CN104209542B - A kind of lathe making paper machine vacuum furnace cylinder - Google Patents
A kind of lathe making paper machine vacuum furnace cylinder Download PDFInfo
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- CN104209542B CN104209542B CN201310295260.1A CN201310295260A CN104209542B CN 104209542 B CN104209542 B CN 104209542B CN 201310295260 A CN201310295260 A CN 201310295260A CN 104209542 B CN104209542 B CN 104209542B
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- blade row
- lathe
- main shaft
- chuck
- vacuum furnace
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/08—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning
-
- 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
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
-
- 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
- B23Q2240/00—Machine tools specially suited for a specific kind of workpiece
- B23Q2240/007—Elongated workpieces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Abstract
The invention discloses a kind of lathe making paper machine vacuum furnace cylinder, there is geared head, main shaft, chuck, two blade row framves, blade row, blade row knife rest and blade row knife rack feed apparatus, also there is two bodies of lathe bed, two blade row frame plankers, guide rail and workpiece centre bracket; Main shaft and chuck are hollow-core construction, and main shaft is placed in geared head, and geared head and chuck are placed in the centre of lathe; Two blade row framves are placed on two bodies of lathe bed respectively, and workpiece centre bracket is also placed on second body of lathe bed; Described two blade row frame plankers are placed in above two blade row framves respectively; Described blade row one end is erected on the first blade row frame planker, and the other end is erected on the second blade row frame planker through the main shaft in geared head; Described blade row knife rest, blade row knife rack feed apparatus and guide rail are all arranged on one end of blade row.The present invention can clamped one time complete all car systems; Advance and retreat cutter is convenient and swift, improves production efficiency, meets vacuum furnace and makes high-precision requirement.
Description
Technical field
The present invention relates to a kind of papermaking equipment equipment, particularly relate to a kind of lathe of papermaking equipment, specifically a kind of lathe making paper machine vacuum furnace cylinder.
Background technology
Along with the fast development of paper technology, people to papermaking manufacture paper with pulp fabric width, speed requirement more and more higher.Eighties of last century the 80s and 90s, China's paper machine paper web of manufacturing paper with pulp is generally 1760mm, 2400mm, the speed of a motor vehicle is 150m, 300m, separate unit paper machine produces 5000 tons per year, paper web of manufacturing paper with pulp by now can reach 4400-5800mm, speed of a motor vehicle 500-1000m/min, and the annual production of paper machine can up to 300,000 tons, and always to the external speed of a motor vehicle 1500,1800,2200 ... 2800m/min develops, and papermaking benefit of manufacturing paper with pulp improves greatly.Papermaking is manufactured paper with pulp the raising of benefit and the making precision direct correlation of paper machine vacuum furnace cylinder, and the precision that vacuum furnace cylinder makes is higher, more can meet paper web and rate request that papermaking manufactures paper with pulp.Want the precision that vacuum furnace cylinder makes higher, just must have be of high quality, lathe that precision is very high makes.Structure structure and the processing technology of current making vacuum furnace cylinder lathe can not meet the required precision of major diameter, long cylinder, high speed of a motor vehicle vacuum furnace cylinder far away.
The making precision of vacuum furnace cylinder generally will reach following standard: 1, the perpendicularity of cylinder two end faces (for convenience of statement, being called end face A, end face B) to two end face seams (corresponding is A, B seam) line of centres is 0.03m; 2, cylinder two end faces are beated for 0.03m to two end face seam lines of centres, and cylinder cylindrical is beated for 0.03m to two end face seam lines of centres; 3, the cylindricity of both ends of the surface, both ends of the surface seam and cylinder cylindrical is 0.02m, and two end face seams are 0.03m to the concentricity of inner wall of rotary drum; 4, cylinder outer wall is polished to 0.8 μm, inner wall of rotary drum roughness to 1.6 μm, both ends of the surface roughness to 1.6 μm, and both ends of the surface seam roughness to 1.6 μm, chamfering are 2 × 45 °.Meet the making precision of above-mentioned vacuum furnace cylinder, just can meet the requirement of vacuum furnace cylinder of major diameter, long cylinder, the high speed of a motor vehicle.In order to reach above-mentioned accuracy standard, in prior art, improvement repeatedly being carried out to the lathe making vacuum furnace cylinder, but above-mentioned required precision could not have been reached.Below to existing 3 kinds of lathes and the simple description of method do making vacuum furnace cylinder (hereinafter referred to as car system) of lathe.
