CN106425290A - Preparation method for table press - Google Patents

Preparation method for table press Download PDF

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Publication number
CN106425290A
CN106425290A CN201610729491.2A CN201610729491A CN106425290A CN 106425290 A CN106425290 A CN 106425290A CN 201610729491 A CN201610729491 A CN 201610729491A CN 106425290 A CN106425290 A CN 106425290A
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China
Prior art keywords
milling
hole
car
grinding
screw
Prior art date
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Granted
Application number
CN201610729491.2A
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Chinese (zh)
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CN106425290B (en
Inventor
黄银霞
陈海利
葛列旗
傅平
吴芳
丁新红
沈汝英
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JINGUI MACHINERY CO Ltd XIAOSHAN CITY ZHEJIANG PROV
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JINGUI MACHINERY CO Ltd XIAOSHAN CITY ZHEJIANG PROV
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Priority to CN201610729491.2A priority Critical patent/CN106425290B/en
Publication of CN106425290A publication Critical patent/CN106425290A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B1/00Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/26Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by cams, eccentrics, or cranks

Abstract

The invention relates to a table press, in particular to a preparation method for a table press. A workbench is included. A plurality of uprights are arranged on the upper portion of the workbench and are sleeved with a machine body. A sliding block component is arranged in the machine body. A crankshaft component is arranged on the upper portion of the sliding block component. A bulb screw is arranged among the upper portions of the uprights. A hand wheel is arranged at the top of the bulb screw. The crankshaft component is in linkage with the bulb screw and achieves downward displacement. The bulb screw extends into the sliding block component and drives the sliding block component to achieve up-down displacement. According to the preparation method for the table press, the structure is compact, the usage performance is promoted, and the operation effectiveness is improved.

Description

A kind of preparation method of table press
Technical field
The present invention relates to a kind of table press, more particularly, to a kind of preparation method of table press.
Background technology
Conventional press method is complicated, leads to serviceability relatively low.
Content of the invention
The present invention mainly solves the deficiencies in the prior art, provides a kind of making in order, further improving product A kind of preparation method of the table press of quality.
The above-mentioned technical problem of the present invention is mainly addressed by following technical proposals:
A kind of preparation method of table press, is carried out according to the following steps:
(1), structure composition:
Including workbench, the top of workbench is provided with some columns, column covers organism, is provided with slide section in body Part, the top of slider part is provided with crankshaft component, is provided with ball screw between the top of column, and the top of ball screw is provided with handss Wheel, to bottom offset, ball screw stretches in slider part crankshaft component linkage ball screw, and ball screw drives slider part Upper and lower displacement;
(2), slider part preparation:
1st, the making of slide body:
Slide body triangle muscle need to be wear-resisting, and scrapes to revise its precision through shovel, from foundry goods HT200 material;Artificial after strand Timeliness, and sand removal correction die cavity;First clamping reasonable in the big vertical milling of metalworking workshop mills blank allowance, triangle muscle face is put and repaiies milling Surplus 1mm, 300~350 turns every point of big vertical milling milling head rotating speed;With surface grinding machine wear smooth block back datum level, grinder wheel rotating speed 500~600 turns every point, grinding wheel graininess 60;Fixture clamping corrects, with milling machine finish-milling triangle muscle 1mm surplus so that slide block two side Triangle muscle is symmetrical, and its symmetry is not more than 0.03mm;Do benchmark with triangle muscle, vehicle clamper clamping corrects, car mould briquetting hole, car 550~600 turns of every point of the speed of mainshaft of bed;Processing rear slider body is combined with car mould briquetting, and the two is fastened with soket head cap screw, no Must loosen;After combination, dress automobile clamper correcting, turning shank hole on lathe floral disc, shank hole and slide body plane perpendicular Degree is not more than 0.02mm, reverses end for end car ball bowl hole, 600~700 turns every point of lathe spindle rotating speed;Slide body assembles in complete machine tool When, need and the pairing of two side rails, triangle muscle face scraped by shovel;Slide body guide pass is done with electric spark, improves wearability;Warehouse is deposited should Oiling is antirust;
2nd, mould briquetting makes:
Mould briquetting is loaded into the part of slide block pairing combination, material selection HT200, and strand becomes bar, casts descendant's man-hour Effect, size and end face measured length during Vehicle Processing, 550~600 turns every point of lathe spindle rotating speed, soket head cap screw is bored in pincers worker Hole, is fastened with soket head cap screw and slide block integral, processes shank hole after being combined with slide body;
3rd, left and right rail makes:
Left and right rail need to be wear-resisting, and material equally selects HT200, artificial aging after strand, first uses milling machine milling side during metalworking, Use flat stone mill grinding four sides, 500~600 turns every point of plain grinding grinding wheel speed, grinding wheel graininess 60 again;Load molding milling in ten thousand milling main shafts Oilhole is bored in knife, milling V-shaped groove, ten thousand 250~300 turns of every point of the milling speeds of mainshaft, then pincers worker, milling oil groove, during assembling and slide block pairing, shovel Scrape V-groove face, electric spark improves wearability;
4th, ball screw makes:
Ball screw is the major part of connection sliding block and connecting rod, plays the effect of transmission power, material selection 40Cr, need to enter Row modifier treatment, lathe turning end of thread ball end, and the changeover portion of the two, 600~700 turns every point of lathe rotating speed, afterwards with little Vertical milling milling hex surface, 450~500 turns every point of milling head rotating speed;Mutually grind machine using special, bulb is ground with the pairing of ball bowl, makes The two has more than 50 percent contact area;Bulb part needs selective hardening, hardness HRC45~50;
5th, ball bowl, spherical cover plate make:
Ball bowl, spherical cover plate and ball screw mutually grind, and need extremely abrasive, from QT500-7 spheroidal graphite cast-iron, strand becomes bar And artificial aging, size and end face, the shaping of car bowl face, 650~700 turns every point of lathe rotating speed, the upper and lower biend of plain grinding, put down 500~600 turns every point of face grinder wheel rotating speed;Using mutually grinding machine, ball bowl and ball screw facing-up, contact area 50 percent More than;
(3), the preparation of airframe components:
1st, the making of body:
1), strand:HT200 casting hardness grade HT170~HB220;
2), anneal:Foundry goods artificial aging;
3), shaping:At sand removal, unhairing, correction shape, polishing are uneven;
4), rule:The white powder of workpiece;Workpiece horizontal, even up upright opening, mark centre bore and planing line, centerline hole is extremely Square blank leading edge a size of 27 ± 0.5mm;Workpiece is edge-on, calibrates two upright opening centers, takes into account 150 liang of outsides, mark center Line and all plane lines;Workpiece is upright, calibrates angle square, marks horizontal centerline hole and upper bottom surface planing line;
5), dig;Workpiece paperback, in flat-nose pliers, smooths centrage, controlling depth 23mm;Homogeneous clamping, digs spring base lug And operating crank lug;Homogeneous clamping, digs 51-48-51 bent axle stand-off both ends of the surface, uses clamp control centre, and lug before digging 51 Plane, fills brake end face, puts surplus 0.5mm;
6), milling:Work is pressed on dedicated platform, and surplus 0.5mm is put in left-external side in the milling back side;
7), milling:Lug in milling, controls size;Milling motor rack lug;Milling 57*57mm is shown in side light, and milling bent axle stand-off is left Side, model inspection;Facet before milling bent axle stand-off;
8), hole:Line φ 50mm hole and left side M6 hole;Strike off φ 12mm, hole φ 5.1mm, attacks M6-7H (left side); Bore pore φ 46mm;
9), bore hole:Heavy boring two hole, stays right boring surplus 3mm, must be with the fastening of M6*30 soket head cap screw;Workpiece is fixed on boring template On platform, boring φ 44mm holes, orifice chamfer;Boring template rotation 90, boring φ 50mm hole, left side strikes off, orifice chamfer;
10), pincers bore:Bored with drill jig and attack M20-7H screw transmission;Each hole on the right side of body attacked by pincers;Left with drill jig drilling and tapping machine body Side M8-7H brake hoop location hole;
11), bore and attack:M8mm locking hole attacked by pincers, strikes off φ 13mm, bores and attacks 2-M6 hole, strikes off φ 12mm;Back M8- attacked by brill 7H locking hole, strikes off φ 20mm;Motor cabinet fixing hole attacked by brill;Electric box hole attacked by brill;Case fixing hole attacked by brill and continuous apparatus are solid Determine hole M8-7H, deep 18mm;
12), milling:Fix the milling φ 44mm hole deviation groove of the notch with special base;Workpiece is upright, milling φ 50mm hole otch;Make M20 To crossbeam size, if any sand removal, mill;
13), paint:Scrape greasy spray baking finish;
14), level:Endoporus unhairing, level;
15), repair guide rail:Repair guide pass instrument with special, the good level in school, workpiece is pressed in correction guide level on fixture;
16), put in storage;
2nd, the making of workbench:
1), strand:HT200 casting hardness grade HB170~HB220;
2), anneal:Artificial aging;
3), shaping:Sand removal, unhairing, correction die cavity;
4), milling (plane):Milling takes into account upper and lower two faces of each lug position milling;
5), timeliness:Timeliness, removing stress;
6), milling (plane):Workpiece flat-nose pliers is clamping, even up, past face;Workpiece is pressed on milling machine table, plane in milling, puts Plain grinding surplus 0.5mm the little lug of milling afterbody and feed appliance connection position;
7), rule:By φ 60mm lug center, take profile into account, mark φ 38mm centrage, φ 35mm centrage《T-slot Centrage》And label setting-out;Draw φ 38mm hole line and φ 35mm hole line, the 12mm line of rabbet joint;Mark 2-M10-7H screw line by model; Mark 5-M5-7H hole line;
8), clamp hole:Bore pore φ 35mm bis- hole, be first drilled to 2- φ 8 hole, position as feeding installing hole and use;
Bore φ 35mm hole, chamfering 1.7*45;Boring φ 12mm and 2- φ 8 wire hole, electric hand drill bores φ 12mm hole;Brill is attacked 2-M10-7H hole and 5-M5-7H hole;Feed appliance connection screw 2-M10-7H attacked by brill;
9), milling:The groove milling wide 12mm depth long 90mm of 24mm bis-;Milling T groove reaches figure, with counterbit chamfering 1.2*45;Milling afterbody groove 12mm;
