CN202846280U - Grinding device for grinding central holes - Google Patents
Grinding device for grinding central holes Download PDFInfo
- Publication number
- CN202846280U CN202846280U CN 201220531913 CN201220531913U CN202846280U CN 202846280 U CN202846280 U CN 202846280U CN 201220531913 CN201220531913 CN 201220531913 CN 201220531913 U CN201220531913 U CN 201220531913U CN 202846280 U CN202846280 U CN 202846280U
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- grinding
- tailstock
- headstock
- fixed
- cover
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Abstract
The utility model discloses a grinding device for grinding central holes. The grinding device for grinding the central holes comprises a lathe bed, a guide rail and an operation box, wherein two groups of horizontal guide rails are symmetrically installed on the top face of the lathe bed, two sets of headstock grinding devices are fixed at the left ends of the guide rails of the lathe bed, grinding motors are fixed on the headstock grinding devices and stepless speed regulating is achieved through frequency conversion, a main shaft poking plate is connected with the end face of a belt pulley, a poking rod is screwed on a sliding block on the main shaft poking plate, a workpiece bracket is fixed on the guide rails of the lathe bed through screws, headstock main shaft centre sleeves are installed in the headstock grinding devices in a matching mode, and grinding centres are installed in the headstock main shaft centre sleeves in a matching mode. Two sets of tailstock grinding devices are installed close to the right ends of the guide rails of the lathe bed and are fixed through two strips of L-shaped screws, tailstock centre sleeves are installed in the tailstock grinding devices in a matching mode, grinding centres are installed in the tailstock centre sleeves in a matching mode, compression springs are installed close to the rear of the grinding centres in a matching mode, a tailstock air cylinder is installed on each of the two sets of the tailstock grinding devices, air pistons drive the tailstock grinding devices to move, and adjusting screws are installed on end covers at the rear ends of the tailstock grinding devices.
Description
Technical field:
The utility model relates to a kind of lapping device, uses when being specially adapted to grind part two ends centre bore.
Background technology:
The mode in tradition grinding center hole has two kinds, a kind of is center grinding on centre-hole grinder, because piece-holder, the location not accurate enough, resulting centre bore comprehensive quality is not high, and the center-hole grinder structure very complicated, manufacturing cost is high, and the cycle is long, and production efficiency is low, is difficult to form output.Strictly speaking, this equipment is that grinding is not the grinding center hole, to the part that requires not change the central hole location tolerance and inapplicable.
The mode in another kind of commonly used grinding center hole is to grind on the horizontal lathe top, and part one end is stuck on the machine tool chief axis chuck, carries out cold-extruded with the centre bore of the tail centre top part other end and grinds, and is ground behind the end the part tune, grinds the other end with the same manner.This lapping mode workpiece needs twice location, thereby affects machining accuracy, and working (machining) efficiency is not high yet.The Grinding Quality of centre bore relies on operator's experience and feel control fully, and is very unstable.Particularly in the process of lapping, because rotating speed is high, extruding force is large, and centre bore is local to heat up rapidly, causes easily the situation of spindle nose annealing.For the less part grinding center hole on bench drill of some sizes, its principle and limitation substantially coexist grind on the lathe the same.
Summary of the invention:
Task of the present utility model is that a kind of at the same time or separately this apparatus structure of grinding to one or both axial workpiece two ends centre bores of proposition is simple, and energy consumption is little, a kind of grinding center hole lapping device of long service life.Task of the present utility model is finished like this, the lapping device in a kind of grinding center hole, it comprises lathe bed, guide rail and control box, it is characterized in that: the lathe bed end face is symmetrically installed with two groups of horizontal guide rails, two cover headstock lapping devices are fixed on the bed ways left end, grinding motor is fixed on the barreling mill apparatus by frequency conversion realization stepless speed regulation, the main shaft driver plate is connected with the belt pulley end face, driving lever is to be screwed on the slide block of main shaft driver plate, work supporting block is fixed on the bed ways by the L-type screw, be equipped with headstock spindle top cover in the headstock lapping device, it is top to be equipped with grinding in the headstock spindle top cover; Two cover tailstock lapping devices are installed near the bed ways right-hand member and are fixed with two L-type screws, be equipped with the tailstock centre cover in the tailstock lapping device, it is top to be equipped with grinding in the tailstock centre cover, be equipped with Compress Spring near grinding top back, be separately installed with the tailstock cylinder on every cover tailstock lapping device, driving the tailstock lapping device by gas piston moves, on the end cap of tailstock lapping device rear end adjusting screw(rod) is housed, be screwed adjusting sleeve on the tailstock analog bracket, be equipped with magnetic rollers on the adjusting sleeve, the tailstock analog bracket is fixed on the bed piece guide rail.Control box is installed in the top of Full sealed cover, is provided with programmable logic controller in the control box, is positioned at respectively to be mounted with a button about the lathe bed front side.
