CN102490016B - Pull boring processing method and device of cylinder barrel of thin-walled slender hydraulic cylinder - Google Patents
Pull boring processing method and device of cylinder barrel of thin-walled slender hydraulic cylinder Download PDFInfo
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- CN102490016B CN102490016B CN 201110429230 CN201110429230A CN102490016B CN 102490016 B CN102490016 B CN 102490016B CN 201110429230 CN201110429230 CN 201110429230 CN 201110429230 A CN201110429230 A CN 201110429230A CN 102490016 B CN102490016 B CN 102490016B
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- broaching
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Abstract
The invention provides a technical scheme of a pull boring processing method and device of a cylinder barrel of a thin-walled slender hydraulic cylinder. The device comprises a lathe bed and a cooling device arranged on one side of the lathe bed, wherein a headstock with a first external control box is arranged at one end of the lathe bed, and a power box with a second external control box is arranged at the other end of the lathe bed. The scheme is characterized in that a hydraulic control bracket is further arranged on the lathe bed, and the power box is fixedly connected with a taper pull broaching and boring rolling head through a pull rod. According to the scheme disclosed by the invention, the problems of rigidity of a push boring rod, processing precision and the like are solved, the surface quality of the cylinder barrel can be greatly improved, and the technical scheme is especially suitable for the cylinder barrel, of which the inner diameter is less than 80mm, of the hydraulic cylinder.
Description
Technical field
What the present invention relates to is the cylinder tube manufacture field, and especially a kind of cylinder barrel of thin-walled slender hydraulic cylinder draws boring processing method and device.
Background technology
In the prior art, known technology is, oil cylinder is the main execution unit of engineering machinery, and present most of oil cylinder production company normally pushes away boring processing.The advantage of the method is: simple in structure, and material loading and easy to process.But when ips during less than 80mm, boring bar is elongated, if adopt the boring mode that pushes away, too carefully the not enough meeting generation of rigidity is vibrated, chip removal is difficult, easily forge a knife, cutter life is short, machining accuracy is difficult to guarantee, the tube wall thickness ununiformity even penetrates tube wall because of boring bar, therefore during the processing slim cylinder diameter, a lot of producers adopt honing method, but the honing complex procedures, and lose time.This is the existing weak point of prior art.
Summary of the invention
Purpose of the present invention is exactly for the existing deficiency of prior art, and provide a kind of cylinder barrel of thin-walled slender hydraulic cylinder to draw the technical scheme of boring processing method and device, this scheme has solved the problems such as the rigidity that pushes away the boring boring bar and machining accuracy, can greatly improve the surface quality of cylinder barrel, especially be fit to internal diameter less than the Barrel of Hydraulic Cylinders of 80mm.
this programme is achieved by the following technical measures: a kind of cylinder barrel of thin-walled slender hydraulic cylinder draws boring machining device, comprise lathe bed, be arranged on the cold high pressure radiator cooler of lathe bed one side, be provided with main spindle box with the first external control case at an end of lathe bed, be provided with headstock with the second external control case at the other end of lathe bed, it is characterized in that: also be provided with the hydraulic control carriage on lathe bed, described headstock is fixedly connected with tapering broaching boring head by pull bar, described tapering broaching boring head comprises the axle that is arranged on the middle part, the front end of axle has the tapering bootstrap block and with the cutter hub of blade, a side at cutter hub is provided with the adjusting fixed block, be provided with drain pipe on the axle of the rear end of cutter hub, that installs successively on the axle of drain pipe rear end has a splicing sleeve, little cover, front ring gear, rear ring gear, retainer is arranged on splicing sleeve, roller is housed in retainer, the little retainer back of being set on, front ring gear and rear ring gear above little cover, be provided with spring between described front ring gear and rear ring gear and open pin, rear end at rear ring gear is provided with thrust bearing, be provided with the guide support cover in the rear end of axle, the afterbody of axle is provided with inlet, described inlet is communicated with drain pipe by passage.Described cutter hub is three, three cutter hubs front and back distributions on axle, and mutual angle is 120 degree.Described blade is the RCMT blade.
