CN102398020B - Vehicle crankshaft casting head cutting machine tool - Google Patents
Vehicle crankshaft casting head cutting machine tool Download PDFInfo
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- CN102398020B CN102398020B CN 201110385960 CN201110385960A CN102398020B CN 102398020 B CN102398020 B CN 102398020B CN 201110385960 CN201110385960 CN 201110385960 CN 201110385960 A CN201110385960 A CN 201110385960A CN 102398020 B CN102398020 B CN 102398020B
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- workbench
- machine tool
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- bent axle
- cutting machine
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Abstract
The invention discloses a vehicle crankshaft casting head cutting machine tool, which is used for cutting the casting heads at the two ends of two vehicle crankshafts which are cast into a whole at the same time, and comprises a bed body and a tank body arranged on the bed body; a working table which can move is arranged on the bed body; a clamping device which is used for positioning and clamping the machined crankshaft castings is arranged on the working table; cutting devices are symmetrically arranged on the two sides, which are parallel to the axes of the crankshafts, of the clamping device; and the cutting devices have four cutting grinding wheels which can feed from the outside to the inside along the radical direction of the two crankshafts to cut the casting heads at the two ends of the crankshafts at the same time. According to the vehicle crankshaft casting head cutting machine tool, two cutting devices are adopted to cut the casting heads of two vehicle crankshafts which are cast into a whole, four cutting blades are fed along the radical direction of the crankshafts at the same time, and through one time of loading, the cutting of the casting heads at the two ends of the two vehicle crankshafts which are cast into a whole is accomplished at one time; and thus, the working efficiency is improved greatly, the loading number of a workpiece is reduce, the labor intensity is reduced, and the requirements for mass operation are met.
Description
Technical field
The present invention relates to the machining equipment technical field, especially a kind of cutting off machine of removing the automobile crane dead head for cutting.
Background technology
Automobile crane adds man-hour in casting, be generally one case casting of two bent axles, crankshaft two end arranges respectively dead head, forms two mo(u)lded pieces that bent axle is a disjunctor, need single bent axle to be sent into the metal cutting manufacturing procedure with after the excision of the dead head on the integral-casting bent axle.And when nowadays cutting the crankshaft two end dead head, usual way is behind the good part to be processed of clamping on the cutting machine, cuts first the dead head of bent axle one end, then unclamps clamping device, and bent axle is turned around, and cuts the dead head of the other end after the clamping again.This cutting mode need ceaselessly clamp, unclamp, turns around when operation, and then cutting processing causes operating efficiency lower, and labour intensity is also large, is unfavorable for producing in enormous quantities operation.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiency in the prior art, a kind of vehicle crankshaft casting head cutting machine tool is provided, can be simultaneously the dead head at two automobile crane two ends of integrally casting be carried out cutting processing simultaneously, solve the large problem of inefficiency, labour intensity that exists when cutting the automatic modeling crankshaft casting dead head at present, satisfy the requirement of producing operation in enormous quantities.
The technical solution adopted for the present invention to solve the technical problems is: a kind of vehicle crankshaft casting head cutting machine tool, be used for simultaneously the dead head at two automobile crane two ends of integrally casting is carried out cutting processing, comprise lathe bed and the casing that is located on the lathe bed, lathe bed is provided with movably workbench, workbench is provided with the location and clamps the clamping device of automatic modeling crankshaft casting, the bilateral symmetry that clamping device is parallel to crankshaft center line is provided with cutter sweep, and cutter sweep has along bent axle from outside to inside feeding abrasive cut-off wheel that the crankshaft two end dead head is cut simultaneously radially.By simultaneously feeding of four abrasive cut-off wheels cutting, the dead head of crankshaft two end is fallen in the energy fly-cutting.
Particularly, described cutter sweep comprises main shaft, swing arm and feeding cylinder, abrasive cut-off wheel is fixed on the main shaft, by the main shaft driven rotary, the swing arm upper end is hinged with casing, the swing arm lower end is connected with main shaft, and the tailpiece of the piston rod of feeding cylinder is connected with swing arm and promotes abrasive cut-off wheel along radially from outside to inside feeding of bent axle, and the tail end of feeding cylinder is hinged on the wall box.The cutting feeding of abrasive cut-off wheel is promoted by the feeding cylinder, and the swing by swing arm realizes.
