CN203993455U - A kind of bent axle burnishing device - Google Patents
A kind of bent axle burnishing device Download PDFInfo
- Publication number
- CN203993455U CN203993455U CN201420445049.3U CN201420445049U CN203993455U CN 203993455 U CN203993455 U CN 203993455U CN 201420445049 U CN201420445049 U CN 201420445049U CN 203993455 U CN203993455 U CN 203993455U
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- China
- Prior art keywords
- bent axle
- slide
- rubber tire
- cursor
- supporting seat
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Abstract
The utility model discloses a kind of bent axle burnishing device, belong to Crankshaft Machining technical field.Comprise lathe, slide and be located at the belt sanding structure between tailstock and headstock and tailstock and the headstock at two ends, lathe left and right, tailstock and headstock are provided with bent axle fixed structure; Belt sanding structure comprise be located at lathe rear support, slide and be located at slide on support, be articulated with bow-shaped arm on slide, be fixedly arranged on the supporting plate of bow-shaped arm rear end and be installed in the motor on supporting plate, lathe can drive slide to move back and forth along fore-and-aft direction; Bow-shaped arm is made up of cursor and pressure arm, and the rear end of cursor is hinged on slide, and the rear end of its front end and pressure arm is hinged; The front end of pressure arm is provided with handle, and its rear end is provided with nutted rod, between nutted rod and cursor, is provided with extension spring; The output shaft of motor is provided with initiatively rubber tire, and the front end of pressure arm is provided with driven rubber tire, and the hinged place of cursor and pressure arm is provided with tensioning rubber tire, initiatively on rubber tire, driven rubber tire and tensioning rubber tire, is arranged with abrasive band.
Description
Technical field
The utility model belongs to crankshaft production machine technical field, particularly a kind of bent axle burnishing device.
Background technology
Bent axle is the important accessory on engine, is bearing the power output action of engine.The important surface roughness that index is the bent axle diameter of axle of bent axle capability and performance.If do not reach instructions for use, the destructive accident such as very easily cause engine tile kilning, change watt, causes whole engine to scrap when serious.For improving the surface roughness quality of crankshaft journal, conventionally to carry out polishing to the axle journal of trunnion and connecting rod neck.
Conventionally, polishing, for the surface of the work of various shapes is carried out to polishing, is removed burr, the oxide skin of surface of the work, thereby is made surface of the work reach smooth.Prior art is all to adopt pure manual operations for the polishing of some less structure and irregular workpiece, workpiece is fixed in machine table, then polishing is carried out to workpiece in hand-held abrasive band, due to manual, workpiece is carried out to polishing, can not accurately grasp the polishing time of workpiece and the pressure in abrasive band, polishing velocity is slow, each region polishing time difference to workpiece in addition, the pressure difference in abrasive band, therefore can cause the polishing of each region inhomogeneous, affect workpiece quality, and artificial polishing can not be used preferably to abrasive band, a large amount of wastes in abrasive band are caused.Obviously, it is not high that the manual polishing of prior art exists polishing efficiency, and polishing is inhomogeneous, caused the problem such as a large amount of wastes in abrasive band.
While in addition bent axle being carried out to polishing, also can adopt special crankshaft grinding machine, but this crankshaft grinding machine complex structure, cost is high, and use cost is high.
Summary of the invention
In order to address the above problem, the utility model embodiment provides a kind of bent axle burnishing device, has the advantages such as simple in structure, processing ease and polishing effect be good.Described technical scheme is as follows:
The utility model embodiment provides a kind of bent axle burnishing device, comprises lathe 1, slides and be located at tailstock 2 and the headstock 3 at lathe 1 two ends, left and right, and described tailstock 2 and headstock 3 are provided with bent axle fixed structure; Between described tailstock 2 and headstock 3, be provided with belt sanding structure, described belt sanding structure comprise be located at lathe 1 rear support 4, slide and be located at slide 5 on support 4, be articulated with bow-shaped arm on slide 5, be fixedly arranged on the supporting plate 6 of bow-shaped arm rear end and be installed in the motor 7 on supporting plate 6, described lathe 1 can drive described slide 5 to move back and forth along fore-and-aft direction; Described bow-shaped arm is made up of cursor 8 and pressure arm 9, and the rear end of described cursor 8 is hinged on described slide 5, and the rear end of its front end and described pressure arm 9 is hinged; The front end of described pressure arm 9 is provided with handle 13, and its rear end is provided with nutted rod 14, between described nutted rod 14 and described cursor 8, is provided with extension spring 15; The output shaft of described motor 7 is provided with initiatively rubber tire, and the front end of described pressure arm 9 is provided with driven rubber tire 11, and the hinged place of described cursor 8 and pressure arm 9 is provided with tensioning rubber tire 10, on described active rubber tire, driven rubber tire 11 and tensioning rubber tire 10, is arranged with abrasive band 12.
