Protective cover lifting mechanism of shearing and pressing machine

Abstract

The utility model discloses a shearing and pressing machine protective cover lifting mechanism which comprises a lifting assembly connected to the side face of a shearing and pressing machine, the lower end of the lifting assembly is connected with a protective cover assembly, the protective cover assembly comprises a rotating shaft, a frame and a protective cover, a steering assembly is fixed to the top of the shearing and pressing machine and connected with the rotating shaft, and the rotating shaft is connected with the frame. The lifting assembly is connected with the rotating shaft, the steering assembly comprises a supporting frame fixed to the top of the shearing and pressing machine, a connecting rod is hinged to the supporting frame, and the lower end of the connecting rod is fixed to the rotating shaft. The protective cover assembly can drive the rotating shaft to rotate when moving up and down, so that the overturning angle of the protective cover is adjusted, the bottom height of the protective cover is increased, and the situation that the protective cover collides with the head of a person is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of shearing and pressing machine protective covers, in particular to a shearing and pressing machine protective cover lifting mechanism. Background Art

[0002] In order to prevent material splashing during production, existing automatic punching machines and shearing machines are equipped with a liftable protective cover to block the material. When debugging the punching machine or shearing machine, the protective cover will rise to facilitate personnel to enter the shearing machine for operation and debugging;

[0003] However, the existing protective covers generally can only perform a single lifting function or a flipping function. The liftable protective covers are prone to head collision when in use. The flippable protective covers have a low height, so personnel also need to pay attention to the head collision problem when debugging the equipment. Therefore, in order to avoid the above-mentioned head collision, the shear press protective cover lifting mechanism is designed. Utility Model Content

[0004] The purpose of the utility model is to provide a lifting mechanism for a shearing and pressing machine protective cover, by connecting the lifting component and the steering component to the rotating shaft, utilizing the lifting and lowering of the protective cover component to drive the connecting rod to swing, so as to rotate the rotating shaft, adjust the flipping angle of the protective cover, and raise the height of the lower end of the protective cover to avoid head collision.

[0005] The utility model provides the following technical solutions: a shearing and pressing machine protective cover lifting mechanism, comprising a lifting assembly connected to the side of the shearing and pressing machine, the lower end of the lifting assembly is connected to a protective cover assembly, the protective cover assembly comprises a rotating shaft, a frame and a protective cover, a steering assembly is fixed to the top of the shearing and pressing machine, the steering assembly is connected to the rotating shaft, the steering assembly comprises a supporting frame fixed to the top of the shearing and pressing machine, a connecting rod is hinged on the supporting frame, and the lower end of the connecting rod is fixed to the rotating shaft.

[0006] In order to guide the turning of the connecting rod, a support column is further arranged on the side of the shearing machine, a connecting block is further fixed on the upper surface of the connecting rod, and a gas spring is arranged between the connecting block and the support column.

[0007] In order to control the lifting height of the protective cover, the lifting assembly includes a frame installed on the side of the shearing machine, a cylinder mounting plate is fixed on the side of the frame, a lifting cylinder is fixed on the cylinder mounting plate, a rotating shaft mounting seat is also sleeved on the rotating shaft, and the rotating shaft mounting seat is connected to the telescopic end of the lifting cylinder.

[0008] In order to guide the lifting direction of the protective cover, a slide rail is fixed to the lower end of the frame, a slider slides on the slide rail, and the slider is connected to the rotating shaft mounting seat.

[0009] In order to enhance the rigidity of the protective cover, the frame is U-shaped and is installed on the top wall of the protective cover. Two through holes are provided on the side of the protective cover, and two side edges of the frame are inserted into the through holes.

[0010] In order to facilitate observation of the internal conditions of the shearing and pressing machine, the protective cover is made of transparent material.

[0011] Compared with the prior art, the beneficial effects achieved by the utility model are as follows: by setting a steering assembly and utilizing the connection between the rotating shaft and the connecting rod, the protective cover assembly drives the connecting rod to swing when it is raised or lowered, thereby further driving the protective cover to rotate, adjusting the angle of the protective cover, and linking the lifting assembly and the steering assembly to increase the height of the protective cover and flip the protective cover at the same time, thereby increasing the height of the lower end of the protective cover and preventing the protective cover from colliding with people. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 It is a structural side view of the utility model;

