CN215788093U

CN215788093U - Main shaft assembly of table type pipe cutting and threading machine

Info

Publication number: CN215788093U
Application number: CN202122126540.2U
Authority: CN
Inventors: 谢红伍; 费晨晨
Original assignee: Hangzhou Hongli Pipe Machinery Co ltd
Current assignee: Hangzhou Hongli Pipe Machinery Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-02-11
Anticipated expiration: 2031-09-01

Abstract

The utility model relates to a main shaft assembly of a table type pipe cutting and threading machine, and belongs to the field of external thread machining equipment. The hammer drill comprises a front chuck, a rear chuck, a main shaft and a hammering disc, wherein the front chuck is arranged at one end of the main shaft, the rear chuck is arranged at the other end of the main shaft, and the hammering disc is arranged on the front chuck. The spindle gear is installed on the spindle, and the front chuck is installed on the spindle gear. The spindle device further comprises a spindle bearing, and the spindle bearing is sleeved on the spindle. Preceding chuck includes preceding chuck body, preceding chucking dish and preceding chucking piece, preceding chuck body is installed on main shaft gear, preceding chucking dish and preceding chucking piece are all installed on the chuck body, preceding chucking piece cooperates with preceding chucking dish, preceding chucking dish cooperates with the hammering dish.

Description

Main shaft assembly of table type pipe cutting and threading machine

Technical Field

The utility model relates to a main shaft assembly of a table type pipe cutting and threading machine, belonging to the field of external thread processing equipment; the device is mainly used for processing outer pipe threads and cutting off pipe fittings in pipeline connection in industries such as building, fire fighting, petroleum and chemical engineering, and can also be used for installing pipe joints for pipe fittings with processed outer pipe threads; in addition, the equipment can also process metric external threads.

Background

The threading machine is also called an electric threading machine, an electric pipe cutting threading machine, a wire twisting machine, a pipe thread threading machine and a steel bar threading machine. The threading machine electrically drives a manual pipe thread strander before 1980, so that the pipe thread processing during the pipeline installation becomes easy and quick, and the labor intensity of pipeline installation workers is reduced. When the external thread of a pipe fitting is machined by using a threading machine, a replacing part needs to be clamped, and a spindle assembly in the prior art is not firm enough in clamping the pipe fitting, so that the external thread of the pipe fitting is inconvenient to machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide the main shaft assembly of the table type pipe cutting and threading machine with reasonable structural design.

The technical scheme adopted by the utility model for solving the problems is as follows: the main shaft assembly of the table type pipe cutting and threading machine is structurally characterized in that: including preceding chuck, back chuck, main shaft and hammering dish, the one end at the main shaft is installed to preceding chuck, the other end at the main shaft is installed to back chuck, hammering dish is installed in the front on the chuck.

Further, still include the main shaft gear, the main shaft gear is installed on the main shaft, preceding chuck is installed on the main shaft gear.

Further, the device also comprises a main shaft bearing, wherein the main shaft bearing is sleeved on the main shaft.

Further, preceding chuck includes preceding chuck body, preceding chucking dish and preceding chucking piece, preceding chuck body is installed on main shaft gear, preceding chucking dish and preceding chucking piece are all installed on the chuck body, preceding chucking piece cooperates with preceding chucking dish, preceding chucking dish cooperates with the hammering dish.

Further, preceding chuck still includes preceding chucking dish hammering piece, preceding chucking dish hammering piece sets up in the front on the chucking dish.

Further, hammering dish includes hammering dish body and hammering dish hammering piece, hammering dish hammering piece sets up on hammering dish body, and hammering dish hammering piece and preceding chucking dish hammering piece cooperation.

Further, the back chuck includes back chuck body, back chucking dish and back chucking piece, back chuck body is installed on the main shaft, back chucking dish and back chucking piece are all installed on back chuck body, back chucking dish cooperates with back chucking piece, back chucking piece cooperates with back chuck body.

Compared with the prior art, the utility model has the following advantages: the front chuck, the rear chuck and the main shaft are supported by a main shaft bearing, the main shaft bearing is a deep groove ball bearing, the front chuck and the main shaft are fixed by inner hexagonal cylindrical head screws, and the rear chuck and the main shaft are fixed by groove pins of B-shaped half-long conical grooves; when the hammering disk is rotated in the screwing direction, the front clamping block in the front chuck body moves towards the center to clamp the pipe to be machined, and when the hammering disk is rotated in the unscrewing direction, the front clamping block in the front chuck body moves away from the center to loosen the pipe to be machined; meanwhile, the rear clamping block can move towards the center or the periphery of the main shaft on the rear chuck body by rotating the rear clamping disc, and then the pipe fitting is clamped or loosened.

Drawings

Fig. 1 is an exploded view of a spindle assembly according to an embodiment of the present invention.

Fig. 2 is an exploded view of the spindle assembly according to the embodiment of the present invention.

Fig. 3 is a front view structural schematic diagram of the spindle assembly according to the embodiment of the present invention.

Fig. 4 is a schematic view of the sectional structure I-I in fig. 3.

Fig. 5 is a schematic perspective view of a spindle assembly according to an embodiment of the present invention.

In the figure: front chuck A1, rear chuck A2, main shaft A3, hammering disk A4, main shaft gear A5, main shaft bearing A6,

A front chuck body A11, a front clamping disc A12, a front clamping block A13, a front clamping disc hammering block A14,

A rear chuck body A21, a rear clamping disc A22, a rear clamping block A23,

Hammer disk body a41, hammer disk hammer block a 42.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

Examples are given.

