High-speed swing device for surfacing welding of anti-corrosion pipe
By designing a high-speed swing device for anti-corrosion pipe surfacing, using a servo motor to drive the conical pendulum motor shaft, the 8-shaped route swing of the welding gun is realized, which solves the harm to human health during the argon arc welding, and realizes automatic welding of anti-corrosion pipe surfacing, reducing the damage to operators.
Patent Information
- Application Number
- CN202420938781.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-30
- Publication Date
- 2025-04-25
- Estimated Expiration
- 2034-04-30
AI Technical Summary
The high-frequency electromagnetic fields, ozone and oxynitrides generated during argon arc welding pose a threat to human health and may cause burns in the eyes and other parts during welding.
A high-speed swing device for anti-corrosion pipe surfacing welding is designed. The conical swing motor shaft is driven by a servo motor, which drives the conical swing eccentric wheel and cylindrical hole centering ball bearings to realize the 8-shaped route of the welding gun, simulates fish scale welding, and realizes automatic welding.
It reduces damage to the operator's body, reduces the harm to human health during the welding process, and realizes automatic welding of anti-corrosion pipe surfacing.
Smart Images
Figure CN222790840U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of welding equipment, in particular to a high-speed swing device for surfacing welding of anti-corrosion pipes. Background Art
[0002] Cold welding surfacing technology uses the principle of high-frequency electric spark discharge to perform heatless surfacing on anti-corrosion pipes to repair surface defects and wear of metal workpieces. It can ensure the integrity of the workpieces. It can also use its strengthening function to strengthen the workpieces to achieve wear resistance, heat resistance, corrosion resistance, etc.
[0003] The anti-corrosion pipe cladding is carried out by argon arc welding. During the welding process of argon arc welding, a high-frequency electromagnetic field will be generated, and frequent arcing may have a great impact on the human body. During the welding process of argon arc welding, a large amount of ozone and oxynitrides will be generated. These substances have a great impact on the human body. This is also the main hazard of argon arc welding. It has a certain impact on the human respiratory tract and lungs. During the welding process, radioactive gases or particles may be emitted. After these particles enter the human body, they will act as internal radiation sources, seriously affecting human life and health. During the welding process, the eyes and other parts may be burned, and photoelectric conjunctivitis or arc burns may be caused, which is very harmful to the operator's body. In order to solve the above problems, a high-speed oscillating device for anti-corrosion pipe cladding is proposed in this application. Utility Model Content
[0004] (I) Purpose of the utility model
[0005] In order to solve the technical problems existing in the background technology, the utility model proposes a high-speed swinging device for anti-corrosion pipe cladding, which can realize high-speed swinging of the welding gun when in use. The welding gun swings in an 8-shaped route, which can simulate the swinging of the welding gun during fish scale welding, and realize automatic welding of anti-corrosion pipe cladding to replace manual welding, reduce damage to the operator's body, and solve the problems raised in the background technology.
[0006] (II) Technical solution
[0007] In order to solve the above technical problems, the utility model provides an anti-corrosion pipe surfacing high-speed swing device, comprising a conical pendulum fixing seat, a first conical swing arm is movably provided in the middle of the conical pendulum fixing seat, a servo motor is installed on the end surface of the conical pendulum fixing seat, a power output end of the servo motor is connected to a conical pendulum motor shaft, a conical swing eccentric wheel is connected to the end of the conical pendulum motor shaft, a cylindrical hole self-aligning ball bearing is provided on the surface of the conical swing eccentric wheel, a through hole is opened at the bottom of the first conical swing arm, and the cylindrical hole self-aligning ball bearing is located in the through hole;
[0008] A plug hole is formed through the surface of the conical pendulum fixing seat, and the plug hole is perpendicular to the conical pendulum motor shaft;
[0009] A No. 2 conical swing arm is rotatably provided in the inner cavity of the plug-in hole, and the ends of the No. 1 conical swing arm and the No. 2 conical swing arm are respectively connected to a No. 1 conical oscillating welding gun fixing plate and a No. 2 conical oscillating welding gun fixing plate, and welding guns are movably provided in the inner cavities of the No. 1 conical oscillating welding gun fixing plate and the No. 2 conical oscillating welding gun fixing plate.
