CN102513571A - Bboring machine for processing large-hole diameter - Google Patents
Bboring machine for processing large-hole diameter Download PDFInfo
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- CN102513571A CN102513571A CN201110450335XA CN201110450335A CN102513571A CN 102513571 A CN102513571 A CN 102513571A CN 201110450335X A CN201110450335X A CN 201110450335XA CN 201110450335 A CN201110450335 A CN 201110450335A CN 102513571 A CN102513571 A CN 102513571A
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Abstract
The invention provides a boring machine for processing the large-hole diameter and relates to a boring machine. The boring machine is characterized in that a boring shaft support frame is arranged on a boring shaft, the boring shaft support frame consists of a bearing, a support frame, a screw nut, a positioning screw bolt and a regulating wheel, a bearing inner ring is sheathed on the boring shaft, at least three support frames are uniformly distributed on a bearing outer ring, regulating screw nuts are arranged on the support frames, regulating screw bolts are respectively connected with the screw nuts, the regulating wheel is connected with the regulating screw bolts through splines, regulating pulling hole grooves are arranged on the regulating wheel and are in crossed distribution, the regulating wheel rotates through a pull hook, the regulating screw bolts extend out for a length, a fine adjuster consisting of regulating screw bolts and screw nuts is arranged on a boring cutter frame, regulating holes are arranged on the boring cutter frame, the screw nuts are fixedly arranged above the regulating holes of the boring cutter frame, and the regulating screw bolts are inserted into the regulating holes and are connected with screw threads. The boring machine has the obvious advantages that the structure is simple, the use is convenient, and the like.
Description
Technical field
The present invention relates to a kind of boring machine, a kind ofly specifically can effectively improve machining accuracy, and be specially adapted to the boring machine of large aperture processing.
Background technology
As everyone knows, boring machine generally is bigger equipment, because boring machine centripetal force is relatively good, it is high generally to be used for the machining hole precision, hole part, particularly shipping industry that volume ratio is bigger.Boring machine generally is made up of several major parts such as digital control system, main transmission, feed servo system, cooling and lubricating systems; Wherein the main spindle box in the main transmission comprises main shaft casing and boring axle, boring shaft transmission system; Be used for the clamping cutter and drive cutter rotation boring tool holder, boring cutter is fixed on the boring boring axle through boring tool holder, in use through driving the rotation of boring boring axle; Make the boring cutter rotation on the boring boring axle and move axially, realize operations such as endoporus processing workpiece to be processed along boring boring axle.
Existing boring machine cutter in order to guarantee the boring machine precision, need make the axis of endoporus to be processed overlap with the axis of boring boring axle in the man-hour that adds that is applied to large-size workpiece in the boring machine operating process; Since boring boring axle in process, need bear self, boring cutter and load that processing brought, tend to cause boring boring bending shaft, produce necessarily around degree; Make boring boring axle depart from its axis, cause the boring cutter displacement, so that error appears in the processing work precision; In addition; Workpiece machining error also comes from the vibration that produced in the boring machine cutter course of work influence for boring boring axle, and because boring boring shaft length is longer, causes boring cutter that whipping takes place when doing along the axially-movable of boring boring axle; Cause the movement locus of boring cutter to squint, so that concentricity, linearity, the awl compression of the endoporus of being processed can't reach requirement with setting track.In addition, the installation degree of accuracy of boring cutter also can have a strong impact on boring machine tool processes precision.Such as people knowledge; Boring cutter is to be fixed on the boring boring axle through knife rest, and in order to guarantee the boring machine precision, the axis of boring cutter knife rest should overlap with the axis of boring boring axle; Yet in the real production and processing; For example boring axle or knife rest exist defective, boring cutter fixing inaccurate etc. for various reasons, and the axis of causing the axis of boring cutter knife rest to depart from boring boring axle causes machining accuracy to impact.
Summary of the invention
The present invention is directed to the shortcoming and defect that exists in the prior art, propose a kind of rational in infrastructurely, easy to use, can effectively improve the boring machine precision, be particularly suitable for the boring machine of big workpiece endoporus processing.
