CN220049781U

CN220049781U - Transmission shaft straightening supporting device

Info

Publication number: CN220049781U
Application number: CN202321601994.3U
Authority: CN
Inventors: 卢统意; 王大庆
Original assignee: Fujian Xinfeng Shipbuilding Co ltd
Current assignee: Fujian Xinfeng Shipbuilding Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2023-11-21
Anticipated expiration: 2033-06-25

Abstract

The utility model discloses a transmission shaft straightening and supporting device which comprises an adjusting base used for length adjustment, wherein sliding plates are arranged at two ends of the top of the adjusting base, an automatic clamping mechanism is fixedly connected to the top of the sliding plates, the automatic clamping mechanism comprises an electric telescopic rod, rotating rods are hinged to two sides of the bottom of the electric telescopic rod, one end of each rotating rod is fixedly connected with a clamping plate, connecting rods are hinged to two sides of the top of the movable end of the electric telescopic rod, a supporting rod is fixedly connected to the top of the movable end of each electric telescopic rod, an arc-shaped supporting plate is fixedly connected to the top of each supporting rod, and a driving motor is fixedly arranged at one end of the adjusting base.

Description

Transmission shaft straightening supporting device

Technical Field

The utility model relates to the technical field of straightening supporting devices, in particular to a transmission shaft straightening supporting device.

Background

The ship transmission shaft is an important part for transmitting power in a ship system, and the transmission shaft deformation can cause the safety of ship navigation to be reduced, so that the transmission shaft is straightened by a pressure straightener at regular intervals.

The prior art discloses a transmission shaft straightening and supporting device, the publication number is: CN217701052U comprises a supporting device, wherein the supporting seat is slidably connected to two ends of the platform, a pin shaft is symmetrically and rotatably connected to the supporting seat, one end of the pin shaft is fixedly connected with a chuck, a convex column is fixedly connected to the chuck, two supporting pieces are symmetrically arranged on the supporting seat, a round hole is formed in the bottom end of each supporting piece, the pin shaft is arranged in the round hole, the supporting pieces are fixedly connected with the pin shaft, and the supporting device is used for adapting to transmission shafts with different diameters; the pushing devices are fixedly arranged at two ends of the platform and are respectively used for pushing the two supporting seats to slide on the platform along the length direction and adapt to transmission shafts with different lengths; the turning device is fixedly arranged at two ends of the pushing device, and is used for turning the transmission shafts arranged on the supporting piece and uniformly straightening, although the utility model solves the problem that enterprises usually straighten the transmission shafts of one type by using a straightening machine of one type and the purchase equipment cost is high, the technical purpose of straightening the transmission shafts of various types by using the straightening machine is achieved, and the following problems still exist:

the straightening and supporting device needs to be locked manually when the transmission is fixed, is very inconvenient, and is not high in adjusting precision by pushing the position of the supporting seat through the hydraulic telescopic rod.

Disclosure of Invention

The utility model aims to provide a transmission shaft straightening and supporting device, which solves the problems that the straightening and supporting device provided in the background art needs to be manually locked when a transmission shaft is fixed, is very inconvenient, and the position of a supporting seat is pushed to be adjusted by a hydraulic telescopic rod, and the adjusting precision is not high.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a transmission shaft straightening strutting arrangement, is including the regulation base that is used for length adjustment, the both ends at regulation base top all are provided with the sliding plate, the top fixedly connected with automatic fixture of sliding plate, automatic fixture includes electric telescopic handle, the both sides of electric telescopic handle bottom all articulate there is the dwang, the one end fixedly connected with grip block of dwang, the both sides at electric telescopic handle expansion end top all articulate there is the connecting rod, the connecting rod articulates with the top of dwang, the top fixedly connected with bracing piece of electric telescopic handle expansion end, the top fixedly connected with arc backup pad of bracing piece, the one end fixedly mounted with driving motor of regulation base.

Preferably, the adjusting base comprises a bottom plate, a transmission groove is formed in the bottom plate, a guide groove is formed in the top of the transmission groove, a rotating screw rod is connected with an inner cavity of the transmission groove in a rotating mode, the transmission groove is used for installing the rotating screw rod, and the guide groove is used for guiding sliding of the guide rod.