As shown in Figure 1, for the first large-scale general horizontal lathe, with geared head 1 and chuck 3, workpiece (cylinder that non-car makes) one end is clamped, the workpiece other end then uses the holding of open type roller support 21 frock, the lathe bed of lathe arranges two slip crate 22, respectively arrange middle carriage 23 above two slip crate 22, arrange the first blade row frame 6 and the second blade row frame 7 above middle carriage 23 respectively, blade row 10 is set up on the first blade row frame 6 and the second blade row frame 7.Lathe chuck 3 drives workpiece to rotate, the axial feed interlock of collaborative slip crate 22, the radial manual penetration of a cutting tool of middle carriage 23, thus realizes the car system to cylinder inner circle; Then unload blade row 10, pull down blade row frame, load onto blade row knife rest, complete the car system to cylinder end face A and end face A seam.And the car system of other end B and end face B seam, workpiece work twice clamping that must turn around just can complete car system, in addition, the interior fenestra held near end face B will twice clamping rear car system, this wants at substantial to load and unload blade row, blade row frame man-hour and to turn around twice clamping to cylinder, and twice clamping makes the car system of this vacuum roll roller require to meet, the axiality of cylinder inner circle, two ends seam is difficult to be guaranteed, both ends of the surface are difficult to parallel concentric, can not meet the making requirement of wide cut, high speed of a motor vehicle paper machine vacuum furnace completely.In addition, because blade row 10 is elongated, rigidity is not good, therefore car boring inner hole of workpiece speed is extremely slow.
As shown in Figure 2, by transforming the lathe in Fig. 1, adding boring cutter row 24, boring cutter row carrier base 25, boring cutter row leading truck 26, carrying out the B end of holding workpiece with geared head 1 and chuck 3, workpiece other end A carrys out holding by open type roller support 21 and rotates.Boring cutter row 24 head end is done radial fixing by boring cutter row bearing 25, slide axially, its end frame is located on blade row frame 6, and adjustment boring cutter row bearing 25 and blade row frame 6 highly make boring cutter row axis and chuck 3 center of calibrating in advance and tailstock centre 27 line coincident.Boring cutter row carrier base 25 is fixed on the body of lathe bed, and boring cutter row 24 head end installs blade row leading truck 26.Lathe chuck 3 drives workpiece to rotate, and the feed interlock of subsidiary slip crate 22, sends into boring cutter row 24 feeding in barrel, and to the car system of barrel internal diameter, boring cutter row leading truck 26 follows up with the inwall of boring cutter row with car.This improvement plays certain shockproof guide effect to boring cutter row 24, though this car method can improve some car performances, still can not realize inner periphery, two ends seam, roller two transverse plane clamped one time car system complete, the decentraction that twice clamping brings, disalignment, uneven problem still exist, and it is extremely difficult to replace cutter, easily there is the cylinder inboard wall that spring cutter completes with car system of pulling.
As shown in Figure 3, frock is added to improving again of lathe, sets up the thrust metal 29 of blade row 10 and radial direction, axial restraint in headstock railway carriage 1 and chuck 3 alignment of shafts position, set up blade row seat 28, according to the length of roll body, blade row seat 28 is fixed on the body of lathe bed.Blade row 10 one end installed thrust bearing 30, and be erected on thrust metal 29, the other end is erected on blade row seat 28.Blade row 10 is separately established axial feed blade row knife rest 12, and by attached blade row knife rack feed apparatus 13 on blade row 10, the axial feed realizing blade row knife rest moves, thus completes the car system to roll body.Though the method can improve the deficiency of above-mentioned two kinds of cars, effective raising car performance, improve stiffness when blade row carries cutter car, but still can not realize cylinder inner periphery, both ends of the surface, two ends seam clamped one time car system complete, the problem that No. twice clamping brings can not be solved, replace cutter equally extremely difficult, the barrel inwall that spring cutter completes with car system of pulling easily occurs.
In sum, the car system that existing car control equipment all needs multiple clamping to come cylindrical shell, can not guarantee major diameter, long cylinder, the high-precision requirement that high speed of a motor vehicle running vacuum furnace makes, and is difficult to ensure that end face A is concentric and parallel with end face B; Be difficult to guarantee that seam A cylinder is perpendicular to end face B; Seam B cylinder is perpendicular to end face A; In seam A cylinder, seam B cylinder and cylinder, cylinder is completely coaxial.Load after spindle nose at cylinder two ends, the dynamic balancing that the alignment difference due to cylinder and spindle nose produces is low, whole roller can be caused to beat and resonance under the high speed of a motor vehicle, substantially reduce vacuum furnace and even can not use service life.Below the Main Bottleneck of existing car control equipment development just.
