CN102476195A - Special tool rest for machining inner bore - Google Patents
Special tool rest for machining inner bore Download PDFInfo
- Publication number
- CN102476195A CN102476195A CN2010105650718A CN201010565071A CN102476195A CN 102476195 A CN102476195 A CN 102476195A CN 2010105650718 A CN2010105650718 A CN 2010105650718A CN 201010565071 A CN201010565071 A CN 201010565071A CN 102476195 A CN102476195 A CN 102476195A
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- tool
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- knife bar
- mounting base
- locating
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Abstract
The invention discloses a special tool rest for machining an inner bore and relates to a tool rest for machining an inner bore, and the special tool rest can be used for solving the problem of poor machining precision because a tool trembles, the inner bore surface easily generates ripples and the inner wall of a U-turn machining workpiece on two ends is provided with a tool connecting mark when the inner bore of a spindly thin-wall sleeve is machined. The special tool rest is composed of a tool bar assembly and a permanent seat assembly, wherein the tool bar assembly is composed of a sleeve, a handle, a tool apron, a long tool bar, a joint, two support bolts and four locating blocks; the tool apron is successively provided with a tool loading section, a locating section, a transition section and a tool bar connection section along the axial direction from front to back; the cross section of the tool loading section is rectangular; each locating slot is provided with the locating block; one end of the long tool bar is connected with the tool bar connection section; the other end of the long tool bar is connected with the joint; the permanent seat is composed of a locating bolt, an upper tilting fillet, a center frame foundation, a bearing bush and a platen; the distance between the upper end surface of the platen and the lower end surface of the center frame foundation is 15mm; and the long tool bar passes through the bearing bush and moves forward and backward in the bearing bush. The special tool rest for machining the inner bore is used for machining a spindly thin-wall deep bore.
Description
Technical field
The present invention relates to a kind of knife rest of processing endoporus.
Background technology
Long thin-walled cover endoporus adds does not have special tool-post man-hour, adds man-hour because cutter trembles, and bore area is prone to produce ripple, also needs cutter relieving simultaneously, and the two ends processing work inwall that turns around has the vestige that connects cutter, causes machining accuracy poor, does not reach technological requirement.
Summary of the invention
The objective of the invention is to add man-hour because cutter trembles for solving elongated thin-walled cover endoporus, bore area is prone to produce ripple, and the two ends processing work inwall that turns around has the vestige that connects cutter, causes the problem of machining accuracy difference, and a kind of special tool-post of processing endoporus is provided.
The present invention is made up of knife bar assembly and holder assembly, and the knife bar assembly is made up of sleeve, handle, tool rest, rimmer knife bar, joint, two supporting screws and four locating pieces, and tool rest is followed successively by dress cutter section, positioning section, changeover portion and knife bar linkage section vertically from front to back; The cross section of dress cutter section is a rectangle, and the last plane of dress cutter section is provided with two screwed holes, and dress cutter section radially is provided with the elongated slot that communicates with two screwed holes; Be laid with four locating slots on the outer surface of positioning section, a locating piece is housed in each locating slot, the axle center of rimmer knife bar is provided with connecting hole; And an end of connecting hole is enclosed within on the knife bar linkage section, and the other end of connecting hole is connected with joint, and a supporting screw is set in each screwed hole; Sleeve is packed in the lower end of handle, and sleeve is arranged on the top of two supporting screws, and holder is made up of dog screw, tile mounting base, center stand, bearing shell and pressing plate; Tile mounting base is positioned at stand upper end, center, and the installation of the fastening of the lower tile mounting base on tile mounting base and the center stand, and bearing shell is arranged on tile mounting base and lower tile mounting base snaps together in the endoporus of formation; The center, upper end of tile mounting base is provided with screw hole; Dog screw is arranged on screw hole, and the lower end of dog screw withstands on the bearing shell, and pressing plate is positioned at the lower end of center stand; And pressing plate is connected with the center stand through Connection Element; Distance between the lower surface of the upper surface of pressing plate and center stand is 10mm~20mm, and the rimmer knife bar passes bearing shell, and in bearing shell 2-4, moves forward and backward.
