Rotary surface multi-surface synchronous polishing equipment for pipe production
By designing a multi-faceted synchronous polishing device for rotating surfaces, using mobile guide rails, electronic slide rails, extrusion heads and polishing devices, the problem of poor adaptability of pipe fixing and polishing in the prior art is solved, and stable fixing and efficient polishing of pipes of different sizes is achieved.
Patent Information
- Application Number
- CN202411989233.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-03-14
AI Technical Summary
During the polishing of existing metal pipes, it is difficult to effectively fix pipes of different sizes, resulting in poor adaptability and poor polishing effect.
A rotating surface multi-faceted synchronous polishing device is designed, using moving guide rails and electronic slide rails to drive the fixed bracket and polishing bracket to move. Combined with the extrusion head and polishing device, the stable fixation and uniform polishing of the pipes are achieved through multi-directional extrusion and polishing components.
The equipment can adapt to pipes of different inner diameters, providing stable fixation and efficient polishing effects, improving the smoothness and adaptability of the pipe surface.
Smart Images
Figure CN119609875A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of pipe surface polishing, in particular to a rotating surface multi-faceted synchronous polishing device for pipe production. Background Art
[0002] In the fields of industry and construction, metal pipes are a common type of pipe. Metal pipes have the characteristics of good thermal conductivity, good corrosion resistance, strong mechanical properties, good plasticity, good hygiene, good reliability and durability. These characteristics make metal pipes the preferred material in many fields and are widely used in the fields of construction and industry. Polishing machines, also known as grinders, are often used for mechanical grinding, polishing and waxing. Their working principle is that an electric motor drives the grinding head installed on the polishing machine. Due to the joint action of the grinding head and the polishing agent and the friction with the surface to be polished, the purpose of removing paint pollution, oxide layer and shallow marks can be achieved.
[0003] At present, it is usually inconvenient to fix the metal pipe during the grinding process, and the commonly used fixing clamps can only fix pipes of specific sizes, and the adaptability is poor. Summary of the invention
[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: A rotating surface multi-faceted synchronous polishing device for pipe production, comprising a workbench and a support frame, wherein the support frame is arranged at the bottom of the workbench and fixedly connected to the bottom of the workbench, and further comprising:
[0005] A fixed bracket, which is arranged on a workbench, and a movable guide rail is arranged at the bottom of the fixed bracket, and the movable guide rail drives the fixed bracket to move through an internal electric slider;
[0006] A fixing device, which is arranged on one side of the top of the fixing bracket, and is used to fix the pipe to be welded, and the fixing device is fixedly connected to the top of the fixing bracket;
[0007] A polishing bracket is provided with an electronic slide rail at the bottom of the polishing bracket, and the electronic slide rail drives the polishing bracket to move through an internal electronic slider. A polishing device is fixedly connected to the center position of the top of the polishing bracket.
[0008] Preferably, the fixing device includes a fixing seat, a rotating shaft passes through the fixing seat and is rotatably connected, one end of the rotating shaft is fixedly connected to a driving motor, the end of the rotating shaft away from the driving motor is fixedly connected to a rotating seat, both ends of the rotating seat on a side away from the rotating shaft are rotatably connected to extrusion rods, the end of the extrusion rod away from the rotating seat is rotatably connected to an extrusion head, one side of the extrusion rod is fixedly connected to an arc-shaped telescopic rod, the end of the arc-shaped telescopic rod away from the extrusion rod is fixedly connected to the rotating seat, and the side of the rotating seat close to the driving motor is fixedly connected to an extrusion plate, so that the pipe is fixed from the inner wall of the pipe without affecting the polishing operation of the outer surface of the pipe, and the rotatable extrusion rod can also adapt to the use of pipes with different inner diameters.
[0009] Preferably, one side of the fixing seat is fixedly connected to the fixing bracket, and the driving motor is fixedly connected to the fixing bracket via a connecting frame.
[0010] Preferably, the extrusion head includes an extrusion base, one side of the extrusion base is fixedly connected to an elastic telescopic rod, the end of the elastic telescopic rod away from the extrusion base is fixedly connected to a first friction head, the parts of the extrusion base located on both sides of the elastic telescopic rod are fixedly connected to an oblique support rod, and the end of the oblique support rod away from the extrusion base is rotatably connected to a second friction head, which can apply an extrusion force in an oblique direction to the inner wall of the pipe. By applying the extrusion force in multiple directions of vertical and oblique directions, the fixing effect of the pipe is better and it is not easy to slip. The second friction head can rotate at the end of the oblique support rod, which is also convenient for adapting to the use of pipes with different inner diameters.
