Stamping die for rear cross beam of new energy automobile

Abstract

The utility model relates to the technical field of stamping dies, in particular to a stamping die for a rear cross beam of a new energy automobile, which not only prevents the rear cross beam of the automobile from being clamped in the die after being stamped, but also drives the stamped rear cross beam of the automobile to be blanked and stacked, so that the trouble of manual carrying is saved, and the working efficiency is improved. Comprising a lower die mechanism; the stamping device further comprises an upper die mechanism, two popup mechanisms, a discharging mechanism and two grabbing mechanisms, the upper die mechanism is installed on the lower die mechanism and cooperates with the lower die mechanism to stamp the automobile rear cross beam, the two popup mechanisms are both installed on the lower die mechanism and eject the stamped automobile rear cross beam, the discharging mechanism is installed on the lower die mechanism, and the grabbing mechanisms are installed on the upper die mechanism. The two grabbing mechanisms are both installed on the discharging mechanism, and the discharging mechanism and the grabbing mechanisms are matched to take down the automobile rear cross beam, so that follow-up stamping is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a stamping die for a rear cross beam of a new energy vehicle. Background Art

[0002] A stamping die is a special process equipment used to process materials into parts during cold stamping. It is called a cold stamping die. Stamping is a pressure processing method that uses a die installed on a press to apply pressure to the material at room temperature to cause separation or plastic deformation, thereby obtaining the desired parts.

[0003] The existing automobile rear cross beam stamping die, for example, a split-structure automobile rear cross beam sheet metal stamping die disclosed in the utility model patent with application number 202021757501.1, has a main structure comprising an upper die base and a lower die base, a die handle is fixedly installed in the middle of the top of the upper die base, sleeves are fixedly installed at the four corners of the bottom end of the upper die base, and guide pillars are mounted on the inner ends of the four sleeves, and the bottom ends of the four guide pillars are respectively fixedly connected to the four corners of the top end of the lower die base, and a lower pressing plate is fixedly installed at the top of the lower die base, and a mounting groove is provided at the top of the lower pressing plate; when in use, the steel plate to be stamped is first placed on the lower die, and then the upper pressing plate is driven downward by the hydraulic cylinder, and the four guide pillars guide the movement of the upper pressing plate, and the upper pressing plate drives the bending plate, cutting blade and several protrusions at the bottom end of the upper die to move downward, and the steel plate is cut into two parts by the cutting blade, and the steel plate at the cutting position is bent by the extrusion action of the bending plate and the cutting groove.

[0004] However, with the existing stamping dies, after stamping, the rear cross beam of the car is easily stuck on the die and is difficult to remove, and after stamping, manual unloading and handling is very troublesome, time-consuming and labor-intensive. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a new energy vehicle rear cross beam stamping die which not only prevents the vehicle rear cross beam from getting stuck in the die after stamping, but also drives the unloading and stacking of the vehicle rear cross beam after stamping, thereby eliminating the trouble of manual handling and improving work efficiency.

[0006] A stamping die for the rear crossbeam of a new energy vehicle of the present utility model includes a lower die mechanism; it also includes an upper die mechanism, two sets of ejection mechanisms, a blanking mechanism and two sets of gripping mechanisms. The upper die mechanism is installed on the lower die mechanism and cooperates with the lower die mechanism to stamp the rear crossbeam of the vehicle. The two sets of ejection mechanisms are both installed on the lower die mechanism and eject the stamped rear crossbeam of the vehicle. The blanking mechanism is installed on the lower die mechanism, and the two sets of gripping mechanisms are both installed on the blanking mechanism. Moreover, the blanking mechanism and the gripping mechanisms cooperate to remove the rear crossbeam of the vehicle, which is convenient for subsequent stamping. Place the rear crossbeam of the vehicle on the lower die mechanism, the upper die mechanism presses down to stamp the rear crossbeam of the vehicle. After stamping is completed, the upper die mechanism rises, and the ejection mechanism removes the rear crossbeam of the vehicle from the lower die mechanism to prevent the rear crossbeam of the vehicle from getting stuck on the lower die mechanism. Then the blanking mechanism drives the gripping mechanisms to rotate, and the two sets of gripping mechanisms clamp the rear crossbeam of the vehicle. Then the blanking mechanism drives the gripping mechanisms to move the rear crossbeam of the vehicle out of the lower die mechanism and stack it neatly.