10), dig:Workpiece press-fits on cattle plane bench vertical plane, dig label lug face, plane switch base lug face it is desirable to Connect flat;
11), plain grinding bottom surface:Plain grinding bottom surface;
12), bore hole:Boring, chamfering 1.7*45;
13) milling:Rotary disk is levelling, smooths center, workpiece bottom device milling upward φ 60mm lug plane;
14), paint:Ground hole is sealed with M5*10 screw, greasy spray is scraped in workpiece is undressed surrounded surface and label face before paint Baking finish applies antirust paint and milk yellow paint with body with color bottom inner chamber and T groove;
15), grind table top:Repair bottom surface burr, mill table top reaches figure;
16), put in storage;
3rd, the making of column:
1), blanking:Cutting length φ 50*545mm;
2), become base:Upset φ 68mm effective length 20mm;
3), draw and account for centre bore V shape iron and even up blank, centre bore Type B hole φ 25mm is made at two ends between two parties;
4), rough turn:The rough turn short end of two ends thimble clamping, surplus 3mm;U-turn three-jaw card one end, another end thimble holds out against, rough turn Long end, surplus 3mm is it is allowed to stay black speck;
5), quenched:Quenched HB220~250, are only permitted the deflection upper limit;Oxide skin is removed;Alignment, flexural deformation must not exceed It is tempered behind 1mm school;
6), repair centre bore:Folder short end, long end thimble, vehicle commander end to φ 45.5mm is as row building shelves;One end three-jaw clamping, Another end takes center aperture frame, repaiies centre bore φ 3B type, measured length;
7), smart car:Two ends thimble is installed, smart car short end;U-turn smart car length end;
8), cutting thread:Successively u-turn cutting thread;
9), cylindrical grinding:Advanced study and training centre hole;Heart carrier for bolt crown φ 24mm end, another end is top to be installed, mill φ 38mm, φ 44mm Reach figure, by grinding φ 60mm end face;U-turn mill φ 24mm reaches figure, by grinding φ 44mm table top, controls length to reach figure;
10), put in storage:
4th, the making of ball screw:
1), blanking:Blanking φ 30*272mm, saw kerf gradient cannot be greater than 1mm;
2), rough turn:Rough turn, each shelves all stay allowance 3mm;
3), quenched:HB220-250;
4), alignment:Quenched rear alignment, deforms franchise 1mm, is tempered behind school;
5), smart car:Three-jaw card workpiece, puts down long end end face, makees φ 2.5B type centre bore, and outer unit light is gone out it is allowed to local is stayed Black speck;U-turn three-jaw card light goes out long end, and car short end end face determines overall length, makees φ 2.5B type centre bore;Two ends thimble is installed, car screw rod Escape, to φ 19.65~φ 19.7mm, length 193.5mm, is cut by the outer unit of shelves, the outer unit of car φ 28mm;U-turn thimble is installed, car φ 28*7mm, car φ 18mm shelves, cut grinding undercut, car φ 14mm, cutting thread shelves, to φ 11.75mm, cut escape;Three-jaw card φ 11.75mm, thimble top length end car M20-7g6g-L ring gauge is checked;U-turn, it is allowed to use screw die after car M12-8g basic forming;
6), milling milling half dollar keyway 4mm, deep 3.5mm;
7), put in storage;
5th, the making of crossbeam:
1), strand:HT200 casting hardness grade HB170~220
2), anneal:Foundry goods artificial aging;
3) shaping:Sand removal, unhairing, correction die cavity;
4), milling:Flat-nose pliers clamping, milling bottom surface;Upset beats out clamping, 24 grades of milling to 24.1;
5), account for pore:Mark hole position with model, account for pore 2- φ 21;
6), boring diplopore:On the basis of bottom surface, boring diplopore is to size, and chamfering, aperture φ 24mm;
7), account for mesopore:With diplopore positioning, account for mesopore to φ 17.90mm with accounting for mould, and chamfering;Fraising is to φ 18mm;
8), paint:Scrape greasy spray paint;
9), grind lug:Plain grinding 2-24 gives a hand, and controls thickness 24mm;
10), put in storage;
(4), the preparation of crankshaft component:
1st, the making of bent axle:
1), blanking:φ45*307;
2), pincers worker:V shape iron draws two ends bias 13mm center hole position;Drill centers A3 tetra- hole;
3), rough turn:Two ends thimble clamping, rough turn crank shelves, made allowance 4mm;Two ends switching center9 hole clamping, rough turn long end, Made allowance 3mm, because there being residual centre bore must split in Xia Dao, extended length 5mm;Reverse end for end rough turn short end, made allowance 3mm;
4), quenched;Quenched by hardening and tempering process requirement, hardness HB220-250 requires the upper limit;Alignment, correcting deformed, franchise 1mm, is tempered behind school;
5), smart car:Two ends thimble clamping, Che Pai building shelves;Three-jaw card short end, Da Pai building, split long end 5mm, make centre bore Become B4, make screw bottom outlet φ 5.1 and transmission φ 6.4*1.5, then with B4 centre drill again once;U-turn blocks long end, Da Pai building, fixed song Axle total length, repaiies centre bore and becomes B3;Two ends thimble clamping, successively reverses end for end vehicle commander, short end, stays grinding remaining by grinding surplus 0.2mm;Car The eccentric shelves of φ 42;Smart car crank shelves, made allowance 1mm, broadcasts fixture, correction car again, stays mill amount 0.6mm, open shelves and stay by grinding surplus 0.2mm;Cut jump-ring slot;
6), flaw detection is processed;
7), roughly grind:Center lapping;Two ends thimble clamping, each shelves are roughly ground in successively u-turn, put corase grind surplus 0.18-0.2mm, End face stays by grinding surplus 0.03 ± 0.01mm;Corase grind crank shelves, stay fine grinding surplus 0.2-0.25mm;
8), milling pincers:Crankshaft eccentric peak found accurately by flat board, V ferrum, amesdial, draws Woodruff key slots and keywayss position accordingly;Milling woodruff key Groove it should be noted that depth, because there being mill amount to deepen 0.1mm;Attack long end M6-7H;
9), aoxidize:External coordination D0.35-650, keyway and short end add set protection, and long end centre bore adds a cover protection, case hardness》 HV500;
10), cylindrical grinding:Lappingout centre bore;Grind long end, by face grinding, control jump-ring slot position;Mill short end, by face grinding control System opens a grade size;
11), grind crank:With mill eccentric fixture clamping, calibration, grind crank shelves, by grinding two side faces, control size;
12), car:Car short end side core shelves;
13), milling:Dividing head thimble clamping, milling four directions 16*16, unhairing after milling;
14), put in storage;
2nd, the making of flywheel:
1), strand:HT200;
2), anneal:Foundry goods is processed through artificial aging;
3), car:Three-jaw card φ 85mm, car φ 250mm end face, outer unit, φ 52mm end face, outer unit and outside concave surface;U-turn The outer unit of card φ 250mm, car, the outer unit of φ 85mm, end face and φ 210 concave surface;Rough turn endoporus;φ 64mm depth 15.5mm, 31.5mm Wear;Cut belt grooves;0 type, wide 10mm, deep 10mm;Notch chamfered edge;Smart car endoporus φ 65mm depth 16mm, φ 32mm, chamfering;
4), repair:Wear cone plug to repair φ 250mm end face, outer unit and outside inner edge;
5), bore fabrication hole:Drill jig bores φ 4mm tri- hole;
6), bore oilhole:Bore φ 8mm lubricating cup hole, bore and attack M5-7H;
7), it is press-fitted:In clutch outer press-in flywheel, tighten hexagonal cylindrical end holding screw in M5*12;
8), paint:Exocarpium Citri Rubrum colored paint is dried in spray;
9), put in storage;
3rd, the making of connecting rod:
1), cast:Casting hardness grade HB170-220;
2), anneal:Foundry goods carries out artificial aging process;
3), shaping:Sand removal, unhairing, recontour;
4), rule:Overall white powder;Workpiece keeps flat, smooths, pulls out centrage, and marks 27 side dimension lines, puts more than 1m Amount;Workpiece is edge-on, draws centrage, is allowed to and b road central axis, marks 44 Hough lines;Take into account connecting rod lower surface center;Workpiece Uprightly, alignment b, c centrage, draws Hough line plane line and 58 dimension lines;
5), milling (plane) Hough:Folder put down by workpiece flat-nose pliers, by centrage smoothing, milling one side;Correction flat-nose pliers, workpiece is upright Clamping, smooths Hough line, and uses square ruler checking centrage, mills out Hough seam, and note avoids weldering, lid pairing;Workpiece stands upside down, milling 58 chi Very little line puts the surplus 1mm to 59mm that repairs;
6), combine:Draw 56 lines by Hough center, note is avoided symmetrically, joins brill tapping and combines, tight with M8*25 soket head cap screw Gu;Repair centrage, mark 27mm thickness and 74mm wide line;
7), milling (plane) profile:Flat-nose pliers is installed, and evens up centrage, milling two face to 27mm;Workpiece horizontal flat-nose pliers clamping, Even up centrage, milling both sides to 27mm;
8), fasten:Revise die cavity, fastening screw;
9), plain grinding:Plain grinding two plane is to size 27mm;Workpiece flat-nose pliers clamping, plain grinding two sides to 74mm, note is avoided and is breathed out Husband face vertical and symmetrical with Hough centrage;
10), rule:Mark φ 33mm and φ 41mm Vehicle Processing line by Hough center;By in Hough center and 27mm thickness The heart marks M16*1.5 processing line;
11), car mesopore:Dress floral disc, device car mesopore Special disc, correction center on floral disc;Work-sheet pressing is in disk On, by line correction center, car φ 33mm, car φ 41mm controlling depth 2.5mm, chamfering;Workpiece stands up with the insertion of φ 33mm plug Positioning, compression extracts plug out, and car φ 41mm controls 22mm, chamfering;
12), car screw:Dress floral disc, the special angle bar in device tailstock hole on floral disc, calibration;By workpiece on angle bar plug Compression, calibration screw line center, hole φ 14.5mm《With φ 12mm boring, then with φ 14.5mm drill bit reaming;Car M16* 1.5-7H permission screw tap is stopped root;Repair end face, controls size 58mm, chamfering;
13), bore oilhole:Strike off φ 12mm by connecting rod cap center, brill is attacked lubricating cup oilhole and reached figure;
14), paint:Green surface japanning is homochromy with body;
15), put in storage;
4th, the making of upper and lower bearing shell:
1), strand:ZQSn6-6-3 circle copper rod φ 45*600mm;
2), car:To φ 4.2mm, hole the outer unit of car φ 22mm;Planar end surface, in-car hole to φ 24.5mm, the outer unit of car to φ 40.5mm;Car φ 33mm, long 22mm, 3mm side controls, smart car endoporus φ 25mm, chamfering R2;Cut off, long 29mm;Use Hough fixture Planar end surface, controls 28mm, chamfered bore R2;
3), print:Take either end facet, beat steel seal one;
4), wire cutting:Centering is cut open, notes symmetry, cuts open seam and should pass through steel seal, is tied up in pairs with thin galvanized wire after cutting open;
5), put in storage;
5th, the making of brake:
1), strand:HT200;
2), anneal:Foundry goods artificial aging;
3), milling (plane):Flat-nose pliers clamping, smoothing milling one side, note symmetrical size;Upset beats out milling another side, thickness 25.5mm;Milling lower planes reach figure;Milling trailing flank reaches figure;
4), car:Chuck clamping, scribe alignment car φ 40mm;Surface light goes out, and controls 25mm;
5), pincers bore:Brill attacks M6,3mm, strikes off φ 12mm depth 0.5mm, bores φ 13mm depth 17mm, bores φ 9mm, bore and attack M8- 7H;Bore φ 16mm and control the long 15mm of φ 10mm, bore φ 10mm pre- hole φ 9.8mm, cut with scissors to φ 10mm;
6), milling:2mm blade milling is opened;