[0011] Preferably, a side of the extrusion base away from the elastic telescopic rod is rotatably connected to the extrusion rod, and two groups of the elastic telescopic rods are provided and symmetrically distributed on the side of the extrusion base.
[0012] Preferably, the polishing device includes a positioning base, a hydraulic push rod is fixedly connected to the bottom of the positioning base, an arc-shaped bracket is fixedly connected to the bottom of the hydraulic push rod, an arc-shaped hydraulic pipe is fixedly connected to the inner wall of the arc-shaped bracket, a hydraulic sleeve is fixedly connected to the inner wall of the arc-shaped hydraulic pipe, a piston push rod is slidably connected to the inner wall of the hydraulic sleeve, one end of the piston push rod extends to the outside of the hydraulic sleeve and is fixedly connected to a polishing assembly, an adjusting pipe is connected to the side of the arc-shaped hydraulic pipe, which is convenient for polishing operations at various positions on the surface of the pipe, and can continuously move on the surface of the pipe during the rotation of the pipe, which is convenient for uniform polishing of various positions on the surface of the pipe, and the polishing effect is better.
[0013] Preferably, the positioning base is arranged on the polishing bracket and fixedly connected to the polishing bracket, and one end of the regulating tube away from the arc-shaped hydraulic tube is connected to an external hydraulic pump.
[0014] Preferably, the polishing assembly includes a small bracket, a small motor is fixedly connected to the side of the small bracket, the driving shaft of the small motor is fixedly connected to a mounting seat, a mounting groove is provided on the side of the mounting seat away from the small motor, a mounting screw is penetrated and threadedly connected to the side of the inner wall of the mounting groove, a grinding block is slidably connected to the inner wall of the mounting groove, and the surface of the pipe can be rotationally polished in two dimensions, so that the surface of the pipe is smoother after polishing, which facilitates the polishing effect of the improving device.
[0015] Preferably, the small bracket is fixedly connected to the piston push rod on the side away from the small motor, and a threaded hole compatible with the mounting screw is opened on the side of the grinding block. The mounting screw extends into the threaded hole on the side of the grinding block and is threadedly connected to the inner wall of the threaded hole.
[0016] The present invention provides a rotating surface multi-faceted synchronous polishing device for pipe production, which has the following beneficial effects:
[0017] 1. The rotating surface multi-faceted synchronous polishing equipment for pipe production, when in use, the pipe is placed between two sets of fixed brackets at a position facing the fixing device, and then the fixed bracket is driven to move by the moving guide rail, and the fixed bracket drives the fixing device to move, and the extrusion plate inside the fixing device is pressed against the two ends of the pipe. At this time, the rotating seat is inserted into the pipe, and the arc-shaped telescopic rod is extended to drive the extrusion rod to rotate, and the extrusion rod drives the extrusion head to rotate, and the extrusion head is pressed against the inner wall of the pipe. The pipe can be fixed by the friction between the extrusion head and the inner wall of the pipe, and the pipe is fixed from the inner wall of the pipe, which does not affect the polishing operation of the outer surface of the pipe. At the same time, the rotatable extrusion rod can also adapt to the use of pipes with different inner diameters, and has good adaptability. Then the rotating seat is driven to rotate by the driving motor, and the rotating seat drives the extrusion rod to rotate. The extrusion rod drives the pipe to rotate through the extrusion head. At this time, the rotating pipe can be polished by the polishing device.
[0018] 2. The rotating surface multi-faceted synchronous polishing equipment for pipe production is provided with an extrusion head. When the extrusion rod rotates, the extrusion base is driven to rotate, and the extrusion base drives the elastic telescopic rod and the oblique support rod to rotate. The elastic telescopic rod and the oblique support rod respectively drive the first friction head and the second friction head to rotate, and the first friction head and the second friction head are pressed against the inner wall of the pipe. The first friction head is squeezed on the inner wall of the pipe by the elastic force of the elastic telescopic rod, and a vertical extrusion force can be applied to the inner wall of the pipe. The second friction head is squeezed on the inner wall of the pipe by the push of the oblique support rod, and an oblique extrusion force can be applied to the inner wall of the pipe. By applying extrusion force in multiple directions of vertical and oblique directions, the fixing effect of the pipe is better and it is not easy to slide. In addition, the second friction head can rotate at the end of the oblique support rod, which is also convenient for adapting to the use of pipes with different inner diameters.
