Combined forging method for special steel forgings

Abstract

According to the combined forging method for the special steel forgings, a clamping mechanism comprises a rotating box, the right side of a translation frame is fixedly connected to the outer side of the rotating box, a worm is arranged in an inner cavity of the rotating box, worm wheels are engaged with the front side and the rear side of the worm, and a first rotating shaft is arranged at the circle center of each worm wheel in a penetrating mode; according to the plastic special steel combined forging device, through mutual cooperation of the clamping mechanism, the overturning mechanism, the forging mechanism, the cleaning mechanism and other components, when plastic special steel is subjected to combined forging, the clamping mechanism can be started to drive the forging mechanism to move and overturn; and meanwhile, the oxide skin on the outer side of the plastic special steel is scraped through the cleaning mechanism, the cleaning mechanism rotates by 360 degrees around the center of a second rotating shaft when rotating, meanwhile, the meshing gear is driven to rotate when the large gear rotates, and the multiple steel wires can be driven to rotate when the meshing gear rotates, so that the oxide skin cleaning efficiency is further improved, and automatic cleaning is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of special steel forging, in particular to a combined forging method of special steel forgings. Background Art

[0002] Combined forging is a process in which two or more forgings of the same or different types are combined in a certain way and then forged. This method is often used to produce forgings with complex shapes or large sizes to reduce production costs and improve production efficiency. Combined forging includes die forging, which refers to a forging method in which a blank is formed using a die on special die forging equipment to obtain a forging.

[0003] The oxide scale produced during the combined die forging process has an important impact on the quality of forgings and subsequent processing, so appropriate treatment methods are needed to remove it. Most of the existing oxide scale removal methods are for workers to scrape it off with tools. However, when workers are cleaning the oxide scale, special steel is in a high-temperature plastic state, which is very dangerous. Workers need to wear protective clothing, protective eyewear and other safety protection equipment to clean it, which is inconvenient. Summary of the invention

[0004] To achieve the above object, the present invention provides the following technical solution: a combined forging method for special steel forgings, comprising the following steps: Step 1: Place the special steel that has reached a plastic state between the clamping mechanisms and fix it, then start the forging mechanism to combine the special steel in a plastic state with the die for forging; Step 2: After the forging of the special steel combination in the plastic state is completed, the flipping mechanism can be started to drive the forging part to flip as a whole; Step 3: Start the cleaning mechanism to clean the oxide scale on the entire outer side of the forging.

[0005] Preferably, in step 1, the forging mechanism includes a processing table, a rectangular opening is opened in the inner cavity of the processing table, a forging hammer is fixedly connected to the top of the processing table, a translation frame is attached to the rectangular opening, two connecting frames are fixedly connected to the left side of the translation frame, the two connecting frames are symmetrically arranged front to back, and scrapers are fixedly connected to the corresponding sides of the two connecting frames, the bottom of the scraper is attached to the top of the processing table, and a mold is attached to the center of the top of the processing table.

[0006] Preferably, in step 1, the clamping mechanism includes a rotating box, the right side of the translation frame is fixedly connected to the outside of the rotating box, the inner cavity of the rotating box is provided with a worm, the front and rear sides of the worm are meshed with worm wheels, a first rotating shaft is passed through the center of the worm wheel, a linkage wheel is fixedly sleeved at the top of the outer side of the first rotating shaft and is fixedly connected to it, the upper and lower ends of the two first rotating shafts are inserted into the inner wall of the rotating box, and a linkage wheel is fixedly sleeved near the top of the outer side of the first rotating shaft.

[0007] Preferably, there are splints on the outer sides of the two linkage wheels, the two splints are symmetrically arranged front to back, the tops of the two splints are fixedly connected with strip plates, the tops of the strip plates are slidably connected to the top of the inner cavity of the rotating box, and the corresponding sides of the two splints are fitted to the outer side of the mold.

[0008] Preferably, in step 2, the flipping mechanism includes a rotating motor, a power output shaft of the rotating motor is fixedly connected to the worm, a sleeve is fixedly sleeved on the outer side of the rotating motor near the left side, a driven gear is fixedly sleeved on the outer side of the rotating motor near the right side, there are movable plates on the front and rear sides of the sleeve, two mating wheels are hinged on the corresponding sides of the two movable plates, every two adjacent mating wheels are symmetrically arranged up and down, and the outer sides of several of the mating wheels are mated with the sleeve.

