Surface polishing equipment for metal pipe machining

Abstract

The utility model relates to the technical field of pipeline machining equipment, in particular to surface polishing equipment for metal pipe machining, which is characterized in that driving rollers are arranged on two racks, the two driving rollers in one group are respectively screwed at the front end and the rear end of one rack through bearings, and two polishing belts are respectively sleeved on the two groups of driving rollers in a closed ring shape; the driving shaft is rotationally arranged on the base through a bearing, the shaft end of the driving roller and the driving shaft are arranged in a transmission mode, the two rotating arms are arranged in a bilateral symmetry mode, the rotating arms are rotationally arranged on the base through bearings, the mounting plate is fixedly arranged at the ends, away from the driving shaft, of the rotating arms, and the rack is arranged on the mounting plate; the stepping direction of the polishing belt of the equipment is changed, the structure that the polishing belt moves in the axis direction of a pipeline workpiece is adopted, and a corresponding opening and closing structure is further arranged, so that the equipment adapts to machining of pipeline workpieces in different shapes, the edge of the polishing belt is not in contact with the workpiece, and the smoothness of the polished surface of the workpiece is kept.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline processing equipment, in particular to surface polishing equipment for metal pipe processing. Background Art

[0002] The production and processing of automobile pipe fittings requires grinding and polishing the raw material pipeline workpiece to remove rust and debris on the workpiece surface, so that the workpiece can be easily processed in the next step. The existing metal parts polishing equipment has a belt polishing strip structure, which is driven by a motor wheel to move the polishing belt along the tangential direction of the pipe workpiece surface. When polishing the pipe workpiece, as the workpiece moves step by step, the edge of the polishing belt is likely to scratch the pipe surface to form scratches. Therefore, to address this problem, it is necessary to improve and optimize this type of belt polishing belt equipment so that it will not cause scratches on the workpiece surface during operation. Utility Model Content

[0003] The purpose of the utility model is to address the defects and shortcomings of the existing technology and provide a surface polishing device for metal pipe processing. The device changes the stepping direction of the polishing belt of the device, adopts a structure in which the polishing belt moves along the axis direction of the pipe workpiece, and also provides a corresponding opening and closing structure, so as to adapt to the processing of pipe workpieces of different shapes, and ensure that the edge of the polishing belt does not contact the workpiece, thereby maintaining the flatness of the polished surface of the workpiece.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] It includes a frame, a driving roller, and a polishing belt, wherein the frames are two and are arranged symmetrically on both sides. The driving rollers form a group of two and are respectively arranged on the two frames. The two driving rollers in a group are respectively rotated at the front and rear ends of a frame through bearings. The polishing belts are two and are respectively sleeved on the driving rollers in the two groups in a closed loop. It also includes:

[0006] A base, the base being arranged below the frame;

[0007] A driving shaft, wherein the driving shaft is rotatably mounted on the base through a bearing, and the shaft end of the driving roller is arranged in a transmission manner with the driving shaft;

[0008] A drive motor, wherein the drive motor is fixedly mounted on the base, and an output shaft of the drive motor is in transmission connection with a front end of the drive shaft;

[0009] The rotary arms are two and are arranged symmetrically on both sides. The rotary arms are rotated on the base through bearings, and the rotating shafts of the rotary arms are arranged coaxially with the drive shaft;

[0010] The mounting plate is fixedly arranged on one end of the rotary arm away from the driving shaft, and the frame is arranged on the mounting plate.

[0011] Preferably, the left and right groups of driving rollers are staggered front and back, a transmission shaft is fixedly provided on one end of the driving roller facing the driving shaft, an active bevel gear is fixedly provided on the driving shaft, a driven bevel gear is fixedly provided on the transmission shaft, and the driven bevel gear and the active bevel gear are arranged in one-to-one correspondence and meshed with each other.

