CN216265768U

CN216265768U - Main shaft rotating and mounting device

Info

Publication number: CN216265768U
Application number: CN202122610744.3U
Authority: CN
Inventors: 蒋忠贞; 朱晓俊; 邓梅
Original assignee: CSSC Nanjing Luzhou Machine Co Ltd
Current assignee: CSSC Nanjing Luzhou Machine Co Ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-12
Anticipated expiration: 2031-10-27

Abstract

The utility model relates to the technical field of mounting of main shafts of bearing sleeves, in particular to a main shaft rotating and mounting device, and solves the problem that auxiliary mounting equipment which is convenient to operate and high in efficiency and used between a main shaft and a bearing seat of a crane and the like is absent in the prior art. A main shaft rotating installation device comprises a shaft seat, wherein a shaft hole is formed in the shaft seat. According to the auxiliary mounting structure, the sleeve and the rotating mechanism are arranged, the sleeve is coaxially mounted on one side of the shaft seat, the main shaft is placed on the inner side of the sleeve, the rotating mechanism pushes the main shaft into the shaft hole, and the main shaft is mounted.

Description

Main shaft rotating and mounting device

Technical Field

The utility model relates to the technical field of mounting of a main shaft of a bearing sleeve, in particular to a rotary mounting device for a main shaft.

Background

Recently, with the development of ship manufacturing industry, the requirements on deck cranes and hoisting rows are more and more increased, the requirements on corresponding matching parts are also more and more increased, the parts can be reasonably, effectively, quickly and safely assembled, and the deck crane and hoisting rows are subjected to critical effect on the implementation efficiency of assembling, processing, maintaining and the like.

The existing deck crane and the assembling mode between the bearing seat component of the hanging row and the main shaft in the existing deck crane and the hanging row have the defects that the installation position of the bearing seat is different, the existing main shaft is installed through large-scale extrusion equipment, the space for implementing operation is limited, the installation operation of the main shaft and the bearing seat is very inconvenient, the main shaft is possibly installed obliquely, the existing main shaft and the bearing seat are installed, the material consumption and the energy consumption are high, the operation efficiency is low, the operation is inconvenient, and the assembling cost is greatly improved;

therefore, an auxiliary mounting device which is convenient and efficient to operate and used between a main shaft and a bearing seat of a crane and the like is lacked, and a main shaft rotating and mounting device is provided to solve the problems.

Disclosure of Invention

The utility model aims to provide a main shaft rotating and mounting device, and solves the problem that auxiliary mounting equipment which is convenient to operate and high in efficiency and is used between a main shaft and a bearing seat of a crane and the like is lacked in the prior art.

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

the utility model provides a rotatory installation device of main shaft, includes the axle bed, set up the shaft hole in the axle bed, still include:

the main shaft is coaxially limited on the outer side of the shaft hole, and a conical guide shaft is arranged on the front side of the main shaft;

the sleeve is coaxially and detachably arranged on the outer side of the shaft seat, and the main shaft is attached to the inner wall of the sleeve;

the rotating mechanism comprises a hand wheel and a screw rod installed on the hand wheel, the screw rod and the sleeve are coaxially arranged, the screw rod is screwed in the screw thread and penetrates through the sleeve, and the extending end of the screw rod is abutted to the main shaft.

Preferably, the maximum outer diameter of the tapered guide shaft is the same as the outer diameter of the main shaft, and the tapered guide shaft is provided at a side away from the hand wheel to guide the main shaft to be inserted into the shaft hole.

Preferably, the outer wall of the shaft seat is provided with positioning holes in an annular array, one end of the sleeve, which is far away from the hand wheel, is fixedly provided with a flange plate, the flange plate and the shaft hole are coaxial, and the flange plate is fixedly connected with the corresponding positioning holes through positioning bolts.

Preferably, one end of the sleeve, which is close to the hand wheel, is fixedly provided with a cover plate, and the screw rod is in threaded screwing and penetrating connection with the cover plate.

