CN102528590A - Horizontal double grinding head central hole grinding machine device - Google Patents

Horizontal double grinding head central hole grinding machine device Download PDF

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Publication number
CN102528590A
CN102528590A CN2012100571136A CN201210057113A CN102528590A CN 102528590 A CN102528590 A CN 102528590A CN 2012100571136 A CN2012100571136 A CN 2012100571136A CN 201210057113 A CN201210057113 A CN 201210057113A CN 102528590 A CN102528590 A CN 102528590A
Authority
CN
China
Prior art keywords
bistrique
workpiece
sides
guide rail
regulating block
Prior art date
Application number
CN2012100571136A
Other languages
Chinese (zh)
Inventor
陈云霞
曹保亮
王卓
杨家斌
Original Assignee
新乡日升数控轴承装备股份有限公司
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 新乡日升数控轴承装备股份有限公司 filed Critical 新乡日升数控轴承装备股份有限公司
Priority to CN2012100571136A priority Critical patent/CN102528590A/en
Publication of CN102528590A publication Critical patent/CN102528590A/en

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Abstract

The invention discloses a horizontal double grinding head central hole grinding machine device for automatically moving and feeding. A left grinding head and a right grinding head are arranged at two ends of a grinding machine body respectively; and the left grinding head and the right grinding head are connected with a left servo motor and a right servo motor on a left nut and a right nut and respective lead screws through a coupler so as to drive the left and right grinding heads to move horizontally on a grinding machine body guide rail. A central position of a workpiece is automatically adjusted through an adjusting block in a vertical direction, a V-shaped groove with an upward opening is formed on the adjusting block, the adjusting block is arranged on a vertical guide rail through left and right workpiece devices, the other end of a vertical guide rail sliding plate is assembled with the lead screws through the nuts and is connected with the servo motors so as to drive the adjusting block to move up and down on the vertical guide rail, and the V-shaped groove has an upward opening. By the device, the workpiece is conveniently clamped.

Description

Horizontal pair of bistrique centre-hole grinder device

Technical field:

The present invention relates to a kind of horizontal pair of bistrique centre-hole grinder device, be specially adapted to use when two bistriques are adjusted automatically on the lathe.

Background technology:

Horizontal pair of bistrique centre-hole grinder is as the high accuracy centering machine, and automaticity and required precision are increasingly high, and the range of work is also increasing.Former horizontal double end centre-hole grinder bistrique moves and adopts handwheel to shake and the common electric machine type of drive, supports clamp mechanism and adopts two cover three-jaw automatic centering clamping mechanisms and round piece can turn round clamp mechanism, can not satisfy most of users' needs.

Existing lathe bistrique moves with feeding and adopts handwheel to shake and the common electric machine type of drive, can not realize auto-feed, and the amount of feeding and central hole size can't guarantee.

The three-jaw automatic centering clamping mechanism of existing lathe; By a cover claw angle be 83 ° 37 ' V-type pawl and the straight pawl of a cover flush end form; The V-type pawl links to each other with positive and negative leading screw, the nut of different pitch with straight pawl bottom, and V-type pawl opening in horizontal direction, and is relative with straight pawl.Drive feed screw nut, can axial workpiece be clamped in set center.The clamping and positioning precision of workpiece is leaned on the machining accuracy and assembling adjustment accuracy guarantee of machine part entirely, after the clamping, can't finely tune, and V-type pawl and leading screw processing difficulties, accumulated error is more, and machining accuracy is difficult to guarantee.Because its complex structure, the targeting part size of its transmission is bigger in addition, and two covers clamp devices and together, and lateral length is longer, so when being used for supporting than casual labourer's part, bistrique can not be near workpiece, can't grinding.Claw is difficult for changing simultaneously, and clamping diameter range also has very big limitation.

But the round piece slew gear of existing lathe is made up of a cover active chuck and the driven chuck of a cover, and initiatively chuck and driven chuck are made up of shell, interior cover, bearing, claw; Bearing is cased; In be sleeved on the bearing inner race, put in claw is contained in, but radiai adjustment.Initiatively chuck provides power by motor, through cover rotation in the driven by motor, realizes the workpiece rotation.Workpiece centering is through regulating the claw position, and with beating the table mode, manually-operated realizes that operating process is inconvenient, also is difficult to guarantee higher centering precision.Two cover chuck lateral dimensions are also less, also can't clamping than casual labourer's part.Chuck rotating part bearing bore diameter has determined that also its gripping range is littler simultaneously; In addition because the sealing supporting construction of active chuck and driven chuck; Workpiece is installed very inconvenient, and will process than farm labourer's part the time, lathe bed length is than common three-jaw supporting bed height.