7), paint:Green surface scrapes greasy spray baking finish, notes antirust;
8), put in storage:Machined surface painting is put in storage;
6th, the making of hexagonal cam:
1), blanking:Blanking φ 2*126;
2), anneal:Annealing, is heated to 750-770 DEG C, is cooled to isothermal when 640 DEG C;Cool down in stove, hardness after annealing ≤HB187;
3), car:Three-jaw is installed face work, and hole φ 20mm, and turning is to φ 40.1mm in-car hole to φ 21.5mm, chamfering 1.5*45 °, print, cut F by 17mm length;Recall to face work, determine thickness 16.4 ± 0.05mm, 1.5*45 ° of interior angle of spot hole
4), plain grinding:On the basis of printing surface, plain grinding one side;
5), milling hexagonal:Plug wears six, index dial clamping, milling hexagonal, opposite side size 36.6-36.7mm
6), insert:Slot 5mm, deep 2.5mm, note symmetry;
7), quench:Quenching HRC60-65, detects a flaw after quenching;
8), plain grinding:Plain grinding two face reaches figure;
9), interior mill:Calibration plane, grinding out reaches figure, with plane verticality 0.010, size φ 22H7, internal control φ 22mm;
10), grind hexagonal:Ground with special fixture hexahedro, control symmetry;
11), cylindrical grinding:Punching rod milling is cylindrical;
12), put in storage;
7th, the making of shaft coupling:
1), blanking:Blanking φ 75*40;
2), car:Three-jaw clamping planar end surface bores endoporus φ 32mm, turning to φ 70.5mm, long 32mm, car φ 51mm length 16.3 ± 0.05mm, tank car transmission shelves φ 41mm, to φ 39mm, is drawn in in-car hole, long 16.8mm smart car endoporus to 39.4mm, 2*45 ° of angle, smart car φ 70mm shelves are to size;The card φ 51mm that turns around develops, planar end surface, determines overall length 36.6mm, and car φ 48mm is long 6.3mm, inside and outside chamfering 2*45 °;
3), plain grinding:On the basis of φ 51mm end face, plain grinding φ 48mm end face, control size 20mm;Turn-over grinds another side, Reach figure size 36mm;
4), milling breach:With rotary table and clamping with three-jaw chuck, scroll chuck center must be corrected with the centre of gyration; Workpiece three-jaw clamping, with φ 80/ φ 27*8 face and side cutter, is corrected milling cutter two sides center and is overlapped with workpiece centre, Ran Hougong Station transverse shifting 0.2mm locks, milling 8.4mm groove, deep 16mm, milling two groove, and to wearing, revolution in six times is divided equally, control flume Wide size 8.4mm;Deburring is repaiied after milling;
5), milling flange:Dividing head is upright, cored rod, and frock is installed and notes six breach directions;In milling cutter alignment pieces The heart, roll setting at 45 ° of control;With hand dividing head handle, milling is to size for dividing head change-speed gearing;
6), clamp:Revise and gradually open flange, be allowed to clear angle, faying face smoothly transits;M3-7H and φ 6mm lubricating cup hole is attacked in chamfering bit, Chisel oil groove is connected;Smoothing profile, chamfered edge reaches roughness;
7), heat treatment:Notch part quenching HRC40-50;Surface blackening is processed;
8), interior mill:Frock clamping, mill endoporus reaches φ 40mm;
9), put in storage;
8th, the making of axle sleeve:
1), blanking:Blanking φ 65*33mm, saw kerf gradient must not exceed 1.2mm;
2), car:Three-jaw is installed, face work, turning φ 60.3 ± 0.05mm, accounts for hole φ 20mm;In-car hole φ 21.5mm, Chamfering 1.5*45 °, car φ 40.3 ± 0.05mm length 20.1mm, the long 1.6mm of car 32mm, cuts grinding undercut;U-turn is by paperback folder, car End face control 30.3 ± 0.05mm, interior 1.3*45 °;
3), insert:Slot, deep 2.5mm
4), account for and attack:Account for and attack M3-7H;
5), quench:HRC40-45;
6), plain grinding:Face φ 60mm end face on the basis of small end, notes looking after size 10mm;Another side after turn-over, controls chi Very little 30mm;
7), interior mill:Smoothing end face, grinds endoporus φ 22mm;
8), outer mill:Punching rod face, by φ 60mm end face, controls 10mm, φ 60mm is cylindrical for mill
9), put in storage;
9th, the making of copper bush:
1), strand:Strand ZQSn6-6-3, bar φ 45*330mm;
2), car:Three-jaw folder is cylindrical, and turning, to φ 39mm, accounts for hole φ 20.5mm;Face work, in-car hole φ 21.5mm is deep 53mm, draws oil groove;Smart car endoporus φ 22mm, the turning of falling R2.5 φ 38mm, chamfering 1*45 °;Cut off by 51mm length;U-turn is flat End face, determines total length, the R2.54 of falling endoporus, cylindrical 1*45 °;
3), account for oilhole:Find oil groove accurately, account for oilhole φ 3mm, 90 °, unhairing;
4), put in storage;
10th, the making of clutch outer:
1), blanking:Blanking φ 60*14mm, otch gradient must not exceed 1.5mm, is swaged into shape;
2), anneal:It is heated to 810~830mm, be incubated 1.5~2 hours, be cooled to 690~720 DEG C of isothermal 2-3 hours, It is cooled to 600 DEG C, hardness HB179-207 after in the air cooling annealing in stove;
3), car:Three-jaw card is cylindrical, face work, turning to φ 65.45mm;In-car hole is to φ 51.3~φ 51.4mm, interior 2*45 ° of outer rounded corner, and print;U-turn face work, determines thickness 16.5~16.6, chamfering 2*45 °;
4), milling:Milling flat gesture, notes mill amount, unhairing after milling;
5), quench:Quenching, is heated to 810~840 DEG C, oil cooling temperature 170-190 DEG C hardness HRC58-62, after quenching Flaw detection;
6), plain grinding;Benchmark, mill one side are done with printing surface, notes controlling chamfering angle size;Turn-over grinds another side, controls thickness 16.2±0.055mm;
7), interior mill:Press-fit on mill internal clamp, correction center, mill endoporus to φ 52mm;
8), outer mill:Wear special core rod cylindrical grinding to φ 65mm;
(5), part assembling:
1st, airframe components assembling:
1), level:Each part unhairing, chamfered edge, level screw;Scrape off excess paint and putty
2), clean:Diesel oil cleans each part;After washing, each part must not remain fluid;
3), nameplate:Nail nameplate;Nameplate steel seal must be clear, the smooth no crooked loosening phenomenon of nameplate;
4), the defeated combination of crossbeam handss:Ball screw loads crossbeam, fills M20 nut;Accompany 4mm woodruff key, dress handwheel upper end is used M12 nut shimming is fixed;Crossbeam and ball screw apolegamy or correction, make crossbeam φ 30mm upper surface and handwheel φ 30mm, under There is gap 0.05~0.10mm it is ensured that flexible rotation between end face;
5), fill column:Dress column lower nut;Installation body, body reduces as far as possible, and tightens column lower nut;Column and work Station apolegamy is it is desirable to fit clearance 0.03~0.04mm;It should be noted that 30 ° of directions are seal faces during column lower nut dress;
6), fill crossbeam handwheel:Traction machine body lifts, and checks lifting motility, treats that body rises to peak, spiral shell on dress column Mother simultaneously tightens;The apolegamy of crossbeam and column is it is desirable to fit clearance 0.03~0.05mm;It should be noted that 30 ° during column top nut dress, direction It is seal face;
7), fill soket head cap screw:Dress M8*30 soket head cap screw;Dress M6*25 square toes cylinder end clamping fixed screw, with fashionable dress M6 Jam nut, fills M6*22 square toes cylinder end clamping fixed screw, with fashionable dress M6 jam nut;
8), fill stud:Dress AM8*35 stud, M8 acorn nut shimming φ 8mm turns upper machine body;
9), shock mount lid lubricating cup:Dress 6mm spring lubricating cup;Plus 20# machine oil;Lubricating cup is matched, and lid mouth is forward;
2nd, the assembling of crankshaft component:
1), level:Each part unhairing, chamfered edge, scrape off unnecessary paint and putty;
2), repair and scrape:Join copper bush and scrape it is allowed to repair;Prepare dynamic bushing woodruff key, make location hole;Join axle sleeve and hexagonal cam Woodruff key;
3), connecting rod assembling:Bearing shell prints separately up and down, removes flash removed;Connecting rod cover connecting rod prints separately, levels;Upper and lower axle Watt take print and load connecting rod in the same direction, make positioning post holes, positioning, do oilhole;Chisel oil groove, digs refuse chute, unhairing;Scrape the bearing;Up and down Bearing shell is scraped by crankshaft crank shelves, reaches 10~12 points/25mm*25mm (checking by blueing check) and keeps gap 0.02mm;
4), flywheel assembling:Press-in clutch outer, fills Positioning screw, notes planar alignment screw during dress, loads flywheel shaft Set, uses glue bonding;Flywheel axle sleeve axle of writing music for a song is scraped it is allowed to repair;Flywheel axle sleeve is matched with flywheel, keeps gap 0.02~0.03mm Bonding;Flywheel axle of writing music for a song should ensure that activity, and gap is not more than 0.02mm;
5), clean:Cleaning of Parts;Wash Hou Gebu and must not remain fluid;
6), bent axle loads onto body, dress left and right copper sheathing, be aligned oilhole locking M8*30 screw;Dress braking bushing, holding screw M5*8 positions;Axle sleeve, shaft coupling dress φ 0.6*5*65 extension spring;Dress axle sleeve, hexagonal cam, shaft coupling;Peak at crankshaft eccentric, Shaft coupling operating crank backing pin positions, and fills six rollers;Dress flywheel
7), connecting rod:Load bar;
8), packing ring:Measurement adjustment gasket thickness, selectes;Debug whole packing ring, circlip for shaft;Dress end cap ensures flywheel Flexible rotation, fluent, axial float is less than 0.15mm, and end cap is matched;
9), brake:Dress brake simultaneously fastens, and fills M10*45 soket head cap screw, and (brake force) brake M8* is tightly sent in adjustment After 30 lock-screws loosen, answer brakeless resistance;
10), lubricating cup:Dress φ 8mm, φ 6mm lubricating cup;
11), machine oil:Each portion adds 20# machine oil;
3rd, the assembling of slider part:
1), slide block joins guide rail:Guide rail and slide block press left and right directions facing-up;The reconditioning back side after slide block and track combination;Guide rail Chamfering 1*45 °;Slide block guide rail, the equal chamfered edge of mould briquetting is leveled;Slide block loaded onto by mould briquetting, must first clean;Left and right rail is scraped and is stroked Inspection, contact point cannot be less than 10~13 points/25*25mm;Guide rail combines inspection after reconditioning, rail back and slide block bottom with slide block The perpendicularity of plane must assure that《0.015mm;
2), clean:Ball screw to ball bowl, spherical cover plate by print lappingout, grind afterwash;Lappingout afterwash painting process Check, contact area cannot be less than 60% should contacting;
3), clean:Cleaning of Parts;Wash Hou Gebu and must not remain fluid;
4), install:Dress ball bowl, ball screw, spherical cover plate, fastening spiro loop, M4*10 button-headed screw, adjustment bulb is tight Pine, locking;Dress guide rail rotary sleeve lubricating cup;Dress M16*1.5 hex nut, smoothing plane is upward;Slide block jointed connecting rod;Dress guide rail is solid Fixed;Dress knockout screw M8*20 square toes cylinder holding screw;Bulb answers flexible rotating, must not different card phenomenon, during up and down motion, Must not there is obvious gap;Lubricating cup is matched, and tank filler sleeve should be forward;
5), machine oil:Plus 20# machine oil.
Therefore, the preparation method of a kind of table press of the present invention, compact conformation, lift serviceability, improve operation Effectiveness.
Brief description
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the side structure schematic view of the present invention.
Specific embodiment
Below by embodiment, and combine accompanying drawing, technical scheme is described in further detail.
