CN213673994U

CN213673994U - Device capable of rapidly rotating engine crankshaft

Info

Publication number: CN213673994U
Application number: CN202021506327.3U
Authority: CN
Inventors: 卢占盈; 王华辉; 李晓青; 陈鹏
Original assignee: Nanchong Longgu Machinery Industry Co ltd
Current assignee: Nanchong Longgu Machinery Industry Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-07-13
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a but device of fast turn engine crankshaft, comprises a workbench, the workstation up end is provided with the backup pad, it is connected with the pivot to rotate in the backup pad, the one end of pivot is provided with the runner, the other end of pivot is provided with the fixed block, be provided with the slider between backup pad and the fixed block. The utility model discloses in, be provided with the workstation, the backup pad, the slider, the pivot, the transfer line, press from both sides and indicate, the slide bar, the fixed block, the runner, the sand grip, limit gear, spacing tooth's socket, drive arrangement, the stopper, the threaded rod, the connecting seat, screw hole and spout structure, the slider, the fixed block, the pivot, the transfer line can be realized carrying out the centre gripping fixedly with pressing from both sides the cooperation that indicates to the bent axle of different bores, the setting of pivot can be so that the bent axle after fixing rotates as required, limit gear, sand grip and spacing tooth's socket set up and can fix the bent axle that rotates to required.

Description

Device capable of rapidly rotating engine crankshaft

Technical Field

The utility model relates to a bent axle equipment technical field especially relates to a but device of fast turn engine crankshaft.

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 sufficient strength and rigidity, and the surface of the journal needs to be wear-resistant, work uniformly and balance well.

When the engine is installed on the assembly line, parts need to be installed in a rotating mode on the crankshaft of the engine, the crankshaft of the engine is operated manually in a rotating mode, then the crankshaft is fixed in an anti-rotating mode, and installation operation of relevant parts is conducted on the crankshaft.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above problems, a device capable of rapidly rotating an engine crankshaft is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a but device of fast turn engine crankshaft, includes the workstation, the workstation up end is provided with the backup pad, it is connected with the pivot to rotate in the backup pad, the one end of pivot is provided with the runner, the other end of pivot is provided with the fixed block, be provided with the slider between backup pad and the fixed block, the backup pad with be provided with the stopper between the slider, stopper and slider run through threaded rod.

As a further description of the above technical solution:

the upper end face of the workbench is provided with a sliding groove, and the bottom of the supporting plate is embedded in the sliding groove.

As a further description of the above technical solution:

the slider cover is established in the pivot, the equidistant annular distribution in slider outside has three connecting seats, the slider up end is seted up threaded hole.

As a further description of the above technical solution:

the side of fixed block is equidistant to be provided with three slide bar, and is three all the cover is equipped with the clamp finger on the slide bar, the clamp finger with it is connected with the transfer line to rotate between the slider.

As a further description of the above technical solution:

the sliding groove is a concave knot.

As a further description of the above technical solution:

threaded rod one end with the fixed block rotates to be connected, and the other end is provided with drive arrangement, drive arrangement with stopper fixed connection, the threaded rod with the stopper rotates to be connected, threaded hole female connection has the threaded rod.

As a further description of the above technical solution:

the runner with be provided with limit gear between the backup pad, limit gear below is provided with spacing tooth's socket, limit gear overlaps and establishes in the pivot, spacing tooth's socket with backup pad fixed connection, the pivot is located the runner with part between the backup pad is provided with the sand grip.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, be provided with the workstation, the backup pad, the slider, the pivot, the transfer line, press from both sides and indicate, the slide bar, the fixed block, the runner, the sand grip, limit gear, spacing tooth's socket, drive arrangement, the stopper, the threaded rod, the connecting seat, screw hole and spout structure, the slider, the fixed block, the pivot, the transfer line can be realized carrying out the centre gripping fixedly with pressing from both sides the cooperation that indicates to the bent axle of different bores, the setting of pivot can be so that the bent axle after fixing rotates as required, limit gear, sand grip and spacing tooth's socket set up and can fix the bent axle that rotates to required.

Drawings

Fig. 1 shows a schematic overall structure diagram provided according to an embodiment of the present invention;

fig. 2 shows an enlarged schematic structural diagram at a provided according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a workbench provided according to an embodiment of the present invention;

fig. 4 shows a schematic diagram of a slider structure provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a work table; 2. a support plate; 3. a slider; 4. a rotating shaft; 5. a transmission rod; 6. clamping fingers; 7. a slide bar; 8. a fixed block; 9. a rotating wheel; 10. a convex strip; 11. a limit gear; 12. a limiting tooth socket; 13. a drive device; 14. a limiting block; 15. a threaded rod; 16. a connecting seat; 17. a threaded hole; 18. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a but device of fast turn engine crankshaft, including

workstation

1, 1 up end of workstation is provided with backup pad 2, it is connected with pivot 4 to rotate on the backup pad 2, the one end of pivot 4 is provided with runner 9, the other end of pivot 4 is provided with fixed block 8, be provided with slider 3 between backup pad 2 and the fixed block 8, be provided with stopper 14 between backup pad 2 and the slider 3, stopper 14 and slider 3 run through threaded rod 15, runner 9 is for the convenience to rotate the bent axle after pressing from both sides tightly.

