CN220945166U

CN220945166U - Workpiece dismounting tool

Info

Publication number: CN220945166U
Application number: CN202322708486.1U
Authority: CN
Inventors: 王睿鸿; 王福东; 罗文振
Original assignee: Nanjing High Speed Gear Manufacturing Co Ltd
Current assignee: Nanjing High Speed Gear Manufacturing Co Ltd
Priority date: 2023-10-10
Filing date: 2023-10-10
Publication date: 2024-05-14
Anticipated expiration: 2033-10-10

Abstract

The utility model belongs to the technical field of gear box maintenance and discloses a workpiece dismounting tool. The workpiece dismounting tool comprises a workpiece used for dismounting the end part of a transmission shaft in a gear box, and comprises a connecting cylinder, a top plate and a screwing block, wherein the connecting cylinder is provided with a first end part and a second end part; the screwing block is arranged at the first end part of the connecting cylinder and can be inserted into a screwing groove of the workpiece along the axial direction of the transmission shaft; the roof is arranged at the second end part of the connecting cylinder along the axial position of the connecting cylinder in an adjustable way, and the roof is used for being connected with an electric screwing tool. The workpiece disassembly and assembly tool can be placed on a workpiece at the end part of the transmission shaft along the axial direction of the transmission shaft in the gear box and disassembled and assembled by using the electric screwing tool, and the transmission shaft with the workpiece is not required to be taken out from the gear box and then disassembled and assembled, so that the structure is simple, and time and labor are saved.

Description

Workpiece dismounting tool

Technical Field

The utility model relates to the technical field of gear box maintenance, in particular to a workpiece dismounting tool.

Background

When the gearbox is maintained or parts are replaced, the high-speed shaft in the gearbox is required to be pulled out, a round nut at the end part of the high-speed shaft is unscrewed by using a spanner, and then the parts can be disassembled; because the internal space of the gear box is limited, a conventional wrench or pipe wrench cannot extend into the gear box to screw the round nut, so that the high-speed shaft is required to be pulled out every time the gear box is overhauled, and meanwhile, a conventional electric tool cannot be directly connected with the round nut, so that the round nut is required to be screwed by using a manual tool, and the operation is troublesome and time and labor are wasted.

Disclosure of utility model

The utility model aims to provide a tool dismounting tool which can be used for dismounting a workpiece at the end part of a transmission shaft in a gear box, and is simple in structure, time-saving and labor-saving.

To achieve the purpose, the utility model adopts the following technical scheme:

The utility model provides a workpiece dismounting tool, which is used for dismounting a workpiece at the end part of a transmission shaft in a gear box, and comprises the following components:

A connecting barrel having a first end and a second end;

The screwing block is arranged at the first end part of the connecting cylinder and can be inserted into a screwing groove of the workpiece along the axial direction of the transmission shaft;

The top plate is adjustably arranged at the second end part of the connecting cylinder along the axial position of the connecting cylinder and is used for being connected with an electric screwing tool.

Preferably, six screwing blocks are provided, and six screwing blocks are uniformly arranged on the first end part in a ring.

Preferably, a convex ring is arranged on the first end part, and the screwing block is arranged on the convex ring in a position adjustable way along the radial direction.

Preferably, the convex ring is provided with a sliding groove along the radial direction, the screwing block comprises a horizontal sliding plate and an inserting block arranged on the horizontal sliding plate, the horizontal sliding plate is arranged in the sliding groove in a sliding manner, and the inserting block is matched with the screwing groove of the workpiece.

Preferably, the workpiece dismounting tool further comprises a locking bolt, a threaded hole matched with the locking bolt is axially formed in the convex ring, the threaded hole is communicated with the sliding groove, the locking bolt is screwed into the threaded hole, and the end portion of the locking bolt, extending out of the threaded hole, is abutted to the horizontal sliding plate.

Preferably, the workpiece dismounting tool further comprises a connecting assembly, the connecting assembly comprises a stud, a first nut and a second nut, the stud is in threaded connection with the second end portion, the first nut is screwed on the stud, the top plate is arranged on the stud in a penetrating mode and abuts against the first nut, and the second nut is screwed on the stud and abuts against the top plate.

Preferably, the second end portion is provided with a plurality of weight-reducing grooves uniformly along the circumferential direction.

Preferably, a plurality of avoidance notches are uniformly formed in the top plate along the circumferential direction.

Preferably, an end plate is formed between two adjacent avoidance notches, the end plate is matched with the weight reduction groove, and the end plate can move in the weight reduction groove along the axial direction.

Preferably, the top plate is provided with a connector for being connected with an electric screwing tool, and the cross section of the connector is regular hexagon.

The utility model has the beneficial effects that:

According to the workpiece dismounting tool provided by the utility model, as the two ends of the connecting cylinder are respectively connected with the top plate and the screwing block, the screwing block is matched with the screwing groove of the workpiece and can be inserted into the screwing groove of the workpiece, and the top plate is connected with the electric screwing tool, the top plate is driven by the electric screwing tool, and the screwing block can be driven to rotate by the connecting cylinder, so that the workpiece is screwed to finish dismounting of the workpiece; the top plate and the screwing blocks are arranged at the two ends of the connecting cylinder, and the screwing blocks can be inserted into the screwing grooves of the workpiece along the axial direction of the transmission shaft, so that the workpiece dismounting tool can be arranged on the workpiece at the end of the transmission shaft along the axial direction of the transmission shaft in the gear box and can be dismounted by using an electric screwing tool, the transmission shaft with the workpiece is not required to be dismounted after being taken out from the gear box, and the structure is simple, and time and labor are saved; because the roof sets up on the second tip of connecting cylinder and can follow the axial adjustment position of connecting cylinder, when the transmission shaft is located the position that the gear box is farther, can adjust the position of roof to be convenient for with outside electronic screwing tool connection, greatly improved simple operation nature and practicality, thereby enlarged the application scope of this work piece dismouting frock.

Drawings

FIG. 1 is a schematic structural view of a workpiece disassembly and assembly tool according to an embodiment of the present utility model;

fig. 2 is an exploded view of a workpiece disassembly tool according to an embodiment of the present utility model.

In the figure:

1-a connecting cylinder; 11-convex rings; 111-locking bolts; 112-a chute; 12-a weight-reducing tank;

2-screwing the block; 21-a horizontal slide plate; 22-plug blocks;

3-top plate; 31-avoiding the notch; 32-end plates; 33-connecting heads;

a 4-connection assembly; 41-studs; 42-a first nut; 43-second nut.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1, the utility model provides a workpiece dismounting tool, which comprises a connecting cylinder 1, a screwing block 2 and a top plate 3, wherein the connecting cylinder 1 is provided with a first end part and a second end part, the screwing block 2 is arranged at the first end part of the connecting cylinder 1, and the screwing block 2 can be inserted into a screwing groove of a workpiece along the axial direction of a transmission shaft; the top plate 3 is adjustably arranged at the second end of the connecting cylinder 1 along the axial position of the connecting cylinder 1, and the top plate 3 is used for being connected with an electric screwing tool. In this embodiment, the workpiece may be a round nut, or may be a threaded workpiece screwed on a transmission shaft in the gearbox to fix other parts, and a screwing groove for screwing is formed in the workpiece. Because the two ends of the connecting cylinder 1 are respectively connected with the top plate 3 and the screwing block 2, the screwing block 2 is matched with the screwing groove of the workpiece and can be inserted into the screwing groove of the workpiece, and the top plate 3 is used for being connected with an electric screwing tool, the top plate 3 is driven by the electric screwing tool, and the screwing block 2 can be driven to rotate by the connecting cylinder 1, so that the workpiece is screwed to complete the disassembly and assembly of the workpiece; the top plate 3 and the screwing block 2 are arranged at the two ends of the connecting cylinder 1, and the screwing block 2 can be inserted into the screwing groove of a workpiece along the axial direction of the transmission shaft, so that the workpiece dismounting tool can be connected with the workpiece at the end of the transmission shaft along the axial direction of the transmission shaft in the gear box, and then the workpiece is dismounted by using an electric screwing tool, so that the transmission shaft with the workpiece is not required to be dismounted after being taken out from the gear box, and the structure is simple, and time and labor are saved; because roof 3 sets up on the second tip of connecting cylinder 1 and can follow the axial adjustment position of connecting cylinder 1, when the transmission shaft is located the position that the gear box is further in, can adjust the position of roof 3 to be convenient for with outside electronic screwing tool connection, greatly improved simple operation nature and practicality, thereby enlarged the application scope of this work piece dismouting frock.

Further, the screwing blocks 2 are provided with six, and the six screwing blocks 2 are uniformly annularly arranged on the first end portion. Specifically, six screwing blocks 2 are uniformly and annularly arranged on the first end part of the connecting cylinder 1, and the corresponding central angle between two adjacent screwing blocks 2 is 60 degrees; for other screwing workpieces such as round nuts commonly used in the field, screwing grooves for screwing tools are formed in the screwing workpieces, and six screwing blocks 2 can ensure that at least two of the screwing blocks can be inserted into the screwing grooves of the workpieces, so that the workpieces can be screwed stably.

