opened up on cutter hub Hole, the linkage section long hole and spout segment length's Kong Junyu hollow channel communicate.
As a further improvement of the above technical scheme:
Filler is filled out and is located in elongated slot and is welded on cutter hub.
Compared with the prior art, the advantages of the present invention are as follows:
(1) grooving cutter with inner cooling path of the invention, including cutter hub and cutting tip, cutter head body offer knife Piece holding tank, cutting tip are installed in blade holding tank, and inner cooling path is also provided on cutter hub, and inner cooling path includes successively phase Logical linkage section, packing section and spout section, linkage section are connect with feed pathway, and packing section is opened on the surface of cutter hub and passes through Packing seal forms hollow channel, the outlet face cutting tip of spout section, and packing section is opened on the surface of cutter hub and passes through Packing seal forms hollow channel, i.e. packing section is one section of slot for being provided with cutter hub surface, reduces minor diameter long hole on cutter hub Processing, reduce the difficulty of processing of cutter, by packing seal, sealed reliable improves cooling reliability.
(2) inner cooling path processing method of the invention processes elongated slot and forms connection spout section and company by packing seal The hollow channel for connecing section reduces the quantity for processing minor diameter long hole on cutter hub, significantly reduces the difficult processing of inner cooling path Degree and processing cost, and the inner cooling path simple structure and reliable sealing formed.
Detailed description of the invention
Fig. 1 is the perspective view that the present invention has the first embodiment of the grooving cutter of inner cooling path.
Fig. 2 is the main view for the cutter head body that the present invention has the first embodiment of the grooving cutter of inner cooling path.
Fig. 3 is the attached view for the cutter head body that the present invention has the first embodiment of the grooving cutter of inner cooling path.
Fig. 4 is the A-A sectional view in Fig. 3.
Fig. 5 is enlarged drawing at B in Fig. 4.
Fig. 6 is the perspective view of second of embodiment of grooving cutter that the present invention has inner cooling path.
Fig. 7 present invention has the schematic diagram of the filler of second of embodiment of grooving cutter of inner cooling path.
Each label indicates in figure:
1, cutter hub；2, cutting tip；3, blade holding tank；31, upper clamping section；4, inner cooling path；41, linkage section；42, it fills out Expect section；43, spout section；5, filler；6, metal capillary；7, flexible deformation slot；8, fastening screw；9 feed pathways.
Specific embodiment
The present invention is described in further details below with reference to Figure of description and specific embodiment.
Fig. 1 to Fig. 5 shows the first embodiment that the present invention has the grooving cutter of inner cooling path, the tool of the present embodiment There are the grooving cutter of inner cooling path, including cutter hub 1 and cutting tip 2,1 head of cutter hub offers blade holding tank 3, cutting tip 2 are installed in blade holding tank 3, and inner cooling path 4 is also provided on cutter hub 1, and inner cooling path 4 includes the linkage section being sequentially communicated 41, packing section 42 and spout section 43, linkage section 41 are connect with feed pathway 9, and packing section 42 is opened on the surface of cutter hub 1 and leads to It crosses the sealing of filler 5 and forms hollow channel, the outlet face cutting tip 2 of spout section 43, packing section 42 is opened in the surface of cutter hub 1 It goes up and passes through the sealing of filler 5 and form hollow channel, is i.e. packing section 42 is one section of slot for being provided with 1 surface of cutter hub, reduces cutter hub 1 The processing of upper minor diameter long hole, reduces the difficulty of processing of cutter, is sealed by filler 5, sealed reliable, improve it is cooling can By property.
In the present embodiment, spout section 43 is located on the upper clamping section 31 of blade holding tank 3, and exports face cutting tip 2 Cutting edge.
In the present embodiment, packing section 42 is opened on the upper surface of cutter hub 1, after being sealed by filler 5, is formed in sealing Empty channel, passes through convenient for coolant liquid.
In the present embodiment, linkage section 41 is located at 3 rear of blade holding tank.
In the present embodiment, filler 5 is welded on cutter hub 1, easy to process, sealed reliable.