[0012] Preferably, a lifting hydraulic rod is fixedly provided on the base, a lifting seat is fixedly provided on the output shaft of the lifting hydraulic rod, two guide frames are fixedly provided on the lifting seat in a left-right symmetrical manner, and the left and right guide frames are respectively mounted on the left and right swing arms, a guide pin is fixedly provided on the side wall of the swing arm, and the guide pin is slidably provided in the guide frame.

[0013] Preferably, a reversing bevel gear is fixedly provided on the driving shaft, and the reversing bevel gear cooperates with the driven bevel gears on the two left transmission shafts.

[0014] Preferably, a stepper slide rail is fixedly provided on the mounting plate on the left, a stepper seat is fixedly provided on the frame on the left, and the stepper seat is slidably mounted on the stepper slide rail, a stepper hydraulic rod is fixedly provided on the mounting plate on the left, and the output shaft of the stepper hydraulic rod is fixedly provided on the stepper seat, and the frame on the right is fixedly provided on the mounting plate on the right.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the surface polishing equipment for metal pipe processing described in the present invention changes the stepping direction of the polishing belt of the equipment, adopts a structure in which the polishing belt moves along the axial direction of the pipe workpiece, and also provides a corresponding opening and closing structure, so as to adapt to the processing of pipe workpieces of different shapes, and ensure that the edge of the polishing belt does not contact the workpiece, thereby maintaining the flatness of the polished surface of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural diagram of the present utility model.

[0017] Figure 2 yes Figure 1 Right front side view.

[0018] Figure 3 It is a structural diagram of the lifting seat, guide frame, rotary arm and mounting plate in the utility model.

[0019] Figure 4 It is a structural schematic diagram of the drive shaft, transmission shaft and drive roller in the utility model.

[0020] Description of reference numerals:

[0021] Frame 1, driving roller 2, polishing belt 3, base 4, driving shaft 5, driving motor 6, swing arm 7, mounting plate 8, transmission shaft 9, active bevel gear 10, driven bevel gear 11, lifting hydraulic rod 12, lifting seat 13, guide frame 14, guide pin 15, reversing bevel gear 16, stepping slide 17, stepping seat 18, stepping hydraulic rod 19. DETAILED DESCRIPTION

[0022] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments in the description are only used as examples. All other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the present invention. Example

[0023] like Figure 1-4 As shown, this embodiment includes a frame 1, a driving roller 2, and a polishing belt 3, wherein the frames 1 are two and are arranged symmetrically on both sides, the driving rollers 2 are grouped into two and are respectively arranged on the two frames 1, and the two driving rollers 2 in one group are respectively rotated at the front and rear ends of one frame 1 through bearings, and the polishing belts 3 are two and are respectively arranged in a closed loop on the driving rollers 2 of the two groups. It also includes:

[0024] A base 4 is provided below the frame 1;

[0025] The rotary arms 7 are two and symmetrically arranged on both sides. The rotary arms 7 are rotated on the base 4 through bearings and the two rotary arms 7 are coaxially arranged;

[0026] A lifting hydraulic rod 12, wherein the lifting hydraulic rod 12 is fixedly arranged on the base 4;

[0027] A lifting seat 13, wherein the lifting seat 13 is fixedly arranged on the output shaft of the lifting hydraulic rod 12;

[0028] The guide frames 14 are two and fixedly arranged on the lifting base 13 in a left-right symmetrical manner. The left and right guide frames 14 are respectively mounted on the left and right rotary arms 7;

[0029] A guide pin 15, wherein the guide pin 15 is fixedly mounted on the side wall of the rotary arm 7 and is movably inserted into the guide frame 14;

[0030] The mounting plate 8 is fixedly mounted on the movable end of the swing arm 7, and the right side frame 1 is fixedly mounted on the right side mounting plate 8;

[0031] A stepping rail 17, wherein the stepping rail 17 is fixedly arranged on the mounting plate 8 on the left side;

[0032] The stepping seat 18 is fixedly arranged on the left side of the frame 1, and the stepping seat 18 is slidably arranged on the stepping rail 17;