[0007] Preferably, the lower die mechanism includes a workbench, a lower die, four sets of guide rods and a top plate. The workbench is installed on the ground, the bottom end of the lower die is connected to the top end of the workbench, the bottom ends of the four sets of guide rods are connected to the top end of the workbench, and the bottom end of the top plate is connected to the top ends of the four sets of guide rods. Place the workpiece on the lower die, and the lower die cooperates with the upper die mechanism to stamp the workpiece, so that the workpiece forms the required shape. By setting four sets of guide rods, the stability of the downward pressure of the upper die mechanism is ensured, and the stamping effect of the rear crossbeam of the vehicle is ensured.

[0008] Preferably, the upper die mechanism includes a first hydraulic cylinder, an upper die, four sets of shock absorbers and four sets of springs. The top end of the first hydraulic cylinder is connected to the bottom end of the top plate, the upper die is slidably installed on the four sets of guide rods and the top end of the upper die is connected to the bottom end of the first hydraulic cylinder. The top ends of the four sets of shock absorbers are all connected to the bottom end of the top plate, and the bottom ends of the four sets of shock absorbers are all connected to the top end of the upper die. The four sets of springs are respectively sleeved outside the four sets of shock absorbers. Start the first hydraulic cylinder, and the first hydraulic cylinder pushes the upper die to press down along the guide rods. The upper die cooperates with the lower die to stamp the workpiece. By setting four sets of shock absorbers and springs, not only the stability during the stamping process is improved, but also the stamping effect of the upper die is enhanced, and the pressure of the upper die on the workpiece is enhanced.

[0009] Preferably, the ejection mechanism includes a second hydraulic cylinder and a backing plate. Two sets of grooves are opened at the bottom end of the lower die. The bottom end of the second hydraulic cylinder is connected to the bottom end of the groove of the lower die, and the bottom end of the backing plate is connected to the top end of the second hydraulic cylinder. When stamping is completed, the second hydraulic cylinder pushes the backing plate upward, and the backing plate lifts the rear crossbeam of the vehicle, so as to prevent the rear crossbeam of the vehicle from getting stuck on the lower die and facilitating the subsequent gripping mechanism to grip the rear crossbeam of the vehicle.

[0010] Preferably, the blanking mechanism includes two sets of brackets, a first servo motor, a rotating shaft, two sets of electric telescopic rods, two sets of connecting frames I, two sets of second servo motors, and two sets of first rotating shafts. The two sets of brackets are both installed on the workbench, the first servo motor is installed on the bracket, the rotating shaft is rotatably installed on the two sets of brackets and is drivingly connected to the first servo motor, the two sets of electric telescopic rods are both installed on the rotating shaft, the two sets of connecting frames I are respectively installed on the two sets of electric telescopic rods, the two sets of second servo motors are respectively installed on the two sets of connecting frames I, and the two sets of first rotating shafts are respectively rotatably installed on the two sets of connecting frames I and are respectively drivingly connected to the two sets of second servo motors; the first servo motor drives the rotating shaft to rotate, and the rotating shaft drives the electric telescopic rod to rotate, facilitating the grasping mechanism to grasp the rear cross member of the vehicle. After the grasping mechanism clamps the rear cross member of the vehicle, the electric telescopic rod contracts. At the same time, the second servo motor drives the first rotating shaft to rotate, and the first rotating shaft keeps the grasping mechanism and the rear cross member of the vehicle always horizontal. Then the first servo motor drives the rotating shaft to rotate in the reverse direction, removes the rear cross member of the vehicle from the lower die mechanism, and stacks and palletizes the rear cross member of the vehicle in an open space.

