Turnover device for automobile frame machining and using method of turnover device

Abstract

The invention discloses a turnover device for automobile frame machining and a using method thereof, and relates to the technical field of automobile frame machining, the turnover device comprises a fixing frame, a turnover mechanism is arranged on the inner side of the fixing frame, a clamping mechanism is installed on one side of the turnover mechanism, and a limiting mechanism is installed on the other side of the turnover mechanism; the limiting mechanism comprises a fixing plate, an electric push rod works to drive a connecting block to move, so that a second rotating rod moves, a third rotating rod rotates and a limiting pawl rotates, one end of the limiting pawl is driven to apply pressure to the outer side face of a limiting ratchet wheel, and the limiting ratchet wheel is positioned; the clamping mechanism overturning by a certain angle is limited, the automobile frame is fixed at a set angle, the stability is guaranteed, the situation that the clamping mechanism overturns due to the fact that the clamping mechanism automatically rotates under the influence of the gravity of the automobile frame is prevented, and the machining precision of the automobile frame is improved.

Description

Technical Field

[0001] The invention relates to the technical field of automobile frame processing, in particular to a turning device for automobile frame processing and a use method thereof. Background Art

[0002] The frame is a framework structure that spans the front and rear axles of the car, commonly known as the beam. It is the base of the car and is generally composed of two longitudinal beams and several cross beams. It is supported on the wheels via the suspension device, the front axle, and the rear axle. When processing the car frame, a flipping device is required to flip the car frame for processing on different sides.

[0003] For example, the "turning device for automobile frame processing" with publication number: CN220217250U includes a fixed bracket fixedly set on the floor of the processing room, which also includes a movable bracket arranged parallel to the fixed bracket and can approach and move away from the fixed bracket to cooperate with the fixed bracket; the top of the movable bracket is rotatably provided with a horizontally set driven rotating shaft, and the top of the fixed bracket is rotatably provided with a horizontally set driving rotating shaft, and the inner ends of the driven rotating shaft and the driving rotating shaft are respectively fixed with a clamp fixing rod arranged perpendicularly to the driven rotating shaft and the driving rotating shaft.

[0004] In the prior art, during the flipping process of the automobile frame, since the automobile frame itself is heavy, when it is flipped to a certain angle and overloaded, the flipping structure is easily affected by the gravity of the automobile frame and automatically rotates, resulting in excessive flipping, which causes deviation in the processing position of the automobile frame and affects the processing accuracy and overall quality of the automobile frame. Summary of the invention

[0005] The purpose of the present invention is to provide a turning device for automobile frame processing and a method of using the same, so as to solve the problem that the turning structure proposed in the above background technology is easily affected by the gravity of the automobile frame and automatically rotates, resulting in excessive turning, which leads to deviation in the processing position of the automobile frame.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a turning device for automobile frame processing, comprising a fixed frame, a turning mechanism is arranged on the inner side of the fixed frame, a clamping mechanism is installed on one side of the turning mechanism, and a limiting mechanism is installed on the other side of the turning mechanism, wherein the limiting mechanism comprises a fixed plate, one side of the fixed plate is fixedly connected to the outer side of the fixed frame, and the other side of the fixed plate is rotatably connected to a first rotating rod, one end of the first rotating rod is fixedly connected to a limiting pawl, one end of the limiting pawl engages with a limiting ratchet, the outer side of the limiting pawl is rotatably connected to a third rotating rod, one end of the third rotating rod is fixedly connected to a second rotating rod, the outer side of the second rotating rod is rotatably connected to a connecting block, one end of the connecting block is fixedly connected to an electric push rod, one end of the electric push rod is fixedly connected to the fixed block, and one end of the fixed block is fixedly connected to one side of the fixed plate.

[0007] Preferably, a connecting shaft is fixedly connected to the middle of the limiting ratchet, a positioning block is rotatably connected to the outside of the connecting shaft, an opening is opened on one side of the fixing frame, and an end of the connecting shaft is fixedly connected to the inside of the opening.

[0008] Preferably, the flipping mechanism includes a positioning plate, one side of the positioning plate is fixedly connected to an outer gear ring, one side of the outer gear ring is fixedly connected to one side of a fixed frame, a second gear is meshed on the outer side of the outer gear ring, the middle part of the second gear is rotatably connected to a second support rod, and one end of the second support rod is fixedly connected to the support plate.

[0009] Preferably, a third gear is meshed on one side of the second gear, a third support rod is rotatably connected to the middle of the third gear, and one end of the third support rod is fixedly connected to one side of the support plate.

