CN105690197A - Method for grinding inner hole of part on horizontal lathe - Google Patents

Method for grinding inner hole of part on horizontal lathe Download PDF

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Publication number
CN105690197A
CN105690197A CN201610076424.5A CN201610076424A CN105690197A CN 105690197 A CN105690197 A CN 105690197A CN 201610076424 A CN201610076424 A CN 201610076424A CN 105690197 A CN105690197 A CN 105690197A
Authority
CN
China
Prior art keywords
processed
horizontal lathe
lathe
grinding
emery wheel
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
CN201610076424.5A
Other languages
Chinese (zh)
Inventor
徐卫红
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.)
MCC SFRE Heavy Industry Equipment Co Ltd
Original Assignee
MCC SFRE Heavy Industry Equipment 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 MCC SFRE Heavy Industry Equipment Co Ltd filed Critical MCC SFRE Heavy Industry Equipment Co Ltd
Priority to CN201610076424.5A priority Critical patent/CN105690197A/en
Publication of CN105690197A publication Critical patent/CN105690197A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/0092Grinding attachments for lathes or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/04Headstocks; Working-spindles; Features relating thereto
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/10Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/14Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by liquid or gas pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/36Single-purpose machines or devices
    • B24B5/48Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B53/00Devices or means for dressing or conditioning abrasive surfaces
    • B24B53/06Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels

Abstract

The invention discloses a method for grinding an inner hole of a part on a horizontal lathe. The method comprises the following steps: 1, fixing a diamond pen holder on a tailstock, tightly clamping a pneumatic grinding head in a clamp hole, and mounting a mounting handle on a knife rest; 2, clamping a processed part on the horizontal lathe through a lathe chuck and a central rest, aligning well according to aligning references, and enabling the inner hole of the processed part to face the grinding wheel; 3, starting a pneumatic motor to drive the grinding wheel to rotate, driving the outer circumferential surface of the grinding wheel to be in contact with the tip of a diamond pen through the translation of the knife rest, and trimming and grinding the grinding wheel; and 4, starting the lathe, driving the processed part to rotate through the lathe chuck, and moving the grinding wheel to the hole opening of the inner hole of the processed part through the translation of the knife rest; after knife setting, starting to feed and grind leftwards and rightwards the inner hole of the processed part; after one stroke, feeding in the diameter direction according to drawing requirements and finishing second stroke; and repeatedly operating in this way until the inner diameter size and smoothness of the inner hole of the processed part meet requirements. The method is simple and feasible.

