CN205074918U - High -precision grinder with stop device - Google Patents

High -precision grinder with stop device Download PDF

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Publication number
CN205074918U
CN205074918U CN201520769714.9U CN201520769714U CN205074918U CN 205074918 U CN205074918 U CN 205074918U CN 201520769714 U CN201520769714 U CN 201520769714U CN 205074918 U CN205074918 U CN 205074918U
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CN
China
Prior art keywords
axle box
carriage
workpiece
lathe bed
emery wheel
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CN201520769714.9U
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Chinese (zh)
Inventor
王家毅
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Zhejiang Richking Stainless Steel Co Ltd
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Zhejiang Richking Stainless Steel Co Ltd
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Priority to CN201520769714.9U priority Critical patent/CN205074918U/en
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Abstract

The utility model discloses a high -precision grinder with stop device, the carriage on be provided with spacing cylinder and spacing push rod, the one end and the spacing cylinder of spacing push rod are connected, the other end and reciprocal position workstation fixed connection, grinding wheel dresser passes through the grinding wheel dresser seat and installs on the carriage, the work piece axle box sets up on the carriage, a hydraulic system, lubricating system and electric control system install in the lathe bed, the mechanical power of grinding machine lathe bed and carriage production certain mechanical stress to grinding machine can effectually be reduced through the structure setting of spacing cylinder and spacing push rod, can reduce the machining precision that leads to the grinding machine after the wearing and tearing. And have simple structure, static state and dynamic stiffiness are strong, fix a positions accurately, and anti vibration, vibration damping are good, and the precision retentivity is good, and friction and wear is light, easy operation, and the trouble is few, the easy maintenance, long service life, the advantage of energy saving.