[0033] A stepping hydraulic rod 19, wherein the stepping hydraulic rod 19 is fixedly arranged on the mounting plate 8 on the left side, and the output shaft of the stepping hydraulic rod 19 is fixedly arranged on the stepping seat 18;

[0034] The drive shaft 5 is rotatably mounted on the base 4 via a bearing, and the drive shaft 5 and the rotary arm 7 are coaxially arranged;

[0035] The drive motor 6 is fixedly mounted on the base 4, and the output shaft of the drive motor 6 is in transmission connection with the front end of the drive shaft 5;

[0036] Active bevel gears 10, which are in two groups and fixedly mounted on the drive shaft 5;

[0037] A transmission shaft 9, wherein the transmission shaft 9 is fixedly arranged at the end of the driving roller 2;

[0038] Driven bevel gears 11, which are divided into two groups and fixedly arranged on the transmission shafts 9 on the left and right sides, and the two groups of driven bevel gears 11 are respectively meshed with the two groups of active bevel gears 10;

[0039] The reversing bevel gear 16 is fixedly arranged on the driving shaft 5, and the reversing bevel gear 16 is matched with the driven bevel gear 11 on the left transmission shaft 9.

[0040] By adopting the technical solution disclosed in this utility model, it is possible to achieve:

[0041] When using this device, first adjust the opening and closing angle between the left and right rotary arms 7 according to the type of pipe to be polished, so as to adjust the opening and closing width between the left and right frames 1, so as to clamp the pipe between the polishing belts 3 on the left and right sides, and polish the outer wall of the pipe by moving the polishing belt 3. When placing the pipe, place the radial axis of the pipe in the front-to-back direction, and the moving direction of the polishing belt 3 is also the front-to-back direction, so that the polishing belt 3 moves along the radial direction of the pipe to achieve polishing, and rotates the pipe in the process, so as to achieve The polishing belt 3 covers the outer wall of the pipeline; when adjusting the spacing between the left and right polishing belts 3, the lifting seat 13 is driven to move by the lifting hydraulic rod 12, so that the lifting seat 13 drives the guide frame 14 to move in the up and down directions, so that the guide frame 14 moves and causes the guide pin 15 to slide in the guide frame 14, so that the guide pin 15 drives the rotary arm 7 to rotate, the rotary arm 7 drives the mounting plate 8 to rotate and move, and the mounting plate 8 drives the machine to move, and finally the frame 1 drives the polishing belt 3 to move and adjust the spacing. When the lifting seat 13 descends, the space between the two rotary arms 7 is reduced. When the lifting seat 13 rises, the two rotary arms 7 close, thereby reducing the distance between the two polishing belts 3; the driving motor 6 drives the driving shaft 5 to rotate, and the driving shaft 5 drives the transmission shaft 9 to rotate through the mutually meshing active bevel gear 10 and the driven bevel gear 11, so that the transmission shaft 9 drives the driving roller 2 to rotate, and the driving roller 2 drives the polishing belt 3 to step to achieve polishing work. When the two driven bevel gears 11 on the left are meshed with the active bevel gear 10, the rotation direction of the driving shafts 5 on the left and right sides is the same, that is, the left and right polishing belts 3 The stepping direction against the side wall of the pipe is opposite, and the stepping seat 18 is pushed to move on the stepping slide rail 17 by the stepping hydraulic rod 19, so that the stepping seat 18 drives the frame 1 on the left to move and then drives the two transmission shafts 9 on the left to move, so that the transmission shaft 9 on the left drives the driven bevel gear 11 thereon to disengage from the corresponding active bevel gear 10 and engage with the corresponding driven bevel gear 11, so that the rotation directions of the transmission shafts 9 on the left and right sides are opposite, and then the rotation directions of the drive shafts 5 of the left and right groups are opposite, that is, the stepping directions of the left and right polishing belts 3 against one side of the pipe are the same.