[0009] Preferably, a small motor is installed on the rear side of the movable plate located on the rear side, and the power output shaft of the small motor is fixedly connected to a driving gear, and the outer side of the driving gear is meshed with the driven gear. A translation cylinder is movably connected to the right side of the rotating motor, and a mounting seat is fixedly connected to the right end of the translation cylinder. Two bases are fixedly connected to the bottom of the mounting seat, and the two bases are symmetrically arranged front and back. The bottoms of the two movable plates are slidably connected to adjacent bases.

[0010] Preferably, in step 3, the cleaning mechanism includes a connecting plate, a vertical plate is fixedly connected to the bottom center of the connecting plate, a fixed plate is fixedly connected to the right side of the vertical plate near the bottom, an upper motor is arranged on the rear side of the connecting plate, a central shaft is fixedly connected to the bottom end of the power output shaft of the upper motor, a large gear is fixedly sleeved on the outer side of the central shaft near the bottom end, the bottom end of the central shaft is plugged into the fixed plate, a second rotating shaft is passed through the inner cavity of the connecting plate, a groove wheel is fixedly sleeved on the outer side of the second rotating shaft and the central shaft, a belt is commonly sleeved on the outer sides of the two groove wheels, and a slewing block is fixedly connected to the bottom of the groove wheel located on the front side.

[0011] Preferably, a tilting rod is penetrated through the inner cavity of the swiveling block, a meshing gear is fixedly sleeved on the outer side of the tilting rod near the center, a conical column is fixedly sleeved on the outer side of the tilting rod near the bottom end, a limiting ring is fixedly connected to the fixed plate, the outer side of the conical column is fitted with the inner wall of the limiting ring, the bottom end of the tilting rod penetrates the inner cavity of the limiting ring, a plurality of steel wires are fixedly connected to the bottom end of the tilting rod, and the plurality of steel wires are arranged in a circular array with the center of the tilting rod as the center, and the left side of the connecting plate is fixedly connected to the forging hammer.

[0012] Compared with the prior art, the present invention has the following beneficial effects: The present invention achieves that when the plastic special steel is combined forged, the clamping mechanism can be started to drive the movement and flipping through the mutual cooperation among the clamping mechanism, the flipping mechanism, the forging mechanism and the cleaning mechanism. At the same time, the oxide scale on the outside of the plastic special steel can be scraped off by the cleaning mechanism. When the cleaning mechanism rotates, it rotates 360 degrees around the center of the second rotating shaft. At the same time, when the large gear rotates, it drives the meshing gear to rotate. When the meshing gear rotates, it can drive a number of steel wires to rotate, thereby further improving the efficiency of cleaning the oxide scale and realizing automatic cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a right view of the structure of the present invention; Figure 3 This is a schematic diagram of the structure of the component processing platform of the present invention; Figure 4 It is a right view of the rotating box structure of the component of the present invention; Figure 5 This is a schematic diagram of the internal structure of the rotating box component of the present invention; Figure 6 It is a schematic diagram of the structure of the connecting plate of the component of the present invention.

[0014] Numbers in the figure: 1. Processing table; 2. Translation frame; 3. Connecting frame; 4. Scraper; 5. Die; 6. Forging hammer; 7. Rotating box; 8. Base; 9. Mounting seat; 10. Translation cylinder; 11. Upper motor; 12. Swivel block; 13. Tilt rod; 14. Meshing gear; 15. Conical column; 16. Connecting plate; 17. Belt; 18. Large gear; 19. Moving plate; 20. Driven gear; 21. Driving gear; 22. Rotating motor; 23. Fitting wheel; 24. Sleeve wheel; 25. Clamp; 26. Strip plate; 27. Linkage wheel; 28. Worm; 29. ​​Worm wheel; 30. Limiting ring; 31. Steel wire; 32. Fixed plate; 33. Vertical plate; 34. Center axis; 35. Grooved wheel. DETAILED DESCRIPTION

[0015] 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.