Further, as shown in fig. 1, a collar 11 is provided on the first end, and the screwing block 2 is provided on the collar 11 in a radially position adjustable manner. In this embodiment, the convex ring 11 and the connecting cylinder 1 are of an integral structure, and the screwing block 2 can move along the radial direction in the convex ring 11, so as to realize disassembly and assembly of workpieces with different diameters, thereby improving the application range of the tool for disassembly and assembly of workpieces.

Specifically, as shown in fig. 2, a chute 112 is radially formed on the convex ring 11, the screwing block 2 includes a horizontal slide plate 21 and an insert block 22 disposed on the horizontal slide plate 21, the horizontal slide plate 21 is slidably disposed in the chute 112, and the insert block 22 is matched with the screwing groove of the workpiece. In the present embodiment, the chute 112 is T-shaped, and the horizontal sliding plate 21 is slidably disposed in a horizontal slot section of the chute 112 and abuts against a wall surface of the horizontal slot section; the insert 22 is cuboid, and the insert 22 passes through the vertical groove section of the chute 112 and extends out of the convex ring 11 to be inserted into the screwing groove of the workpiece; the sliding groove 112 and the screwing block 2 are simple in structure, radial adjustment of the screwing block 2 can be achieved through sliding, and therefore workpieces with different diameters can be disassembled and assembled, and operation is convenient.

Specifically, as shown in fig. 2, the workpiece dismounting tool further comprises a locking bolt 111, a threaded hole matched with the locking bolt 111 is axially formed in the convex ring 11, the threaded hole is communicated with the sliding groove 112, the locking bolt 111 is screwed in the threaded hole, and the end part of the locking bolt 111 extending out of the threaded hole is abutted against the horizontal sliding plate 21. In this embodiment, the upper surface of the convex ring 11 is provided with a threaded hole, the end part of the locking bolt 111 extending out of the threaded hole is positioned in the chute 112 and abuts against the horizontal sliding plate 21, and the horizontal sliding plate 21 abuts against the wall surface of the chute 112, so that the position of the screwing block 2 is fixed, the screwing block 2 is ensured to be kept relatively stable with the connecting cylinder 1 during operation, and the operation efficiency is improved; when the workpieces with different diameters are required to be disassembled, the locking bolt 111 is firstly unscrewed, then the radial position of the screwing block 2 on the convex ring 11 is adjusted by sliding the horizontal sliding plate 21, and after the radial position is adjusted to a proper position, the locking bolt 111 is screwed.

Further, as shown in fig. 2, the workpiece dismounting tool further comprises a connecting component 4, the connecting component 4 comprises a stud 41, a first nut 42 and a second nut 43, the stud 41 is in threaded connection with the second end, the first nut 42 is screwed on the stud 41, the top plate 3 is arranged on the stud 41 in a penetrating manner and abuts against the first nut 42, and the second nut 43 is screwed on the stud 41 and abuts against the top plate 3. Specifically, the connecting component 4 is used for fixedly connecting the top plate 3 and the connecting cylinder 1, a threaded hole is formed in the end face of the second end part of the connecting cylinder 1, the stud 41 is screwed in the threaded hole, it is understood that the connecting cylinder 1 is of a cylindrical structure, the cylinder wall of the connecting cylinder has a certain thickness, the threaded hole is axially formed in the cylinder wall of the connecting cylinder 1, and a plurality of threaded holes are uniformly formed along the axial direction; then, the first nuts 42 are screwed on the studs 41, the heights of the first nuts 42 on the studs 41 are adjusted to enable the first nuts 42 to be at the same height, then the top plate 3 is penetrated on the studs 41 and abutted against the first nuts 42, and finally, the second nuts 43 are screwed on the studs 41 and abutted against the top plate 3, so that the position of the top plate 3 is fixed. An operator can adjust the position of the first nut 42 on the stud 41 according to the position of the transmission shaft in the gearbox, so that the position of the top plate 3 on the stud 41 is adjusted to be connected with the electric screwing tool, and the practicability is improved.

Further, as shown in fig. 2, a plurality of weight-reducing grooves 12 are uniformly formed in the second end portion in the circumferential direction. In this embodiment, the connecting tube 1 is provided with a plurality of weight-reducing grooves 12 near the second end, and the weight of the connecting tube 1 can be reduced by the weight-reducing grooves 12, so that the carrying and the transporting are convenient.