Preferably, the cross section of the sleeve is of a hexagonal structure, two end faces at the top of the hexagonal structure are absent, and the outer wall of the main shaft is tangent to four end faces at the bottom of the hexagonal structure.

Preferably, the hand wheel is provided with holding rods in an annular array, and the holding rods are parallel to the axis of the screw rod.

Preferably, a plurality of mounting holes are formed in the outer wall of each sleeve in a linear array mode, the sleeves are arranged in a plurality of numbers, the two adjacent sleeves are opposite to each other through the corresponding mounting holes, and the sleeves are fixedly mounted through bolts.

Preferably, the sleeve comprises a plurality of layer board modules, the bottom of layer board module is connected with the bottom plate, and the one end of bottom plate extends to the front side of layer board module, the top both sides of layer board module all are connected with top strip and attachment strap, the perpendicular section of cuing open the U type structure down of attachment strap, the one end of top strip extends the front side end face of holding to the layer board module, the one end of top strip extends to the rear side of layer board module, and the top strip of two adjacent layer board modules is pegged graft with the attachment strap, and the bottom of layer board module offsets with the bottom plate top of adjacent layer board module.

The utility model has at least the following beneficial effects:

through setting up the supplementary mounting structure of constituteing by sleeve and rotary mechanism, through installing the sleeve in one side of axle bed with the axle center, place the main shaft in the sleeve inboard, push the main shaft with rotary mechanism downthehole, the main shaft installation is accomplished, this supplementary mounting structure is simple, through direct and axle bed fixed mounting, occupation space is little, accomplish through artifical manual rotation, reduce the power consumption, reduce the equipment cost, realize the laborsaving installation of main shaft, can also be used for the installation of the main shaft of other positions after the sleeve is dismantled, can use repeatedly, the high use rate, the utility model is higher, thereby realized a small, it is nimble convenient to use, the high supplementary mounting structure of main shaft of practicality.

The utility model also has the following beneficial effects:

1. the conical guide shaft is arranged, the main shaft is clamped and limited in the screw rod and the conical guide shaft and is conveniently inserted into the shaft hole along with the conical guide shaft, and the installation efficiency of the main shaft is further improved; due to the arrangement of the hexagonal-structure sleeve, the sleeve can support the spindle in a three-edge tangent manner even if the hole diameters of the shaft holes are different, and the applicability of the auxiliary mounting device is further improved; due to the arrangement of the hand wheel, the convenience of screw rotation is improved; the setting of mounting hole, when the length of main shaft is longer, the user can laminate reserve sleeve in telescopic below, and fixes a position fixedly through the mounting hole, improves the suitability of supplementary installation device to the main shaft installation of different length.

2. Through being provided with the telescopic structure that a plurality of layer board module combination formed, make the user can be according to the length of main shaft, select a plurality of layer board module combination, in order to be used for holding the main shaft, during the equipment between a plurality of layer board modules, the mode of pegging graft is directly utilized, the attachment strap is spacing to the top of adding the layer board module of establishing, the bottom plate is spacing to the bottom of adding the layer board module of establishing, thereby the agility of sleeve equipment has been realized, in order to use with narrow space, the convenience of main shaft installation is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of the spindle prior to installation;

FIG. 2 is a schematic structural view of the spindle when the spindle is completely installed;

FIG. 3 is a schematic front view of the spindle when installation is complete;

FIG. 4 is a schematic structural view after the spindle is installed;

FIG. 5 is a schematic front view of a flange plate and sleeve;

FIG. 6 is a schematic view of a hand wheel and screw mounting structure;

FIG. 7 is a schematic front view of two adjacent pallet modules;

fig. 8 is a schematic view of a multiple pallet module mounting configuration.