[0019] 3. The rotating surface multi-faceted synchronous polishing equipment for pipe production is provided with a polishing device. When in use, the hydraulic push rod drives the arc bracket to move downward, the arc bracket drives the arc hydraulic pipe to move downward, the arc hydraulic pipe drives the hydraulic sleeve to move downward, and the hydraulic sleeve drives the polishing assembly downward through the piston push rod. The polishing assembly is pressed on the pipe surface, and the pipe surface can be polished by the polishing assembly. At the same time, the polishing bracket can be driven to move by the electronic slide rail, thereby driving the polishing device to move on the pipe surface, which is convenient for polishing various positions on the pipe surface, and can continuously move on the pipe surface during the rotation of the pipe, which is convenient for uniform polishing of various positions on the pipe surface, and the polishing effect is good.
[0020] 4. The rotating surface multi-faceted synchronous polishing equipment for pipe production is equipped with a polishing assembly. During the polishing process of the pipe surface, the installation slot can be driven to rotate by a small motor, and the installation slot drives the grinding block to rotate through the installation screw, so that the rotation of the grinding block can be coordinated with the rotation of the pipe, and the pipe surface is polished in two dimensions, so that the pipe surface is smoother after polishing, which is convenient for improving the polishing effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a schematic structural diagram of a rotating surface multi-faceted synchronous polishing device for pipe production of the present invention;
[0022] Figure 2 This is a schematic diagram of the front structure of the fixing device of the present invention;
[0023] Figure 3 It is a schematic diagram of the back structure of the fixing device of the present invention;
[0024] Figure 4 This is a schematic diagram of the structure of the extrusion head of the present invention;
[0025] Figure 5 This is a schematic diagram of the installation structure of the polishing device of the present invention;
[0026] Figure 6 This is a schematic diagram of the internal structure of the arc-shaped hydraulic pipe of the present invention;
[0027] Figure 7 It is a schematic diagram of the structure of the polishing assembly of the present invention;
[0028] Figure 8 It is a schematic diagram of the internal structure of the installation slot of the present invention.
[0029] In the figure: 1. workbench; 2. support frame; 3. fixed bracket; 4. moving guide rail; 5. fixing device; 51. fixed seat; 52. rotating shaft; 53. driving motor; 54. rotating seat; 55. extrusion rod; 56. extrusion head; 561. extrusion base; 562. elastic telescopic rod; 563. first friction head; 564. oblique support rod; 565. second friction head; 57. arc telescopic rod; 58. extrusion plate; 6. polishing bracket; 7. electronic slide rail; 8. polishing device; 81. positioning base; 82. hydraulic push rod; 83. arc bracket; 84. arc hydraulic pipe; 85. hydraulic sleeve; 86. piston push rod; 87. polishing assembly; 871. small bracket; 872. small motor; 873. mounting seat; 874. mounting groove; 875. mounting screw; 876. grinding block; 88. adjusting tube. DETAILED DESCRIPTION
[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0031] See also Figure 1-Figure 6 The present invention provides a technical solution: a rotating surface multi-faceted synchronous polishing device for pipe production, comprising a workbench 1 and a support frame 2, wherein the support frame 2 is arranged at the bottom of the workbench 1 and is fixedly connected to the bottom of the workbench 1, and further comprising:
[0032] A fixed bracket 3 is arranged on the workbench 1, and a movable guide rail 4 is arranged at the bottom of the fixed bracket 3. The movable guide rail 4 drives the fixed bracket 3 to move through an internal electric slider;
[0033] A fixing device 5, which is arranged on one side of the top of the fixing bracket 3, and is used to fix the pipe to be welded, and the fixing device 5 is fixedly connected to the top of the fixing bracket 3;
[0034] The polishing bracket 6 has an electronic slide rail 7 at the bottom. The electronic slide rail 7 drives the polishing bracket 6 to move through the internal electronic slider. A polishing device 8 is fixedly connected to the center of the top of the polishing bracket 6.
