阅读说明：本技术 一种坡口机切削机构 (Beveling machine cutting mechanism ) 是由 尚君辉 周波 田佳佳 章琢 于 2020-04-22 设计创作，主要内容包括：本发明公开了一种坡口机切削机构,包括主轴、驱动刀盘、底座、带小齿轮的驱动马达、进给机构；所述驱动刀盘与所述主轴配合连接,所述驱动刀盘与所述主轴滑动连接；所述驱动刀盘与所述底座同轴连接；所述驱动马达与所述底座配合连接；所述进给机构分别与所述驱动刀盘、所述底座紧固连接。本发明通过将切削机构设计成整体式结构,在进给机构作用下,整体再轴向运动,解决大齿轮与小齿轮轴向摩擦难题,同时可简化操作,减少浪费。(The invention discloses a cutting mechanism of a beveling machine, which comprises a main shaft, a driving cutter head, a base, a driving motor with a pinion and a feeding mechanism, wherein the main shaft is fixedly connected with the base; the driving cutter head is matched and connected with the main shaft, and the driving cutter head is connected with the main shaft in a sliding manner; the driving cutter head is coaxially connected with the base; the driving motor is connected with the base in a matching way; the feeding mechanism is respectively and fixedly connected with the driving cutter head and the base. The cutting mechanism is designed into an integral structure, and the integral structure axially moves under the action of the feeding mechanism, so that the problem of axial friction between the large gear and the small gear is solved, the operation can be simplified, and the waste is reduced.)

1. A beveling machine cutting mechanism is characterized by comprising a main shaft (1), a driving cutter head (2), a base (3), a driving motor (4) with a pinion and a feeding mechanism (5); the driving cutter head (2) is connected with the main shaft (1) in a matched mode, and the driving cutter head (2) is connected with the main shaft (1) in a sliding mode; the driving cutter head (2) is coaxially connected with the base (3); the driving motor (4) is connected with the base (3) in a matching way; and the feeding mechanism (5) is respectively and fixedly connected with the driving cutter head (2) and the base (3).

2. The beveling machine cutting mechanism according to claim 1, wherein the drive cutter (2) comprises a large shaft sleeve (6), a bearing (7), a gearwheel (8) and a cutter (9), the large shaft sleeve (6) is connected with the gearwheel (8) through the bearing (7), the cutter (9) is fixedly connected with the large shaft sleeve (6), and the gearwheel (8) is connected with the pinion of the drive motor (4) in a meshed manner.

3. The beveling machine cutting mechanism according to claim 2, wherein the cutter head (9) is in fit connection with the main shaft (1) through a flat key.

4. The beveling machine cutting mechanism according to claim 2, wherein the cutter head (9) is slidably mounted on the outer peripheral surface of the main shaft (1).

5. The beveling machine cutting mechanism according to claim 2, wherein the base (3) comprises a lifting lug plate (10), a base structure (11) and a mounting sleeve (12), the lifting lug plate (10) is fixedly mounted above the base structure (11), and the mounting sleeve (12) is fixedly arranged in the middle of the mounting sleeve (12).

6. The beveling machine cutting mechanism according to claim 5, wherein one side end of the mounting sleeve (12) is fixedly connected with the feeding mechanism (5), the outer wall of the large shaft sleeve (6) is embedded in the inner wall of the mounting sleeve (12), and the base structure (11) is fixedly connected with the cutter head (9).

7. The beveling machine cutting mechanism according to claim 6, wherein the main shaft (1) is in fit connection with the large shaft sleeve (6) sequentially through the center of the cutter head (9).

8. Beveler cutting mechanism according to claim 5, characterized in that the drive motor (4) is firmly connected to the base structure (11).

9. The beveling machine cutting mechanism according to claim 2, wherein a rotary cutter holder is mounted on the cutter head (9).

10. The beveling machine cutting mechanism according to claim 1, wherein the driving motor (4) drives the driving cutter (2) to move rotationally, and the feeding mechanism (5) drives the driving cutter (2), the base (3) and the driving motor (4) to move axially integrally, so that the main shaft (1) is kept in a fixed state.

Technical Field

The invention relates to a cutting mechanism of a beveling machine, belonging to the technical field of pipeline construction.

Background

The pipeline beveling machine is special equipment for beveling the end face of a pipeline before welding, and comprises a tensioning mechanism, a cutting mechanism, a feeding mechanism, an operation and control system and the like. The pipeline beveling machine belongs to a movable small-sized numerical control machining center and is mainly used for field construction.