The utlity model has following effect: this device can grind one or both axial workpiece two ends centre bores at the same time or separately, requirement for size, hardness, element precision and the roughness of different parts, can stepless adjustment grinding rate, to reach high workload efficient, lapping device during setting guarantees that the Grinding Quality of each batch reaches consistent.
Description of drawings:
Fig. 1 is structural representation of the present utility model; Fig. 2 is the right side structural representation of Fig. 1; Fig. 3 is the structure cutaway view of headstock lapping device; Fig. 4 is the structure cutaway view of tailstock lapping device; Fig. 5 is the structural representation of tailstock fixed mount.
Drawing explanation: 1, lathe bed, 2, the headstock lapping device, 3, grind motor, 4, work supporting block, 5, the tailstock lapping device, 6, L shaped screw, 7, sealing guard shield, 8, control box, 9, button, 10, belt, 11 main shaft driver plates, 12, driving lever, 13, headstock mainshaft headgear, 14, grind top, 15, the tailstock centre cover, 16, Compress Spring, 17, mechanical handle, 18, handle set, 19, adjusting screw(rod), 20, tailstock cylinder, 21, gas piston, 22 adjusting sleeves, 23, magnetic rollers, 24, workpiece, 25, center folder, 26, the tailstock analog bracket.
The specific embodiment:
Describe embodiment in detail in conjunction with above accompanying drawing, the utility model comprises a foundry goods lathe bed 1, the lathe bed inner chamber is divided into Three regions by gusset, is respectively charged into electric cabinet, cooling and lubricating station, air control unit, Three regions independently is spaced from each other separately, on the guide rail successively distributing installation 2,2 pairs of work supporting blocks of two pullover barreling mill apparatus are arranged, and 2 pairs of tailstock analog brackets 26, two cover tailstock lapping devices 5 can grind one or both axial workpiece two ends centre bores at the same time or separately.The cooling lubricating pump station that is positioned at the lathe bed middle part is poured into along pipeline cold oil the central hole of grinding from the lathe bed top, grind heat and smear metal so as to taking away, control box 8 is installed in the top of Full sealed cover 7, automatic switch Full sealed cover 7 allows process of lapping and the external world shield fully, be provided with programmable logic controller (PLC) in the control box, be positioned at and respectively be mounted with a button 9 about the lathe bed front side, must both hands during operation press simultaneously and could start lathe, thereby guarantee safety operation.
Referring to Fig. 1,2,3, lathe bed 1 end face is symmetrically installed with two groups of horizontal guide rails, two cover headstock lapping devices 2 are fixed on the bed ways left end, fix with L shaped screw 6 respectively, grinding motor 3 is fixed on the barreling mill apparatus by frequency conversion realization stepless speed regulation, belt 10 passes to main shaft driver plate 11 through the speed reducing ratio of 1:2, main shaft driver plate 11 is connected with the belt pulley end face, driving lever 12 is to be screwed on the slide block of main shaft driver plate 11, stir center folder 25 by driving lever and realize workpiece revolution grinding, one end of center folder is driven by driving lever 12, workpiece is placed on the work supporting block 4, work supporting block is fixed on the bed ways by the L-type screw, be equipped with headstock spindle top cover 13 in the headstock lapping device, be equipped with in the headstock spindle top cover and grind toply 14, endoporus and taper shank guarantee headstock lapping device and the parallel of bed ways and highly consistent with tail centre through match grinding.
