CN220890750U

CN220890750U - Nodular cast iron crankshaft

Info

Publication number: CN220890750U
Application number: CN202322944030.5U
Authority: CN
Inventors: 张云生; 刘成刚
Original assignee: Shenyang Liaoshi Crankshaft Manufacturing Co ltd
Current assignee: Shenyang Liaoshi Crankshaft Manufacturing Co ltd
Priority date: 2023-11-01
Filing date: 2023-11-01
Publication date: 2024-05-03
Anticipated expiration: 2033-11-01

Abstract

The utility model discloses a nodular cast iron crankshaft, which belongs to the technical field of crankshafts, and comprises a crankshaft body and a first fixed block, wherein a second clamping block is fixedly connected to one side of the crankshaft body, a second clamping groove is formed in the first fixed block, and the second clamping block is clamped in the second clamping groove.

Description

Nodular cast iron crankshaft

Technical Field

The utility model relates to the technical field of crankshafts, in particular to a nodular cast iron crankshaft.

Background

The spheroidal graphite cast iron has wide application in production and manufacture, and the spheroidal graphite cast iron crankshaft is one of the spheroidal graphite cast iron crankshafts, and compared with the traditional forged steel crankshafts, the spheroidal graphite cast iron crankshaft has the advantages of simple and convenient manufacture, low cost, shock absorption, wear resistance, insensitivity to surface nicks and the like, and has excellent characteristics not possessed by forged steel materials.

However, most of the traditional nodular cast iron crankshafts have the problems of inconvenient disassembly and assembly and poor installation and use stability.

Disclosure of utility model

First, the technical problem to be solved

Aiming at the defects in the prior art, the utility model aims to provide a nodular cast iron crankshaft which has the characteristics of convenience in disassembly and assembly and high installation and use stability.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a nodular cast iron crankshaft, which comprises a crankshaft body and a first fixed block, wherein one side of the crankshaft body is fixedly connected with a second clamping block, a second clamping groove is formed in the first fixed block, the second clamping block is clamped in the second clamping groove, a flywheel is arranged on the surface of the first fixed block, one side of the second clamping block is lapped with the second fixed block, a connecting sleeve is arranged in the second fixed block, a connecting rod is sleeved in the connecting sleeve, the other end of the connecting rod is provided with an adjusting plate, one side of the adjusting plate is fixedly connected with an adjusting frame, one side of the second fixed block is fixedly connected with a supporting frame, a spring is arranged in the supporting frame, one end of the spring is provided with a fixed plate, a fixed groove is formed in the second clamping block, the fixed plate is clamped in the fixed groove, and one side of the fixed plate is fixedly connected with an extending block.

Use when this technical scheme's a nodular cast iron bent axle, through setting up the adapter sleeve, can cup joint the support to the connecting rod, guarantee the stability of connecting rod when removing, through promoting the connecting rod, can drive regulating plate and alignment jig and remove, when the alignment jig promotes the extension piece, can drive the fixed plate and retrieve and remove, can detach the joint between second fixed block and the second fixture block fixedly, through setting up the spring, can drive the fixed plate joint inside the fixed slot, realize carrying out the joint with second fixture block fixed connection's support frame and second fixture block and be connected, the convenience is installed the structure.

Further, a first clamping groove is formed in the first fixing block, a first clamping block is clamped in the first clamping groove, and the first clamping block is fixedly connected to the surface of the second clamping block.

Further, the surface of the second fixed block is fixedly connected with a mounting plate, a threaded hole is formed between the mounting plate and the first fixed block, and a bolt is connected with the internal thread of the threaded hole

Further, the limiting groove is formed in the second fixing block, the limiting block is clamped in the limiting groove, and the limiting block is fixedly connected to the surface of the second clamping block.

Further, the extension block is thick on one side and thin on the other side, and a round angle is arranged on the inner side of the adjusting frame.

Further, one end of the connecting rod is fixedly connected with a pull block.