Wherein, bent axle fixed structure on tailstock 2 in the utility model embodiment comprises the first support rim 16 and the first bent axle supporting seat 17 be located on tailstock 2, described the first bent axle supporting seat 17 is located at described the first support rim 16 inner sides and is which is provided with the half round cut corresponding with described the first support rim 16, directly over described half round cut, be provided with the first clamp arm 18, the rear end of described the first clamp arm 18 is hinged on the rear side of described the first bent axle supporting seat 17, its front end is provided with opening and can be fixed on by the first hinge bolt 19 front side of described the first bent axle supporting seat 17.
Wherein, bent axle fixed structure on headstock 3 in the utility model embodiment comprises the second support rim 20 and the second bent axle supporting seat 21 be located on headstock 3, described the second bent axle supporting seat 21 is located at described the second support rim 20 inner sides and is which is provided with the half round cut corresponding with described the second support rim 20, directly over described half round cut, be provided with the second clamp arm 22, the rear end of described the second clamp arm 22 is hinged on the rear side of described the second bent axle supporting seat 21, the front end of the second clamp arm 22 is provided with opening and can be fixed on by the second hinge bolt 23 front side of described the second bent axle supporting seat 21, described the second support rim 20 center and eccentric position are respectively equipped with top 24 and positioning convex 25, between half round cut on described the second support rim 20 and described the second bent axle supporting seat 21, be provided with ejection structure 26, described ejection structure 26 is located at the front side of described the second bent axle supporting seat 21, described the second support rim 20 and the first support rim 16 are positioned on same level line.
Wherein, the supporting plate 6 in the utility model embodiment arranges perpendicular to described cursor 8, the oblique rear end that is fixedly arranged on described cursor 8 under rear, its upper end, and its lower end can be placed on described support 4, and described motor 7 is located at the bottom of supporting plate 6 upper surfaces.
Wherein, the cursor 8 in the utility model embodiment and pressure arm 9 are hinged by straight pin, and described tensioning rubber tire 10 rotates and is arranged on described straight pin.
Wherein, the first clamp arm 18 in the utility model embodiment and the second clamp arm 22 are protected piece 27 for bow-shaped structural and the position that contact with bent axle are provided with.
Wherein, on support 4 in the utility model embodiment, be provided with slide rail along fore-and-aft direction, described slide 5 slides and is located on described slide rail, on described support 5, be provided with leading screw 28 along fore-and-aft direction, described slide 5 is threaded with described leading screw 28, and described leading screw 28 is in transmission connection with the dynamic structure of described lathe 1.
The beneficial effect that the technical scheme that the utility model embodiment provides is brought is:
The utility model provides a kind of bent axle burnishing device, tailstock and headstock can be with dynamic crankshaft transverse movement, slide can drive the lengthwise movement of belt sanding structure, the bent axle fixed structure of tailstock and headstock can firmly be fixed on bent axle on lathe, and ejection structure can be adjusted the fixed angle of bent axle among a small circle; When use, only need operating grip abrasive band to be pressed in the crank throw of bent axle, can realize sanding and polishing, and the particular design of cursor, pressure arm and tensioning rubber tire improves the accuracy of operation.This device has simple in structure, processing ease and the advantage such as polishing effect is good.
Brief description of the drawings
Fig. 1 is the left view of the bent axle burnishing device that provides of the utility model embodiment;
Fig. 2 is the right view of the bent axle burnishing device that provides of the utility model embodiment;
Fig. 3 is the structural representation of the bent axle fixed structure on the tailstock in the utility model embodiment;
Fig. 4 is the structural representation of the bent axle fixed structure on the headstock in the utility model embodiment.
In figure: 1 lathe, 2 tailstocks, 3 headstocks, 4 supports, 5 slides, 6 supporting plates, 7 motors, 8 cursors, 9 pressure arms, 10 regulating wheels, 11 driven rubber tires, 12 abrasive bands, 13 handles, 14 nutted rods, 15 extension springs, 16 first support rims, 17 first bent axle supporting seats, 18 first clamp arms, 19 first hinge bolts, 20 second support rims, 21 second bent axle supporting seats, 22 second clamp arms, 23 second hinge bolts, 24 is top, 25 positioning convex, 26 ejection structures, 27 protection pieces, 28 leading screws.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail.
Referring to Fig. 1-4, the utility model embodiment provides a kind of bent axle burnishing device, this device comprises lathe 1, the slide belt sanding structure etc. of setting between the tailstock 2 of being located at lathe 1 two ends, left and right and headstock 3 and tailstock 2 and headstock 3 respectively, and tailstock 2 and headstock 3 are provided with bent axle fixed structure.Wherein, two bent axle fixed structures are respectively used to the two ends, left and right of fixed crankshaft (level), and tailstock 2 can be with bent axle side-to-side movement with headstock 3, and belt sanding structure is for sanding and polishing bent axle.Wherein, belt sanding structure comprise be located at lathe 1 rear support 4, slide and be located at slide 5 on support 4, be articulated with bow-shaped arm on slide 5, be fixedly arranged on the supporting plate 6 of bow-shaped arm rear end and be installed in motor 7 on supporting plate 6 etc.Wherein, lathe 1 can drive slide 5 to move back and forth along fore-and-aft direction, can drive belt sanding structure to seesaw.Wherein, the L shaped structure that bow-shaped arm is made up of cursor 8 and pressure arm 9, the rear end of cursor 8 is hinged on slide 5, and the rear end of the front end of cursor 8 and pressure arm 9 is hinged.Wherein, the front end of pressure arm 9 is provided with handle 13, and the rear end of pressure arm 9 is provided with nutted rod 14, between nutted rod 14 and cursor 8, be provided with extension spring 15 make cursor 8 and pressure arm 9 mutually away from.Particularly, the upper end of extension spring 15 is fixed on the rear end of nutted rod 14, and the lower end of extension spring 15 is fixed on the upside of cursor 8 middle and lower parts.Wherein, the output shaft of motor 7 is provided with initiatively rubber tire, the front end of pressure arm 9 rotates and is provided with driven rubber tire 11, the hinged place of cursor 8 and pressure arm 9 is rotated and is provided with tensioning rubber tire 10, initiatively on rubber tire, driven rubber tire 11 and tensioning rubber tire 10, be arranged with abrasive band 12, this abrasive band 12 can adjust to bent axle crank throw directly over.
Wherein, referring to Fig. 3, bent axle fixed structure on tailstock 2 in the utility model embodiment comprises the first support rim 16 and the first bent axle supporting seat 17 etc. be located on tailstock 2, wherein, the first bent axle supporting seat 17 is located at the first support rim 16 inner sides and the first bent axle supporting seat 17 is provided with the half round cut corresponding with the first support rim 16.Directly over half round cut, be provided with the first clamp arm 18, the rear end of this first clamp arm 18 is hinged on the rear side of the first bent axle supporting seat 17, and the front end of the first clamp arm 18 is provided with opening and can be articulated with on the first bent axle supporting seat 17 by the first hinge bolt 19() be fixed on the front side of the first bent axle supporting seat 17.When fixing, the end face of bent axle leans on the first support rim 16, and the first clamp arm 18 is fixed on trunnion in half round cut, and technical face is placed in the first bent axle supporting seat 17 between half round cut and the first support rim 16.
Wherein, referring to Fig. 4, bent axle fixed structure on headstock 3 in the utility model embodiment comprises the second support rim 20 and the second bent axle supporting seat 21 etc. be located on headstock 3, wherein, the second support rim 20 and the first support rim 16 are positioned on same level line, and the second bent axle supporting seat 21 is located at the second support rim 20 inner sides and the second bent axle supporting seat 21 is provided with the half round cut corresponding with the second support rim 20.Directly over half round cut, be provided with the second clamp arm 22, the rear end of this second clamp arm 22 is hinged on the rear side of the second bent axle supporting seat 21, and the front end of the second clamp arm 22 is provided with opening and can be articulated with on the second bent axle supporting seat 21 by the second hinge bolt 23() be fixed on the front side of the second bent axle supporting seat 21.The second support rim 20 center and eccentric position be respectively equipped with top 24 and positioning convex 25(corresponding with the hole on crankshaft end-face) for locating the setting angle of bent axle, between half round cut on the second support rim 20 and the second bent axle supporting seat 21, be provided with the technical face of ejection structure 26(for ejection bent axle), ejection structure 26 is located at the front side of the second bent axle supporting seat 21.Particularly, ejection structure 26 comprise be located at the second bent axle supporting seat 21 front sides support, rotate and be located at the push rod on support and be fixedly arranged on the runner of push rod front side, push rod is along fore-and-aft direction setting.Further, the second support rim 20 rotates on the fixed disk being arranged on headstock 3, and is fixed on fixed disk by fixed structure, can adjust the grinding angle of bent axle.When fixing, the other end of bent axle lean on the second support rim 20 and by top 24 and positioning convex 25 locate, the second clamp arm 22 is fixed on trunnion in half round cut, technical face is placed in the second bent axle supporting seat 21 between half round cut and the second support rim 20, and the push rod of ejection structure 26 leans in the technical face of bent axle.
Wherein, referring to Fig. 1 and 2, the supporting plate 6 in the utility model embodiment arranges perpendicular to cursor 8, the oblique rear end that is fixedly arranged on cursor 8 under rear, the upper end of supporting plate 6, and the lower end of supporting plate 6 can be placed on support 4, and motor 7 is located at the bottom of supporting plate 6 upper surfaces.While work, the center of gravity of belt sanding structure is positioned at its rear lower can be placed on support 4 supporting plate 6 lower ends.
Wherein, referring to Fig. 1 and 2, its front end of cursor 8(in the utility model embodiment is provided with hinged cover, in hinged cover, is provided with straight pin) and pressure arm 9 hinged by straight pin, tensioning rubber tire 10(is positioned at hinged cover outside) rotation is arranged on straight pin.
Wherein, referring to Fig. 3 and 4, the first clamp arm 18 in the utility model embodiment and the second clamp arm 22 are provided with the centre position downside of protecting piece 27(to be positioned at the first clamp arm 18 and the second clamp arm 22 for bow-shaped structural and the position that contact with bent axle) for the protection of bent axle.
Wherein, referring to Fig. 1 and 2, on the support 4 in the utility model embodiment, be provided with slide rail along fore-and-aft direction, slide 5 slides and is located on this slide rail; Meanwhile, on support 5, be provided with leading screw 28 along fore-and-aft direction, slide 5 is threaded with leading screw 28, and leading screw 28 is in transmission connection with the dynamic structure of lathe 1, can drive belt sanding structure to seesaw by the rotation of leading screw 28.
The utility model provides a kind of bent axle burnishing device, tailstock and headstock can be with dynamic crankshaft transverse movement, slide can drive the lengthwise movement of belt sanding structure, the bent axle fixed structure of tailstock and headstock can firmly be fixed on bent axle on lathe, and ejection structure can be adjusted the fixed angle of bent axle among a small circle; When use, only need operating grip abrasive band to be pressed in the crank throw of bent axle, can realize sanding and polishing, and the particular design of cursor, pressure arm and tensioning rubber tire improves the accuracy of operation.This device has simple in structure, processing ease and the advantage such as polishing effect is good.
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 of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a bent axle burnishing device, comprise lathe (1), slide and be located at tailstock (2) and the headstock (3) at lathe (1) two ends, left and right, described tailstock (2) and headstock (3) are provided with bent axle fixed structure; It is characterized in that, between described tailstock (2) and headstock (3), be provided with belt sanding structure, described belt sanding structure comprise be located at lathe (1) rear support (4), slide and be located at slide (5) on support (4), be articulated with bow-shaped arm on slide (5), be fixedly arranged on the supporting plate (6) of bow-shaped arm rear end and be installed in the motor (7) on supporting plate (6), described lathe (1) can drive described slide (5) to move back and forth along fore-and-aft direction; Described bow-shaped arm is made up of cursor (8) and pressure arm (9), and it is upper that the rear end of described cursor (8) is hinged on described slide (5), and the rear end of its front end and described pressure arm (9) is hinged; The front end of described pressure arm (9) is provided with handle (13), and its rear end is provided with nutted rod (14), between described nutted rod (14) and described cursor (8), is provided with extension spring (15); The output shaft of described motor (7) is provided with initiatively rubber tire, the front end of described pressure arm (9) is provided with driven rubber tire (11), the hinged place of described cursor (8) and pressure arm (9) is provided with tensioning rubber tire (10), on described active rubber tire, driven rubber tire (11) and tensioning rubber tire (10), is arranged with abrasive band (12).
2. bent axle burnishing device according to claim 1, it is characterized in that, bent axle fixed structure on described tailstock (2) comprises the first support rim (16) and the first bent axle supporting seat (17) be located on tailstock (2), described the first bent axle supporting seat (17) is located at described the first support rim (16) inner side and is which is provided with the half round cut corresponding with described the first support rim (16), directly over described half round cut, be provided with the first clamp arm (18), the rear end of described the first clamp arm (18) is hinged on the rear side of described the first bent axle supporting seat (17), its front end is provided with opening and can be fixed on by the first hinge bolt (19) front side of described the first bent axle supporting seat (17).
3. bent axle burnishing device according to claim 2, it is characterized in that, bent axle fixed structure on described headstock (3) comprises the second support rim (20) and the second bent axle supporting seat (21) be located on headstock (3), described the second bent axle supporting seat (21) is located at described the second support rim (20) inner side and is which is provided with the half round cut corresponding with described the second support rim (20), directly over described half round cut, be provided with the second clamp arm (22), the rear end of described the second clamp arm (22) is hinged on the rear side of described the second bent axle supporting seat (21), its front end is provided with opening and can be fixed on by the second hinge bolt (23) front side of described the second bent axle supporting seat (21), the center of described the second support rim (20) and eccentric position are respectively equipped with top (24) and positioning convex (25), between half round cut on described the second support rim (20) and described the second bent axle supporting seat (21), be provided with ejection structure (26), described ejection structure (26) is located at the front side of described the second bent axle supporting seat (21), described the second support rim (20) is positioned on same level line with described the first support rim (16).
4. bent axle burnishing device according to claim 1, it is characterized in that, described supporting plate (6) arranges perpendicular to described cursor (8), the oblique rear end that is fixedly arranged on described cursor (8) under rear, its upper end, it is upper that its lower end can be placed in described support (4), and described motor (7) is located at the bottom of described supporting plate (6) upper surface.
5. bent axle burnishing device according to claim 1, is characterized in that, described cursor (8) and pressure arm (9) are hinged by straight pin, and described tensioning rubber tire (10) rotates and is arranged on described straight pin.
6. bent axle burnishing device according to claim 2, is characterized in that, described the first clamp arm (18) and the second clamp arm (22) are protected piece (27) for bow-shaped structural and the position that contact with bent axle are provided with.
7. according to the bent axle burnishing device described in claim 1-6 any one, it is characterized in that, described support (4) is upper is provided with slide rail along fore-and-aft direction, described slide (5) slides and is located on described slide rail, described support (5) is upper is provided with leading screw (28) along fore-and-aft direction, described slide (5) is threaded with described leading screw (28), and described leading screw (28) is in transmission connection with the dynamic structure of described lathe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445049.3U CN203993455U (en) | 2014-08-08 | 2014-08-08 | A kind of bent axle burnishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420445049.3U CN203993455U (en) | 2014-08-08 | 2014-08-08 | A kind of bent axle burnishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203993455U true CN203993455U (en) | 2014-12-10 |
Family
ID=52033518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420445049.3U Expired - Fee Related CN203993455U (en) | 2014-08-08 | 2014-08-08 | A kind of bent axle burnishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203993455U (en) |
-
2014
- 2014-08-08 CN CN201420445049.3U patent/CN203993455U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20200808 |