[0035] The fixing device 5 includes a fixing seat 51, a rotating shaft 52 passes through the fixing seat 51 and is rotatably connected, one end of the rotating shaft 52 is fixedly connected to a driving motor 53, the end of the rotating shaft 52 away from the driving motor 53 is fixedly connected to a rotating seat 54, both ends of the side of the rotating seat 54 away from the rotating shaft 52 are rotatably connected to extrusion rods 55, the end of the extrusion rod 55 away from the rotating seat 54 is rotatably connected to an extrusion head 56, one side of the extrusion rod 55 is fixedly connected to an arc-shaped telescopic rod 57, the end of the arc-shaped telescopic rod 57 away from the extrusion rod 55 is fixedly connected to the rotating seat 54, the side of the rotating seat 54 close to the driving motor 53 is fixedly connected to an extrusion plate 58, one side of the fixing seat 51 is fixedly connected to the fixing bracket 3, and the driving motor 53 is fixedly connected to the fixing bracket 3 through a connecting frame.
[0036] When in use, the pipe is placed between the two groups of fixed brackets 3 at a position facing the fixing device 5, and then the fixed bracket 3 is driven to move by the moving guide rail 4, and the fixed bracket 3 drives the fixing device 5 to move, and the extrusion plates 58 inside the fixing device 5 are pressed against the two ends of the pipe. At this time, the rotating seat 54 is inserted into the pipe, and the arc-shaped telescopic rod 57 is extended to drive the extrusion rod 55 to rotate, and the extrusion rod 55 drives the extrusion head 56 to rotate, and the extrusion head 56 is pressed against the inner wall of the pipe, and the pipe can be fixed by the friction between the extrusion head 56 and the inner wall of the pipe, and the pipe is fixed from the inner wall of the pipe, which does not affect the polishing operation of the outer surface of the pipe. At the same time, the rotatable extrusion rod 55 can also adapt to the use of pipes with different inner diameters, and has good adaptability. Then, the rotating seat 54 is driven to rotate by the driving motor 53, and the rotating seat 54 drives the extrusion rod 55 to rotate. The extrusion rod 55 drives the pipe to rotate through the extrusion head 56. At this time, the rotating pipe can be polished by the polishing device 8.
[0037] The extrusion head 56 includes an extrusion base 561, one side of the extrusion base 561 is fixedly connected to an elastic telescopic rod 562, the end of the elastic telescopic rod 562 away from the extrusion base 561 is fixedly connected to a first friction head 563, the parts of the extrusion base 561 located on both sides of the elastic telescopic rod 562 are fixedly connected to oblique support rods 564, the end of the oblique support rod 564 away from the extrusion base 561 is rotatably connected to a second friction head 565, the side of the extrusion base 561 away from the elastic telescopic rod 562 is rotatably connected to the extrusion rod 55, and two groups of elastic telescopic rods 562 are provided and are symmetrically distributed on the side of the extrusion base 561.
[0038] An extrusion head 56 is provided. When the extrusion rod 55 rotates, the extrusion base 561 is driven to rotate. The extrusion base 561 drives the elastic telescopic rod 562 and the oblique support rod 564 to rotate. The elastic telescopic rod 562 and the oblique support rod 564 respectively drive the first friction head 563 and the second friction head 565 to rotate, and the first friction head 563 and the second friction head 565 are pressed against the inner wall of the pipe. The first friction head 563 is squeezed on the inner wall of the pipe by the elastic force of the elastic telescopic rod 562, and a vertical extrusion force can be applied to the inner wall of the pipe. The second friction head 565 is squeezed on the inner wall of the pipe by the push of the oblique support rod 564, and an oblique extrusion force can be applied to the inner wall of the pipe in an oblique direction. By applying extrusion force in multiple directions, vertical and oblique, the fixing effect of the pipe is better and it is not easy to slide. In addition, the second friction head 565 can rotate at the end of the oblique support rod 564, which is also convenient for adapting to the use of pipes with different inner diameters.