(III) beneficial effects

In summary, the utility model has the following beneficial effects:

1. through setting up the adapter sleeve, can cup joint the support to the connecting rod, guarantee the stability of connecting rod when removing, through promoting the connecting rod, can drive adjustment board and alignment jig and remove, when the alignment jig promotes the extension piece, can drive the fixed plate and retrieve and remove, can detach the joint between second fixed block and the second fixture block fixedly, through setting up the spring, can drive the fixed plate joint inside the fixed slot, realize carrying out the joint with second fixture block fixedly connected's support frame and second fixture block and be connected, the convenience is installed the structure;

2. Through setting up first draw-in groove and first fixture block, can further restrict fixedly to the second fixture block, ensure the stability of second fixture block when connecting, through setting up screw hole and bolt, can ensure the stability of connecting between mounting panel, second fixed block and the first fixed block;

3. Through setting up spacing groove and stopper, can carry out the restriction between second fixture block and the first fixed block and be connected, through setting up the extension piece into the thick shape of one side opposite side, when the extension piece receives the extrusion gradually, can promote the fixed plate and remove, conveniently control the fixed plate, through setting up the pull block, can conveniently adjust control to the connecting rod.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the description of the embodiments or the prior art will be briefly described, and it is apparent that the drawings in the following description are only one embodiment of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the present utility model;

FIG. 3 is a schematic side sectional view of the present utility model;

fig. 4 is a schematic diagram of the structure at a in fig. 2.

The marks in the drawings are:

1. a crankshaft body; 2. a flywheel; 3. a second fixed block; 4. a mounting plate; 5. pulling blocks; 6. a threaded hole; 7. a bolt; 8. a first fixed block; 9. a first clamping groove; 10. a first clamping block; 11. a limit groove; 12. a limiting block; 13. a second clamping block; 14. connecting sleeves; 15. a connecting rod; 16. an adjustment plate; 17. an adjusting frame; 18. an extension block; 19. a spring; 20. a fixing plate; 21. a fixing groove; 22. a support frame; 23. and a second clamping groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the technical solutions in the embodiments of the present utility model are clearly and completely described below to further illustrate the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all versions.

Examples:

The utility model is described in further detail below with reference to fig. 1-4.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a nodular cast iron bent axle, including bent axle body 1 and first fixed block 8, bent axle body 1 one side fixedly connected with second fixture block 13, second fixture block 13 joint is inside at second fixture block 23 in first fixed block 8, first fixed block 8 surface is provided with flywheel 2, second fixture block 13 one side overlap joint has second fixed block 3, the inside adapter sleeve 14 that is provided with of second fixed block 3, through setting up adapter sleeve 14, can cup joint the support to connecting rod 15, guarantee connecting rod 15 stability when removing, through promoting connecting rod 15, can drive regulating plate 16 and adjusting frame 17 and remove, when adjusting frame 17 promotes extension piece 18, can drive fixed plate 20 and retrieve the removal, can detach the joint between second fixed block 3 and the second fixture block 13 is fixed, connecting rod 15 has been cup jointed to the inside of adapter sleeve 14, the connecting rod 15 other end is provided with regulating plate 16, regulating plate 16 one side fixedly connected with adjusting frame 17, second fixed block 3 one side fixedly connected with support frame 22, support frame 22 inside is provided with spring 19, can drive fixed plate 20 joint at fixed plate 21 and second fixed block 3, the inside fixed plate 20 is fixed plate 21 is fixed to the fixed plate 20, the inside is connected with fixed plate 20, the fixed plate is fixed plate 20 is fixed to inside the fixed plate is connected with the fixed plate 20, the inside the fixed plate is fixed plate 20.

Specifically, first draw-in groove 9 has been seted up to inside of first fixed block 8, and first draw-in groove 9 internal joint has first fixture block 10, and first fixture block 10 fixed connection is on second fixture block 13 surface, and second fixed block 3 fixed surface is connected with mounting panel 4, has seted up screw hole 6 between mounting panel 4 and the first fixed block 8, and screw hole 6 inside threaded connection has bolt 7.

Through adopting above-mentioned technical scheme, through setting up first draw-in groove 9 and first fixture block 10, can further restrict fixedly second fixture block 13, guarantee second fixture block 13 stability when connecting, through setting up screw hole 6 and bolt 7, can guarantee the stability of connecting between mounting panel 4, second fixed block 3 and the first fixed block 8.