Description

A kind of method of grinding inner bore of part on horizontal lathe
Technical field
The invention belongs to plant equipment manufacturing technology field, relate to a kind of method of grinding inner bore of part on horizontal lathe。
Background technology
Horizontal lathe is one of equipment conventional in machining, horizontal lathe add there is man-hour convenient mounting and clamping, feature that precision is high, therefore when processing this kind of part, horizontal lathe plays an important role, simultaneously, it is low that horizontal lathe also has equipment purchasing expense, the feature that maintenance cost is low。But, horizontal lathe can only process the endoporus of the part that smoothness requirements is not high, hardness is not high, higher for smoothness requirements, and during the endoporus that particularly part hardness is higher again, general horizontal lathe adopts the method such as turning, polishing to be extremely difficult to requirement。
Therefore develop a kind of device of grinding part on general horizontal lathe, it is achieved the method for grinding inner bore of part on horizontal lathe, become technological difficulties of machine industry。
Summary of the invention
It is an object of the invention to provide a kind of method of grinding inner bore of part on horizontal lathe, solve and prior art does not have suitable method, higher for smoothness requirements, particularly part hardness higher part again problem of inner hole grinding on horizontal lathe。
The technical solution adopted in the present invention is, a kind of method of grinding inner bore of part on horizontal lathe, is embodied as according to following steps:
Step 1, the pedestal flange of Buddha's warrior attendant pen stand is joined with bolts the side of the tailstock at horizontal lathe, it is ensured that the tip height of diamond pen is contour with the centre of gyration of horizontal lathe;Being clamped in the card sub-aperture of clamp by the hollow axle of pneumatic grinding head, by joint hole by card sub-aperture clamping, then be arranged on the knife rest of horizontal lathe by installing handle, the axial line of the hollow axle of pneumatic grinding head is contour with the centre of gyration of horizontal lathe;
Step 2, being installed on horizontal lathe by lathe chuck and centre frame by part to be processed, and good according to centering benchmark centering, part to be processed endoporus is towards emery wheel;The tip of the axial line of part to be processed, the axial line of emery wheel of pneumatic grinding head and diamond pen is all contour with the centre of gyration of horizontal lathe;
Step 3, startup air motor, air motor drives the emery wheel of pneumatic grinding head to rotate, and is driven the grinding wheel cylindrical side face of pneumatic grinding head and the tip contacts of diamond pen, left and right feeding finishing polishing emery wheel by the translation of knife rest;
Step 4, startup lathe, lathe chuck drives part to be processed revolution, the emery wheel of pneumatic grinding head is made to move the aperture to part to be processed endoporus by the translation of knife rest, to starting feeding grinding part to be processed endoporus in left and right after cutter, after covering a cutter, walk the second cutter according to drawing requirement diametrically feeding;
So repeat, until the internal diameter size of part to be processed endoporus and fineness meet the requirements。
The invention has the beneficial effects as follows, the method is easy to operate, and the tool structure used is simple, utilize the conventional safe efficient rate of cheap apparatus, at low cost realize for smoothness requirements higher, the particularly grinding problem of part hardness higher inner bore of part again。
Accompanying drawing explanation
Fig. 1 is the structural representation (section view) of the pneumatic grinding head that the inventive method uses;
Fig. 2 is the structural representation (master looks) of the inventive method clamp;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the structural representation (partly cut-away) of the inventive method Buddha's warrior attendant pen stand;
Fig. 5 is the inventive method pneumatic grinding head scheme of installation (master looks);
Fig. 6 is the inventive method pneumatic grinding head scheme of installation (vertical view);
Fig. 7 is the P direction view (locally) of Fig. 5。
In figure, 1. hollow axle, 2. main shaft, 3. angular contact ball bearing, 4. spacer sleeve, 5. round nut, 6. double-row spherical ball bearing, 7. transparent cover, 8. air motor, 9. adapter sleeve, 10. emery wheel, 11. installing handles, 12. card sub-aperture, 13. openings, 14. joint holes, 15. pedestals, 16. diamond pen, 17. tailstocks, 18. knife rests, 19. parts to be processed, 20. lathe chuck, 21. centre frames, 22. part to be processed endoporus。
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail。
The tool structure that the inventive method adopts is that, including pneumatic grinding head, clamp and Buddha's warrior attendant pen stand, the supporting common cooperation of this three completes the grinding of processing object。
With reference to Fig. 1, the structure of the pneumatic grinding head of the present invention is, including hollow axle 1, hollow axle 1 inner chamber is provided with main shaft 2, one end (Fig. 1 left end) of main shaft 2 is socketed with hollow axle 1 by two aspectant angular contact ball bearings 3, spacer sleeve 4 it is provided with between the inner ring of two angular contact ball bearings 3, outermost angular contact ball bearing 3 inner ring outer end is fixed on main shaft 2 by two round nuts 5, the outer ring of outermost angular contact ball bearing 3 is axially fixed on hollow axle 1 end face by transparent cover 7, and this side main shaft 2 termination is installed with emery wheel 10;Emery wheel 10 is for follow-up grinding part, and the outside diameter F of emery wheel 10 should be greater than the outside diameter d of hollow axle 1, so that during follow-up grinding inner bore of part, hollow axle 1 can extend in part to be processed endoporus 22;
The other end (Fig. 1 right-hand member) of main shaft 2 is socketed by double-row spherical ball bearing 6 and hollow axle 1; double-row spherical ball bearing 6 outer end is fixed on main shaft 2 by circlip for shaft; the outer face (right-hand member) of this end hollow axle 1 is provided with air motor 8; the output shaft of air motor 8 is in transmission connection by adapter sleeve 9 and key and main shaft 2; adapter sleeve 9 and key realize air motor 8 and are connected with the transition of main shaft 2; power is provided to main shaft 2; compared with motor, air motor have safety good, can the feature of overload protection;
Main shaft 2 left end is as fixing end;Main shaft 2 right-hand member is as free end, and the outer ring of the double-row spherical ball bearing 6 of right-hand member is not axially fixed;
With reference to Fig. 2 and Fig. 3, the structure of the clamp of the present invention is, including the circular card sub-aperture 12 with opening 13, card sub-aperture 12 excircle is installed with installing handle 11, installing handle 11 and opening 13 are separately positioned on diametrically opposite both sides, and the axial line of card sub-aperture 12 is contour with the upper surface of installing handle 11, so that the high centre of gyration height with horizontal lathe in the center of pneumatic grinding head coincide after installing;The gauge H of installing handle 11 should determine according to cutter side's height of used horizontal lathe;The diameter D of card sub-aperture 12 should determine according to the outside diameter of pneumatic grinding head hollow axle 1, adopts the larger gap tolerance fit of H8/f7, not only can meet quality of fit but also mounting and adjusting is easier;It is in order to firm closing with pneumatic grinding head after loading pneumatic grinding head hollow axle 1 that edge up and down, opening 13 outer end has multipair joint hole 14, opening 13 and joint hole 14。
With reference to Fig. 4, the structure of the Buddha's warrior attendant pen stand of the present invention is, including pedestal 15, pedestal 15 one end is provided with the flange installed, for subsequent fixed;The axle center blind hole of pedestal 15 other end is provided with diamond pen 16, diamond pen 16 be radially arranged a holding screw。
The processing method of the present invention, utilizes above-mentioned frock, is embodied as according to following steps:
Step 1, pedestal 15 flange of Buddha's warrior attendant pen stand is joined with bolts the side of the tailstock 17 at horizontal lathe, and ensures the tip height of diamond pen 16 and the centre of gyration contour (see Fig. 5, Fig. 6) of horizontal lathe;The hollow axle 1 of pneumatic grinding head is clamped in the card sub-aperture 12 of clamp, utilize closing bolt by joint hole 14 by card sub-aperture 12 clamping, again the installing handle 11 of clamp is arranged on the knife rest 18 of horizontal lathe (see Fig. 6, Fig. 7), should when meeting working position length during installation, the emery wheel 10 making pneumatic grinding head forward extends out the length of card sub-aperture 12 and tries one's best shorter, to improve rigidity during pneumatic grinding head grinding, the now axial line of the hollow axle 1 of pneumatic grinding head and the centre of gyration of horizontal lathe contour (see Fig. 5);
Step 2, by part to be processed 19 by lathe chuck 20 and centre frame 21 to be installed on horizontal lathe in the way of card holder, and good according to centering benchmark centering, part to be processed endoporus 22 is towards emery wheel 10 (see Fig. 6);Now, the tip all contour with the centre of gyration of horizontal lathe (see Fig. 5) of the axial line of the emery wheel 10 of the axial line of part to be processed 19, pneumatic grinding head and diamond pen 16;
Step 3, connection source of the gas, start air motor 8, air motor 8 drives the emery wheel 10 of pneumatic grinding head to rotate, emery wheel 10 outer circumference surface of pneumatic grinding head and the tip contacts of diamond pen 16 is driven by the translation of knife rest 18, left and right feeding (left and right directions see Fig. 6) finishing polishing emery wheel 10, until emery wheel 10 meets the requirement of grinding;
Step 4, startup lathe, lathe chuck 20 drives part to be processed 19 to turn round, the emery wheel 10 being made pneumatic grinding head by the translation of knife rest 18 moves the aperture to part to be processed endoporus 22, to starting left and right feeding grinding part to be processed endoporus 22 after cutter, after covering a cutter, walk the second cutter according to drawing requirement diametrically feeding;
So repeat, until the internal diameter size of part to be processed endoporus 22 and fineness meet the requirements。