[0015] In the figure: 1. rotating shaft; 2. frame; 3. protective cover; 4. rack; 5. slide rail; 6. slider; 7. rotating shaft mounting seat; 8. cylinder mounting plate; 9. lifting cylinder; 10. support frame; 11. hinge seat; 12. connecting rod; 14. gas spring; 15. connecting block; 16. support column. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0017] See also Figure 1 and Figure 2The utility model provides a technical solution: a shearing and pressing machine protective cover lifting mechanism, including a lifting assembly connected to the side of the shearing and pressing machine, the lower end of the lifting assembly is connected to a protective cover assembly, the protective cover assembly includes a rotating shaft 1, a frame 2 and a protective cover 3, a steering assembly is fixed on the top of the shearing and pressing machine, the steering assembly is connected to the rotating shaft 1, the steering assembly includes a support frame 10 fixed to the top of the shearing and pressing machine, a hinge seat 11 is formed on the support frame 10, a connecting rod 12 is hinged in the hinge seat 11, the connecting rod 12 is L-shaped, the lower end of the connecting rod 12 is fixed on the rotating shaft 1, the turning of the connecting rod 12 drives the rotating shaft 1 to rotate, and the lifting assembly The rise of the lifting component will drive the protective cover assembly to rise, causing the rotating shaft 1 to move upward, and the upward movement of the rotating shaft 1 will drive the L-shaped connecting rod 12 to rotate in the support frame 10. The flipping of the connecting rod 12 will drive the rotating shaft 1 and the protective cover 3 to rotate a certain angle, so that the protective cover 3 is opened. The rising of the lifting component drives the rotating shaft 1 to rise, and the rising of the rotating shaft 1 drives the steering assembly to operate, so that the connecting rod 12 flips upward, further drives the protective cover 3 to flip, and causes the protective cover 3 to rotate upward a certain angle, further raising the height of the lower end of the protective cover 3, reducing the possibility of the protective cover 3 hitting the staff.

[0018] A support column 16 is also provided on the side of the shearing machine, and a connecting block 15 is fixed on the upper surface of the connecting rod 12. A gas spring 14 is provided between the connecting block 15 and the support column 16. The connecting rod 12 is supported by the gas spring 14. At the same time, the gas spring 14 also guides the flipping of the connecting rod 12, so that the connecting rod 12 rotates more smoothly.

[0019] The lifting assembly includes a frame 4 installed on the side of the shearing machine, a cylinder mounting plate 8 is fixed on the side of the frame 4, a lifting cylinder 9 is fixed on the cylinder mounting plate 8, a rotating shaft 1 is also sleeved with a rotating shaft mounting seat 7, the rotating shaft mounting seat 7 is connected to the telescopic end of the lifting cylinder 9, the height of the rotating shaft mounting seat 7 is controlled by the telescopic end of the lifting cylinder 9, and the height of the rotating shaft 1 and the protective cover 3 is further adjusted.

[0020] A slide rail 5 is fixed to the lower end of the frame 4, a slider 6 slides on the slide rail 5, and the slider 6 is connected to the shaft mounting seat 7. The cooperation between the slide rail 5 and the slider 6 can guide the movement of the shaft mounting seat 7, making its up and down movement smoother.

[0021] The frame 2 is U-shaped and mounted on the top wall of the protective cover 3 . Two through holes are provided on the side of the protective cover 3 . The two side edges of the frame 2 are inserted into the through holes. This structure enhances the rigidity and strength of the protective cover 3 .

[0022] The protective cover 3 is made of transparent material, which makes it easy to observe the production situation inside the protective cover 3.

[0023] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A shearing and pressing machine protective cover lifting mechanism, comprising a lifting assembly connected to the side of the shearing and pressing machine, wherein the lower end of the lifting assembly is connected to a protective cover assembly, wherein the protective cover assembly comprises a rotating shaft, a frame and a protective cover, and is characterized in that: A steering assembly is fixed on the top of the shearing machine, the steering assembly is connected to the rotating shaft, and the steering assembly includes a support frame fixed on the top of the shearing machine, a connecting rod is hinged on the support frame, and the lower end of the connecting rod is fixed on the rotating shaft.

2. The shearing and pressing machine protective cover lifting mechanism according to claim 1 is characterized in that: A support column is also arranged on the side of the shearing and pressing machine, a connecting block is also fixed on the upper surface of the connecting rod, and a gas spring is arranged between the connecting block and the support column.

3. The shearing and pressing machine protective cover lifting mechanism according to claim 1 is characterized in that: The lifting assembly includes a frame installed on the side of the shearing machine, a cylinder mounting plate is fixed on the side of the frame, a lifting cylinder is fixed on the cylinder mounting plate, a rotating shaft mounting seat is also sleeved on the rotating shaft, and the rotating shaft mounting seat is connected to the telescopic end of the lifting cylinder.

4. The shearing and pressing machine protective cover lifting mechanism according to claim 3 is characterized in that: A slide rail is fixed at the lower end of the frame, a slider slides on the slide rail, and the slider is connected to the rotating shaft mounting seat.

5. The shearing and pressing machine protective cover lifting mechanism according to claim 1 is characterized in that: The frame is U-shaped and is installed on the top wall of the protective cover. Two through holes are arranged on the side of the protective cover, and two side edges of the frame are inserted into the through holes.

6. The shearing and pressing machine protective cover lifting mechanism according to claim 1 is characterized in that: The protective cover is made of transparent material.

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