[0039] See also Figure 1-Figure 8 The present invention provides a technical solution: the polishing device 8 includes a positioning base 81, a hydraulic push rod 82 is fixedly connected to the bottom of the positioning base 81, an arc-shaped bracket 83 is fixedly connected to the bottom of the hydraulic push rod 82, an arc-shaped hydraulic pipe 84 is fixedly connected to the inner wall of the arc-shaped bracket 83, a hydraulic sleeve 85 is fixedly connected to the inner wall of the arc-shaped hydraulic pipe 84, a piston push rod 86 is slidably connected to the inner wall of the hydraulic sleeve 85, one end of the piston push rod 86 extends to the outside of the hydraulic sleeve 85 and is fixedly connected to a polishing assembly 87, an adjusting pipe 88 is connected to the side of the arc-shaped hydraulic pipe 84, the positioning base 81 is arranged on the polishing bracket 6 and is fixedly connected to the polishing bracket 6, and one end of the adjusting pipe 88 away from the arc-shaped hydraulic pipe 84 is connected to an external hydraulic pump;
[0040] A polishing device 8 is provided. When in use, the hydraulic push rod 82 drives the arc-shaped bracket 83 to move downward, the arc-shaped hydraulic tube 84 is driven downward by the arc-shaped bracket 83, and the arc-shaped hydraulic tube 84 drives the hydraulic sleeve 85 to move downward. The hydraulic sleeve 85 drives the polishing assembly 87 to move downward through the piston push rod 86, and the polishing assembly 87 is pressed on the surface of the pipe. The surface of the pipe can be polished by the polishing assembly 87. At the same time, the polishing bracket 6 can be driven to move by the electronic slide rail 7, thereby driving the polishing device 8 to move on the surface of the pipe, so as to facilitate the polishing operation at various positions on the surface of the pipe, and the polishing device 8 can be continuously moved on the surface of the pipe during the rotation of the pipe, so as to facilitate the uniform polishing of various positions on the surface of the pipe, and the polishing effect is better.
[0041] The polishing assembly 87 includes a small bracket 871, a small motor 872 is fixedly connected to the side of the small bracket 871, a mounting seat 873 is fixedly connected to the driving shaft of the small motor 872, a mounting groove 874 is provided on the side of the mounting seat 873 away from the small motor 872, a mounting screw 875 is passed through and threadedly connected to the side of the inner wall of the mounting groove 874, a grinding block 876 is slidably connected to the inner wall of the mounting groove 874, a side of the small bracket 871 away from the small motor 872 is fixedly connected to the piston push rod 86, a threaded hole matching the mounting screw 875 is provided on the side of the grinding block 876, the mounting screw 875 extends to the inside of the threaded hole on the side of the grinding block 876 and is threadedly connected to the inner wall of the threaded hole;
[0042] A polishing assembly 87 is provided. During the process of polishing the pipe surface by the polishing assembly 87, the installation groove 874 can be driven to rotate by a small motor 872. The installation groove 874 drives the grinding block 876 to rotate through the installation screw 875, so that the rotation of the grinding block 876 can be coordinated with the rotation of the pipe, and the surface of the pipe is rotationally polished in two dimensions, so that the surface of the pipe is smoother after polishing, which facilitates improving the polishing effect of the device.
[0043] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.
Claims
1. A rotating surface multi-faceted synchronous polishing device for pipe production, comprising a workbench (1) and a support frame (2), wherein the support frame (2) is arranged at the bottom of the workbench (1) and is fixedly connected to the bottom of the workbench (1), characterized in that: Also includes: A fixed bracket (3), the fixed bracket (3) being arranged on the workbench (1), a movable guide rail (4) being arranged at the bottom of the fixed bracket (3), and the movable guide rail (4) drives the fixed bracket (3) to move via an internal electric slider; A fixing device (5), the fixing device (5) being arranged on one side of the top of the fixing bracket (3), the fixing device (5) being used to fix the pipe to be welded, the fixing device (5) being fixedly connected to the top of the fixing bracket (3); A polishing bracket (6) is provided with an electronic slide rail (7) at the bottom of the polishing bracket (6), and the electronic slide rail (7) drives the polishing bracket (6) to move via an internal electronic slider, and a polishing device (8) is fixedly connected to the center position of the top of the polishing bracket (6).
