Flange indexing punching mechanism

Abstract

The utility model discloses a flange indexing punching mechanism which comprises a placing frame, a U-shaped frame is fixedly connected to the upper surface of the placing frame, an air cylinder is fixedly connected to the top of the U-shaped frame, one end of a pneumatic rod of the air cylinder penetrates through the U-shaped frame and is fixedly connected with an indexing punching disc, two sliding holes are formed in one side of the U-shaped frame, and the sliding holes are communicated with the U-shaped frame. And guide rods are slidably connected into the two sliding holes, one end of each guide rod is fixedly connected with a first supporting frame, one side of each first supporting frame is fixedly connected with a second supporting frame, a rotating hole is formed in one side of each second supporting frame, and a rotating rod is rotatably connected into each rotating hole. According to the flange punching mechanism, manual carrying is not needed, the labor amount of workers is reduced, potential safety hazards of the workers are reduced, the flange can be prevented from moving in the punching process, the stability of the punching mechanism on flange punching is improved, the moving resistance of the first supporting frame can be reduced, and the first supporting frame can move conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of flange punching, in particular to a flange indexing punching mechanism. Background Art

[0002] Flanges are parts that connect shafts to each other and are used to connect pipe ends. Flanges need to be punched after production.

[0003] As disclosed in the patent number CN111531019B, a random indexing punching die machine, the prior art requires manpower to move the flange to the workpiece plate. After punching, the flange is removed from the workpiece plate by manpower. Due to the heavy weight of the end plate or flange, the labor intensity is huge. In the process of moving, there is a problem of slipping out of the hands and hitting the operator, which poses a huge safety hazard. In order to solve such problems, the present application proposes a punching mechanism with a new structure. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a flange indexing punching mechanism.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The top of the U-shaped frame is fixedly connected to the upper surface of the U-shaped frame, and the top of the U-shaped frame is fixedly connected to the cylinder, and one end of the cylinder pneumatic rod passes through the U-shaped frame and is fixedly connected to the indexing punching plate. One side of the U-shaped frame is provided with two sliding holes, and the two sliding holes are slidably connected to guide rods, one end of the guide rod is fixedly connected to the first support frame, one side of the first support frame is fixedly connected to the second support frame, one side of the second support frame is provided with a rotating hole, and a rotating rod is rotatably connected in the rotating hole, one end of the rotating rod is fixedly connected to the winding roller, and a steel wire rope is wound around the circumferential outer wall of the winding roller, and one end of the steel wire rope passes through the second support frame and is fixedly connected to the electromagnet, a support plate is provided in the first support frame, and the support plate is installed in the first support frame through a telescopic component, and the upper surface of the support plate is fixedly connected to a motor, and one end of the motor output shaft passes through the support plate key and is connected to the first gear, a driving component that drives the winding roller to rotate is provided in the first support frame, and a connecting component that enables the first support frame to move is provided on one side of the U-shaped frame.

[0007] As a further solution of the utility model, the telescopic component is an electric telescopic rod, and the electric telescopic rod is bolted to a side of the first support frame near the top, and one end of the telescopic part of the electric telescopic rod is fixed to the support plate.

[0008] As a further solution of the utility model, the driving assembly includes a worm, a rotating hole is opened at the top of the first support frame, the worm is rotatably connected in the rotating hole, the top end of the worm is keyed to the second gear, the other end of the rotating rod is keyed to a worm wheel through the second support frame, and the worm wheel is meshed with the worm.

[0009] As a further solution of the utility model, the connecting component is a rack, the rack is fixedly connected to one side of the U-shaped frame, and the rack is meshed with the first gear.

[0010] As a further solution of the utility model, the other end of the guide rod is fixedly connected with a stopper for limiting the guide rod.

[0011] As a further solution of the utility model, a groove for placing the flange is provided on the upper surface of the placement rack.

[0012] As a further solution of the utility model, a plurality of avoidance grooves for avoiding the indexing stamping disc are provided at the bottom of the groove.

[0013] As a further solution of the utility model, two wheel hubs for supporting the first support frame are fixedly connected to the bottom of the first support frame, and the wheel hubs are symmetrically distributed.

[0014] The beneficial effects of the utility model are:

[0015] 1. Through the setting of the electromagnet, after the flange is punched, the electromagnet is used to adsorb the flange, so that the flange can be moved without manual movement, which reduces the workload of the staff and reduces the safety hazards of the staff.

[0016] 2. By setting the groove, the flange is placed in the groove on the placement rack, so that the groove limits the flange, thereby preventing the flange from moving during the punching process, thereby improving the stability of the punching mechanism on the flange punching.

[0017] 3. Through the setting of the wheel hub, the wheel hub contacts the ground and can support the first support frame. At the same time, when the first support frame moves, it will drive the wheel hub to move and rotate, thereby reducing the resistance to the movement of the first support frame and facilitating the movement of the first support frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the rear three-dimensional structure of a flange indexing punching mechanism proposed by the utility model;

[0019] Figure 2 This is a front side three-dimensional structural schematic diagram of a flange indexing punching mechanism proposed by the utility model;

[0020] Figure 3 The utility model is a schematic diagram of the enlarged structure of part A of a flange indexing punching mechanism.

