CN112247629A

CN112247629A - Ship shaft positioning device

Info

Publication number: CN112247629A
Application number: CN202010930551.3A
Authority: CN
Inventors: 蔡龙赐; 王苗苗; 张飞达
Original assignee: Guoyang Xinlong Ship Accessories Co ltd
Current assignee: Guoyang Xinlong Ship Accessories Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-01-22

Abstract

The invention provides a ship shaft positioning device which comprises a base, wherein a hydraulic cylinder is arranged in the base, a connecting seat is fixedly arranged at the output end of the hydraulic cylinder, a groove is formed in the lower end part of the base, a fixing frame is arranged at the lower end part of the groove, two positioning grooves are formed in the upper end part of the connecting seat, positioning blocks are inserted in the positioning grooves, locking pins are arranged at the bottoms of the positioning grooves in a sliding mode, two sliding wedge blocks are arranged in the connecting seat in a sliding mode, a transmission wedge block is arranged at the lower end part of. According to the invention, the movable positioning block is arranged above the base, so that the ship shaft can be supported when being hoisted, the clamping process of the ship shaft is changed, the ship shaft is convenient to rapidly clamp, the clamping efficiency of the ship shaft is improved, and the manufacturing cost is saved.

Description

Ship shaft positioning device

Technical Field

One or more embodiments of this description relate to ship axle positioner technical field, especially relate to a ship axle positioner.

Background

The ship's shaft is an important component within the hull of the ship. In the processing process of the ship shaft, the ship shaft is basically clamped on the processing machine tool in a hoisting mode due to the long length of the ship shaft. The applicant has found that the following problems exist in the process of clamping the ship shaft: due to the fact that the hoisting mode is adopted for clamping, the two ends of the ship shaft can shake in the clamping process during hoisting, and clamping efficiency of the ship shaft is affected.

Disclosure of Invention

In view of this, one or more embodiments of the present disclosure provide a shaft positioning device to solve the problem that the clamping efficiency of a shaft is affected due to the shaking of two ends of the shaft during the clamping process during the hoisting process.

In view of the above, one or more embodiments of the present disclosure provide a shaft positioning device, which includes a base, a hydraulic cylinder installed in the base, a connecting seat fixed to an output end of the hydraulic cylinder, two guide rods detachably installed on a lower end of the connecting seat, two guide slots installed on an upper end of the base, one guide rod installed in one guide slot in a sliding manner, a groove installed on a lower end of the base, a fixing frame installed on a lower end of the groove, two positioning grooves installed on an upper end of the connecting seat, positioning blocks inserted into the positioning grooves, a locking pin installed on a bottom of the positioning grooves in a sliding manner, two sliding wedges installed in the connecting seat in a sliding manner, a driving wedge installed on a lower end of the locking pin, one sliding wedge matching with one driving wedge, and a driving cylinder installed on a side of the connecting, and the output end of the driving cylinder is fixedly connected with the two sliding wedge blocks.

Preferably, the connecting seat comprises a seat body, a T-shaped groove is formed in the lower end portion of the seat body, a lower end plate is detachably arranged in the T-shaped groove, the lower end plate and the T-shaped groove are combined to form a sliding cavity, and the sliding wedge block is arranged in the sliding cavity and can move along the sliding cavity.

Preferably, the upper end of the seat body is provided with a through hole, the upper end of the through hole is provided with a flange extending towards the central line of the through hole, the outer wall of the locking pin is sleeved with a spring, one end of the spring is fixed at the lower end part of the flange, and the other end of the spring is attached to the upper end part of the transmission wedge block.

Preferably, the elasticity of the spring pushes the driving wedge block to move towards the direction of the sliding cavity, so that the driving wedge block is arranged in the sliding cavity.

Preferably, the driving wedge is detachably mounted to the lower end of the locking pin.

Preferably, the lower end of the positioning block is provided with a locking hole, and the locking pin can be inserted into the locking hole.

Preferably, the fixing frame is fixed at the lower end of the base in a bolt connection mode.

Has the advantages that:

according to the invention, the movable positioning block is arranged above the base, so that the ship shaft can be supported when being hoisted, the clamping process of the ship shaft is changed, the ship shaft is convenient to rapidly clamp, the clamping efficiency of the ship shaft is improved, and the manufacturing cost is saved.

Drawings

In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.

FIG. 1 is a schematic structural view of a shaft positioning device according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of structure I of FIG. 1;

fig. 3 is a schematic structural diagram of a connection seat according to an embodiment of the invention.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.

It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

As an embodiment of the invention, a shaft positioning device comprises a base 1, a hydraulic cylinder 2 is arranged in the base 1, a connecting seat 3 is fixedly arranged at the output end of the hydraulic cylinder 2, two guide rods 4 are detachably arranged at the lower end of the connecting seat 3, two guide grooves 101 are arranged at the upper end of the base 1, one guide rod 4 is arranged in one guide groove 101 in a sliding manner, a groove 102 is arranged at the lower end of the base 1, a fixing frame 5 is arranged at the lower end of the groove 102, two positioning grooves 103 are arranged at the upper end of the connecting seat 3, positioning blocks 6 are inserted in the positioning grooves 103, a locking pin 7 is arranged at the bottom of each positioning groove 103 in a sliding manner, two sliding wedges 8 are arranged in the connecting seat 3 in a sliding manner, a driving wedge 9 is arranged at the lower end of each locking pin 7, the output end of the driving cylinder 10 is fixedly connected with the two sliding wedge blocks 8. Wherein, the two sliding wedges 8 are fixed on the output end of the driving cylinder 10 in a bolt connection mode; two locating blocks 6 are symmetrically arranged.