Advantage of the present invention is: one, the present invention delivers to cutter head in the endoporus of workpiece to be machined through the rimmer knife bar of lengthening; Because holder plays a supportive role to the rimmer knife bar; Therefore; Avoided knife bar to tremble, bore area does not produce ripple, and having solved the two ends processing work inwall that turns around has the problem that connects the tool marks mark.Two, operator's attended operation is convenient in the present invention, has alleviated operator's labour intensity.
Description of drawings
Fig. 1 is an overall structure front view of the present invention; Fig. 2 is the structural front view of knife bar assembly 1; Fig. 3 is the structural front view of tool rest 1-5; Fig. 4 is the left view of Fig. 3; Fig. 5 is structure master's cutaway view of rimmer knife bar 1-6, and Fig. 6 is the structural front view of holder assembly 2, and Fig. 7 is that the present invention is installed in the position view (mark 3 is workpiece for valve, mark 10 for lathe bed, mark 11 for support, mark 9 for cylinder, mark 8 for flexible pipe, mark 7 for lathe supporting plate, mark 6 for anchor clamps, mark 5 for machine tool guideway, mark 4 among the figure) on the lathe.
The specific embodiment
The specific embodiment one: combine Fig. 1~Fig. 6 that this embodiment is described, this embodiment is made up of knife bar assembly 1 and holder assembly 2, and knife bar assembly 1 is made up of sleeve 1-2, handle 1-3, tool rest 1-5, rimmer knife bar 1-6, joint 1-7, two supporting screw 1-1 and four locating piece 1-4; Tool rest 1-5 is followed successively by dress cutter section 1-5-1, positioning section 1-5-2, changeover portion 1-5-3 and knife bar linkage section 1-5-4 vertically from front to back; The cross section of dress cutter section 1-5-1 is a rectangle, and the last plane of dress cutter section 1-5-1 is provided with two screwed hole 1-5-1-1, and dress cutter section 1-5-1 radially is provided with the elongated slot 1-5-1-2 that communicates with two screwed hole 1-5-1-1; Be laid with four locating slot 1-5-2-1 on the outer surface of positioning section 1-5-2; A locating piece 1-4 is housed among each locating slot 1-5-2-1, and the axle center of rimmer knife bar 1-6 is provided with connecting hole 1-6-1, and the end of connecting hole 1-6-1 is enclosed within on the knife bar linkage section 1-5-4; The other end of connecting hole 1-6-1 is connected with the front end of joint 1-7; A supporting screw 1-1 is set among each screwed hole 1-5-1-1, and sleeve 1-2 is packed in the lower end of handle 1-3, and sleeve 1-2 is arranged on the top of two supporting screw 1-1; Holder 2 is made up of dog screw 2-1, tile mounting base 2-2, center stand 2-3, bearing shell 2-4 and pressing plate 2-5; Tile mounting base 2-2 is positioned at center stand 2-3 upper end, and the installation of the fastening of the lower tile mounting base 2-3-1 on tile mounting base 2-2 and the center stand 2-3, and bearing shell 2-4 is arranged on tile mounting base 2-2 and lower tile mounting base 2-3-1 snaps together in the endoporus of formation; The center, upper end of tile mounting base 2-2 is provided with screw hole 2-2-1; Dog screw 2-1 is arranged on screw hole 2-2-1, and the lower end of dog screw 2-1 withstands on the bearing shell 2-4, and pressing plate 2-5 is positioned at the lower end of center stand 2-3; And pressing plate 2-5 is connected with center stand 2-3 through Connection Element; Distance h between the lower surface of the upper surface of pressing plate 2-5 and center stand 2-3 is 10mm~20mm, and rimmer knife bar 1-6 passes bearing shell 2-4, and in bearing shell 2-4, moves forward and backward and process.The effect of holder 2 is to support rimmer knife bar 1-6, prevents because the long flutter effect workpiece quality that in process, produces of rimmer knife bar 1-6.The cutter head of processing endoporus is installed between two supporting screw 1-1 and the sleeve 1-2, through the height of two supporting screw 1-1 adjustment cutter heads.
