CN102554723A - Numerical control deep hole internal grinder - Google Patents

Numerical control deep hole internal grinder Download PDF

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Publication number
CN102554723A
CN102554723A CN2011104252493A CN201110425249A CN102554723A CN 102554723 A CN102554723 A CN 102554723A CN 2011104252493 A CN2011104252493 A CN 2011104252493A CN 201110425249 A CN201110425249 A CN 201110425249A CN 102554723 A CN102554723 A CN 102554723A
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CN
China
Prior art keywords
grinding
grinding wheel
headstock
slide unit
lathe bed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011104252493A
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Chinese (zh)
Inventor
张左
王军
仇云飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Machine Tool Factory Co Ltd
Original Assignee
Shanghai Machine Tool Factory Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Machine Tool Factory Co Ltd filed Critical Shanghai Machine Tool Factory Co Ltd
Priority to CN2011104252493A priority Critical patent/CN102554723A/en
Publication of CN102554723A publication Critical patent/CN102554723A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a numerical control deep hole internal grinder, which comprises a grinder body, a moving device, a working table, a headstock, a grinding wheel dresser, an internal grinding tool, a grinding wheel frame, a grinding wheel and a cross sliding table. The grinder body is formed by assembling a left grinder body and a right grinder body. The working table capable of longitudinally feeding is installed at the upper portion of the left grinder body and is provided with the headstock capable of longitudinally moving and the grinding wheel dresser, and the moving device is installed at the back of the headstock. The right grinder body is provided with the cross sliding table provided with the grinding wheel frame, the internal grinding tool is installed on the grinding wheel frame, and the grinding wheel is installed on the internal grinding tool. The numerical control deep hole internal grinder is capable of machining deep holes and workpieces with large taper. The grinder synthesizes advantages of a working table moving mode and a grinding wheel moving mode, wherein the working table moving mode is favorable for improving grinding depth and capable of flexibly regulating grinding distance; and grinding wheel moving mode can achieve feed in the horizontal direction and the longitudinal direction and is provided with rotary movement, thereby facilitating grinding and obtaining high grinding accuracy.