Preferably, screw nuts are connected to the two ends of the surface of the rotating screw in a threaded manner, guide rods are fixedly connected to the tops of the screw nuts, the tops of the guide rods penetrate through the guide grooves and are fixedly connected with the bottoms of the sliding plates respectively, the screw nuts are driven to move through rotation of the rotating screw, and the guide rods are driven to move through movement of the screw nuts.

Preferably, the output end of the driving motor is fixedly connected with one end of the rotating screw rod, the directions of threads formed at the two ends of the surface of the rotating screw rod are opposite, and the driving motor provides power for the rotation of the rotating screw rod.

Preferably, the inner cavity of the automatic clamping mechanism is provided with a transmission shaft, and the bottoms of the two ends of the transmission shaft are respectively contacted with the two arc-shaped support plates for clamping the transmission shaft.

Preferably, the surface of the adjusting base is fixedly provided with a switch panel, the driving motor and the electric telescopic rod are electrically connected with an external power supply through the switch panel, and the switch control is performed through the switch panel.

Compared with the prior art, the utility model has the beneficial effects that:

1. the guide rod, the sliding plate and the automatic clamping mechanism are driven to move by the cooperation of the driving motor and the rotating screw rod and the screw rod nut, so that the distance between the two automatic clamping mechanisms is adapted to the length of the transmission shaft, and the adjusting precision is higher;

2. the connecting rod is driven to move downwards to tighten the rotating rods through the contraction of the electric telescopic rods, so that the two rotating rods move relatively, the movement of the rotating rods drives the clamping plates to move, the two clamping plates are respectively clamped with the two sides of the transmission shaft, the transmission shaft is automatically and fixedly supported, and labor force is saved.

Drawings

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

FIG. 2 is a front view of the automatic clamping mechanism of the present utility model after being tightened;

FIG. 3 is a front view of the automatic clamping mechanism of the present utility model after being opened;

fig. 4 is a cross-sectional view of an adjustment base of the present utility model.

In the figure: 1. adjusting the base; 2. a sliding plate; 3. an automatic clamping mechanism; 4. a driving motor; 5. a transmission shaft; 6. an electric telescopic rod; 7. a rotating lever; 8. a clamping plate; 9. a connecting rod; 10. a support rod; 11. an arc-shaped supporting plate; 12. a bottom plate; 13. a transmission groove; 14. a guide groove; 15. rotating a screw rod; 16. a lead screw nut; 17. a guide rod; 18. and a switch panel.

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.

Referring to fig. 1-4, the utility model provides a transmission shaft straightening and supporting device, which comprises an adjusting base 1 for adjusting the length, wherein sliding plates 2 are arranged at two ends of the top of the adjusting base 1, an automatic clamping mechanism 3 is fixedly connected to the top of the sliding plates 2, the automatic clamping mechanism 3 comprises an electric telescopic rod 6, two sides of the bottom of the electric telescopic rod 6 are hinged with rotating rods 7, one end of each rotating rod 7 is fixedly connected with a clamping plate 8, two sides of the top of the movable end of each electric telescopic rod 6 are hinged with connecting rods 9, the connecting rods 9 are hinged with the top of each rotating rod 7, a supporting rod 10 is fixedly connected to the top of the movable end of each electric telescopic rod 6, an arc-shaped supporting plate 11 is fixedly connected to the top of each supporting rod 10, and a driving motor 4 is fixedly arranged at one end of the adjusting base 1; the connecting rod 9 is driven to move downwards to tighten the rotating rods 7 through the contraction of the electric telescopic rods 6, so that the two rotating rods 7 move relatively, the rotating rods 7 move to drive the clamping plates 8 to move, the two clamping plates 8 respectively clamp the two sides of the transmission shaft 5, the transmission shaft 5 is fixedly supported, and then the straightening line is straightened through straightening equipment.

Referring to fig. 1-4, further, the adjusting base 1 comprises a bottom plate 12, a transmission groove 13 is formed in the bottom plate 12, a guide groove 14 is formed in the top of the transmission groove 13, a rotating screw rod 15 is rotatably connected to an inner cavity of the transmission groove 13, screw nuts 16 are screwed at two ends of the surface of the rotating screw rod 15, a guide rod 17 is fixedly connected to the top of the screw nut 16, the top of the guide rod 17 penetrates through the guide groove 14 and is fixedly connected with the bottom of the sliding plate 2, an output end of the driving motor 4 is fixedly connected with one end of the rotating screw rod 15, threads formed at two ends of the surface of the rotating screw rod 15 are opposite in direction, the driving motor 4 works to drive the rotating screw rod 15 to move in opposite directions, and the two screw nuts 16 and the guide rod 17 move, so that the movement of the guide rod 17 drives the sliding plate 2 and the automatic clamping mechanism 3.