Referring to fig. 1 to 5, it should be understood that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical essence, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope of the present invention without affecting the functions and the achievable objectives of the present invention. In the present specification, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the relative positions may be changed or adjusted without substantial technical changes.

The main shaft assembly of the bench type pipe cutting and threading machine in the embodiment comprises a front chuck A1, a rear chuck A2, a main shaft A3, a hammering disk A4, a main shaft gear A5 and a main shaft bearing A6, wherein the front chuck A1 is installed at one end of the main shaft A3, the main shaft gear A5 is installed on a main shaft A3 under normal conditions, the front chuck A1 is installed on a main shaft gear A5, the rear chuck A2 is installed at the other end of the main shaft A3, the hammering disk A4 is installed on the front chuck A1, and the main shaft bearing A6 is sleeved on the main shaft A3.

The front chuck A1 in the embodiment comprises a front chuck body A11, a front chuck disk A12, a front chuck block A13 and a front chuck disk hammering block A14, the front chuck body A11 is mounted on a spindle gear A5, the front chuck disk A12 and the front chuck block A13 are both mounted on a chuck body A11, the front chuck block A13 is matched with the front chuck disk A12, the front chuck disk A12 is matched with a hammering disk A4, and the front chuck disk hammering block A14 is arranged on the front chuck disk A12.

Hammer disk a4 in this embodiment includes hammer disk body a41 and hammer disk hammer block a42, hammer disk hammer block a42 is disposed on hammer disk body a41, and hammer disk hammer block a42 cooperates with front chuck disk hammer block a 14.

The rear chuck A2 in this embodiment includes rear chuck body A21, rear chuck disk A22 and rear chuck block A23, and rear chuck body A21 is installed on main shaft A3, and rear chuck disk A22 and rear chuck block A23 are all installed on rear chuck body A21, and rear chuck disk A22 cooperates with rear chuck block A23, and rear chuck block A23 cooperates with rear chuck body A21.

Specifically, a front chuck A1, a rear chuck A2 and a main shaft A3 are supported through a main shaft bearing A6, the main shaft bearing A6 is a deep groove ball bearing, the front chuck A1 and the main shaft A3 are fixed through 3 inner hexagonal socket head screws (M6X45), and the rear chuck A2 and the main shaft A3 are fixed through 3 groove pins 5X14 with B-shaped half-long conical grooves; when the hammering disk A4 is rotated in the screwing direction, the front clamping block A13 in the front chuck body A11 moves towards the center to clamp the pipe to be processed, and when the hammering disk A4 is rotated in the unscrewing direction, the front clamping block A13 in the front chuck body A11 moves away from the center to loosen the pipe to be processed; meanwhile, the rear clamping block A23 can move towards the center or the periphery of the main shaft A3 on the rear chuck body A21 by rotating the rear clamping disc A22, and the pipe fitting is clamped or loosened.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the utility model are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a main shaft assembly of desk-top pipe cutting mantle fiber machine which characterized in that: including preceding chuck (A1), back chuck (A2), main shaft (A3) and hammering dish (A4), the one end at main shaft (A3) is installed in preceding chuck (A1), the other end at main shaft (A3) is installed in back chuck (A2), hammering dish (A4) is installed in front on chuck (A1).

2. The spindle assembly of a bench type pipe cutting and threading machine according to claim 1, wherein: further comprising a spindle gear (A5), the spindle gear (A5) being mounted on the spindle (A3), the front chuck (A1) being mounted on the spindle gear (A5).

3. The spindle assembly of a bench type pipe cutting and threading machine according to claim 1, wherein: the automatic transmission also comprises a main shaft bearing (A6), wherein the main shaft bearing (A6) is sleeved on the main shaft (A3).

4. The spindle assembly of a bench type pipe cutting and threading machine according to claim 1, wherein: preceding chuck (A1) includes preceding chuck body (A11), preceding chucking dish (A12) and preceding chucking piece (A13), preceding chuck body (A11) is installed on spindle gear (A5), preceding chucking dish (A12) and preceding chucking piece (A13) are all installed on chuck body (A11), preceding chucking piece (A13) and preceding chucking dish (A12) cooperation, preceding chucking dish (A12) and hammering dish (A4) cooperation.

5. The spindle assembly of the bench type pipe cutting and threading machine according to claim 4, wherein: the front chuck (a 1) further includes a front chuck hammer block (a 14), the front chuck hammer block (a 14) being disposed on the front chuck (a 12).

6. The spindle assembly of a bench type pipe cutting and threading machine according to claim 1, wherein: hammering dish (A4) includes hammering dish body (A41) and hammering dish hammering piece (A42), hammering dish hammering piece (A42) sets up on hammering dish body (A41), and hammering dish hammering piece (A42) and preceding chucking dish hammering piece (A14) cooperation.

7. The spindle assembly of a bench type pipe cutting and threading machine according to claim 1, wherein: rear chuck (A2) includes rear chuck body (A21), back chucking dish (A22) and back chucking piece (A23), install on main shaft (A3) rear chuck body (A21), back chucking dish (A22) and back chucking piece (A23) are all installed on rear chuck body (A21), back chucking dish (A22) and back chucking piece (A23) cooperation, back chucking piece (A23) and rear chuck body (A21) cooperation.