The present invention can reach through following measure:
The wide-aperture boring machine of a kind of processing is made up of several major parts such as digital control system, main transmission, feed servo system, cooling and lubricating systems, and the main spindle box in the main transmission comprises main shaft casing and boring axle, boring shaft transmission system; The boring axle is provided with and is used for the clamping cutter and drives cutter work boring tool holder, and boring cutter is fixed on boring tool holder, it is characterized in that the boring axle is provided with the boring bracing strut; The boring bracing strut is made up of bearing, support, nut, bolt and regulating wheel, and bearing inner race is sleeved on the boring axle, and bearing outer ring is uniformly distributed with three supports at least; Support is provided with adjusting nut; Regulate bolt and be connected with nut respectively, regulating wheel is connected with the adjusting bolt through key, and regulating wheel is provided with regulates the pulling eye groove; Joint pulling eye groove is crossing distribution; Make regulating wheel rotation adjusting bolt extension elongation through pull hook, boring tool holder is provided with regulates the micro actuator that screw bolt and nut is formed, and boring tool holder is provided with adjustment hole; Nut is fixed on boring tool holder adjustment hole top, and the adjusting bolt is inserted in the adjustment hole and with screw thread and is connected.
At least be provided with three adjustment holes on the boring tool holder of the present invention, the boring tool holder that adjustment hole is corresponding is provided with regulates the micro actuator that screw bolt and nut is formed.
The front end of adjusting bolt of the present invention is provided with the location conehead, with through regulating the extension elongation of bolt, is boring bracing strut location better.
Even four supports on the bearing outer ring of the present invention, support is provided with adjusting nut, regulates bolt and is connected with adjusting nut respectively, and the bolt that each bolt is adjacent all is 90 ° of angles, is used to regulate the bolt collapsing length and is boring bracing strut location.
The present invention is enclosed within it on boring boring axle in use, through regulating regulating wheel; Can change four extension elongations of regulating bolt, the locating cone crown of regulating bolt coincides the axis of boring boring axle and the axis of processing work endoporus on the wall in processed hole; Effectively prevent to squint,, can on boring boring axle, be provided with two above boring machine knives racks according to the use needs because of the vibrations that produce in the process operation cause boring boring axis; Axis and boring boring axle axis to guarantee workpiece to be processed are accurately overlapping, have improved the boring machine operating efficiency, reduce mismachining tolerance; Boring cutter axis and boring axis through regulating on the bolt adjusting boring tool holder coincide, and can significantly improve operating efficiency, reduce mismachining tolerance; Find through practical implementation; Feed is brought up to revolution 0.6mm-0.9mm by revolution .2mm-0.5mm before, and rotating speed is changeed by per minute before 20 brings up to per minute 40-50 commentaries on classics, and the activity duration foreshortens to 4 days by before 8 days; And before can effectively avoiding because the low situation that needs the abrasive machine polishing of the awl compression in hole, have advantage significantly such as rational in infrastructure, easy to use.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is a kind of structural representation of boring bracing strut among the present invention.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is a kind of structural representation of micro actuator among the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
As shown in the figure, the wide-aperture boring machine of a kind of processing is made up of several major parts such as digital control system, main transmission, feed servo system, cooling and lubricating systems; Main spindle box in the main transmission comprises main shaft casing and boring axle, boring shaft transmission system, and the boring axle is provided with and is used for the clamping cutter and drives cutter work boring tool holder, and boring cutter is fixed on boring tool holder; The structure of above-mentioned kind of part and the mutual downlink connection relation between them are identical with prior art, and this does not give unnecessary details, and the invention is characterized in that boring axle 1 is provided with the boring bracing strut; The boring bracing strut is made up of bearing 2, support 3, nut 4, bolt 