CN201511184U - Rough milling machine - Google Patents

Rough milling machine Download PDF

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Publication number
CN201511184U
CN201511184U CN2009200150944U CN200920015094U CN201511184U CN 201511184 U CN201511184 U CN 201511184U CN 2009200150944 U CN2009200150944 U CN 2009200150944U CN 200920015094 U CN200920015094 U CN 200920015094U CN 201511184 U CN201511184 U CN 201511184U
Authority
CN
China
Prior art keywords
lathe bed
milling cutter
gear
main shaft
workpiece
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009200150944U
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Chinese (zh)
Inventor
巫方喜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dalian Metallurgy and Bearings Co Ltd
Original Assignee
Dalian Metallurgy and Bearings Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dalian Metallurgy and Bearings Co Ltd filed Critical Dalian Metallurgy and Bearings Co Ltd
Priority to CN2009200150944U priority Critical patent/CN201511184U/en
Application granted granted Critical
Publication of CN201511184U publication Critical patent/CN201511184U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The utility model relates to a rough milling machine which comprises a lathe bed, a power head, a sliding table, a workpiece clamping dividing device, a milling cutter disc, a cooling system and an electric cabinet, wherein the lathe bed has a two-body structure which comprises a first lathe bed and a second lathe bed that are connected into a whole structure by a bolt; the lower end surface of the sliding table is provided with a plastic sticking guide rail, the upper end surface of the lathe bed is provided with a rectangular guide rail, and a sliding guide rail pair is formed by the plastic sticking guide rail and the rectangular guide rail; the power head is fixed on the sliding table; the milling cutter disc is fixed at the front end of a milling cutter disc main shaft, and a milling cutter is fixed on the milling cutter disc; feeding of the sliding table is driven by a first variable frequency motor through a worm gear and a planet-gear speed reducer, and an input shaft of the speed reducer is connected with an output shaft of the first variable frequency motor, so that a trapezoid screw rod thread pair with large diameter can be driven to realize the amount of feed of 0.01mm; a main shaft of the disc milling cutter is driven to rotate by a second variable frequency motor and is transmitted onto the milling cutter disc main shaft provided with the disc milling cutter by a gear reducer; and a straight gear is adopted by an index plate, and hydraulic band-type brake is adopted as a way for clamping the main shaft. The rough milling machine can reduce the oil temperature, enhances the cooling and flushing effects and protects the disc milling cutter.