[0010] Preferably, a fourth gear is meshed on one side of the third gear, a first support rod is fixedly connected to the middle of the fourth gear, and one end of the first support rod is rotatably connected to one side of the support plate.

[0011] Preferably, a second drive motor is fixedly connected to the outer side of the support plate, and an output end of the second drive motor passes through one side of the support plate and is fixedly connected to one end of the first support rod.

[0012] Preferably, the clamping mechanism includes a fixed box, one side of the fixed box is fixedly connected to one end of the connecting shaft, the interior of the fixed box is fixedly connected to a first drive motor, the output end of the first drive motor is fixedly connected to a connecting rod, one end of the connecting rod is rotatably connected to one side of the fixed box, and the outside of the connecting rod is fixedly connected to a first gear.

[0013] Preferably, movable push rods are meshed on both sides of the first gear, both ends of the two movable push rods pass through both sides of the fixed box, one end of the two movable push rods is fixedly connected to a clamping plate, and one side of the clamping plate is fixedly connected to an anti-sliding block.

[0014] Preferably, a connecting column is fixedly connected to one side of the fixing box, and one end of the connecting column is fixedly connected to one side of the supporting plate.

[0015] A method for using a turning device for automobile frame processing comprises the following steps: S1. First, place the automobile frame to be processed on the clamping mechanism, drive the connecting rod and the first gear to rotate through the operation of the first driving motor, drive the meshing moving push rod to move, adjust the distance between the two clamping plates, and clamp and fix the automobile frame through the two clamping plates; S2, the second driving motor drives the first support rod and the fourth gear to rotate, and the third gear and the second gear rotate accordingly, and at the same time, the second gear rotates on the outer ring of the meshing outer gear ring, so that the clamping mechanism turns over with the center of the fixed box as the center, driving the clamped automobile frame to turn over; S3. After the flipping is completed, the electric push rod drives the connecting block to move, and the third rotating rod rotates to drive the limit pawl to move. One end of the limit pawl is stuck on the outside of the limit ratchet to limit the limit ratchet, thereby processing the automobile frame.

[0016] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, the electric push rod drives the connecting block to move, so that the second rotating rod moves, the third rotating rod rotates, and the limit pawl rotates, driving one end of the limit pawl to apply pressure to the outer side of the limit ratchet to position the limit ratchet, thereby limiting the position of the clamping mechanism that flips a certain angle, fixing the automobile frame at a set angle, ensuring stability, preventing the clamping mechanism from automatically rotating due to the influence of the gravity of the automobile frame and causing excessive flipping, and improving the processing accuracy of the automobile frame; 2. In the present invention, the second driving motor drives the first support rod and the fourth gear to rotate, the third gear and the second gear rotate in sequence, and the second gear moves on the outer ring of the outer gear ring, so that the clamping mechanism fixed with the automobile frame rotates, and the frame flipping angle is precisely controlled by accurately controlling the rotation angle and displacement of multiple gears, so that the automobile frame is flipped to the set angle for processing; 3. In the present invention, the first driving motor can drive the connecting rod and the first gear to rotate, and the two movable push rods can move, driving the distance between the two clamping plates to change, so that the two anti-sliding blocks cooperate to clamp and fix the automobile frame to prevent the frame from falling during the flipping process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of a turning device for automobile frame processing according to the present invention; Figure 2 This is a schematic diagram of the disassembled structure of a turning device for automobile frame processing according to the present invention; Figure 3 This is a schematic diagram of the connection structure of a limit mechanism of a turning device for automobile frame processing according to the present invention; Figure 4 This is a schematic diagram of the disassembled structure of a limit mechanism of a turning device for automobile frame processing according to the present invention; Figure 5 This is a schematic diagram of the connection structure of a turning mechanism of a turning device for automobile frame processing according to the present invention; Figure 6 This is a schematic diagram of the disassembled structure of a turning mechanism of a turning device for automobile frame processing according to the present invention; Figure 7 The present invention is a schematic diagram of the connection structure of the clamping mechanism of a turning device for automobile frame processing.

[0018] In the figure: 1. fixed frame; 2. limiting mechanism; 21. fixed plate; 22. fixed block; 23. first rotating rod; 24. connecting shaft; 25. positioning block; 26. limiting ratchet; 27. connecting block; 28. electric push rod; 29. ​​limiting pawl; 210. second rotating rod; 211. third rotating rod; 3. clamping mechanism; 31. fixed box; 32. first driving motor; 33. connecting column; 34. anti-sliding block; 35. connecting rod; 36. first gear; 37. clamping plate; 38. moving push rod; 4. flipping mechanism; 41. support plate; 42. second driving motor; 43. positioning plate; 44. second gear; 45. third gear; 46. fourth gear; 47. first support rod; 48. outer gear ring; 49. second support rod; 410. third support rod; 5. opening. DETAILED DESCRIPTION

[0019] 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 implementation regulations described 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.