Referring to Fig. 1,2,4, two cover tailstock lapping devices 5 are installed near the bed ways right-hand member, the installation site can be adjusted the installation site along the guide rail slip according to Workpiece length and be fixed with two L-type screws respectively, be equipped with tailstock centre cover 15 in the tailstock lapping device, be equipped with in the tailstock centre cover and grind top 14, be equipped with Compress Spring 16 near grinding top back, be separately installed with tailstock cylinder 20 on every cover tailstock lapping device, driving the tailstock lapping device by gas piston 21 moves, mechanical handle 17 is screwed on the handle set 18 of tail stock device rear end, on the end cap of tailstock lapping device rear end adjusting screw(rod) 19 is housed, be screwed adjusting sleeve 22 on the tailstock analog bracket 26, be equipped with magnetic rollers 23 on the adjusting sleeve, referring to Fig. 5, tailstock analog bracket 26 is fixed on the bed piece guide rail, the back shaft rigidness footpath of working tray can reach 100mm, adjust by every batch of part diameter of axle size, workpiece center hole to be ground is transferred to grind top center lower slightly, then by the adjusting sleeve on the tailstock analog bracket abrasive article directly is put on the magnetic rollers to get final product.
The external 0.6MPa source of the gas of this lathe, enter each magnetic valve through stop valve, pneumatic triple piece, after workpiece is positioned over work supporting block and adjusts, both hands are pressed the clean boot button simultaneously, entering centre bore and jack-up workpiece under the effect of magnetic valve transposition at Compress Spring under the PLC control, the pneumatic both sides protective door of shutting of while, door-closing in-place begins grinding work-piece, wait to arrange and grind regularly, the time shuts down to grind to motor and finishes.Tailstock cylinder action gas piston overcomes spring pressure makes top retreating, workpiece is fallen on the carriage, then pneumatic unlatching both sides protective door have fantasies of just stopping to move by the inductive switch signal electromagnet valve that is arranged on the left upper right corner of guard shield after protective door is opened and put in place, finishes a working cycles.
Claims (2)
1. the lapping device in a grinding center hole, it comprises lathe bed, guide rail and control box, it is characterized in that: the lathe bed end face is symmetrically installed with two groups of horizontal guide rails, two cover headstock lapping devices are fixed on the bed ways left end, grinding motor is fixed on the barreling mill apparatus by frequency conversion realization stepless speed regulation, the main shaft driver plate is connected with the belt pulley end face, driving lever is to be screwed on the slide block of main shaft driver plate, work supporting block is fixed on the bed ways by the L-type screw, be equipped with headstock spindle top cover in the headstock lapping device, it is top to be equipped with grinding in the headstock spindle top cover; Two cover tailstock lapping devices are installed near the bed ways right-hand member and are fixed with two L-type screws, be equipped with the tailstock centre cover in the tailstock lapping device, it is top to be equipped with grinding in the tailstock centre cover, be equipped with Compress Spring near grinding top back, be separately installed with the tailstock cylinder on every cover tailstock lapping device, driving the tailstock lapping device by gas piston moves, on the end cap of tailstock lapping device rear end adjusting screw(rod) is housed, be screwed adjusting sleeve on the tailstock analog bracket, be equipped with magnetic rollers on the adjusting sleeve, the tailstock analog bracket is fixed on the bed piece guide rail.