[0016] See also Figure 1-6 The present invention provides a technical solution: a combined forging method of special steel forgings, comprising the following steps: Step 1: Place the special steel that has reached a plastic state between the clamping mechanisms and fix it, then start the forging mechanism to combine the special steel in a plastic state with the die for forging; Step 2: After the forging of the special steel combination in the plastic state is completed, the flipping mechanism can be started to drive the forging part to flip as a whole; Step 3: Start the cleaning mechanism to clean the oxide scale on the entire outer side of the forging.

[0017] In step 1, the forging mechanism includes a processing table 1, the inner cavity of the processing table 1 is provided with a rectangular opening, a forging hammer 6 is fixedly connected to the top of the processing table 1, a translation frame 2 is attached to the rectangular opening, two connecting frames 3 are fixedly connected to the left side of the translation frame 2, the two connecting frames 3 are symmetrically arranged front to back, and a scraper 4 is fixedly connected to the corresponding sides of the two connecting frames 3, the bottom of the scraper 4 is attached to the top of the processing table 1, and a mold 5 is attached to the center of the top of the processing table 1.

[0018] In step 1, the clamping mechanism includes a rotating box 7, and the right side of the translation frame 2 is fixedly connected to the outside of the rotating box 7. A worm 28 is provided in the inner cavity of the rotating box 7. Worm wheels 29 are meshed on both the front and rear sides of the worm 28. A first rotating shaft is passed through the center of the worm wheel 29. A linkage wheel 27 is fixedly sleeved at the top of the outer sleeve of the first rotating shaft and is fixedly connected to it. The upper and lower ends of the two first rotating shafts are inserted into the inner wall of the rotating box 7, and a linkage wheel 27 is fixedly sleeved near the top of the outer side of the first rotating shaft. The outer sides of the two linkage wheels 27 are both fitted with splints 25, and the two splints 25 are symmetrically arranged front and back. The tops of the two splints 25 are fixedly connected with strip plates 26, and the tops of the strip plates 26 are slidably connected to the top of the inner cavity of the rotating box 7. The corresponding sides of the two splints 25 are both fitted with the outer side of the mold 5.

[0019] In step 2, the flip mechanism includes a rotating motor 22, the power output shaft of the rotating motor 22 is fixedly connected to the worm 28, the outer side of the rotating motor 22 is fixedly sleeved with a sleeve wheel 24 near the left side, the outer side of the rotating motor 22 is fixedly sleeved with a driven gear 20 near the right side, and there are moving plates 19 on both the front and rear sides of the sleeve wheel 24, and two corresponding sides of the two moving plates 19 are hinged with two fitting wheels 23, and every two adjacent fitting wheels 23 are symmetrically arranged up and down, and the outer sides of several fitting wheels 23 are fitted with the sleeve wheel 24. A small motor is installed on the rear side of the moving plate 19 located at the rear side, and the power output shaft of the small motor is fixedly connected to a driving gear 21, and the outer side of the driving gear 21 is meshed with the driven gear 20. The right side of the rotating motor 22 is movably connected to a translation cylinder 10, and the right end of the translation cylinder 10 is fixedly connected to a mounting seat 9, and the bottom of the mounting seat 9 is fixedly connected to two bases 8, and the two bases 8 are symmetrically arranged front and back, and the bottoms of the two moving plates 19 are slidably connected to the adjacent bases 8.