In the present embodiment, flexible deformation slot 7 is also provided on cutter hub 1, after flexible deformation slot 7 is located at blade holding tank 3 Side, cutting tip 2 are installed in blade holding tank 3 by fastening screw 8, and the clamping of cutting tip 2 is reliable, and convenient for disassembly and assembly.
Fig. 6 to Fig. 7 shows second of embodiment that the present invention has the grooving cutter of inner cooling path, the embodiment and the A kind of embodiment is essentially identical, and difference is only that: in the present embodiment, metal capillary 6, metal capillary are equipped in inner cooling path 4 Pipe 6 penetrates through linkage section 41, packing section 42 and spout section 43, further decreases coolant liquid disclosure risk, in the present embodiment, packing section 42 be by using the sealing of filler 5 to be formed after the fluting of 1 upper surface of cutter hub, and therefore, setting metal capillary 6 is simple and easy.
In the present embodiment, metal capillary 6 is thin copper pipe.
Inner cooling path processing method of the invention opens up elongated slot on the surface of cutter hub 1, and seals elongated slot using filler 5 Hollow channel is formed, is opened up on cutter hub 1 and connect the linkage section long hole and face cutting tip 2 communicated with feed pathway 9 Spout segment length hole, linkage section long hole and spout segment length's Kong Junyu hollow channel communicate, and process elongated slot and are formed by the sealing of filler 5 The hollow channel for connecting spout section 43 and linkage section 41 reduces the quantity for processing minor diameter long hole on cutter hub 1, is greatly reduced The difficulty of processing and processing cost of inner cooling path 4, and inner cooling path 4 simple structure and reliable sealing formed.
In the present embodiment, filler 5 is filled out and is located in elongated slot and is welded on cutter hub 1.
Although the present invention has been disclosed as a preferred embodiment, however, it is not intended to limit the invention.It is any to be familiar with ability The technical staff in domain, without deviating from the scope of the technical scheme of the present invention, all using the technology contents pair of the disclosure above Technical solution of the present invention makes many possible changes and modifications or equivalent example modified to equivalent change.Therefore, all Without departing from the content of technical solution of the present invention, according to the present invention technical spirit any simple modification made to the above embodiment, Equivalent variations and modification, all shall fall within the protection scope of the technical scheme of the invention.

Claims (9)

1.一种具有内冷通道的切槽刀具，包括刀体（1）和切削刀片（2），所述刀体（1）头部开设有刀片夹持槽（3），所述切削刀片（2）装设于所述刀片夹持槽（3）内，所述刀体（1）上还开设有内冷通道（4），其特征在于：所述内冷通道（4）包括依次相通的连接段（41）、填料段（42）和喷口段（43），所述连接段（41）与进液通道（9）连接，所述填料段（42）开设于所述刀体（1）的表面上并通过填料（5）密封形成中空通道，所述喷口段（43）的出口正对所述切削刀片（2）。1. A grooving tool with an internal cooling channel, comprising a cutter body (1) and a cutting insert (2), wherein a blade clamping groove (3) is provided at the head of the cutter body (1), and the cutting insert ( 2) It is installed in the blade clamping groove (3), and the blade body (1) is also provided with an inner cooling channel (4), characterized in that: the inner cooling channel (4) includes successively communicating A connecting section (41), a packing section (42) and a nozzle section (43), the connecting section (41) is connected with the liquid inlet channel (9), and the packing section (42) is opened in the knife body (1) A hollow channel is formed on the surface of the nozzle and is sealed by the filler (5), and the outlet of the nozzle section (43) is facing the cutting insert (2). 