Description

A kind of rough milling machine
Technical field
The utility model relates to a kind of milling machine, particularly relates to a kind of petroleum machinery spiral bevel gear and pinion for rotary table processing rough milling machine.Trade name is the CXJ1600 rough milling machine.
Background technology
2007, company is a petroleum machinery rotating disk spiral bevel gear newly developed, processes and purchased the numerical control spiral bevel gear milling machine that produces Tianjin.Since the complete processing of product, and pinion and gear wheel number differ several times, and machine is to obtaining suitable contact zone after grinding on inspection.Adjusting the relevant parameter finish-milling again forms.Therefore: on the one hand, make the production capacity of large and small gear not match; On the other hand, also influence very big service life for Digit Control Machine Tool and smoothing tool tool itself.For this reason, our company oneself has manufactured and designed CXJ1600 rough milling machine with low cost, and employing is rough milled the dish milling cutter major diameter spiral bevel gear is carried out roughing.
The utility model content
The purpose of this utility model provides a kind of rough milling machine, is used for the roughing of major diameter curved tooth awl tooth.
The technical scheme that adopts:
A kind of rough milling machine comprises that lathe bed, slide unit, unit head, workpiece clamp indexing means, facing cutter, milling cutter, electric cabinet and oil cooling system, is characterized in that:
Lathe bed connects into an overall structure by first lathe bed and second lathe bed by bolt, on the lathe bed upper surface rectangular guideway is arranged, and on the lower surface of slide unit plastic-sticking guiding rail is arranged, and plastic-sticking guiding rail and rectangular guideway form the rail plate pair;
Unit head is fixed on the upper surface of slide unit, slide unit is provided with leading screw screw mechanism, the leading screw outer end is connected with the output shaft of worm and gear and planetary gear reducing mechanism, the power shaft of worm and gear and gear reduction is connected with the output shaft of first variable-frequency motor, and unit head and slide unit can move along the rectangular guideway on the lathe bed upper surface;
Milling cutter is fixed on the facing cutter, and facing cutter is fixed on the front end face of facing cutter main shaft, and the facing cutter rear-end of spindle is connected with the output shaft of gear reduction unit, and the power shaft of gear reduction unit is connected with the output shaft of second variable-frequency motor;
Workpiece clamps indexing means, comprises that spur gear protractor, workpiece spindle box, workpiece clamp pallet and tray for work pieces main shaft; The spur gear protractor is installed in the tray for work pieces rear-end of spindle, and the tray for work pieces main shaft passes and clamps pallet with workpiece behind the workpiece axis hole on the workpiece spindle box and fixedly connected; The second lathe bed upper surface is provided with arc track, is provided with trapezoidal slide block in arc track, and trapezoidal upper end of slide block is connected with workpiece spindle box, and workpiece spindle box can move along arc track.
Described second lathe bed is provided with protective cover.
The elemental motion principle of rough milling machine is: at first, workpiece clamp is clamped and calibration, secondly, rotation and feed motion by cutter realize cutting function, and suitable operation control system and necessary protection facility will be arranged at last.As shown in Figure 1: this lathe is by lathe bed, mechanical skid plateform (feeding), unit head (dish milling cutter), workpiece box (workpiece), calibration clamping device, Hydraulic Station, cooling system, and protective cover and electric cabinet are formed.The course of work of rough milling machine is simply described as follows: at first workpiece is installed on the anchor clamps, turn over a root angle around fixing pivot, move laterally to position and locking according to the horizontal range of calculating good workpiece and cutter shaft, hydraulic clamp is coiled the milling cutter rotation and is gone forward side by side to carrying out plunge milling then, finishes the processing of a teeth groove, manual rotational workpieces and locate then by the index dial calibration, hydraulic contracting carries out the processing of next tooth, all finishes until all teeth.
The utility model advantage is:
As shown in Figure 1, for the ease of making and processing, lathe bed 1,2 is all formed by high-intensity grey iron casting, uses Bolt Connection.Lathe bed adopts edge system steel quenching rectangular guideway and forms the rail plate pair with the plastic-sticking guiding rail of mechanical skid plateform, and mechanical dynamics property and antifriction characteristic are preferably arranged, and the huge tilting moment that can be hard to bear produces during Tool in Cutting.The rotation of dish milling cutter is to be driven, passed on the facing cutter main shaft of mounting disc milling cutter through gear reduction box by variable-frequency motor; The feed motion of dish milling cutter is to drive worm and wormwheel and planetary gear reducing mechanism by another variable-frequency motor, and then drives the secondary amount of feeding of realizing being low to moderate 0.01mm of major diameter trapezoidal screw screw.At the less situation of product category, we adopt through the accurately machined spur gear of gear hobbing (number of teeth is identical with product) as index dial, have avoided expensive numerical control worm and gear indexing system.The clamping mode of main shaft adopts hydraulic contracting.Adopt PLC to control the automatic do action of lathe, make circuit comparatively simple, more economical and practical than the digital control system of costliness.Owing to coil the milling cutter costliness and guarantee the technology allowance; thereby their protections are just seemed especially important, therefore, we not only have feeding to stop travel switch on circuit design; and when feeding stops the stroke malfunctioning switch, also be provided with protection switch cutter and workpiece are all stood intact.
In addition, owing to adopt the fluid cooling and wash away the iron filings mode, jumbo fuel tank and large discharge pump have also been designed, the effect that reduce the oil temperature, strengthens cooling and dash bits, protective disc milling cutter.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the lathe action sequence diagram.
Fig. 4 is a hydraulic schematic diagram.
The specific embodiment
A kind of rough milling machine comprises that lathe bed 1 and 2, unit head 4, slide unit 3, workpiece clamp indexing means, facing cutter 5, milling cutter 6, oil cooling system and electric cabinet 7.Oil cooling system wherein, electric cabinet 7 and Hydraulic Station are known technology.
Lathe bed is two body structures, is connected and composed by bolt by first lathe bed 1 and second lathe bed 2.Rectangular guideway 8 is arranged on the lathe bed upper surface.Plastic-sticking guiding rail 9 is arranged on the lower surface of slide unit 3, and slide unit 3 is arranged on first lathe bed 1, and plastic-sticking guiding rail 9 forms the rail plate pair with rectangular guideway 8.Unit head 4 is fixed on the upper surface of slide unit 3.Slide unit 3 is provided with leading screw screw mechanism, leading screw 27 outer ends are connected with the output shaft of reducing gear 13, reducing gear 13 is worm and gear and planetary gear reducing mechanism, the power shaft of reducing gear 13 is connected with the output shaft of first variable-frequency motor 12, realizes that first variable-frequency motor 12 drives the feed motion of slide unit 3 on rectangular guideway.Facing cutter 5 is fixed on the front end face of facing cutter main shaft 10, and facing cutter main shaft 10 is linked to each other through the power shaft of shaft coupling 29 with gear reduction unit 30 by second variable-frequency motor 11, and the output shaft of gear reduction unit 30 and facing cutter main shaft 10 are direct-connected, drives the milling cutter rotation; Clamp mechanism is a hydraulic clamping system; Workpiece clamps indexing means, comprise spur gear protractor 28, the hydraulic control that workpiece spindle box 14, workpiece clamp pallet 15, tray for work pieces main shaft 16, protective cover 17, be installed in tray for work pieces main shaft 16 rear ends is held tightly or is declutched and hydraulic clamp, navigation system (see figure 4).Spur gear protractor 28 is installed in tray for work pieces main shaft 16 rear ends.Tray for work pieces main shaft 16 passes and clamps pallet 15 with workpiece behind the workpiece axis hole on the workpiece spindle box 14 and fixedly connected, and workpiece 18 clamps pallet 15 by workpiece and is fixedly clamped.Be useful on the arc track 25 of regulating root angle on the lathe bed 2, be provided with trapezoidal slide block 26 in arc track 25, trapezoidal slide block 26 is connected with workpiece spindle box 14 bolts.Working-spindle case 14 can move along arc track 25.
Hydraulic clamp navigation system: comprise that Hydraulic Station 19, first holds oil cylinder 20, second tightly and hold oil cylinder 21 tightly, realize the hydraulicdirectional control valve 22 (holding tightly and declutching in order to Control Shaft) that workpiece spindle is held tightly or declutched, jam-pack oil cylinder 23, location jam-pack when realizing calibration and the hydraulicdirectional control valve 24 that unclamps, and (in order to realize calibration location jam-pack calibration spur gear alignment pin or change tooth add withdraw from the calibration alignment pin man-hour).