[0011] Preferably, the grasping mechanism includes a connecting piece, a connecting frame II, a telescopic plate, a first anti-slip pad, a motor, a second rotating shaft, a clamping plate, and a second anti-slip pad. The connecting piece is installed on the first rotating shaft, the connecting frame II is installed on the connecting piece, the telescopic plate is slidably installed on the connecting frame II, the first anti-slip pad is installed on the telescopic plate, the motor is installed on the outer side wall of the connecting frame II, the second rotating shaft is rotatably installed on the connecting frame II and is drivingly connected to the motor, the clamping plate is installed on the second rotating shaft, and the second anti-slip pad is installed on the clamping plate; the telescopic plate extends to push the first anti-slip pad to extend under the rear cross member of the vehicle, and then the motor is started. The motor drives the second rotating shaft to rotate, and the second rotating shaft drives the clamping plate to rotate and press down, cooperating with the telescopic plate to clamp the rear cross member of the vehicle. By arranging two sets of grasping mechanisms, it is convenient to hold both sides of the rear cross member of the vehicle, improving the fixing effect on the rear cross member of the vehicle and ensuring the stability of the rear cross member of the vehicle during the moving process.

[0012] Preferably, both the first anti-slip pad and the second anti-slip pad are made of rubber material, and the surfaces of the first anti-slip pad and the second anti-slip pad are engraved with anti-slip lines; the rubber material has the advantages of anti-slip, wear-resistant, long service life, etc., and through the anti-slip lines engraved on the surface, the clamping effect on the rear cross member of the vehicle is enhanced, preventing the rear cross member of the vehicle from sliding down.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: The rear cross member of the vehicle is placed on the lower die mechanism, the upper die mechanism presses down to stamp the rear cross member of the vehicle. After stamping is completed, the upper die mechanism rises, and the ejection mechanism removes the rear cross member of the vehicle from the lower die mechanism to prevent the rear cross member of the vehicle from being stuck on the lower die mechanism. Then the blanking mechanism drives the grasping mechanism to rotate, and the two sets of grasping mechanisms clamp the rear cross member of the vehicle. Then the blanking mechanism drives the grasping mechanism to move the rear cross member of the vehicle out of the lower die mechanism and stack it neatly. Description of the Drawings

[0014] Figure 1 is the axonometric structure schematic diagram of the present utility model;

[0015] Figure 2 is the front view structure schematic diagram of the lower die mechanism and the upper die mechanism of the present utility model;

[0016] Figure 3 is the front view sectional structure schematic diagram of the ejection mechanism and the blanking mechanism of the present utility model;

[0017] Figure 4 is the sectional axonometric structure schematic diagram of the blanking mechanism of the present utility model;

[0018] Figure 5 is the partial enlarged axonometric structure schematic diagram of the grasping mechanism of the present utility model.

[0019] Reference signs in the drawings: 01, lower die mechanism; 11, workbench; 12, lower die; 13, guide rod; 14, top plate; 02, upper die mechanism; 21, first hydraulic cylinder; 22, upper die; 23, shock absorber; 24, spring; 03, ejection mechanism; 31, second hydraulic cylinder; 32, backing plate; 04, blanking mechanism; 41, bracket; 42, first servo motor; 43, rotating shaft; 44, electric telescopic rod; 45, first connecting frame; 46, second servo motor; 47, first rotating shaft; 05, grasping mechanism; 51, connecting piece; 52, second connecting frame; 53, telescopic plate; 54, first anti-slip pad; 55, motor; 56, second rotating shaft; 57, clamping plate; 58, second anti-slip pad. Detailed implementation manners

[0020] For the convenience of understanding the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings. The present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided so that the disclosure of the present utility model is more thorough and comprehensive.