5 and regulating wheel 6, and bearing 2 inner rings are sleeved on the boring axle 1, and bearing 2 outer rings are uniformly distributed with three supports 3 at least; Support 3 is provided with adjusting nut 4, regulates bolt 5 and is connected with nut 4 respectively, and regulating wheel 6 is connected with adjusting bolt 5 through key; Regulating wheel 6 is provided with regulates pulling eye groove 7, regulates pulling eye groove 7 and is crossing distribution, makes regulating wheel rotation adjusting bolt extension elongation through pull hook; Boring tool holder 8 is provided with the micro actuator of regulating bolt 9 and nut 10 compositions, and boring tool holder 8 is provided with adjustment hole, and nut 10 is fixed on boring tool holder adjustment hole top; Adjusting bolt 9 is inserted in the adjustment hole and with screw thread 10 and is connected, and is provided with three adjustment holes on the boring tool holder 8 of the present invention at least, and the boring tool holder that adjustment hole is corresponding is provided with the micro actuator of regulating bolt 9 and nut 10 compositions; Even four supports 3 on bearing of the present invention 2 outer rings, support 3 is provided with adjusting nut 4, regulates bolt 5 and is connected with adjusting nut 4 respectively; The bolt that each bolt is adjacent all is 90 ° of angles, is used to regulate the bolt collapsing length and is boring bracing strut location, and the present invention in use; It is enclosed within on the boring boring axle,, can changes four extension elongations of regulating bolt through regulating regulating wheel; The locating cone crown of regulating bolt coincides the axis of boring boring axle and the axis of processing work endoporus on the wall in processed hole, effectively prevents to squint because of the vibrations that produce in the process operation cause boring boring axis; According to the use needs, can on boring boring axle, be provided with two above boring machine knives racks, accurately overlapping with the axis and the boring boring axle axis that guarantee workpiece to be processed; Improved the boring machine operating efficiency, reduced mismachining tolerance, coincided through boring cutter axis and the boring axis of regulating on the bolt adjusting boring tool holder; Can significantly improve operating efficiency; Reduce mismachining tolerance, find through practical implementation, feed is brought up to revolution 0.6mm-0.9mm by revolution .2mm-0.5mm before; Rotating speed is changeed by per minute before 20 brings up to per minute 40-50 commentaries on classics; Activity duration by before foreshortened to 4 days in 8 days, and before can effectively avoiding because the low situation that needs the abrasive machine polishing of the awl compression in hole, have advantage significantly such as rational in infrastructure, easy to use.
Claims (4)
1. the wide-aperture boring machine of processing is made up of several major parts such as digital control system, main transmission, feed servo system, cooling and lubricating systems, and the main spindle box in the main transmission comprises main shaft casing and boring axle, boring shaft transmission system; The boring axle is provided with and is used for the clamping cutter and drives cutter work boring tool holder, and boring cutter is fixed on boring tool holder, it is characterized in that the boring axle is provided with the boring bracing strut; The boring bracing strut is made up of bearing, support, nut, bolt and regulating wheel, and bearing inner race is sleeved on the boring axle, and bearing outer ring is uniformly distributed with three supports at least; Support is provided with adjusting nut; Regulate bolt and be connected with nut respectively, regulating wheel is connected with the adjusting bolt through key, and regulating wheel is provided with regulates the pulling eye groove; Joint pulling eye groove is crossing distribution; Make regulating wheel rotation adjusting bolt extension elongation through pull hook, boring tool holder is provided with regulates the micro actuator that screw bolt and nut is formed, and boring tool holder is provided with adjustment hole; Nut is fixed on boring tool holder adjustment hole top, and the adjusting bolt is inserted in the adjustment hole and with screw thread and is connected.
2. the wide-aperture boring machine of a kind of processing according to claim 1 is characterized in that being provided with at least on the boring tool holder three adjustment holes, and the boring tool holder that adjustment hole is corresponding is provided with regulates the micro actuator that screw bolt and nut is formed.
3. the wide-aperture boring machine of a kind of processing according to claim 1 is characterized in that the front end of regulating bolt is provided with the location conehead.