Also be provided with the back-moving spring that cutting returns abrasive cut-off wheel after complete fast between described wall box and the main shaft.Back-moving spring cooperates the retraction of feeding cylinder simultaneously, makes abrasive cut-off wheel withdraw from fast the bent axle that cuts, and improves the circulation rate of technical process.
Described clamping device comprises the positioning seat that is fixed on the workbench, be positioned at the positioning seat top and minute be located at the clamping press plate of crankshaft two end neck top, the clamping press plate two ends have respectively the spacing briquetting identical with the center distance of two bent axles, are connected with clamping cylinder on the clamping press plate.This structure realizes 4 clampings so that clamping point is positioned at every crankshaft two end neck position, guarantees to clamp effect.
Described lathe bed is provided with V-type rail, and the workbench bottom surface has the V-type groove that matches with described guide rail, satisfies thus the straight line fast moving of workbench.
Be positioned at the movable workbench direction on the described lathe bed and be provided with positioner, the workbench two ends are fixed with respectively and contact with locating piece on the positioner and limit the limited block of movable workbench position.Rely on contacting between limited block and the locating piece to put in place, guarantee cutting position accurately.
Described casing is respectively equipped with protective door along the both sides of movable workbench direction, and protective door is provided with the self-locking device of control protective door safe opening after movable workbench puts in place.Only after protective door was effectively closed, cutting processing just can be carried out, and has guaranteed safety in production in assurance thus.
Also be provided with electrical control gear, lubricating arrangement and feeder on the described casing.
The invention has the beneficial effects as follows: the present invention adopts two cover cutter sweeps that two automobile crane dead heads of integrally casting are carried out cutting processing simultaneously, four abrasive cut-off wheels are simultaneously along radially from outside to inside feeding cutting of bent axle, realize clamped one time, the disposable cutting processing of finishing dead head, greatly improved thus operating efficiency, reduce the clamping workpiece number of times, alleviated labour intensity, can satisfy the demand of operation in enormous quantities.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural representation of clamping device of the present invention.
Fig. 4 is the left view of Fig. 3.
1. lathe beds, 2. casings, 3. workbench, 31. grooves, 4. clamping devices, 41. positioning seats, 42. clamping press plates, 43. briquettings, 44. clamping cylinders, 5. cutter sweeps, 51. abrasive cut-off wheels, 52. main shafts, 53. swing arms, 54. feeding cylinders, 6. back-moving springs, 7. guide rails, 8. positioners, 81. locating pieces, 9. limited blocks, 10. protective doors, 11. self-locking devices, 12. electrical control gears, 13. lubricating arrangements, 14. feeders, 15. bent axles, 16. motors, 17. driving belts among the figure
The specific embodiment
The present invention is further illustrated with preferred embodiment by reference to the accompanying drawings now.These accompanying drawings only illustrate basic structure of the present invention in a schematic way, so it only shows the formation relevant with the present invention.
Such as Fig. 1～a kind of vehicle crankshaft casting head cutting machine tool shown in Figure 4, be used for simultaneously the dead head at two automobile crane 15 two ends of integrally casting is carried out cutting processing, comprise lathe bed 1, be located at the casing 2 on the lathe bed 1, bent axle 15 foundry goods to be cut are positioned at casing 2, also are provided with electrical control gear 12, lubricating arrangement 13 and feeder 14 on the casing 2.
Described casing 2 is respectively equipped with protective door 10 along the both sides of workbench 3 moving directions, and protective door 10 is provided with the self-locking device 11 of control protective door 10 safe opening after workbench 3 moves into place.Only after protective door 10 was effectively closed, cutting processing just can be carried out, and ensures safety in production in assurance thus.
Clamping device 4, comprise positioning seat 41, two clamping press plates 42, positioning seat 41 is fixed on the workbench 3, positioning datum on the positioning seat 41 adopts axle journal V-type location, bent axle 15 two ends to add (lappet a bit) locate mode of realizing middle limiting plate control axial distance, and bent axle 15 foundry goods to be processed are positioned over location on the positioning seat 41; Clamping press plate 42, be positioned at positioning seat 41 tops and divide and be located at necks top, bent axle 15 two ends, every clamping press plate 42 two ends are respectively equipped with briquetting 43, spacing between two briquettings 43 is identical with the center distance of two bent axles 15, is hinged with a clamping cylinder 44 on the every clamping press plate 42, by clamping cylinder 44 effects, promote synchronously briquetting 43 by clamping press plate 42 and be pressed on bent axle 15 two ends, so that clamping point is positioned at the axle journal position at bent axle 15 two ends, realize 4 clampings, guarantee to clamp effect.