The pipeline construction in China is developing towards the direction of high quality, high technology and high efficiency, and a large amount of special equipment such as a pipeline intermediate frequency heater, a pipeline welding power supply vehicle, a pipeline internal welding machine, a pipeline aligning device, a pipeline beveling machine and the like is developed aiming at the pipeline construction, wherein the pipeline end face beveling machine is important equipment in the pipeline beveling. As the construction of large-caliber thick-wall pipelines of long-distance pipelines is in the peak period, the automatic welding of the pipelines is developed rapidly, the functions of single-side welding and double-side forming or inner welding machine root welding are widely adopted in the pipeline welding, and the two processes need to adopt a pipeline end face beveling machine to process bevels.

The beveling machine generally comprises a tensioning device, a cutting mechanism, a driving device, an operating system, a feeding mechanism and the like, wherein the cutting mechanism generally mainly comprises an installation base, a driving motor (with a pinion), a gearwheel, a driving cutterhead, a bearing and the like, the gearwheel is rigidly connected with the driving cutterhead, the driving motor drives the gearwheel to rotate, the feeding mechanism drives the gearwheel to move forwards and backwards in the axial direction to realize feeding, namely the gearwheel and the pinion are meshed to rotate, and the gearwheel also needs to slide on the pinion in the axial direction.

Disclosure of Invention

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a beveling machine cutting mechanism of the present invention.

Fig. 2 is a schematic structural view of a preferred embodiment of the drive head of the present invention.

Fig. 3 is a schematic structural view of a preferred embodiment of the base of the present invention.

The meanings of the symbols in the figures: the method comprises the following steps of 1-main shaft, 2-driving cutter head, 3-base, 4-driving motor, 5-feeding mechanism, 6-large shaft sleeve, 7-bearing, 8-large gear, 9-cutter head, 10-hoisting lug plate, 11-base structure and 12-installation sleeve.

Detailed Description

The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1, the invention provides a beveling machine cutting mechanism, which comprises a main shaft 1, a driving cutter head 2, a base 3, a driving motor 4 with a pinion, and a feeding mechanism 5; the driving cutter head 2 is matched and connected with the main shaft 1, and the driving cutter head 2 is in sliding connection with the main shaft 1; the driving cutter head 2 is coaxially connected with the base 3; the driving motor 4 is connected with the base 3 in a matching way; the feeding mechanism 5 is respectively and tightly connected with the driving cutter head 2 and the base 3.

As a preferred embodiment, the driving cutter head 2 comprises a large shaft sleeve 6, a bearing 7, a large gear 8 and a cutter head 9, wherein the large shaft sleeve 6 is connected with the large gear 8 in a matching way through the bearing 7, the cutter head 9 is fixedly connected with the large shaft sleeve 6, and the large gear 8 is connected with a small gear of the driving motor 4 in a meshing way.

The base 3 comprises a hoisting lug plate 10, a base structure 11 and a mounting sleeve 12, wherein the hoisting lug plate 10 is fixedly mounted above the base structure 11, and the mounting sleeve 12 is fixedly arranged in the middle of the mounting sleeve 12.

In a preferred embodiment, one end of the mounting sleeve 12 is fastened to the feeding mechanism 5, the outer wall of the large sleeve 6 is embedded in the inner wall of the mounting sleeve 12, and the base structure 11 is fastened to the cutter head 9.

As a preferred embodiment, the driving motor 4 drives the driving cutter head 2 to rotate, and the feeding mechanism 5 drives the driving cutter head 2, the base 3 and the driving motor 4 to move axially integrally, and the main shaft 1 is kept in a fixed state.

The working principle of the invention is as follows: firstly, a driving cutter disc 2 is connected with a main shaft 1 through a flat key, the driving cutter disc 2 can slide on the main shaft 1, then a base 3 is connected with the driving cutter disc 2 through a bolt, the driving cutter disc 2 and the base 3 are coaxial, then a driving motor 4 is tightly connected with the base 3 through a bolt, the meshing of a large gear and a small gear is guaranteed, finally a feeding mechanism 5 is tightly connected with the base 3 through a bolt, and meanwhile, the feeding mechanism is connected with the driving cutter disc 2 through a screw and a nut; the driving cutter head 2 can rotate under the drive of the driving motor 4, the driving cutter head 2, the base 3 and the driving motor 4 move axially integrally under the drive of the feeding mechanism 5, and the main shaft 1 is fixed in all the movement processes.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.