Description

The numerical control deep-hole internal grinder
Technical field
The present invention relates to a kind of numerical control deep-hole internal grinder, especially a kind of internal grinder that is used for machining large digital-control boring-milling machine main shaft endoporus.
Background technology
Along with the continuous development of China's machine industry, also constantly increasing for the demand of the grinding machine of the endoporus of all kinds of machine tool chief axis of processing and band 7:24 big tapering endoporus.The workpiece of the type, length are very long, and have big tapering, and requirement on machining accuracy is high, and traditional internal grinder adopts single feeding pattern, for length like this, and the workpiece of the big tapering of band 7:24, be difficult to satisfy required precision.The present invention designs and develops under this background, initiative employing two kinds of feed mechanisms that move mode combines, given full play to the advantage of two kinds of feeding modes, satisfied the requirement of machining accuracy.Promptly having desk-top the moving with the emery wheel posture of work on grinding machine simultaneously moves.The application of this grinding machine structure still belongs to the first time.
Summary of the invention
The present invention will provide a kind of ability deep hole processing, the numerical control deep-hole internal grinder of big tapering workpiece, and this grinding machine structure is advanced, and is easy to operate, and grinding accuracy is high.
Technical scheme of the present invention is: a kind of numerical control deep-hole internal grinder comprises lathe bed, mobile device, workbench; The headstock, dresser, interior round grinding tool, grinding carriage; Emery wheel, cross slid platform is characterized in: lathe bed is formed by left lathe bed and right splicing machine tool, and the workbench that can do length feed is equipped with on the top of left lathe bed; The headstock and the dresser that can vertically move are housed on the workbench, and the headstock is equipped with mobile device at the back, on the right lathe bed cross slid platform is housed; Grinding carriage is housed on the cross slid platform, and circle grinding tool in being equipped with on the grinding carriage, emery wheel are loaded on the interior circle grinding tool.
Cross slid platform is made up of down slide unit and last slide unit, and following slide unit is for driving grinding carriage revolution and length feed slide unit, and in order to the workpiece of the endoporus of grinding band 7:24 tapering, last slide unit is the slide unit that the drive grinding carriage laterally moves.
The closed center rest that is used for holding speciality workpiece is installed on the workbench.
The invention has the beneficial effects as follows:
1. through the traverse feed of workbench, satisfy the required grinding depth of processing work.
2. different according to the length of workpiece, the headstock can pass through travel mechanism, regulates its external on workbench, can cooperate closed center rest to use, to guarantee grinding apart from being in the feed range of workbench.
3. cross slid platform can be done the feeding of horizontal vertical both direction, and has gyration.Length feed wherein, required horizontal amount of movement when being used to revise emery wheel, emery wheel is satisfied in traverse feed can have enough distances, can receive the workpiece endoporus and carry out grinding, and rotating function satisfies the needs of grinding band 7:24 tapering endoporus, guarantees machining accuracy simultaneously.Three kinds of motions can independently be carried out, and do not have each other and interfere.
Characteristics of the present invention and innovation are: the present invention has adopted movable workbench formula and the portable two kinds of patterns of grinding carriage simultaneously, has broken through tradition and has only adopted a kind of limitation of feeding pattern, and combined the advantage of the two.Internal grinder in the past only adopts wherein a kind of move mode separately, and farm labourer's part of the big tapering of right band is difficult to guarantee machining accuracy.Specifically, installment work platform on the left lathe bed is driven by screw mandrel, guarantees the required stroke of grinding; The headstock can be with the same moved further of workbench after locking on the workbench, unclamp locking after, can pass through mobile device; Regulate its position on workbench, workpiece is in the grinding stroke of workbench, when workpiece is very long; Can mix closed center rest holding workpiece, help improving grinding depth, and flexible grinding distance.Secondly, on the right lathe bed cross slid platform is arranged, divide two layers up and down, last cross slid platform can drive the grinding carriage traverse feed; So that emery wheel can touch the workpiece endoporus, and carry out grinding, following cross cunning possesses length feed and rotates two functions, when length feed satisfies crushing; The required amount of vertically moving, because dresser is fixed, rotating function turns over certain angle through driving grinding carriage; Emery wheel can the big tapering of oblique grinding band 7:24 endoporus, good rigidly during grinding, precision is high after the grinding.
Description of drawings
Fig. 1 is a structural front view of the present invention;
Fig. 2 is the vertical view of figure `1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the right view of Fig. 1.
The specific embodiment
Combine accompanying drawing and embodiment that the present invention is done further explanation at present.
Extremely shown in Figure 4 like Fig. 1, the lathe bed that comprises of the present invention, mobile device 1, workbench 5, the headstock 2, dresser 6, interior round grinding tool 7, grinding carriage 8, emery wheel 12, cross slid platform 15 etc.
Lathe bed is spliced with right lathe bed 11 by left lathe bed 3; The workbench 5 that can do length feed is equipped with on the top of left side lathe bed 3, and the headstock 2 and dresser 6 that can vertically move are housed on the workbench 5, and mobile device 1 is equipped with in the headstock 2 back; On the right lathe bed 11 cross slid platform 15 is housed; Grinding carriage (8) is housed on the cross slid platform 15, and circle grinding tool 7 in being equipped with on the grinding carriage 8, emery wheel 12 are loaded on the interior circle grinding tool 7.
Cross slid platform 15 is made up of with last slide unit 9 following slide unit 10, and following slide unit 10 is for driving grinding carriage revolution and length feed slide unit, and in order to the workpiece of the endoporus of grinding band 7:24 tapering, last slide unit 9 is the slide unit that the drive grinding carriage laterally moves.
The closed center rest 4 that is used for holding speciality workpiece is installed on the workbench 2.
This grinding machine workpiece is generally the endoporus of large-sized numerical control boring and milling machine main shaft and the main shaft of the big tapering endoporus of band 7:24.Behind the headstock 2 clamping workpiece, according to workpiece length, regulated by mobile device 1, move to suitable grinding position, if workpiece is very long, can on workbench, install closed center rest 4 additional, auxiliary clamping workpiece is locked the headstock 2 then, by the motor-driven headstock and workpiece rotation.Then, screw mandrel drives workbench 5, and drives the headstock 2, does length feed, only gets in the grinding scope of workpiece endoporus to interior round grinding tool and whole emery wheel, then feed-disabling.Then, last cross slid platform 9 drives grinding carriage 8 and does traverse feed, after the emery wheel 12 on the interior round grinding tool 13 touches the workpiece endoporus, just can carry out grinding, and workbench continues feeding simultaneously, until accomplishing grinding.If workpiece band tapering, can rotate through cross slid platform 10 down, and drive grinding carriage synchronously and turn to the endoporus of oblique grinding band tapering.During trimming wheel, workbench 5 is done reverse length feed, and workpiece is away from grinding carriage 8, and cross slid platform 15 drives the feeding that grinding carriage 8 is done horizontal vertical 2 directions, near dresser 6, repairs.Whole grinding process automation control has improved efficient greatly.
The invention provides a kind of ability deep hole processing, the internal grinder structure of big tapering workpiece.This structure composition the portable advantage of movable workbench formula and grinding carriage, particularly, the desk-top mobile raising grinding depth that is beneficial to of work; And flexible grinding distance, grinding carriage is portable, can laterally with vertical from; Both direction is realized feeding; And have gyration, help the endoporus of the big tapering of grinding, and grinding accuracy is high.The present invention has started the domestic beginning.