[0020] Example 1: Reference Figure 1 - Figure 7As shown: A turning device for automobile frame processing, comprising a fixed frame 1, a turning mechanism 4 is arranged on the inner side of the fixed frame 1, a clamping mechanism 3 is installed on one side of the turning mechanism 4, and a limiting mechanism 2 is installed on the other side of the turning mechanism 4, the limiting mechanism 2 comprises a fixed plate 21, one side of the fixed plate 21 is fixedly connected to the outer side of the fixed frame 1, and the other side of the fixed plate 21 is rotatably connected to a first rotating rod 23, one end of the first rotating rod 23 is fixedly connected to a limiting pawl 29, and one end of the limiting pawl 29 engages with a limiting ratchet 2 6. The outer side of the limit ratchet 29 is rotatably connected to the third rotating rod 211, one end of the third rotating rod 211 is fixedly connected to the second rotating rod 210, the outer side of the second rotating rod 210 is rotatably connected to the connecting block 27, one end of the connecting block 27 is fixedly connected to the electric push rod 28, one end of the electric push rod 28 is fixedly connected to the fixing block 22, one end of the fixing block 22 is fixedly connected to one side of the fixing plate 21; the middle part of the limit ratchet 26 is fixedly connected to the connecting shaft 24, and the outer side of the connecting shaft 24 is rotatably connected to the positioning block 2 5, an opening 5 is opened on one side of the fixed frame 1, and the end of the connecting shaft 24 is fixedly connected to the inside of the opening 5; the flip mechanism 4 includes a positioning plate 43, one side of the positioning plate 43 is fixedly connected to an outer gear ring 48, one side of the outer gear ring 48 is fixedly connected to one side of the fixed frame 1, the outer side of the outer gear ring 48 is meshed with a second gear 44, the middle part of the second gear 44 is rotatably connected to a second support rod 49, one end of the second support rod 49 is fixedly connected to the support plate 41; one side of the second gear 44 is meshed with a third gear 45, and the third gear 45 is meshed with a third gear 45. The middle part of the gear 45 is rotatably connected to the third support rod 410, and one end of the third support rod 410 is fixedly connected to one side of the support plate 41; a fourth gear 46 is meshed with one side of the third gear 45, and the middle part of the fourth gear 46 is fixedly connected to the first support rod 47, and one end of the first support rod 47 is rotatably connected to one side of the support plate 41; the outer side of the support plate 41 is fixedly connected to the second drive motor 42, and the output end of the second drive motor 42 passes through one side of the support plate 41 and is fixedly connected to one end of the first support rod 47.

[0021] After the automobile frame is fixed, the second driving motor 42 drives the first support rod 47 and the fourth gear 46 to rotate, and the two third gears 45 meshing on the outer side of the fourth gear 46 rotate, and the third support rod 410 can fix the rotation position of the third gear 45, and the second gear 44 meshing on the outer side of the third gear 45 rotates, and the second support rod 49 can fix the rotation position of the second gear 44, and the second gear 44 moves on the outer ring of the outer gear ring 48, so that the clamping mechanism 3 fixed with the automobile frame rotates, and the precise control of the frame flipping angle is achieved by accurately controlling the rotation angle and displacement of multiple gears, and the automobile frame is flipped to the set angle for processing. During the flipping process, the clamping mechanism 3 flips and drives the connecting shaft 24 and the limit ratchet 26 to rotate, and the limit ratchet 29 is separated from the outer side of the limit ratchet 26 to prevent the limit The rotation of the ratchet 26 causes interference, and the external rotation of the connecting shaft 24 is connected with a positioning block 25, which is used to support and position the rotation position of the connecting shaft 24. After the flipping is completed, the electric push rod 28 drives the connecting block 27 to move, so that the second rotating rod 210 moves, and the third rotating rod 211 rotates, driving the connection between the third rotating rod 211 and the limiting pawl 29 to move. The limiting pawl 29 rotates with the first rotating rod 23 as a fixed point, pushing one end of the limiting pawl 29 to apply pressure to the outer side of the limiting ratchet 26, and positioning the limiting ratchet 26, thereby limiting the clamping mechanism 3 that is flipped at a certain angle, fixing the automobile frame at a set angle, ensuring stability, preventing the clamping mechanism 3 from automatically rotating due to the influence of the gravity of the automobile frame and excessive flipping, and improving the processing accuracy of the automobile frame.