Specifically, the second fixed block 3 is internally provided with a limiting groove 11, a limiting block 12 is clamped in the limiting groove 11, the limiting block 12 is fixedly connected to the surface of the second clamping block 13, the extension block 18 is thick on one side and thin on the other side, and a round angle is arranged on the inner side of the adjusting frame 17.

Through adopting above-mentioned technical scheme, through setting up spacing groove 11 and stopper 12, can carry out the restriction connection between second fixture block 13 and the first fixed block 8, through setting up extension piece 18 into the thick shape of one side opposite side, when extension piece 18 receives the extrusion gradually, can promote fixed plate 20 and remove, conveniently control fixed plate 20.

Specifically, the pull block 5 is fixedly connected with one end of the connecting rod 15.

Through adopting above-mentioned technical scheme, through setting up pull block 5, can conveniently adjust control to connecting rod 15.

The working principle of the utility model is as follows:

When the structure is installed, the crankshaft body 1 and the second clamping block 13 can be connected firstly, then the second clamping block 13 and the flywheel 2 are clamped and fixed by means of the limiting groove 11, the limiting block 12, the first clamping groove 9, the first clamping block 10 and the second clamping groove 23, then the second fixing block 3 is taken out, the second fixing block 3 is clamped and connected inside the second clamping block 13, the second fixing block 3 is fixedly supported by means of the threaded holes 6, the bolts 7 and the mounting plate 4, when the supporting frame 22 enters the second clamping block 13, the fixing plate 20 is pushed to be clamped and connected with the fixing groove 21 by means of the springs 19, so that the second fixing block 3 is clamped and connected inside the second clamping block 13, when the crankshaft body 1 is replaced, the bolts 7 can be taken off firstly, then the pulling block 5 is pressed, the connecting rod 15, the adjusting plate 16 and the adjusting frame 17 are driven to move, and when the adjusting frame 17 is attached to the extending block 18, the fixing plate 20 is driven to be recovered towards the inside the supporting frame 22, and the limitation on the second fixing block 3 is removed.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. The utility model provides a nodular cast iron bent axle, includes bent axle body (1) and first fixed block (8), its characterized in that: a second clamping block (13) is fixedly connected to one side of the crankshaft body (1), a second clamping groove (23) is formed in the first fixing block (8), the second clamping block (13) is clamped in the second clamping groove (23), a flywheel (2) is arranged on the surface of the first fixing block (8), and a second fixing block (3) is lapped on one side of the second clamping block (13);

The novel connecting rod is characterized in that a connecting sleeve (14) is arranged inside the second fixing block (3), a connecting rod (15) is sleeved inside the connecting sleeve (14), an adjusting plate (16) is arranged at the other end of the connecting rod (15), an adjusting frame (17) is fixedly connected to one side of the adjusting plate (16), a supporting frame (22) is fixedly connected to one side of the second fixing block (3), a spring (19) is arranged inside the supporting frame (22), a fixing plate (20) is arranged at one end of the spring (19), a fixing groove (21) is formed inside the second clamping block (13), the fixing plate (20) is clamped inside the fixing groove (21), and an extension block (18) is fixedly connected to one side of the fixing plate (20).

2. A ductile iron crankshaft according to claim 1 wherein: the first clamping groove (9) is formed in the first fixing block (8), the first clamping block (10) is clamped in the first clamping groove (9), and the first clamping block (10) is fixedly connected to the surface of the second clamping block (13).

3. A ductile iron crankshaft according to claim 1 wherein: the surface of the second fixed block (3) is fixedly connected with a mounting plate (4), a threaded hole (6) is formed between the mounting plate (4) and the first fixed block (8), and a bolt (7) is connected with the internal thread of the threaded hole (6).

4. A ductile iron crankshaft according to claim 1 wherein: limiting grooves (11) are formed in the second fixing blocks (3), limiting blocks (12) are clamped in the limiting grooves (11), and the limiting blocks (12) are fixedly connected to the surfaces of the second clamping blocks (13).

5. A ductile iron crankshaft according to claim 1 wherein: the extension block (18) is thick on one side and thin on the other side, and a round angle is arranged on the inner side of the adjusting frame (17).

6. A ductile iron crankshaft according to claim 1 wherein: one end of the connecting rod (15) is fixedly connected with a pull block (5).