Claims (3)

1. a numerical control deep-hole internal grinder comprises lathe bed, mobile device (1); The headstock (2), workbench (5), dresser (6); Interior circle grinding tool (7), grinding carriage (8), emery wheel (12); Cross slid platform (15) is characterized in that: said lathe bed is spliced by left lathe bed (3) and right lathe bed (11), and the workbench (5) that can do length feed is equipped with on the top of left lathe bed (3); The headstock (2) and the dresser (6) that can vertically move are housed on the workbench (5), and mobile device (1) is equipped with in the headstock (2) back, and cross slid platform (15) is housed on the right lathe bed (11); Grinding carriage (8) is housed on the cross slid platform (15), circle grinding tool (7) in being equipped with on the grinding carriage (8), emery wheel (12) is loaded on the interior circle grinding tool (7).
2. numerical control deep-hole internal grinder according to claim 1; It is characterized in that: said cross slid platform (15) is by slide unit (10) and last slide unit (9) constitute down; Following slide unit (10) is for driving grinding carriage revolution and length feed slide unit; In order to the workpiece of grinding band 7:24 tapering endoporus, last slide unit (9) is for driving the slide unit that grinding carriage laterally moves.
3. numerical control deep-hole internal grinder according to claim 1 is characterized in that: said workbench (2) is gone up the closed center rest (4) that is used for holding speciality workpiece is installed.
CN2011104252493A 2012-02-21 2012-02-21 Numerical control deep hole internal grinder Pending CN102554723A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011104252493A CN102554723A (en) 2012-02-21 2012-02-21 Numerical control deep hole internal grinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011104252493A CN102554723A (en) 2012-02-21 2012-02-21 Numerical control deep hole internal grinder

Publications (1)

Publication Number Publication Date
CN102554723A true CN102554723A (en) 2012-07-11

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102794682A (en) * 2012-08-27 2012-11-28 无锡鹰贝精密轴承有限公司 Grinding processing device for deep-hole part
CN104759976A (en) * 2015-03-12 2015-07-08 四川大学 Noise reduction device and method for long-stroke large-diameter hydraulic cylinder honing processing procedure
CN105033793A (en) * 2015-06-03 2015-11-11 苏州睿绮电子有限公司 Visible grinding machine with automatic fine correction function
CN105563246A (en) * 2015-12-09 2016-05-11 大连理工大学 Numerical-control deep hole grinder
CN105598759A (en) * 2015-12-29 2016-05-25 苏州市诚品精密机械有限公司 Grinding equipment for gear inner hole

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB650213A (en) * 1948-12-15 1951-02-14 Rudkin & Riley Ltd Improvements in or relating to die ripping and polishing machines
JP2001062720A (en) * 1999-08-30 2001-03-13 Inst Of Physical & Chemical Res Internal grinding method and device, and fuel injection nozzle
CN101352819A (en) * 2008-09-08 2009-01-28 钟洪 Internal grinder
CN102059602A (en) * 2010-10-18 2011-05-18 北京精雕精密机械制造有限公司 Numerically controlled grinder for grinding taper hole and end face of motorized spindle
CN201950541U (en) * 2010-07-09 2011-08-31 胜利油田胜利动力机械集团有限公司 Front end camshaft bore grinding device of cylindrical grinding machine
CN102211299A (en) * 2011-04-14 2011-10-12 大连沃飞亚装备制造有限公司 CNC (Computerized Numerical Control) automatic internal grinding machine for bearing ring

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB650213A (en) * 1948-12-15 1951-02-14 Rudkin & Riley Ltd Improvements in or relating to die ripping and polishing machines
JP2001062720A (en) * 1999-08-30 2001-03-13 Inst Of Physical & Chemical Res Internal grinding method and device, and fuel injection nozzle
CN101352819A (en) * 2008-09-08 2009-01-28 钟洪 Internal grinder
CN201950541U (en) * 2010-07-09 2011-08-31 胜利油田胜利动力机械集团有限公司 Front end camshaft bore grinding device of cylindrical grinding machine
CN102059602A (en) * 2010-10-18 2011-05-18 北京精雕精密机械制造有限公司 Numerically controlled grinder for grinding taper hole and end face of motorized spindle
CN102211299A (en) * 2011-04-14 2011-10-12 大连沃飞亚装备制造有限公司 CNC (Computerized Numerical Control) automatic internal grinding machine for bearing ring

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102794682A (en) * 2012-08-27 2012-11-28 无锡鹰贝精密轴承有限公司 Grinding processing device for deep-hole part
CN102794682B (en) * 2012-08-27 2015-11-18 无锡鹰贝精密轴承有限公司 The abrasive machining device of deep-hole parts
CN104759976A (en) * 2015-03-12 2015-07-08 四川大学 Noise reduction device and method for long-stroke large-diameter hydraulic cylinder honing processing procedure
CN105033793A (en) * 2015-06-03 2015-11-11 苏州睿绮电子有限公司 Visible grinding machine with automatic fine correction function
CN105563246A (en) * 2015-12-09 2016-05-11 大连理工大学 Numerical-control deep hole grinder
CN105598759A (en) * 2015-12-29 2016-05-25 苏州市诚品精密机械有限公司 Grinding equipment for gear inner hole

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Application publication date: 20120711