4. the wide-aperture boring machine of a kind of processing according to claim 1 is characterized in that even four supports on the bearing outer ring, and support is provided with adjusting nut, regulates bolt and is connected with adjusting nut respectively, and the bolt that each bolt is adjacent all is 90 ° of angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110450335XA CN102513571A (en) | 2011-12-29 | 2011-12-29 | Bboring machine for processing large-hole diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110450335XA CN102513571A (en) | 2011-12-29 | 2011-12-29 | Bboring machine for processing large-hole diameter |
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| Publication Number | Publication Date |
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| CN102513571A true CN102513571A (en) | 2012-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110450335XA Pending CN102513571A (en) | 2011-12-29 | 2011-12-29 | Bboring machine for processing large-hole diameter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317717A (en) * | 2017-08-01 | 2019-02-12 | 上海电气电站设备有限公司 | Numerical control cylinder boring machine for steam turbine |
| CN114633126A (en) * | 2022-05-19 | 2022-06-17 | 四川仨川航空科技股份有限公司 | Center frame device for machining aircraft landing gear and clamping method thereof |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB246353A (en) * | 1925-04-06 | 1926-01-28 | Henry Miller Lambert | Boring machine |
| US5030041A (en) * | 1990-04-06 | 1991-07-09 | Westinghouse Electric Corp. | Compact boring system |
| CN100406174C (en) * | 2006-07-26 | 2008-07-30 | 渤海船舶重工有限责任公司 | Conic hole boring machine with adjustable taper |
| CN101797707A (en) * | 2010-04-09 | 2010-08-11 | 中国科学院光电技术研究所 | Finish machining device for inner hole of large-caliber optical primary mirror |
| CN201558976U (en) * | 2009-09-09 | 2010-08-25 | 中原特种车辆有限公司 | Deep hole boring and cutting auxiliary device |
| CN201760747U (en) * | 2010-08-31 | 2011-03-16 | 台州职业技术学院 | An axiality adjusting device |
| CN102009360A (en) * | 2010-11-09 | 2011-04-13 | 廖大萍 | Scappling handle cutter |
| CN201799645U (en) * | 2010-07-19 | 2011-04-20 | 陈波 | Boat rudder blade boring device |
| CN201906844U (en) * | 2010-12-03 | 2011-07-27 | 青岛港（集团）有限公司 | Boring bar for boring macropore on ordinary boring machine |
| CN201913269U (en) * | 2010-12-10 | 2011-08-03 | 光明沃得重型机床（中国）有限公司 | Special machine tool for boring |
| KR101059866B1 (en) * | 2011-04-25 | 2011-08-29 | 김기면 | Boring machine |
-
2011
- 2011-12-29 CN CN201110450335XA patent/CN102513571A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB246353A (en) * | 1925-04-06 | 1926-01-28 | Henry Miller Lambert | Boring machine |
| US5030041A (en) * | 1990-04-06 | 1991-07-09 | Westinghouse Electric Corp. | Compact boring system |
| CN100406174C (en) * | 2006-07-26 | 2008-07-30 | 渤海船舶重工有限责任公司 | Conic hole boring machine with adjustable taper |
| CN201558976U (en) * | 2009-09-09 | 2010-08-25 | 中原特种车辆有限公司 | Deep hole boring and cutting auxiliary device |
| CN101797707A (en) * | 2010-04-09 | 2010-08-11 | 中国科学院光电技术研究所 | Finish machining device for inner hole of large-caliber optical primary mirror |
| CN201799645U (en) * | 2010-07-19 | 2011-04-20 | 陈波 | Boat rudder blade boring device |
| CN201760747U (en) * | 2010-08-31 | 2011-03-16 | 台州职业技术学院 | An axiality adjusting device |
| CN102009360A (en) * | 2010-11-09 | 2011-04-13 | 廖大萍 | Scappling handle cutter |
| CN201906844U (en) * | 2010-12-03 | 2011-07-27 | 青岛港（集团）有限公司 | Boring bar for boring macropore on ordinary boring machine |
| CN201913269U (en) * | 2010-12-10 | 2011-08-03 | 光明沃得重型机床（中国）有限公司 | Special machine tool for boring |
| KR101059866B1 (en) * | 2011-04-25 | 2011-08-29 | 김기면 | Boring machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317717A (en) * | 2017-08-01 | 2019-02-12 | 上海电气电站设备有限公司 | Numerical control cylinder boring machine for steam turbine |
| CN114633126A (en) * | 2022-05-19 | 2022-06-17 | 四川仨川航空科技股份有限公司 | Center frame device for machining aircraft landing gear and clamping method thereof |
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Application publication date: 20120627 |