CN216679672U

CN216679672U - Pressing plate bending device of automatic bending machine

Info

Publication number: CN216679672U
Application number: CN202123241986.6U
Authority: CN
Inventors: 孟继斌; 孟继杰; 倪凯
Original assignee: Jinan Yuyao Machinery Co ltd
Current assignee: Jinan Yuyao Machinery Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-06-07
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a pressing plate bending device of an automatic bending machine, and belongs to the field of pressing plate bending. A press plate bending device of an automatic bending machine comprises a frame, wherein an electric telescopic rod is fixedly connected to the frame, the frame is fixedly connected with a base, a lower die hole is formed in the base, an upper press plate is fixedly connected to a driving end of the electric telescopic rod, an upper die is fixedly connected to the lower end of the upper press plate, a support plate is fixedly connected to the frame, the support plate is slidably connected with a press rod, and an upper pressing wheel is connected to the lower end of the press rod; the utility model can increase two fixed pinch rollers, so that the machine has more stability during processing, and simultaneously, the hydraulic transmission driving device is added, and the connecting pipe is connected with the two hydraulic tanks for circulation, so that more labor is saved.

Description

Pressing plate bending device of automatic bending machine

Technical Field

The utility model relates to the technical field of pressing plate bending, in particular to a pressing plate bending device of an automatic bending machine.

Background

The automatic bending machine is used for bending a metal plate in a cooling state into workpieces with various geometric cross-sectional shapes by utilizing the matched die, is widely applied to bending and processing the plates in industries such as automobile, airplane manufacturing, light industry, shipbuilding, containers, elevators, railway vehicles and the like, fixes the plates on a workbench, utilizes the relative motion of a hydraulic transmission driving device and combines the shapes of an upper die and a lower die, thereby realizing the bending and forming of the plates, and the existing device is lack of effective compression on the plates in the process of bending, and has low stability and stability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that effective pressing on a plate is lacked and stability are not high in the prior art, and provides a pressing plate bending device of an automatic bending machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a press plate bending device of an automatic bending machine comprises a frame, wherein an electric telescopic rod is fixedly connected with the frame, the frame is fixedly connected with a base, a lower die hole is formed in the base, an upper press plate is fixedly connected with a driving end of the electric telescopic rod, an upper die is fixedly connected with the lower end of the upper press plate, a support plate is fixedly connected with the frame, the support plate is connected with a press rod in a sliding manner, an upper pressing wheel is connected with the lower end of the press rod, a stress plate is connected with the upper end of the press rod and connected with a connecting rod, the lower end of the stress plate is connected with a first piston through a first piston rod, the first piston is connected in a first hydraulic box in a sliding and sealing manner, a spring is sleeved on the press rod, two ends of the spring respectively abut against the support plate and the stress plate, a second piston rod is connected with the lower end of the inner wall of the frame in a sliding manner, a second hydraulic box is fixedly connected on the inner wall, the second piston is connected with the lower end of a second piston rod, the top of the second piston rod is connected with a lower pressing wheel, and the first hydraulic tank is connected with the second hydraulic tank through a vent pipe.

Preferably, a rubber protection plate is connected to the pressing plate.

Preferably, the upper pinch roller and the lower pinch roller are both sleeved with rubber sleeves, the upper pinch roller is rotatably connected with a rotating shaft through a connecting plate, and the upper pinch roller is fixedly connected to the rotating shaft.

Preferably, the second piston rod is sleeved with a tension spring.

Compared with the prior art, the utility model provides a pressing plate bending device of an automatic bending machine, which has the following beneficial effects:

1. this automatic clamp plate bending device of bender need compress tightly panel, has stability more, can increase two fixed pinch rollers, lets machinery more have stability man-hour, increases hydraulic transmission drive arrangement simultaneously, connects two hydraulic pressure case circulations with the connecting pipe, can be more laborsaving.

2. This automatic clamp plate bending device of bender places panel after, pushes down through electric telescopic handle, drives the pressing plate, makes its hydraulic transmission drive arrangement motion through the connecting pipe to drive the pinch roller and rotate, withdraw through electric telescopic handle, drive arrangement can utilize the spring to resume the normal position.

Drawings

Fig. 1 is a schematic structural diagram of a frame of a platen bending device of an automatic bending machine according to the present invention;

FIG. 2 is a schematic structural diagram of a press plate bending device of an automatic bending machine according to the present invention

Fig. 3 is a schematic structural diagram of a hydraulic driving device of a platen bending device of an automatic bending machine according to the present invention.

Fig. 4 is a schematic structural diagram of a platen bending apparatus of an automatic bending machine according to the present invention, shown at a in fig. 3.