Embodiment 1:As depicted in figs. 1 and 2, a kind of preparation method of table press, is carried out according to the following steps:
(1), structure composition:
Including workbench 1, the top of workbench 1 is provided with some columns 2, column 2 covers organism 3, is provided with cunning in body 3 Block part 4, the top of slider part 4 is provided with crankshaft component 5, is provided with ball screw 6, the top of ball screw 6 between the top of column 2 Portion is provided with handwheel 7, and to bottom offset, ball screw 6 stretches in slider part 4 crankshaft component 5 linkage ball screw 6, bulb spiral shell Bar 6 drives slider part 4 upper and lower displacement;
(2), slider part preparation:
1st, the making of slide body:
Slide body triangle muscle need to be wear-resisting, and scrapes to revise its precision through shovel, from foundry goods HT200 material;Artificial after strand Timeliness, and sand removal correction die cavity;First clamping reasonable in the big vertical milling of metalworking workshop mills blank allowance, triangle muscle face is put and repaiies milling Surplus 1mm, 300~350 turns every point of big vertical milling milling head rotating speed;With surface grinding machine wear smooth block back datum level, grinder wheel rotating speed 500~600 turns every point, grinding wheel graininess 60;Fixture clamping corrects, with milling machine finish-milling triangle muscle 1mm surplus so that slide block two side Triangle muscle is symmetrical, and its symmetry is not more than 0.03mm;Do benchmark with triangle muscle, vehicle clamper clamping corrects, car mould briquetting hole, car 550~600 turns of every point of the speed of mainshaft of bed;Processing rear slider body is combined with car mould briquetting, and the two is fastened with soket head cap screw, no Must loosen;After combination, dress automobile clamper correcting, turning shank hole on lathe floral disc, shank hole and slide body plane perpendicular Degree is not more than 0.02mm, reverses end for end car ball bowl hole, 600~700 turns every point of lathe spindle rotating speed;Slide body assembles in complete machine tool When, need and the pairing of two side rails, triangle muscle face scraped by shovel;Slide body guide pass is done with electric spark, improves wearability;Warehouse is deposited should Oiling is antirust;
2nd, mould briquetting makes:
Mould briquetting is loaded into the part of slide block pairing combination, material selection HT200, and strand becomes bar, casts descendant's man-hour Effect, size and end face measured length during Vehicle Processing, 550~600 turns every point of lathe spindle rotating speed, soket head cap screw is bored in pincers worker Hole, is fastened with soket head cap screw and slide block integral, processes shank hole after being combined with slide body;
3rd, left and right rail makes:
Left and right rail need to be wear-resisting, and material equally selects HT200, artificial aging after strand, first uses milling machine milling side during metalworking, Use flat stone mill grinding four sides, 500~600 turns every point of plain grinding grinding wheel speed, grinding wheel graininess 60 again;Load molding milling in ten thousand milling main shafts Oilhole is bored in knife, milling V-shaped groove, ten thousand 250~300 turns of every point of the milling speeds of mainshaft, then pincers worker, milling oil groove, during assembling and slide block pairing, shovel Scrape V-groove face, electric spark improves wearability;
4th, ball screw makes:
Ball screw is the major part of connection sliding block and connecting rod, plays the effect of transmission power, material selection 40Cr, need to enter Row modifier treatment, lathe turning end of thread ball end, and the changeover portion of the two, 600~700 turns every point of lathe rotating speed, afterwards with little Vertical milling milling hex surface, 450~500 turns every point of milling head rotating speed;Mutually grind machine using special, bulb is ground with the pairing of ball bowl, makes The two has more than 50 percent contact area;Bulb part needs selective hardening, hardness HRC45~50;
5th, ball bowl, spherical cover plate make:
Ball bowl, spherical cover plate and ball screw mutually grind, and need extremely abrasive, from QT500-7 spheroidal graphite cast-iron, strand becomes bar And artificial aging, size and end face, the shaping of car bowl face, 650~700 turns every point of lathe rotating speed, the upper and lower biend of plain grinding, put down 500~600 turns every point of face grinder wheel rotating speed;Using mutually grinding machine, ball bowl and ball screw facing-up, contact area 50 percent More than;
(4), the preparation of airframe components:
1st, the making of body:
1), strand:HT200 casting hardness grade HT170~HB220;
2), anneal:Foundry goods artificial aging;
3), shaping:At sand removal, unhairing, correction shape, polishing are uneven;
4), rule:The white powder of workpiece;Workpiece horizontal, even up upright opening, mark centre bore and planing line, centerline hole is extremely Square blank leading edge a size of 27 ± 0.5mm;Workpiece is edge-on, calibrates two upright opening centers, takes into account 150 liang of outsides, mark center Line and all plane lines;Workpiece is upright, calibrates angle square, marks horizontal centerline hole and upper bottom surface planing line;
5), dig;Workpiece paperback, in flat-nose pliers, smooths centrage, controlling depth 23mm;Homogeneous clamping, digs spring base lug And operating crank lug;Homogeneous clamping, digs 51-48-51 bent axle stand-off both ends of the surface, uses clamp control centre, and lug before digging 51 Plane, fills brake end face, puts surplus 0.5mm;
6), milling:Work is pressed on dedicated platform, and surplus 0.5mm is put in left-external side in the milling back side;
7), milling:Lug in milling, controls size;Milling motor rack lug;Milling 57*57mm is shown in side light, and milling bent axle stand-off is left Side, model inspection;Facet before milling bent axle stand-off;
8), hole:Line φ 50mm hole and left side M6 hole;Strike off φ 12mm, hole φ 5.1mm, attacks M6-7H (left side); Bore pore φ 46mm;
9), bore hole:Heavy boring two hole, stays right boring surplus 3mm, must be with the fastening of M6*30 soket head cap screw;Workpiece is fixed on boring template On platform, boring φ 44mm holes, orifice chamfer;Boring template rotation 90, boring φ 50mm hole, left side strikes off, orifice chamfer;
10), pincers bore:Bored with drill jig and attack M20-7H screw transmission;Each hole on the right side of body attacked by pincers;Left with drill jig drilling and tapping machine body Side M8-7H brake hoop location hole;
11), bore and attack:M8mm locking hole attacked by pincers, strikes off φ 13mm, bores and attacks 2-M6 hole, strikes off φ 12mm;Back M8- attacked by brill 7H locking hole, strikes off φ 20mm;Motor cabinet fixing hole attacked by brill;Electric box hole attacked by brill;Case fixing hole attacked by brill and continuous apparatus are solid Determine hole M8-7H, deep 18mm;
12), milling:Fix the milling φ 44mm hole deviation groove of the notch with special base;Workpiece is upright, milling φ 50mm hole otch;Make M20 To crossbeam size, if any sand removal, mill;
13), paint:Scrape greasy spray baking finish;
14), level:Endoporus unhairing, level;
15), repair guide rail:Repair guide pass instrument with special, the good level in school, workpiece is pressed in correction guide level on fixture;
16), put in storage;
2nd, the making of workbench:
1), strand:HT200 casting hardness grade HB170~HB220;
2), anneal:Artificial aging;
3), shaping:Sand removal, unhairing, correction die cavity;
4), milling (plane):Milling takes into account upper and lower two faces of each lug position milling;
5), timeliness:Timeliness, removing stress;
6), milling (plane):Workpiece flat-nose pliers is clamping, even up, past face;Workpiece is pressed on milling machine table, plane in milling, puts Plain grinding surplus 0.5mm the little lug of milling afterbody and feed appliance connection position;
7), rule:By φ 60mm lug center, take profile into account, mark φ 38mm centrage, φ 35mm centrage《T-slot Centrage》And label setting-out;Draw φ 38mm hole line and φ 35mm hole line, the 12mm line of rabbet joint;Mark 2-M10-7H screw line by model; Mark 5-M5-7H hole line;
8), clamp hole:Bore pore φ 35mm bis- hole, be first drilled to 2- φ 8 hole, position as feeding installing hole and use;
Bore φ 35mm hole, chamfering 1.7*45;Boring φ 12mm and 2- φ 8 wire hole, electric hand drill bores φ 12mm hole;Brill is attacked 2-M10-7H hole and 5-M5-7H hole;Feed appliance connection screw 2-M10-7H attacked by brill;
9), milling:The groove milling wide 12mm depth long 90mm of 24mm bis-;Milling T groove reaches figure, with counterbit chamfering 1.2*45;Milling afterbody groove 12mm;
10), dig:Workpiece press-fits on cattle plane bench vertical plane, dig label lug face, plane switch base lug face it is desirable to Connect flat;
11), plain grinding bottom surface:Plain grinding bottom surface;
12), bore hole:Boring, chamfering 1.7*45;
13) milling:Rotary disk is levelling, smooths center, workpiece bottom device milling upward φ 60mm lug plane;
14), paint:Ground hole is sealed with M5*10 screw, greasy spray is scraped in workpiece is undressed surrounded surface and label face before paint Baking finish applies antirust paint and milk yellow paint with body with color bottom inner chamber and T groove;
15), grind table top:Repair bottom surface burr, mill table top reaches figure;
16), put in storage;
3rd, the making of column:
1), blanking:Cutting length φ 50*545mm;
2), become base:Upset φ 68mm effective length 20mm;
3), draw and account for centre bore V shape iron and even up blank, centre bore Type B hole φ 25mm is made at two ends between two parties;
4), rough turn:The rough turn short end of two ends thimble clamping, surplus 3mm;U-turn three-jaw card one end, another end thimble holds out against, rough turn Long end, surplus 3mm is it is allowed to stay black speck;
5), quenched:Quenched HB220~250, are only permitted the deflection upper limit;Oxide skin is removed;Alignment, flexural deformation must not exceed It is tempered behind 1mm school;
6), repair centre bore:Folder short end, long end thimble, vehicle commander end to φ 45.5mm is as row building shelves;One end three-jaw clamping, Another end takes center aperture frame, repaiies centre bore φ 3B type, measured length;
7), smart car:Two ends thimble is installed, smart car short end;U-turn smart car length end;
8), cutting thread:Successively u-turn cutting thread;
9), cylindrical grinding:Advanced study and training centre hole;Heart carrier for bolt crown φ 24mm end, another end is top to be installed, mill φ 38mm, φ 44mm Reach figure, by grinding φ 60mm end face;U-turn mill φ 24mm reaches figure, by grinding φ 44mm table top, controls length to reach figure;
10), put in storage:
4th, the making of ball screw:
1), blanking:Blanking φ 30*272mm, saw kerf gradient cannot be greater than 1mm;
2), rough turn:Rough turn, each shelves all stay allowance 3mm;
3), quenched:HB220-250;
4), alignment:Quenched rear alignment, deforms franchise 1mm, is tempered behind school;
5), smart car:Three-jaw card workpiece, puts down long end end face, makees φ 2.5B type centre bore, and outer unit light is gone out it is allowed to local is stayed Black speck;U-turn three-jaw card light goes out long end, and car short end end face determines overall length, makees φ 2.5B type centre bore;Two ends thimble is installed, car screw rod Escape, to φ 19.65~φ 19.7mm, length 193.5mm, is cut by the outer unit of shelves, the outer unit of car φ 28mm;U-turn thimble is installed, car φ 28*7mm, car φ 18mm shelves, cut grinding undercut, car φ 14mm, cutting thread shelves, to φ 11.75mm, cut escape;Three-jaw card φ 11.75mm, thimble top length end car M20-7g6g-L ring gauge is checked;U-turn, it is allowed to use screw die after car M12-8g basic forming;
6), milling milling half dollar keyway 4mm, deep 3.5mm;
7), put in storage;
5th, the making of crossbeam:
1), strand:HT200 casting hardness grade HB170~220
2), anneal:Foundry goods artificial aging;
3) shaping:Sand removal, unhairing, correction die cavity;
4), milling:Flat-nose pliers clamping, milling bottom surface;Upset beats out clamping, 24 grades of milling to 24.1;
5), account for pore:Mark hole position with model, account for pore 2- φ 21;
6), boring diplopore:On the basis of bottom surface, boring diplopore is to size, and chamfering, aperture φ 24mm;
7), account for mesopore:With diplopore positioning, account for mesopore to φ 17.90mm with accounting for mould, and chamfering;Fraising is to φ 18mm;
8), paint:Scrape greasy spray paint;
9), grind lug:Plain grinding 2-24 gives a hand, and controls thickness 24mm;
10), put in storage;
(4), the preparation of crankshaft component:
1st, the making of bent axle:
1), blanking:φ45*307;
2), pincers worker:V shape iron draws two ends bias 13mm center hole position;Drill centers A3 tetra- hole;
3), rough turn:Two ends thimble clamping, rough turn crank shelves, made allowance 4mm;Two ends switching center9 hole clamping, rough turn long end, Made allowance 3mm, because there being residual centre bore must split in Xia Dao, extended length 5mm;Reverse end for end rough turn short end, made allowance 3mm;
4), quenched;Quenched by hardening and tempering process requirement, hardness HB220-250 requires the upper limit;Alignment, correcting deformed, franchise 1mm, is tempered behind school;
5), smart car:Two ends thimble clamping, Che Pai building shelves;Three-jaw card short end, Da Pai building, split long end 5mm, make centre bore Become B4, make screw bottom outlet φ 5.1 and transmission φ 6.4*1.5, then with B4 centre drill again once;U-turn blocks long end, Da Pai building, fixed song Axle total length, repaiies centre bore and becomes B3;Two ends thimble clamping, successively reverses end for end vehicle commander, short end, stays grinding remaining by grinding surplus 0.2mm;Car The eccentric shelves of φ 42;Smart car crank shelves, made allowance 1mm, broadcasts fixture, correction car again, stays mill amount 0.6mm, open shelves and stay by grinding surplus 0.2mm;Cut jump-ring slot;
6), flaw detection is processed;
7), roughly grind:Center lapping;Two ends thimble clamping, each shelves are roughly ground in successively u-turn, put corase grind surplus 0.18-0.2mm, End face stays by grinding surplus 0.03 ± 0.01mm;Corase grind crank shelves, stay fine grinding surplus 0.2-0.25mm;
8), milling pincers:Crankshaft eccentric peak found accurately by flat board, V ferrum, amesdial, draws Woodruff key slots and keywayss position accordingly;Milling woodruff key Groove it should be noted that depth, because there being mill amount to deepen 0.1mm;Attack long end M6-7H;
9), aoxidize:External coordination D0.35-650, keyway and short end add set protection, and long end centre bore adds a cover protection, case hardness》 HV500;
10), cylindrical grinding:Lappingout centre bore;Grind long end, by face grinding, control jump-ring slot position;Mill short end, by face grinding control System opens a grade size;
11), grind crank:With mill eccentric fixture clamping, calibration, grind crank shelves, by grinding two side faces, control size;
12), car:Car short end side core shelves;
13), milling:Dividing head thimble clamping, milling four directions 16*16, unhairing after milling;
14), put in storage;
2nd, the making of flywheel:
1), strand:HT200;
2), anneal:Foundry goods is processed through artificial aging;
3), car:Three-jaw card φ 85mm, car φ 250mm end face, outer unit, φ 52mm end face, outer unit and outside concave surface;U-turn The outer unit of card φ 250mm, car, the outer unit of φ 85mm, end face and φ 210 concave surface;Rough turn endoporus;φ 64mm depth 15.5mm, 31.5mm Wear;Cut belt grooves;0 type, wide 10mm, deep 10mm;Notch chamfered edge;Smart car endoporus φ 65mm depth 16mm, φ 32mm, chamfering;