Claims (4)

1. the method for grinding inner bore of part on horizontal lathe, it is characterised in that be embodied as according to following steps:
Step 1, the pedestal (15) of Buddha's warrior attendant pen stand being fixed on the side of the tailstock (17) of horizontal lathe, the tip height of diamond pen (16) is contour with the centre of gyration of horizontal lathe;The hollow axle (1) of pneumatic grinding head is clamped in the card sub-aperture (12) of clamp, by joint hole (14) by card sub-aperture (12) clamping, being arranged on the knife rest (18) of horizontal lathe by installing handle (11), the axial line of hollow axle (1) is contour with the centre of gyration of horizontal lathe;
Step 2, part to be processed (19) is installed on horizontal lathe by lathe chuck (20) and centre frame (21), and good according to centering benchmark centering, part to be processed endoporus (22) is towards emery wheel (10);The tip of the axial line of part to be processed (19), the axial line of emery wheel (10) and diamond pen (16) is all contour with the centre of gyration of horizontal lathe;
Step 3, startup air motor (8), air motor (8) drives the emery wheel (10) of pneumatic grinding head to rotate, the tip contacts of emery wheel (10) outer circumference surface and diamond pen (16) is driven, left and right feeding finishing polishing emery wheel (10) by the translation of knife rest (18);
Step 4, startup lathe, lathe chuck (20) drives part to be processed (19) revolution, the mobile aperture to part to be processed endoporus (22) of emery wheel (10) is made by the translation of knife rest (18), to starting left and right feeding grinding part to be processed endoporus (22) after cutter, after covering a cutter, walk the second cutter according to drawing requirement diametrically feeding;
So repeat, until the internal diameter size of part to be processed endoporus (22) and fineness meet the requirements。
2. the method for grinding inner bore of part on horizontal lathe according to claim 1, it is characterized in that: the structure of described pneumatic grinding head is, including hollow axle (1), hollow axle (1) inner chamber is provided with main shaft (2), one end of main shaft (2) is by two angular contact ball bearings (3) and hollow axle (1) socket, and this side main shaft (2) termination is installed with emery wheel (10);
The other end of main shaft (2) is by double-row spherical ball bearing (6) and hollow axle (1) socket, the outer face of this end hollow axle (1) is provided with air motor (8), and the output shaft of air motor (8) and main shaft (2) are in transmission connection。
3. the method for grinding inner bore of part on horizontal lathe according to claim 1, it is characterized in that: the structure of described clamp is, including the card sub-aperture (12) with opening (13), being installed with installing handle (11) on card sub-aperture (12) excircle, installing handle (11) and opening (13) are separately positioned on diametrically opposite both sides;Opening (13) outer end is up and down along having multipair joint hole (14)。
4. the method for grinding inner bore of part on horizontal lathe according to claim 1, it is characterised in that: the structure of described Buddha's warrior attendant pen stand is, including pedestal (15), pedestal (15) one end is provided with flange;The axle center blind hole of pedestal (15) other end is provided with diamond pen (16)。
CN201610076424.5A 2016-02-03 2016-02-03 Method for grinding inner hole of part on horizontal lathe Pending CN105690197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610076424.5A CN105690197A (en) 2016-02-03 2016-02-03 Method for grinding inner hole of part on horizontal lathe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610076424.5A CN105690197A (en) 2016-02-03 2016-02-03 Method for grinding inner hole of part on horizontal lathe

