CN216913714U - Main shaft rear end lock nut dismouting frock - Google Patents
Main shaft rear end lock nut dismouting frock Download PDFInfo
- Publication number
- CN216913714U CN216913714U CN202220137711.3U CN202220137711U CN216913714U CN 216913714 U CN216913714 U CN 216913714U CN 202220137711 U CN202220137711 U CN 202220137711U CN 216913714 U CN216913714 U CN 216913714U
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- nut
- locking nut
- rear end
- main shaft
- positioning sleeve
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Abstract
The utility model provides a disassembling and assembling tool for a locking nut at the rear end of a main shaft, which comprises a nut positioning sleeve and a wrench; the front end of the nut positioning sleeve is provided with a clamping jaw, and the rear end of the nut positioning sleeve is provided with a connecting structure; the nut positioning sleeve can be sleeved at the tail end of the main shaft and is clamped on a locking nut at the rear end of the main shaft through a clamping jaw; the clamping jaws can limit the relative rotation of the nut positioning sleeve and the locking nut in the circumferential direction; the wrench can be connected with the connecting structure at the rear end of the nut positioning sleeve and drives the nut positioning sleeve to rotate, so that the nut positioning sleeve drives the locking nut to rotate, and the locking nut is disassembled and assembled; the tool for dismounting the rear locking nut of the spindle, provided by the utility model, can realize nondestructive and convenient dismounting of the locking nut of the spindle, is simple in structure, easy to manufacture and simple and convenient to operate, can meet the maintenance requirement of the spindle, and simultaneously improves the maintenance efficiency and the maintenance quality.
Description
Technical Field
The utility model belongs to the technical field of assembling and disassembling tools for a locking nut at the rear end of a main shaft, and particularly relates to an assembling and disassembling tool for a locking nut at the rear end of a main shaft.
Background
In the existing KESSLER (model: 000.664.033) main shaft maintenance process, a bearing seat at the rear end of a main shaft is designed to be a special structure, so that a locking nut is recessed in the bearing seat, the locking nut at the rear end of the main shaft cannot be disassembled and assembled by a normal wrench, main shaft parts and nuts are damaged if the locking nut is knocked to disassemble forcibly, the idea of nondestructively disassembling and assembling the main shaft parts is violated, and the maintenance quality cannot be guaranteed.
Based on the technical problems existing in the disassembly and assembly of the locknut in the bearing seat at the rear end of the main shaft, no relevant solution is provided; there is therefore a pressing need to find effective solutions to the above problems.
Disclosure of Invention
The utility model aims to provide a tool for disassembling and assembling a locking nut at the rear end of a main shaft aiming at overcoming the defects in the prior art and aims to solve the problem of disassembling and assembling the locking nut at the rear end of the existing main shaft.
The utility model provides a disassembling and assembling tool for a locking nut at the rear end of a main shaft, which comprises a nut positioning sleeve and a wrench; the front end of the nut positioning sleeve is provided with a clamping jaw, and the rear end of the nut positioning sleeve is provided with a connecting structure; the nut positioning sleeve can be sleeved at the tail end of the main shaft and is clamped on a locking nut at the rear end of the main shaft through a clamping jaw; the clamping jaws can limit the relative rotation of the nut positioning sleeve and the locking nut in the circumferential direction; the spanner can be connected with the connection structure of nut position sleeve rear end to drive the nut position sleeve and rotate, thereby drive lock nut through the nut position sleeve and rotate, realize lock nut dismouting.
Further, the dismounting tool comprises a sleeve, and the connecting structure is a prismatic boss; the sleeve can be sleeved on the prismatic boss and mutually limits rotation with the prismatic boss along the circumferential direction; the spanner can cartridge on the sleeve to drive the nut position sleeve through the sleeve and rotate.
Furthermore, the nut positioning sleeve is provided with a groove on the side wall at one end of the connecting structure, and the groove can be connected with the hook head at one end of the wrench.
Furthermore, a connecting groove is arranged on the outer side surface of the sleeve; one end of the wrench can be inserted into the connecting groove and drives the sleeve to rotate.