Specifically, as shown in fig. 2, a plurality of avoidance notches 31 are uniformly formed in the top plate 3 in the circumferential direction. In this embodiment, a plurality of avoidance notches 31 are uniformly formed on the top plate 3, so that the self-gravity is reduced, and the carrying and the transporting are convenient.

Specifically, as shown in fig. 1 and 2, an end plate 32 is formed between two adjacent relief notches 31, the end plate 32 is matched with the weight-reduction groove 12, and the end plate 32 is movable in the weight-reduction groove 12 in the axial direction. In this embodiment, the connecting component 4 is disposed on the end plate 32, the end plate 32 is matched with the shape of the weight-reducing groove 12, and the weight-reducing groove 12 extends along the axial direction of the connecting cylinder 1, so that the end plate 32 can move along the axial direction in the weight-reducing groove 12, at this time, the connecting cylinder 1 is connected with a workpiece at the end of a transmission shaft in the gear box through the screwing block 2, and the top plate 3 can approach the gear box along the axial direction, so as to shorten the overall length of the workpiece dismounting tool, thereby saving space and improving the flexibility of use.

Further, as shown in fig. 1, a connector 33 for connecting with an electric screwing tool is provided on the top plate 3, and the cross section of the connector 33 is a regular hexagon. Specifically, a connector 33 is arranged in the middle of the top plate 3, and the connector 33 is of a regular hexagonal prism structure; in this embodiment, the electric screwing tool is an electric wrench, and the output end of the electric wrench has a groove with a regular hexagonal prism, so the connector 33 can be matched with the electric screwing tool, thereby effectively transmitting torque.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Work piece dismouting frock, its characterized in that is arranged in the work piece of dismouting gear box transmission shaft tip, includes:

A connecting cylinder (1), the connecting cylinder (1) having a first end and a second end;

The screwing block (2) is arranged at the first end part of the connecting cylinder (1), and the screwing block (2) can be inserted into a screwing groove of the workpiece along the axial direction of the transmission shaft;

The top plate (3), the axial position along connecting cylinder (1) of top plate (3) is adjustable to be set up the second tip of connecting cylinder (1), top plate (3) are used for with electric screw-in instrument connection.

2. The workpiece disassembly and assembly tool according to claim 1, wherein six screwing blocks (2) are arranged, and six screwing blocks (2) are uniformly arranged on the first end part in a ring.

3. The workpiece dismounting tool as claimed in claim 1, characterized in that a collar (11) is provided on the first end, the screwing block (2) being arranged on the collar (11) in a radially position-adjustable manner.

4. A workpiece dismounting tool as claimed in claim 3, characterized in that the convex ring (11) is provided with a sliding groove (112) along the radial direction, the screwing block (2) comprises a horizontal sliding plate (21) and an inserting block (22) arranged on the horizontal sliding plate (21), the horizontal sliding plate (21) is arranged in the sliding groove (112) in a sliding manner, and the inserting block (22) is matched with the screwing groove of the workpiece.

5. The workpiece dismounting tool as claimed in claim 4, further comprising a locking bolt (111), wherein a threaded hole matched with the locking bolt (111) is axially formed in the convex ring (11), the threaded hole is communicated with the sliding groove (112), the locking bolt (111) is screwed into the threaded hole, and the end portion of the locking bolt (111) extending out of the threaded hole is abutted against the horizontal sliding plate (21).

6. The workpiece dismounting tool as claimed in claim 1, further comprising a connecting assembly (4), wherein the connecting assembly (4) comprises a stud (41), a first nut (42) and a second nut (43), the stud (41) is in threaded connection with the second end, the first nut (42) is screwed on the stud (41), the top plate (3) is arranged on the stud (41) in a penetrating manner and abuts against the first nut (42), and the second nut (43) is screwed on the stud (41) and abuts against the top plate (3).

7. The workpiece disassembly and assembly tool according to claim 1, wherein a plurality of weight reduction grooves (12) are uniformly formed in the second end portion along the circumferential direction.

8. The workpiece disassembly and assembly tool according to claim 7, wherein a plurality of avoidance notches (31) are uniformly formed in the top plate (3) along the circumferential direction.

9. The workpiece disassembly and assembly tool according to claim 8, wherein an end plate (32) is formed between two adjacent avoidance notches (31), the end plate (32) is matched with the weight reduction groove (12), and the end plate (32) can move in the weight reduction groove (12) along the axial direction.

10. The workpiece disassembly and assembly tool according to claim 1, wherein a connector (33) for being connected with an electric screwing tool is arranged on the top plate (3), and the cross section of the connector (33) is in a regular hexagon shape.