Milling equipment and method for pipe fitting machining

Abstract

The invention discloses milling equipment and method for pipe fitting machining, and relates to the technical field of pipe fitting machining. According to the milling equipment and method for pipe fitting machining, through the arrangement of the trapezoidal clamping frame and the top positioning frame, when a pipe fitting body is milled, positioning operation of the pipe fitting body can be completed, the milling precision and the operation stability are guaranteed, meanwhile, through operation of a transmission end shaft in the milling process, the milling efficiency is improved, and the milling efficiency is improved. And a limiting pressing roller and a limiting crawler belt are driven to run through a driving motor, so that the pipe fitting body can rotate between the trapezoidal clamping frames, the milling position is adjusted, and the use convenience and the working efficiency of the equipment are further improved.

Description

Technical Field

[0001] The invention relates to the technical field of pipe fitting processing, in particular to a milling device and a method for pipe fitting processing. Background Art

[0002] In the production process of precision pipe fittings, milling equipment is required to perform milling operations on their surfaces. Referring to the Chinese patent, the announcement number is "CN118663956A" "A Precision Pipe Fitting Automatic Milling Equipment", the patent points out that the existing milling equipment for pipe fitting processing cannot be adjusted. When processing pipe fittings with special shapes and angles, manual control is required. This processing method makes the precision of the pipe fittings low, affecting the production quality; however, the equipment still has the problems of poor positioning effect and inconvenience in adjusting the milling position of the pipe fitting, which affects the use effect and operating efficiency of the equipment. In this regard, we propose a milling equipment and method for pipe fitting processing to solve the above problems. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a milling device and method for pipe processing, which solves the problems raised in the above-mentioned background technology.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a milling device for pipe processing, comprising a machine body, a positioning plate frame is fixedly installed inside the machine body, a conveyor belt is rotatably connected inside the positioning plate frame, and the conveyor belt is used to convey the pipe body;

[0005] A driving module is installed inside the machine body, a milling module is installed at the bottom of the driving module, a milling end head is connected to the bottom of the milling module, and the driving module is used to drive the milling module and the milling end head to operate and perform milling operations on the conveyed pipe body;

[0006] The inner sides of the positioning plate frame are slidably connected with positioning clamps, and both ends of the positioning clamps close to the pipe body are fixed with trapezoidal clamping frames, and the side of the trapezoidal clamping frame close to the pipe body is rotatably connected with multiple limiting shafts, and the trapezoidal clamping frame is used to limit the pipe body;

[0007] The interior of the positioning plate frame is connected to a top positioning frame for sliding up and down, and a plurality of end limit frames are fixed to the bottom of the top positioning frame, and limiting pressure rollers are rotatably installed between the corresponding end limit frames, and the limiting pressure rollers are used to contact with the pipe body to achieve positioning of the pipe body, and the two limiting pressure rollers are rotatably connected to the limiting crawler, and a driving member is provided inside the positioning plate frame for driving the limiting pressure rollers to rotate, and driving the pipe body to rotate through the limiting crawler to achieve adjustment of the milling angle.

[0008] Preferably, a driving cylinder is fixedly mounted on the outer side of the driving module, and a piston end of the driving cylinder is fixedly connected to the top positioning frame to drive the top positioning frame to slide up and down inside the positioning plate frame.

[0009] Preferably, the ends of the plurality of trapezoidal clamping frames are all provided with arc-shaped surfaces, and the installation heights of the plurality of trapezoidal clamping frames are located in the same horizontal plane.

[0010] Preferably, the driving member includes a transmission end shaft, which has two transmission end shafts and is rotatably connected to the inside of the top positioning frame respectively, a transmission belt is rotatably connected between the two transmission end shafts and the corresponding limiting pressure rollers, a drive belt is rotatably connected between the two transmission end shafts, and a servo motor is fixedly installed on the top surface of the top positioning frame to drive the transmission end shaft to operate.