2. The rotating surface multi-surface synchronous polishing equipment for pipe production according to claim 1 is characterized in that: The fixing device (5) comprises a fixing seat (51), a rotating shaft (52) passing through the fixing seat (51) and being rotatably connected, one end of the rotating shaft (52) being fixedly connected to a driving motor (53), one end of the rotating shaft (52) being fixedly connected to a rotating seat (54) away from the driving motor (53), both ends of the rotating seat (54) away from the rotating shaft (52) being rotatably connected to extrusion rods (55), one end of the extrusion rod (55) away from the rotating seat (54) being rotatably connected to an extrusion head (56), one side of the extrusion rod (55) being fixedly connected to an arc-shaped telescopic rod (57), one end of the arc-shaped telescopic rod (57) away from the extrusion rod (55) being fixedly connected to the rotating seat (54), and a side of the rotating seat (54) close to the driving motor (53) being fixedly connected to an extrusion plate (58).
3. The rotating surface multi-surface synchronous polishing equipment for pipe production according to claim 2 is characterized in that: One side of the fixing seat (51) is fixedly connected to the fixing bracket (3), and the driving motor (53) is fixedly connected to the fixing bracket (3) via a connecting frame.
4. The rotating surface multi-surface synchronous polishing equipment for pipe production according to claim 2 is characterized in that: The extrusion head (56) comprises an extrusion base (561), one side of the extrusion base (561) is fixedly connected to an elastic telescopic rod (562), one end of the elastic telescopic rod (562) away from the extrusion base (561) is fixedly connected to a first friction head (563), portions of the extrusion base (561) located on both sides of the elastic telescopic rod (562) are fixedly connected to oblique support rods (564), and one end of the oblique support rod (564) away from the extrusion base (561) is rotatably connected to a second friction head (565).
5. The rotating surface multi-surface synchronous polishing equipment for pipe production according to claim 4, characterized in that: The side of the extrusion base (561) away from the elastic telescopic rod (562) is rotatably connected to the extrusion rod (55), and the elastic telescopic rod (562) is provided with two groups and symmetrically distributed on the side of the extrusion base (561).
6. The rotating surface multi-surface synchronous polishing equipment for pipe production according to claim 1, characterized in that: The polishing device (8) comprises a positioning base (81), the bottom of the positioning base (81) is fixedly connected to a hydraulic push rod (82), the bottom of the hydraulic push rod (82) is fixedly connected to an arc-shaped bracket (83), the inner wall of the arc-shaped bracket (83) is fixedly connected to an arc-shaped hydraulic pipe (84), the inner wall of the arc-shaped hydraulic pipe (84) is fixedly connected to a hydraulic sleeve (85), the inner wall of the hydraulic sleeve (85) is slidably connected to a piston push rod (86), one end of the piston push rod (86) extends to the outside of the hydraulic sleeve (85) and is fixedly connected to a polishing assembly (87), and the side of the arc-shaped hydraulic pipe (84) is connected to an adjustment pipe (88).
7. The rotating surface multi-surface synchronous polishing equipment for pipe production according to claim 6, characterized in that: The positioning base (81) is arranged on the polishing bracket (6) and is fixedly connected to the polishing bracket (6); and one end of the regulating pipe (88) away from the arc-shaped hydraulic pipe (84) is connected to an external hydraulic pump.
8. The rotating surface multi-surface synchronous polishing equipment for pipe production according to claim 6, characterized in that: The polishing assembly (87) comprises a small bracket (871), a small motor (872) is fixedly connected to the side of the small bracket (871), a driving shaft of the small motor (872) is fixedly connected to a mounting seat (873), a mounting groove (874) is provided on a side of the mounting seat (873) away from the small motor (872), a mounting screw (875) penetrates through and is threadedly connected to the side of the inner wall of the mounting groove (874), and a polishing block (876) is slidably connected to the inner wall of the mounting groove (874).
9. The rotating surface multi-surface synchronous polishing equipment for pipe production according to claim 8, characterized in that: The small bracket (871) is fixedly connected to the piston push rod (86) on the side away from the small motor (872), and a threaded hole compatible with the mounting screw (875) is opened on the side of the grinding block (876). The mounting screw (875) extends into the threaded hole on the side of the grinding block (876) and is threadedly connected to the inner wall of the threaded hole.