[0020] In step 3, the cleaning mechanism includes a connecting plate 16, a vertical plate 33 is fixedly connected at the center of the bottom of the connecting plate 16, a fixed plate 32 is fixedly connected near the bottom of the right side of the vertical plate 33, an upper motor 11 is arranged at the rear side of the connecting plate 16, a central shaft 34 is fixedly connected to the bottom end of the power output shaft of the upper motor 11, a large gear 18 is fixedly sleeved on the outer side of the central shaft 34 near the bottom end, the bottom end of the central shaft 34 is plugged into the fixed plate 32, a second rotating shaft is passed through the inner cavity of the connecting plate 16, a groove wheel 35 is fixedly sleeved on the outer side of the second rotating shaft and the central shaft 34, and a belt 17 is sleeved on the outer side of the two groove wheels 35, which is located at the front side A slewing block 12 is fixedly connected to the bottom of the groove wheel 35, and a tilting rod 13 is provided through the inner cavity of the slewing block 12. A meshing gear 14 is fixedly sleeved on the outer side of the tilting rod 13 near the center, and a conical column 15 is fixedly sleeved on the outer side of the tilting rod 13 near the bottom end. A limiting ring 30 is fixedly connected to the fixed plate 32, and the outer side of the conical column 15 is in contact with the inner wall of the limiting ring 30. The bottom end of the tilting rod 13 passes through the inner cavity of the limiting ring 30, and a plurality of steel wires 31 are fixedly connected to the bottom end of the tilting rod 13. The plurality of steel wires 31 are arranged in a circular array with the center of the tilting rod 13 as the center. The left side of the connecting plate 16 is fixedly connected to the forging hammer 6.

[0021] Working principle: when the rotating motor 22 rotates, the worm 28 can be driven to rotate through the power output shaft, and when the worm 28 rotates, the two worm wheels 29 can be driven to rotate, and when the worm wheel 29 rotates, the first rotating shaft can be driven to rotate, and when the first rotating shaft rotates, the linkage wheel 27 can be driven to rotate at the same time, and when the linkage wheel 27 rotates, it fits with the clamping plate 25, and can drive the two clamping plates 25 to move in opposite directions, so as to clamp the mold 5, and the moving trajectory of the clamping plate 25 can be limited by the strip plate 26. When the combined forging of the plastic special steel is completed, the small motor is started to drive the driving gear 21 to rotate, and when the driving gear 21 rotates, it can drive the driven gear 20 to rotate, and when the driven gear 20 rotates, it can drive the rotating motor 22 to rotate, and when the rotating motor 22 rotates, it can drive the rotating box 7 to rotate, and when the rotating box 7 rotates, the plastic special steel can be turned over through the two clamping plates 25. When the motor 11 is started, the center shaft 34 can be driven to rotate through the power output shaft. When the center shaft 34 rotates, the large gear 18 can be driven to rotate. When the center shaft 34 rotates, it can rotate through the adjacent groove wheel 35. The groove wheel 35 located on the rear side can drive the groove wheel 35 located on the front side to rotate through the belt 17. When the groove wheel 35 located on the front side rotates, it can drive the swing block 12 to rotate. When the swing block 12 rotates, it can drive the tilting rod 13 to move. When the tilting rod 13 rotates, it can drive several steel wires 31 to rotate 360 ​​degrees. At the same time, when the large gear 18 rotates and meshes with the meshing gear 14, it can drive the tilting rod 13 to rotate. When the tilting rod 13 rotates, it can drive several steel wires 31 to rotate, further improving the cleaning effect. When the translation cylinder 10 drives the rotating box 7 to move, the scraper 4 can be driven to move through the translation frame 2, thereby cleaning the oxide scale on the surface of the processing table 1.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A combined forging method for special steel forgings, characterized in that: The following steps are involved: Step 1: Place the special steel that has reached a plastic state between the clamping mechanisms and fix it, then start the forging mechanism to combine the special steel in a plastic state with the die for forging; Step 2: After the forging of the special steel combination in the plastic state is completed, the flipping mechanism can be started to drive the forging part to flip as a whole; Step 3: Start the cleaning mechanism to clean the oxide scale on the entire outer side of the forging.

2. The combined forging method of special steel forgings according to claim 1, characterized in that: In step 1, the forging mechanism comprises a processing table (1), the inner cavity of the processing table (1) is provided with a rectangular opening, a forging hammer (6) is fixedly connected to the top of the processing table (1), a translation frame (2) is attached to the rectangular opening, two connection frames (3) are fixedly connected to the left side of the translation frame (2), the two connection frames (3) are symmetrically arranged front and back, and a scraper (4) is fixedly connected to the corresponding side of the two connection frames (3), the bottom of the scraper (4) is attached to the top of the processing table (1), and a mold (5) is attached to the center of the top of the processing table (1).

3. The combined forging method of special steel forgings according to claim 1, characterized in that: In step 1, the clamping mechanism comprises a rotating box (7), the right side of the translation frame (2) is fixedly connected to the outside of the rotating box (7), the inner cavity of the rotating box (7) is provided with a worm (28), the front and rear sides of the worm (28) are meshed with worm wheels (29), a first rotating shaft is passed through the center of the worm wheel (29), a linkage wheel (27) is fixedly sleeved at the top end of the outer side of the first rotating shaft and is fixedly connected to the linkage wheel, the upper and lower ends of the two first rotating shafts are inserted into the inner side wall of the rotating box (7), and a linkage wheel (27) is fixedly sleeved near the top end of the outer side of the first rotating shaft.

4. The combined forging method of special steel forgings according to claim 3, characterized in that: The outer sides of the two linkage wheels (27) are both fitted with clamps (25), the two clamps (25) are symmetrically arranged front and back, the tops of the two clamps (25) are fixedly connected with strip plates (26), the tops of the strip plates (26) are slidably connected to the top of the inner cavity of the rotating box (7), and the corresponding sides of the two clamps (25) are both fitted with the outer side of the mold (5).

5. The combined forging method of special steel forgings according to claim 1, characterized in that: In step 2, the flipping mechanism comprises a rotating motor (22), the power output shaft of the rotating motor (22) is fixedly connected to the worm (28), a sleeve wheel (24) is fixedly sleeved on the outer side of the rotating motor (22) near the left side, and a driven gear (20) is fixedly sleeved on the outer side of the rotating motor (22) near the right side. The sleeve wheel (24) has movable plates (19) on both the front and rear sides, and two mating wheels (23) are hinged on the corresponding sides of the two movable plates (19), and every two adjacent mating wheels (23) are symmetrically arranged in an upper and lower direction, and the outer sides of several of the mating wheels (23) are mated with the sleeve wheel (24).

6. The combined forging method of special steel forgings according to claim 5, characterized in that: A small motor is installed at the rear side of the movable plate (19) located at the rear side, and a driving gear (21) is fixedly connected to the power output shaft of the small motor. The outer side of the driving gear (21) is meshed with a driven gear (20). The right side of the rotating motor (22) is movably connected to a translation cylinder (10). The right end of the translation cylinder (10) is fixedly connected to a mounting seat (9). The bottom of the mounting seat (9) is fixedly connected to two bases (8). The two bases (8) are symmetrically arranged front and back. The bottoms of the two movable plates (19) are both slidably connected to adjacent bases (8).

7. The combined forging method of special steel forgings according to claim 1, characterized in that: In step 3, the cleaning mechanism includes a connecting plate (16), a vertical plate (33) is fixedly connected at the center of the bottom of the connecting plate (16), a fixed plate (32) is fixedly connected to the right side of the vertical plate (33) near the bottom, an upper motor (11) is provided on the rear side of the connecting plate (16), a central shaft (34) is fixedly connected to the bottom end of the power output shaft of the upper motor (11), a large gear (18) is fixedly sleeved on the outer side of the central shaft (34) near the bottom end, the bottom end of the central shaft (34) is plugged into the fixed plate (32), a second rotating shaft is passed through the inner cavity of the connecting plate (16), a grooved wheel (35) is fixedly sleeved on the outer side of the second rotating shaft and the central shaft (34), a belt (17) is commonly sleeved on the outer side of the two grooved wheels (35), and a slewing block (12) is fixedly connected to the bottom of the grooved wheel (35) located on the front side.

8. The combined forging method of special steel forgings according to claim 7, characterized in that: A tilting rod (13) is provided through the inner cavity of the rotary block (12), a meshing gear (14) is fixedly sleeved on the outer side of the tilting rod (13) near the center, a conical column (15) is fixedly sleeved on the outer side of the tilting rod (13) near the bottom end, a limit ring (30) is fixedly connected to the fixing plate (32), the outer side of the conical column (15) is in contact with the inner wall of the limit ring (30), the bottom end of the tilting rod (13) passes through the inner cavity of the limit ring (30), a plurality of steel wires (31) are fixedly connected to the bottom end of the tilting rod (13), and the plurality of steel wires (31) are arranged in a circular array with the center of the tilting rod (13) as the center, and the left side of the connecting plate (16) is fixedly connected to the forging hammer (6).

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