In the figure: 1. a frame; 2. an inner wall; 3. an electric telescopic rod; 4. an upper pressure plate; 5. an upper die; 6. a base; 7. a lower die hole; 8. a pressing plate; 9. a vent pipe; 10. a rubber sleeve; 11. pressing down the pressing wheel; 12. a stress plate; 13. a rubber protection plate; 14. a support plate; 15. a first piston rod; 16. a spring; 17. a pressing lever; 18. an upper pinch roller; 19. a rotating shaft; 20. a connecting plate; 21. a tension spring; 22. a second piston rod; 23. a second piston; 24. a second hydraulic tank; 25. a first piston; 26. a first hydraulic tank; 27. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, a press plate bending device of an automatic bending machine, which makes a machine work more stable, includes a frame 1, the frame 1 is fixedly connected with an electric telescopic rod 3, the frame 1 is fixedly connected with a base 6, the base 6 is provided with a lower die hole 7, a driving end of the electric telescopic rod 3 is fixedly connected with an upper press plate 4, a lower end of the upper press plate 4 is fixedly connected with an upper die 5, the frame 1 is fixedly connected with a supporting plate 14, the supporting plate 14 is slidably connected with a press rod 17, a lower end of the press rod 17 is connected with an upper pressing wheel 18, an upper end of the press rod 17 is connected with a stress plate 12 and a connecting rod 27, a lower end of the stress plate 12 is connected with a first piston 25 through a first piston rod 15, the first piston 25 is slidably and hermetically connected in a first hydraulic tank 26, the press rod 17 is sleeved with a spring 16, two ends of the spring 16 respectively abut against the supporting plate 14 and the stress plate 12, the lower end of the inner wall 2 of the frame 1 is connected with a second piston rod 22 in a sliding way, the inner wall 2 is fixedly connected with a second hydraulic tank 24, the second hydraulic tank 24 is connected with a second piston 23 in a sliding and sealing way, the lower end of the second piston rod 22 is connected with the second piston 23, the top of the second piston rod 22 is connected with a lower pinch roller 11, the first hydraulic tank 26 is connected with the second hydraulic tank 24 through a vent pipe 9, a plate is placed, the electric telescopic rod 3 starts to move to drive the upper press plate 4, the press plate 8 is driven through the upper press plate 4, the force is applied to the stress plate 12, the stress drives the connecting rod 27 at the same time, so that the upper pinch roller 18 is pressed downwards, the connecting rod 27 drives the first piston rod 15 to be pressed downwards while being pressed downwards, the first hydraulic tank 26 and the second hydraulic tank 24 start to move through the connection of the vent pipe 9, the lower pinch roller 11 starts to press the plate upwards, the stability is higher, and the upper pinch roller 18 and the lower pinch roller 11 are added, let machinery more have stability man-hour adding, increase hydraulic transmission drive arrangement simultaneously, connect first

hydraulic pressure case

26 and 24 circulations of second hydraulic pressure case with ventilation pipe 9, can be more laborsaving, this automatic bender's clamp plate bending device, place panel after, push down through electric telescopic handle 3, drive and press clamp plate 8, make its hydraulic transmission drive arrangement motion through ventilation pipe 9, and drive go up pinch roller 18 and lower pinch roller 11 and rotate, withdraw through electric telescopic handle 3, drive arrangement can utilize spring 16 to return to the normal position.

Referring to fig. 1-3, a rubber protection plate 13 is connected to the stress plate 12; the service life of the stress plate 12 is longer, and the stress plate is not easy to damage;

referring to fig. 1-3, the upper pinch roller 18 and the lower pinch roller 11 are both sleeved with a rubber sleeve 10, the upper pinch roller 18 is rotatably connected with a rotating shaft 19 through a connecting plate 20, the upper pinch roller 18 is connected on the rotating shaft 19, the upper pinch roller 18 and the lower pinch roller 11 are not easy to damage through the rubber sleeve 10, and the upper pinch roller 18 and the lower pinch roller 11 are connected more stably through the rotating shaft 19.

Referring to fig. 1-3, the second piston rod 22 is sleeved with a tension spring 21 to stabilize the buffering force of the lower pinch roller 11.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The pressing plate bending device of the automatic bending machine comprises a machine frame (1) and is characterized in that an electric telescopic rod (3) is fixedly connected to the machine frame (1), a base (6) is fixedly connected to the machine frame (1), a lower die hole (7) is formed in the base (6), an upper pressing plate (4) is fixedly connected to a driving end of the electric telescopic rod (3), an upper die (5) is fixedly connected to the lower end of the upper pressing plate (4), a supporting plate (14) is fixedly connected to the machine frame (1), a pressing rod (17) is slidably connected to the supporting plate (14), an upper pressing wheel (18) is connected to the lower end of the pressing rod (17), a stress plate (12) is connected to the upper end of the pressing rod (17), a connecting rod (27) is connected to the stress plate (12), and a first piston (25) is connected to the lower end of the stress plate (12) through a first piston rod (15), first piston (25) sliding seal connects in first hydraulic tank (26), it has spring (16) to press down the cover on depression bar (17), spring (16) both ends offset with backup pad (14) and atress board (12) respectively, inner wall (2) lower extreme sliding connection of frame (1) has second piston rod (22), fixedly connected with second hydraulic tank (24) are gone up in inner wall (2), sliding seal connects in second hydraulic tank (24) has second piston (23), second piston rod (22) lower extreme links to each other with second piston (23), second piston rod (22) top is connected with down pinch roller (11), first hydraulic tank (26) and second hydraulic tank (24) link to each other through ventilation pipe (9).

2. The platen bending apparatus according to claim 1, wherein a rubber protection plate (13) is attached to said force-bearing plate (12).

3. The platen bending device according to claim 1, wherein the upper pinch roller (18) and the lower pinch roller (11) are sleeved with rubber sleeves (10), the upper pinch roller (18) is rotatably connected with a rotating shaft (19) through a connecting plate (20), and the upper pinch roller (18) is fixedly connected to the rotating shaft (19).

4. The platen bending apparatus according to claim 1, wherein said second piston rod (22) is sleeved with a tension spring (21).