A kind of utilization above-mentionedly draws boring machining device to carry out cylinder barrel of thin-walled slender hydraulic cylinder to draw the boring processing method, comprise the steps:
A, the Barrel of Hydraulic Cylinders blank of thin-wall long and thin is put on the hydraulic control carriage that draws boring machining device, adjusts the centre-height of Barrel of Hydraulic Cylinders blank with the hydraulic control support, the pull bar that draws boring machining device is passed the cylinder barrel blank;
B, tapering broaching boring head is installed, at tapering broaching boring head afterbody access highly pressurised liquid joint on described pull bar;
C, clamping cylinder barrel blank;
Boring machining device is drawn in d, startup, by pull bar, tapering broaching boring head is entered in the Barrel of Hydraulic Cylinders blank, Barrel of Hydraulic Cylinders blank inwall is carried out roughing, semifinishing, fine finishining cutting, with highly pressurised liquid, the broaching boring head is carried out cooling and in time washes away the iron filings that cutting produces, simultaneously to the roll extrusion of Barrel of Hydraulic Cylinders blank inwall;
E, completion of processing are pulled down tapering broaching boring head.
In described steps d, cutting depth is 0.25～12mm.The feed speed of the tapering broaching boring head when cutting in described steps d is 0.03～1.012mm/r.
[0007]The beneficial effect of this programme can be learnt according to the narration to such scheme, owing to using drawing-boring machine tool in this scheme, with the tapering of this programme broaching boring head, Barrel of Hydraulic Cylinders is drawn boring processing, can be common deep hole with car or cold-drawn after disposable the finishing of work that just can complete with 2-4 operation of honing again.It is dissolved in one to heavy boring, half right boring, right boring and roll extrusion, and rolling and processing makes more than the workpiece roughness reaches Ra0.4, and case hardness improves approximately 30%, and cylinder barrel inner surface fatigue strength improves 25%.Can improve the service life of cylinder tube, and can discharge timely iron filings, be conducive to the carrying out of processing, the cold high pressure radiator cooler provides highly pressurised liquid to lathe, highly pressurised liquid is gone out by drain pipe, can carry out cooling and in time wash away the iron filings that cutting produces before roll extrusion the broaching boring head.This shows, the present invention compared with prior art has outstanding substantive distinguishing features and significant progressive, and the beneficial effect of its enforcement is also apparent.
Description of drawings
Fig. 1 is the structural representation of the specific embodiment of the invention.
Fig. 2 is the structural representation of tapering broaching boring head.
Fig. 3 is the A-A view of Fig. 2.
In figure, 1 is lathe bed, and 2 is the cold high pressure radiator cooler, 3 is main spindle box, and 4 is the first external control case, and 5 is headstock, 6 is the second external control case, and 7 are the hydraulic control carriage, and 8 is pull bar, 9 are tapering broaching boring head, and 10 is axle, and 11 is the tapering bootstrap block, 12 is cutter hub, and 13 is blade, and 14 is fixing fast for regulating, 15 is roller, and 16 is front ring gear, and 17 is rear ring gear, 18 for opening pin, and 19 is spring, and 20 is thrust bearing, 21 is the guide support cover, 22 is support set, and 23 is little cover, and 24 is retainer, 25 is drain pipe, and 26 is inlet.
The specific embodiment
For clearly demonstrating the technical characterstic of this programme, below by a specific embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
Can find out by accompanying drawing, a kind of cylinder barrel of thin-walled slender hydraulic cylinder of this programme draws the boring processing method, comprises the steps:
A kind of cylinder barrel of thin-walled slender hydraulic cylinder draws the boring processing method, comprises the steps:
A, the Barrel of Hydraulic Cylinders blank of thin-wall long and thin is put on the hydraulic control carriage that draws boring machining device, adjusts the centre-height of Barrel of Hydraulic Cylinders blank with the hydraulic control support, the pull bar that draws boring machining device is passed the cylinder barrel blank;
B, tapering broaching boring head is installed, at tapering broaching boring head afterbody access highly pressurised liquid joint on described pull bar;
C, clamping cylinder barrel blank;
Boring machining device is drawn in d, startup, by pull bar, tapering broaching boring head is entered in the Barrel of Hydraulic Cylinders blank, Barrel of Hydraulic Cylinders blank inwall is carried out roughing, semifinishing, fine finishining cutting, with highly pressurised liquid, the broaching boring head is carried out cooling and in time washes away the iron filings that cutting produces, simultaneously to the roll extrusion of Barrel of Hydraulic Cylinders blank inwall;
E, completion of processing are pulled down tapering broaching boring head.