4), repair:Wear cone plug to repair φ 250mm end face, outer unit and outside inner edge;
5), bore fabrication hole:Drill jig bores φ 4mm tri- hole;
6), bore oilhole:Bore φ 8mm lubricating cup hole, bore and attack M5-7H;
7), it is press-fitted:In clutch outer press-in flywheel, tighten hexagonal cylindrical end holding screw in M5*12;
8), paint:Exocarpium Citri Rubrum colored paint is dried in spray;
9), put in storage;
3rd, the making of connecting rod:
1), cast:Casting hardness grade HB170-220;
2), anneal:Foundry goods carries out artificial aging process;
3), shaping:Sand removal, unhairing, recontour;
4), rule:Overall white powder;Workpiece keeps flat, smooths, pulls out centrage, and marks 27 side dimension lines, puts more than 1m Amount;Workpiece is edge-on, draws centrage, is allowed to and b road central axis, marks 44 Hough lines;Take into account connecting rod lower surface center;Workpiece Uprightly, alignment b, c centrage, draws Hough line plane line and 58 dimension lines;
5), milling (plane) Hough:Folder put down by workpiece flat-nose pliers, by centrage smoothing, milling one side;Correction flat-nose pliers, workpiece is upright Clamping, smooths Hough line, and uses square ruler checking centrage, mills out Hough seam, and note avoids weldering, lid pairing;Workpiece stands upside down, milling 58 chi Very little line puts the surplus 1mm to 59mm that repairs;
6), combine:Draw 56 lines by Hough center, note is avoided symmetrically, joins brill tapping and combines, tight with M8*25 soket head cap screw Gu;Repair centrage, mark 27mm thickness and 74mm wide line;
7), milling (plane) profile:Flat-nose pliers is installed, and evens up centrage, milling two face to 27mm;Workpiece horizontal flat-nose pliers clamping, Even up centrage, milling both sides to 27mm;
8), fasten:Revise die cavity, fastening screw;
9), plain grinding:Plain grinding two plane is to size 27mm;Workpiece flat-nose pliers clamping, plain grinding two sides to 74mm, note is avoided and is breathed out Husband face vertical and symmetrical with Hough centrage;
10), rule:Mark φ 33mm and φ 41mm Vehicle Processing line by Hough center;By in Hough center and 27mm thickness The heart marks M16*1.5 processing line;
11), car mesopore:Dress floral disc, device car mesopore Special disc, correction center on floral disc;Work-sheet pressing is in disk On, by line correction center, car φ 33mm, car φ 41mm controlling depth 2.5mm, chamfering;Workpiece stands up with the insertion of φ 33mm plug Positioning, compression extracts plug out, and car φ 41mm controls 22mm, chamfering;
12), car screw:Dress floral disc, the special angle bar in device tailstock hole on floral disc, calibration;By workpiece on angle bar plug Compression, calibration screw line center, hole φ 14.5mm《With φ 12mm boring, then with φ 14.5mm drill bit reaming;Car M16* 1.5-7H permission screw tap is stopped root;Repair end face, controls size 58mm, chamfering;
13), bore oilhole:Strike off φ 12mm by connecting rod cap center, brill is attacked lubricating cup oilhole and reached figure;
14), paint:Green surface japanning is homochromy with body;
15), put in storage;
4th, the making of upper and lower bearing shell:
1), strand:ZQSn6-6-3 circle copper rod φ 45*600mm;
2), car:To φ 4.2mm, hole the outer unit of car φ 22mm;Planar end surface, in-car hole to φ 24.5mm, the outer unit of car to φ 40.5mm;Car φ 33mm, long 22mm, 3mm side controls, smart car endoporus φ 25mm, chamfering R2;Cut off, long 29mm;Use Hough fixture Planar end surface, controls 28mm, chamfered bore R2;
3), print:Take either end facet, beat steel seal one;
4), wire cutting:Centering is cut open, notes symmetry, cuts open seam and should pass through steel seal, is tied up in pairs with thin galvanized wire after cutting open;
5), put in storage;
5th, the making of brake:
1), strand:HT200;
2), anneal:Foundry goods artificial aging;
3), milling (plane):Flat-nose pliers clamping, smoothing milling one side, note symmetrical size;Upset beats out milling another side, thickness 25.5mm;Milling lower planes reach figure;Milling trailing flank reaches figure;
4), car:Chuck clamping, scribe alignment car φ 40mm;Surface light goes out, and controls 25mm;
5), pincers bore:Brill attacks M6,3mm, strikes off φ 12mm depth 0.5mm, bores φ 13mm depth 17mm, bores φ 9mm, bore and attack M8- 7H;Bore φ 16mm and control the long 15mm of φ 10mm, bore φ 10mm pre- hole φ 9.8mm, cut with scissors to φ 10mm;
6), milling:2mm blade milling is opened;
7), paint:Green surface scrapes greasy spray baking finish, notes antirust;
8), put in storage:Machined surface painting is put in storage;
6th, the making of hexagonal cam:
1), blanking:Blanking φ 2*126;
2), anneal:Annealing, is heated to 750-770 DEG C, is cooled to isothermal when 640 DEG C;Cool down in stove, hardness after annealing ≤HB187;
3), car:Three-jaw is installed face work, and hole φ 20mm, and turning is to φ 40.1mm in-car hole to φ 21.5mm, chamfering 1.5*45 °, print, cut F by 17mm length;Recall to face work, determine thickness 16.4 ± 0.05mm, 1.5*45 ° of interior angle of spot hole
4), plain grinding:On the basis of printing surface, plain grinding one side;
5), milling hexagonal:Plug wears six, index dial clamping, milling hexagonal, opposite side size 36.6-36.7mm
6), insert:Slot 5mm, deep 2.5mm, note symmetry;
7), quench:Quenching HRC60-65, detects a flaw after quenching;
8), plain grinding:Plain grinding two face reaches figure;
9), interior mill:Calibration plane, grinding out reaches figure, with plane verticality 0.010, size φ 22H7, internal control φ 22mm;
10), grind hexagonal:Ground with special fixture hexahedro, control symmetry;
11), cylindrical grinding:Punching rod milling is cylindrical;
12), put in storage;
7th, the making of shaft coupling:
1), blanking:Blanking φ 75*40;
2), car:Three-jaw clamping planar end surface bores endoporus φ 32mm, turning to φ 70.5mm, long 32mm, car φ 51mm length 16.3 ± 0.05mm, tank car transmission shelves φ 41mm, to φ 39mm, is drawn in in-car hole, long 16.8mm smart car endoporus to 39.4mm, 2*45 ° of angle, smart car φ 70mm shelves are to size;The card φ 51mm that turns around develops, planar end surface, determines overall length 36.6mm, and car φ 48mm is long 6.3mm, inside and outside chamfering 2*45 °;
3), plain grinding:On the basis of φ 51mm end face, plain grinding φ 48mm end face, control size 20mm;Turn-over grinds another side, Reach figure size 36mm;
4), milling breach:With rotary table and clamping with three-jaw chuck, scroll chuck center must be corrected with the centre of gyration; Workpiece three-jaw clamping, with φ 80/ φ 27*8 face and side cutter, is corrected milling cutter two sides center and is overlapped with workpiece centre, Ran Hougong Station transverse shifting 0.2mm locks, milling 8.4mm groove, deep 16mm, milling two groove, and to wearing, revolution in six times is divided equally, control flume Wide size 8.4mm;Deburring is repaiied after milling;
5), milling flange:Dividing head is upright, cored rod, and frock is installed and notes six breach directions;In milling cutter alignment pieces The heart, roll setting at 45 ° of control;With hand dividing head handle, milling is to size for dividing head change-speed gearing;
6), clamp:Revise and gradually open flange, be allowed to clear angle, faying face smoothly transits;M3-7H and φ 6mm lubricating cup hole is attacked in chamfering bit, Chisel oil groove is connected;Smoothing profile, chamfered edge reaches roughness;
7), heat treatment:Notch part quenching HRC40-50;Surface blackening is processed;
8), interior mill:Frock clamping, mill endoporus reaches φ 40mm;
9), put in storage;
8th, the making of axle sleeve:
1), blanking:Blanking φ 65*33mm, saw kerf gradient must not exceed 1.2mm;
2), car:Three-jaw is installed, face work, turning φ 60.3 ± 0.05mm, accounts for hole φ 20mm;In-car hole φ 21.5mm, Chamfering 1.5*45 °, car φ 40.3 ± 0.05mm length 20.1mm, the long 1.6mm of car 32mm, cuts grinding undercut;U-turn is by paperback folder, car End face control 30.3 ± 0.05mm, interior 1.3*45 °;
3), insert:Slot, deep 2.5mm
4), account for and attack:Account for and attack M3-7H;
5), quench:HRC40-45;
6), plain grinding:Face φ 60mm end face on the basis of small end, notes looking after size 10mm;Another side after turn-over, controls chi Very little 30mm;
7), interior mill:Smoothing end face, grinds endoporus φ 22mm;
8), outer mill:Punching rod face, by φ 60mm end face, controls 10mm, φ 60mm is cylindrical for mill
9), put in storage;
9th, the making of copper bush:
1), strand:Strand ZQSn6-6-3, bar φ 45*330mm;
2), car:Three-jaw folder is cylindrical, and turning, to φ 39mm, accounts for hole φ 20.5mm;Face work, in-car hole φ 21.5mm is deep 53mm, draws oil groove;Smart car endoporus φ 22mm, the turning of falling R2.5 φ 38mm, chamfering 1*45 °;Cut off by 51mm length;U-turn is flat End face, determines total length, the R2.54 of falling endoporus, cylindrical 1*45 °;
3), account for oilhole:Find oil groove accurately, account for oilhole φ 3mm, 90 °, unhairing;
4), put in storage;
10th, the making of clutch outer:
1), blanking:Blanking φ 60*14mm, otch gradient must not exceed 1.5mm, is swaged into shape;
2), anneal:It is heated to 810~830mm, be incubated 1.5~2 hours, be cooled to 690~720 DEG C of isothermal 2-3 hours, It is cooled to 600 DEG C, hardness HB179-207 after in the air cooling annealing in stove;
3), car:Three-jaw card is cylindrical, face work, turning to φ 65.45mm;In-car hole is to φ 51.3~φ 51.4mm, interior 2*45 ° of outer rounded corner, and print;U-turn face work, determines thickness 16.5~16.6, chamfering 2*45 °;
4), milling:Milling flat gesture, notes mill amount, unhairing after milling;
5), quench:Quenching, is heated to 810~840 DEG C, oil cooling temperature 170-190 DEG C hardness HRC58-62, after quenching Flaw detection;
6), plain grinding;Benchmark, mill one side are done with printing surface, notes controlling chamfering angle size;Turn-over grinds another side, controls thickness 16.2±0.055mm;
7), interior mill:Press-fit on mill internal clamp, correction center, mill endoporus to φ 52mm;
8), outer mill:Wear special core rod cylindrical grinding to φ 65mm;
(6), part assembling:
1st, airframe components assembling:
1), level:Each part unhairing, chamfered edge, level screw;Scrape off excess paint and putty
2), clean:Diesel oil cleans each part;After washing, each part must not remain fluid;
3), nameplate:Nail nameplate;Nameplate steel seal must be clear, the smooth no crooked loosening phenomenon of nameplate;
4), the defeated combination of crossbeam handss:Ball screw loads crossbeam, fills M20 nut;Accompany 4mm woodruff key, dress handwheel upper end is used M12 nut shimming is fixed;Crossbeam and ball screw apolegamy or correction, make crossbeam φ 30mm upper surface and handwheel φ 30mm, under There is gap 0.05~0.10mm it is ensured that flexible rotation between end face;
5), fill column:Dress column lower nut;Installation body, body reduces as far as possible, and tightens column lower nut;Column and work Station apolegamy is it is desirable to fit clearance 0.03~0.04mm;It should be noted that 30 ° of directions are seal faces during column lower nut dress;
6), fill crossbeam handwheel:Traction machine body lifts, and checks lifting motility, treats that body rises to peak, spiral shell on dress column Mother simultaneously tightens;The apolegamy of crossbeam and column is it is desirable to fit clearance 0.03~0.05mm;It should be noted that 30 ° during column top nut dress, direction It is seal face;
7), fill soket head cap screw:Dress M8*30 soket head cap screw;Dress M6*25 square toes cylinder end clamping fixed screw, with fashionable dress M6 Jam nut, fills M6*22 square toes cylinder end clamping fixed screw, with fashionable dress M6 jam nut;
8), fill stud:Dress AM8*35 stud, M8 acorn nut shimming φ 8mm turns upper machine body;
9), shock mount lid lubricating cup:Dress 6mm spring lubricating cup;Plus 20# machine oil;Lubricating cup is matched, and lid mouth is forward;
2nd, the assembling of crankshaft component:
1), level:Each part unhairing, chamfered edge, scrape off unnecessary paint and putty;
2), repair and scrape:Join copper bush and scrape it is allowed to repair;Prepare dynamic bushing woodruff key, make location hole;Join axle sleeve and hexagonal cam Woodruff key;
3), connecting rod assembling:Bearing shell prints separately up and down, removes flash removed;Connecting rod cover connecting rod prints separately, levels;Upper and lower axle Watt take print and load connecting rod in the same direction, make positioning post holes, positioning, do oilhole;Chisel oil groove, digs refuse chute, unhairing;Scrape the bearing;Up and down Bearing shell is scraped by crankshaft crank shelves, reaches 10~12 points/25mm*25mm (checking by blueing check) and keeps gap 0.02mm;
4), flywheel assembling:Press-in clutch outer, fills Positioning screw, notes planar alignment screw during dress, loads flywheel shaft Set, uses glue bonding;Flywheel axle sleeve axle of writing music for a song is scraped it is allowed to repair;Flywheel axle sleeve is matched with flywheel, keeps gap 0.02~0.03mm Bonding;Flywheel axle of writing music for a song should ensure that activity, and gap is not more than 0.02mm;
5), clean:Cleaning of Parts;Wash Hou Gebu and must not remain fluid;
6), bent axle loads onto body, dress left and right copper sheathing, be aligned oilhole locking M8*30 screw;Dress braking bushing, holding screw M5*8 positions;Axle sleeve, shaft coupling dress φ 0.6*5*65 extension spring;Dress axle sleeve, hexagonal cam, shaft coupling;Peak at crankshaft eccentric, Shaft coupling operating crank backing pin positions, and fills six rollers;Dress flywheel
7), connecting rod:Load bar;
8), packing ring:Measurement adjustment gasket thickness, selectes;Debug whole packing ring, circlip for shaft;Dress end cap
Ensure flywheel flexible rotation, fluent, axial float is less than 0.15mm, and end cap is matched;
9), brake:Dress brake simultaneously fastens, and fills M10*45 soket head cap screw, and (brake force) brake M8* is tightly sent in adjustment After 30 lock-screws loosen, answer brakeless resistance;
10), lubricating cup:Dress φ 8mm, φ 6mm lubricating cup;
11), machine oil:Each portion adds 20# machine oil;
3rd, the assembling of slider part:
1), slide block joins guide rail:Guide rail and slide block press left and right directions facing-up;The reconditioning back side after slide block and track combination;Guide rail Chamfering 1*45 °;Slide block guide rail, the equal chamfered edge of mould briquetting is leveled;Slide block loaded onto by mould briquetting, must first clean;Left and right rail is scraped and is stroked Inspection, contact point cannot be less than 10~13 points/25*25mm;Guide rail combines inspection after reconditioning, rail back and slide block bottom with slide block The perpendicularity of plane must assure that《0.015mm;
2), clean:Ball screw to ball bowl, spherical cover plate by print lappingout, grind afterwash;Lappingout afterwash painting process Check, contact area cannot be less than 60% should contacting;
3), clean:Cleaning of Parts;Wash Hou Gebu and must not remain fluid;
4), install:Dress ball bowl, ball screw, spherical cover plate, fastening spiro loop, M4*10 button-headed screw, adjustment bulb is tight Pine, locking;Dress guide rail rotary sleeve lubricating cup;Dress M16*1.5 hex nut, smoothing plane is upward;Slide block jointed connecting rod;Dress guide rail is solid Fixed;Dress knockout screw M8*20 square toes cylinder holding screw;Bulb answers flexible rotating, must not different card phenomenon, during up and down motion, Must not there is obvious gap;Lubricating cup is matched, and tank filler sleeve should be forward;
5), machine oil:Plus 20# machine oil.

Claims (1)

1. a kind of preparation method of table press is it is characterised in that carry out according to the following steps:
(1), structure composition:
Including workbench (1), the top of workbench (1) is provided with some columns (2), and column (2) is upper to cover organism (3), body (3) In be provided with slider part (4), the top of slider part (4) is provided with crankshaft component (5), is provided with bulb spiral shell between the top of column (2) Bar (6), the top of ball screw (6) is provided with handwheel (7), and crankshaft component (5) linkage ball screw (6) is to bottom offset, bulb spiral shell Bar (6) stretches in slider part (4), and ball screw (6) drives slider part (4) upper and lower displacement;
(2), slider part preparation:
1st, the making of slide body:
Slide body triangle muscle need to be wear-resisting, and scrapes to revise its precision through shovel, from foundry goods HT200 material;Artificial aging after strand, And sand removal correction die cavity;First clamping reasonable in the big vertical milling of metalworking workshop mills blank allowance, triangle muscle face is put and repaiies milling surplus 1mm, 300~350 turns every point of big vertical milling milling head rotating speed;With surface grinding machine wear smooth block back datum level, every point of grinder wheel rotating speed 500~600 turns, grinding wheel graininess 60;Fixture clamping corrects, with milling machine finish-milling triangle muscle 1mm surplus so that the triangle on slide block two side Muscle is symmetrical, and its symmetry is not more than 0.03mm;Do benchmark with triangle muscle, vehicle clamper clamping corrects, car mould briquetting hole, lathe main 550~600 turns of every point of rotating speed;Processing rear slider body is combined with car mould briquetting, and the two is fastened with soket head cap screw, must not pine Dynamic;After combination, automobile clamper is filled on lathe floral disc and corrects, turning shank hole, shank hole is with slide body plane perpendicular degree not More than 0.02mm, reverse end for end car ball bowl hole, 600~700 turns every point of lathe spindle rotating speed;Slide body, when complete machine tool assembles, needs Match with two side rails, triangle muscle face scraped by shovel;Slide body guide pass is done with electric spark, improves wearability;Warehouse is deposited and is answered oiling Antirust;
2nd, mould briquetting makes:
Mould briquetting is loaded into the part of slide block pairing combination, material selection HT200, and strand becomes bar, artificial aging after casting, car Size and end face measured length during processing, 550~600 turns every point of lathe spindle rotating speed, soket head cap screw hole is bored in pincers worker, uses Soket head cap screw and slide block fasten integral, processing shank hole after combining with slide body;
3rd, left and right rail makes:
Left and right rail need to be wear-resisting, and material equally selects HT200, artificial aging after strand, first uses milling machine milling side, then use during metalworking Flat stone mill grinding four sides, 500~600 turns every point of plain grinding grinding wheel speed, grinding wheel graininess 60;Load profile milling cutter in ten thousand milling main shafts, Oilhole, milling oil groove are bored in milling V-shaped groove, ten thousand 250~300 turns of every point of the milling speeds of mainshaft, then pincers worker, and during assembling and slide block pairing, V scraped by shovel Type groove face, electric spark improves wearability;
4th, ball screw makes:
Ball screw is the major part of connection sliding block and connecting rod, plays the effect of transmission power, material selection 40Cr, need to be adjusted Matter is processed, lathe turning end of thread ball end, and the changeover portion of the two, and 600~700 turns every point of lathe rotating speed uses little vertical milling afterwards Milling hex surface, 450~500 turns every point of milling head rotating speed;Mutually grind machine using special, bulb is ground with the pairing of ball bowl, makes the two There is more than 50 percent contact area;Bulb part needs selective hardening, hardness HRC45~50;
5th, ball bowl, spherical cover plate make:
Ball bowl, spherical cover plate and ball screw mutually grind, and need extremely abrasive, from QT500-7 spheroidal graphite cast-iron, strand becomes bar people Man-hour effect, size and end face, car bowl face shapes, 650~700 turns every point of lathe rotating speed, the upper and lower biend of plain grinding, flat stone mill 500~600 turns of every point of grinding wheel speed of bed;Using mutually grinding machine, ball bowl and ball screw facing-up, contact area 50 percent with On;
(3), the preparation of airframe components:
1st, the making of body:
1), strand:HT200 casting hardness grade HT170~HB220;
2), anneal:Foundry goods artificial aging;
3), shaping:At sand removal, unhairing, correction shape, polishing are uneven;
4), rule:The white powder of workpiece;Workpiece horizontal, even up upright opening, mark centre bore and planing line, centerline hole is to square Blank leading edge a size of 27 ± 0.5mm;Workpiece is edge-on, calibrate two upright opening centers, take into account 150 liang of outsides, mark centrage and All plane lines;Workpiece is upright, calibrates angle square, marks horizontal centerline hole and upper bottom surface planing line;
5), dig;Workpiece paperback, in flat-nose pliers, smooths centrage, controlling depth 23mm;Homogeneous clamping, digs spring base lug and rises Fixed handle lug;Homogeneous clamping, digs 51-48-51 bent axle stand-off both ends of the surface, uses clamp control centre, and lug plane before digging 51, Dress brake end face, puts surplus 0.5mm;
6), milling:Work is pressed on dedicated platform, and surplus 0.5mm is put in left-external side in the milling back side;
7), milling:Lug in milling, controls size;Milling motor rack lug;Milling 57*57mm is shown in side light, on the left of milling bent axle stand-off, sample Plate checks;Facet before milling bent axle stand-off;
8), hole:Line φ 50mm hole and left side M6 hole;Strike off φ 12mm, hole φ 5.1mm, attacks M6-7H (left side);Bore hair Hole φ 46mm;
9), bore hole:Heavy boring two hole, stays right boring surplus 3mm, must be with the fastening of M6*30 soket head cap screw;Workpiece is fixed on boring template platform On, boring φ 44mm holes, orifice chamfer;Boring template rotation 90, boring φ 50mm hole, left side strikes off, orifice chamfer;
10), pincers bore:Bored with drill jig and attack M20-7H screw transmission;Each hole on the right side of body attacked by pincers;On the left of drill jig drilling and tapping machine body M8-7H brake hoop location hole;
11), bore and attack:M8mm locking hole attacked by pincers, strikes off φ 13mm, bores and attacks 2-M6 hole, strikes off φ 12mm;Back M8-7H lock attacked by brill Tieholen, strikes off φ 20mm;Motor cabinet fixing hole attacked by brill;Electric box hole attacked by brill;Brill attacks case fixing hole and continuous apparatus fixing hole M8-7H, deep 18mm;
12), milling:Fix the milling φ 44mm hole deviation groove of the notch with special base;Workpiece is upright, milling φ 50mm hole otch;Make M20 to horizontal stroke Beam size, if any sand removal, mills;
13), paint:Scrape greasy spray baking finish;
14), level:Endoporus unhairing, level;
15), repair guide rail:Repair guide pass instrument with special, the good level in school, workpiece is pressed in correction guide level on fixture;
16), put in storage;
2nd, the making of workbench:
1), strand:HT200 casting hardness grade HB170~HB220;
2), anneal:Artificial aging;
3), shaping:Sand removal, unhairing, correction die cavity;
4), milling (plane):Milling takes into account upper and lower two faces of each lug position milling;
5), timeliness:Timeliness, removing stress;
6), milling (plane):Workpiece flat-nose pliers is clamping, even up, past face;Workpiece is pressed on milling machine table, plane in milling, sets level mill Surplus 0.5mm the little lug of milling afterbody and feed appliance connection position;
7), rule:By φ 60mm lug center, take profile into account, mark φ 38mm centrage, φ 35mm centrage《T-slot center Line》And label setting-out;Draw φ 38mm hole line and φ 35mm hole line, the 12mm line of rabbet joint;Mark 2-M10-7H screw line by model;Mark 5-M5-7H hole line;
8), clamp hole:Bore pore φ 35mm bis- hole, be first drilled to 2- φ 8 hole, position as feeding installing hole and use;Bore φ 35mm hole, Angle 1.7*45;Boring φ 12mm and 2- φ 8 wire hole, electric hand drill bores φ 12mm hole;Brill attacks 2-M10-7H hole and 5-M5-7H hole; Feed appliance connection screw 2-M10-7H attacked by brill;
9), milling:The groove milling wide 12mm depth long 90mm of 24mm bis-;Milling T groove reaches figure, with counterbit chamfering 1.2*45;Milling afterbody groove 12mm;
10), dig:Workpiece press-fits on cattle plane bench vertical plane, digs label lug face, plane switch base lug face is it is desirable to connect flat;
11), plain grinding bottom surface:Plain grinding bottom surface;
12), bore hole:Boring, chamfering 1.7*45;
13) milling:Rotary disk is levelling, smooths center, workpiece bottom device milling upward φ 60mm lug plane;
14), paint:Ground hole is sealed with M5*10 screw, greasy spray baking finish is scraped in workpiece is undressed surrounded surface and label face before paint Apply antirust paint and milk yellow paint with body with color bottom inner chamber and T groove;
15), grind table top:Repair bottom surface burr, mill table top reaches figure;
16), put in storage;
3rd, the making of column:
1), blanking:Cutting length φ 50*545mm;
2), become base:Upset φ 68mm effective length 20mm;
3), draw and account for centre bore V shape iron and even up blank, centre bore Type B hole φ 25mm is made at two ends between two parties;
4), rough turn:The rough turn short end of two ends thimble clamping, surplus 3mm;U-turn three-jaw card one end, another end thimble holds out against, rough turn length End, surplus 3mm is it is allowed to stay black speck;
5), quenched:Quenched HB220~250, are only permitted the deflection upper limit;Oxide skin is removed;Alignment, flexural deformation must not exceed 1mm school After be tempered;
6), repair centre bore:Folder short end, long end thimble, vehicle commander end to φ 45.5mm is as row building shelves;One end three-jaw clamping, another end Take center aperture frame, repair centre bore φ 3B type, measured length;
7), smart car:Two ends thimble is installed, smart car short end;U-turn smart car length end;
8), cutting thread:Successively u-turn cutting thread;
9), cylindrical grinding:Advanced study and training centre hole;Heart carrier for bolt crown φ 24mm end, another end is top to be installed, and mill φ 38mm, φ 44mm reach figure, By grinding φ 60mm end face;U-turn mill φ 24mm reaches figure, by grinding φ 44mm table top, controls length to reach figure;
10), put in storage:
4th, the making of ball screw:
1), blanking:Blanking φ 30*272mm, saw kerf gradient cannot be greater than 1mm;
2), rough turn:Rough turn, each shelves all stay allowance 3mm;
3), quenched:HB220-250;
4), alignment:Quenched rear alignment, deforms franchise 1mm, is tempered behind school;
