CN204397528U - A kind of automatic center hole grinding machine - Google Patents

A kind of automatic center hole grinding machine Download PDF

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Publication number
CN204397528U
CN204397528U CN201420668757.3U CN201420668757U CN204397528U CN 204397528 U CN204397528 U CN 204397528U CN 201420668757 U CN201420668757 U CN 201420668757U CN 204397528 U CN204397528 U CN 204397528U
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China
Prior art keywords
supporting plate
leading screw
reciprocal
servomotor
bistrique
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CN201420668757.3U
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Chinese (zh)
Inventor
陈云霞
李太林
张占峰
杨家斌
王卓
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XINXIANG RISHENG NUMERICAL CONTROL BEARING EQUIPMENT CO Ltd
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XINXIANG RISHENG NUMERICAL CONTROL BEARING EQUIPMENT CO Ltd
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Priority to CN201420668757.3U priority Critical patent/CN204397528U/en
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Abstract

The utility model discloses a kind of automatic center hole grinding machine, left end above bistrique supporting plate is equipped with the reciprocal supporting plate that can move along 60 ° of bore bus bars, reciprocal supporting plate is arranged on intersection ball line slideway and is connected with reciprocal supporting plate by the nut on reciprocal leading screw, reciprocal leading screw is connected with reciprocating motion servomotor by shaft coupling, right-hand member above bistrique supporting plate is equipped with locating centre, the slide block that bistrique supporting plate is arranged on crossbeam rolling linear guide is connected with the nut on transverse shifting leading screw, transverse shifting leading screw is connected with transverse shifting servomotor by shaft coupling, the center of rotary disk is equipped with taper roll bearing and is connected with reciprocal supporting plate with gland by little axle, move up and down and in rolling linear guide, slide block is housed and is connected with electro spindle seat, in described electro spindle seat, grinding electric main shaft is housed, grinding electric main shaft seat is connected with the nut moved up and down on leading screw, move up and down leading screw to be connected with the servomotor that moves up and down by shaft coupling.

