CN203712460U - Abrasive belt grinding machine for grinding outer circle of semi-cylinder - Google Patents
Abrasive belt grinding machine for grinding outer circle of semi-cylinder Download PDFInfo
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- CN203712460U CN203712460U CN201320884346.3U CN201320884346U CN203712460U CN 203712460 U CN203712460 U CN 203712460U CN 201320884346 U CN201320884346 U CN 201320884346U CN 203712460 U CN203712460 U CN 203712460U
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- abrasive band
- grinding machine
- inverted
- roller assembly
- abrasive belt
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Abstract
The utility model provides an abrasive belt grinding machine for grinding an outer circle of a semi-cylinder. The abrasive belt grinding machine comprises an inverted T-shaped support and is characterized in that a workpiece locating and clamping device and an abrasive belt grinding device are arranged on the front face of the inverted T-shaped support; the abrasive belt grinding device comprises a big belt pulley, an upper abrasive belt pressure roller assembly and a lower abrasive belt pressure roller assembly, and an abrasive belt is wound around the big belt pulley, the upper abrasive belt pressure roller assembly and the lower abrasive belt pressure roller assembly. The abrasive belt grinding machine can be used for grinding machined surfaces of special-shaped protruding parts which are not suitable for being ground through a standard or special grinding machine, and the grinding machine can not be always qualified to machine diversified workpieces with different shapes; however, the abrasive belt grinding machine can meet the requirements of grinding of various workpieces in many modes and is simple in structure and low in cost.
Description
technical field:
The utility model relates to a kind of semicolumn cylindrical polishing and uses abrasive band grinding machine, belongs to sbrasive belt grinding equipment technical field.
background technology:
Sbrasive belt grinding be used in the last few years increasingly extensive a kind of inexpensive, easy, adapt to changeable a kind of method for grinding.Traditional emery wheel of comparing adds the process of grinding machine, has larger applicating and exploitation prospect.Use suitably, can obtain the effect that traditional handicraft is the same.
For example, a kind of conventional part of boat diesel engine, on connecting rod, is a strength member that connects bent axle and steam-cylinder piston.When steam-cylinder piston moves up and down along steel bushing, connecting rod is the crank throw to bent axle by transmission of power.Band dynamic crankshaft rotates, and has produced the onward impulse of boats and ships.Security with regard to ship navigation at boundless sea, the just necessary ensure quality of the vital part of all diesel engines is reliable, coordinates accurately, although the profile of connecting rod is uncomplicated, requires very strict.Especially even more important with the half-cylindrical cylindrical of microcephaly.This half-cylindrical cylindrical and the semicircle orifice brasses that matches in piston, coordinate precisely.It is an important combination of transferring power.Work frequency is large, stressed strong, similar people's large knee endoprosthesis.So microcephaly's semicolumn cylindrical of connecting rod will be through one high frequency partial Quenching Treatment after fine finishining.Then by vertical numerical control machining center band high-speed grinding head polishing semicircle column cap cylindrical.
With the special purpose grinder of semicircle column cap, also do not produce at present.Adaptation is that numerical control vertical milling adds auxiliary head bistrique.Relatively special grinding machine efficiency and with nothing left degree have can't be obtained.But the polishing effect in abrasive band is not less than emery wheel, even can also polishing, but workpiece profile precision is controlled not as good as grinding abrasive disk, with regard to above-mentioned machining center bistrique mill, reach accurate semicolumn excircle configuration out of question, further grind best bright finish just more painstaking, time-consuming.Even also need to change more particulate emery wheel.
summary of the invention:
The purpose of this utility model is that the problem for above-mentioned existence provides a kind of semicolumn cylindrical polishing abrasive band grinding machine, to without hard-faced semicylinder, can directly use belt sander polishing of the present utility model, solved the problem that grinding-wheel grinder cannot grinding irregular high smooth finish surface workpiece, good grinding quality, technique is simple, and cost is low.
Above-mentioned object realizes by following technical scheme:
Semicolumn cylindrical polishing abrasive band grinding machine, comprise inverted T shape support, workpiece positioning clamping device and abrasive band mill apparatus are installed before described inverted T shape support, described abrasive band mill apparatus comprises large belt wheel, upper abrasive band pinch roller assembly and lower abrasive band pinch roller assembly, on described large belt wheel, upper abrasive band pinch roller assembly and lower abrasive band pinch roller assembly, is wound with abrasive band.
The utility model can apply to some abnormal shape projection part machined surfaces that should not adopt standard configuration or special purpose grinder grinding.Traditional grinding machine of comparing adds the grinding process of emery wheel.Abrasive band grinding tool has its incomparable flexibility, the advantage that easy, valency is excellent.Generally grinding machine is all more professional, complicated, accurate, high price, thereby their utilization is also confined to special object and given shape workpiece.For ever-changing various difform workpiece, grinding machine differs competent surely.Belt sander of the present utility model can apply to all kinds of grinding demands ever-changingly, and simple in structure, and cost is low.