5), smart car:Three-jaw card workpiece, puts down long end end face, makees φ 2.5B type centre bore, and outer unit light is gone out it is allowed to black speck is stayed in local; U-turn three-jaw card light goes out long end, and car short end end face determines overall length, makees φ 2.5B type centre bore;Two ends thimble is installed, outside car screw rod shelves Escape, to φ 19.65~φ 19.7mm, length 193.5mm, is cut by unit, the outer unit of car φ 28mm;U-turn thimble is installed, car φ 28* 7mm, car φ 18mm shelves, cut grinding undercut, car φ 14mm, cutting thread shelves, to φ 11.75mm, cut escape;Three-jaw card φ 11.75mm, thimble top length end car M20-7g6g-L ring gauge is checked;U-turn, it is allowed to use screw die after car M12-8g basic forming;
6), milling milling half dollar keyway 4mm, deep 3.5mm;
7), put in storage;
5th, the making of crossbeam:
1), strand:HT200 casting hardness grade HB170~220
2), anneal:Foundry goods artificial aging;
3) shaping:Sand removal, unhairing, correction die cavity;
4), milling:Flat-nose pliers clamping, milling bottom surface;Upset beats out clamping, 24 grades of milling to 24.1;
5), account for pore:Mark hole position with model, account for pore 2- φ 21;
6), boring diplopore:On the basis of bottom surface, boring diplopore is to size, and chamfering, aperture φ 24mm;
7), account for mesopore:With diplopore positioning, account for mesopore to φ 17.90mm with accounting for mould, and chamfering;Fraising is to φ 18mm;
8), paint:Scrape greasy spray paint;
9), grind lug:Plain grinding 2-24 gives a hand, and controls thickness 24mm;
10), put in storage;
(4), the preparation of crankshaft component:
1st, the making of bent axle:
1), blanking:φ45*307;
2), pincers worker:V shape iron draws two ends bias 13mm center hole position;Drill centers A3 tetra- hole;
3), rough turn:Two ends thimble clamping, rough turn crank shelves, made allowance 4mm;Two ends switching center9 hole clamping, rough turn long end, stay remaining Amount 3mm, because there being residual centre bore must split in Xia Dao, extended length 5mm;Reverse end for end rough turn short end, made allowance 3mm;
4), quenched;Quenched by hardening and tempering process requirement, hardness HB220-250 requires the upper limit;Alignment, correcting deformed, franchise 1mm, school After be tempered;
5), smart car:Two ends thimble clamping, Che Pai building shelves;Three-jaw card short end, Da Pai building, split long end 5mm, become B4 as centre bore, Make screw bottom outlet φ 5.1 and transmission φ 6.4*1.5, then with B4 centre drill again once;U-turn blocks long end, Da Pai building, determines bent axle complete Long, repair centre bore and become B3;Two ends thimble clamping, successively reverses end for end vehicle commander, short end, stays grinding remaining by grinding surplus 0.2mm;Car φ 42 Eccentric shelves;Smart car crank shelves, made allowance 1mm, broadcasts fixture, correction car again, stays mill amount 0.6mm, open shelves and stay by grinding surplus 0.2mm;Cut jump-ring slot;
6), flaw detection is processed;
7), roughly grind:Center lapping;Two ends thimble clamping, each shelves are roughly ground in successively u-turn, put corase grind surplus 0.18-0.2mm, end face Stay by grinding surplus 0.03 ± 0.01mm;Corase grind crank shelves, stay fine grinding surplus 0.2-0.25mm;
8), milling pincers:Crankshaft eccentric peak found accurately by flat board, V ferrum, amesdial, draws Woodruff key slots and keywayss position accordingly;Milling Woodruff key slots and keywayss, should Note depth, because there being mill amount to deepen 0.1mm;Attack long end M6-7H;
9), aoxidize:External coordination D0.35-650, keyway and short end add set protection, and long end centre bore adds a cover protection, case hardness》 HV500;
10), cylindrical grinding:Lappingout centre bore;Grind long end, by face grinding, control jump-ring slot position;Mill short end, controls by face grinding and opens Shelves size;
11), grind crank:With mill eccentric fixture clamping, calibration, grind crank shelves, by grinding two side faces, control size;
12), car:Car short end side core shelves;
13), milling:Dividing head thimble clamping, milling four directions 16*16, unhairing after milling;
14), put in storage;
2nd, the making of flywheel:
1), strand:HT200;
2), anneal:Foundry goods is processed through artificial aging;
3), car:Three-jaw card φ 85mm, car φ 250mm end face, outer unit, φ 52mm end face, outer unit and outside concave surface;U-turn card φ The outer unit of 250mm, car, the outer unit of φ 85mm, end face and φ 210 concave surface;Rough turn endoporus;φ 64mm depth 15.5mm, 31.5mm wears;Cut Belt grooves;0 type, wide 10mm, deep 10mm;Notch chamfered edge;Smart car endoporus φ 65mm depth 16mm, φ 32mm, chamfering;
4), repair:Wear cone plug to repair φ 250mm end face, outer unit and outside inner edge;
5), bore fabrication hole:Drill jig bores φ 4mm tri- hole;
6), bore oilhole:Bore φ 8mm lubricating cup hole, bore and attack M5-7H;
7), it is press-fitted:In clutch outer press-in flywheel, tighten hexagonal cylindrical end holding screw in M5*12;
8), paint:Exocarpium Citri Rubrum colored paint is dried in spray;
9), put in storage;
3rd, the making of connecting rod:
1), cast:Casting hardness grade HB170-220;
2), anneal:Foundry goods carries out artificial aging process;
3), shaping:Sand removal, unhairing, recontour;
4), rule:Overall white powder;Workpiece keeps flat, smooths, pulls out centrage, and marks 27 side dimension lines, puts 1m surplus;Work Part is edge-on, draws centrage, is allowed to and b road central axis, marks 44 Hough lines;Take into account connecting rod lower surface center;Workpiece is upright, Alignment b, c centrage, draws Hough line plane line and 58 dimension lines;
5), milling (plane) Hough:Folder put down by workpiece flat-nose pliers, by centrage smoothing, milling one side;Correction flat-nose pliers, the upright clamping of workpiece, Smoothing Hough line, and use square ruler checking centrage, mill out Hough seam, note avoids weldering, lid pairing;Workpiece stands upside down, milling 58 dimension line Put the surplus 1mm to 59mm that repairs;
6), combine:Draw 56 lines by Hough center, note is avoided symmetrically, joins brill tapping and combines, with the fastening of M8*25 soket head cap screw;Repair Centrage, marks 27mm thickness and 74mm wide line;
7), milling (plane) profile:Flat-nose pliers is installed, and evens up centrage, milling two face to 27mm;Workpiece horizontal flat-nose pliers clamping, evens up Centrage, milling both sides to 27mm;
8), fasten:Revise die cavity, fastening screw;
9), plain grinding:Plain grinding two plane is to size 27mm;Workpiece flat-nose pliers clamping, plain grinding two sides to 74mm, note is avoided and Hough face Vertical and symmetrical with Hough centrage;
10), rule:Mark φ 33mm and φ 41mm Vehicle Processing line by Hough center;Draw with 27mm mid-depth by Hough center Go out M16*1.5 processing line;
11), car mesopore:Dress floral disc, device car mesopore Special disc, correction center on floral disc;Work-sheet pressing, on disk, is pressed Line correction center, car φ 33mm, car φ 41mm controlling depth 2.5mm, chamfering;Workpiece stands up and inserts positioning with φ 33mm plug, Compression extracts plug out, and car φ 41mm controls 22mm, chamfering;
12), car screw:Dress floral disc, the special angle bar in device tailstock hole on floral disc, calibration;Workpiece is compressed on angle bar plug, Calibration screw line center, hole φ 14.5mm《With φ 12mm boring, then with φ 14.5mm drill bit reaming;Car M16*1.5-7H Permission screw tap is stopped root;Repair end face, controls size 58mm, chamfering;
13), bore oilhole:Strike off φ 12mm by connecting rod cap center, brill is attacked lubricating cup oilhole and reached figure;
14), paint:Green surface japanning is homochromy with body;
15), put in storage;
4th, the making of upper and lower bearing shell:
1), strand:ZQSn6-6-3 circle copper rod φ 45*600mm;
2), car:To φ 4.2mm, hole the outer unit of car φ 22mm;Planar end surface, in-car hole to φ 24.5mm, the outer unit of car to φ 40.5mm;Car φ 33mm, long 22mm, 3mm side controls, smart car endoporus φ 25mm, chamfering R2;Cut off, long 29mm;Use Hough fixture Planar end surface, controls 28mm, chamfered bore R2;
3), print:Take either end facet, beat steel seal one;
4), wire cutting:Centering is cut open, notes symmetry, cuts open seam and should pass through steel seal, is tied up in pairs with thin galvanized wire after cutting open;
5), put in storage;
5th, the making of brake:
1), strand:HT200;
2), anneal:Foundry goods artificial aging;
3), milling (plane):Flat-nose pliers clamping, smoothing milling one side, note symmetrical size;Upset beats out milling another side, thickness 25.5mm; Milling lower planes reach figure;Milling trailing flank reaches figure;
4), car:Chuck clamping, scribe alignment car φ 40mm;Surface light goes out, and controls 25mm;
5), pincers bore:Brill attacks M6,3mm, strikes off φ 12mm depth 0.5mm, bores φ 13mm depth 17mm, bores φ 9mm, bore and attack M8-7H;Bore φ 16mm controls the long 15mm of φ 10mm, bores φ 10mm pre- hole φ 9.8mm, cuts with scissors to φ 10mm;
6), milling:2mm blade milling is opened;
7), paint:Green surface scrapes greasy spray baking finish, notes antirust;
8), put in storage:Machined surface painting is put in storage;
6th, the making of hexagonal cam:
1), blanking:Blanking φ 2*126;
2), anneal:Annealing, is heated to 750-770 DEG C, is cooled to isothermal when 640 DEG C;Cool down in stove, hardness after annealing≤ HB187;
3), car:Three-jaw is installed face work, and hole φ 20mm, and turning is to φ 40.1mm in-car hole to φ 21.5mm, chamfering 1.5* 45 °, print, cut F by 17mm length;Recall to face work, determine thickness 16.4 ± 0.05mm, 1.5*45 ° of interior angle of spot hole
4), plain grinding:On the basis of printing surface, plain grinding one side;
5), milling hexagonal:Plug wears six, index dial clamping, milling hexagonal, opposite side size 36.6-36.7mm
6), insert:Slot 5mm, deep 2.5mm, note symmetry;
7), quench:Quenching HRC60-65, detects a flaw after quenching;
8), plain grinding:Plain grinding two face reaches figure;
9), interior mill:Calibration plane, grinding out reaches figure, with plane verticality 0.010, size φ 22H7, internal control φ 22mm;
10), grind hexagonal:Ground with special fixture hexahedro, control symmetry;
11), cylindrical grinding:Punching rod milling is cylindrical;
12), put in storage;
7th, the making of shaft coupling:
1), blanking:Blanking φ 75*40;
2), car:Three-jaw clamping planar end surface bores endoporus φ 32mm, turning to φ 70.5mm, long 32mm, and car φ 51mm length 16.3 ± 0.05mm, tank car transmission shelves φ 41mm, to φ 39mm, is drawn, long 16.8mm smart car endoporus is to 39.4mm, chamfering 2* in in-car hole 45 °, smart car φ 70mm shelves are to size;The card φ 51mm that turns around develops, planar end surface, determines overall length 36.6mm, car φ 48mm, long 6.3mm, Inside and outside chamfering 2*45 °;
3), plain grinding:On the basis of φ 51mm end face, plain grinding φ 48mm end face, control size 20mm;Turn-over grinds another side, reaches figure Size 36mm;
4), milling breach:With rotary table and clamping with three-jaw chuck, scroll chuck center must be corrected with the centre of gyration;Workpiece Three-jaw clamping, with φ 80/ φ 27*8 face and side cutter, is corrected milling cutter two sides center and is overlapped with workpiece centre, then workbench Transverse shifting 0.2mm locks, milling 8.4mm groove, deep 16mm, milling two groove, and to wearing, revolution in six times is divided equally, and controls groove width chi Very little 8.4mm;Deburring is repaiied after milling;