[0011] Preferably, both ends of the positioning clamping plate away from the pipe body are fixedly installed with limiting slide bars, the limiting slide bars penetrate the positioning plate frame and maintain a sliding connection with it, and a clamping cylinder is fixedly installed on the outer side of the positioning plate frame, and the piston end of the clamping cylinder is connected to the positioning clamping plate, which is used to drive the positioning clamping plate to operate inside the positioning plate frame.

[0012] Preferably, an angle adjustment module is provided between the milling module and the driving module, and the angle adjustment module is used to drive the milling module to rotate at the bottom of the driving module to adjust the angle of the milling head.

[0013] Preferably, a viewing window is fixedly installed inside the machine body, and feeding racks are fixedly installed at both ends of the machine body for conveying the pipe body.

[0014] Preferably, a collecting assembly is fixedly installed inside the machine body for collecting metal powder generated during the milling process, the collecting assembly includes a collecting box, the collecting box is fixedly installed inside the machine body, a negative pressure device that is interconnected is fixedly installed on the outside of the collecting box, a negative pressure cleaning plate frame is fixedly installed on the outside of the trapezoidal clamping frame, the negative pressure cleaning plate frame and the negative pressure device are interconnected through a corrugated connecting pipe, and a collecting plate frame is fixedly installed at the lower part of the positioning plate frame for collecting metal debris that falls from the surface of the conveyor belt.

[0015] Preferably, a concave cleaning frame is fixedly installed inside the collecting plate frame, and an elastic scraper is fixedly installed at the end of the concave cleaning frame. The elastic scraper is in contact with the outer side of the conveyor belt and is used to clean the conveyor belt.

[0016] The present invention also discloses a milling method for pipe processing, which is based on the above-mentioned milling equipment and specifically includes the following steps:

[0017] S1. The pipe body to be processed is conveyed to the inside of the machine body through a conveyor belt. When the pipe body reaches the milling position, it runs through the positioning clamps on both sides and contacts with the pipe body through the trapezoidal clamping frame to complete the position limiting of the pipe body. Then, the top positioning frame moves down to contact with the pipe body to complete the positioning of the pipe body.

[0018] S2. After the pipe body is positioned, the driving module is operated to drive the milling module and the milling end head to move and perform milling operations on the pipe body;

[0019] S3. During the milling process, the transmission end shaft can run to drive the limit pressure roller and the limit crawler to run, so that the pipe body can be rotated between the two trapezoidal clamping frames to adjust the milling angle.

[0020] The present invention provides a milling device and method for pipe processing. Compared with the prior art, it has the following beneficial effects:

[0021] (1) The milling equipment and method for pipe processing, by setting up a trapezoidal clamping frame and a top positioning frame, can complete the positioning operation of the pipe body when the pipe body is milled, thereby ensuring the milling accuracy and operation stability. At the same time, during the milling process, the operation of the transmission end shaft can drive the limiting pressure roller and the limiting crawler to operate, so that the pipe body can rotate between the trapezoidal clamping frames to adjust the milling position, further improving the convenience of use and operation efficiency of the equipment.

[0022] (2) The milling equipment and method for pipe processing, through the setting of the collecting component, can operate the negative pressure device during the milling operation to generate negative pressure inside the negative pressure cleaning plate frame, collect and process the abbreviations generated during the milling process, and through the setting of the collecting plate frame, the concave cleaning frame and the elastic scraper, it can complete the collection operation of larger debris and the cleaning operation of the conveyor belt surface, further improving the maintenance convenience and use effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0024] Figure 2 For the present invention Figure 1 Schematic diagram of the cross-section structure;

[0025] Figure 3 For the present invention Figure 2 Side view;

[0026] Figure 4 For the present invention Figure 3 The enlarged structural diagram at A in the middle;

[0027] Figure 5 This is a schematic diagram of the structure of the positioning plate frame and the driving module of the present invention;

[0028] Figure 6 For the present invention Figure 5 Front view;

[0029] Figure 7 It is a schematic diagram of the structure of the trapezoidal clamping frame and the top positioning frame of the present invention;

[0030] Figure 8 For the present invention Figure 7 Enlarged structural diagram at B in the middle.