Summary of the invention:

Task of the present invention is to propose a kind of can moving automatically and the feeding automatic aligning, utilizes digital control system to realize the self-centering of shaft-like workpiece and a kind of horizontal pair of bistrique centre-hole grinder device accurately seeking centre bore.

Task of the present invention is to accomplish like this; Realize moving automatically with feeding be the two ends that are installed in lathe bed by left and right sides bistrique respectively, left and right sides bistrique is connected drive left and right sides bistrique move left and right on bed ways respectively at left and right sides nut with separately leading screw and through shaft coupling with left and right sides servomotor.

Realize that it is by a regulating block that the workpiece in the vertical direction is adjusted the center automatically; Have the V-type groove that an opening makes progress on the regulating block; Described regulating block is to be contained in the left and right sides workpiece device of installing in the middle of the bistrique of the said left and right sides to support; Regulating block is installed on the upright guide rail through left and right sides workpiece device, and described upright guide rail is connected with cross slide one end, and the other end of said upright guide rail slide plate assembles with leading screw and is connected the drive regulating block with servomotor through shaft coupling through nut and on upright guide rail, moves up and down; The V-type groove of said regulating block upward opening is 90 °; Workpiece clamp is contained in the V-type groove very convenient, and inspection rod is installed in the V-type groove of said regulating block, pushes down the inspection rod by pressing plate and on described upright guide rail, moves up and down in bed ways with described left and right sides bistrique and seek the center and become straight line.

The present invention has following effect: driven by servomotor left and right sides bistrique, can realize the automatically mobile and work feed of left and right sides bistrique on bed ways, the driven by servomotor regulating block; Can realize that the workpiece in the vertical direction adjusts the center automatically, no longer through high-precision part processing and strict assembling adjustment, the machining accuracy that guarantees 90 ° of V-type grooves than 83 ° 37 ' processing guarantee more easily; And angle does not need strict control, can realize accurately location through the digital control system compensation; There are not complicated transmission and targeting part; Lateral dimension is less, and bearing length is wider, and V-type groove size can strengthen or reduce as required; The V-type channel opening makes progress, and clamping workpiece is very convenient.

Description of drawings:

Fig. 1 is a structural representation of the present invention; Fig. 2 is the left view of Fig. 1.

Illustrate: 1, bed ways, 2, left servomotor, 3, left leading screw, 4, left nut, 5, left bistrique; 6, left workpiece device, 7, right workpiece device, 8, right bistrique, 9, right leading screw, 10, right nut; 11, right servomotor, 12, servomotor, 13, leading screw, 14, nut, 15, pressing plate; 16, regulating block, 17, upright guide rail, 18, the cross slide way slide plate, 19, the V-type groove.

The specific embodiment:

Describe embodiment in detail in conjunction with above accompanying drawing; Left and right sides bistrique 5,8 is equipped with at guide rail 1 two ends of lathe bed respectively, and said left and right sides bistrique is by 3,9 assemblings of left and right sides nut 4,10 and left and right sides leading screw, is connected the feeding of completion left and right sides bistrique and mobile with left and right sides servomotor 2,11 through shaft coupling; Left and right sides workpiece device 6,7 is contained in the centre position of left and right sides bistrique; Regulating block 16 is contained in respectively in the workpiece device of the left and right sides and supports, and has the V-type groove 19 that an opening makes progress on the said regulating block, and the angle of V-type groove is 90 °; Servomotor 12 is housed on the regulating block; Servomotor links to each other with nut 14 with leading screw 13 through shaft coupling, and said nut is installed on the cross slide way slide plate 18, and said cross slide way slide plate is connected with upright guide rail 17.

Workpiece centering mode of the present invention is; With bistrique center, two ends is benchmark, and (it is excellent as inspection a) to establish its radius, is placed in the regulating block V-type groove on the workpiece device of the left and right sides for chucking scope median to use a diameter; Compress with pressing plate 15; To examine bistrique center, excellent center adjustment to two ends point-blank, bistrique position, the left and right sides will be adjusted into the reference position, be made as zero-bit with this.As workpiece device workpiece radius r during less than a, the regulating block distance that moves up is (a-r)/cos45 °, and as workpiece device workpiece radius r during greater than a, regulating block moves down distance and is value (r-a)/cos45 °.By formula with workpiece radius value r input digital control system, servomotor just can drive workpiece and move to the reference position.

The present invention can make left and right sides bistrique move automatically and feeding; Can realize the self-centering of workpiece; Regulating block is simple in structure, and machining accuracy is easier to guarantee that lateral dimension and longitudinal size can increase and decrease as required with the adjustment precision; Supporting workpiece length range and diameter range increase greatly, and it is convenient that workpiece is installed.