2. the lapping device in a kind of grinding center according to claim 1 hole, it is characterized in that: control box is installed in the top of Full sealed cover, is provided with programmable logic controller in the control box, is positioned at respectively to be mounted with a button about the lathe bed front side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220531913 CN202846280U (en) | 2012-10-18 | 2012-10-18 | Grinding device for grinding central holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220531913 CN202846280U (en) | 2012-10-18 | 2012-10-18 | Grinding device for grinding central holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202846280U true CN202846280U (en) | 2013-04-03 |
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ID=47977516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220531913 Expired - Fee Related CN202846280U (en) | 2012-10-18 | 2012-10-18 | Grinding device for grinding central holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202846280U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921181A (en) * | 2014-04-15 | 2014-07-16 | 常州敏杰电器有限公司 | Circular tube vertical hairline device |
| CN104440511A (en) * | 2014-12-09 | 2015-03-25 | 重庆市旺成科技股份有限公司 | Center hole grinding machine tool |
| CN104551972A (en) * | 2014-12-30 | 2015-04-29 | 东莞市德威精密机械有限公司 | Center hole grinder |
| CN104858735A (en) * | 2015-05-22 | 2015-08-26 | 南通中远船务工程有限公司 | Automatic grinding device and method for round pile leg positioning hole |
| CN105643427A (en) * | 2015-12-29 | 2016-06-08 | 苏州市诚品精密机械有限公司 | Multifunctional fine grinding device |
| CN107414617A (en) * | 2017-08-02 | 2017-12-01 | 合肥长源液压股份有限公司 | A kind of double end centre bore Ginding process and grinder |
| CN108871250A (en) * | 2018-06-28 | 2018-11-23 | 江南大学 | A kind of detection fixture for the circle bounce of specific axial workpiece |
| CN109176187A (en) * | 2018-11-12 | 2019-01-11 | 中机试验装备股份有限公司 | A kind of centre bore milling apparatus and system |
| CN109623569A (en) * | 2018-12-27 | 2019-04-16 | 上海机床厂有限公司 | Convenient for the vehicle bridge class part holding of loading and unloading and driving device |
| CN111136571A (en) * | 2020-02-05 | 2020-05-12 | 李传聪 | Double-end hole grinding machine |
| CN111922802A (en) * | 2020-07-22 | 2020-11-13 | 长沙湖航冶金设备有限公司 | Cylindrical grinding machine |
| CN113134755A (en) * | 2021-04-27 | 2021-07-20 | 西安微电机研究所 | Center hole double-side grinding equipment |
-
2012
- 2012-10-18 CN CN 201220531913 patent/CN202846280U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921181B (en) * | 2014-04-15 | 2016-04-06 | 常州敏杰电器有限公司 | Pipe erects hairline device |
| CN103921181A (en) * | 2014-04-15 | 2014-07-16 | 常州敏杰电器有限公司 | Circular tube vertical hairline device |
| CN104440511A (en) * | 2014-12-09 | 2015-03-25 | 重庆市旺成科技股份有限公司 | Center hole grinding machine tool |
| CN104551972A (en) * | 2014-12-30 | 2015-04-29 | 东莞市德威精密机械有限公司 | Center hole grinder |
| CN104858735A (en) * | 2015-05-22 | 2015-08-26 | 南通中远船务工程有限公司 | Automatic grinding device and method for round pile leg positioning hole |
| CN104858735B (en) * | 2015-05-22 | 2017-06-06 | 南通中远船务工程有限公司 | A kind of circular pile leg location hole automatically grinding device and method |
| CN105643427A (en) * | 2015-12-29 | 2016-06-08 | 苏州市诚品精密机械有限公司 | Multifunctional fine grinding device |
| CN107414617B (en) * | 2017-08-02 | 2020-11-27 | 合肥长源液压股份有限公司 | Double-head center hole grinding method and grinder |
| CN107414617A (en) * | 2017-08-02 | 2017-12-01 | 合肥长源液压股份有限公司 | A kind of double end centre bore Ginding process and grinder |
| CN108871250A (en) * | 2018-06-28 | 2018-11-23 | 江南大学 | A kind of detection fixture for the circle bounce of specific axial workpiece |
| CN109176187A (en) * | 2018-11-12 | 2019-01-11 | 中机试验装备股份有限公司 | A kind of centre bore milling apparatus and system |
| CN109623569A (en) * | 2018-12-27 | 2019-04-16 | 上海机床厂有限公司 | Convenient for the vehicle bridge class part holding of loading and unloading and driving device |
| CN109623569B (en) * | 2018-12-27 | 2020-07-10 | 上海机床厂有限公司 | Axle part supporting and driving device convenient for loading and unloading |
| CN111136571A (en) * | 2020-02-05 | 2020-05-12 | 李传聪 | Double-end hole grinding machine |
| CN111136571B (en) * | 2020-02-05 | 2021-04-02 | 李传聪 | Double-end hole grinding machine |
| CN111922802A (en) * | 2020-07-22 | 2020-11-13 | 长沙湖航冶金设备有限公司 | Cylindrical grinding machine |
| CN113134755A (en) * | 2021-04-27 | 2021-07-20 | 西安微电机研究所 | Center hole double-side grinding equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20181018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |