CN219005609U - Crankshaft main shaft polishing device - Google Patents
Crankshaft main shaft polishing device Download PDFInfo
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- CN219005609U CN219005609U CN202320009306.8U CN202320009306U CN219005609U CN 219005609 U CN219005609 U CN 219005609U CN 202320009306 U CN202320009306 U CN 202320009306U CN 219005609 U CN219005609 U CN 219005609U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a crankshaft main shaft polishing device which comprises a platform, a mounting frame, an air cylinder, a mounting plate, a first sliding block, a first connecting plate, an angle adjusting assembly, a placing plate, a pressing assembly and a clamping mechanism. The effect of installing, disassembling and replacing abrasive belts with different specifications is realized through the arranging plate and the pressing assembly, and convenience is improved; the angle adjusting assembly is arranged to realize the effect of angle adjustment on the placing plate and the abrasive belt, so that the abrasive belt is tightly attached to the crankshaft main shaft, and the polishing effect is improved; the abrasive belt on each placing plate corresponds to the main shaft of the crankshaft respectively by adjusting the position of the first sliding block in the sliding groove, so that the effect of polishing the main shaft of the crankshaft is achieved simultaneously; the polishing effect on the crankshaft main shafts with different specifications is achieved by changing the specifications of the abrasive belt and enabling the abrasive belt to be matched with the crankshaft main shafts with different specifications.
Description
Technical Field
The utility model relates to the field of crankshaft machining, in particular to a crankshaft main shaft polishing device.
Background
The crankshaft is an important accessory on the engine and plays a role in power output of the engine. An important index of crankshaft quality performance is the surface roughness of the crankshaft shaft diameter. If the operation requirement is not met, destructive accidents such as engine tile burning and tile changing are easily caused, and the whole engine is scrapped when serious. To improve the quality of the surface roughness, the journal is generally polished.
At present, most of the existing crankshaft main shaft polishing devices cannot polish all main shafts of a crankshaft at the same time, so that the polishing efficiency is low; and crankshafts of different specifications cannot be polished, so that the applicability of the crankshaft polishing machine is low. Therefore, it is necessary to design a crankshaft spindle polishing apparatus to solve the above-mentioned problems of the prior art.
Disclosure of Invention
The utility model aims to provide a crankshaft main shaft polishing device which solves the problems in the prior art.
In order to achieve the above object, the present utility model provides the following solutions: comprising the following steps:
a platform;
the mounting frame is fixedly connected to the platform;
the air cylinder is fixedly connected to the mounting frame;
the mounting plate is fixedly connected with the output end of the air cylinder, and a sliding groove is formed in the mounting plate;
the first sliding blocks are connected with a plurality of first sliding blocks in a sliding manner;
the first connecting plates are fixedly connected to one ends, far away from the mounting plate, of the first sliding blocks;
the angle adjusting assemblies are arranged on the first connecting plates;
the angle adjusting assembly is provided with a placing plate at one end far away from the first connecting plate;
the pressing assembly is arranged at two ends of the placing plate and comprises a connecting frame fixedly connected with the placing plate, a first telescopic rod fixedly connected with the connecting frame and a pressing plate fixedly connected with the free end of the first telescopic rod;
the clamping mechanism is arranged on the platform, and the mounting plates are arranged corresponding to the clamping mechanism.
Preferably, the angle adjusting component comprises a first motor fixedly connected with the first connecting plate, a threaded rod in transmission connection with an output shaft of the first motor, a second slider sleeved on the threaded rod through threads, a second connecting plate fixedly connected with the first connecting plate, and a third connecting plate hinged with the second slider, wherein the threaded rod is rotationally connected with the first connecting plate, the second slider is in sliding connection with the second connecting plate, the second connecting plate is far away from one end of the first connecting plate, and the third connecting plate is far away from one end of the second slider and is hinged with the placing plate respectively.
Preferably, the device further comprises a limiting plate, wherein the threaded rod is provided with the limiting plate at one end far away from the first connecting plate, the threaded rod is rotationally connected with the limiting plate, and the limiting plate is fixedly connected with the second connecting plate.
Preferably, the first sliding blocks are of inverted convex structures, and the first sliding blocks are matched with the sliding grooves.
Preferably, the device further comprises a limit bolt, wherein the limit bolt is arranged in one-to-one correspondence with the first sliding block, a long hole is formed in one side wall of the mounting plate, and the limit bolt penetrates through the long hole and is in threaded connection with the first sliding block.
Preferably, the clamping mechanism comprises a first base fixedly connected to the platform, a second base slidably connected to the platform, three-jaw chucks respectively fixedly connected to the first base and the second base, a second motor in transmission connection with the three-jaw chucks on the first base, and a second telescopic rod fixedly connected to the platform, wherein the two three-jaw chucks are correspondingly arranged, the second motor is fixedly connected with the mounting frame, and the free end of the second telescopic rod is fixedly connected with the second base.
The utility model discloses the following technical effects:
(1) Through the effect of placing the board and compressing tightly the subassembly and having realized installing, dismantling and changing the abrasive band of different specifications, improved the convenience.
(2) The effect of carrying out angle adjustment to placing board and abrasive band has been realized through the angle adjusting part that sets up for closely laminate between abrasive band and the bent axle main shaft, thereby improved the polishing effect.
(3) The first connecting plate, the angle adjusting component, the placing plates and the abrasive belts on the placing plates are driven to move by adjusting the position of the first sliding block in the sliding groove, so that the abrasive belts on each placing plate correspond to the main shaft of the crankshaft respectively, and the effect of polishing the main shaft of the crankshaft is achieved; the polishing effect on the crankshaft main shafts with different specifications is achieved by changing the specifications of the abrasive belt and enabling the abrasive belt to be matched with the crankshaft main shafts with different specifications.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a crankshaft spindle polishing apparatus according to the present utility model;
FIG. 2 is a schematic view of the angle adjusting assembly of the present utility model;
fig. 3 is a schematic structural view of the compressing assembly of the present utility model.
1, a platform; 2. a mounting frame; 3. a cylinder; 4. a mounting plate; 5. a first slider; 6. a first connection plate; 7. placing a plate; 8. a connecting frame; 9. a first telescopic rod; 10. a pressing plate; 11. a first motor; 12. a threaded rod; 13. a second slider; 14. a second connecting plate; 15. a third connecting plate; 16. a limiting plate; 17. a limit bolt; 18. a long hole; 19. a first base; 20. a second base; 21. a three-jaw chuck; 22. a second motor; 23. and a second telescopic rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
The utility model provides a crankshaft main shaft polishing device, comprising:
a platform 1;
the mounting frame 2 is fixedly connected to the platform 1;
the air cylinder 3 is fixedly connected to the mounting frame 2;
the mounting plate 4 is fixedly connected with the output end of the air cylinder 3, and a chute is arranged on the mounting plate 4;
the first sliding blocks 5 are connected with a plurality of first sliding blocks 5 in a sliding way; the first sliding blocks 5 are of inverted convex structures, and the first sliding blocks 5 are matched with the sliding grooves. In this embodiment, the sliding groove is arranged along the length direction of the mounting plate 4, and the sliding groove is arranged to limit the first sliding block 5, so that the first sliding block 5 can only move along the length direction of the sliding groove.
The first connecting plate 6, the first sliding block 5 is fixedly connected with the first connecting plate 6 at one end far away from the mounting plate 4;
the angle adjusting components are arranged on the first connecting plate 6;
the placement plates 7, and the angle adjusting components are provided with the placement plates 7 at one end far away from the first connecting plate 6; in the embodiment, the placing plate 7 is used for installing abrasive belts with different sizes, the placing plate 7 is of an I-shaped structure, a step is arranged in the middle of one side of the placing plate 7 far away from the angle adjusting assembly, namely, after the abrasive belts are straightened and fixed, the middle area of the abrasive belt is in a suspended state, and the main shaft of the crankshaft is polished through the middle area of the abrasive belt; the effect of carrying out angle modulation to placing plate 7 is realized through the angle adjustment subassembly that sets up, has realized the effect that will place the inseparable laminating of the main shaft of board 7 upper abrasive band intermediate zone's different positions and bent axle, has improved the effect of polishing, has also improved the utilization ratio of abrasive band simultaneously.
The two ends of each placing plate 7 are respectively provided with a pressing assembly, and each pressing assembly comprises a connecting frame 8 fixedly connected with the placing plate 7, a first telescopic rod 9 fixedly connected with the connecting frame 8 and a pressing plate 10 fixedly connected with the free end of the first telescopic rod 9; in the embodiment, the pressing assemblies are arranged on one side of the placing plate 7 close to the angle adjusting assembly, and the first telescopic rods 9 are electric telescopic rods; through controlling first telescopic link 9 and making its free end extend or shorten, drive clamp plate 10 and move towards being close to or keeping away from the direction of placing board 7, realized compressing tightly fixed or relieving spacing effect to the abrasive band of placing on board 7, guaranteed the stability after the abrasive band is fixed on the one hand, on the other hand be convenient for install and change the abrasive band, improved the convenience.
The fixture, fixture setting is on platform 1, and mounting panel 4 all corresponds the fixture setting. The clamping mechanism is used for clamping and fixing crankshafts with different sizes, and can drive the crankshafts to rotate around the axis of the main shaft; the first connecting plate 6, the angle adjusting component, the placing plates 7 and the abrasive belts on the placing plates 7 are driven to move by adjusting the position of the first sliding block 5 in the sliding groove, so that the abrasive belts on each placing plate 7 correspond to the main shaft of the crankshaft respectively, and the effect of polishing the main shaft of the crankshaft is achieved; the polishing effect on the crankshaft main shafts with different specifications is achieved by changing the specifications of the abrasive belt and enabling the abrasive belt to be matched with the crankshaft main shafts with different specifications.
Further optimizing scheme, angle adjusting component includes first motor 11 with first connecting plate 6 fixed connection, with the output shaft transmission of first motor 11 be connected threaded rod 12, the second slider 13 of threaded sleeve on threaded rod 12, with first connecting plate 6 fixed connection's second connecting plate 14, with second slider 13 articulated third connecting plate 15, threaded rod 12 rotates with first connecting plate 6 to be connected, second slider 13 and second connecting plate 14 sliding connection, second connecting plate 14 is at the one end of keeping away from first connecting plate 6, third connecting plate 15 is at the one end of keeping away from second slider 13 respectively with place the board 7 articulated. In this embodiment, the length direction of the second connecting plate 14 is parallel to the axial direction of the threaded rod 12, and the second connecting plate 14 plays a role in limiting the second slider 13, so that the second slider 13 can only move along the length direction of the second connecting plate 14. The first motor 11 drives the threaded rod 12 to rotate, and the second sliding block 13 is constrained by the second connecting plate 14 in the rotation freedom degree, so that when the threaded rod 12 rotates, the second sliding block 13 moves along the axial direction of the threaded rod 12, and the effect of angle adjustment on the placing plate 7 is achieved by the hinged connection mode of the third connecting plate 15, the third connecting plate 15 and the second connecting plate 14 with the second sliding block 13.
Further optimizing scheme still includes limiting plate 16, and threaded rod 12 is equipped with limiting plate 16 in the one end that keeps away from first connecting plate 6, and threaded rod 12 and limiting plate 16 rotate to be connected, limiting plate 16 and second connecting plate 14 fixed connection. The limiting plate 16 plays a limiting role on the second sliding block 13, and the situation that the second sliding block 13 is separated from the threaded rod 12 is avoided.
Further optimizing scheme still includes limit bolt 17, and limit bolt 17 and first slider 5 one-to-one set up, are equipped with slot hole 18 on the lateral wall of mounting panel 4, limit bolt 17 runs through slot hole 18 and with first slider 5 threaded connection. In this embodiment, a threaded hole (not shown) adapted to the limit bolt 17 is provided on one side of each first slider 5 near the long hole 18; the effect of fixing the position of the first sliding block 5 after adjusting is achieved through the limiting bolts 17, the long holes 18 and the threaded holes in the first sliding block 5, and stability is improved.
Further optimizing scheme, fixture includes fixed connection first base 19 on platform 1, sliding connection second base 20 on platform 1, respectively fixed connection three-jaw chuck 21 on first base 19 and second base 20, with the three-jaw chuck 21 transmission connection second motor 22 on the first base 19 and with platform 1 fixed connection's second telescopic link 23, two three-jaw chucks 21 correspond the setting, second motor 22 and mounting bracket 2 fixed connection, the free end and the second base 20 fixed connection of second telescopic link 23. In this embodiment, the three-jaw chuck 21 is a commercially available part, and the working principle and the use method thereof are all the prior art and are not described in detail herein; the second telescopic rod 23 is an electric telescopic rod; the effect of driving the crankshaft between the two three-jaw chucks 21 to rotate is achieved by the second motor 22; the effect of driving the second base 20 and the three-jaw chuck 21 on the second base 20 to move is achieved through the second telescopic rod 23, and the distance between the two three-jaw chucks 21 is adjusted, so that the effect of clamping and fixing crankshafts of different specifications is achieved.
When the crankshaft main shaft polishing device provided by the utility model is used, a crankshaft to be treated is firstly fixed between two three-jaw chucks 21, and abrasive belts matched with the specifications of the crankshaft main shaft are respectively mounted on a placing plate 7; when the abrasive belt is installed, one end of the abrasive belt extends to the pressing component, and the pressing plate 10 is driven to move towards the direction close to the placing plate 7 by controlling the first telescopic rod 9 to extend the free end of the first telescopic rod until the pressing plate 10 presses one end of the abrasive belt; and then tensioning the abrasive belt, extending the other end of the abrasive belt to the other pressing assembly, and pressing the other end of the abrasive belt according to the same method, thereby completing the installation of the abrasive belt.
Starting the cylinder 3 and extending the output end until the placing plate 7 corresponds to the crankshaft; then the positions of the first sliding blocks 5 in the sliding grooves are respectively adjusted, so that the abrasive belts on each placing plate 7 respectively correspond to the main shafts of the crankshafts, and the first sliding blocks 5 are respectively fixed through the limiting bolts 17.
After the first sliding blocks 5 are all fixed, the first motor 11 in each angle adjusting component is started respectively to drive the threaded rod 12 to rotate, so that the second sliding blocks 13 move along the axial direction of the threaded rod 12, and angle adjustment is carried out on the placing plate 7 and the abrasive belt on the placing plate 7 until the middle area of the abrasive belt is tightly attached to the main shaft of the crankshaft.
After all the angles of the abrasive belts are adjusted, the second motor 22 is started to drive the three-jaw chuck 21 and the crankshaft to rotate, and the effect of polishing the crankshaft main shaft can be achieved.
When polishing the main shafts of crankshafts with different specifications, the distance between the two three-jaw chucks 21 can be adjusted by controlling the second telescopic rod 23, the crankshafts are clamped and fixed, and then the abrasive belt matched with the main shaft of the crankshafts is installed according to the steps, and the angle of the abrasive belt is adjusted, so that the abrasive belt is tightly attached to the crankshafts.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (6)
1. A crankshaft spindle polishing apparatus, comprising:
a platform (1);
the mounting frame (2), the said mounting frame (2) is fixedly connected to said terrace (1);
the air cylinder (3), the said air cylinder (3) is fixedly connected to said mounting bracket (2);
the mounting plate (4) is fixedly connected with the output end of the air cylinder (3), and a chute is arranged on the mounting plate (4);
the first sliding blocks (5) are connected with a plurality of the first sliding blocks (5) in a sliding manner;
the first connecting plates (6) are fixedly connected with the first connecting plates (6) at one ends of the first sliding blocks (5) far away from the mounting plate (4);
the angle adjusting components are arranged on the first connecting plates (6);
a placement plate (7), wherein the placement plate (7) is arranged at one end of the angle adjusting component, which is far away from the first connecting plate (6);
the pressing assembly is arranged at two ends of the placing plate (7), and comprises a connecting frame (8) fixedly connected with the placing plate (7), a first telescopic rod (9) fixedly connected with the connecting frame (8) and a pressing plate (10) fixedly connected with the free end of the first telescopic rod (9);
the clamping mechanism is arranged on the platform (1), and the mounting plates (4) are arranged corresponding to the clamping mechanism.
2. Crankshaft spindle polishing device according to claim 1, characterized in that the angle adjusting assembly comprises a first motor (11) fixedly connected with the first connecting plate (6), a threaded rod (12) in transmission connection with an output shaft of the first motor (11), a second slider (13) screwed on the threaded rod (12), a second connecting plate (14) fixedly connected with the first connecting plate (6), a third connecting plate (15) hinged with the second slider (13), the threaded rod (12) is rotatably connected with the first connecting plate (6), the second slider (13) is in sliding connection with the second connecting plate (14), and the second connecting plate (14) is hinged with the placing plate (7) at one end far away from the first connecting plate (6) and one end far away from the second slider (13) respectively.
3. The crankshaft spindle polishing device according to claim 2, further comprising a limiting plate (16), wherein the threaded rod (12) is provided with the limiting plate (16) at an end far away from the first connecting plate (6), the threaded rod (12) is rotatably connected with the limiting plate (16), and the limiting plate (16) is fixedly connected with the second connecting plate (14).
4. Crankshaft spindle polishing device according to claim 1, characterized in that the first slide blocks (5) are of inverted convex structures, and the first slide blocks (5) are matched with the sliding grooves.
5. The crankshaft spindle polishing device according to claim 4, further comprising a limit bolt (17), wherein the limit bolt (17) is arranged in one-to-one correspondence with the first slider (5), a long hole (18) is formed in one side wall of the mounting plate (4), and the limit bolt (17) penetrates through the long hole (18) and is in threaded connection with the first slider (5).
6. Crankshaft spindle polishing device according to claim 1, characterized in that the clamping mechanism comprises a first base (19) fixedly connected to the platform (1), a second base (20) slidingly connected to the platform (1), three-jaw chucks (21) fixedly connected to the first base (19) and the second base (20) respectively, a second motor (22) in transmission connection with the three-jaw chucks (21) on the first base (19) and a second telescopic rod (23) fixedly connected to the platform (1), the two three-jaw chucks (21) are correspondingly arranged, the second motor (22) is fixedly connected to the mounting frame (2), and the free end of the second telescopic rod (23) is fixedly connected to the second base (20).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320009306.8U CN219005609U (en) | 2023-01-04 | 2023-01-04 | Crankshaft main shaft polishing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320009306.8U CN219005609U (en) | 2023-01-04 | 2023-01-04 | Crankshaft main shaft polishing device |
Publications (1)
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CN219005609U true CN219005609U (en) | 2023-05-12 |
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ID=86248981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320009306.8U Active CN219005609U (en) | 2023-01-04 | 2023-01-04 | Crankshaft main shaft polishing device |
Country Status (1)
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CN (1) | CN219005609U (en) |
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2023
- 2023-01-04 CN CN202320009306.8U patent/CN219005609U/en active Active
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