CN216707099U

CN216707099U - Round tube inner wall polishing tool

Info

Publication number: CN216707099U
Application number: CN202220058760.8U
Authority: CN
Inventors: 秦云敏; 秦树强; 秦树春
Original assignee: Nanjing Zhong Bo Machinery Manufacturing Co ltd
Current assignee: Nanjing Zhong Bo Machinery Manufacturing Co ltd
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-06-10
Anticipated expiration: 2032-01-11

Abstract

The utility model discloses a circular tube inner wall polishing tool, which comprises a rack and a polishing mechanism arranged on the rack, wherein the polishing mechanism comprises a limiting component for limiting the movement of a circular tube, a grinding component for polishing the inner wall of the circular tube and a transmission component for driving the grinding component to move back and forth.

Description

Round tube inner wall polishing tool

Technical Field

The utility model relates to the technical field of circular tube polishing, in particular to a circular tube inner wall polishing tool.

Background art:

during pipe machining, the pipe is often subjected to the conditions that the outer side of the pipe is intact, but the inner part of the pipe is rough and even rusts, so that the inner part of the pipe needs to be polished to ensure that the pipe can obtain an intact pipe before being used. Traditional processing equipment needs manual operation, and it wastes time and energy to polish, needs the staff to possess certain professional technical ability moreover, and unsuitable mechanized processing needs a quick processing equipment for the efficiency of improvement processing, increase of production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a circular tube inner wall polishing tool to overcome the defects of low manual processing speed and high technical requirement in the prior art.

The utility model provides a pipe inner wall polishing frock, includes the frame and locates polishing mechanism in the frame, polishing mechanism is including the spacing subassembly that the restriction pipe removed, carry out the grinding subassembly that polishes and drive to the pipe inner wall grinding subassembly round trip movement's transmission assembly.

Furthermore, the limiting assembly comprises a driving roller and a driven roller which are arranged on the rack in a parallel rotating mode, a limiting part arranged above the centers of the driving roller and the driven roller, and a driving part driving the driving roller to rotate.

Furthermore, the driving part comprises a toothed chain meshed and connected with one end of the driving roller and a roller driving motor fixedly arranged on the rack and meshed and connected with the other end of the toothed chain.

Furthermore, the limiting part comprises a lifting cylinder fixedly connected with the rack through a support and a driven pinch roller rotatably connected with the output end of the lifting cylinder.

Furthermore, the grinding assembly comprises a main shaft arranged above the driving roller and the driven roller in parallel and a polishing head detachably arranged at the front end of the main shaft.

Furthermore, the transmission assembly comprises a sliding plate which is slidably connected with the rack through a guide rail, a speed change cabinet which is fixedly arranged on the sliding plate and is rotatably connected with the main shaft, and a main shaft driving motor which is fixedly connected with the sliding plate and drives the main shaft to rotate through a transmission belt.

Furthermore, the variable-speed cabinet is provided with a rotating shaft fixedly connected with the main shaft, and the transmission belt is clamped and connected with the rotating shaft.

The utility model has the advantages that: this kind of pipe inner wall polishing frock can be with the fixed back of pipe through the spacing subassembly that sets up, and rethread transmission assembly drives the grinding subassembly and carries out the processing of polishing to the inner wall of pipe, and this kind of polishing frock, easy operation need not professional technical personnel and operates, only needs an auxiliary worker just can accomplish, and the speed of polishing is fast moreover, and is efficient.

Drawings

FIG. 1 is a schematic view of the present invention.

Fig. 2 is a schematic front view of the present invention.

Fig. 3 is a schematic top view of the present invention.

Wherein: 1-a frame, 2-a driving roller, 3-a driven roller, 4-a polishing head, 5-a guide rail, 6-a main shaft, 7-a transmission belt, 8-a main shaft driving motor, 9-a roller driving motor, 10-a toothed chain, 11-a lifting cylinder, 12-a driven pinch roller, 13-a sliding plate, 14-a speed changing cabinet and 15-a rotating shaft.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.

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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1 to 3, a circular tube inner wall polishing tool includes a frame 1 and a polishing mechanism disposed on the frame 1, where the polishing mechanism includes a limiting component for limiting movement of a circular tube, a grinding component for polishing the circular tube inner wall, and a transmission component for driving the grinding component to move back and forth.

In this embodiment, spacing subassembly is located including parallel rotation drive roll 2 and driven cylinder 3 in the frame 1, locate drive roll 2 with spacing part and the drive of 3 center tops of driven cylinder 2 pivoted drive part, the pipe that will need the polishing is placed between drive roll 2 and driven cylinder 3, owing to leave the space between the two, consequently can drive the pipe after drive roll 2 rotates and rotate, the pipe passes through frictional force and drives driven cylinder 3 and rotate, and parallel drive roll 2 and the driven cylinder 3 that set up can make the pipe keep the level, prevent that the pipe from rolling at the in-process of polishing.