Furthermore, the connecting structure is a groove structure, a limiting groove is arranged on the side wall of the groove structure, and a limiting rib is arranged at one end of the wrench; the spanner can cartridge in groove structure to through spacing muscle joint in the spacing inslot, thereby follow circumference rotation between restriction spanner and the spacing groove.
Further, the other end of the wrench is provided with a handle, so that a T-shaped structure is formed.
Furthermore, four clamping jaws are designed, and the four clamping jaws are uniformly arranged at the front end of the nut positioning sleeve along the circumferential direction of the nut positioning sleeve; four clamping grooves are correspondingly arranged on the circumferential direction of the side wall of the locking nut.
Further, a bearing seat is sleeved at the tail end of the main shaft; the locking nut is sleeved at the tail end of the main shaft and is positioned in the bearing seat; a gap is formed between the locking nut and the bearing seat; the locking nut is provided with a clamping groove in the circumferential direction, and the clamping jaw can be clamped in the clamping groove.
According to the tool for disassembling and assembling the locking nut at the rear end of the spindle, the disassembling and assembling tool and the disassembled and assembled locking nut are tightly combined, and the clamping jaws are designed at the joint to transmit torque, so that the locking nut is ensured to be disassembled and assembled conveniently without damage; the tool for dismounting the locking nut at the rear end of the main shaft, provided by the utility model, has the advantages of simple structure, easiness in manufacturing and convenience in operation, can meet the maintenance requirement of the main shaft, and simultaneously improves the maintenance efficiency and the maintenance quality.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model will be further explained with reference to the drawings, in which:
FIG. 1 is a schematic view of a spindle structure according to the present invention;
FIG. 2 is a sectional view of the rear end structure of the spindle according to the present invention;
FIG. 3 is a schematic view of the nut positioning sleeve structure of the present invention;
FIG. 4 is a partial perspective view of the rear locking nut dismounting tool for the spindle according to the present invention in a use state;
FIG. 5 is a partial cross-sectional view of the rear locking nut dismounting tool for the spindle according to the present invention in a use state;
FIG. 6 is a perspective view of the rear locking nut dismounting tool of the spindle in a use state;
fig. 7 is a sectional view showing a use state of the tool for disassembling and assembling the locknut at the rear end of the spindle according to the present invention.
In the figure: 1. a main shaft; 11. a bearing seat; 2. locking the nut; 3. a nut positioning sleeve; 31. a prismatic boss; 32. a groove; 33. a claw; 4. a sleeve; 5. a wrench.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in 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.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 7, the utility model provides a tool for dismounting a locking nut at the rear end of a spindle, wherein the tool for dismounting the locking nut comprises a nut positioning sleeve 3 and a wrench 5; the front end of the nut positioning sleeve 3 is provided with a clamping jaw 33 for fixing and limiting the locking nut 2; the rear end of the nut positioning sleeve 3 is provided with a connecting structure for connecting a wrench 5 for torque transmission; specifically, the nut positioning sleeve 3 can be sleeved at the tail end of the main shaft 1 and clamped on the locking nut 2 at the rear end of the main shaft 1 through the clamping jaws 33; the main shaft 1 is a KESSLER (model: 00.664.033) main shaft; the clamping jaws 33 can limit the relative rotation of the nut positioning sleeve 3 and the locking nut 2 in the circumferential direction; the wrench 5 can be connected with a connecting structure at the rear end of the nut positioning sleeve 3 and drives the nut positioning sleeve 3 to rotate, so that the nut positioning sleeve 3 drives the locking nut 2 to rotate, and the locking nut 2 is disassembled and assembled; the tool for disassembling and assembling the locking nut at the rear end of the spindle can easily apply force to the outer edge of the spindle to disassemble and assemble the locking nut at the rear end without damage, and solves the problem that the existing locking nut at the outer part of the spindle cannot be disassembled and assembled.
Preferably, with reference to the above scheme, as shown in fig. 1 to 7, the tool for dismounting and mounting the locking nut at the rear end of the spindle further includes a sleeve 4, specifically, the connecting structure is a prism boss 31, and the prism boss 31 is preferably a pentagonal prism structure; further, the sleeve 4 can be sleeved on the prism boss 31 and can be limited to rotate with the prism boss 31 along the circumferential direction; further, spanner 5 can cartridge on sleeve 4 to drive nut position sleeve 3 through sleeve 4 and rotate, realize the dismouting.
Preferably, in combination with the above scheme, as shown in fig. 1 to 7, the side wall of the nut positioning sleeve 3 at one end of the connecting structure is provided with grooves 32, and the four grooves 32 are uniformly distributed on the side wall of the nut positioning sleeve 3; this recess 32 can be connected with the eave tile of spanner 5 one end, improves the torque transmission rate, is favorable to realizing the locking and the location of nut position sleeve 3 through the eave tile spanner, makes things convenient for the dismouting.
Preferably, in combination with the above solution, as shown in fig. 1 to 7, the outer side surface of the sleeve 4 is provided with a connecting groove; one end of the wrench 5 can be inserted into the connecting groove and drives the sleeve 4 to rotate, so that the transmission of the dismounting torque is realized.
Preferably, in combination with the above scheme, as an alternative embodiment, the connection structure is a groove structure, a limit groove is arranged on a side wall of the groove structure, and a limit rib is arranged at one end of the wrench 5; spanner 5 can cartridge in groove structure to through spacing muscle joint at the spacing inslot, thereby along circumference rotation between restriction spanner 5 and the spacing groove.
Preferably, in combination with the above scheme, as shown in fig. 1 to 7, the front end of the nut positioning sleeve 3 is provided with a plurality of, preferably four, jaws 33, and the four jaws 33 are uniformly arranged at the front end of the nut positioning sleeve 3 along the circumferential direction, and the four jaws 33 are designed, so that the dismounting and mounting torque can be dispersed, the locking nut is uniformly stressed, the nut dismounting and mounting are guaranteed not to be damaged, and the lossless dismounting and mounting are realized; furthermore, four clamping grooves are correspondingly formed in the circumferential direction of the side wall of the locking nut 2; further everywhere, spanner 5's the other end is equipped with the handle to form T type structure, T type spanner can be changed into torque wrench when main shaft maintenance later stage assembly, requires torque lock nut according to lock nut, guarantees main shaft maintenance quality.
Preferably, in combination with the above solution, as shown in fig. 1 to 7, the end of the main shaft 1 is sleeved with a bearing seat 11; the locking nut 2 is sleeved at the tail end of the main shaft 1 and is positioned in the bearing seat 11; specifically, a gap exists between the lock nut 2 and the bearing seat 11, so that the disassembly and assembly can be realized; be equipped with the draw-in groove in the circumference of 2 lateral walls of lock nut, jack catch 33 can direct joint in the draw-in groove to realize spacingly.
The utility model provides a tool for disassembling and assembling a locking nut at the rear end of a main shaft, which has the following working principle and process:
firstly, the assembling and disassembling torque can be transmitted to the locking nut through the assembling and disassembling tool;
secondly, force is applied to the hexagonal grooves and the grooves at the rear end of the dismounting tool through a common standard sleeve and a hook wrench, so that torque is transmitted to four claws at the front end of the dismounting tool;
thirdly, four claws at the front end of the dismounting tool are acting points, and the torque applied by the sleeve and the hook head wrench is efficiently transmitted to the locking nut;
the fourth and the fourth claw force points are tightly attached to the nut and are evenly distributed, and the dismounting and mounting torque is effectively utilized.
According to the tool for disassembling and assembling the locking nut at the rear end of the spindle, the disassembling and assembling tool and the disassembled and assembled locking nut are tightly combined, and the clamping jaws are designed at the joint to transmit torque, so that the locking nut is ensured to be disassembled and assembled conveniently without damage; the tool for dismounting the locking nut at the rear end of the main shaft, provided by the utility model, has the advantages of simple structure, easiness in manufacturing and convenience in operation, can meet the maintenance requirement of the main shaft, and simultaneously improves the maintenance efficiency and the maintenance quality.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Those skilled in the art can make numerous possible variations and modifications to the described embodiments, or modify equivalent embodiments, without departing from the scope of the utility model. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.
Claims (8)
1. The dismounting tool for the locking nut at the rear end of the main shaft is characterized by comprising a nut positioning sleeve (3) and a wrench (5); the front end of the nut positioning sleeve (3) is provided with a clamping jaw (33), and the rear end of the nut positioning sleeve (3) is provided with a connecting structure; the nut positioning sleeve (3) can be sleeved at the tail end of the main shaft (1) and is clamped on the locking nut (2) at the rear end of the main shaft (1) through the clamping jaw (33); the clamping jaws (33) can limit the relative rotation of the nut positioning sleeve (3) and the locking nut (2) in the circumferential direction; spanner (5) can with the connection structure of nut position sleeve (3) rear end is connected, and drives nut position sleeve (3) rotate, thereby pass through nut position sleeve (3) drive lock nut (2) rotate, realize lock nut (2) dismouting.
2. The tool for disassembling and assembling the locking nut at the rear end of the main shaft according to claim 1, wherein the tool for disassembling and assembling comprises a sleeve (4), and the connecting structure is a prismatic boss (31); the sleeve (4) can be sleeved on the prismatic boss (31) and is limited to rotate with the prismatic boss (31) along the circumferential direction; the wrench (5) can be inserted into the sleeve (4), so that the nut positioning sleeve (3) is driven to rotate by the sleeve (4).
3. The tool for disassembling and assembling the locking nut at the rear end of the main shaft according to claim 1, wherein a groove (32) is formed in a side wall of the nut positioning sleeve (3) at one end of the connecting structure, and the groove (32) can be connected with a hook at one end of the wrench (5).
4. The tool for dismounting the locking nut at the rear end of the spindle according to claim 2, wherein a connecting groove is formed in the outer side surface of the sleeve (4); one end of the wrench (5) can be inserted into the connecting groove and drives the sleeve (4) to rotate.
5. The tool for dismounting the locking nut at the rear end of the main shaft according to claim 1, wherein the connecting structure is a groove structure, a limiting groove is formed in the side wall of the groove structure, and a limiting rib is arranged at one end of the wrench (5); the wrench (5) can be inserted into the groove structure and clamped in the limiting groove through the limiting rib, so that the wrench (5) and the limiting groove are limited to rotate circumferentially relative to each other.
6. The tool for dismounting the locking nut at the rear end of the main shaft according to claim 1, wherein a handle is arranged at the other end of the wrench (5) so as to form a T-shaped structure.
7. The tool for dismounting the locking nut at the rear end of the spindle according to claim 1, wherein four clamping jaws (33) are designed, and the four clamping jaws (33) are uniformly arranged at the front end of the nut positioning sleeve (3) along the circumferential direction of the nut positioning sleeve (3); four clamping grooves are correspondingly formed in the circumferential direction of the side wall of the locking nut (2).
8. The tool for dismounting the locking nut at the rear end of the main shaft according to any one of claims 1 to 7, wherein a bearing seat (11) is sleeved at the tail end of the main shaft (1); the locking nut (2) is sleeved at the tail end of the main shaft (1) and is positioned in the bearing seat (11); a gap is reserved between the locking nut (2) and the bearing seat (11); the locking nut (2) is characterized in that a clamping groove is formed in the circumferential direction of the side wall of the locking nut, and the clamping jaw (33) can be clamped in the clamping groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220137711.3U CN216913714U (en) | 2022-01-19 | 2022-01-19 | Main shaft rear end lock nut dismouting frock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220137711.3U CN216913714U (en) | 2022-01-19 | 2022-01-19 | Main shaft rear end lock nut dismouting frock |
Publications (1)
Publication Number | Publication Date |
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CN216913714U true CN216913714U (en) | 2022-07-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220137711.3U Active CN216913714U (en) | 2022-01-19 | 2022-01-19 | Main shaft rear end lock nut dismouting frock |
Country Status (1)
Country | Link |
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CN (1) | CN216913714U (en) |
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2022
- 2022-01-19 CN CN202220137711.3U patent/CN216913714U/en active Active
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