In the figure: 1. a shaft seat; 2. a conical guide shaft; 3. a main shaft; 4. a shaft hole; 5. a flange plate; 6. a sleeve; 7. a cover plate; 8. a screw; 9. a hand wheel; 10. mounting holes; 11. positioning the bolt; 12. positioning holes; 13. a holding rod; 14. a butt strap; 15. a base plate; 16. a pallet module; 17. and (6) carrying out top strip.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Example one

Referring to fig. 1-6, a main shaft rotation installation device, includes axle bed 1, and axle hole 4 has been seted up in the axle bed 1, still includes:

the main shaft 3 is coaxially limited at the outer side of the shaft hole 4, and a conical guide shaft 2 is arranged at the front side of the main shaft 3;

the sleeve 6 is coaxially and detachably arranged on the outer side of the shaft seat 1, and the main shaft 3 is attached to the inner wall of the sleeve 6;

the rotating mechanism comprises a hand wheel 9 and a screw 8 arranged on the hand wheel 9, the screw 8 and the sleeve 6 are coaxially arranged, the screw 8 is screwed through the sleeve 6, and the extending end of the screw 8 is abutted against the main shaft 3;

the scheme has the following working processes: through setting up the supplementary mounting structure composed of bush 6 and rotary mechanism, through installing bush 6 in one side of the axle bed 1 coaxially, place the main shaft 3 in the inboard of bush 6, main shaft 3 and axle hole 4 of the axle bed 1 coaxially at this moment, install the screw rod 8 and bush 6 of the rotary mechanism, then through rotating the screw rod 8, make the extension end of the screw rod 8 push the main shaft 3 into axle hole 4, after the main shaft 3 is installed and finished, through dismantling the bush 6, the supplementary mounting structure is simple, through fixing with the axle bed 1 directly, the space usage is small, finish through manual rotation manually, reduce the power consumption, reduce the assembly cost, realize the laborsaving installation of the main shaft 3, can also be used for the installation of the main shaft 3 of other positions after the bush 6 is dismantled, can be used repeatedly, the utilization rate is high, the utility model is higher, thus has realized a small volume, it is flexible and convenient to use, high-practicability auxiliary mounting structure for main shaft 3.

Example two

Referring to fig. 1-6, a main shaft rotation installation device, includes axle bed 1, and axle hole 4 has been seted up in the axle bed 1, still includes: the main shaft 3 is coaxially limited at the outer side of the shaft hole 4, and a conical guide shaft 2 is arranged at the front side of the main shaft 3; the sleeve 6 is coaxially and detachably arranged on the outer side of the shaft seat 1, and the main shaft 3 is attached to the inner wall of the sleeve 6; the rotating mechanism comprises a hand wheel 9 and a screw 8 arranged on the hand wheel 9, the screw 8 and the sleeve 6 are coaxially arranged, the screw 8 is screwed through the sleeve 6, and the extending end of the screw 8 is abutted against the main shaft 3;

the maximum outer diameter of the conical guide shaft 2 is the same as the outer diameter of the main shaft 3, and the conical guide shaft 2 is arranged on one side away from the hand wheel 9 to guide the main shaft 3 to be inserted into the shaft hole 4; specifically, the conical guide shaft 2 is arranged to guide the main shaft 3 into the shaft hole 4 conveniently, the main shaft 3 is clamped and limited in the screw 8 and the conical guide shaft 2, and the main shaft 3 is further improved in installation efficiency along with the fact that the conical guide shaft 2 is conveniently inserted into the shaft hole 4; the outer wall of the shaft seat 1 is provided with positioning holes 12 in an annular array, one end, away from the hand wheel 9, of the sleeve 6 is fixedly provided with a flange plate 5, the flange plate 5 and the shaft hole 4 are coaxial, the flange plate 5 is fixedly connected with the corresponding positioning holes 12 through positioning bolts 11, specifically, the self-drilling fixing of the auxiliary mounting structure is saved by utilizing the positioning holes 12 of the shaft seat 1, and the convenience and the applicability of the auxiliary mounting structure and the component mounting are improved; a cover plate 7 is fixedly installed at one end, close to a hand wheel 9, of the sleeve 6, the screw 8 is in threaded screwing and penetrating connection with the cover plate 7, and specifically, the cover plate 7 is arranged and used for limiting the position of the screw 8 and improving the stability of threaded screwing of the screw 8; the section of the sleeve 6 is of a hexagonal structure, two end faces at the top of the hexagonal structure are missing, the outer wall of the main shaft 3 is tangent to four end faces at the bottom of the hexagonal structure, and particularly, the hexagonal structure is arranged, so that the sleeve 6 can support the main shaft 3 in a three-edge tangent mode even if the hole diameters of the shaft holes 4 are different, and the applicability of the auxiliary mounting device is further improved;

the hand wheel 9 is provided with the holding rods 13 in an annular array, the holding rods 13 are parallel to the axis of the screw 8, the outer wall of each sleeve 6 is provided with a plurality of mounting holes 10 in a linear array, the sleeves 6 are provided with a plurality of sleeves, two adjacent sleeves 6 are opposite to each other through the corresponding mounting holes 10 and are fixedly mounted through bolts, and particularly, the hand wheel 9 is arranged, so that the convenience of rotation of the screw 8 is improved; due to the arrangement of the mounting holes 10, when the length of the spindle 3 is long, a user can attach the spare sleeve 6 to the lower portion of the sleeve 6 and fix the sleeve through the mounting holes 10, and the applicability of the auxiliary mounting device to the installation of spindles 3 with different lengths is improved.

EXAMPLE III

Referring to fig. 1 to 6, an implementation and operation method of a spindle rotation mounting device specifically includes the following steps:

firstly, preparing a main shaft 3, a sleeve 6 and a screw 8, cleaning the main shaft, the sleeve 6 and the screw, and cleaning the shaft hole 4;

secondly, fixedly mounting a flange plate 5 of a sleeve 6 and a shaft seat 1, placing a conical guide shaft 2 on the sleeve 6, screwing one end of a screw 8 into a through cover plate 7, then placing a main shaft 3 between the conical guide shaft 2 and the cover plate 7, rotating the screw 8 to enable the conical guide shaft 2 to be inserted into a shaft hole 4, and enabling the screw 8 to be abutted against the main shaft 3;

thirdly, continuing to rotate the screw 8 to enable the main shaft 3 to completely enter the shaft hole 4;

and fourthly, detaching the flange plate 5, taking down the conical guide shaft 2 and finishing the installation of the main shaft 3.

Example four

Referring to fig. 1-8, a main shaft rotation installation device, includes axle bed 1, and axle hole 4 has been seted up in the axle bed 1, still includes: the main shaft 3 is coaxially limited at the outer side of the shaft hole 4, and a conical guide shaft 2 is arranged at the front side of the main shaft 3; the sleeve 6 is coaxially and detachably arranged on the outer side of the shaft seat 1, and the main shaft 3 is attached to the inner wall of the sleeve 6; the rotating mechanism comprises a hand wheel 9 and a screw 8 arranged on the hand wheel 9, the screw 8 and the sleeve 6 are coaxially arranged, the screw 8 is screwed through the sleeve 6, and the extending end of the screw 8 is abutted against the main shaft 3;

the sleeve 6 is composed of a plurality of supporting plate modules 16, the bottom of each supporting plate module 16 is connected with a bottom plate 15, one end of each bottom plate 15 extends to the front side of each supporting plate module 16, two sides of the top of each supporting plate module 16 are connected with a top strip 17 and an attachment strap 14, the vertical section of each attachment strap 14 is of a U-shaped structure with a downward opening, one end of each top strip 17 extends to the end face of the front side of each supporting plate module 16, one end of each top strip 17 extends to the rear side of each supporting plate module 16, the top strips 17 of two adjacent supporting plate modules 16 are inserted into the attachment straps 14, and the bottoms of the supporting plate modules 16 are abutted against the tops of the bottom plates 15 of the adjacent supporting plate modules 16; and the first pallet module 16 is not provided with a top strip 17 structure;

in this embodiment, through the structure that is provided with the sleeve 16 that a plurality of layer board modules 16 combination formed, make the user can be according to the length of main shaft 3, select a plurality of layer board modules 16 combination, for holding main shaft 3, during the equipment between a plurality of layer board modules 16, the mode of pegging graft is directly utilized, the attachment strap 14 is spacing to the top of adding the layer board module 16 of establishing, bottom plate 15 is spacing to the bottom of adding the layer board module 16 of establishing, thereby the agility of sleeve 16 equipment has been realized, in order to use with narrow space, the convenience of main shaft 3 installation is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rotatory installation device of main shaft, includes axle bed (1), shaft hole (4) have been seted up in axle bed (1), its characterized in that still includes:

the main shaft (3) is coaxially limited at the outer side of the shaft hole (4), and a conical guide shaft (2) is arranged at the front side of the main shaft (3);

the sleeve (6) is coaxially and detachably arranged on the outer side of the shaft seat (1), and the main shaft (3) is attached to the inner wall of the sleeve (6);

the rotating mechanism comprises a hand wheel (9) and a screw rod (8) installed on the hand wheel (9), the screw rod (8) and the sleeve (6) are coaxially arranged, the screw rod (8) is screwed in the thread to penetrate through the sleeve (6), and the extending end of the screw rod (8) is abutted to the spindle (3).

2. A spindle rotation mounting device according to claim 1, characterized in that the maximum outer diameter of the conical guide shaft (2) is the same as the outer diameter of the spindle (3), the conical guide shaft (2) being arranged on the side remote from the hand wheel (9) to guide the insertion of the spindle (3) into the spindle hole (4).

3. A spindle rotation mounting device according to claim 1, characterized in that the outer wall of the spindle seat (1) is provided with positioning holes (12) in an annular array, a flange plate (5) is fixedly mounted at one end of the sleeve (6) far away from the hand wheel (9), the flange plate (5) and the spindle hole (4) are coaxial, and the flange plate (5) is fixedly connected with the corresponding positioning holes (12) through positioning bolts (11).

4. A spindle rotation mounting device according to claim 1, characterized in that a cover plate (7) is fixedly mounted at one end of the sleeve (6) close to the hand wheel (9), and the screw (8) is screwed and connected with the cover plate (7) in a penetrating manner.

5. A spindle rotation mounting arrangement, as claimed in claim 1, characterised in that the cross-section of the sleeve (6) is hexagonal and the top two faces of the hexagonal are missing and the outer wall of the spindle (3) is tangential to the bottom four faces of the hexagonal.

6. A spindle rotation mounting device according to claim 1, characterized in that the hand wheel (9) is provided with holding rods (13) in an annular array, the holding rods (13) being parallel to the axis of the screw (8).

7. A spindle rotation mounting device according to claim 1, wherein the outer wall of the sleeve (6) is provided with a plurality of mounting holes (10) in a linear array, the sleeve (6) is provided with a plurality of mounting holes, and two adjacent sleeves (6) are opposite to each other through the corresponding mounting holes (10) and are fixedly mounted by bolts.

8. A spindle rotation mounting arrangement according to claim 1, characterized in that the sleeve (6) is made up of a number of pallet modules (16), the bottom of the pallet modules (16) being connected to a bottom plate (15), one end of the bottom plate (15) extends to the front side of the supporting plate module (16), both sides of the top of the supporting plate module (16) are connected with a top strip (17) and a butt strap (14), the vertical section of the butt strap (14) is a U-shaped structure with an opening facing downwards, one end of the top strip (17) extends to the front side end face of the supporting plate module (16), one end of the top strip (17) extends to the rear side of the supporting plate module (16), and the top strips (17) of two adjacent supporting plate modules (16) are inserted with the butt strap (14), and the bottom of the pallet module (16) is abutted against the top of the bottom plate (15) of the adjacent pallet module (16).