[0021] Embodiment 1

[0022] The utility model discloses a stamping die for a rear cross beam of a new energy vehicle, comprising a lower die mechanism 01; an upper die mechanism 02, two sets of ejection mechanisms 03, a material discharge mechanism 04 and two sets of gripping mechanisms 05. The upper die mechanism 02 is mounted on the lower die mechanism 01 and cooperates with the lower die mechanism 01 to stamp the rear cross beam of the vehicle. The two sets of ejection mechanisms 03 are both mounted on the lower die mechanism 01 and eject the stamped rear cross beam of the vehicle. The material discharge mechanism 04 is mounted on the lower die mechanism 01. The two sets of gripping mechanisms 05 are both mounted on the material discharge mechanism 04. The material discharge mechanism 04 and the gripping mechanism 05 cooperate to remove the rear cross beam of the vehicle, so as to facilitate subsequent stamping. The lower die mechanism 01 comprises a workbench 11, a lower die 12, four sets of guide rods 13 and a top plate. 14, the workbench 11 is installed on the ground, the bottom end of the lower mold 12 is connected to the top end of the workbench 11, the bottom ends of the four groups of guide rods 13 are connected to the top end of the workbench 11, and the bottom end of the top plate 14 is connected to the top ends of the four groups of guide rods 13; the upper mold mechanism 02 includes a hydraulic cylinder 121, an upper mold 22, four groups of shock absorbers 23 and four groups of springs 24, the top end of the hydraulic cylinder 121 is connected to the bottom end of the top plate 14, the upper mold 22 is slidably installed on the four groups of guide rods 13 and the top end of the upper mold 22 is connected to the bottom end of the hydraulic cylinder 121, the top ends of the four groups of shock absorbers 23 are all connected to the bottom end of the top plate 14, and the bottom ends of the four groups of shock absorbers 23 are all connected to the top end of the upper mold 22, and the four groups of springs 24 are respectively sleeved on the outside of the four groups of shock absorbers 23; The unloading mechanism 04 includes two sets of brackets 41, a servo motor 1 42, a rotating shaft 43, two sets of electric telescopic rods 44, two sets of connecting frames 1 45, two sets of servo motors 2 46 and two sets of rotating shafts 1 47. The two sets of brackets 41 are both mounted on the workbench 11. The servo motor 1 42 is mounted on the bracket 41. The rotating shaft 43 is rotatably mounted on the two sets of brackets 41 and is connected to the servo motor 1 42. The two sets of electric telescopic rods 44 are both mounted on the rotating shaft 43. The two sets of connecting frames 1 45 are respectively mounted on the two sets of electric telescopic rods 44. The two sets of servo motors 2 46 are respectively mounted on the two sets of connecting frames 1 45. The two sets of rotating shafts 1 47 are respectively rotatably mounted on the two sets of connecting frames 1 45 and are connected to the two sets of servo motors 2 46; the grabbing mechanism 05 It includes a connecting member 51, a second connecting frame 52, a telescopic plate 53, an anti-skid pad 1 54, a motor 55, a second rotating shaft 56, a clamping plate 57 and an anti-skid pad 2 58. The connecting member 51 is installed on the first rotating shaft 47, the second connecting frame 52 is installed on the connecting member 51, the telescopic plate 53 is slidably installed on the second connecting frame 52, the anti-skid pad 1 54 is installed on the telescopic plate 53, the motor 55 is installed on the outer wall of the second connecting frame 52, the second rotating shaft 56 is rotatably installed on the second connecting frame 52 and is transmission-connected to the motor 55, the clamping plate 57 is installed on the second rotating shaft 56, and the anti-skid pad 2 58 is installed on the clamping plate 57; the anti-skid pad 1 54 and the anti-skid pad 2 58 are both made of rubber, and the surfaces of the anti-skid pad 1 54 and the anti-skid pad 2 58 are engraved with anti-skid patterns;When it is working, first place the workpiece on the lower die 12, start the first hydraulic cylinder 21, and the first hydraulic cylinder 21 pushes the upper die 22 to press down along the guide rod 13. The upper die 22 cooperates with the lower die 12 to stamp the workpiece. By setting four groups of shock absorbers 23 and springs 24, not only the stability during the stamping process is improved, but also the stamping effect of the upper die 22 is enhanced, and the pressure of the upper die 22 on the workpiece is increased. The first servo motor 42 drives the rotating shaft 43 to rotate, and the rotating shaft 43 drives the electric telescopic rod 44 to rotate. The telescopic plate 53 extends to push the first anti-slip pad 54 to extend under the rear cross member of the vehicle. Then start the motor 55, and the motor 55 drives the second rotating shaft 56 to rotate. The second rotating shaft 56 drives the clamping plate 57 to rotate and press down, and cooperates with the telescopic plate 53 to clamp the rear cross member of the vehicle. By setting two groups of grasping mechanisms 05, it is convenient to clamp both sides of the rear cross member of the vehicle, improving the fixing effect on the rear cross member of the vehicle and ensuring the stability of the rear cross member of the vehicle during the moving process. Then the electric telescopic rod 44 contracts, and at the same time, the second servo motor 46 drives the first rotating shaft 47 to rotate, and the first rotating shaft 47 keeps the grasping mechanism 05 and the rear cross member of the vehicle always horizontal. Then the first servo motor 42 drives the rotating shaft 43 to rotate in the reverse direction, takes the rear cross member of the vehicle off the lower die mechanism 01, and stacks and palletizes the rear cross member of the vehicle in an open space.;

[0023] Embodiment 2

[0024] As Figures 1 to 5As shown in the figure, a stamping die for the rear crossbeam of a new energy vehicle according to the present utility model is based on Embodiment 1; it further includes an ejection mechanism 03 including a second hydraulic cylinder 31 and a backing plate 32. Two groups of grooves are opened at the bottom end of the lower die 12. The bottom end of the second hydraulic cylinder 31 is connected to the bottom end of the groove of the lower die 12, and the bottom end of the backing plate 32 is connected to the top end of the second hydraulic cylinder 31; when it works, first place the workpiece on the lower die 12, start the first hydraulic cylinder 21, and the first hydraulic cylinder 21 pushes the upper die 22 to press down along the guide rod 13. The upper die 22 cooperates with the lower die 12 to stamp the workpiece. By setting four groups of shock absorbers 23 and springs 24, not only the stability during the stamping process is improved, but also the stamping effect of the upper die 22 is enhanced, and the pressure of the upper die 22 on the workpiece is increased. When the stamping is completed, the second hydraulic cylinder 31 pushes the backing plate 32 upward, and the backing plate 32 lifts the rear crossbeam of the vehicle, thereby preventing the rear crossbeam of the vehicle from getting stuck on the lower die 12 and facilitating the subsequent grasping mechanism 05 to grasp the rear crossbeam of the vehicle. The first servo motor 42 drives the rotating shaft 43 to rotate, the rotating shaft 43 drives the electric telescopic rod 44 to rotate, the telescopic plate 53 extends to push the first anti-slip pad 54 into the lower part of the rear crossbeam of the vehicle, and then start the motor 55. The motor 55 drives the second rotating shaft 56 to rotate, and the second rotating shaft 56 drives the clamping plate 57 to rotate and press down, cooperating with the telescopic plate 53 to clamp the rear crossbeam of the vehicle. By setting two groups of grasping mechanisms 05, it is convenient to clamp both sides of the rear crossbeam of the vehicle, improves the fixing effect of the rear crossbeam of the vehicle, and ensures the stability of the rear crossbeam of the vehicle during the movement process. Then the electric telescopic rod 44 contracts, and at the same time, the second servo motor 46 drives the first rotating shaft 47 to rotate, and the first rotating shaft 47 keeps the grasping mechanism 05 and the rear crossbeam of the vehicle always horizontal. Then the first servo motor 42 drives the rotating shaft 43 to rotate in the reverse direction, takes the rear crossbeam of the vehicle off the lower die mechanism 01, and stacks and palletizes the rear crossbeam of the vehicle at an empty place.

[0025] The first servo motor 42, the second servo motor 46 and the motor 55 of the present utility model are purchased on the market. Those skilled in the industry only need to install and operate them according to the attached operation manuals, without the need for creative labor from those skilled in the art.

[0026] The above are only the preferred embodiments of the present utility model. It should be noted that for those ordinary technical personnel in the technical field of the present utility model, without departing from the technical principle of the present utility model, several improvements and modifications can still be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A stamping die for a rear cross beam of a new energy vehicle, comprising a lower die mechanism (01); characterized in that: The invention also comprises an upper mold mechanism (02), two sets of ejection mechanisms (03), a material discharge mechanism (04) and two sets of gripping mechanisms (05); the upper mold mechanism (02) is mounted on the lower mold mechanism (01) and cooperates with the lower mold mechanism (01) to punch the rear cross beam of the automobile; the two sets of ejection mechanisms (03) are both mounted on the lower mold mechanism (01) and eject the rear cross beam of the automobile after punching; the material discharge mechanism (04) is mounted on the lower mold mechanism (01); the two sets of gripping mechanisms (05) are both mounted on the material discharge mechanism (04); and the material discharge mechanism (04) and the gripping mechanism (05) cooperate to remove the rear cross beam of the automobile, so as to facilitate subsequent punching.