[0042] The technical advantages that can be achieved by adopting the above technical solution are as follows:

[0043] 1. This device is provided with a swing arm 7 that can be opened and closed and moved, and a mounting plate 8 is provided on the swing arm 7. A polishing belt 3 that is driven by a driving roller 2 and moves in a stepwise manner is provided. Thus, the device can be opened and supported to hold the pipe workpiece, and the surface of the workpiece can be polished by the movement of the polishing belt 3.

[0044] 2. This device sets one of the frames 1 as a movable structure, and both polishing belts 3 are driven by the drive shaft 5. By controlling the movement of the frame 1, combined with the active bevel gear 10, the driven bevel gear 11, and the reversing bevel gear 16, the direction of one of the polishing belts 3 can be changed, thereby achieving different polishing methods for the workpiece.

[0045] For those skilled in the art, they can modify the technical solutions described in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the scope of protection of the present utility model.

Claims

1. A surface polishing device for metal pipe processing, comprising a frame (1), a driving roller (2), and a polishing belt (3), wherein the frames (1) are two and are arranged symmetrically on both sides, the driving rollers (2) are two in a group and are respectively arranged on the two frames (1), the two driving rollers (2) in a group are respectively rotated at the front and rear ends of one frame (1) through bearings, and the polishing belts (3) are two and are respectively arranged in a closed ring shape on the driving rollers (2) of the two groups; characterized in that It also contains: A base (4), wherein the base (4) is arranged below the frame (1); A driving shaft (5), wherein the driving shaft (5) is rotatably mounted on the base (4) via a bearing, and the shaft end of the driving roller (2) is arranged in a transmission manner with the driving shaft (5); A drive motor (6), wherein the drive motor (6) is fixedly mounted on the base (4), and an output shaft of the drive motor (6) is connected to a front end of the drive shaft (5) in a transmission manner; The rotary arms (7) are two and are arranged symmetrically on both sides. The rotary arms (7) are rotatably mounted on the base (4) via bearings, and the rotating shafts of the rotary arms (7) are coaxially arranged with the drive shaft (5); The mounting plate (8) is fixedly mounted on one end of the rotary arm (7) away from the drive shaft (5), and the frame (1) is mounted on the mounting plate (8).

2. The surface polishing equipment for metal pipe processing according to claim 1, characterized in that: The left and right groups of driving rollers (2) are staggered in front and back. A transmission shaft (9) is fixedly provided on one end of the driving roller (2) facing the driving shaft (5). A driving bevel gear (10) is fixedly provided on the driving shaft (5). A driven bevel gear (11) is fixedly provided on the transmission shaft (9). The driven bevel gear (11) and the driving bevel gear (10) are meshed with each other in a one-to-one correspondence.

3. The surface polishing equipment for metal pipe processing according to claim 2, characterized in that: A lifting hydraulic rod (12) is fixedly provided on the base (4), a lifting seat (13) is fixedly provided on the output shaft of the lifting hydraulic rod (12), two guide frames (14) are fixedly provided on the lifting seat (13) in a left-right symmetrical manner, and the left and right guide frames (14) are respectively mounted on the left and right swing arms (7), a guide pin (15) is fixedly provided on the side wall of the swing arm (7), and the guide pin (15) is slidably provided in the guide frame (14).

4. The surface polishing equipment for metal pipe processing according to claim 3, characterized in that: A reversing bevel gear (16) is fixedly provided on the driving shaft (5), and the reversing bevel gear (16) and the driven bevel gears (11) on the two left transmission shafts (9) are arranged in cooperation with each other.

5. The surface polishing equipment for metal pipe processing according to claim 4, characterized in that: A stepping slide rail (17) is fixedly provided on the left mounting plate (8), a stepping seat (18) is fixedly provided on the left frame (1), and the stepping seat (18) is slidably mounted on the stepping slide rail (17), a stepping hydraulic rod (19) is fixedly provided on the left mounting plate (8), and an output shaft of the stepping hydraulic rod (19) is fixedly provided on the stepping seat (18), and the right frame (1) is fixedly provided on the right mounting plate (8).

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