In described steps d, cutting depth is 0.25～12mm.The feed speed of the tapering broaching boring head when cutting in described steps d is 0.03～1.012mm/r.
utilize the cylinder barrel of thin-walled slender hydraulic cylinder of the method to draw boring machining device, comprise lathe bed 1, be arranged on the cold high pressure radiator cooler 2 of lathe bed 1 one sides, be provided with main spindle box 3 with the first external control case 4 at an end of lathe bed 1, be provided with headstock 5 with the second external control case 6 at the other end of lathe bed 1, also be provided with hydraulic control carriage 7 on lathe bed 1, described headstock 5 is fixedly connected with tapering broaching boring head 9 by pull bar 8, in the present embodiment, be provided with helicla flute on pull bar 8, the direction of rotation of spiral fluted rotation direction and pull bar, be conducive to like this discharge of iron filings, the highly pressurised liquid that cold high pressure radiator cooler 2 provides can further promote iron filings, make its discharge, described tapering broaching boring head 9 comprises the axle 10 that is arranged on the middle part, the front end of axle 10 has tapering bootstrap block 11 and with blade 13 cutter hub 12 is arranged, blade 13 is the RCMT blade, and in the present embodiment, has three with the cutter hub 12 of blade 13, three cutter hubs 12 front and back on axle distribute, and mutual angle is 120 degree, can complete like this rough cut processing, the radius machining, three cuttings of essence machining, three hilt blanks are worked into basic size, a side at cutter hub 12 is provided with adjusting fixed block 14, be provided with drain pipe 25 on the axle 10 of the rear end of cutter hub 12, that installs successively on the axle 10 of drain pipe 25 rear ends has a splicing sleeve 22, little cover 23, front ring gear 16, rear ring gear 17, retainer 24 is arranged on splicing sleeve 22, roller 15 is housed in retainer 24, little cover 13 is arranged on retainer 24 back, front ring gear 16 and rear ring gear 17 above little cover 23, be provided with spring 19 between described front ring gear 16 and rear ring gear 17 and open pin 18, be provided with thrust bearing 20 in the rear end of rear ring gear 17, be provided with guide support cover 21 in the rear end of axle 10, the afterbody of axle 10 is provided with inlet 26, described inlet 26 is communicated with drain pipe 25 by passage.
The present invention is not limited in the above-mentioned specific embodiment, and the variation that those of ordinary skills make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (6)
1. a cylinder barrel of thin-walled slender hydraulic cylinder draws boring machining device, comprise lathe bed, be arranged on the cold high pressure radiator cooler of lathe bed one side, be provided with main spindle box with the first external control case at an end of lathe bed, be provided with headstock with the second external control case at the other end of lathe bed, it is characterized in that: also be provided with the hydraulic control carriage on lathe bed, described headstock is fixedly connected with tapering broaching boring head by pull bar, described tapering broaching boring head comprises the axle that is arranged on the middle part, the front end of axle has the tapering bootstrap block and with the cutter hub of blade, a side at cutter hub is provided with the adjusting fixed block, be provided with drain pipe on the axle of the rear end of cutter hub, that installs successively on the axle of drain pipe rear end has a splicing sleeve, little cover, front ring gear, rear ring gear, retainer is arranged on splicing sleeve, roller is housed in retainer, the little retainer back of being set on, front ring gear and rear ring gear above little cover, be provided with spring between described front ring gear and rear ring gear and open pin, rear end at rear ring gear is provided with thrust bearing, be provided with the guide support cover in the rear end of axle, the afterbody of axle is provided with inlet, described inlet is communicated with drain pipe by passage.
2. cylinder barrel of thin-walled slender hydraulic cylinder according to claim 1 draws boring machining device, it is characterized in that: described cutter hub is three, three cutter hubs front and back distributions on axle, and mutual angle is 120 degree.
3. cylinder barrel of thin-walled slender hydraulic cylinder according to claim 1 draws boring machining device, it is characterized in that: described blade is the RCMT blade.