The present invention is not limited to the above-mentioned specific embodiment; Bistrique is not limited to just left and right sides bistrique, so long as can move up and down in the vertical direction automatic capturing workpiece centre on guide rail; All be a kind of distortion of the present invention, all should think and implement within protection domain of the present invention.

Claims (3)

1. horizontal pair of bistrique centre-hole grinder device; It comprises lathe bed and left and right sides bistrique; It is characterized in that: the guide rail two ends are separately installed with the left and right sides bistrique that can move automatically with feeding; The feeding of said left and right sides bistrique is to be connected with left and right sides servomotor by the assembling of left and right sides nut and leading screw and through shaft coupling, and workpiece vertical direction adjustment center automatically is regulating block of dependence, the V-type groove that has the opening of a clamping workpiece to make progress on the said regulating block; Described regulating block is to be contained in the left and right sides workpiece device of installing in the middle of the said bistrique to support; Said regulating block is to be installed in the upright guide rail through left and right sides workpiece device, and said upright guide rail is connected with cross slide way slide plate one end, and the other end of said cross slide way slide plate assembles with leading screw and is connected the drive regulating block with servomotor through shaft coupling through nut and in upright guide rail, moves up and down.
2. horizontal pair of bistrique centre-hole grinder device according to claim 1, it is characterized in that: the V-type groove of said regulating block is 90 °, can adjust according to the opening of the needs V-type groove of workpiece.
3. horizontal pair of bistrique centre-hole grinder device according to claim 1 is characterized in that: the inspection rod that clamps in the V-type groove of said regulating block can move up and down in bed ways with described left and right sides bistrique in said upright guide rail and seek the center and become straight line.
CN2012100571136A 2012-03-07 2012-03-07 Horizontal double grinding head central hole grinding machine device CN102528590A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012100571136A CN102528590A (en) 2012-03-07 2012-03-07 Horizontal double grinding head central hole grinding machine device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012100571136A CN102528590A (en) 2012-03-07 2012-03-07 Horizontal double grinding head central hole grinding machine device

Publications (1)

Publication Number Publication Date
CN102528590A true CN102528590A (en) 2012-07-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012100571136A CN102528590A (en) 2012-03-07 2012-03-07 Horizontal double grinding head central hole grinding machine device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106624948A (en) * 2015-10-29 2017-05-10 安徽白鹰精密机床有限公司 Lead screw nut assembling device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2917932Y (en) * 2006-05-10 2007-07-04 王宗武 Center hole grinding head
CN200960609Y (en) * 2006-09-30 2007-10-17 广州市敏嘉制造技术有限公司 External thread grinder center frame
CN201186399Y (en) * 2008-03-18 2009-01-28 辛格玛机械股份有限公司 Center-hole grinder structure
CN201316896Y (en) * 2008-12-25 2009-09-30 山东济宁特力机床有限公司 Machine tool with central holes drilled on two end surfaces of digital control motor shaft mill
JP2011115862A (en) * 2009-12-01 2011-06-16 Jtekt Corp Truing method
CN202079449U (en) * 2011-03-29 2011-12-21 刘森钢 Horizontal high-speed main shaft central hole grinding machine
CN202507137U (en) * 2012-03-07 2012-10-31 新乡日升数控轴承装备股份有限公司 Horizontal dual-grinding-head center-hole grinding machine device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2917932Y (en) * 2006-05-10 2007-07-04 王宗武 Center hole grinding head
CN200960609Y (en) * 2006-09-30 2007-10-17 广州市敏嘉制造技术有限公司 External thread grinder center frame
CN201186399Y (en) * 2008-03-18 2009-01-28 辛格玛机械股份有限公司 Center-hole grinder structure
CN201316896Y (en) * 2008-12-25 2009-09-30 山东济宁特力机床有限公司 Machine tool with central holes drilled on two end surfaces of digital control motor shaft mill
JP2011115862A (en) * 2009-12-01 2011-06-16 Jtekt Corp Truing method
CN202079449U (en) * 2011-03-29 2011-12-21 刘森钢 Horizontal high-speed main shaft central hole grinding machine
CN202507137U (en) * 2012-03-07 2012-10-31 新乡日升数控轴承装备股份有限公司 Horizontal dual-grinding-head center-hole grinding machine device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106624948A (en) * 2015-10-29 2017-05-10 安徽白鹰精密机床有限公司 Lead screw nut assembling device

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Application publication date: 20120704

C02 Deemed withdrawal of patent application after publication (patent law 2001)