[0031] In the figure: 1. machine body; 101. viewing window; 2. feeding rack; 3. positioning plate rack; 4. conveyor belt; 5. collecting box; 6. negative pressure device; 601. negative pressure cleaning plate rack; 7. collecting plate rack; 701. concave cleaning rack; 702. elastic scraper; 8. pipe body; 9. driving module; 10. milling module; 1001. milling end; 1002. angle adjustment module; 11. positioning splint; 1101. limiting slide bar; 1102. clamping cylinder; 12. trapezoidal clamping frame; 1201. limiting shaft; 1202. arc surface; 13. top positioning frame; 1301. driving cylinder; 14. end limiting frame; 15. limiting pressure roller; 16. limiting crawler; 17. transmission end shaft; 18. driving belt; 19. transmission belt. DETAILED DESCRIPTION

[0032] 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.

[0033] See also Figure 1-Figure 8 The present invention provides two technical solutions, which specifically include the following embodiments:

[0034] Embodiment 1:

[0035] In an embodiment of the present invention, a milling device for pipe processing includes a machine body 1, a positioning plate frame 3 is fixedly installed inside the machine body 1, a conveyor belt 4 is rotatably connected inside the positioning plate frame 3, and the conveyor belt 4 is used to convey the pipe body 8. The conveyor belt 4 is an existing device, which is driven by a separate motor and is used to realize the conveying operation of the pipe body 8;

[0036] In the embodiment of the present invention, a driving module 9 is installed inside the machine body 1, a milling module 10 is installed at the bottom of the driving module 9, and a milling head 1001 is connected to the bottom of the milling module 10. The driving module 9 is used to drive the milling module 10 and the milling head 1001 to operate, and perform milling operations on the transported pipe body 8. The milling module 10 is an existing milling device, which is used to drive the milling head 1001 to operate and realize the milling operation on the pipe body 8, which will not be described in detail here;

[0037] Specifically, the driving module 9 is an up-and-down translation mechanism, which is used to drive the milling module 10 to move up-and-down and left-and-right to achieve the bathing operation of the pipe body 8;

[0038] Specifically, the drive module 9 uses an existing hydraulic cylinder as a drive, and the control is realized based on a PLC controller, which will not be described in detail here;

[0039] Further, both sides of the interior of the positioning plate frame 3 are slidably connected with positioning clamps 11, and both ends of the positioning clamps 11 close to the pipe body 8 are fixed with trapezoidal clamping frames 12, and the side of the trapezoidal clamping frame 12 close to the pipe body 8 is rotatably connected with multiple limiting shafts 1201, and the trapezoidal clamping frame 12 is used to limit the pipe body 8, refer to Figure 1-Figure 8 , through the arrangement of the trapezoidal clamping frame 12, when the pipe body 8 is conveyed to the bottom of the milling module 10, as the trapezoidal clamping frames 12 on both sides clamp the pipe body 8, the pipe body 8 can be pushed to the bottom of the milling module 10 to achieve position correction. At the same time, the side of the trapezoidal clamping frame 12 close to the pipe body 8 is inclined, so the position limiting operation of the pipe bodies 8 of different sizes can be completed;

[0040] Furthermore, a top positioning frame 13 is slidably connected to the interior of the positioning plate frame 3, and a plurality of end limiting frames 14 are fixed to the bottom of the top positioning frame 13, and limiting rollers 15 are rotatably installed between the corresponding end limiting frames 14, and the limiting rollers 15 are used to contact with the pipe body 8 to achieve the positioning of the pipe body 8, and the limiting crawler 16 is rotatably connected between the two limiting rollers 15, and a driving member is provided inside the positioning plate frame 3 to drive the limiting rollers 15 to rotate, and drive the pipe body 8 to rotate through the limiting crawler 16 to achieve the adjustment of the milling angle;

[0041] Specifically, after the trapezoidal clamping frames 12 on both sides complete the positioning of the pipe body 8, as the top positioning frame 13 moves downward, the limiting pressure roller 15 can contact the outer surface of the pipe body 8 to apply downward pressure to the pipe body 8. At this time, the pipe body 8 can be locked by the cooperation of the trapezoidal clamping frames 12 on both sides, effectively improving the convenience and effect of positioning the pipe body 8.

[0042] Furthermore, when the limiting roller 15 moves downward and contacts the pipe body 8, the limiting track 16 connected between the two limiting rollers 15 can be subjected to force by contacting the pipe body 8, so that the limiting track 16 can contact the outer circumference of the pipe body 8, which can be applicable to pipe bodies 8 of different diameters and effectively improve the positioning effect.

[0043] Specifically, after a milling operation is completed, the transmission end shaft 17 rotates, and the driving belt 18 and the transmission belt 19 cooperate to drive the limiting rollers 15 and the limiting crawler 16 on both sides to run. At this time, the clamped pipe body 8 can rotate inside the two trapezoidal clamping frames 12 to achieve angle adjustment, further improving the operating efficiency and convenience of the equipment.

[0044] Specifically, the drive belt 18 and the transmission belt 19 are both existing structures, which are used to realize the transmission operation;

[0045] Specifically, a driving cylinder 1301 is fixedly installed on the outer side of the driving module 9, and the piston end of the driving cylinder 1301 is fixedly connected to the top positioning frame 13, which is used to drive the top positioning frame 13 to slide up and down inside the positioning plate frame 3. The driving cylinder 1301 is an existing hydraulic cylinder;

[0046] Specifically, the ends of the multiple trapezoidal clamping frames 12 are all provided with arcuate surfaces 1202, and the installation heights of the multiple trapezoidal clamping frames 12 are located at the same horizontal plane. By keeping the multiple trapezoidal clamping frames 12 flush, the locking effect of the pipe body 8 can be further improved;

[0047] Further, the driving member includes a transmission end shaft 17, which has two transmission end shafts 17 and is rotatably connected to the inside of the top positioning frame 13 respectively, and a transmission belt 19 is rotatably connected between the two transmission end shafts 17 and the corresponding limiting pressure rollers 15, and a driving belt 18 is rotatably connected between the two transmission end shafts 17. A servo motor is fixedly installed on the top surface of the top positioning frame 13 to drive the transmission end shaft 17 to operate. The servo motor is an existing device and is not shown in the figure.

[0048] Furthermore, both ends of the positioning clamping plate 11 away from the pipe body 8 are fixedly installed with limit slide bars 1101, which penetrate the positioning plate frame 3 and maintain sliding connection therewith, and a clamping cylinder 1102 is fixedly installed on the outer side of the positioning plate frame 3, and the piston end of the clamping cylinder 1102 is connected to the positioning clamping plate 11, so as to drive the positioning clamping plate 11 to run inside the positioning plate frame 3;

[0049] Furthermore, an angle adjustment module 1002 is provided between the milling module 10 and the driving module 9. The angle adjustment module 1002 is used to drive the milling module 10 to rotate at the bottom of the driving module 9 to adjust the angle of the milling head 1001. The angle adjustment module 1002 is an existing hydraulic cylinder. The milling module 10 is rotatably connected below the driving module 9. The angle adjustment module 1002 is rotatably connected between the milling module 10 and the driving module 9. The angle adjustment module 1002 is operated to drive the milling module 10 to rotate along the driving module 9 to adjust the working angle of the milling head 1001.

[0050] Specifically, a viewing window 101 is fixedly installed inside the machine body 1, and a feeding rack 2 is fixedly installed at both ends of the machine body 1 for conveying the pipe body 8;

[0051] Furthermore, a collecting assembly is fixedly installed inside the machine body 1 for collecting metal powder generated during the milling process. The collecting assembly includes a collecting box 5, which is fixedly installed inside the machine body 1. A negative pressure device 6 that is interconnected is fixedly installed on the outside of the collecting box 5. A negative pressure cleaning plate frame 601 is fixedly installed outside the trapezoidal clamping frame 12. The negative pressure cleaning plate frame 601 is interconnected with the negative pressure device 6 through a corrugated connecting pipe. A collecting plate frame 7 is fixedly installed below the inner part of the positioning plate frame 3 for collecting metal debris falling from the surface of the conveyor belt 4. The negative pressure device 6 is an existing device and will not be described in detail here.