Further, semicolumn cylindrical polishing abrasive band grinding machine described in the utility model, described large belt wheel connecting drive device, described drive unit is arranged on after described inverted T shape support, described drive unit comprises motor, described motor connects reduction box, and described reduction box connects described large belt wheel by transmission device.
Further, semicolumn cylindrical polishing abrasive band grinding machine described in the utility model, described upper abrasive band pinch roller assembly comprises top board, the middle part of described top board is arranged on described inverted T shape support by set lever, on described inverted T shape support, there is fan groove, described set lever is arranged on the fan groove the inside on described inverted T shape support by described top board, and the one end contacting with workpiece on described top board has upper abrasive band roller.
Further, semicolumn cylindrical polishing abrasive band grinding machine described in the utility model, described lower abrasive band pinch roller assembly comprises lower abrasive band roller and expansion tightening wheel, described lower abrasive band roller is arranged on the position contacting with workpiece, described expansion tightening wheel is arranged on inverted T shape support greatly between belt wheel and workpiece by screw rod fixed block, described screw rod fixed block bottom is provided with spring, and described spring top is provided with push rod.
Further, semicolumn cylindrical polishing abrasive band grinding machine described in the utility model, the tight device of described work piece positioning comprises two work clamps and positioning core axle, described work clamp is bolted on described inverted T shape support.
accompanying drawing explanation:
Fig. 1 is front view of the present utility model.
Fig. 2 is left view of the present utility model.
In figure 1, workpiece; Upper abrasive band roller 2; Abrasive band 3; Large belt wheel 4; Fan groove 5; Inverted T shape support 6; Work clamp 7; Lower abrasive band roller 8; Top board 9; Positioning core axle 10; Reduction box 11; Transmission device 12; Motor 13; Set lever 14; Screw rod fixed block 15; Expansion tightening wheel 16; Push rod 17; Spring 18.
the specific embodiment:
Embodiment 1:
Semicolumn cylindrical of the present utility model polishes and uses abrasive band grinding machine as shown in Figure 1-2, comprise inverted T shape support 6, workpiece positioning clamping device and abrasive band mill apparatus are installed before described inverted T shape support, described abrasive band mill apparatus comprises large belt wheel 4, upper abrasive band pinch roller assembly and lower abrasive band pinch roller assembly, on described large belt wheel, upper abrasive band pinch roller assembly and lower abrasive band pinch roller assembly, is wound with abrasive band 3.
The utility model can apply to some abnormal shape projection part machined surfaces that should not adopt standard configuration or special purpose grinder grinding.Traditional grinding machine of comparing adds the grinding process of emery wheel.Abrasive band grinding tool has its incomparable flexibility, the advantage that easy, valency is excellent.Generally grinding machine is all more professional, complicated, accurate, high price, thereby their utilization is also confined to special object and given shape workpiece.For ever-changing various difform workpiece, grinding machine differs competent surely.Belt sander of the present utility model can apply to all kinds of grinding demands ever-changingly, and simple in structure, and cost is low.
Further, semicolumn cylindrical polishing abrasive band grinding machine described in the utility model, described large belt wheel connecting drive device, described drive unit is arranged on after described inverted T shape support, described drive unit comprises motor 13, described motor connects reduction box 11, and described reduction box connects described large belt wheel by transmission device 12.Transmission device described in the present embodiment adopts belt transmission.
Further, semicolumn cylindrical polishing abrasive band grinding machine described in the utility model, described upper abrasive band pinch roller assembly comprises top board 9, the middle part of described top board is arranged on described inverted T shape support by set lever 14, on described inverted T shape support, there is fan groove 5, described set lever is arranged on the fan groove the inside on described inverted T shape support by described top board, and the one end contacting with workpiece on described top board has upper abrasive band roller 2.
Further, semicolumn cylindrical polishing abrasive band grinding machine described in the utility model, described lower abrasive band pinch roller assembly comprises lower abrasive band roller 8 and expansion tightening wheel 16, described lower abrasive band roller is arranged on the position contacting with workpiece 1, described expansion tightening wheel is arranged on inverted T shape support greatly between belt wheel and workpiece by screw rod fixed block 15, described screw rod fixed block bottom is provided with spring 18, and described spring top is provided with push rod 17.
Further, semicolumn cylindrical polishing abrasive band grinding machine described in the utility model, the tight device of described work piece positioning comprises two work clamps 7 and positioning core axle 10, described work clamp is bolted on described inverted T shape support.