2. A new energy vehicle rear cross beam stamping die as claimed in claim 1, characterized in that: The lower mold mechanism (01) comprises a workbench (11), a lower mold (12), four groups of guide rods (13) and a top plate (14); the workbench (11) is installed on the ground; the bottom end of the lower mold (12) is connected to the top end of the workbench (11); the bottom ends of the four groups of guide rods (13) are connected to the top end of the workbench (11); and the bottom end of the top plate (14) is connected to the top ends of the four groups of guide rods (13).

3. A new energy vehicle rear cross beam stamping die as claimed in claim 2, characterized in that: The upper mold mechanism (02) comprises a hydraulic cylinder (21), an upper mold (22), four groups of shock absorbers (23) and four groups of springs (24); the top end of the hydraulic cylinder (21) is connected to the bottom end of the top plate (14); the upper mold (22) is slidably mounted on the four groups of guide rods (13) and the top end of the upper mold (22) is connected to the bottom end of the hydraulic cylinder (21); the top ends of the four groups of shock absorbers (23) are all connected to the bottom end of the top plate (14), and the bottom ends of the four groups of shock absorbers (23) are all connected to the top end of the upper mold (22); and the four groups of springs (24) are respectively mounted on the outside of the four groups of shock absorbers (23).

4. A new energy vehicle rear cross beam stamping die as claimed in claim 2, characterized in that: The ejection mechanism (03) comprises a second hydraulic cylinder (31) and a pad (32). The bottom end of the lower mold (12) is provided with two groups of grooves. The bottom end of the second hydraulic cylinder (31) is connected to the bottom end of the groove of the lower mold (12), and the bottom end of the pad (32) is connected to the top end of the second hydraulic cylinder (31).

5. A new energy vehicle rear cross beam stamping die as claimed in claim 2, characterized in that: The unloading mechanism (04) comprises two groups of brackets (41), a servo motor 1 (42), a rotating shaft (43), two groups of electric telescopic rods (44), two groups of connecting frames 1 (45), two groups of servo motors 2 (46) and two groups of rotating shafts 1 (47). The two groups of brackets (41) are both mounted on the workbench (11). The servo motor 1 (42) is mounted on the brackets (41). The rotating shaft (43) is rotatably mounted on the two groups of brackets (41) and is transmission-connected to the servo motor 1 (42). The two groups of electric telescopic rods (44) are both mounted on the rotating shaft (43). The two groups of connecting frames 1 (45) are respectively mounted on the two groups of electric telescopic rods (44). The two groups of servo motors 2 (46) are respectively mounted on the two groups of connecting frames 1 (45). The two groups of rotating shafts 1 (47) are respectively rotatably mounted on the two groups of connecting frames 1 (45) and are transmission-connected to the two groups of servo motors 2 (46).

6. A new energy vehicle rear cross beam stamping die as claimed in claim 5, characterized in that: The grabbing mechanism (05) comprises a connecting member (51), a second connecting frame (52), a telescopic plate (53), an anti-skid pad (54), a motor (55), a second rotating shaft (56), a clamping plate (57) and a second anti-skid pad (58). The connecting member (51) is mounted on the first rotating shaft (47), the second connecting frame (52) is mounted on the connecting member (51), the telescopic plate (53) is slidably mounted on the second connecting frame (52), the anti-skid pad (54) is mounted on the telescopic plate (53), the motor (55) is mounted on the outer wall of the second connecting frame (52), the second rotating shaft (56) is rotatably mounted on the second connecting frame (52) and is transmission-connected to the motor (55), the clamping plate (57) is mounted on the second rotating shaft (56), and the anti-skid pad (58) is mounted on the clamping plate (57).

7. A new energy vehicle rear cross beam stamping die as claimed in claim 6, characterized in that: The anti-skid pad 1 (54) and the anti-skid pad 2 (58) are both made of rubber, and the surfaces of the anti-skid pad 1 (54) and the anti-skid pad 2 (58) are engraved with anti-skid patterns.

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