[0021] In the figure: 1. wheel hub; 2. first support frame; 3. guide rod; 4. placement frame; 5. U-shaped frame; 6. second support frame; 7. electromagnet; 8. avoidance groove; 9. groove; 10. dividing punching plate; 11. block; 12. cylinder; 13. rack; 14. winding roller; 15. wire rope; 16. first gear; 17. support plate; 18. second gear; 19. electric telescopic rod; 20. worm; 21. worm wheel. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1-Figure 3A flange indexing punching mechanism includes a placing frame 4, a U-shaped frame 5 is fixed to the upper surface of the placing frame 4 by bolts, a cylinder 12 is fixed to the top of the U-shaped frame 5 by bolts, one end of the pneumatic rod of the cylinder 12 passes through the U-shaped frame 5 and is fixed to an indexing punching plate 10 by bolts, two sliding holes are opened on one side of the U-shaped frame 5, guide rods 3 are slidably connected in the two sliding holes, one end of the guide rod 3 is fixed to a first support frame 2 by bolts, a second support frame 6 is welded to one side of the first support frame 2, and a second support frame 6 is opened on one side There is a rotating hole, in which a rotating rod is rotatably connected, one end of the rotating rod is fixed with a winding roller 14 by bolts, the circumferential outer wall of the winding roller 14 is wound with a wire rope 15, one end of the wire rope 15 passes through the second support frame 6 and is fixed with an electromagnet 7 by bolts, a support plate 17 is provided in the first support frame 2, the support plate 17 is installed in the first support frame 2 by a telescopic component, a motor is fixed to the upper surface of the support plate 17 by bolts, one end of the motor output shaft passes through the support plate 17 and is key-connected with a first gear 16, and a support plate 17 is provided in the first support frame 2 The driving assembly that drives the winding roller 14 to rotate, one side of the U-shaped frame 5 is provided with a connecting component that enables the first support frame 2 to move. After punching is completed, the motor is started, and the motor drives the first gear 16 to rotate. At this time, under the action of the connecting component, the first support frame 2 will move horizontally through the guide rod 3, and the first support frame 2 will drive the second support frame 6 to move. When the second support frame 6 moves into the U-shaped frame 5 and the electromagnet 7 is located directly above the flange, the motor is turned off, and the position of the motor is adjusted by the telescopic component, so that the first gear 16 drives the winding roller 14 to rotate through the driving assembly, so that the winding roller 14 releases the wire rope 15. At this time, the electromagnet 7 moves downward under the action of gravity, so that the electromagnet 7 absorbs the flange, and then the motor is started to reverse, so that the winding roller 14 reels the wire rope 15, so that the electromagnet 7 drives the flange to move upward, and then the first support frame 2 is reset and moved, so that the flange after punching is transported, no manual transportation is required, the labor of the staff is reduced, and the safety hazards of the staff are reduced.

[0024] In the utility model, the telescopic component is an electric telescopic rod 19, which is bolted to a position near the top of one side of the first support frame 2, one end of the telescopic part of the electric telescopic rod 19 is fixed to the support plate 17, and the driving assembly includes a worm 20. A rotating hole is opened at the top of the first support frame 2, and the worm 20 is rotatably connected in the rotating hole. The top of the worm 20 is keyed to a second gear 18, and the second gear 18 can mesh with the first gear 16. The other end of the rotating rod passes through the second support frame 6 and is keyed to a worm wheel 21, and the worm wheel 21 meshes with the worm 20. The connecting component is a rack 13, which is fixed to one side of the U-shaped frame 5 by bolts, and the rack 13 meshes with the first gear 16. When the motor is started, the motor drives the first gear 16 to rotate. At this time, since the first gear 16 is meshed with the rack 13, the first support frame 2 is horizontally moved through the guide rod 3. When the electromagnet 7 is located on the square of the flange, the motor is turned off, the electric telescopic rod 19 is started to retract, and the electric telescopic rod 1 9 will drive the support plate 17 to move, the support plate 17 drives the motor to move, the motor drives the first gear 16 to move, so that the first gear 16 is disengaged from the rack 13 and the first gear 16 is engaged with the second gear 18, and then the motor is started. At this time, the first gear 16 will drive the second gear 18 to rotate, the second gear 18 drives the worm 20 to rotate, the worm 20 drives the worm wheel 21 to rotate, and the worm wheel 21 drives the rotating rod to rotate, so that the winding roller 14 releases the wire rope 15. A stopper 11 for limiting the guide rod 3 is welded at the other end of the guide rod 3. A groove 9 for placing a flange is provided on the upper surface of the placement frame 4. The groove 9 can limit the flange to prevent the flange from moving. A plurality of avoidance grooves 8 for avoiding the indexing stamping disk 10 are provided at the bottom of the groove 9. Two hubs 1 supporting the first support frame 2 are fixed to the bottom of the first support frame 2 by bolts, and the hubs 1 are symmetrically distributed. When the first support frame 2 moves, the hub 1 will rotate, thereby reducing the resistance to the movement of the first support frame 2.