Description

There is the high-precision grinder of stopping means
Technical field
The utility model relates to bearing products process equipment, particularly relates to a kind of high-precision grinder with stopping means.
Background technology
The grinding machine used for bearing products Excircle machining is at present plain external grinding machine, universal grinding machine external, centreless grinding machine external and the cylindrical grinder with crankshaft grinding machine repacking, this kind of grinding machine produced problem in Product processing is: converted products dimensions is little, general within 500mm, large cone angle outer round surface can not carry out reciprocal grinding; Because grinding machine rigidity is not enough, dynamic stability is poor, and the dimensional accuracy of converted products, form error, surface accuracy all cannot meet the requirement of bearing products, need increase polishing and superfinishing operation; Grinder rigidity and the vibration of intensity deficiency greatly, are short of power and can not carry out high-speed powerful grinding; Fretting wear seriously causes that grinding machine precision stability is poor, fault is many, and service life is low; The radial load that driving belt causes affects the rotating accuracy of workpiece spindle and grinding wheel spindle; Fixture positioning precision is low, affects the dimensional accuracy of converted products, form error; Grinding wheel spindle axial location is forbidden, and affects crushing precision and causes converted products surface accuracy poor; It is special that grinding machine accessory mostly is special factory, and special computer for special use maintenance cost is high, and downtime is long; Drive gap is large, and positioning precision is poor, and when causing product to produce in batches, greatly, rate of grade is low for size distribution, and protective cover is generally that board plug type, radial type area coverage small intensity are poor, cutting fluid splash affects environment, once emery wheel fragmentation is difficult to guarantee security protection.Meanwhile, about the carriage of grinding machine in reciprocating motion, because the machine power of grinding machine can produce certain mechanical stress to the lathe bed of grinding machine and carriage, its service life will be reduced like this, and also can cause the machining accuracy of grinding machine upon wear.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide
For achieving the above object, the utility model provides following technical scheme:
A kind of high-precision grinder with stopping means, comprise lathe bed, carriage, emery wheel axle box, workpiece axle box, longitudinal feed mechanism, transverse feed mechanism, dresser, hydraulic system, lubricating system, cooling system and electric control system, described carriage is provided with limiting cylinder and spacing push rod, one end of spacing push rod is connected with limiting cylinder, the other end is fixedly connected with toward reset workbench, emery wheel axle box is arranged on the lathe bed on rear side of carriage, emery wheel is arranged on emery wheel axle box, dresser is arranged on carriage by dresser seat, workpiece axle box is arranged on carriage, hydraulic system, lubricating system and electric control system are arranged in lathe bed.
The utility model is set to further: described workpiece axle box top is provided with Workpiece transmission mechanism, bottom is provided with angle-adjusting mechanism, in described workpiece axle box, workpiece spindle right-hand member is connected with electric magnetic no-core clamp, left end is equipped with relief arrangement, in described workpiece axle box, radial location supporting in workpiece spindle front end is a multi-oil wedge floating-ring hybrid sliding bearing, is provided with pressure regulation window and hydraulic control mechanism on front side of described lathe bed.
The utility model is set to further: be provided with control panel above described carriage right-hand member, described carriage is provided with extension-type shelter, described workpiece axle box is provided with plug-type protective cover, on the right side of described emery wheel axle box, grating scale is installed, on rear side of described emery wheel axle box, hydrodynamic sliding bearing oil supply system is installed.
The utility model is set to further: described lathe bed is also provided with part pallet.
The utility model is set to further: described workpiece axle box offers circular gate.
By adopting the beneficial effect of technique scheme be: the machine power that effectively can be reduced grinding machine by the vibrational power flow of limiting cylinder and spacing push rod produces certain mechanical stress to the lathe bed of grinding machine and carriage, the service life of grinding machine will be improved like this, and after wearing and tearing can be reduced, cause the machining accuracy of grinding machine.Structure is simple, static and dynamic stiffiness is strong, accurate positioning, antivibration, damping property are good, and precision stability is good, and fretting wear is light, easy to operate, fault is few, easy-maintaining, long service life, economize energy, and converted products size range is large, outer diameter cylindrical face, taper seat, spherical raceway, without rib, single block border, two rib, cylindrical and conical and conical bearing inner race all can be processed; Institute's converted products dimensional accuracy, form error, surface accuracy is all better than like product, and bearing capacity is strong; Efficiency is high, and batch machining product size difference is easy to control, be particularly suitable in multi items, the medium-and-large-sized bearing outside diameter of small lot and interior raceway processing use.
Accompanying drawing explanation
Fig. 1 is the structural representation with the high-precision grinder of stopping means of the present utility model.
Detailed description of the invention
With reference to Fig. 1, the utility model embodiment is described further.
As shown in Figure 1, a kind of high-precision grinder with stopping means, comprise lathe bed 1, carriage 5, emery wheel axle box 12, workpiece axle box 8, longitudinal feed mechanism 4, transverse feed mechanism 2, dresser 13, hydraulic system, lubricating system, cooling system and electric control system, carriage 5, longitudinal feed mechanism 4 and transverse feed mechanism 2 are arranged on lathe bed 1, carriage 5 is provided with limiting cylinder 20 and spacing push rod 21, one end of spacing push rod 21 is connected with limiting cylinder 20, the other end is fixedly connected with toward reset workbench 5, the machine power reducing grinding machine when moving by limiting cylinder 20 and spacing push rod 21 toward reset workbench 5 is made to produce certain mechanical stress to the lathe bed 1 of grinding machine and carriage 5 like this, the service life of grinding machine will be improved like this, and after wearing and tearing can be reduced, cause the machining accuracy of grinding machine, emery wheel axle box 12 is arranged on the lathe bed 1 on rear side of carriage 5, emery wheel 11 is arranged on emery wheel axle box 12, dresser 13 is arranged on carriage 5 by dresser seat 16, workpiece axle box 8 is arranged on carriage 5, hydraulic system, lubricating system and electric control system are arranged in lathe bed, cooling system is arranged on rear side of lathe bed, workpiece axle box 8 top is provided with Workpiece transmission mechanism 9, bottom is provided with angle-adjusting mechanism 7, electric magnetic no-core clamp 10 is connected with on the right side of workpiece axle box 8, pressure regulation window 18 and hydraulic control mechanism 3 is provided with on front side of lathe bed 1, carriage 5 right-hand member is provided with control panel 17, carriage 5 is provided with extension-type shelter 6, workpiece axle box 8 is provided with plug-type protective cover 14, grating scale 15 is installed on the right side of emery wheel axle box 12.
Lathe bed 1 is by the monoblock cast of high-strength abrasion-proof cast iron, carriage 5 is on lathe bed, two faces that are slidably connected adopt the flat hydrostatic slideway of V, emery wheel axle box 12 realizes laterally adjustment and tangent plane grinding and feeding by tangential admission planker transverse shifting, feed mechanism has F.F. and eliminates inter space device, grinding wheel spindle is placed in the short five watts of self-alignment hydrodynamic bearings of box body hole two groups, and its axial location is realized by one group of two-way thrust hydrodynamic bearing in the middle of main shaft, grinding wheel spindle front end emery wheel folder is furnished with bascule, rear-end transmission belt pulley has relief arrangement, in workpiece axle box 8, front-end of spindle supporting is one group of multi-oil wedge floating-ring hybrid sliding bearing, rear end bearing is one group and is applied with the angular contact ball bearing giving application of load, and spindle drive is realized by variable-frequency motor, reductor, off-load belt pulley, electric magnetic no-core clamp is equipped with in workpiece spindle front end, dresser 13 can cook tangent plane adjustment on reciprocating table, grinding machine reciprocating motion and the tangential F.F. of grinding wheel stand are by hydraulic-driven, hydrostatic slideway divides chamber fuel feeding by hydraulic system, workpiece spindle and grinding wheel spindle bearing oil are by independent oil pump feed, cooling system is made up of super large water tank, large discharge water pump and magnetic water separator, the tangential actual amount of feeding is by grating digital display device tracing and monitoring, grinding machine is configured with embedded semiclosed push-and-pull protective cover, and emery wheel axle box 12 can tangentially back and forth do tangential admission and exit, carriage 5 is put workpiece spindle block angle scale, and work axle box 8 can horizontally rotate, workpiece axle box 8 makes the pivotal motor of workpiece spindle, reductor above, and dresser seat is on carriage 5, the driving of reciprocal driving and grinding wheel spindle block fast forwarding and fast rewinding is driven by hydraulic system oil cylinder, hydraulic system is placed in lathe bed inside, grinding machine control panel 17 on the right side of grinding machine above removable, this grinder bed guide rail is widened, between two guide rails, span strengthens, and processing static pressure groove is hydrostatic slideway, single chamber, static pressure chamber fuel feeding, radial support is done by two groups short five bush hydrodynamic sliding bearings in grinding wheel spindle front and back end, centre has one group of thrust hydrodynamic sliding bearing to do axial location support, grinding wheel spindle rear-end transmission belt pulley is furnished with relief arrangement, hydrodynamic bearing lubricating oil fuel feeding has the pressure switch of special oil pump and interlocked control, oil sump divides fuel feeding and oil return two chamber, oil return sucks fuel supply chamber after essence is filtered, recycle, emery wheel axle box 12 lower slider and the tangential V level gauge of lathe bed are also static pressure slot type hydrostatic slideways, single chamber fuel feeding, lower slider tangential admission is realized by lead screw pair, there are the correction gear and unidirectional hydraulic brake cylinder of eliminating gap, tangential fast forwarding and fast rewinding realizes by jumping oil cylinder soon, emery wheel axle box lower slider tangential-feed mechanism is configured with the conversion of tangential adjustment and the tangential feed realized by planetary mechanism, on working in reciprocating mode table top 5, workpiece axle box 8 has one workpiece axle box gyroaxis heart horizontal direction can be made to adjust the angle-adjusting mechanism 7 of 27 ° below, in workpiece axle box 8, radial location supporting in workpiece spindle front end is a multi-oil wedge floating-ring hybrid sliding bearing, rear end by one group be applied with give application of load angular contact ball spherical bearing as radial and axial positioning support, the pressure oil of the multi-oil wedge floating-ring hybrid sliding bearing of workpiece spindle front end is supplied by the quantitative Swing line oil pump of level pressure, pressure switch ensures for oil condition, workpiece spindle transmission mechanism 9 is by the frequency control motor of seat above casing, the transmission system of reductor and one group of pulley concial disk composition realizes, its belt pulley connected with main shaft is configured with relief arrangement, workpiece axle box 8 right-hand member has electric magnetic no-core clamp 10 to connect with workpiece spindle, it is by fixture housing, unshakable in one's determination, coil, floral disc, locating pad and fulcrum composition, carriage 5 longitudinally back and forth, grinding wheel spindle slide fast forwarding and fast rewinding is by hydraulic-driven, fuel tank, pump, valve, operation panel, hydraulic cylinder is placed in lathe bed inside, pump used, valve, the current standard that operation panel and system support element all adopt country to recommend, control panel is centralized Control mark, indicate complete eye-catching, easy to operate, grinding machine adopts embedded semiclosed plug-type protective cover, adjustable tray for accumulated scraps is equipped with below workpiece spindle front end electric magnetic no-core clamp 10, grinding machine is configured with the tank for coolant that large volume has diaphragm, large discharge water pump, be configured with magnetic water separator, be placed on rear side of grinding machine bed body.Meanwhile, lathe bed 1 is also provided with part pallet 24, the article such as placement part that can be temporary transient or instrument, and then reduction part is placed on the accident that lathe bed 1 causes.And conveniently keep in repair offer circular gate 23 on workpiece axle box 8, so just can directly workpiece axle box be detected by circular gate or be keeped in repair.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (5)

1. one kind has the high-precision grinder of stopping means, it is characterized in that: comprise lathe bed, carriage, emery wheel axle box, workpiece axle box, longitudinal feed mechanism, transverse feed mechanism, dresser, hydraulic system, lubricating system, cooling system and electric control system, described carriage is provided with limiting cylinder and spacing push rod, one end of spacing push rod is connected with limiting cylinder, the other end is fixedly connected with toward reset workbench, emery wheel axle box is arranged on the lathe bed on rear side of carriage, emery wheel is arranged on emery wheel axle box, dresser is arranged on carriage by dresser seat, workpiece axle box is arranged on carriage, hydraulic system, lubricating system and electric control system are arranged in lathe bed.
2. the high-precision grinder with stopping means according to claim 1, it is characterized in that: described workpiece axle box top is provided with Workpiece transmission mechanism, bottom is provided with angle-adjusting mechanism, in described workpiece axle box, workpiece spindle right-hand member is connected with electric magnetic no-core clamp, left end is equipped with relief arrangement, in described workpiece axle box, radial location supporting in workpiece spindle front end is a multi-oil wedge floating-ring hybrid sliding bearing, is provided with pressure regulation window and hydraulic control mechanism on front side of described lathe bed.
3. the high-precision grinder with stopping means according to claim 2, it is characterized in that: above described carriage right-hand member, be provided with control panel, described carriage is provided with extension-type shelter, described workpiece axle box is provided with plug-type protective cover, on the right side of described emery wheel axle box, grating scale is installed, on rear side of described emery wheel axle box, hydrodynamic sliding bearing oil supply system is installed.
4. the high-precision grinder with stopping means according to claim 3, is characterized in that, described lathe bed is also provided with part pallet.
5. the high-precision grinder with stopping means according to claim 4, is characterized in that, described workpiece axle box offers circular gate.
CN201520769714.9U 2015-09-30 2015-09-30 High -precision grinder with stop device Active CN205074918U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520769714.9U CN205074918U (en) 2015-09-30 2015-09-30 High -precision grinder with stop device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520769714.9U CN205074918U (en) 2015-09-30 2015-09-30 High -precision grinder with stop device

Publications (1)

Publication Number Publication Date
CN205074918U true CN205074918U (en) 2016-03-09

Family

ID=55427356

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520769714.9U Active CN205074918U (en) 2015-09-30 2015-09-30 High -precision grinder with stop device

Country Status (1)

Country Link
CN (1) CN205074918U (en)

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