CN214923894U

CN214923894U - Marine stern shaft assembly fixture structure

Info

Publication number: CN214923894U
Application number: CN202121651009.0U
Authority: CN
Inventors: 朱海荣; 陈加垒; 卢意
Original assignee: Huai'an Yunhe Shipping Co ltd
Current assignee: Huai'an Yunhe Shipping Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-11-30
Anticipated expiration: 2031-07-20

Abstract

The utility model belongs to the technical field of stern shaft assembly tools, and discloses a marine stern shaft assembly tool structure, which comprises a bottom plate, wherein cylinders are symmetrically arranged at the two sides of the top end of the bottom plate, the output end of the cylinders is connected with a telescopic rod, the top end of the telescopic rod is fixed with a top plate, the top end of the top plate is symmetrically fixed with a vertical plate, the upper end of the outer wall of the vertical plate is screwed and connected with screw rods, one opposite side of the two screw rods is provided with an arc-shaped clamping plate through a bearing, and the middle position of the lower surface wall of the top plate is fixed with a fixed column. The butt joint of the stern shaft and the mounting part on the ship body is convenient, and the butt joint is convenient and quick.

Description

Marine stern shaft assembly fixture structure

Technical Field

The utility model belongs to the technical field of stern shaft assembly fixture, concretely relates to marine stern shaft assembly fixture structure.

Background

The shafting is one of the most important components of the ship, wherein the stern shaft is the last section of the shafting, the flange at the head end is connected with the flange of the middle shaft by a tight-fit bolt, the flange at the tail end is in a conical shape and used for installing a propeller, and the stern shaft is forged by high-quality carbon steel.

But when current installation stern axle, utilize fixing device earlier to fix the stern axle usually, then recycle hoisting equipment and hoist to hang the mounting position department on the hull with the stern axle, this supplementary assembly is comparatively wasted time and energy, and the stern axle is in unsettled easy production and rocks, is not convenient for carry out accurate butt joint.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a marine stern axle assembly fixture structure to solve the tradition that proposes among the above-mentioned background art and utilize hoisting equipment auxiliary assembly comparatively waste time and energy and stern axle is in unsettled easy production and rocks, be not convenient for carry out the problem of accurate butt joint.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a marine stern axle assembly fixture structure, includes the bottom plate, the cylinder is installed to the top bilateral symmetry of bottom plate, the output of cylinder is connected with the telescopic link, the top of telescopic link is fixed with the roof, the top bilateral symmetry of roof is fixed with the riser, the exterior wall upper end of riser closes soon and is connected with the screw rod, two arc splint are all installed through the bearing to the one side that the screw rod is relative, the lower surface wall intermediate position department of roof is fixed with the fixed column, first recess has been seted up to the last wall of fixed column, the last wall of roof just is located first recess and has seted up the through-hole directly over, the through-hole link up mutually with first recess.

Preferably, the bottom of the inside of the first groove is provided with a rubber block, a second groove is formed in the rubber block, and a spring is fixed in the second groove.

Preferably, the bottom of bottom plate is installed the universal auto-lock wheel symmetrically, universal auto-lock wheel is equipped with four altogether.

Preferably, the hand wheel is installed to the one end that the arc splint were kept away from to the screw rod, the outside cover of hand wheel is equipped with soft cover.

Preferably, the clamping surface of the arc-shaped clamping plate is provided with a steel ball in a rolling manner.

Preferably, the side wall of the top plate is provided with a handle, and the outer surface wall of the handle is arranged on the anti-skid grains.

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

(1) the utility model discloses a cooperation of roof, through-hole, fixed column and first recess, when needs assembly installation stern axle, can earlier arrange first recess in with the vertical through-hole that passes in stern axle bottom, utilize the fixed column can hold stern axle, secondly, utilize the cooperation of cylinder and telescopic link, can realize the free adjustment of stern axle height, the not co-altitude installation position docks on stern axle and the hull of being convenient for, butt joint convenient and fast.

(2) The utility model discloses an add riser, screw rod and arc splint, through the rotating screw rod, usable arc splint effectively clip the upper end of stern axle, can increase the straightness that hangs down of stern axle, avoid the stern axle to take place to be crooked, do benefit to follow-up accurate must with the hull on the installation position dock.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the fixing column of the present invention;

fig. 3 is a top view of the arc-shaped splint of the present invention;

in the figure: 1. a base plate; 2. a cylinder; 3. a telescopic rod; 4. a top plate; 5. fixing a column; 6. a vertical plate; 7. a screw; 8. an arc-shaped splint; 9. a hand wheel; 10. a universal self-locking wheel; 11. a through hole; 12. a first groove; 13. a rubber block; 14. a second groove; 15. a spring; 16. and (5) steel balls.

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 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.