[0025] Working principle: After the punching is completed, the motor is started, and the motor drives the first gear 16 to rotate. At this time, since the first gear 16 is meshed with the rack 13, the first support frame 2 will move horizontally through the guide rod 3, and the first support frame 2 will drive the second support frame 6 to move. When the second support frame 6 moves into the U-shaped frame 5 and the electromagnet 7 is located directly above the flange, the motor is turned off and the electric telescopic rod 19 is started to retract. The electric telescopic rod 19 will drive the support plate 17 to move, and the support plate 17 drives the motor to move. The motor drives the first gear 16 to move, so that the first gear 16 is disengaged from the rack 13 and the first gear 16 is meshed with the second gear 18, and then the motor is started. Motor, at this time, the first gear 16 will drive the second gear 18 to rotate, the second gear 18 will drive the worm 20 to rotate, the worm 20 will drive the worm wheel 21 to rotate, the worm wheel 21 will drive the rotating rod to rotate, the rotating rod will drive the winding roller 14 to rotate, so that the winding roller 14 releases the wire rope 15, at this time the electromagnet 7 will move downward under the action of gravity, so that the electromagnet 7 will attract the flange, and then start the motor to reverse, so that the winding roller 14 will reel in the wire rope 15, so that the electromagnet 7 will drive the flange to move upward, and then the first support frame 2 will be reset and moved, so that the punched flange can be transported without manual transportation, which reduces the workload of the staff and reduces the safety hazards of the staff.

[0026] In addition, the terms "disposed", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a mechanical connection; it can be directly connected, or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

Claims

1. A flange indexing punching mechanism, comprising a placement frame (4), characterized in that: The upper surface of the placement frame (4) is fixedly connected to a U-shaped frame (5), the top of the U-shaped frame (5) is fixedly connected to a cylinder (12), one end of the pneumatic rod of the cylinder (12) passes through the U-shaped frame (5) and is fixedly connected to a graduated punching plate (10), one side of the U-shaped frame (5) is provided with two sliding holes, both of which are slidably connected to guide rods (3), one end of the guide rod (3) is fixedly connected to a first support frame (2), one side of the first support frame (2) is fixedly connected to a second support frame (6), one side of the second support frame (6) is provided with a rotating hole, a rotating rod is rotatably connected to the rotating hole, one end of the rotating rod is fixedly connected to a winding roller (14), and the winding roller (14) is fixedly connected to the winding roller (14). A steel wire rope (15) is wound around the circumferential outer wall of the winding roller (14), one end of the steel wire rope (15) passes through the second support frame (6) and is fixedly connected to an electromagnet (7), a support plate (17) is provided inside the first support frame (2), the support plate (17) is installed in the first support frame (2) through a telescopic component, the upper surface of the support plate (17) is fixedly connected to a motor, one end of the motor output shaft passes through the support plate (17) and is key-connected to a first gear (16), a driving component for driving the winding roller (14) to rotate is provided inside the first support frame (2), and a connecting component for moving the first support frame (2) is provided on one side of the U-shaped frame (5).

2. A flange indexing punching mechanism according to claim 1, characterized in that: The telescopic component is an electric telescopic rod (19), which is bolted to a position near the top of one side of the first support frame (2), and one end of the telescopic portion of the electric telescopic rod (19) is fixed to the support plate (17).

3. A flange indexing punching mechanism according to claim 1, characterized in that: The driving assembly comprises a worm (20), a rotating hole is formed at the top of the first support frame (2), the worm (20) is rotatably connected in the rotating hole, the top end of the worm (20) is keyed to a second gear (18), the other end of the rotating rod passes through the second support frame (6) and is keyed to a worm wheel (21), and the worm wheel (21) is meshed with the worm (20).

4. A flange indexing punching mechanism according to claim 1, characterized in that: The connecting component is a rack (13), the rack (13) is fixedly connected to one side of the U-shaped frame (5), and the rack (13) is meshed with a first gear (16).

5. A flange indexing punching mechanism according to claim 1, characterized in that: The other end of the guide rod (3) is fixedly connected to a stopper (11) for limiting the position of the guide rod (3).

6. A flange indexing punching mechanism according to claim 1, characterized in that: The upper surface of the placement rack (4) is provided with a groove (9) for placing the flange.

7. A flange indexing punching mechanism according to claim 6, characterized in that: The bottom of the groove (9) is provided with a plurality of avoidance grooves (8) for avoiding the indexing punching disc (10).

8. A flange indexing punching mechanism according to claim 2, characterized in that: Two wheel hubs (1) for supporting the first support frame (2) are fixedly connected to the bottom of the first support frame (2), and the wheel hubs (1) are symmetrically distributed.

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