Summary of the invention
The object of this invention is to provide a kind of lathe making paper machine vacuum furnace cylinder, the problem in above-mentioned background technology can be solved, to workpiece clamped one time, the lathe of multidigit facing process function structure can be completed.
Technical scheme of the present invention is: a kind of lathe making paper machine vacuum furnace cylinder, there is geared head, main shaft, chuck, the first blade row frame, the second blade row frame, blade row, blade row knife rest and blade row knife rack feed apparatus, it is characterized in that also there is first body of lathe bed, second body of lathe bed, the first blade row frame planker, the second blade row frame planker, guide rail and workpiece centre bracket; Described main shaft and chuck are hollow-core construction, and main shaft is placed in geared head, and geared head and chuck are placed in the centre of lathe; Two blade row framves are placed on two bodies of lathe bed respectively, and workpiece centre bracket is placed on second body of lathe bed; First, second blade row frame planker described is placed in above first, second blade row frame respectively; One end of described blade row is erected on the first blade row frame planker, and the other end is located on the second blade row frame planker through the main shaft in geared head and work rest; Described blade row knife rest, blade row knife rack feed apparatus and guide rail are all arranged on blade row.
Preferred: described blade row knife rack feed apparatus is made up of screw mandrel, gearbox and servomotor.
Lathe of the present invention, geared head holding workpiece in the middle of the lathe, workpiece two ends pass geared head, and the seam that two end faces (can be called end face A, end face B) at its two ends, two end faces are corresponding, inner headed face can clamped one times complete car system.Because this lathe is that clamped one time completes car system, can ensure that the axiality of two seams and cylinder inner circle, the concentricity of both ends of the surface and the depth of parallelism meet the making required precision of vacuum furnace cylinder, guarantee after spindle nose is loaded at cylinder two ends, the alignment of cylinder and the whole roller of spindle nose; Effectively ensure that the dynamic balancing of roll body, eliminate the beating of the low and whole roller of dynamic balancing because alignment difference produces, shake, avoid occurring under the high speed of a motor vehicle covibration.
Lathe blade row rigidity of the present invention is strong, cutting power is large, advance and retreat cutter is convenient and swift, substantially increases the production efficiency of papermaking, meets major diameter, long cylinder, high speed of a motor vehicle vacuum furnace make high-precision requirement.
Accompanying drawing explanation
Fig. 1, existing the first lathe structure figure;
Fig. 2, existing the second lathe structure figure;
Fig. 3, existing the third lathe structure figure;
Fig. 4, structure chart of the present invention.
Detailed description of the invention
As shown in Figure 4, for structure chart of the present invention, make a lathe for paper machine vacuum furnace cylinder, this lathe specifically comprises following structure: geared head 1, main shaft 2, chuck 3, first body of lathe bed 4, second body of lathe bed 5, first blade row frame 6, second blade row frame 7, first blade row frame planker 8, second blade row frame planker 9, blade row 10, guide rail 11, blade row knife rest 12, blade row knife rack feed apparatus 13 and workpiece centre bracket 14; Described main shaft 2 and chuck 3 are hollow-core construction, and main shaft 2 is placed in geared head 1, and geared head 1, main shaft 2 and chuck 3 are placed in the centre of lathe; First blade row frame 6 is placed in above first body of lathe bed 4, and the second blade row 7 is placed in above second body of lathe bed 5, and workpiece centre bracket 14 is placed in the top of second body of lathe bed 5; The first described blade row frame planker 8 is placed in above the first blade row frame 6, and the second blade row frame planker 9 is placed in above the second blade row frame 7; Described blade row 10 one end is erected on the first blade row frame planker 8, and the other end is erected on the second blade row frame planker 9 through the main shaft 2 in geared head 1; Described blade row knife rest 12, blade row knife rack feed apparatus 13 and guide rail 11 are all arranged on blade row 10.