Description

A kind of automatic center hole grinding machine
Technical field:
The utility model relates to a kind of grinding machine, is specially adapted to centre-hole grinder uses.
Background technology:
Existing centre-hole grinder is manual, the high speed rotation of mill axle drives big belt pulley to rotate by common electric machine, speedup drives the small belt pulley on mill axle to realize by big belt pulley by flat belt, and the conversion of mill axle speed realizes by changing the specification belt pulley varied in size.Described mill axle is contained on planet main shaft, have on the position of an eccentric distance with the planet alignment of shafts, and can move back and forth along 60 ° of bore bus bars directions, mill axle planetary motion and centrally hole bus reciprocating motion by a Daepori three-way motor by composite pulley drive realization, combined wheels connects a V-belt and a round rope band, V-belt drives planet main axis, realize the planetary motion of mill axle, circle rope band drives crank rod movement, crank connecting link drives and moves with three upper and lower spirals of spiral fluted control loop, control loop drives 30 ° of rail plates to move back and forth along 60 ° of bore bus bars directions by cross-bearing.Its shortcoming is: bistrique part complex structure, and accumulated error is more, and machine tool accuracy is difficult to ensure, the circular motion of emery wheel centrally axially bored line is realized by planet main shaft, therefore grinding center bore dia scope is smaller.
Existing numer centre hole grinding machine, as HISCHER centre-hole grinder, bistrique can move left and right on bed ways, the enlarged diameter in grinding center hole, but be Non-follow control owing to moving left and right, each processing all needs manual tool setting, cannot realize part volume digital control processing.
Workpiece clamping device adopts scroll chuck or supported at three point frame, scroll chuck needs workpiece to penetrate chuck hole when mounting parts, and hand-operated clamping after table centering need be beaten, the upper and lower top location of supported at three point frame, hand-operated clamping, all can not realize location and mechanically actuated automatically two kinds of modes of stepping up, efficiency is low, and labour intensity is large.
Summary of the invention:
Task of the present utility model is a kind of bistrique part of proposition is combined by the simple parts of structure, and accumulated error is less, and machine tool accuracy is easy to a kind of automatic center hole grinding machine ensured.
Task of the present utility model completes like this, a kind of automatic center hole grinding machine, it is characterized in that: the left end above bistrique supporting plate is equipped with the reciprocal supporting plate that can move along 60 ° of bore bus bars, described reciprocal supporting plate is arranged on intersection ball line slideway and is connected with reciprocal supporting plate by the nut on reciprocal leading screw, described reciprocal leading screw is connected with reciprocating motion servomotor by shaft coupling, right-hand member above described bistrique supporting plate is equipped with locating centre, the slide block that bistrique supporting plate is arranged on crossbeam rolling linear guide is connected with the nut on transverse shifting leading screw, described transverse shifting leading screw is connected with transverse shifting servomotor by shaft coupling, the plate face of described reciprocal supporting plate has annular T-slot, rotary disk is assemblied in annular T-slot and is connected by T-shaped screw, the center of described rotary disk is equipped with taper roll bearing and is connected with reciprocal supporting plate with gland by little axle, the scroll-up/down line slideway consistent with Workpiece length direction described rotary disk be equipped with, described moving up and down is equipped with slide block in rolling linear guide and is connected with electro spindle seat, in described electro spindle seat, grinding electric main shaft is housed, 60 ° of conical wheels are equipped with in described grinding electric main shaft lower end, grinding electric main shaft seat is connected with the nut moved up and down on leading screw, the described leading screw that moves up and down is connected with the servomotor that moves up and down by shaft coupling, vertical guide rail top is fixed with Workpiece clamping device, its underpart is fixed with tailstock centre device, cylinder bore upper end is equipped with upper end cover and is sealed by sealing ring, upper end cover is equipped with inlet suction port, described cylinder block is built with piston, piston rod is equipped with Compress Spring, the lower end of cylinder bore is provided with bottom end cover, piston is connected with locating centre, lathe is furnished with the control box of movable direction, control box is provided with display.It is be made up of left slide carriage and right slide carriage that described vertical guide rail top is fixed with Workpiece clamping device, it is 4mm that described left slide carriage and right slide carriage are arranged on a left end pitch, right-hand member pitch is 6mm, on the clamping leading screw that two ends thread rotary orientation is different, described clamping leading screw is connected with clamping servomotor motor by shaft coupling.Described bed ways bottom is fixed with tailstock centre device, and driver plate, handwheel and lower locating centre are housed thereon.Described left slide carriage is equipped with V-arrangement claw, described right slide carriage is equipped with straight claw.Described intersection ball line slideway is arranged on below bistrique supporting plate, and length direction is parallel with 60 bore bus bars directions of workpiece, described rotary disk is equipped with consistent with Workpiece length direction move up and down rolling linear guide.
The utility model has following effect: the bistrique part that the technical program adopts is formed by the simple part combination of structure, and accumulated error is less, and machine tool accuracy is easy to ensure; The processing of part volume by programme-control, can not need repetition tool setting, and the amount of feeding is consistent, and processing dimension uniformity is good, and production efficiency is high, and labour intensity is little; Enough Workpiece clamping Serve Motor Control, good with clamping gap uniformity in clamping, running accuracy is stablized.
Accompanying drawing illustrates:
Fig. 1 is external structure schematic diagram of the present utility model; Fig. 2 is reciprocal supporting plate 5 movement section sectional view; Fig. 3 is that electro spindle seat moves up and down cross-sectional view; Fig. 4 is position, upper top Finial device structure sectional view; Fig. 5 is clamping device top view; Fig. 6 is the schematic diagram of grinding spindle and emery wheel and workpiece motion s.
Drawing illustrates: 1, servomotor, 2, move up and down servomotor, 3, rotary disk, 4, bistrique supporting plate, 5, reciprocal supporting plate, 6, move up and down rolling linear guide, 7, move up and down leading screw, 8, upper locating centre device, 9, electro spindle seat, 10, grinding electric main shaft, 11, crossbeam rolling linear guide, 12, clamping servomotor motor, 13, emery wheel, 14, clamping leading screw, 15, left slide carriage, 16, upper locating centre, 17, transverse shifting leading screw, 18, transverse shifting servomotor, 19, right slide carriage, 20, workpiece, 21, control box, 22, lower locating centre, 23, driver plate, 24, handwheel, 25, vertical guide rail, 26, intersection ball line slideway, 27, little axle, 28, reciprocal leading screw, 29, taper roll bearing, 30, gland, 31, T-slot screw, 32, bottom end cover, 33, cylinder block, 34, Compress Spring, 35, piston, 36, O RunddichtringO, 37, upper end cover, 38, V-type claw, 39 straight claws.
Detailed description of the invention:
Embodiment is described in detail in conjunction with above accompanying drawing, bistrique supporting plate 4 above left end be equipped with can along 60 ° of reciprocating reciprocal supporting plates 5 of bore bus bars, on the upper rail that described reciprocal supporting plate 5 is arranged on reciprocating intersection ball line slideway 26 (as shown in Figure 2), the lower guideway of described reciprocating motion intersection ball line slideway 26 is arranged on above bistrique supporting plate 4, move back and forth intersection ball line slideway length direction parallel with 60 ° of bore bus bars directions of workpiece 20, reciprocal supporting plate 5 is connected with the nut on reciprocal leading screw 28, reciprocal leading screw 28 is connected with reciprocating motion servomotor 1 by shaft coupling, move back and forth servomotor 1 and can realize different directions under the effect of control signal, the movement of friction speed, thus drive reciprocal supporting plate to move by setting data, the plate face of reciprocal supporting plate 5 has annular T-slot, rotary disk 3 is assemblied in annular T-slot and is connected by T-shaped screw 31, the center of described rotary disk is equipped with taper roll bearing 29 and is connected with reciprocal supporting plate 5 with gland 30 by little axle 27, described rotary disk is equipped with and consistent with workpiece 20 length direction moves up and down rolling linear guide 6, the described rolling linear guide 6 li that moves up and down is equipped with slide block and is connected (as shown in Figure 3) with electro spindle seat 9, described electro spindle seat 9 li is equipped with grinding electric main shaft 10, 60 ° of conical wheel 13(are equipped with as shown in Figure 6 in described grinding electric main shaft 10 lower end), the axis direction of grinding electric main shaft 10 is parallel with workpiece 20 length direction, mismachining tolerance is regulated by rotating rotary disk 3, grinding electric main shaft seat 10 is connected with the nut moving up and down leading screw 7, the described leading screw 7 that moves up and down is connected with the servomotor 2 that moves up and down by shaft coupling, described move up and down servomotor can realize different directions under control signal effect, the rotation of friction speed, thus drive grinding electric main shaft to move up and down by setting data.
Described bistrique supporting plate 4 above right-hand member is equipped with locating centre device 8, the slide block that bistrique supporting plate 4 is arranged on crossbeam rolling linear guide 11 li is connected with transverse shifting leading screw 17 nut, described transverse shifting leading screw 17 is connected with transverse shifting servomotor 18 by shaft coupling, described transverse shifting servomotor can realize the rotation of different directions, friction speed under the effect of control signal, thus band rotary bistrique supporting plate 4 moves left and right by setting speed, setpoint distance on crossbeam rolling linear guide 11.The switching of trade union college location and grinding location can be realized.
Described bistrique supporting plate 4 is equipped with locating centre device 8 above, described upper locating centre device 8(as shown in Figure 4), by cylinder block 33, piston 35, upper locating centre 16, Compress Spring 34, upper end cover 37, bottom end cover 32 is formed, furtherly: upper end, cylinder block 33 hole is equipped with upper end cover 37 and is sealed by O RunddichtringO 36, upper end cover 37 is equipped with inlet suction port, compressed air is entered by inlet suction port, described cylinder block 33 is built with piston 35, Compress Spring 34 piston rod is equipped with, play support piston, bottom end cover 32 is equipped with in the lower end in cylinder block 33 hole, play a part to support Compress Spring, when passing into compressed air, piston 35 moves down with upper locating centre 16, when stopping compressed air entering, Compress Spring 34 returns initial position with backward stroke of the piston under elastic force effect.
Workpiece clamping device (as shown in Figure 5), described Workpiece clamping device is made up of left slide carriage 15 and right slide carriage 19, furtherly: it is 4mm that left slide carriage 15 and right slide carriage 19 are arranged on a left end pitch, right-hand member pitch is 6mm, on the clamping leading screw 14 that two ends thread rotary orientation is different, described clamping leading screw 14 is connected with clamping servomotor motor 12 by shaft coupling, described left slide carriage is equipped with V-arrangement claw 38, the height that described V-arrangement claw 38 and right slide carriage are installed is 82 °---84 °, best angle is that 83 ° of right slide carriages are equipped with straight claw 39, described Workpiece clamping device is fixed on vertical guide rail 25 top, position can be adjusted up and down as required, described clamping servomotor motor 12 drives clamping leading screw 14 to rotate under the effect of control signal, thus drive left slide carriage 15 and right slide carriage 19 move toward one another simultaneously, realize the self-centering clamping of workpiece and loosen, clamping force uniformity is good, positioning precision is high.
Described bed ways 25 bottom is fixed with tailstock centre device, tailstock centre device is equipped with driver plate 23, handwheel 24 and lower locating centre 22, and shake handwheel can move up and down tailstock centre position, and driver plate stirs workpiece to rotate.Lower locating centre 22 is for the two middle location of workpiece, lathe is furnished with the control box 21 of usable rotational direction, control box 21 and lathe integrated connection, control box panel is provided with and can shows machining state and input data display screen, be provided with PLC numerical controller in control box, to the various action programming of lathe and can control.
Add man-hour, Workpiece clamping device is fixed on lathe bed vertical guide rail, when clamping motor drives clamping screw turns, left and right slide carriage is move toward one another simultaneously, realize the self-centering clamping of workpiece and loosen, tailstock centre device is fixed on lathe bed vertical guide rail bottom, position is moved up and down by shake handwheel, driver plate can be stirred workpiece and rotate, when workpiece rotates, emery wheel is also done rotation and is moved back and forth along 60 ° of centre bore cone elements, make the cross network lines that the surface ground becomes not overlap, the side-to-side movement of bistrique supporting plate, the reciprocating motion of reciprocating member, moving up and down of grinding electric main shaft, the clamping of clamping device and to loosen etc. be all realized by the control of servomotor, and complete corresponding data by the display display on control box by controlling functions.