4. one kind is utilized claim 1 or 2 or 3 describedly to draw boring machining device to carry out cylinder barrel of thin-walled slender hydraulic cylinder to draw the boring processing method, it is characterized in that comprising the steps:
A, the Barrel of Hydraulic Cylinders blank of thin-wall long and thin is put on the hydraulic control carriage that draws boring machining device, adjusts the centre-height of Barrel of Hydraulic Cylinders blank with the hydraulic control support, the pull bar that draws boring machining device is passed the cylinder barrel blank;
B, tapering broaching boring head is installed, at tapering broaching boring head afterbody access highly pressurised liquid joint on described pull bar;
C, clamping cylinder barrel blank;
Boring machining device is drawn in d, startup, by pull bar, tapering broaching boring head is entered in the Barrel of Hydraulic Cylinders blank, Barrel of Hydraulic Cylinders blank inwall is carried out roughing, semifinishing, fine finishining cutting, with highly pressurised liquid, the broaching boring head is carried out cooling and in time washes away the iron filings that cutting produces, simultaneously to the roll extrusion of Barrel of Hydraulic Cylinders blank inwall;
E, completion of processing are pulled down tapering broaching boring head.
5. cylinder barrel of thin-walled slender hydraulic cylinder according to claim 4 draws the boring processing method, it is characterized in that: in described steps d, cutting depth is 0.25～12mm.
6. cylinder barrel of thin-walled slender hydraulic cylinder according to claim 4 draws the boring processing method, it is characterized in that: the feed speed of the tapering broaching boring head when cutting in described steps d is 0.03～1.012mm/r.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110429230 CN102490016B (en) | 2011-12-20 | 2011-12-20 | Pull boring processing method and device of cylinder barrel of thin-walled slender hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110429230 CN102490016B (en) | 2011-12-20 | 2011-12-20 | Pull boring processing method and device of cylinder barrel of thin-walled slender hydraulic cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102490016A CN102490016A (en) | 2012-06-13 |
| CN102490016B true CN102490016B (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110429230 Expired - Fee Related CN102490016B (en) | 2011-12-20 | 2011-12-20 | Pull boring processing method and device of cylinder barrel of thin-walled slender hydraulic cylinder |
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| CN104289736A (en) * | 2013-07-17 | 2015-01-21 | 南通职业大学 | Processing method for removing run-out threads in cylinder hole of diesel engine block |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200981155Y (en) * | 2006-12-19 | 2007-11-28 | 郑州煤矿机械集团有限责任公司 | Cylinder inner hole boring and rolling device |
| CN201217149Y (en) * | 2008-05-13 | 2009-04-08 | 山东法因数控机械股份有限公司 | Horizontal numerical control boring wheeling machine |
| DE102009040592A1 (en) * | 2009-09-08 | 2011-03-10 | Wenaroll Gmbh Tools And Systems | Tool i.e. combined boring- and plain roll tool, for fine machining of e.g. cylinder pipes, has creeping blades provided in uneven numbers, and scrubbing blades arranged at carrier, which is provided at front side of tool |
| CN202447895U (en) * | 2011-12-20 | 2012-09-26 | 山东富力世液压油缸有限公司 | Thin wall spindle hydraulic cylinder batter pull boring processing device |
-
2011
- 2011-12-20 CN CN 201110429230 patent/CN102490016B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200981155Y (en) * | 2006-12-19 | 2007-11-28 | 郑州煤矿机械集团有限责任公司 | Cylinder inner hole boring and rolling device |
| CN201217149Y (en) * | 2008-05-13 | 2009-04-08 | 山东法因数控机械股份有限公司 | Horizontal numerical control boring wheeling machine |
| DE102009040592A1 (en) * | 2009-09-08 | 2011-03-10 | Wenaroll Gmbh Tools And Systems | Tool i.e. combined boring- and plain roll tool, for fine machining of e.g. cylinder pipes, has creeping blades provided in uneven numbers, and scrubbing blades arranged at carrier, which is provided at front side of tool |
| CN202447895U (en) * | 2011-12-20 | 2012-09-26 | 山东富力世液压油缸有限公司 | Thin wall spindle hydraulic cylinder batter pull boring processing device |
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| CN102490016A (en) | 2012-06-13 |
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| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG FULISHI NEW MATERIALS CO., LTD. Free format text: FORMER NAME: SHANDONG FULISHI HYDRAULIC CYLINDER CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 251700 Huimin Economic Development Zone, Shandong, Binzhou Patentee after: SHANDONG ACL NEW MATERIALS CO., LTD. Address before: 251700 Huimin Economic Development Zone, Shandong, Binzhou Patentee before: Shandong Fulishi Hydraulic Cylinder Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20181220 |