[0022] Embodiment 2: Figure 1 and Figure 7 As shown, the clamping mechanism 3 includes a fixed box 31, one side of the fixed box 31 is fixedly connected to one end of the connecting shaft 24, the interior of the fixed box 31 is fixedly connected to a first drive motor 32, the output end of the first drive motor 32 is fixedly connected to a connecting rod 35, one end of the connecting rod 35 is rotatably connected to one side of the fixed box 31, and the outside of the connecting rod 35 is fixedly connected to a first gear 36; both sides of the first gear 36 are meshed with moving push rods 38, the two ends of the two moving push rods 38 pass through the two sides of the fixed box 31, one end of the two moving push rods 38 is fixedly connected to a clamping plate 37, and one side of the clamping plate 37 is fixedly connected to an anti-sliding block 34; one side of the fixed box 31 is fixedly connected to a connecting column 33, and one end of the connecting column 33 is fixedly connected to one side of the support plate 41.

[0023] The automobile frame to be processed is placed on the clamping mechanism 3, and the first driving motor 32 can drive the connecting rod 35 and the first gear 36 to rotate. The tooth mark provided on the moving push rod 38 is engaged with the outer side of the first gear 36. During the rotation of the first gear 36, one end of the moving push rod 38 is fixed to a clamping plate 37, and the other end of the moving push rod 38 slides with the other clamping plate 37. The two moving push rods 38 move, driving the distance between the two clamping plates 37 to change. By moving the position of the clamping plate 37, the two anti-sliding blocks 34 cooperate to clamp and fix the automobile frame to prevent the frame from falling during the flipping process.

[0024] Embodiment 3: A method for using a turning device for automobile frame processing, comprising the following steps: Step 1: First, place the automobile frame to be processed on the clamping mechanism 3, and drive the connecting rod 35 and the first gear 36 to rotate through the first drive motor 32, drive the meshing moving push rod 38 to move, adjust the distance between the two clamping plates 37, and clamp the automobile frame through the two clamping plates 37.

[0025] Step 2: The second driving motor 42 drives the first support rod 47 and the fourth gear 46 to rotate, and the third gear 45 and the second gear 44 rotate accordingly. At the same time, the second gear 44 rotates on the outer ring of the meshing outer gear ring 48, so that the clamping mechanism 3 turns over with the center of the fixed box 31 as the center, driving the clamped automobile frame to turn over; Step 3, after the flipping is completed, the electric push rod 28 drives the connecting block 27 to move, and the third rotating rod 211 rotates, driving the limit pawl 29 to move. One end of the limit pawl 29 is stuck on the outside of the limit ratchet 26 to limit the limit ratchet 26, thereby processing the automobile frame.

[0026] The working principle and use method of the device are as follows: the automobile frame to be processed is placed at the clamping mechanism 3, and the first driving motor 32 is used to drive the connecting rod 35 and the first gear 36 to rotate, and the two movable push rods 38 are moved, so as to drive the distance between the two clamping plates 37 to change, and the automobile frame is clamped and fixed, and the second driving motor 42 is used to drive the first support rod 47 and the fourth gear 46 to rotate, and the third gear 45 and the second gear 44 are rotated in sequence, and the second gear 44 moves on the outer ring of the outer gear ring 48, so that the clamping mechanism 3 is rotated, and the automobile frame is flipped at different angles for processing. After the flipping is completed, the connecting block 27 is moved by the electric push rod 28, the second rotating rod 210 is moved, and the third rotating rod 211 is rotated, so as to drive the limiting pawl 29 to rotate with the first rotating rod 23 as a fixed point, and one end of the limiting pawl 29 moves to apply pressure to the outer side surface of the limiting ratchet 26, so as to limit the clamping mechanism 3 and fix the automobile frame at a set angle.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A turning device for automobile frame processing, comprising a fixing frame (1), characterized in that: A turning mechanism (4) is arranged on the inner side of the fixed frame (1), a clamping mechanism (3) is installed on one side of the turning mechanism (4), a limiting mechanism (2) is installed on the other side of the turning mechanism (4), the limiting mechanism (2) comprises a fixing plate (21), one side of the fixing plate (21) is fixedly connected to the outer side of the fixed frame (1), the other side of the fixing plate (21) is rotatably connected to a first rotating rod (23), one end of the first rotating rod (23) is fixedly connected to a limiting pawl (29), and the limiting pawl (29) is fixedly connected to the fixing plate (21). One end is engaged with a limit ratchet (26), the outer side of the limit ratchet (29) is rotatably connected to a third rotating rod (211), one end of the third rotating rod (211) is fixedly connected to a second rotating rod (210), the outer side of the second rotating rod (210) is rotatably connected to a connecting block (27), one end of the connecting block (27) is fixedly connected to an electric push rod (28), one end of the electric push rod (28) is fixedly connected to a fixed block (22), and one end of the fixed block (22) is fixedly connected to one side of the fixed plate (21).

