CN211680068U

CN211680068U - Slurry pump main shaft tool

Info

Publication number: CN211680068U
Application number: CN202020296956.1U
Authority: CN
Inventors: 刘辉; 崔海生
Original assignee: Shijiazhuang Hongchang Pump Co ltd
Current assignee: Shijiazhuang Hongchang Pump Co ltd
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-10-16
Anticipated expiration: 2030-03-11

Abstract

The utility model relates to a sediment stuff pump main shaft frock belongs to processing equipment technical field, and it includes mounting disc and tailstock, is provided with the main shaft body between mounting disc and tailstock, and the locating hole has been seted up at the both ends of the main shaft body, and the mounting disc is cylindrical structure, the annular thread groove of circle has been seted up at the terminal surface of mounting disc one side, and the thread groove is coaxial with the mounting disc, and the threaded groove in-connection has flexible cover, flexible cover and thread groove threaded connection, and it is top to put fixedly connected with at the positive center of mounting disc, top and the same terminal surface of thread groove in the mounting disc, top and the locating hole butt of one end, the terminal surface butt of flexible cover and the main shaft body, tailstock and other end locating hole butt, the utility model discloses have the fixed effect of improvement frock to the main.

Description

Slurry pump main shaft tool

Technical Field

The utility model belongs to the technical field of production facility's technique and specifically relates to a sediment stuff pump main shaft frock is related to.

Background

At present, a method for processing a main shaft of a slurry pump is mainly to adopt a horizontal lathe for cutting processing, and two methods are generally adopted when a main shaft body is fixed with the lathe, wherein one method is to directly clamp one end of the main shaft body between clamping jaws of a clamping plate, and the other end of the main shaft body is tightly jacked by a lathe tailstock; the other type is that the chuck clamps a mounting disc, a positioning hole is formed in the center of each of two end faces of the spindle body, a threaded hole is formed in the surface of the mounting disc, a tip is fixedly connected with the center of the mounting disc and abuts against the positioning hole of the spindle body, a threaded rod is installed in the threaded hole, two nuts are respectively screwed at two ends of the threaded rod and used for fastening the mounting disc and the spindle body, and a lathe tailstock abuts against the positioning hole at the other end of the spindle body. Because of the processing mode of the first kind, the jack catch can lead to the fact the sheltering from to the certain length of main shaft body, makes the unable processing of main shaft body of this part, can only process and accomplish the main shaft upset processing other end after one end, and this method is comparatively loaded down with trivial details, has increased staff's work load, has reduced work efficiency, so adopt the second kind mode to process the main shaft in the enterprise now more.

The above prior art solutions have the following drawbacks: when the lathe works, because the contact area between the nut and the main shaft body is very small, the friction force is insufficient, the relative rotation between the main shaft and the mounting disc is easy to occur, and the good fixing effect on the main shaft cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sediment stuff pump main shaft frock reaches the fixed effect that improves the frock to the main shaft.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a sediment stuff pump main shaft frock, includes mounting disc and tailstock, is provided with the main shaft body between mounting disc and tailstock, and the locating hole has been seted up at the both ends of the main shaft body, and the mounting disc is cylindrical structure annular thread groove has been seted up to the terminal surface of mounting disc one side, and the thread groove is coaxial with the mounting disc, and the thread inslot is connected with flexible cover, flexible cover and thread groove threaded connection, and it is top to be put fixedly connected with at the positive center of mounting disc, and top and thread groove are located the same terminal surface of mounting disc, top and the locating hole butt of one end, the terminal surface butt of flexible cover and main shaft body, tailstock and other end locating hole butt.

Through adopting above-mentioned technical scheme, install the mounting disc in the middle of the chuck of lathe, press from both sides the mounting disc tightly with the jack catch, prop up in the locating hole of main shaft with top, stretch out the flexible cover from the ring shape thread groove in the mounting disc again with the terminal surface butt of main shaft, realized fixing between mounting disc and the main shaft, avoid taking place to rotate between mounting disc and the main shaft, improved the fixed effect of this frock to the main shaft.

The utility model discloses further set up to: and an oil filling port is formed in the circumferential outer wall of the mounting disc and communicated with the thread groove.

Through adopting above-mentioned technical scheme, can add lubricating oil to between thread groove and the telescopic sleeve from the oiling mouth, realize the lubrication action between thread groove and the telescopic sleeve, guarantee good operating condition between thread groove and the telescopic sleeve.

The utility model discloses further set up to: the telescopic sleeve is provided with external threads, the circumferential outer wall of the telescopic sleeve is connected with a locking ring, and the locking ring is provided with internal threads.

By adopting the technical scheme, after the telescopic sleeve extends out of the thread groove, the telescopic sleeve and the mounting disc are locked by the locking ring, the fixing effect between the mounting disc and the telescopic sleeve is improved, and the phenomenon of rotation between the main shaft and the mounting disc during the processing of the main shaft is avoided.

The utility model discloses further set up to: and an anti-slip gasket is fixedly connected to one end, far away from the mounting disc, of the telescopic sleeve.

Through adopting above-mentioned technical scheme, the fixed effect between telescope tube and the main shaft has further been guaranteed to the antiskid packing ring, prevents to take place the slip effect between telescope tube and the main shaft, has improved the fixed effect between main shaft and the frock.

The utility model discloses further set up to: the fixed stopper that is provided with of circumference outer wall that flexible cover was kept away from to the mounting disc, the stopper is provided with two at least, is provided with the jack catch between two adjacent stoppers, stopper and jack catch butt.

Through adopting above-mentioned technical scheme, be located the jack catch between two stoppers, and jack catch and stopper butt have improved the fixed effect between stopper and the jack catch, avoid the slip phenomenon between jack catch and the mounting disc, have improved the fixed effect between jack catch and the mounting disc.

The utility model discloses further set up to: the outer walls of the telescopic sleeve and the locking ring in the circumferential direction are fixedly connected with handles.

Through adopting above-mentioned technical scheme, the handle has made things convenient for the staff to stretch out the telescope tube and provide convenient for the staff with the work of locking ring tightening.

The utility model discloses further set up to: and the surfaces of the mounting disc, the locking ring, the telescopic sleeve, the anti-skidding gasket and the handle are all provided with corrosion-resistant layers.

Through adopting above-mentioned technical scheme, corrosion-resistant layer has played the guard action to mounting disc, locking ring, telescope tube, anti-skidding packing ring and handle, has prolonged the life of this frock.

The utility model discloses further set up to: and a hoisting ring is arranged on the circumferential outer wall of the mounting disc.

Through adopting above-mentioned technical scheme, this frock is hoisted to the accessible hoisting ring to install this frock on the chuck, it is convenient to provide for the staff installation chuck.

To sum up, the utility model discloses a beneficial technological effect does:

1. an annular thread groove is formed in the end face of one side of the mounting disc, a telescopic sleeve is arranged in the thread groove, and the telescopic sleeve can extend out of the thread groove to abut against the main shaft, so that the effect of fixing the main shaft is realized, and the tool is guaranteed to have a good fixing effect on the main shaft;

2. the telescopic sleeve is connected with the locking ring, and after the telescopic sleeve fixes the position of the main shaft, the telescopic sleeve and the mounting plate are screwed and fixed by the locking ring, so that the stability between the telescopic sleeve and the mounting plate is ensured;

3. the curved surface at the mounting disc is provided with the stopper, and the stopper is located the jack catch both sides, avoids the chuck to take place the slip phenomenon between jack catch and the mounting disc when rotatory, has improved the mounting disc and the chuck between stable.

Drawings

Fig. 1 is a schematic structural view of the main shaft tool of the slurry pump of the present invention;

FIG. 2 is a partial schematic view of the tool;

FIG. 3 is an exploded schematic view of the tooling;

fig. 4 is a partial cross-sectional view of the present invention.

In the figure, 1, chuck; 11. a claw; 2. mounting a disc; 21. a limiting block; 22. a thread groove; 23. an oil filling port; 24. hoisting a ring; 3. a telescopic sleeve; 4. a handle; 5. an anti-slip washer; 6. locking a ring; 7. a tip; 8. a tailstock; 9. a main shaft body; 91. and (7) positioning the holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a slurry pump main shaft frock, including chuck 1 and tailstock 8, chuck 1 is connected with jack catch 11, and chuck 1 in this embodiment is three-jaw chuck 1. Be equipped with mounting disc 2 between jack catch 11, mounting disc 2 is the cylinder structure, is provided with the main shaft body 9 between mounting disc 2 and tailstock 8, and locating hole 91 has been seted up at the both ends of main shaft body 9.

Referring to fig. 1 and 2 and 4, an annular thread groove 22 is formed in an end face of the mounting disc 2 on the side away from the chuck 1, an internal thread is arranged in the thread groove 22, a telescopic sleeve 3 is connected in the thread groove 22, the telescopic sleeve 3 is provided with an external thread, a tip 7 is fixedly connected to an end face of the mounting disc 2 on the side away from the chuck 1, the tip 7 is located at the center of the mounting disc 2, the tip 7 abuts against a positioning hole 91 at one end of the spindle body 9, an anti-slip washer 5 is fixedly connected to one end of the telescopic sleeve 3 close to the spindle body 9, the telescopic sleeve 3 is connected with a locking ring 6, the locking ring 6 is provided with an internal thread structure, a limit block 21 is fixedly connected to one side of the mounting disc 2 on the circumferential outer wall away from the spindle body 9, in the embodiment, two limit blocks 21 are. The mounting disc 2 is abutted to the chuck 1, the clamping jaw 11 is used for clamping and fixing the mounting disc 2, the limiting blocks 21 are located on two sides of the clamping jaw 11, the phenomenon that the clamping jaw 11 and the mounting disc 2 slide when the main shaft body 9 is machined is prevented, and the locking ring 6 and the peripheral outer wall of the telescopic sleeve 3 are both fixedly provided with the handle 4. All be equipped with corrosion resistant layer on the surface of mounting disc 2, locking ring 6, telescope tube 3, anti-skidding packing ring 5 and handle 4, played the effect of protection to this frock, prevented that this frock from taking place corrosion phenomenon when daily use. One end of a main shaft body 9 is pressed against a positioning hole 91 of the main shaft body 9 through a tip 7, a tailstock 8 is pressed against the positioning hole 91 at the other end of the main shaft body 9, the position of the main shaft body 9 is fixed, the telescopic sleeve 3 extends out of a thread groove 22 through a handle 4, the anti-slip gasket 5 is abutted against the end face of the main shaft body 9, the diameter of the anti-slip gasket 5 is smaller than that of the main shaft body 9, in the machining process, the anti-slip gasket 5 cannot hinder machining of the main shaft body 9, friction force is effectively increased through the anti-slip gasket 5, the sliding phenomenon between the main shaft body 9 and the telescopic sleeve 3 is avoided, the fixing effect on the main shaft body 9 is effectively guaranteed through the tool, meanwhile, the telescopic sleeve 3 and the mounting disc 2 are fixed through a locking ring 6, and stability between the mounting disc 2 and the telescopic sleeve 3 is guaranteed.

Referring to fig. 2 and 3, an oil filling opening 23 and a hoisting ring 24 are arranged on the circumferential outer wall of the mounting disc 2, the oil filling opening 23 is communicated with the thread groove 22, and the hoisting ring 24 is fixedly connected with the mounting disc 2. Lubricating oil can be added between the thread groove 22 and the telescopic sleeve 3 through the oil filling port 23, and the good working state between the telescopic sleeve 3 and the thread groove 22 is guaranteed. The installation disc 2 can be lifted by the worker through the hoisting ring 24 and fixed between clamping, so that convenience is provided for the worker to fix the chuck 1 and the installation disc 2, and the work content of the worker is simplified.

The implementation principle of the embodiment is as follows: the tool is lifted to the center of the chuck 1 through the lifting ring 24, the jaws 11 are used for clamping the mounting disc 2, one jaw 11 is positioned between the two limiting blocks 21, the spindle body 9 is lifted, the spindle body 9 is clamped between the tip 7 and the tailstock 8, the telescopic sleeve 3 extends out of the threaded groove 22 through the handle 4, the anti-skid washer 5 is abutted to the spindle body 9, and the telescopic sleeve 3 and the mounting disc 2 are fixed through the locking ring 6. The whole tool avoids the sliding phenomenon between the main shaft body 9 and the tool, effectively improves the fixing effect between the main shaft body 9 and the tool, and also improves the fixing effect between the tool and the chuck 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a sediment stuff pump main shaft frock, includes mounting disc (2) and tailstock (8), is provided with main shaft body (9) between mounting disc (2) and tailstock (8), and locating hole (91) have been seted up at the both ends of main shaft body (9), and mounting disc (2) are cylindrical structure, its characterized in that: annular thread groove (22) have been seted up to the terminal surface of mounting disc (2) one side, thread groove (22) are coaxial with mounting disc (2), thread groove (22) in-connection has flexible cover (3), flexible cover (3) and thread groove (22) threaded connection, at the positive center position fixedly connected with top (7) of mounting disc (2), top (7) and thread groove (22) are located the same terminal surface of mounting disc (2), top (7) and locating hole (91) butt of one end, the terminal surface butt of flexible cover (3) and main shaft body (9), tailstock (8) and other end locating hole (91) butt.

2. The slurry pump main shaft tool according to claim 1, characterized in that: and an oil filling port (23) is formed in the circumferential outer wall of the mounting disc (2), and the oil filling port (23) is communicated with the thread groove (22).

3. The slurry pump main shaft tool according to claim 1, characterized in that: the telescopic sleeve is characterized in that external threads are arranged on the circumferential outer wall of the telescopic sleeve (3), a locking ring (6) is connected to the circumferential outer wall of the telescopic sleeve (3), and internal threads are arranged on the locking ring (6).

4. The slurry pump main shaft tool according to claim 3, characterized in that: one end of the telescopic sleeve (3) far away from the mounting disc (2) is fixedly connected with an anti-slip gasket (5).

5. The slurry pump main shaft tool according to claim 4, characterized in that: the circumference outer wall that flexible cover (3) was kept away from in mounting disc (2) is fixed and is provided with stopper (21), and stopper (21) are provided with two at least, are provided with jack catch (11) between two adjacent stopper (21), stopper (21) and jack catch (11) butt.

6. The slurry pump main shaft tool according to claim 5, characterized in that: the outer walls of the telescopic sleeve (3) and the locking ring (6) in the circumferential direction are fixedly connected with handles (4).

7. The slurry pump main shaft tool according to claim 6, characterized in that: the surface of the mounting disc (2), the locking ring (6), the telescopic sleeve (3), the anti-slip gasket (5) and the handle (4) is provided with a corrosion-resistant layer.

8. The slurry pump main shaft tool according to claim 1, characterized in that: and a hoisting ring (24) is fixedly arranged on the circumferential outer wall of the mounting disc (2).