Claims (5)

1. an automatic center hole grinding machine, it is characterized in that: the left end above bistrique supporting plate is equipped with the reciprocal supporting plate that can move along 60 ° of bore bus bars, described reciprocal supporting plate is arranged on intersection ball line slideway and is connected with reciprocal supporting plate by the nut on reciprocal leading screw, described reciprocal leading screw is connected with reciprocating motion servomotor by shaft coupling, right-hand member above described bistrique supporting plate is equipped with locating centre, the slide block that bistrique supporting plate is arranged on crossbeam rolling linear guide is connected with the nut on transverse shifting leading screw, described transverse shifting leading screw is connected with transverse shifting servomotor by shaft coupling, the plate face of described reciprocal supporting plate has annular T-slot, rotary disk is assemblied in annular T-slot and is connected by T-shaped screw, the center of described rotary disk is equipped with taper roll bearing and is connected with reciprocal supporting plate with gland by little axle, described rotary disk is equipped with and consistent with Workpiece length direction moves up and down rolling linear guide, move up and down and in rolling linear guide, slide block is housed and is connected with electro spindle seat, in described electro spindle seat, grinding electric main shaft is housed, 60 ° of conical wheels are equipped with in described grinding electric main shaft lower end, grinding electric main shaft seat is connected with the nut moved up and down on leading screw, the described leading screw that moves up and down is connected with the servomotor that moves up and down by shaft coupling, vertical guide rail top is fixed with Workpiece clamping device, its underpart is fixed with tailstock centre device, cylinder bore upper end is equipped with upper end cover and is sealed by sealing ring, upper end cover is equipped with inlet suction port, described cylinder block is built with piston, piston rod is equipped with Compress Spring, the lower end of cylinder bore is provided with bottom end cover, piston is connected with locating centre, lathe is furnished with the control box of movable direction, control box is provided with display.
2. a kind of automatic center hole according to claim 1 grinding machine, it is characterized in that: described Workpiece clamping device is made up of left slide carriage and right slide carriage, it is 4mm that described left slide carriage and right slide carriage are arranged on a left end pitch, and right-hand member pitch is 6mm, on the clamping leading screw that two ends thread rotary orientation is different.
3. a kind of automatic center hole according to claim 1 grinding machine, is characterized in that: described tailstock centre device is equipped with driver plate, handwheel and lower locating centre.
4. a kind of automatic center hole according to claim 2 grinding machine, is characterized in that: described left slide carriage is equipped with V-arrangement claw, described right slide carriage is equipped with straight claw.
5. a kind of automatic center hole grinding machine according to claim 1 or 4, is characterized in that: described intersection ball line slideway is arranged on below bistrique supporting plate, and length direction is parallel with 60 ° of bore bus bars directions of workpiece.
CN201420668757.3U 2014-11-11 2014-11-11 A kind of automatic center hole grinding machine Active CN204397528U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201420668757.3U CN204397528U (en) 2014-11-11 2014-11-11 A kind of automatic center hole grinding machine

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104325369A (en) * 2014-11-11 2015-02-04 新乡日升数控轴承装备股份有限公司 Automatic central hole grinding machine
CN105538057A (en) * 2016-02-03 2016-05-04 中冶陕压重工设备有限公司 Method for grinding roller center hole in numerical control horizontal lathe
CN105690192A (en) * 2016-03-25 2016-06-22 洛阳亨基智能数控装备科技有限公司 High-precision numerical control cylindrical roller grinding machine
CN105798769A (en) * 2016-06-12 2016-07-27 成都茵普精密机械有限公司 Cross worktable of cylindrical grinding machine
CN107414659A (en) * 2017-09-01 2017-12-01 宁波锴立精密轴承有限公司 A kind of bearing inner wall polishing processing unit (plant)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104325369A (en) * 2014-11-11 2015-02-04 新乡日升数控轴承装备股份有限公司 Automatic central hole grinding machine
CN105538057A (en) * 2016-02-03 2016-05-04 中冶陕压重工设备有限公司 Method for grinding roller center hole in numerical control horizontal lathe
CN105690192A (en) * 2016-03-25 2016-06-22 洛阳亨基智能数控装备科技有限公司 High-precision numerical control cylindrical roller grinding machine
CN105798769A (en) * 2016-06-12 2016-07-27 成都茵普精密机械有限公司 Cross worktable of cylindrical grinding machine
CN107414659A (en) * 2017-09-01 2017-12-01 宁波锴立精密轴承有限公司 A kind of bearing inner wall polishing processing unit (plant)

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