Cutter sweep 5, comprise main shaft 52, swing arm 53 and feeding cylinder 54, be fixed with two phases abrasive cut-off wheel 51 across a certain distance on the main shaft 52, abrasive cut-off wheel 51 cutting moving directions are corresponding with the dead head position at bent axle 15 foundry goods two ends, the motor 16 that is installed in casing 2 tops drives main shaft 52 and abrasive cut-off wheel 51 high speed rotating that are fixed on the main shaft 52 by driving belt 17, swing arm 53 upper ends and 2 hinged connections of casing, swing arm 53 lower ends are connected with main shaft 52, the tailpiece of the piston rod of feeding cylinder 54 is connected with swing arm 53, the tail end of feeding cylinder 54 is hinged to be connected on casing 2 sidewalls, and abrasive cut-off wheel 51 promotes the swing of swing arms 53 by feeding cylinder 54 and realizes along bent axle 15 cutting feeding radially.Two cover cutter sweeps 5 have four abrasive cut-off wheels 51, and the dead head at disjunctor bent axle 15 two ends is fallen in fly-cutting by the 51 simultaneously feeding cuttings of four abrasive cut-off wheels.
In order to adapt to the processing of different length specification bent axle 15, can satisfy split requirement by the spacing between two abrasive cut-off wheels 51 on the manual adjustment main shaft 52.
Also be provided with the back-moving spring 6 that cutting returns abrasive cut-off wheel 51 after complete fast between described casing 2 sidewalls and the main shaft 52.Back-moving spring 6 cooperates the retraction of feeding cylinder 54 simultaneously, and the circulation rate of technical process is improved in bent axle 15 positions that abrasive cut-off wheel 51 withdrawed from fast cut.
The present invention adopts two automobile crane 15 dead heads of 5 pairs of integrally castings of two cover cutter sweeps to carry out cutting processing, four abrasive cut-off wheels 51 are simultaneously along radially from outside to inside feeding cutting of bent axle 15, realize clamped one time, the disposable cutting processing of finishing dead head, therefore, be conducive to increase work efficiency, reduce the clamping workpiece number of times, correspondingly alleviate operator's labour intensity, can satisfy the demand of operation in enormous quantities.If localization part of the present invention is improved a little, just can carry out cutting processing to revolution class rod iron, pipe part, the use function of this product will obtain larger expansion.
Above-mentioned embodiment only for explanation technical conceive of the present invention and characteristics, can not limit protection scope of the present invention with this, and all equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (6)
1. vehicle crankshaft casting head cutting machine tool, be used for simultaneously the dead head at two automobile cranes (15) two ends of integrally casting is carried out cutting processing, comprise lathe bed (1) and be located at casing (2) on the lathe bed (1), lathe bed (1) is provided with movably workbench (3), it is characterized in that: workbench (3) is provided with the location and clamps the clamping device (4) of processed bent axle (15) foundry goods, the bilateral symmetry that clamping device (4) is parallel to bent axle (15) axis is provided with cutter sweep (5), cutter sweep (5) has four abrasive cut-off wheels (51) that bent axle (15) two ends dead head cut simultaneously from outside to inside along bent axle (15) radial feed, described cutter sweep (5) comprises main shaft (52), swing arm (53) and feeding cylinder (54), abrasive cut-off wheel (51) is fixed on the main shaft (52), by main shaft (52) driven rotary, swing arm (53) upper end is hinged with casing (2), swing arm (3) lower end is connected with main shaft (52), the tailpiece of the piston rod of feeding cylinder (54) is connected with swing arm (53) and promotes abrasive cut-off wheel (51) along bent axle (15) radial feed, the tail end of feeding cylinder (54) is hinged on casing (2) sidewall, also is provided with the back-moving spring (6) that cutting returns abrasive cut-off wheel (51) after complete fast between described casing (2) sidewall and the main shaft (52).
2. vehicle crankshaft casting head cutting machine tool according to claim 1, it is characterized in that: described clamping device (4) comprises the positioning seat (41) that is fixed on the workbench (3), be positioned at positioning seat (41) top and minute be located at the clamping press plate (42) of bent axle (15) two ends neck, clamping press plate (42) two ends have respectively the spacing briquetting (43) identical with the center distance of two bent axles (15), are hinged with clamping cylinder (44) on the clamping press plate (42).