[0010] Preferably, a deep groove ball bearing is sleeved on the surface of the conical oscillating motor shaft, an elastic retaining ring for a hole is clamped on one end of the deep groove ball bearing, and an elastic retaining ring for a shaft is clamped on the other end of the deep groove ball bearing.
[0011] Preferably, a conical pendulum guard is movably mounted on the surface of the conical pendulum fixing seat, a swing groove is penetrated through the surface of the conical pendulum guard, and the No. 1 conical pendulum arm is located in the swing groove.
[0012] Preferably, a No. 1 conical swing pressure cover is fixed to the end of the conical swing eccentric wheel by bolts, a No. 2 conical swing pressure cover is fixed to one end surface of the plug-in hole by bolts, and a No. 3 conical swing pressure cover is fixed to the other end surface of the plug-in hole by bolts.
[0013] Preferably, the shaft surface of the No. 2 conical swing arm is sleeved with a conical swing shaft spacer sleeve, the surface of the conical swing shaft spacer sleeve is sleeved with a No. 1 lock-mouth outer ring type angular contact ball bearing, and both ends of the No. 1 lock-mouth outer ring type angular contact ball bearing are clamped with conical swing bearing baffles.
[0014] Preferably, a No. 1 cone swing arm and a No. 2 cone swing arm fixing plate are mounted on the surface of the No. 1 cone swing arm and the No. 2 cone swing arm via bolts.
[0015] Preferably, No. 2 locking outer ring type angular contact ball bearings are embedded in the cavity walls on both sides of the No. 1 tapered swing arm and the No. 2 tapered swing arm, and the inner cavities of the No. 2 locking outer ring type angular contact ball bearings are plugged with tapered swing arm shafts, and the ends of the tapered swing arm shafts are rotatably connected to the side wall surface of the welding gun.
[0016] The above technical solution of the utility model has the following beneficial technical effects:
[0017] The utility model has a servo motor that drives a conical swing eccentric wheel through a conical swing motor shaft, and the conical swing eccentric wheel drives a cylindrical hole self-aligning ball bearing to rotate in a through hole on a No. 1 conical swing arm. The No. 1 conical swing arm can push the tail of a welding gun to swing under the cooperation of the conical swing eccentric wheel. When the No. 1 conical swing arm is swinging, the shaft rod can be rotated in a plug-in hole through a No. 1 lock-mouth outer ring type angular contact ball bearing, so that the No. 2 conical swing arm can be swung synchronously. Moreover, the No. 2 lock-mouth outer ring type angular contact ball bearing and the conical swing arm shaft can be matched, so that the two ends of the welding gun can be twisted in a U-shaped groove when the No. 1 conical swing arm and the No. 2 conical swing arm are swung, so that the height swing of the welding gun can be realized when in use. The welding gun swings in an 8-shaped route, and the swing of the welding gun during fish scale welding can be simulated, so as to realize automatic welding of anti-corrosion pipe cladding. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a schematic diagram of the overall structure of the utility model anti-corrosion pipe cladding high-speed swing device;
[0019] Figure 2 This is a schematic diagram of the exploded structure of the high-speed oscillating device for surfacing welding of anti-corrosion pipes of the utility model;
[0020] Figure 3 It is a schematic diagram of the driving structure of the No. 1 conical swing arm of the high-speed swing device for surfacing welding of anti-corrosion pipes of the utility model;
[0021] Figure 4 The utility model is a schematic diagram of the internal structure of the conical pendulum fixing seat of the anti-corrosion pipe surfacing high-speed swing device.