[0052] A concave cleaning frame 701 is fixedly installed inside the collecting plate frame 7, and an elastic scraper 702 is fixedly installed at the end of the concave cleaning frame 701. The elastic scraper 702 is in contact with the outer side of the conveyor belt 4 and is used to clean the conveyor belt 4.

[0053] Specifically, when the milling operation is performed, the negative pressure device 6 is operated to generate negative pressure inside the negative pressure cleaning plate frame 601 through the corrugated connecting pipe, and the abbreviations generated during the milling process are collected and processed;

[0054] Specifically, during the milling process, larger debris can fall onto the conveyor belt 4. At this time, as the conveyor belt 4 runs, the debris can fall into the collection plate frame 7 for collection. At the same time, through the setting of the elastic scraper 702, the surface of the conveyor belt 4 can be cleaned, further improving the maintenance convenience of the equipment.

[0055] Embodiment 2: Based on embodiment 1, the embodiment of the present invention discloses a milling method for pipe processing, based on the above-mentioned milling equipment, specifically comprising the following steps:

[0056] S1, convey the pipe body 8 to be processed to the inside of the machine body 1 through the conveyor belt 4. When the pipe body 8 reaches the milling position, it runs through the positioning clamps 11 on both sides and contacts with the pipe body 8 through the trapezoidal clamping frame 12 to complete the position limiting of the pipe body 8, and then the top positioning frame 13 moves down to contact with the pipe body 8 to complete the positioning of the pipe body 8;

[0057] S2. After the pipe body 8 is positioned, the driving module 9 is operated to drive the milling module 10 and the milling end head 1001 to move and perform milling operation on the pipe body 8;

[0058] S3. During the milling process, the transmission end shaft 17 can be operated to drive the limiting roller 15 and the limiting crawler 16 to operate, so that the pipe body 8 can be rotated between the two trapezoidal clamping frames 12 to adjust the milling angle.

[0059] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0060] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the present invention.

Claims

1. A milling device for pipe processing, comprising a machine body (1), characterized in that: A positioning plate frame (3) is fixedly installed inside the machine body (1), and a conveyor belt (4) is rotatably connected inside the positioning plate frame (3), and the conveyor belt (4) is used to convey the pipe body (8); A driving module (9) is installed inside the machine body (1), a milling module (10) is installed at the bottom of the driving module (9), a milling end head (1001) is connected to the bottom of the milling module (10), and the driving module (9) is used to drive the milling module (10) and the milling end head (1001) to operate and perform milling operations on the transported pipe body (8); Both sides of the interior of the positioning plate frame (3) are slidably connected with positioning clamps (11), and both ends of the positioning clamps (11) close to the pipe body (8) are fixed with trapezoidal clamping frames (12), and the side of the trapezoidal clamping frame (12) close to the pipe body (8) is rotatably connected with a plurality of limiting shafts (1201), and the trapezoidal clamping frame (12) is used to limit the pipe body (8); The interior of the positioning plate frame (3) is connected to a top positioning frame (13) in an upward and downward sliding manner. A plurality of end limiting frames (14) are fixed to the bottom of the top positioning frame (13). A limiting roller (15) is rotatably installed between the corresponding end limiting frames (14). The limiting roller (15) is used to contact the pipe body (8) to achieve positioning of the pipe body (8). A limiting track (16) is rotatably connected between the two limiting rollers (15). A driving member is provided inside the positioning plate frame (3) to drive the limiting roller (15) to rotate, and drive the pipe body (8) to rotate through the limiting track (16) to achieve adjustment of the milling angle.

2. A milling device for pipe processing according to claim 1, characterized in that: A driving cylinder (1301) is fixedly mounted on the outer side of the driving module (9), and a piston end of the driving cylinder (1301) is fixedly connected to the top positioning frame (13) for driving the top positioning frame (13) to slide up and down inside the positioning plate frame (3).