Referring to fig. 1-4, further, a transmission shaft 5 is disposed in an inner cavity of the automatic clamping mechanism 3, and bottoms at two ends of the transmission shaft 5 are respectively contacted with two arc-shaped support plates 11 for clamping and fixing the transmission shaft 5.

Referring to fig. 1-4, further, a switch panel 18 is fixedly installed on the surface of the adjusting base 1, and the driving motor 4 and the electric telescopic rod 6 are electrically connected with an external power supply through the switch panel 18, so as to perform switch control on the driving motor 4 and the electric telescopic rod 6.

When the automatic clamping device is specifically used, firstly, the work of the driving motor 4 is controlled according to the length of the transmission shaft 5, the work of the driving motor 4 drives the rotation of the rotating screw rod 15, so that the two screw nuts 16 and the guide rods 17 move in opposite directions, the guide rods 17 move to drive the sliding plate 2 and the automatic clamping mechanisms 3 to move, the distance between the two automatic clamping mechanisms 3 is adapted to the length of the transmission shaft 5, then the two ends of the transmission shaft 5 are respectively placed on the two arc-shaped support plates 11, at the moment, the expansion and contraction of the electric telescopic rod 6 are controlled, the shrinkage of the electric telescopic rod 6 drives the connecting rod 9 to move downwards to tighten the rotating rod 7, the two rotating rods 7 move relatively, the movement of the rotating rod 7 drives the clamping plates 8, the two clamping plates 8 clamp the two sides of the transmission shaft 5 respectively, the transmission shaft 5 is fixedly supported, and then straightening lines are straightened through straightening equipment.

Although the present utility model has been described 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a transmission shaft straightening strutting arrangement, includes adjustment base (1) that are used for length adjustment, its characterized in that: the utility model discloses a motor-driven telescopic device, including base (1) and motor-driven telescopic device, the both ends at base (1) top are adjusted all are provided with sliding plate (2), the top fixedly connected with automatic fixture (3) of sliding plate (2), automatic fixture (3) are including electric telescopic handle (6), all articulated have dwang (7) in both sides of electric telescopic handle (6) bottom, the one end fixedly connected with grip block (8) of dwang (7), all articulated have connecting rod (9) in both sides at electric telescopic handle (6) expansion end top, connecting rod (9) are articulated with the top of dwang (7), the top fixedly connected with bracing piece (10) of electric telescopic handle (6) expansion end, the top fixedly connected with arc backup pad (11) of bracing piece (10), the one end fixedly mounted with driving motor (4) of base (1) are adjusted.

2. A drive shaft straightening and supporting device according to claim 1, characterized in that: the adjusting base (1) comprises a bottom plate (12), a transmission groove (13) is formed in the bottom plate (12), a guide groove (14) is formed in the top of the transmission groove (13), and a rotating screw (15) is connected to the inner cavity of the transmission groove (13) in a rotating mode.

3. A drive shaft straightening and supporting device according to claim 2, characterized in that: the two ends of the surface of the rotating screw rod (15) are connected with screw nuts (16) in a threaded mode, guide rods (17) are fixedly connected to the tops of the screw nuts (16), and the tops of the guide rods (17) penetrate through the guide grooves (14) to be fixedly connected with the bottoms of the sliding plates (2) respectively.

4. A drive shaft straightening and supporting device according to claim 1, characterized in that: the output end of the driving motor (4) is fixedly connected with one end of the rotating screw rod (15), and the directions of threads formed at the two ends of the surface of the rotating screw rod (15) are opposite.

5. A drive shaft straightening and supporting device according to claim 1, characterized in that: the inner cavity of the automatic clamping mechanism (3) is provided with a transmission shaft (5), and the bottoms of the two ends of the transmission shaft (5) are respectively contacted with two arc-shaped support plates (11).

6. A drive shaft straightening and supporting device according to claim 1, characterized in that: the surface of the adjusting base (1) is fixedly provided with a switch panel (18), and the driving motor (4) and the electric telescopic rod (6) are electrically connected with an external power supply through the switch panel (18).