The specific embodiment two: combine Fig. 3 and Fig. 4 that this embodiment is described, the outer surface on the positioning section 1-5-2 of this embodiment is provided with four rectangular channel 1-5-2-2, and between per two locating slot 1-5-2-1 a rectangular channel 1-5-2-2 is set.Rectangular channel 1-5-2-2 is used to install the smoothing cutter, and the long thin-walled cover endoporus that processes is utilized the finishing of smoothing cutter, makes long thin-walled cover endoporus reach the precision of drawing requirement.Other composition and annexation are identical with the specific embodiment one.
Operation principle of the present invention:
Before the use, cutter head is installed between two supporting screw 1-1 and the sleeve 1-2 working position of cutter head alignment pieces 3 earlier; The joint 1-7 that withstand on the knife bar assembly 1 on tail top 5; Pressing plate 2-5 on the holder 2 is connected with machine tool guideway 3, and the rear end of joint 1-7 links to each other with cylinder 7 through flexible pipe 6, and the lower end at rimmer knife bar 1-6 rear portion is connected with lathe supporting plate 5; Lathe supporting plate 5 is installed on the machine tool guideway 3, and lathe supporting plate 5 moves forward and backward along machine tool guideway 3; Cylinder 7 is fixed on the support 8, and support 8 is fixed on the lathe bed 10, sees Fig. 7, and cylinder 7 is given gas, moves to the processing original position of workpiece 11 through rimmer knife bar 1-6 drive lathe supporting plate 5 and knife bar assembly 1.
Claims (2)
1. special tool-post of processing endoporus; It is characterized in that: said knife rest is made up of knife bar assembly (1) and holder assembly (2); Knife bar assembly (1) is made up of sleeve (1-2), handle (1-3), tool rest (1-5), rimmer knife bar (1-6), joint (1-7), two supporting screws (1-1) and four locating pieces (1-4), and tool rest (1-5) is followed successively by dress cutter section (1-5-1), positioning section (1-5-2), changeover portion (1-5-3) and knife bar linkage section (1-5-4) vertically from front to back, and the cross section of dress cutter section (1-5-1) is a rectangle; The last plane of dress cutter section (1-5-1) is provided with two screwed holes (1-5-1-1); Dress cutter section (1-5-1) radially is provided with the elongated slot (1-5-1-2) that communicates with two screwed holes (1-5-1-1), is laid with four locating slots (1-5-2-1) on the outer surface of positioning section (1-5-2), and a locating piece (1-4) is housed in each locating slot (1-5-2-1); The axle center of rimmer knife bar (1-6) is provided with connecting hole (1-6-1); And an end of connecting hole (1-6-1) is enclosed within on the knife bar linkage section (1-5-4), and the other end of connecting hole (1-6-1) is connected with joint (1-7), and a supporting screw (1-1) is set in each screwed hole (1-5-1-1); Sleeve (1-2) is packed in the lower end of handle (1-3); Sleeve (1-2) is arranged on the top of two supporting screws (1-1), and holder (2) is made up of dog screw (2-1), tile mounting base (2-2), center stand (2-3), bearing shell (2-4) and pressing plate (2-5), and tile mounting base (2-2) is positioned at center stand (2-3) upper end; And tile mounting base (2-2) is installed with lower tile mounting base (2-3-1) fastening on the center stand (2-3); Bearing shell (2-4) is arranged on tile mounting base (2-2) and snaps together in the endoporus of formation with lower tile mounting base (2-3-1), and the center, upper end of tile mounting base (2-2) is provided with screw hole (2-2-1), and dog screw (2-1) is arranged on screw hole (2-2-1); And the lower end of dog screw (2-1) withstands on the bearing shell (2-4); Pressing plate (2-5) is positioned at the lower end of center stand (2-3), and pressing plate (2-5) is connected with center stand (2-3) through Connection Element, and the distance (h) between the lower surface of the upper surface of pressing plate (2-5) and center stand (2-3) is 10mm~20mm; Rimmer knife bar (1-6) passes bearing shell (2-4), and in bearing shell (2-4), moves forward and backward.