2. The turning device for automobile frame processing according to claim 1, characterized in that: The middle of the position-limiting ratchet (26) is fixedly connected to a connecting shaft (24), the outside of the connecting shaft (24) is rotatably connected to a positioning block (25), one side of the fixed frame (1) is provided with an opening (5), and the end of the connecting shaft (24) is fixedly connected to the inside of the opening (5).

3. The turning device for automobile frame processing according to claim 2, characterized in that: The flip mechanism (4) comprises a positioning plate (43), one side of the positioning plate (43) is fixedly connected to an outer gear ring (48), one side of the outer gear ring (48) is fixedly connected to one side of the fixed frame (1), the outer side of the outer gear ring (48) is meshed with a second gear (44), the middle part of the second gear (44) is rotatably connected to a second support rod (49), and one end of the second support rod (49) is fixedly connected to the support plate (41).

4. The turning device for automobile frame processing according to claim 3, characterized in that: A third gear (45) is meshed with one side of the second gear (44), a middle portion of the third gear (45) is rotatably connected to a third support rod (410), and one end of the third support rod (410) is fixedly connected to one side of the support plate (41).

5. The turning device for automobile frame processing according to claim 4, characterized in that: A fourth gear (46) is meshed with one side of the third gear (45), a first support rod (47) is fixedly connected to the middle of the fourth gear (46), and one end of the first support rod (47) is rotatably connected to one side of the support plate (41).

6. The turning device for automobile frame processing according to claim 5, characterized in that: A second drive motor (42) is fixedly connected to the outer side of the support plate (41), and an output end of the second drive motor (42) passes through one side of the support plate (41) and is fixedly connected to one end of a first support rod (47).

7. The turning device for automobile frame processing according to claim 6, characterized in that: The clamping mechanism (3) comprises a fixed box (31), one side of the fixed box (31) is fixedly connected to one end of the connecting shaft (24), a first driving motor (32) is fixedly connected inside the fixed box (31), an output end of the first driving motor (32) is fixedly connected to a connecting rod (35), one end of the connecting rod (35) is rotatably connected to one side of the fixed box (31), and a first gear (36) is fixedly connected to the outside of the connecting rod (35).

8. The turning device for automobile frame processing according to claim 7, characterized in that: Both sides of the first gear (36) are meshed with movable push rods (38), both ends of the two movable push rods (38) pass through both sides of the fixed box (31), one end of the two movable push rods (38) is fixedly connected to a clamping plate (37), and one side of the clamping plate (37) is fixedly connected to an anti-sliding block (34).

9. The turning device for automobile frame processing according to claim 8, characterized in that: A connecting column (33) is fixedly connected to one side of the fixing box (31), and one end of the connecting column (33) is fixedly connected to one side of the supporting plate (41).

10. A method for using a turning device for automobile frame processing, characterized in that: A turning device for automobile frame processing according to any one of claims 1 to 9 is used, comprising the following steps: S1. First, the automobile frame to be processed is placed on the clamping mechanism (3), and the first driving motor (32) is driven to rotate the connecting rod (35) and the first gear (36), thereby driving the meshing moving push rod (38) to move, and the distance between the two clamping plates (37) is adjusted, and the automobile frame is clamped and fixed by the two clamping plates (37); S2, the second driving motor (42) drives the first support rod (47) and the fourth gear (46) to rotate, and the third gear (45) and the second gear (44) rotate accordingly, and at the same time, the second gear (44) rotates on the outer ring of the meshing outer gear ring (48), so that the clamping mechanism (3) turns over with the center of the fixed box (31) as the center, driving the clamped automobile frame to turn over; S3. After the flipping is completed, the electric push rod (28) drives the connecting block (27) to move, and the third rotating rod (211) rotates, driving the limit pawl (29) to move. One end of the limit pawl (29) is clamped on the outside of the limit ratchet (26), limiting the limit ratchet (26), thereby processing the automobile frame.

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