CN217055928U

CN217055928U - Crankshaft with good load bearing capacity

Info

Publication number: CN217055928U
Application number: CN202123355926.7U
Authority: CN
Inventors: 钟海志; 舒志平
Original assignee: Wenling Xindu Machinery Co ltd
Current assignee: Wenling Xindu Machinery Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-26
Anticipated expiration: 2031-12-29

Abstract

The utility model belongs to the technical field of crankshafts, in particular to a crankshaft with good load capacity, which comprises a body, wherein the surface of the body is fixedly connected with a connecting shaft, one end surface of the connecting shaft is clamped and connected with a first gear, the inside of the first gear is provided with a stopper elastically connected with a second return spring, the inside of the stopper is provided with a limiting groove, the inner surface of the first gear is fixedly connected with an insert block, the inside of the insert block is provided with a positioning groove, the first return spring and the second return spring are arranged to quickly contract a fixing module and the stopper to relieve the limitation, so that the first gear and the second gear can be disassembled and assembled, the local damage place can be conveniently replaced, the material waste is reduced, the operation is simple and convenient, the work efficiency is conveniently improved, and the installation and disassembly among the first gear, the second gear and the connecting shaft are more convenient by arranging a rotating rod and a screw rod, and the limit is stable, firm, time-saving and labor-saving, and the practicability and the use stability are improved.

Description

Crankshaft with good load bearing capacity

Technical Field

The utility model belongs to the technical field of the bent axle, concretely relates to bent axle that load capacity is good.

Background

The crankshaft is the most important component in the engine. It takes the force from the connecting rod and converts it into torque to be output by the crankshaft and drive other accessories on the engine. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have enough strength and rigidity, and the journal surface needs to be wear-resistant, work uniformly and have good balance.

Original bent axle has the gear to appear not being convenient for after wearing and tearing to change when using, and the extravagant material of whole change and increase the loss, and spacing unstability is firm, and the not convenient reduction work efficiency of operation now provides a bent axle that load capacity is good and solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a bent axle that load capacity is good has the characteristics of being convenient for change, material saving, spacing stable convenient.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a bent axle that load capacity is good, includes the body, the fixed surface of body is connected with the connecting axle, the one end surface block of connecting axle is connected with first gear, the inside of first gear be provided with No. two reset spring elastic connection's stopper, the spacing groove has been seted up to the inside of stopper, the fixed surface of first gear is connected with the inserted block, the constant head tank has been seted up to the inside of inserted block, the inside of connecting axle is rotated and is connected with the dwang, the slot of being connected with the inserted block is seted up to the one end of connecting axle.

As the utility model discloses a preferred technical scheme of bent axle that load capacity is good, one side block of connecting axle is connected with the second gear, the spacing recess of being connected with the stopper block is seted up to one side surface of second gear, the shifting chute has been seted up to the inside of first gear.

As the utility model discloses a preferred technical scheme of bent axle that load capacity is good, the upper end fixedly connected with and the shifting chute sliding connection's of constant head tank fixed module, the recess that is used for accomodating a reset spring is offered on fixed module's surface, fixed module's surface is provided with a reset spring with a gear elastic connection.

As the utility model discloses a preferred technical scheme of bent axle that load capacity is good, the inside of stopper is provided with No. two reset spring with baffle elastic connection, No. two reset spring's front end fixedly connected with baffle.

As the utility model discloses a preferred technical scheme of bent axle that load capacity is good, the inside of connecting axle is provided with closes the screw rod of being connected with the movable block soon, the surface of screw rod closes soon and is connected with the movable block, the fixed surface of movable block is connected with the locating piece of being connected with the constant head tank block.

As the utility model discloses a preferred technical scheme of bent axle that load capacity is good, the bottom fixedly connected with rotating gear of screw rod, one side meshing of rotating gear is connected with the worm, the spout with movable block sliding connection is seted up to the inside of connecting axle.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up reset spring No. one, reset spring makes fixed module, the stopper contracts fast and removes spacingly, can carry out the dismouting to first gear and second gear, be convenient for change the place of local damage, reduce the waste of material and easy operation convenient improvement work efficiency, make first gear through setting up dwang and screw rod, it is more convenient that the installation between second gear and the connecting axle is dismantled, and spacing firm labour saving and time saving promotes practicality and stability in use, firm in connection fastness and stability between first gear and the second gear have been strengthened through setting up stopper and spacing recess, avoid connecting unstablely between the two, the normal use of influence equipment causes the loss.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic front sectional view of the first gear of the present invention;

FIG. 3 is an enlarged schematic view of part A of the present invention;

fig. 4 is a schematic side view of a partial cross-sectional structure of the connecting shaft of the present invention;

fig. 5 is a schematic view of a front view cross-sectional structure of a transfer gear of the present invention;

in the figure: 1. a body; 2. a connecting shaft; 3. a first gear; 4. a limiting block; 5. a limiting groove; 6. inserting a block; 7. positioning a groove; 8. rotating the rod; 9. a slot; 10. a limiting groove; 11. a second gear; 12. a screw; 13. a moving block; 14. positioning a block; 15. a fixed module; 16. a first return spring; 17. a moving groove; 18. a second return spring; 19. a baffle plate; 20. a rotating gear; 21. a chute; 22. a worm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a bent axle that load capacity is good, which comprises a body 1, the fixed surface of body 1 is connected with connecting axle 2, the one end surface block of connecting axle 2 is connected with first gear 3, the inside of first gear 3 is provided with stopper 4 with No. two reset spring 18 elastic connection, spacing groove 5 has been seted up to stopper 4's inside, the internal fixed surface of first gear 3 is connected with inserted block 6, constant head tank 7 has been seted up to inserted block 6's inside, the inside of connecting axle 2 is rotated and is connected with dwang 8, the slot 9 of being connected with inserted block 6 blocks is seted up to the one end of connecting axle 2, first gear 3 in this embodiment, the number of second gear 11 is two and equidistant symmetry sets up the surface at connecting axle 2, make the gear can carry out local change through first gear 3 and second gear 11 and reduce the life that the spending increased the gear.

Specifically, one side block of connecting axle 2 is connected with second gear 11, and the spacing recess 10 of being connected with the 4 blocks of stopper has been seted up to one side surface of second gear 11, and shifting chute 17 has been seted up to first gear 3's inside, and spacing recess 10 has all been seted up to second gear 11's both sides in this embodiment, is convenient for strengthen the stability of connecting and supplementary spacing effect.

Specifically, the upper end fixedly connected with of constant head tank 7 and the fixed module 15 of shifting chute 17 sliding connection, the recess that is used for accomodating a reset spring 16 is offered on the surface of fixed module 15, the surface of fixed module 15 is provided with a reset spring 16 with first gear 3 elastic connection, fixed module 15 provides an inside power of contracting after the inserted block 6 is spacing in this embodiment, make second gear 11, stable connection between first gear 3 and the connecting axle 2, can normally reliably rotate the use.

Specifically, stopper 4's inside is provided with No. two reset spring 18 with 19 elastic connection of baffle, and No. two reset spring 18's front end fixedly connected with baffle 19, and baffle 19 and 5 sliding connection of spacing groove carry on spacingly to stopper 4 in this embodiment, avoid stopper 4 to break away from the inside of first gear 3 and can't reset, influence the normal use of equipment and reduce work efficiency.

Specifically, the inside of connecting axle 2 is provided with the screw rod 12 of being connected with the movable block 13 soon, the surface of screw rod 12 closes soon and is connected with movable block 13, the fixed surface of movable block 13 is connected with the locating piece 14 of being connected with constant head tank 7 block, movable block 13 closes with screw rod 12 soon in this embodiment and is connected the spacing stability of strengthening locating piece 14 to plug-in block 6, and one side of locating piece 14 is for smooth inclined plane be convenient for insert the front end inside of constant head tank 7, make plug-in block 6 get into the inside of connecting axle 2 by the extrusion gliding.

Specifically, the bottom fixedly connected with of screw rod 12 changes gear 20, and one side meshing of changes gear 20 is connected with worm 22, and connecting axle 2's inside is offered with movable block 13 sliding connection's spout 21, and worm 22 is connected with the meshing of changes gear 20 in this embodiment, and the control screw rod 12 of being convenient for rotates, makes spacing more stable convenient of equipment, and is convenient for quick assembly disassembly between second gear 11, first gear 3 and the connecting axle 2 promotes the practicality.

The utility model discloses a theory of operation and use flow: when the utility model is used, the positioning grooves 7 fixedly connected with the inner side surfaces of the first gear 3 and the second gear 11 are inserted into the slot 9, then the rotating rod 8 is twisted to rotate the worm 22 arranged at the lower end, the rotating gear 20 meshed and connected with the surface of the worm 22 rotates together, then the moving block 13 screwed and connected with the surface of the screw rod 12 moves along the sliding groove 21, the front end of the positioning block 14 is inserted into the positioning groove 7 to extrude and pull the inserting block 6 downwards into the connecting shaft 2, the moving block 13 is used for stabilizing and limiting the surrounding inserting blocks 6, the first gear 3 and the second gear 11 are stably and firmly connected with the connecting shaft 2 for use, then the bottom end surfaces of the fixing module 15 and the moving groove 17 are attached to stretch the first reset spring 16, the fixing module 15 pushes the limiting blocks 4 arranged at the two ends outwards, and the limiting blocks 4 compress the second reset spring 18 inside, then the front end gets into the inside of spacing recess 10, it is spacing to carry on between first gear 3 and the second gear 11, reverse rotation dwang 8 makes movable block 13 reset and removes spacing to inserted block 6, make fixed module 15 through reset spring 16's elasticity rebound and the laminating of the upper surface of shifting chute 17, be convenient for stopper 4 through reset spring 18's elasticity reset the inside that gets into first gear 3 No. two, can carry out the dismouting to first gear 3 and second gear 11, be convenient for change the place of local damage, reduce the waste of material and the convenient improvement work efficiency of easy operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A crankshaft with good load bearing capacity is characterized in that: including body (1), the fixed surface of body (1) is connected with connecting axle (2), the one end surface block of connecting axle (2) is connected with first gear (3), the inside of first gear (3) is provided with stopper (4) with No. two reset spring (18) elastic connection, spacing groove (5) have been seted up to the inside of stopper (4), the internal surface fixed connection of first gear (3) has inserted block (6), constant head tank (7) have been seted up to the inside of inserted block (6), the inside rotation of connecting axle (2) is connected with dwang (8), slot (9) of being connected with inserted block (6) block are seted up to the one end of connecting axle (2).

2. A negative load capacity crankshaft as claimed in claim 1, wherein: one side of the connecting shaft (2) is connected with a second gear (11) in a clamping mode, a limiting groove (10) connected with the limiting block (4) in a clamping mode is formed in the surface of one side of the second gear (11), and a moving groove (17) is formed in the first gear (3).

3. A negative load capacity crankshaft as claimed in claim 2, wherein: the upper end fixedly connected with of constant head tank (7) and moving slot (17) sliding connection's fixed module (15), the recess that is used for accomodating reset spring (16) is seted up on the surface of fixed module (15), the surface of fixed module (15) is provided with reset spring (16) one number with first gear (3) elastic connection.

4. A crankshaft having a high negative load capacity as claimed in claim 1, wherein: the inside of stopper (4) is provided with No. two reset spring (18) with baffle (19) elastic connection, No. two reset spring's (18) front end fixedly connected with baffle (19).

5. A negative load capacity crankshaft as claimed in claim 1, wherein: the positioning device is characterized in that a screw (12) connected with a moving block (13) in a screwing mode is arranged inside the connecting shaft (2), the moving block (13) is connected to the surface of the screw (12) in a screwing mode, and a positioning block (14) connected with the positioning groove (7) in a clamping mode is fixedly connected to the surface of the moving block (13).

6. A crankshaft having a high negative load capacity as claimed in claim 5, wherein: the bottom end of the screw rod (12) is fixedly connected with a rotating gear (20), one side of the rotating gear (20) is connected with a worm (22) in a meshed mode, and a sliding groove (21) which is connected with the moving block (13) in a sliding mode is formed in the connecting shaft (2).