CN214951181U - Shafting centering auxiliary fixtures - Google Patents

Abstract

The utility model discloses an auxiliary shaft system centering tool, which comprises a main shaft and a first centering structure, wherein the first centering structure comprises a mounting seat and a transmission belt; the middle part of the mounting seat is provided with a wheel shaft parallel to the main shaft, two pairs of rolling pieces are arranged on the mounting seat in pairs and in front and back with the wheel shaft as the center, each pair of rolling pieces comprises a first rolling piece and a second rolling piece, the first rolling piece is rotatably arranged on the mounting seat and is externally tangent to the left side of the main shaft, and the second rolling piece is rotatably arranged on the mounting seat and is externally tangent to the right side of the main shaft; the transmission belt is arranged on the wheel shaft and the main shaft in a matching way; the mounting seat is further provided with a support, and the support is provided with laser equipment. The utility model discloses a construction quality is measured in shafting centering auxiliary fixtures's centering, the error is low, the efficiency of construction is high.

Description

Shafting centering auxiliary fixtures

Technical Field

The utility model relates to an appurtenance of shipbuilding especially relates to an shafting centering auxiliary fixtures.

Background

The shafting centering structure is used for positioning and installing the hydraulic coupler, so that the safety and the reliability of the hydraulic coupler during installation are ensured, and the hydraulic coupler is not damaged. The purpose of shaft system alignment is to ensure that the shaft axes of the two sections of shafts are on the same central line and ensure that the offset value and the tortuosity value are in the required range. The shaft section receives the construction condition restriction before connecting, can not carry out the dish axle operation, and current electronic measurement equipment can not satisfy the operation requirement, and the centering measurement mode that generally adopts among the prior art is: a knife edge ruler and a feeler gauge are adopted to measure deviation values, and a tortuosity value is measured by an inner diameter dial gauge. The centering measurement method is based on experience and hand feeling, operation errors are easy to generate, efficiency is low, data needs to be calculated and rechecked, and due to the fact that the adjustment process cannot be monitored, repeated adjustment and repeated measurement are needed, and construction quality and construction efficiency are low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art, provide an axle system centering auxiliary fixtures, can solve technical problem: the centering measurement mode in the prior art has low construction quality, high error and low construction efficiency.

In order to achieve the above object, the utility model provides a shafting centering auxiliary tool, which comprises a main shaft and a first centering structure, wherein the first centering structure comprises a mounting seat and a transmission belt;

the middle part of the mounting seat is provided with a wheel shaft parallel to the main shaft, two pairs of rolling pieces are arranged on the mounting seat in pairs and in front and back with the wheel shaft as the center, each pair of rolling pieces comprises a first rolling piece and a second rolling piece, the first rolling piece is rotatably arranged on the mounting seat and is externally tangent to the left side of the main shaft, and the second rolling piece is rotatably arranged on the mounting seat and is externally tangent to the right side of the main shaft;

the transmission belt is arranged on the wheel shaft and the main shaft in a matching way;

the mounting seat is further provided with a support, and the support is provided with laser equipment.

Preferably, two pairs of fixing screws are arranged on the mounting seat along a center line parallel to the wheel shaft, each pair of fixing screws comprises a first fixing screw and a second fixing screw, each fixing screw is sleeved with a copper sleeve, the first rolling member is mounted outside the copper sleeve of the first fixing screw, and the second rolling member is mounted outside the copper sleeve of the second fixing screw.

Preferably, the first rolling member and the second rolling member are both rolling bearings.

Preferably, the main shaft is further provided with a second centering structure arranged at an interval with the first centering structure;

the first centering structure and the second centering structure have the same structure, and both the first centering structure and the second centering structure comprise mounting seats, and supports are arranged on the mounting seats;

the bracket of the first centering structure is provided with a laser generator, and the bracket of the second centering structure is provided with a laser receiving screen for receiving a signal of the laser generator.