Specifically, as shown in fig. 3, the upper end surface of the workbench 1 is provided with a sliding groove 18, the bottoms of the supporting plates 2 are embedded in the sliding groove 18, the distance between the two supporting plates 2 can be adjusted by the arrangement of the sliding groove 18, and the crankshafts with different lengths can be fixed conveniently.

Specifically, as shown in fig. 1 and 4, the slider 3 is sleeved on the rotating shaft 4, three connecting seats 16 are distributed on the outer side of the slider 3 at equal intervals in an annular mode, threaded holes 17 are formed in the upper end face of the slider 3, three sliding rods 7 are arranged on the side faces of the fixed block 8 at equal intervals, clamping fingers 6 are sleeved on the three sliding rods 7, a transmission rod 5 is rotatably connected between the clamping fingers 6 and the slider 3, the fixed block 8, the rotating shaft 4, the threaded rod 15 and the clamping fingers 6 are matched to be used to clamp crankshafts with different calibers.

Specifically, as shown in fig. 1, one end of a threaded rod 15 is rotatably connected with the fixed block 8, the other end of the threaded rod is provided with a driving device 13, the driving device 13 is fixedly connected with a limiting block 14, the threaded rod 15 is rotatably connected with the limiting block 14, a threaded rod 15 is in threaded connection with a threaded hole 17, the driving device 13 can be a servo motor, under the action of the driving device 13, the sliding block 3 slides on the rotating shaft 4 to drive the transmission rod 5, and the transmission rod 5 drives the clamping finger 6 to move on the sliding rod 7 to clamp the crankshaft.

Specifically, as shown in fig. 2, a limit gear 11 is arranged between the rotating wheel 9 and the supporting plate 2, a limit tooth groove 12 is arranged below the limit gear 11, the limit gear 11 is sleeved on the rotating shaft 4, the limit tooth groove 12 is fixedly connected with the supporting plate 2, a convex strip 10 is arranged on the rotating shaft 4 between the rotating wheel 9 and the supporting plate 2, the limit gear 11, the convex strip 10 and the limit tooth groove 12 are matched to limit rotation, the limit gear 11 and the limit tooth groove 12 are meshed with each other to limit the rotating wheel 9, and the convex strip 10 is used for preventing the limit gear 11 from rotating on the rotating shaft 4.

The working principle is as follows: when the crankshaft clamping device is used, the distance between the two supporting plates 2 is adjusted according to the length of the crankshaft, the driving device 13 is started to drive the threaded rod 15 to rotate after the distance is adjusted, the sliding block 3 slides on the rotating shaft 4 under the action of the threaded rod 15, the sliding block 3 drives the clamping finger 6 to move on the sliding rod 7 through the transmission rod 5 to clamp the crankshaft, and after the crankshaft is adjusted to a proper position, the sliding limiting gear 11 is meshed with the limiting tooth groove 12.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a but device of fast turn engine crankshaft, includes workstation (1), its characterized in that, workstation (1) up end is provided with backup pad (2), it is connected with pivot (4) to rotate on backup pad (2), the one end of pivot (4) is provided with runner (9), the other end of pivot (4) is provided with fixed block (8), be provided with between backup pad (2) and fixed block (8) slider (3), backup pad (2) with be provided with between slider (3) stopper (14), threaded rod (15) are run through in stopper (14) and slider (3).

2. The device for rapidly rotating the crankshaft of the engine as claimed in claim 1, wherein the upper end surface of the working platform (1) is provided with a sliding groove (18), and the bottom of the supporting plate (2) is embedded in the sliding groove (18).

3. The device capable of rapidly rotating the engine crankshaft according to claim 1, wherein the sliding block (3) is sleeved on the rotating shaft (4), three connecting seats (16) are annularly distributed on the outer side of the sliding block (3) at equal intervals, and a threaded hole (17) is formed in the upper end surface of the sliding block (3).

4. The device for rapidly rotating the crankshaft of the engine as claimed in claim 1, wherein three sliding rods (7) are arranged on the side surface of the fixed block (8) at equal intervals, clamping fingers (6) are sleeved on all three sliding rods (7), and a transmission rod (5) is rotatably connected between each clamping finger (6) and the corresponding sliding block (3).

5. A device for rapidly rotating an engine crankshaft according to claim 2, characterised in that said chute (18) is of a "v" configuration.

6. A device for rapidly rotating an engine crankshaft according to claim 3, characterized in that one end of the threaded rod (15) is rotatably connected with the fixed block (8), the other end is provided with a driving device (13), the driving device (13) is fixedly connected with the limiting block (14), the threaded rod (15) is rotatably connected with the limiting block (14), and the threaded rod (15) is connected with the threaded hole (17) in a threaded manner.

7. The device of claim 1, wherein a limit gear (11) is arranged between the rotating wheel (9) and the supporting plate (2), a limit tooth groove (12) is arranged below the limit gear (11), the limit gear (11) is sleeved on the rotating shaft (4), the limit tooth groove (12) is fixedly connected with the supporting plate (2), and a convex strip (10) is arranged on the part of the rotating shaft (4) between the rotating wheel (9) and the supporting plate (2).