Operation implementation process:
(1) unclamp abrasive band pinch roller assembly and lower abrasive band pinch roller assembly, replaceable installation abrasive band;
(2) close upper abrasive band pinch roller assembly and lower abrasive band pinch roller assembly, lock at correct position.Flick expansion tightening wheel and mix up the suitable tight degree in abrasive band;
(3) the moving large belt wheel of manual dish, checks abrasive band and workpiece semicolumn cylindrical, laminating degree and degree of tightness state;
(4) semicolumn cylindrical is refined in starter, drive abrasive band;
Grinding parameter reference:
Abrasive band linear speed: 18 ~ 25m/ divides scope;
Select abrasive belt wheel rotating speed: be advisable for 15 revs/min;
Abrasive band width: select according to the width of the workpiece, with wide;
Fine grinding surplus: 0.02 ~ 0.04mm left and right;
Abrasive band granularity: select 00# or superfine granule abrasive band;
Abrasive particulate material: select according to grinding subject material, workpiece is through harden >=HRC55;
(6) polishing: if need reach more best bright finish target, can, after fine grinding, change abrasive band.Select blunt abrasive band or fine canvas band, on point, through adjusting rare grinding ointment, can start polishing workpiece cylindrical.
Estimate that fineness can reach Ra0.2 ~ 0.4.
The disclosed technological means of the utility model scheme is not limited only to the disclosed technological means of above-mentioned technological means, also comprises by above technical characterictic and is equal to the technical scheme that replacement forms.Unaccomplished matter of the present utility model, belongs to those skilled in the art's common practise.
Claims (5)
1. a semicolumn cylindrical polishes and uses abrasive band grinding machine, comprise inverted T shape support, it is characterized in that: workpiece positioning clamping device and abrasive band mill apparatus are installed before described inverted T shape support, described abrasive band mill apparatus comprises large belt wheel, upper abrasive band pinch roller assembly and lower abrasive band pinch roller assembly, on described large belt wheel, upper abrasive band pinch roller assembly and lower abrasive band pinch roller assembly, is wound with abrasive band.
2. semicolumn cylindrical according to claim 1 polishes and uses abrasive band grinding machine, it is characterized in that: described large belt wheel connecting drive device, described drive unit is arranged on after described inverted T shape support, described drive unit comprises motor, described motor connects reduction box, and described reduction box connects described large belt wheel by transmission device.
3. semicolumn cylindrical according to claim 1 and 2 polishes and uses abrasive band grinding machine, it is characterized in that: described upper abrasive band pinch roller assembly comprises top board, the middle part of described top board is arranged on described inverted T shape support by set lever, on described inverted T shape support, there is fan groove, described set lever is arranged on the fan groove the inside on described inverted T shape support by described top board, and the one end contacting with workpiece on described top board has upper abrasive band roller.
4. semicolumn cylindrical according to claim 1 and 2 polishes and uses abrasive band grinding machine, it is characterized in that: described lower abrasive band pinch roller assembly comprises lower abrasive band roller and expansion tightening wheel, described lower abrasive band roller is arranged on the position contacting with workpiece, described expansion tightening wheel is arranged on inverted T shape support greatly between belt wheel and workpiece by screw rod fixed block, described screw rod fixed block bottom is provided with spring, and described spring top is provided with push rod.
5. abrasive band grinding machine is used in semicolumn cylindrical polishing according to claim 1, it is characterized in that: the tight device of described work piece positioning comprises two work clamps and positioning core axle, and described work clamp is bolted on described inverted T shape support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320884346.3U CN203712460U (en) | 2013-12-31 | 2013-12-31 | Abrasive belt grinding machine for grinding outer circle of semi-cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320884346.3U CN203712460U (en) | 2013-12-31 | 2013-12-31 | Abrasive belt grinding machine for grinding outer circle of semi-cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203712460U true CN203712460U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320884346.3U Expired - Fee Related CN203712460U (en) | 2013-12-31 | 2013-12-31 | Abrasive belt grinding machine for grinding outer circle of semi-cylinder |
Country Status (1)
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|---|---|
| CN (1) | CN203712460U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111993229A (en) * | 2020-08-18 | 2020-11-27 | 李英 | Mechanical engineering metal grinding device |
| CN112354777A (en) * | 2020-11-13 | 2021-02-12 | 卢黎明 | Labor-saving device for pipeline painting |
| CN112371433A (en) * | 2020-11-13 | 2021-02-19 | 卢黎明 | Be used for pipeline mopping device |
-
2013
- 2013-12-31 CN CN201320884346.3U patent/CN203712460U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111993229A (en) * | 2020-08-18 | 2020-11-27 | 李英 | Mechanical engineering metal grinding device |
| CN112354777A (en) * | 2020-11-13 | 2021-02-12 | 卢黎明 | Labor-saving device for pipeline painting |
| CN112371433A (en) * | 2020-11-13 | 2021-02-19 | 卢黎明 | Be used for pipeline mopping device |
| CN112354777B (en) * | 2020-11-13 | 2021-09-21 | 卢黎明 | Labor-saving device for pipeline painting |
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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: 20140716 Termination date: 20181231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |