CN218575447U

CN218575447U - Shafting copper sheathing hot jacket device

Info

Publication number: CN218575447U
Application number: CN202222518632.XU
Authority: CN
Inventors: 胡庆江; 夏刚强; 陈刚
Original assignee: Jiangsu Xinhang Ship Technology Co ltd
Current assignee: Jiangsu Xinhang Ship Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-03-07
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to an axle is copper sheathing heat jacket device, it includes axle bracket, copper sheathing bracket and slide rail, be equipped with the axle support subassembly that is used for the back shaft on the axle bracket, the slide rail is equipped with the pulley with the assembly direction parallel arrangement of axle bracket upper shaft in the bottom of copper sheathing bracket, and the pulley setting is on the slide rail, makes the copper sheathing bracket can slide towards the axle bracket or keep away from the axle bracket along the slide rail, is equipped with the elevating platform at the top of copper sheathing bracket, is equipped with the altitude mixture control subassembly that is used for adjusting the elevating platform height in the bottom of elevating platform, is equipped with the copper sheathing supporting component who is used for supporting the copper sheathing on the elevating platform, and the axial direction parallel of the axle that supports on the copper sheathing supporting component and the axle bracket just is located same vertical plane. The utility model discloses a shafting copper sheathing heat jacket device, the installation of copper sheathing is easy and simple to handle, and the copper sheathing is high with the position precision of axle, compares with traditional mounting method, and the copper sheathing can linear movement, can effectively avoid the copper sheathing to take place the stiff problem of cover at the in-process of suit.

Description

Shafting copper sheathing hot jacket device

Technical Field

The utility model relates to a marine drive technical field especially relates to a shafting copper sheathing heat jacket device.

Background

The shafting copper bush is widely used on propeller shafts of various marine propellers. The copper sleeve has high hardness, excellent wear resistance, less seizure, high cutting performance, high corrosion resistance in atmosphere and fresh water, and wide application in propeller shaft in ship industry. The propeller shaft runs underwater for a long time, parts are abraded due to long-term friction, and the friction can be reduced by adopting the copper shaft sleeve. If the copper bush is worn to a certain extent, only the copper bush needs to be replaced, so that the cost for replacing the shaft or other parts is saved, friction can be reduced by installing the copper bush on the shaft, vibration is reduced, corrosion is prevented, noise is reduced, and the copper bush is convenient to maintain.

When the copper bush is installed on the shaft, the traditional installation method is that the ceramic infrared heater is wrapped on the outer circle of the copper bush and placed on the ground for heating, after the inner hole of the copper bush is expanded, the copper bush is lifted by a steel wire rope, and then the copper bush is pushed onto the shaft. The method has the defects that in the process of hoisting and pushing the copper sleeve onto the shaft by using the steel wire rope, the copper sleeve can shake left and right and cannot be pushed onto the shaft coaxially with the shaft, the copper sleeve is extremely easy to block, the phenomenon of stiff copper sleeve is caused, and great economic loss is caused, so that the installation scheme of the copper sleeve needs to be improved, and a special shafting copper sleeve hot sleeve device is designed.

Disclosure of Invention

An object of the utility model is to in the background art copper sheathing among the prior art to epaxial in-process at the suit, copper sheathing and axle concentricity are difficult to control, and the copper sheathing very easily blocks, takes place the stiff scheduling problem of copper sheathing, provides a shafting copper sheathing heat jacket device.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an axle is copper sheathing heat jacket device, its includes axle bracket, copper sheathing bracket and slide rail, be equipped with the axle support subassembly that is used for the back shaft on the axle bracket, the slide rail is equipped with the pulley with the assembly direction parallel arrangement of axle bracket upper shaft, is equipped with the pulley in the bottom of copper sheathing bracket, and the pulley setting is on the slide rail, makes the copper sheathing bracket can slide towards the axle bracket or keep away from the axle bracket along the slide rail, is equipped with the elevating platform at the top of copper sheathing bracket, is equipped with the altitude mixture control subassembly that is used for adjusting the elevating platform height in the bottom of elevating platform, is equipped with the copper sheathing supporting component that is used for supporting the copper sheathing on the elevating platform, and the axial of the copper sheathing that supports on the copper sheathing supporting component is parallel and is located same vertical plane with the axial of the axle that supports on the axle bracket.

In the above scheme, the axle bracket have a plurality of groups, the axle bracket includes the support frame of bottom and sets up the brace table at the support frame top, be equipped with a plurality of groups axle supporting component on the brace table. Through this kind of setting, can carry out stable support to the axle that needs cover copper sheathing, in order to ensure the stability of the support of counter shaft, according to the length of axle, can set up two sets of or multiunit axle bracket.

In the above scheme, axle supporting component including fixed setting at the wheel components of the preceding lateral part of a supporting bench and posterolateral part, the wheel components of preceding lateral part and posterolateral part set up relatively, wheel components includes gyro wheel assembly seat and gyro wheel, the fixed setting of gyro wheel assembly seat is on a supporting bench, the gyro wheel rotates and sets up on gyro wheel assembly seat. Through this kind of setting, need the axle setting of cover copper sheathing to form stable support can enough be formed to the counter shaft after the subassembly is formed in the week, can rotate the counter shaft again, makes things convenient for the operation of cover copper sheathing.

In the above scheme, the copper sheathing bracket include copper sheathing support frame, elevating platform, lift drive assembly and copper sheathing supporting component, be equipped with the pulley in the bottom of copper sheathing support frame, the pulley setting is in the slide rail on, the elevating platform set up the top at the copper sheathing support frame, the lift drive assembly sets up on the copper sheathing support frame to can adjust the height of elevating platform, the copper sheathing supporting component sets up on the elevating platform. Through the arrangement, the height of the copper sleeve can be adjusted, so that the axis direction of the copper sleeve can be just opposite to the axis direction of the shaft, and the assembly precision of the copper sleeve is improved.

In the above scheme, the copper sheathing supporting component includes the wheel components that set up respectively at the preceding lateral part and the back lateral part of elevating platform, the wheel components of preceding lateral part and back lateral part set up relatively, wheel components all includes gyro wheel assembly seat and rotates the gyro wheel that sets up on gyro wheel assembly seat. Through this kind of setting, can enough form stable support to the copper sheathing, can rotate the counter shaft again when epaxial with the copper sheathing, make things convenient for the operation of cover copper sheathing.

In the above scheme, the lifting driving assembly is a ball screw assembly, and a first adjusting part capable of rotating the ball screw is arranged at the lower end of the ball screw. Through this kind of setting, be convenient for manually adjust the height of elevating platform, can drive ball through rotating first regulation portion and rotate, and then adjust the height of elevating platform.

In the above scheme, the bottom middle position of elevating platform be equipped with the connecting seat, the vertical setting of lead screw of ball screw pair, and the top and the connecting seat normal running fit of lead screw, the nut seat fixed connection of ball screw pair is on the roof of copper sheathing support frame, when the lead screw rotates, can drive the relative roof lift activity of copper sheathing support frame of elevating platform. Through the arrangement, when the ball screw rotates, the ball screw can move up and down relative to the nut seat, and the top end of the ball screw is pressed against the bottom surface of the lifting platform, so that the lifting platform can be driven to move up and down.

In the scheme, the ball screw is fixedly connected with the output end of the motor. Through the arrangement, the automatic lifting adjustment of the lifting platform can be realized by automatically driving the rotation of the ball screw through the motor.

In the above scheme, the elevating platform on still be equipped with the lead screw, be equipped with respectively on the gyro wheel assembly seat of elevating platform front side portion and back lateral part with lead screw complex screw hole, the lead screw and the gyro wheel assembly seat screw-thread fit of elevating platform front side portion and back lateral part, and the screw thread opposite direction of lead screw front side portion and back lateral part, be equipped with on the elevating platform and be used for lead screw assembly and spacing limiting plate, limiting plate and elevating platform fixed connection, the vertical setting of limiting plate, the lead screw passes in the through-hole on the limiting plate, be equipped with the second regulating part that can rotate the lead screw at the tip of lead screw. Through setting up the lead screw, can adjust the distance between the gyro wheel assembly seat, make the copper sheathing bracket can be applicable to the use of the copper sheathing of unidimensional not.

In the scheme, the top plate of the copper bush support frame is provided with a through hole, a linear bearing is arranged in the through hole, the bottom of the lifting platform is provided with a guide shaft corresponding to the linear bearing, the guide shaft is opposite to the linear bearing, and the guide shaft penetrates through an inner hole of the linear bearing. Through setting up linear bearing, can play limiting displacement to the lift activity of guiding axle, improve the sharp lift movable precision of elevating platform, improve the horizontal accuracy of elevating platform, can reduce the friction of guiding axle department again, reduce the lift resistance of elevating platform.

The utility model discloses positive effect has: 1) The shafting copper sleeve heat sleeve device of the utility model has the advantages that the axial direction of the copper sleeve supported on the copper sleeve supporting component is parallel to the axial direction of the shaft supported on the shaft bracket and is positioned in the same vertical plane, so that the copper sleeve bracket can make the copper sleeve to be assembled consistent with the shaft center of the shaft only by adjusting the height of the copper sleeve bracket, and the installation and operation of the copper sleeve are simpler and more convenient; 2) Because the copper bush bracket is arranged on the sliding rail, and the sliding rail is parallel to the axial direction of the shaft, when the copper bush bracket slides along the sliding rail, the copper bush can slide along the axial direction, so that the position precision of the copper bush and the shaft is higher; compared with the traditional installation method of hoisting the copper sleeve by using the steel wire rope and pushing the copper sleeve onto the shaft, the copper sleeve can move linearly, and the problem of sleeve stiffness of the copper sleeve in the sleeving process can be effectively avoided.

Drawings

Fig. 1 is a schematic structural view of the shafting copper jacket heat jacket device of the present invention.

Fig. 2 is a left side view of the copper sheathing bracket.

The reference numbers in the figures are: the device comprises a shaft bracket 1, a support frame 11, a support table 12, a shaft support assembly 13, a roller assembly seat 131, a roller 132, a copper bush bracket 2, a copper bush support frame 21, a linear bearing 211, an elevating platform 22, a guide shaft 221, a ball screw pair 23, a ball screw 231, a nut block 232, a connecting seat 233, a first adjusting part 233, a copper bush support assembly 24, a screw rod 25, a second adjusting part 251, a limiting plate 26, a pulley 27, a sliding rail 3, a copper bush 4, a shaft 5, a copper bush sleeving position 51 and a ceramic infrared heater 6.

Detailed Description

The technical solution of the present invention is described in detail and completely by the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

A shafting copper sheathing heat jacket device as shown in fig. 1 and 2 comprises a shaft bracket 1, a copper sheathing bracket 2 and a slide rail 3.

The axle carriers 1 have several groups, and depending on the length of the axle 5, two or more groups of axle carriers 1 may be provided, for example two groups of axle carriers 1 are provided in the embodiment shown in fig. 2. Each set of axle bracket 1 comprises a supporting frame 11 at the bottom and a supporting platform 12 arranged at the top of the supporting frame 11, a plurality of sets of axle supporting components 13 are arranged on the supporting platform 12, and in the embodiment shown in fig. 2, 1 set of axle supporting components 13 are arranged on the supporting platform 12.

In the prior art, the axle supporting assembly 13 can adopt various structures, and in the embodiment shown in fig. 2, the axle supporting assembly 13 includes roller assemblies fixedly disposed on the front and rear sides of the supporting platform 12, the roller assemblies of the front and rear sides are disposed oppositely, the roller assemblies include a roller mounting seat 131 and a roller 132, the roller mounting seat 131 is fixedly disposed on the supporting platform 12, and the roller 132 is rotatably disposed on the roller mounting seat 131. Multiple structure can be chooseed for use to gyro wheel assembly seat 131, and in this embodiment, gyro wheel assembly seat 131 has adopted the gyro wheel assembly seat of U-shaped structure, and gyro wheel assembly seat 131 includes bottom plate and two connecting plates, and the bottom plate passes through bolt and a supporting bench fixed connection, and two connecting plates set up respectively in the bottom plate left and right sides, are equipped with the shaft hole on the connecting plate, and the pivot both ends of gyro wheel 132 extend to the shaft hole on the connecting plate respectively.

The slide rail 3 is a linear slide rail fixed on the ground, and the slide rail 3 may preferably be a double slide rail. The arrangement direction of the slide rails 3 is parallel to the assembly direction of the shaft on the shaft bracket 1, i.e. the arrangement direction of the slide rails 3 is parallel to the axial direction of the shaft 5.

Copper sheathing bracket 2 includes copper sheathing support frame 21, elevating platform 22, lift drive subassembly and copper sheathing supporting component 24, is equipped with pulley 27 in the bottom of copper sheathing support frame 21, and pulley 27 sets up slide rail 27 on, elevating platform 22 set up the top at copper sheathing support frame 21, the lift drive subassembly sets up on copper sheathing support frame 21 to can adjust elevating platform 22's height, copper sheathing supporting component 24 sets up on elevating platform 22.

The copper sheathing support assembly 24 includes roller assemblies respectively disposed at the front and rear side portions of the elevating platform 22, which are disposed opposite to each other, and the roller assemblies 241 of the copper sheathing support assembly 24 may be the same as those of the shaft bracket 1. In order to ensure the stability of the support of the copper bush 4, two sets of roller assemblies can be arranged on the lifting platform 22 of the copper bush support assembly 24.

The axial direction of the copper bush 3 supported on the copper bush supporting assembly 24 is parallel to the axial direction of the shaft 5 supported on the shaft bracket 1 and is positioned in the same vertical plane. By means of the arrangement, the copper sleeve 4 and the shaft 5 can be located at the same position only by adjusting the height of the copper sleeve 4 through the copper sleeve bracket 2.

The lifting driving component can select various driving components capable of driving the lifting platform to vertically lift. In the present embodiment, the ball screw assembly 23 is selected, the lower end of the ball screw is provided with a first adjusting portion 233 capable of rotating the ball screw, and the first adjusting portion 233 may be a handle or a rocker for rotating the ball screw. In this embodiment, a connecting seat 233 is disposed at a middle position of a bottom of the lifting platform 22, the ball screw 231 of the ball screw assembly 23 is vertically disposed, a top end of the ball screw 231 is rotatably matched with the connecting seat 233, a nut seat 232 of the ball screw assembly 23 is fixedly connected to a top plate of the copper bush supporting frame 21, and when the ball screw 231 rotates, the lifting platform 22 can be driven to move up and down relative to the top plate of the copper bush supporting frame 21. With this arrangement, when the ball screw 231 rotates, the ball screw 231 can move up and down with respect to the nut holder 232, and the top end of the ball screw 231 abuts against the bottom surface of the lifting table 22, so that the lifting table 22 can be moved up and down.

In order to automatically adjust the height of the lifting table 22, the ball screw 231 is fixedly connected to the output end of the motor. Through the arrangement, the motor can automatically drive the ball screw to rotate, and the automatic lifting adjustment of the lifting platform 22 is realized.

In order to adjust the distance between the roller assemblies 241 on the front side and the rear side of the lifting table 22 conveniently, the lifting table 22 is further provided with a screw rod 25, the roller assembly seats of the roller assemblies 241 on the front side and the rear side of the lifting table 22 are respectively provided with a threaded hole matched with the screw rod 25, the screw rod 25 is in threaded fit with the roller assembly seats on the front side and the rear side of the lifting table 22, the thread directions of the front side and the rear side of the screw rod 25 are opposite, the lifting table 22 is provided with a limiting plate 26 for assembling and limiting the screw rod 25, the limiting plate 26 is fixedly connected with the lifting table 22, the limiting plate 26 is vertically arranged, the screw rod 25 penetrates through a through hole in the limiting plate 26, and the end of the screw rod 25 is provided with a second adjusting part 251 capable of rotating the screw rod 25. Through setting up lead screw 25, can adjust the distance between the gyro wheel assembly seat, make copper sheathing bracket 2 can be applicable to the use of the copper sheathing 4 of different sizes.

A through hole is arranged on the top plate of the copper bush supporting frame 21, a linear bearing 211 is arranged in the through hole, a guide shaft 221 corresponding to the linear bearing 211 is arranged at the bottom of the lifting platform 22, the guide shaft 221 is opposite to the linear bearing 211, and the guide shaft 221 penetrates through an inner hole of the linear bearing 211. Through setting up linear bearing 211, can play limiting displacement to the lift activity of guide shaft 221, improve the precision of the straight line lift activity of elevating platform 22, improve the horizontal accuracy of elevating platform 22, can reduce the friction of guide shaft 221 department again, reduce the lift resistance of elevating platform 22.

When the shafting copper sleeve hot sleeve device is used, a shaft 5 needing to be sleeved with a copper sleeve 4 is firstly placed on a shaft bracket 1, and a copper sleeve sleeving position 51 is placed in the air towards one side of a copper sleeve bracket 2; the ceramic infrared heater 6 is wrapped on the outer wall of a copper sleeve 4 which needs to be sleeved on a shaft 5, then the copper sleeve 4 is placed on a copper sleeve bracket 2, the copper sleeve bracket 2 is pushed to enable the copper sleeve bracket 2 to move towards the end part direction of the shaft 5 along a sliding rail 3, then the height of a lifting table 22 is adjusted by adjusting a first adjusting part 233 on a ball screw pair 23, further the height of the copper sleeve 4 on the copper sleeve bracket 2 is adjusted, the axis of the copper sleeve 4 is aligned with the axis of the shaft 5, then the copper sleeve 4 is heated by the ceramic infrared heater 6 to enable the inner hole of the copper sleeve 4 to expand by heating, when the inner hole of the copper sleeve 4 expands to a required value, heating is stopped, then the copper sleeve bracket 2 is pushed to enable the copper sleeve bracket 2 to move towards the shaft 5, because the copper sleeve 4 and the shaft 5 are coaxial, the size of the copper sleeve 4 is expanded by thermal expansion, therefore, the inner diameter of the copper sleeve 4 is larger than the outer diameter of the shaft 5, when the copper sleeve bracket 2 moves along the sliding rail 3, the copper sleeve 4 can be sleeved on the outer wall of the shaft 5, after the copper sleeve 4 is put in place, the copper sleeve 4, the copper sleeve is pushed, the copper sleeve bracket 4 is pulled down, and the copper sleeve is pulled, and the copper sleeve 4 is pulled, and the copper sleeve is pulled away from the copper sleeve 4, and the copper sleeve is pulled down, and the copper sleeve is pulled away from the copper sleeve 4, and the copper sleeve is pulled down, and the copper sleeve is pushed, and the copper sleeve is pulled down process is finished. After the copper bush 4 is cooled and contracted, the copper bush 4 can be fixedly connected with the shaft 5. In order to improve the connection accuracy between the copper bush 4 and the shaft 5, the elevating platform 22 may be adjusted to descend after the copper bush 4 is cooled, and the ceramic infrared heater 6 may be removed. Furthermore, the utility model discloses a lead screw 25 that can adjust interval between the wheel components has still been set up on the elevating platform, through the interval of adjusting wheel components, enables copper sheathing bracket 2 and can be applicable to the suit of not unidimensional copper sheathing 4. In order to adapt the axle bracket 1 to the support of axles 5 of different sizes, a lead screw may also be provided on the axle bracket 1 to adjust the spacing between the roller assemblies.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 shafting copper sheathing hot jacket device which characterized in that: it includes axle bracket, copper sheathing bracket and slide rail, be equipped with the axle support subassembly that is used for the back shaft on the axle bracket, the slide rail is equipped with the pulley with the assembly direction parallel arrangement of axle bracket upper shaft, is equipped with the pulley in the bottom of copper sheathing bracket, and the pulley setting is on the slide rail, makes the copper sheathing bracket can slide towards axle bracket or keep away from the axle bracket along the slide rail, is equipped with the elevating platform at the top of copper sheathing bracket, is equipped with the altitude mixture control subassembly that is used for adjusting the elevating platform height in the bottom of elevating platform, is equipped with the copper sheathing supporting component who is used for supporting the copper sheathing on the elevating platform, and the axial of the copper sheathing that supports on the copper sheathing supporting component just is located same vertical plane with the axial direction parallel of the axle that supports on the axle bracket.

2. The shafting copper jacket hot jacket device as claimed in claim 1, wherein: the axle bracket have a plurality of groups, the axle bracket includes the support frame of bottom and sets up the brace table at the support frame top, be equipped with a plurality of groups axle supporting component on the brace table.

3. The shafting copper jacket hot jacket device as claimed in claim 2, wherein: the axle support assembly comprises roller assemblies fixedly arranged on the front side portion and the rear side portion of the support table, the roller assemblies of the front side portion and the rear side portion are arranged oppositely, each roller assembly comprises a roller assembly seat and a roller, the roller assembly seats are fixedly arranged on the support table, and the rollers are rotatably arranged on the roller assembly seats.

4. The shafting copper jacket hot jacket device as claimed in claim 1, wherein: copper sheathing bracket include copper sheathing support frame, elevating platform, lift drive subassembly and copper sheathing supporting component, be equipped with the pulley in the bottom of copper sheathing support frame, the pulley setting is in the slide rail on, the elevating platform set up the top at the copper sheathing support frame, lift drive subassembly sets up on the copper sheathing support frame to can adjust the height of elevating platform, copper sheathing supporting component sets up on the elevating platform.

5. The shafting copper sheathing hot jacket device as claimed in claim 4, wherein: the copper bush supporting assembly comprises roller assemblies respectively arranged on the front side portion and the rear side portion of the lifting table, the roller assemblies on the front side portion and the rear side portion are arranged oppositely, and each roller assembly comprises a roller assembling seat and a roller rotatably arranged on the roller assembling seat.

6. The shafting copper jacket hot jacket device according to claim 4, wherein: the lifting driving assembly is a ball screw pair, and a first adjusting part capable of rotating the ball screw is arranged at the lower end of the ball screw.

7. The shafting copper jacket hot jacket device as claimed in claim 6, wherein: the bottom middle part position of elevating platform be equipped with the connecting seat, the vertical setting of the lead screw of ball screw pair, and the top and the connecting seat normal running fit of lead screw, the nut seat fixed connection of ball screw pair is on the roof of copper sheathing support frame, when the lead screw rotates, can drive the roof lift activity of the relative copper sheathing support frame of elevating platform.

8. The shafting copper jacket hot jacket device as claimed in claim 6, wherein: the ball screw is fixedly connected with the output end of the motor.

9. The shafting copper sheathing hot jacket device as claimed in claim 5, wherein: the elevating platform on still be equipped with the lead screw, be equipped with respectively on the gyro wheel assembly seat of elevating platform front side portion and back lateral part with lead screw complex screw hole, the lead screw and the gyro wheel assembly seat screw-thread fit of elevating platform front side portion and back lateral part, and the screw thread opposite direction of lead screw front side portion and back lateral part, be equipped with on the elevating platform and be used for lead screw assembly and spacing limiting plate, limiting plate and elevating platform fixed connection, the vertical setting of limiting plate, the lead screw passes in the through-hole on the limiting plate, be equipped with the second regulating part that can rotate the lead screw at the tip of lead screw.

10. The shafting copper sheathing hot jacket device as claimed in claim 4, wherein: the copper bush supporting frame is characterized in that a through hole is formed in a top plate of the copper bush supporting frame, a linear bearing is arranged in the through hole, a guide shaft corresponding to the linear bearing is arranged at the bottom of the lifting platform, the guide shaft is opposite to the linear bearing, and the guide shaft penetrates through an inner hole of the linear bearing.