5), milling flange:Dividing head is upright, cored rod, and frock is installed and notes six breach directions;Milling cutter alignment pieces center, control Roll setting at 45 ° of system;With hand dividing head handle, milling is to size for dividing head change-speed gearing;
6), clamp:Revise and gradually open flange, be allowed to clear angle, faying face smoothly transits;M3-7H and φ 6mm lubricating cup hole, chisel oil are attacked in chamfering bit Groove is connected;Smoothing profile, chamfered edge reaches roughness;
7), heat treatment:Notch part quenching HRC40-50;Surface blackening is processed;
8), interior mill:Frock clamping, mill endoporus reaches φ 40mm;
9), put in storage;
8th, the making of axle sleeve:
1), blanking:Blanking φ 65*33mm, saw kerf gradient must not exceed 1.2mm;
2), car:Three-jaw is installed, face work, turning φ 60.3 ± 0.05mm, accounts for hole φ 20mm;In-car hole φ 21.5mm, chamfering 1.5*45 °, car φ 40.3 ± 0.05mm length 20.1mm, the long 1.6mm of car 32mm, cuts grinding undercut;U-turn is by paperback folder, face work Control 30.3 ± 0.05mm, interior 1.3*45 °;
3), insert:Slot, deep 2.5mm
4), account for and attack:Account for and attack M3-7H;
5), quench:HRC40-45;
6), plain grinding:Face φ 60mm end face on the basis of small end, notes looking after size 10mm;Another side after turn-over, controls size 30mm;
7), interior mill:Smoothing end face, grinds endoporus φ 22mm;
8), outer mill:Punching rod face, by φ 60mm end face, controls 10mm, φ 60mm is cylindrical for mill
9), put in storage;
9th, the making of copper bush:
1), strand:Strand ZQSn6-6-3, bar φ 45*330mm;
2), car:Three-jaw folder is cylindrical, and turning, to φ 39mm, accounts for hole φ 20.5mm;Face work, in-car hole φ 21.5mm depth 53mm, Draw oil groove;Smart car endoporus φ 22mm, the turning of falling R2.5 φ 38mm, chamfering 1*45 °;Cut off by 51mm length;U-turn planar end surface, Determine total length, the R2.54 of falling endoporus, cylindrical 1*45 °;
3), account for oilhole:Find oil groove accurately, account for oilhole φ 3mm, 90 °, unhairing;
4), put in storage;
10th, the making of clutch outer:
1), blanking:Blanking φ 60*14mm, otch gradient must not exceed 1.5mm, is swaged into shape;
2), anneal:It is heated to 810~830mm, be incubated 1.5~2 hours, be cooled to 690~720 DEG C of isothermal 2-3 hours, in stove It is cooled to 600 DEG C, hardness HB179-207 after in the air cooling annealing;
3), car:Three-jaw card is cylindrical, face work, turning to φ 65.45mm;In-car hole is to φ 51.3~φ 51.4mm, inside and outside circle Chamfering 2*45 °, and print;U-turn face work, determines thickness 16.5~16.6, chamfering 2*45 °;
4), milling:Milling flat gesture, notes mill amount, unhairing after milling;
5), quench:Quenching, is heated to 810~840 DEG C, oil cooling temperature 170-190 DEG C hardness HRC58-62, detects a flaw after quenching;
6), plain grinding;Benchmark, mill one side are done with printing surface, notes controlling chamfering angle size;Turn-over grinds another side, controls thickness 16.2 ±0.055mm;
7), interior mill:Press-fit on mill internal clamp, correction center, mill endoporus to φ 52mm;
8), outer mill:Wear special core rod cylindrical grinding to φ 65mm;
(5), part assembling:
1st, airframe components assembling:
1), level:Each part unhairing, chamfered edge, level screw;Scrape off excess paint and putty
2), clean:Diesel oil cleans each part;After washing, each part must not remain fluid;
3), nameplate:Nail nameplate;Nameplate steel seal must be clear, the smooth no crooked loosening phenomenon of nameplate;
4), the defeated combination of crossbeam handss:Ball screw loads crossbeam, fills M20 nut;Accompany 4mm woodruff key, dress handwheel upper end M12 spiral shell Female shimming is fixed;Crossbeam and ball screw apolegamy or revise, makes crossbeam φ 30mm upper surface and handwheel φ 30mm, lower surface it Between have gap 0.05~0.10mm it is ensured that flexible rotation;
5), fill column:Dress column lower nut;Installation body, body reduces as far as possible, and tightens column lower nut;Column and workbench Apolegamy is it is desirable to fit clearance 0.03~0.04mm;It should be noted that 30 ° of directions are seal faces during column lower nut dress;
6), fill crossbeam handwheel:Traction machine body lifts, and checks lifting motility, treats that body rises to peak, dress column top nut is simultaneously Tighten;The apolegamy of crossbeam and column is it is desirable to fit clearance 0.03~0.05mm;It should be noted that 30 ° during column top nut dress, direction is pressure Tight face;
7), fill soket head cap screw:Dress M8*30 soket head cap screw;Dress M6*25 square toes cylinder end clamping fixed screw, with the flat spiral shell of fashionable dress M6 Mother, fills M6*22 square toes cylinder end clamping fixed screw, with fashionable dress M6 jam nut;
8), fill stud:Dress AM8*35 stud, M8 acorn nut shimming φ 8mm turns upper machine body;
9), shock mount lid lubricating cup:Dress 6mm spring lubricating cup;Plus 20# machine oil;Lubricating cup is matched, and lid mouth is forward;
2nd, the assembling of crankshaft component:
1), level:Each part unhairing, chamfered edge, scrape off unnecessary paint and putty;
2), repair and scrape:Join copper bush and scrape it is allowed to repair;Prepare dynamic bushing woodruff key, make location hole;Join axle sleeve and hexagonal cam semicircle Key;
3), connecting rod assembling:Bearing shell prints separately up and down, removes flash removed;Connecting rod cover connecting rod prints separately, levels;Bearing shell connects up and down Print and load connecting rod in the same direction, make positioning post holes, positioning, do oilhole;Chisel oil groove, digs refuse chute, unhairing;Scrape the bearing;Bearing shell up and down Scrape by crankshaft crank shelves, reach 10~12 points/25mm*25mm (checking by blueing check) and keep gap 0.02mm;
4), flywheel assembling:Press-in clutch outer, fills Positioning screw, notes planar alignment screw during dress, loads flywheel axle sleeve, Use glue bonding;Flywheel axle sleeve axle of writing music for a song is scraped it is allowed to repair;Flywheel axle sleeve is matched with flywheel, keeps gap 0.02~0.03mm to glue Knot;Flywheel axle of writing music for a song should ensure that activity, and gap is not more than 0.02mm;
5), clean:Cleaning of Parts;Wash Hou Gebu and must not remain fluid;
6), bent axle loads onto body, dress left and right copper sheathing, be aligned oilhole locking M8*30 screw;Dress braking bushing, holding screw M5*8 Positioning;Axle sleeve, shaft coupling dress φ 0.6*5*65 extension spring;Dress axle sleeve, hexagonal cam, shaft coupling;Peak at crankshaft eccentric, shaft coupling Section operating crank backing pin positioning, fills six rollers;Dress flywheel
7), connecting rod:Load bar;
8), packing ring:Measurement adjustment gasket thickness, selectes;Debug whole packing ring, circlip for shaft;Dress end cap ensures flywheel rotation Flexibly, fluent, axial float is less than 0.15mm, and end cap is matched;
9), brake:Dress brake simultaneously fastens, and fills M10*45 soket head cap screw, and adjustment tightly send (brake force) brake M8*30 to lock After tight screw loosens, answer brakeless resistance;
10), lubricating cup:Dress φ 8mm, φ 6mm lubricating cup;
11), machine oil:Each portion adds 20# machine oil;
3rd, the assembling of slider part:
1), slide block joins guide rail:Guide rail and slide block press left and right directions facing-up;The reconditioning back side after slide block and track combination;Guide rail chamfering 1*45°;Slide block guide rail, the equal chamfered edge of mould briquetting is leveled;Slide block loaded onto by mould briquetting, must first clean;Left and right rail is scraped and is stroked inspection, Contact point cannot be less than 10~13 points/25*25mm;Guide rail combines inspection after reconditioning, rail back and slide block baseplane with slide block Perpendicularity must assure that《0.015mm;
2), clean:Ball screw to ball bowl, spherical cover plate by print lappingout, grind afterwash;Lappingout afterwash painting process is examined Look into, contact area cannot be less than 60% should contacting;
3), clean:Cleaning of Parts;Wash Hou Gebu and must not remain fluid;
4), install:Dress ball bowl, ball screw, spherical cover plate, fastening spiro loop, M4*10 button-headed screw, adjust bulb tense-lax, lock Fixed;Dress guide rail rotary sleeve lubricating cup;Dress M16*1.5 hex nut, smoothing plane is upward;Slide block jointed connecting rod;Dress guide rail is fixed;Dress Knockout screw M8*20 square toes cylinder holding screw;Bulb answers flexible rotating, must not different card phenomenon, during up and down motion, must not have Substantially gap;Lubricating cup is matched, and tank filler sleeve should be forward;
5), machine oil:Plus 20# machine oil.
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Publication number Priority date Publication date Assignee Title
CN107485349A (en) * 2017-09-18 2017-12-19 王炜杰 A kind of inexpensive cup device
CN108188234A (en) * 2017-12-22 2018-06-22 浙江双伟机械有限公司 The regulating device and adjusting method of the desktop electric punch sliding block degree of balance
CN109590172A (en) * 2018-11-27 2019-04-09 宁波怡人玩具有限公司 A kind of plastic spacer automatically removes device
CN109826786A (en) * 2017-12-13 2019-05-31 陈立国 A kind of processing method that pump uses Al-alloy casing
CN110900217A (en) * 2019-12-13 2020-03-24 湖北富洋机械制造股份有限公司 Machining method of large gear machine tool workbench
CN110977330A (en) * 2019-12-27 2020-04-10 东方电气(广州)重型机器有限公司 Method for processing series holes of large-size thin-wall arched part

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CN103878428A (en) * 2014-03-28 2014-06-25 湖北九洲数控机床有限责任公司 Multi-cutter head for milling main journal of crankshaft and manufacturing process of multi-cutter head
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CN201140535Y (en) * 2008-07-11 2008-10-29 扬州星力机械制造有限公司 Press for powder metallurgy
JP2012196683A (en) * 2011-03-18 2012-10-18 Yamada Dobby Co Ltd Press machine
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107485349A (en) * 2017-09-18 2017-12-19 王炜杰 A kind of inexpensive cup device
CN109826786A (en) * 2017-12-13 2019-05-31 陈立国 A kind of processing method that pump uses Al-alloy casing
CN109826787A (en) * 2017-12-13 2019-05-31 陈立国 A kind of pump uses Al-alloy casing
CN108188234A (en) * 2017-12-22 2018-06-22 浙江双伟机械有限公司 The regulating device and adjusting method of the desktop electric punch sliding block degree of balance
CN109590172A (en) * 2018-11-27 2019-04-09 宁波怡人玩具有限公司 A kind of plastic spacer automatically removes device
CN109590172B (en) * 2018-11-27 2020-11-24 宁波怡人玩具有限公司 Automatic removing device for plastic gaskets
CN110900217A (en) * 2019-12-13 2020-03-24 湖北富洋机械制造股份有限公司 Machining method of large gear machine tool workbench
CN110900217B (en) * 2019-12-13 2021-06-08 湖北富洋机械制造股份有限公司 Machining method of large gear machine tool workbench
CN110977330A (en) * 2019-12-27 2020-04-10 东方电气(广州)重型机器有限公司 Method for processing series holes of large-size thin-wall arched part

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