3. vehicle crankshaft casting head cutting machine tool according to claim 1, it is characterized in that: described lathe bed (1) is provided with V-type rail (7), and workbench (3) bottom surface has the V-type groove (31) that matches with described guide rail (7).
4. vehicle crankshaft casting head cutting machine tool according to claim 3, it is characterized in that: described lathe bed (1) is upper to be provided with positioner (8) along workbench (3) moving direction, and workbench (3) two ends are fixed with respectively and contact with locating piece (81) on the positioner (8) and limit the limited block (9) of workbench (3) shift position.
5. vehicle crankshaft casting head cutting machine tool according to claim 4, it is characterized in that: described casing (2) is respectively equipped with protective door (10) along the both sides of workbench (3) moving direction, and protective door (10) is provided with control protective door (10) moves into place rear safe opening at workbench (3) self-locking device (11).
6. vehicle crankshaft casting head cutting machine tool according to claim 1 is characterized in that: also be provided with electrical control gear (12), lubricating arrangement (13) and feeder (14) on the described casing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110385960 CN102398020B (en) | 2011-11-29 | 2011-11-29 | Vehicle crankshaft casting head cutting machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110385960 CN102398020B (en) | 2011-11-29 | 2011-11-29 | Vehicle crankshaft casting head cutting machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102398020A CN102398020A (en) | 2012-04-04 |
| CN102398020B true CN102398020B (en) | 2013-04-24 |
Family
ID=45880900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110385960 Expired - Fee Related CN102398020B (en) | 2011-11-29 | 2011-11-29 | Vehicle crankshaft casting head cutting machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102398020B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658365B (en) * | 2012-04-25 | 2014-07-09 | 中国科学院金属研究所 | Cutting method of dead head of high manganese steel casting |
| CN102873315B (en) * | 2012-10-15 | 2014-07-16 | 江苏天宏自动化科技有限公司 | Programmable strong hub cap ring cutter |
| CN103521743B (en) * | 2013-11-04 | 2015-06-17 | 江苏天宏自动化科技有限公司 | Horizontal gravity casting hub dedicated riser cutting machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298897Y (en) * | 1997-04-16 | 1998-12-02 | 上海施达带锯条销售中心 | Verticle 2-shaft digital-control beltsaw bed |
| CN201223933Y (en) * | 2008-06-30 | 2009-04-22 | 沈阳玉田精机有限公司 | Machine tool for removing casting head |
| CN201385252Y (en) * | 2009-04-30 | 2010-01-20 | 山西华翔同创铸造有限公司 | Abrasive disc cutter |
| CN201493474U (en) * | 2009-09-11 | 2010-06-02 | 赵明军 | Special cutting tool for piston blank bottom riser |
| CN202343925U (en) * | 2011-11-29 | 2012-07-25 | 常州市三利精机有限公司 | Automobile crankshaft casting head cutting machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07121448B2 (en) * | 1988-07-27 | 1995-12-25 | 旭テック株式会社 | Cutting method of feeder for vehicle wheel |
| JPH05212613A (en) * | 1992-02-05 | 1993-08-24 | Asahi Tec Corp | Device for cutting off weir of castings |
-
2011
- 2011-11-29 CN CN 201110385960 patent/CN102398020B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298897Y (en) * | 1997-04-16 | 1998-12-02 | 上海施达带锯条销售中心 | Verticle 2-shaft digital-control beltsaw bed |
| CN201223933Y (en) * | 2008-06-30 | 2009-04-22 | 沈阳玉田精机有限公司 | Machine tool for removing casting head |
| CN201385252Y (en) * | 2009-04-30 | 2010-01-20 | 山西华翔同创铸造有限公司 | Abrasive disc cutter |
| CN201493474U (en) * | 2009-09-11 | 2010-06-02 | 赵明军 | Special cutting tool for piston blank bottom riser |
| CN202343925U (en) * | 2011-11-29 | 2012-07-25 | 常州市三利精机有限公司 | Automobile crankshaft casting head cutting machine |
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| Publication number | Publication date |
|---|---|
| CN102398020A (en) | 2012-04-04 |
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Granted publication date: 20130424 Termination date: 20201129 |
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