In this embodiment, the driving component includes a toothed chain 10 engaged with one end of the driving roller 2 and a roller driving motor 9 fixedly disposed on the frame 1 and engaged with the other end of the toothed chain 10, the roller driving motor 9 drives the driving roller 2 to rotate through the toothed chain 10 after running, and a gear having a certain differential ratio with an output end of the roller driving motor 9 can be connected to one end of the driving roller 2 as required, so as to better control the rotation speed of the driving roller 2.

In this embodiment, spacing part include through the support with 1 fixed connection's of frame lift cylinder 11 and with the driven pinch roller 12 of connecting is rotated to lift cylinder 11's output, after placing the pipe between drive roll 2 and driven voller cylinder 3, will start lift cylinder 11 and can push down driven pinch roller 12 to guarantee that the pipe can not drop at the polishing in-process, restrict polishing that can be better behind the activity space of pipe simultaneously.

In this embodiment, the grinding assembly includes that the parallel is located drive drum 2 with main shaft 6 above the driven drum 3 and can dismantle and locate the burnishing head 4 of 6 front ends of main shaft, burnishing head 4 can be changed according to the inner wall size of pipe to handle the pipe of multiple different inner walls.

In this embodiment, the transmission assembly includes a sliding plate 13 slidably connected to the frame 1 through a guide rail 5, a gear box 14 fixedly disposed on the sliding plate 13 and rotatably connected to the spindle 6, and a spindle driving motor 8 fixedly connected to the sliding plate 13 and driving the spindle 6 to rotate through a transmission belt 7, a rotating shaft 15 fixedly connected to the spindle 6 is disposed on the gear box 14, the transmission belt 7 is engaged with and connected to the rotating shaft 15, the guide rail 5 may be an electric guide rail and automatically moves back and forth after being started, or moves back and forth through being driven by a servo motor or is manually pushed back and forth, a bearing rotatably connected to the spindle 6 is disposed inside the gear box 14, the rotating shaft 15 and the spindle 6 may be fixedly connected, or connected after being shifted through a gear set, the spindle driving motor 8 drives the rotating shaft 15 to rotate through the transmission belt 7 after operating, then the main shaft 6 rotates along with the main shaft to polish the inner wall of the circular tube.

The working process and principle are as follows:

based on the above, this kind of polishing frock is at the during operation, puts the product between drive cylinder and driven cylinder, and lift cylinder will descend and drive driven pinch roller and compress tightly the product. The roller driving motor drives the driving roller to rotate through the transmission of the toothed chain, and the product is driven to rotate because the product is tightly pressed on the driving roller and the driven roller. The main shaft driving motor drives the main shaft to rotate and drives the polishing head to rotate, and the inner hole is polished by moving the guide rail back and forth. The polishing head at the main shaft end can be replaced according to the different diameters and wall thicknesses of the pipe materials, so that the pipe materials with different sizes can be adapted.

It will be appreciated by those skilled in the art that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or are equivalent to the scope of the utility model are intended to be embraced therein.

Claims

1. The utility model provides a pipe inner wall polishing frock, includes frame (1) and locates polish mechanism in frame (1), its characterized in that, polish mechanism including the spacing subassembly that the restriction pipe removed, carry out the grinding subassembly that polishes and drive the pipe inner wall the transmission assembly of grinding subassembly round trip movement.

2. The tool for polishing the inner wall of the circular tube according to claim 1, wherein: the limiting assembly comprises a driving roller (2) and a driven roller (3) which are arranged on the rack (1) in a parallel rotating mode, a limiting part arranged above the centers of the driving roller (2) and the driven roller (3) and a driving part driving the driving roller (2) to rotate.

3. The tool for polishing the inner wall of the circular tube according to claim 2, wherein: the driving part comprises a toothed chain (10) meshed and connected with one end of the driving roller (2) and a roller driving motor (9) fixedly arranged on the rack (1) and meshed and connected with the other end of the toothed chain (10).

4. The tool for polishing the inner wall of the circular tube according to claim 3, wherein: the limiting part comprises a lifting cylinder (11) fixedly connected with the rack (1) through a support and a driven pressing wheel (12) rotatably connected with the output end of the lifting cylinder (11).

5. The tool for polishing the inner wall of the circular tube according to claim 4, wherein: the grinding assembly comprises a main shaft (6) arranged above the driving roller (2) and the driven roller (3) in parallel and a polishing head (4) detachably arranged at the front end of the main shaft (6).

6. The tool for polishing the inner wall of the circular tube according to claim 5, wherein: the transmission assembly comprises a sliding plate (13) which is in sliding connection with the rack (1) through a guide rail (5), a variable speed cabinet (14) which is fixedly arranged on the sliding plate (13) and is in rotating connection with the main shaft (6), and a main shaft driving motor (8) which is fixedly connected with the sliding plate (13) and drives the main shaft (6) to rotate through a transmission belt (7).

7. The tool for polishing the inner wall of the circular tube according to claim 6, wherein: the transmission cabinet (14) is provided with a rotating shaft (15) fixedly connected with the main shaft (6), and the transmission belt (7) is connected with the rotating shaft (15) in a clamping manner.