Referring to fig. 1-3, the present invention provides the following technical solutions: a marine stern shaft assembly tool structure comprises a bottom plate 1, wherein air cylinders 2 are symmetrically arranged on two sides of the top end of the bottom plate 1, an output end of each air cylinder 2 is connected with a telescopic rod 3, a top plate 4 is fixed on the top end of each telescopic rod 3, vertical plates 6 are symmetrically fixed on two sides of the top end of each top plate 4, screw rods 7 are screwed and connected to the upper ends of the outer walls of the vertical plates 6, arc-shaped clamping plates 8 are respectively arranged on one opposite sides of the two screw rods 7 through bearings, a fixed column 5 is fixed in the middle of the lower surface of the top plate 4, a first groove 12 is formed in the upper surface of the fixed column 5, a through hole 11 is formed in the upper surface of the top plate 4 and is positioned right above the first groove 12, the through hole 11 is communicated with the first groove 12, when the stern shaft is assembled and installed, the bottom end of the shaft can vertically penetrate through the through hole 11 and is arranged in the first groove 12, the stern shaft can be supported by the fixed column 5, and then the cooperation of the air cylinders 2 and the telescopic rods 3, can realize the free adjustment of stern axle height, the not co-altitude installation position docks on stern axle and the hull of being convenient for, in addition, through rotating screw rod 7, the upper end of stern axle is effectively cliped to usable arc splint 8, can increase the straightness that hangs down of stern axle, avoids the stern axle to take place to be crooked, does benefit to follow-up accurate and can dock with the installation position on the hull.

Further, the rubber block 13 is arranged at the bottom of the inner portion of the first groove 12, the second groove 14 is formed in the rubber block 13, the spring 15 is fixed inside the second groove 14, the bottom end of the stern shaft is in contact with the rubber block 13 fixed with the spring 15, extrusion of the bottom end of the stern shaft on the fixing column can be reduced, and abrasion can be reduced.

Further, universal auto-lock wheel 10 is installed to the bottom symmetry of bottom plate 1, and universal auto-lock wheel 10 is equipped with four altogether, utilizes universal auto-lock wheel 10 to be convenient for the removal of this construction installation, need not to lift hard and remove, saves physical power.

Furthermore, a hand wheel 9 is installed at one end, far away from the arc-shaped clamping plate 8, of the screw 7, a soft sleeve is sleeved outside the hand wheel 9, and the screw is rotated by the aid of the hand wheel 9 sleeved with the soft sleeve, so that the novel hand-operated clamp is convenient and labor-saving.

Further, the steel ball 16 is installed on the clamping surface of the arc-shaped clamping plate 8 in a rolling mode, and the rolling steel ball 16 is in contact with the outer wall of the stern shaft, so that friction force can be reduced, and adjustment of the position of the stern shaft during installation is facilitated.

Furthermore, the side wall of the top plate 4 is provided with the handle, the outer surface wall of the handle is arranged on the anti-skid grains, and the tool equipment is pushed and pulled by utilizing the handle provided with the anti-skid grains, so that the tool equipment is convenient.

The utility model discloses a theory of operation and use flow: when the utility model is used, the bottom end of the stern shaft vertically passes through the through hole 11 arranged on the top plate 4 and is arranged in the first groove 12, the stern shaft can be supported by the fixing column 5, then the assembly heavy tool can be pushed, the stern shaft is conveyed to the position below the position to be installed on the ship body, wherein, the free adjustment of the height of the stern shaft can be realized by the matching of the cylinder 2 and the telescopic rod 3, the butt joint of the stern shaft and the installation position with different heights on the ship body is convenient, secondly, the screw 7 is rotated by the hand wheel 9, the upper end of the stern shaft can be effectively clamped by the arc-shaped clamp plate 8, the verticality of the stern shaft can be increased, the stern shaft is prevented from being inclined, the accurate butt joint with the installation position on the ship body is convenient, in addition, the bottom end of the stern shaft contacts the rubber block 13 fixed with the spring 15, the extrusion of the fixing column at the bottom end of the stern shaft can be reduced, the abrasion can be reduced, in addition, after the stern shaft is installed, and moving the arc-shaped clamping plate 8 outwards, and then moving the top plate 4 and the fixed column 5 downwards by using the cylinder 2 to separate the bottom end of the stern shaft from the through hole 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a marine stern axle assembly fixture structure which characterized in that: including bottom plate (1), cylinder (2) are installed to the top bilateral symmetry of bottom plate (1), the output of cylinder (2) is connected with telescopic link (3), the top of telescopic link (3) is fixed with roof (4), the top bilateral symmetry of roof (4) is fixed with riser (6), the outward appearance wall upper end of riser (6) closes soon and is connected with screw rod (7), two arc splint (8) are all installed through the bearing to one side that screw rod (7) are relative, the lower wall intermediate position department of roof (4) is fixed with fixed column (5), first recess (12) have been seted up to the last wall of fixed column (5), through-hole (11) have been seted up directly over the last wall of roof (4) and be located first recess (12), through-hole (11) link up with first recess (12) mutually.

2. The marine stern shaft assembling tool structure of claim 1, wherein: the rubber block (13) is arranged at the bottom of the inner portion of the first groove (12), the second groove (14) is formed in the rubber block (13), and the spring (15) is fixed inside the second groove (14).

3. The marine stern shaft assembling tool structure of claim 1, wherein: universal auto-lock wheel (10) are installed to the bottom symmetry of bottom plate (1), universal auto-lock wheel (10) are equipped with four altogether.

4. The marine stern shaft assembling tool structure of claim 1, wherein: the screw rod (7) is kept away from one end of the arc-shaped clamping plate (8) and is provided with a hand wheel (9), and a soft sleeve is sleeved outside the hand wheel (9).

5. The marine stern shaft assembling tool structure of claim 1, wherein: and a steel ball (16) is arranged on the clamping surface of the arc-shaped clamping plate (8) in a rolling manner.

6. The marine stern shaft assembling tool structure of claim 1, wherein: the side wall of the top plate (4) is provided with a handle, and the outer surface wall of the handle is arranged on the anti-skid grains.