3. The milling equipment for pipe processing according to claim 1, characterized in that: The ends of the plurality of trapezoidal clamping frames (12) are all provided with arc-shaped surfaces (1202), and the installation heights of the plurality of trapezoidal clamping frames (12) are located on the same horizontal plane.

4. The milling equipment for pipe processing according to claim 1, characterized in that: The driving member comprises a transmission end shaft (17), wherein there are two transmission end shafts (17) which are rotatably connected to the inside of the top positioning frame (13), respectively, a transmission belt (19) is rotatably connected between the two transmission end shafts (17) and the corresponding limiting pressure rollers (15), and a driving belt (18) is rotatably connected between the two transmission end shafts (17), and a servo motor is fixedly installed on the top surface of the top positioning frame (13) for driving the transmission end shaft (17) to operate.

5. The milling equipment for pipe processing according to claim 1, characterized in that: The two ends of the positioning clamp (11) away from the pipe body (8) are fixedly installed with limiting slide bars (1101), and the limiting slide bars (1101) pass through the positioning plate frame (3) and maintain a sliding connection therewith. The outer side of the positioning plate frame (3) is fixedly installed with a clamping cylinder (1102), and the piston end of the clamping cylinder (1102) is connected to the positioning clamp (11) for driving the positioning clamp (11) to run inside the positioning plate frame (3).

6. The milling equipment for pipe processing according to claim 1, characterized in that: An angle adjustment module (1002) is provided between the milling module (10) and the driving module (9), and the angle adjustment module (1002) is used to drive the milling module (10) to rotate at the bottom of the driving module (9) to adjust the angle of the milling end (1001).

7. The milling equipment for pipe processing according to claim 1, characterized in that: A viewing window (101) is fixedly installed inside the machine body (1), and feeding racks (2) are fixedly installed at both ends of the machine body (1) for conveying the pipe body (8).

8. The milling equipment for pipe processing according to claim 1, characterized in that: A collecting assembly is fixedly installed inside the machine body (1) for collecting metal powder generated during the milling process. The collecting assembly includes a collecting box (5). The collecting box (5) is fixedly installed inside the machine body (1). A negative pressure device (6) that is interconnected is fixedly installed on the outside of the collecting box (5). A negative pressure cleaning plate frame (601) is fixedly installed on the outside of the trapezoidal clamping frame (12). The negative pressure cleaning plate frame (601) and the negative pressure device (6) are interconnected through a corrugated connecting pipe. A collecting plate frame (7) is fixedly installed below the inside of the positioning plate frame (3) for collecting metal debris that falls from the surface of the conveyor belt (4).

9. The milling equipment for pipe processing according to claim 8, characterized in that: A concave cleaning frame (701) is fixedly installed inside the collecting plate frame (7), and an elastic scraper (702) is fixedly installed at the end of the concave cleaning frame (701). The elastic scraper (702) is in contact with the outer side of the conveyor belt (4) and is used to clean the conveyor belt (4).

10. A milling method for pipe processing, based on the milling equipment according to any one of claims 1 to 9, characterized in that: The specific steps include: S1, conveying the pipe body (8) to be processed to the inside of the machine body (1) through the conveyor belt (4); when the pipe body (8) reaches the milling position, it runs through the positioning clamps (11) on both sides and contacts the pipe body (8) through the trapezoidal clamping frame (12) to complete the positioning of the pipe body (8); then, the top positioning frame (13) moves down to contact the pipe body (8) to complete the positioning of the pipe body (8); S2, after the pipe body (8) is positioned, the driving module (9) is operated to drive the milling module (10) and the milling end head (1001) to move and perform milling operation on the pipe body (8); S3. During the milling process, the transmission end shaft (17) can be operated to drive the limiting pressure roller (15) and the limiting crawler (16) to operate, so that the pipe body (8) can be rotated between the two trapezoidal clamping frames (12) to adjust the milling angle.

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