[0022] Reference numerals:
[0023] 1. Servo motor; 2. Elastic retaining ring for hole; 3. Conical pendulum motor shaft; 4. Deep groove ball bearing; 5. Elastic retaining ring for shaft; 6. Conical pendulum shield; 7. Self-aligning ball bearing with cylindrical hole; 8. No. 1 conical pendulum pressure cover; 9. Conical swing eccentric; 10. No. 2 conical pendulum pressure cover; 11. Conical pendulum bearing baffle; 12. No. 1 lock-mouth outer ring type angular contact ball bearing; 13. Conical pendulum shaft spacer; 14. Conical pendulum fixing seat; 15. Plug-in hole; 16. No. 3 conical pendulum pressure cover; 17. Welding gun; 18. No. 1 conical swing arm; 19. No. 2 conical swing arm; 20. No. 1 conical pendulum welding gun fixing plate; 21. No. 2 conical pendulum welding gun fixing plate; 22. No. 2 lock-mouth outer ring type angular contact ball bearing; 23. Conical swing arm shaft. DETAILED DESCRIPTION
[0024] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.
[0025] like Figure 1-4 As shown, the anti-corrosion pipe surfacing high-speed swing device proposed by the utility model comprises a conical pendulum fixing seat 14, a first conical swing arm 18 is movably provided in the middle of the conical pendulum fixing seat 14, a servo motor 1 is installed on the end surface of the conical pendulum fixing seat 14, a conical pendulum motor shaft 3 is connected to the power output end of the servo motor 1, a conical swing eccentric wheel 9 is connected to the end of the conical pendulum motor shaft 3, a cylindrical hole self-aligning ball bearing 7 is provided on the surface of the conical swing eccentric wheel 9, a through hole is opened at the bottom of the first conical swing arm 18, and the cylindrical hole self-aligning ball bearing 7 is located in the through hole;
[0026] A plug hole 15 is formed through the surface of the conical pendulum fixing seat 14, and the plug hole 15 is perpendicular to the conical pendulum motor shaft 3;
[0027] A second conical swing arm 19 is rotatably provided in the inner cavity of the plug-in hole 15, and the ends of the No. 1 conical swing arm 18 and the No. 2 conical swing arm 19 are respectively connected to a No. 1 conical oscillating welding gun fixing plate 20 and a No. 2 conical oscillating welding gun fixing plate 21, and a welding gun 17 is movably provided in the inner cavity of the No. 1 conical oscillating welding gun fixing plate 20 and the No. 2 conical oscillating welding gun fixing plate 21.
[0028] It should be noted that the servo motor 1 drives the conical swing eccentric wheel 9 through the conical swing motor shaft 3, and the conical swing eccentric wheel 9 drives the cylindrical hole self-aligning ball bearing 7 to rotate in the through hole on the first conical swing arm 18. The first conical swing arm 18 can push the tail of the welding gun 17 to swing under the cooperation of the conical swing eccentric wheel 9. When the first conical swing arm 18 swings, the shaft rod can be inserted in the plug-in position through the first lock outer ring angular contact ball bearing 12. Rotation in the hole 15 can make the No. 2 conical swing arm 19 swing synchronously, and through the combination of the No. 2 lock outer ring angular contact ball bearing 22 and the conical swing arm shaft 23, the two ends of the welding gun 17 can also twist in the U-shaped groove when the No. 1 conical swing arm 18 and the No. 2 conical swing arm 19 swing, so that the height of the welding gun 17 can be swung during use. The welding gun 17 swings in an 8-shaped route, which can simulate the swing of the welding gun 17 during fish scale welding, thereby realizing automatic welding of anti-corrosion pipe cladding.
[0029] In this embodiment, if Figure 2 and Figure 3As shown, a deep groove ball bearing 4 is sleeved on the surface of the conical oscillating motor shaft 3, one end of the deep groove ball bearing 4 is clamped with a hole elastic retaining ring 2, and the other end of the deep groove ball bearing 4 is clamped with a shaft elastic retaining ring 5.
[0030] It should be noted that both ends of the deep groove ball bearing 4 can be limited by the hole elastic circlip 2 and the shaft elastic circlip 5 respectively.
[0031] In this embodiment, if Figure 2 As shown, a conical pendulum guard 6 is movably mounted on the surface of the conical pendulum fixing seat 14, a swing groove is penetrated through the surface of the conical pendulum guard 6, and the first conical pendulum arm 18 is located in the swing groove.
[0032] It should be noted that the conical pendulum guard 6 can protect the driving structure of the first conical pendulum arm 18.
[0033] In this embodiment, if Figure 2 As shown, a No. 1 cone swing pressure cover 8 is fixed to the end of the conical swing eccentric wheel 9 by bolts, a No. 2 cone swing pressure cover 10 is fixed to one end surface of the plug-in hole 15 by bolts, and a No. 3 cone swing pressure cover 16 is fixed to the other end surface of the plug-in hole 15 by bolts.
[0034] It should be noted that the first conical swing pressure cover 8 can close the end of the conical swing eccentric wheel 9, and the second conical swing pressure cover 10 and the third conical swing pressure cover 16 can close both ends of the plug-in hole 15.
[0035] In this embodiment, if Figure 2 As shown, the shaft surface of the No. 2 conical swing arm 19 is sleeved with a conical swing shaft spacer 13, and the surface of the conical swing shaft spacer 13 is sleeved with a No. 1 locking outer ring type angular contact ball bearing 12, and both ends of the No. 1 locking outer ring type angular contact ball bearing 12 are clamped with conical swing bearing baffles 11.
[0036] It should be noted that the surface of the shaft rod is plugged into the No. 1 lock outer ring angular contact ball bearing 12 through a conical swing shaft spacer 13. The conical swing shaft spacer 13 can reduce the wear on the shaft rod. When the No. 1 conical swing arm 18 swings, the No. 1 lock outer ring angular contact ball bearing 12 can make the shaft rod rotate in the plug-in hole 15, so that the No. 2 conical swing arm 19 can swing synchronously. The conical swing bearing baffle 11 can limit the two ends of the No. 1 lock outer ring angular contact ball bearing 12.
[0037] In this embodiment, if Figure 2 and Figure 3 As shown, a No. 1 cone swing arm 18 and a No. 2 cone swing arm 19 are mounted with a No. 1 cone swing gun fixing plate 20 and a No. 2 cone swing gun fixing plate 21 on their surfaces by bolts.
[0038] It should be noted that the welding gun 17 can be quickly fixed by the first cone oscillating welding gun fixing plate 20 and the second cone oscillating welding gun fixing plate 21 .
[0039] In this embodiment, if Figure 2 and Figure 3 As shown, No. 2 locking outer ring type angular contact ball bearings 22 are embedded in the cavity walls on both sides of the No. 1 tapered swing arm 18 and the No. 2 tapered swing arm 19, and a tapered swing arm shaft 23 is inserted into the inner cavity of the No. 2 locking outer ring type angular contact ball bearing 22, and the ends of the tapered swing arm shaft 23 are rotatably connected to the side wall surface of the welding gun 17.
[0040] It should be noted that, by matching the No. 2 locking outer ring angular contact ball bearing 22 and the tapered swing arm shaft 23, both ends of the welding gun 17 can also twist in the U-shaped groove when the No. 1 tapered swing arm 18 and the No. 2 tapered swing arm 19 swing.
[0041] The working principle and use process of the utility model are as follows: the servo motor 1 drives the conical swing eccentric wheel 9 through the conical swing motor shaft 3, and the conical swing eccentric wheel 9 drives the cylindrical hole self-aligning ball bearing 7 to rotate in the through hole on the first conical swing arm 18. The first conical swing arm 18 can push the tail of the welding gun 17 to swing under the cooperation of the conical swing eccentric wheel 9. The shaft rod at the bottom of the second conical swing arm 19 is plugged into the plug hole 15. The two ends of the plug hole 15 are closed by the second conical swing pressure cover 10 and the third conical swing pressure cover 16 respectively. The surface of the shaft rod is connected to the first lock outer ring angular contact ball bearing 12 through the conical swing shaft spacer 13. The conical swing shaft spacer 13 can reduce the wear on the shaft rod, and the No. 1 conical swing arm 18 can make the shaft rod rotate in the plug-in hole 15 through the No. 1 lock outer ring angular contact ball bearing 12 when swinging, so that the No. 2 conical swing arm 19 can swing synchronously, and the No. 2 lock outer ring angular contact ball bearing 22 and the conical swing arm shaft 23 can match the two ends of the welding gun 17 in the U-shaped groove when the No. 1 conical swing arm 18 and the No. 2 conical swing arm 19 swing, so that the height of the welding gun 17 can be swung during use, and the welding gun 17 swings in an 8-shaped route, which can simulate the swing of the welding gun 17 during fish scale welding, and realize automatic welding of anti-corrosion pipe cladding.
[0042] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims or the equivalent forms of such scope and boundaries.
Claims
1. A high-speed oscillating device for surfacing anti-corrosion pipes, comprising a conical pendulum fixing seat (14), characterized in that: A first conical swing arm (18) is movably provided in the middle of the conical pendulum fixing seat (14); a servo motor (1) is installed on the end surface of the conical pendulum fixing seat (14); a power output end of the servo motor (1) is connected to a conical pendulum motor shaft (3); an end of the conical pendulum motor shaft (3) is connected to a conical swing eccentric wheel (9); a cylindrical hole self-aligning ball bearing (7) is provided on the surface of the conical swing eccentric wheel (9); a through hole is provided at the bottom of the first conical swing arm (18); and the cylindrical hole self-aligning ball bearing (7) is located in the through hole; A plug hole (15) is formed through the surface of the conical pendulum fixing seat (14), and the plug hole (15) is perpendicular to the conical pendulum motor shaft (3); A second conical swing arm (19) is rotatably provided in the inner cavity of the plug hole (15); the ends of the first conical swing arm (18) and the second conical swing arm (19) are respectively connected to a first conical oscillating welding gun fixing plate (20) and a second conical oscillating welding gun fixing plate (21); and welding guns (17) are movably provided in the inner cavities of the first conical oscillating welding gun fixing plate (20) and the second conical oscillating welding gun fixing plate (21).
2. The high-speed oscillating device for surfacing anti-corrosion pipe according to claim 1 is characterized in that: A deep groove ball bearing (4) is sleeved on the surface of the conical oscillating motor shaft (3); an elastic retaining ring (2) for a hole is clamped on one end of the deep groove ball bearing (4); and an elastic retaining ring (5) for a shaft is clamped on the other end of the deep groove ball bearing (4).
3. The high-speed oscillating device for surfacing anti-corrosion pipe according to claim 2 is characterized in that: A conical pendulum guard (6) is movably mounted on the surface of the conical pendulum fixing seat (14), a swing groove is penetrated through the surface of the conical pendulum guard (6), and the first conical pendulum arm (18) is located in the swing groove.
4. The high-speed oscillating device for surfacing anti-corrosion pipe according to claim 1 is characterized in that: A first conical swing pressure cover (8) is fixed to the end of the conical swing eccentric wheel (9) by bolts, a second conical swing pressure cover (10) is fixed to one end surface of the plug hole (15) by bolts, and a third conical swing pressure cover (16) is fixed to the other end surface of the plug hole (15) by bolts.
5. The high-speed oscillating device for surfacing anti-corrosion pipe according to claim 4 is characterized in that: The shaft surface of the second conical swing arm (19) is sleeved with a conical swing shaft spacer (13), the surface of the conical swing shaft spacer (13) is sleeved with a first lock-mouth outer ring type angular contact ball bearing (12), and both ends of the first lock-mouth outer ring type angular contact ball bearing (12) are clamped with conical swing bearing baffles (11).
6. The high-speed oscillating device for surfacing welding of anti-corrosion pipes according to claim 5 is characterized in that: A first cone swing arm (18) and a second cone swing arm (19) are provided with a first cone swing gun fixing plate (20) and a second cone swing gun fixing plate (21) by bolts on the surfaces of the first cone swing arm (18) and the second cone swing arm (19).
7. The high-speed oscillating device for surfacing anti-corrosion pipes according to claim 4 is characterized in that: A No. 2 locking outer ring type angular contact ball bearing (22) is embedded in the cavity walls on both sides of the No. 1 conical swing arm (18) and the No. 2 conical swing arm (19), and a conical swing arm shaft (23) is inserted into the inner cavity of the No. 2 locking outer ring type angular contact ball bearing (22), and the end of the conical swing arm shaft (23) is rotatably connected to the side wall surface of the welding gun (17).