Concrete embodiment is as follows: the process that lathe of the present invention makes workpiece (cylinder) is as follows, first body of lathe bed 4 carries the first blade row frame 6, and exiting for blade row before car system 10, first blade row 10 exits main shaft 2 in geared head 1 and chuck 3, clamping is carried out by chuck 3 and workpiece centre bracket 14 pairs of workpiece, one end of workpiece is appeared chuck 3 and is clamped by chuck 3, and the other end of workpiece is by workpiece centre bracket 14 holding; Then blade row 10 is again through main shaft 2 and chuck 3, simultaneously through in the cylindrical shell of workpiece, and is fixed on the first blade row frame planker 8 and the second blade row frame planker 9; Start lathe spindle 2 rotary drum, first blade row frame planker 8 and the second blade row frame planker 9 carry blade row 10 altogether does radial feed interlock, radial advance and retreat cutter made jointly by blade row 10 and blade row knife rest 12, and simultaneously the clamped one time car system that axial advance and retreat cutter has come both ends of the surface, both ends of the surface seam, cylinder inner headed face made by blade row knife rest 12.
Claims (2)
1. one kind makes the lathe of paper machine vacuum furnace cylinder, there is geared head (1), main shaft (2), chuck (3), the first blade row frame (6), the second blade row frame (7), blade row (10), blade row knife rest (12) and blade row knife rack feed apparatus (13), it is characterized in that: also there is first body of lathe bed (4), second body of lathe bed (5), the first blade row frame planker (8), the second blade row frame planker (9), guide rail (11) and workpiece centre bracket (14); Described main shaft (2) and chuck (3) are hollow-core construction, and main shaft (2) is placed in geared head (1), and geared head (1) and chuck (3) are placed in the centre of lathe; Two blade row framves are placed on two bodies of lathe bed respectively, and workpiece centre bracket (14) is placed on second body of lathe bed (5); Described two blade row frame plankers are placed in above two blade row framves respectively; Described blade row (10) one end is erected on the first blade row frame planker (8), and the other end is erected on the second blade row frame planker (9) through the main shaft (2) in geared head; Described blade row knife rest (12), blade row knife rack feed apparatus (13) and guide rail (11) are all arranged on blade row (10).
2. a kind of lathe making paper machine vacuum furnace cylinder according to claim 1, is characterized in that: described blade row knife rack feed apparatus (13) is made up of screw mandrel, gearbox and servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310295260.1A CN104209542B (en) | 2013-07-15 | 2013-07-15 | A kind of lathe making paper machine vacuum furnace cylinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310295260.1A CN104209542B (en) | 2013-07-15 | 2013-07-15 | A kind of lathe making paper machine vacuum furnace cylinder |
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| Publication Number | Publication Date |
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| CN104209542A CN104209542A (en) | 2014-12-17 |
| CN104209542B true CN104209542B (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310295260.1A Active CN104209542B (en) | 2013-07-15 | 2013-07-15 | A kind of lathe making paper machine vacuum furnace cylinder |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4121186C1 (en) * | 1991-06-27 | 1992-09-24 | P.-Gerhard Dr. 3000 Hannover De Althaus | Internal machining of hollow rolling mills - with chuck rotating work-piece and cutting tools on ends of rotating shaft |
| JP2002346802A (en) * | 2001-05-24 | 2002-12-04 | Daido Steel Co Ltd | Machining method and apparatus for rod-like work material |
| CN202447675U (en) * | 2011-12-14 | 2012-09-26 | 广州市珠江机床厂有限公司 | Single spindle bidirectional cutting numerical control lathe |
| CN203330408U (en) * | 2013-07-15 | 2013-12-11 | 无锡正杨造纸机械有限公司 | Turning lathe for manufacturing paper machine suction roll roller |
-
2013
- 2013-07-15 CN CN201310295260.1A patent/CN104209542B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4121186C1 (en) * | 1991-06-27 | 1992-09-24 | P.-Gerhard Dr. 3000 Hannover De Althaus | Internal machining of hollow rolling mills - with chuck rotating work-piece and cutting tools on ends of rotating shaft |
| JP2002346802A (en) * | 2001-05-24 | 2002-12-04 | Daido Steel Co Ltd | Machining method and apparatus for rod-like work material |
| CN202447675U (en) * | 2011-12-14 | 2012-09-26 | 广州市珠江机床厂有限公司 | Single spindle bidirectional cutting numerical control lathe |
| CN203330408U (en) * | 2013-07-15 | 2013-12-11 | 无锡正杨造纸机械有限公司 | Turning lathe for manufacturing paper machine suction roll roller |
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| CN104209542A (en) | 2014-12-17 |
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