2. according to the said a kind of special tool-post of processing endoporus of claim 1, it is characterized in that: the outer surface on the said positioning section (1-5-2) is provided with four rectangular channels (1-5-2-2), and between per two locating slots (1-5-2-1) rectangular channel (1-5-2-2) is set.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201010565071 CN102476195B (en) | 2010-11-30 | 2010-11-30 | Special tool rest for machining inner bore |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201010565071 CN102476195B (en) | 2010-11-30 | 2010-11-30 | Special tool rest for machining inner bore |
Publications (2)
Publication Number | Publication Date |
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CN102476195A true CN102476195A (en) | 2012-05-30 |
CN102476195B CN102476195B (en) | 2013-04-17 |
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CN 201010565071 Active CN102476195B (en) | 2010-11-30 | 2010-11-30 | Special tool rest for machining inner bore |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104801787A (en) * | 2015-04-22 | 2015-07-29 | 成都陵川特种工业有限责任公司 | Vehicle part-machining device and fixture on same |
CN109848453A (en) * | 2019-02-18 | 2019-06-07 | 宝鸡同盈稀有金属有限公司 | A kind of lever structure and the target method for machining bore using the lever structure |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2595502Y (en) * | 2003-01-21 | 2003-12-31 | 渤海船舶重工有限责任公司 | Elongating knife rod unit for lathe |
CN101147981A (en) * | 2007-10-26 | 2008-03-26 | 青岛港(集团)有限公司 | Split internal lathe-tool |
US20090087277A1 (en) * | 2007-09-29 | 2009-04-02 | Sung-Tan Chen | Dual-contact tool holder for lathe/miller |
CN201534166U (en) * | 2009-07-28 | 2010-07-28 | 周尔康 | Cutter holder of inner hole cutter on numerically-controlled lathe |
CN201960142U (en) * | 2010-11-30 | 2011-09-07 | 哈尔滨建成集团有限公司 | Knife rest special for processing inner hole |
-
2010
- 2010-11-30 CN CN 201010565071 patent/CN102476195B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2595502Y (en) * | 2003-01-21 | 2003-12-31 | 渤海船舶重工有限责任公司 | Elongating knife rod unit for lathe |
US20090087277A1 (en) * | 2007-09-29 | 2009-04-02 | Sung-Tan Chen | Dual-contact tool holder for lathe/miller |
CN101147981A (en) * | 2007-10-26 | 2008-03-26 | 青岛港(集团)有限公司 | Split internal lathe-tool |
CN201534166U (en) * | 2009-07-28 | 2010-07-28 | 周尔康 | Cutter holder of inner hole cutter on numerically-controlled lathe |
CN201960142U (en) * | 2010-11-30 | 2011-09-07 | 哈尔滨建成集团有限公司 | Knife rest special for processing inner hole |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104801787A (en) * | 2015-04-22 | 2015-07-29 | 成都陵川特种工业有限责任公司 | Vehicle part-machining device and fixture on same |
CN109848453A (en) * | 2019-02-18 | 2019-06-07 | 宝鸡同盈稀有金属有限公司 | A kind of lever structure and the target method for machining bore using the lever structure |
Also Published As
Publication number | Publication date |
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CN102476195B (en) | 2013-04-17 |
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