As a preferred scheme, a bracket hole is formed in the mounting seat, and a bracket rod of the bracket is arranged in the bracket hole.

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

the utility model discloses a shafting centering auxiliary tool, which comprises a main shaft and a first centering structure, wherein the first centering structure comprises a mounting seat and a transmission belt; the middle part of the mounting seat is provided with a wheel shaft parallel to the main shaft, two pairs of rolling pieces are arranged on the mounting seat in a front-back manner with the wheel shaft as the center, each pair of rolling pieces comprises a first rolling piece and a second rolling piece, the first rolling pieces are rotatably arranged on the mounting seat and externally tangent to the left side of the main shaft, and the second rolling pieces are rotatably arranged on the mounting seat and externally tangent to the right side of the main shaft; the transmission belt is arranged on the wheel shaft and the main shaft in a matching way; the mounting seat is also provided with a support, and the support is provided with laser equipment. The first rolling piece and the second rolling piece are circumscribed with the outer side outline of the main shaft, so that the first rolling piece and the second rolling piece can move and rotate along the outer outline of the main shaft, the transmission belt is used for limiting the positions of the first rolling piece, the second rolling piece and the main shaft, so that the first rolling piece, the second rolling piece and the main shaft are always in the circumscribed positions, a support is further arranged on the mounting seat, laser equipment is mounted on the support, the first rolling piece and the second rolling piece are moved, centering data on the main shaft are collected by the laser equipment to finally assist the centering of the main shaft for use, the whole measuring process of the measuring method depends on the laser equipment and a centering tool, the defect of adoption of experience judgment in the prior art is avoided, monitoring and adjustment can be carried out at any time, and construction quality and construction efficiency are high.

Drawings

Fig. 1 is a schematic structural view of the shafting centering auxiliary tool of the present invention;

fig. 2 is a schematic top view of the structure of fig. 1.

In the figure, 1, a mounting seat; 2. a copper sleeve; 3. a rolling bearing; 4. a set screw; 5. a belt pulley; 6. a wheel axle; 7. a bracket hole; 8. a conveyor belt; 9. a support rod; 10. a main shaft.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The preferred embodiment of the shafting centering auxiliary tool of the utility model, specifically referring to fig. 1-2, comprises a main shaft 10 and a first centering structure, wherein the first centering structure comprises a mounting base 1 and a transmission belt 8; the middle part of the mounting seat 1 is provided with a wheel shaft 6 parallel to the main shaft 10, two pairs of rolling pieces are arranged on the mounting seat 1 in pairs and in front and back with the wheel shaft 6 as the center, the rolling pieces in the embodiment are rolling bearings 3, each pair of rolling pieces comprises a first rolling piece and a second rolling piece, the first rolling piece is rotatably arranged on the mounting seat 1 and is externally tangent to the left side of the main shaft 10, and the second rolling piece is rotatably arranged on the mounting seat 1 and is externally tangent to the right side of the main shaft 10; the transmission belt 8 is arranged on the wheel shaft 6 and the main shaft 10 in a matching way; the mounting base 1 is further provided with a support, the support is provided with a support rod 9, and the support rod 9 is provided with laser equipment. The first rolling member and the second rolling member are circumscribed with the outer profile of the main shaft 10, so that the first rolling member and the second rolling member can move and rotate along the outer profile of the main shaft 10, the conveying belt 8 is used for limiting the positions of the first rolling member, the second rolling member and the main shaft 10, so that the first rolling member, the second rolling member and the main shaft 10 are always in the circumscribed position, and meanwhile, the first rolling member, the second rolling member and the main shaft 10 in the two pairs of rolling members are always in the circumscribed position, so that when the outer surface of the main shaft 10 rolls and when the outer surface of the main shaft 10 has errors, the first rolling member and the second rolling member can be transmitted to a bracket arranged on the mounting seat 1 through the first rolling member and the second rolling member, a laser device is arranged on the bracket, data used in the centering on the main shaft 10 is collected by the laser device, so as to finally assist the centering on the main shaft 10, the whole measuring process of the measuring method depends on laser equipment and a centering tool, the defect of adoption of experience judgment in the prior art is overcome, monitoring and adjustment can be carried out at any time, and construction quality and construction efficiency are high.

Specifically, two pairs of fixing screws 4 are arranged on the mounting seat 1 along a center line parallel to the wheel shaft 10, each pair of fixing screws 4 comprises a first fixing screw and a second fixing screw, copper sleeves 5 are sleeved on the first fixing screw and the second fixing screw, a first rolling part is arranged outside the copper sleeve 8 of the first fixing screw, a second rolling part is arranged outside the copper sleeve 5 of the second fixing screw, the first rolling part and the second rolling part rotate around the copper sleeves 5, the copper sleeves 5 ensure the rotation stability of the first rolling part and the second rolling part, and the friction force between the rolling parts and the fixing screws 4 is reduced.

Wherein the first rolling member and the second rolling member are both rolling bearings 3. The mounting base 1 is provided with a bracket hole 7, and a bracket rod 9 of the bracket is arranged in the bracket hole 7.

Further, in the technical scheme of the present application, a second centering structure arranged at an interval with the first centering structure is further provided on the spindle 10 of the present application; the first centering structure and the second centering structure are identical in structure, each of the first centering structure and the second centering structure comprises a mounting seat 1, and a support is arranged on each mounting seat 1; the bracket of the first centering structure is provided with a laser generator, and the bracket of the second centering structure is provided with a laser receiving screen for receiving signals of the laser generator. The first centering structure and the second centering structure are moved to enable the laser generator to send signals of different positions, specifically, the first centering structure and the second centering structure can be adjusted to the positions of 12 o 'clock, 3 o' clock, 6 o 'clock or 9 o' clock, the laser generator is adopted to detect data change while adjusting, and the laser receiver is utilized to receive signals of different positions to calculate the optimal centering position of the spindle.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims (5)

1. The shaft system centering auxiliary tool is characterized by comprising a main shaft and a first centering structure, wherein the first centering structure comprises a mounting seat and a transmission belt;

the middle part of the mounting seat is provided with a wheel shaft parallel to the main shaft, two pairs of rolling pieces are arranged on the mounting seat in pairs and in front and back with the wheel shaft as the center, each pair of rolling pieces comprises a first rolling piece and a second rolling piece, the first rolling piece is rotatably arranged on the mounting seat and is externally tangent to the left side of the main shaft, and the second rolling piece is rotatably arranged on the mounting seat and is externally tangent to the right side of the main shaft;

the transmission belt is arranged on the wheel shaft and the main shaft in a matching way;

the mounting seat is further provided with a support, and the support is provided with laser equipment.

2. The shafting centering auxiliary tool according to claim 1, wherein two pairs of fixing screws are arranged on the mounting base along a center line parallel to the axle, each pair of fixing screws includes a first fixing screw and a second fixing screw, each fixing screw is sleeved with a copper sleeve, the first rolling member is installed outside the copper sleeve of the first fixing screw, and the second rolling member is installed outside the copper sleeve of the second fixing screw.

3. The shafting centering auxiliary tool according to claim 1, wherein the first rolling member and the second rolling member are both rolling bearings.

4. The shafting centering auxiliary tool according to claim 1, wherein a second centering structure arranged at an interval with the first centering structure is further arranged on the main shaft;

the first centering structure and the second centering structure have the same structure, and both the first centering structure and the second centering structure comprise mounting seats, and supports are arranged on the mounting seats;

the bracket of the first centering structure is provided with a laser generator, and the bracket of the second centering structure is provided with a laser receiving screen for receiving a signal of the laser generator.

5. The shafting centering auxiliary tool according to claim 1, wherein a bracket hole is formed in the mounting base, and a bracket rod of the bracket is installed in the bracket hole.

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