Publications (1)

Publication Number Publication Date
CN105690197A true CN105690197A (en) 2016-06-22

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106078377A (en) * 2016-06-27 2016-11-09 中冶陕压重工设备有限公司 A kind of processing unit (plant) for lathe grinding endoporus and processing method
CN106975988A (en) * 2017-04-27 2017-07-25 中冶陕压重工设备有限公司 Spindle taper hole grinder and its online restorative procedure
CN108436606A (en) * 2018-05-11 2018-08-24 长沙大力神液压工程有限公司 A kind of concrete cylinder endoporus polishing process

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003285251A (en) * 2002-03-26 2003-10-07 Kurimoto Ltd Pipe inner face grinding method and related equipment
WO2007145396A1 (en) * 2006-06-14 2007-12-21 Solomon Mechanics Co., Ltd The interior super-finishing device and method for controlling thereof
CN201711823U (en) * 2010-06-30 2011-01-19 陈海蛟 High-precision numerical control internal grinder
CN202264120U (en) * 2011-08-09 2012-06-06 宝鸡市赛孚石油机械有限公司 Pneumatic grinding head of lathe
CN203471499U (en) * 2013-09-16 2014-03-12 江苏阳明船舶装备制造技术有限公司 Polisher for polishing inner wall and outer wall of pipe
CN203509799U (en) * 2013-10-23 2014-04-02 山东华珠机械有限公司 Processing unit for internal surface of shaft sleeve
CN204504917U (en) * 2015-03-17 2015-07-29 张鼎扬 Novel numerical control pipe grinding machine
CN204603993U (en) * 2015-05-21 2015-09-02 苏州欢颜电气有限公司 A kind of telescopic inner wall grinding device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003285251A (en) * 2002-03-26 2003-10-07 Kurimoto Ltd Pipe inner face grinding method and related equipment
WO2007145396A1 (en) * 2006-06-14 2007-12-21 Solomon Mechanics Co., Ltd The interior super-finishing device and method for controlling thereof
CN201711823U (en) * 2010-06-30 2011-01-19 陈海蛟 High-precision numerical control internal grinder
CN202264120U (en) * 2011-08-09 2012-06-06 宝鸡市赛孚石油机械有限公司 Pneumatic grinding head of lathe
CN203471499U (en) * 2013-09-16 2014-03-12 江苏阳明船舶装备制造技术有限公司 Polisher for polishing inner wall and outer wall of pipe
CN203509799U (en) * 2013-10-23 2014-04-02 山东华珠机械有限公司 Processing unit for internal surface of shaft sleeve
CN204504917U (en) * 2015-03-17 2015-07-29 张鼎扬 Novel numerical control pipe grinding machine
CN204603993U (en) * 2015-05-21 2015-09-02 苏州欢颜电气有限公司 A kind of telescopic inner wall grinding device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106078377A (en) * 2016-06-27 2016-11-09 中冶陕压重工设备有限公司 A kind of processing unit (plant) for lathe grinding endoporus and processing method
CN106975988A (en) * 2017-04-27 2017-07-25 中冶陕压重工设备有限公司 Spindle taper hole grinder and its online restorative procedure
CN108436606A (en) * 2018-05-11 2018-08-24 长沙大力神液压工程有限公司 A kind of concrete cylinder endoporus polishing process

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Application publication date: 20160622

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