Claims (2)

1. a rough milling machine comprises lathe bed, slide unit (3), unit head (4), workpiece clamping indexing means, facing cutter (5), milling cutter (6), electric cabinet (7) and oil cooling system, it is characterized in that:
Lathe bed connects into an overall structure by first lathe bed (1) and second lathe bed (2) by bolt, rectangular guideway (8) is arranged on the lathe bed upper surface, plastic-sticking guiding rail (9) is arranged on the lower surface of slide unit (3), and plastic-sticking guiding rail (9) forms the rail plate pair with rectangular guideway (8);
Unit head (4) is fixed on the upper surface of slide unit (3), slide unit (3) is provided with leading screw screw mechanism, leading screw (27) outer end is connected with the output shaft of worm and gear with planetary gear reducing mechanism (13), the power shaft of worm and gear and gear reduction (13) is connected with the output shaft of first variable-frequency motor (12), and unit head (4) can move along the rectangular guideway on the lathe bed upper surface (8) with slide unit (3);
Milling cutter (6) is fixed on the facing cutter (5), facing cutter (5) is fixed on the front end face of facing cutter main shaft (10), facing cutter main shaft (10) rear end is connected with the output shaft of gear reduction unit (30), and the power shaft of gear reduction unit (30) is connected with the output shaft of second variable-frequency motor (11);
Workpiece clamps indexing means, comprises that spur gear protractor (28), workpiece spindle box (14), workpiece clamp pallet (15) and tray for work pieces main shaft (16); Spur gear protractor (28) is installed in tray for work pieces main shaft (16) rear end, and tray for work pieces main shaft (16) passes and clamps pallet (15) with workpiece behind the workpiece axis hole on the workpiece spindle box (14) and fixedly connected; Second lathe bed (2) upper surface is provided with arc track (25), is provided with trapezoidal slide block (26) in arc track (25), and trapezoidal slide block (26) upper end is connected with workpiece spindle box (14), and workpiece spindle box (14) can move along arc track (25).
2. a kind of rough milling machine according to claim 1 is characterized in that second lathe bed (2) is provided with protective cover (17).
CN2009200150944U 2009-07-03 2009-07-03 Rough milling machine Expired - Fee Related CN201511184U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200150944U CN201511184U (en) 2009-07-03 2009-07-03 Rough milling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200150944U CN201511184U (en) 2009-07-03 2009-07-03 Rough milling machine

Publications (1)

Publication Number Publication Date
CN201511184U true CN201511184U (en) 2010-06-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009200150944U Expired - Fee Related CN201511184U (en) 2009-07-03 2009-07-03 Rough milling machine

Country Status (1)

Country Link
CN (1) CN201511184U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102101190A (en) * 2010-09-21 2011-06-22 江苏申锡建筑机械有限公司 Electric milling device for molding head of steel wire rope
CN103990839A (en) * 2014-04-25 2014-08-20 六安市龙兴汽车零部件有限公司 Special rough and fine mill for large mouth surface of automobile speed changer shell
CN105215450A (en) * 2015-10-16 2016-01-06 鹤山市德马机械有限公司 A kind of polygon milling automatic unit head
CN106964849A (en) * 2017-04-24 2017-07-21 汉德车桥(株洲)齿轮有限公司 The processing method of contour spiral bevel gear tooth top chamfered edge
CN110587373A (en) * 2019-09-26 2019-12-20 广州和兴机电科技有限公司 Machine tool cutting fluid filtering and circulating system and double-spindle cutter arranging machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102101190A (en) * 2010-09-21 2011-06-22 江苏申锡建筑机械有限公司 Electric milling device for molding head of steel wire rope
CN103990839A (en) * 2014-04-25 2014-08-20 六安市龙兴汽车零部件有限公司 Special rough and fine mill for large mouth surface of automobile speed changer shell
CN105215450A (en) * 2015-10-16 2016-01-06 鹤山市德马机械有限公司 A kind of polygon milling automatic unit head
CN106964849A (en) * 2017-04-24 2017-07-21 汉德车桥(株洲)齿轮有限公司 The processing method of contour spiral bevel gear tooth top chamfered edge
CN110587373A (en) * 2019-09-26 2019-12-20 广州和兴机电科技有限公司 Machine tool cutting fluid filtering and circulating system and double-spindle cutter arranging machine

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C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100623

Termination date: 20150703