2.根据权利要求1所述的具有内冷通道的切槽刀具，其特征在于：所述喷口段（43）位于所述刀片夹持槽（3）的上夹紧部（31）上，且出口正对所述切削刀片（2）的切削刃。2 . The grooving tool with an internal cooling channel according to claim 1 , wherein the spout section ( 43 ) is located on the upper clamping portion ( 31 ) of the blade clamping groove ( 3 ), and The outlet is facing the cutting edge of the cutting insert (2). 3.根据权利要求2所述的具有内冷通道的切槽刀具，其特征在于：所述填料段（42）开设于所述刀体（1）的上表面上。3 . The grooving tool with internal cooling channel according to claim 2 , wherein the packing section ( 42 ) is provided on the upper surface of the cutter body ( 1 ). 4 . 4.根据权利要求2所述的具有内冷通道的切槽刀具，其特征在于：所述连接段（41）位于所述刀片夹持槽（3）后方。4. The grooving tool with an internal cooling channel according to claim 2, wherein the connecting section (41) is located behind the blade holding groove (3). 5.根据权利要求1所述的具有内冷通道的切槽刀具，其特征在于：所述填料（5）焊接在所述刀体（1）上。5 . The grooving tool with internal cooling channel according to claim 1 , wherein the filler ( 5 ) is welded on the cutter body ( 1 ). 6 . 6.根据权利要求1所述的具有内冷通道的切槽刀具，其特征在于：所述内冷通道（4）内设有金属毛细管（6）。6 . The grooving tool with an internal cooling channel according to claim 1 , wherein a metal capillary ( 6 ) is arranged in the internal cooling channel ( 4 ). 7 . 7.根据权利要求1至6中任一项所述的具有内冷通道的切槽刀具，其特征在于：所述刀体（1）上还开设有弹性变形槽（7），所述弹性变形槽（7）位于所述刀片夹持槽（3）的后方，所述切削刀片（2）通过紧固螺钉（8）装设在所述刀片夹持槽（3）内。7. The grooving tool with an internal cooling channel according to any one of claims 1 to 6, characterized in that: the cutter body (1) is further provided with an elastic deformation groove (7), the elastic deformation The groove (7) is located behind the insert holding groove (3), and the cutting insert (2) is installed in the insert holding groove (3) by a tightening screw (8). 8.一种内冷通道加工方法，其特征在于：在刀体（1）的表面上开设长槽，并采用填料（5）密封所述长槽形成中空通道，在刀体（1）上开设与进液通道（9）相通的连接段长孔以及正对切削刀片（2）的喷口段长孔，所述连接段长孔和喷口段长孔均与中空通道相通。8. An internal cooling channel processing method, characterized in that: a long groove is formed on the surface of a cutter body (1), a filler (5) is used to seal the long groove to form a hollow channel, and a long groove is formed on the cutter body (1) The long hole of the connecting section communicated with the liquid inlet channel (9) and the long hole of the nozzle section facing the cutting blade (2), the long hole of the connecting section and the long hole of the nozzle section are both communicated with the hollow channel. 9.根据权利要求8所述的内冷通道加工方法，其特征在于：将填料（5）填设在长槽内并焊接在刀体（1）上。9 . The method for machining an internal cooling channel according to claim 8 , wherein the filler ( 5 ) is filled in the long groove and welded on the cutter body ( 1 ). 10 .
CN201711238982.8A 2017-11-30 2017-11-30 Grooving tool with inner cooling channel and inner cooling channel machining method Active CN107999797B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3867001A1 (en) 2018-10-17 2021-08-25 Hartmetall-Werkzeugfabrik Paul Horn GmbH Tool holder and tool having a tool holder of this kind
US20240227032A9 (en) * 2022-10-25 2024-07-11 Taegutec Ltd. Cutting tool assembly

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE510284C2 (en) * 1996-11-18 1999-05-10 Sandvik Ab Internally chilled cutter for chip separating machining
CN2645822Y (en) * 2003-01-16 2004-10-06 江苏双龙集团有限公司 Internal cooling turning tool
CN203156086U (en) * 2013-03-12 2013-08-28 东莞市安默琳节能环保技术有限公司 A kind of internal cooling turning tool with liquid supply structure
EP2898967B9 (en) * 2014-01-27 2021-08-11 Rosswag GmbH Cutting tool holder, production method and use of a generative manufacturing device for manufacturing the cutting tool holder
CN106984840A (en) * 2017-05-19 2017-07-28 哈尔滨理工大学 A kind of sub-cooled lubricates special interior cold lathe tool

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