The connecting seat 3 includes a seat body 31, a T-shaped groove 31a is formed at the lower end of the seat body 31, a lower end plate 32 is detachably mounted in the T-shaped groove 31a, the lower end plate 32 and the T-shaped groove 31a are combined to form a sliding cavity, and the sliding wedge 8 is mounted in the sliding cavity and can move along the sliding cavity. Wherein, the upper end of the sliding wedge 8 is jointed with the top end of the inner wall of the T-shaped groove 31a, and the lower end of the sliding wedge 8 is jointed with the upper end of the lower end; the lower end plate 32 is mounted in the T-shaped groove 31a by bolts.

The upper end of the seat body 31 is provided with a through hole, the upper end of the through hole is provided with a flange 31b extending towards the central line of the through hole, the outer wall of the locking pin 7 is sleeved with a spring 33, one end of the spring 33 is fixed at the lower end part of the flange 31b, and the other end of the spring 33 is attached to the upper end part of the transmission wedge block 9.

The elasticity of the spring 33 pushes the driving wedge 9 to move towards the direction of the sliding cavity, so that the driving wedge 9 is arranged in the sliding cavity. When the sliding wedge block 8 moves, the sliding wedge block 8 is abutted against the transmission wedge block 9, so that the locking pin 7 is pushed to move upwards, and the positioning block 6 is fixed quickly.

The driving wedge 9 is detachably mounted to the lower end of the locking pin 7. Wherein, the transmission wedge block 9 is arranged at the lower end part of the locking pin 7 in an interference fit mode.

The lower end of the positioning block 6 is provided with a locking hole 61, and the locking pin 7 can be inserted into the locking hole 61. Wherein, the locking pin 7 can be quickly disassembled and inserted into the locking hole 61.

The fixing frame 5 is fixed at the lower end part of the base 1 in a bolt connection mode. Wherein, the fixing frame 5 can be clamped on the machine tool by matching with the groove 102.

When the ship shaft needs to be positioned, the ship shaft is firstly hung above the ship shaft positioning device, the two positioning blocks 6 support the ship shaft from the lower direction, the ship shaft is slowly put down till the positioning blocks 6 completely support, the hydraulic cylinder 2 extends out at the moment, the output end of the hydraulic cylinder 2 drives the connecting seat 3 to move upwards, the connecting seat 3 drives the ship shaft to move upwards till the ship shaft moves to a clamping position, and the quick positioning of the ship shaft is realized; when the positioning block 6 needs to be locked, the cylinder works and extends out, the sliding wedge block 8 moves to abut against the transmission wedge block 9, so that the transmission wedge block 9 moves upwards, the transmission wedge block 9 drives the locking pin 7 to move upwards until the locking pin is inserted into the locking hole 61, and the positioning block 6 is locked.

According to the invention, the movable positioning block 6 is arranged above the base 1, so that the ship shaft can be supported when being hoisted, the clamping process of the ship shaft is changed, the ship shaft is convenient to rapidly clamp, the clamping efficiency of the ship shaft is improved, and the manufacturing cost is saved.

It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.

Claims

1. A ship shaft positioning device is characterized by comprising a base, wherein a hydraulic cylinder is arranged in the base, the output end of the hydraulic cylinder is fixedly provided with a connecting seat, the lower end part of the connecting seat is detachably provided with two guide rods, the upper end part of the base is provided with two guide grooves, one guide rod is arranged in one guide groove in a sliding way, the lower end of the base is provided with a groove, the lower end of the groove is provided with a fixing frame, the upper end of the connecting seat is provided with two positioning grooves, the positioning grooves are inserted with positioning blocks, the bottoms of the positioning grooves are provided with locking pins in a sliding way, two sliding wedges are arranged in the connecting seat in a sliding way, the lower end part of the locking pin is provided with a transmission wedge, one sliding wedge is matched with one transmission wedge, and the side part of the connecting seat is provided with a driving cylinder, and the output end of the driving cylinder is fixedly connected with the two sliding wedge blocks.

2. The apparatus of claim 1, wherein the connecting seat comprises a seat body, a T-shaped slot is formed at a lower end of the seat body, a lower end plate is detachably disposed in the T-shaped slot, the lower end plate and the T-shaped slot are combined to form a sliding cavity, and the sliding wedge is disposed in the sliding cavity and can move along the sliding cavity.

3. The shaft positioning device of claim 2, wherein the upper end of the seat body is provided with a through hole, the upper end of the through hole is provided with a flange extending towards the center line of the through hole, the outer wall of the locking pin is sleeved with a spring, one end of the spring is fixed at the lower end of the flange, and the other end of the spring is attached to the upper end of the transmission wedge block.

4. The apparatus of claim 3, wherein the spring urges the driving wedge toward the sliding cavity to place the driving wedge in the sliding cavity.

5. The apparatus of claim 4, wherein the drive wedge is removably mounted to the lower end of the locking pin.

6. The apparatus according to claim 1, wherein the lower end of the positioning block is provided with a locking hole, and the locking pin is insertable into the locking hole.

7. The apparatus according to claim 1, wherein the fixing frame is fixed to the lower end of the base by means of a bolt connection.