Numerical control punching machine with protection function

Abstract

The utility model belongs to the technical field of punching machines, and particularly relates to a numerical control punching machine with a protection function, which comprises a base, a punching machine main body is assembled on the base, a workbench is assembled on the punching machine main body, a U-shaped stand column is fixedly connected to the top of the base close to the front side, two baffles are fixedly connected to the rear side wall of the stand column, and the baffles are fixedly connected to the top of the base. A through groove is formed in the top face of the stand column and extends to the position, close to the bottom face, of the inner side wall of the stand column, a movable plate is slidably connected into the through groove, and a lifting driving assembly is arranged on the top face of the stand column and located on the right side of the movable plate. According to the punching machine, protection can be conducted within the punching range of the punching machine body, splashed parts are shielded, and the safety of the production environment is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to punch press technical field, specifically related to a numerical control punch press with protection function. BACKGROUND

[0002] Numerical control punch press is a kind of punch press equipment using computer numerical control technology to operate.It can automatically complete the punching, trimming, forming and other processing operations of metal plate according to preprogrammed instructions.Compared with traditional punch press, numerical control punch press has higher machining precision, production efficiency and flexibility.

[0003] But most of the numerical control punch press in the prior art does not have a protection structure, when stamping sheet metal or parts, the metal parts at the stamping position are easy to be splashed due to die precision, stamping speed and material problems, or when testing stamping, the stamping position deviates from the set position, and local parts are splashed, which causes safety hazards to workers, therefore, protective measures need to be installed to improve the safety performance of the production environment. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a numerical control punch press with protection function, which can protect the stamping range of the punch press main body, shield the splashed parts and effectively improve the safety of the production environment.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] A numerical control punch press with protection function, comprising a base, a punch press main body is assembled on the base, a workbench is assembled on the punch press main body, a stand is fixedly connected to the top of the base close to the front side, the stand is arranged in a U shape, two baffle plates are fixedly connected to the rear side wall of the stand, a through slot is formed in the top surface of the stand and extends to the inner side wall of the stand close to the bottom surface, a movable plate is slidably connected in the through slot, and a lifting drive assembly is arranged on the right side of the movable plate on the top surface of the stand.

[0007] A horizontal plate is fixedly connected to the top surface between the two baffle plates, and a lamp tube is fixedly connected to the lower side of the horizontal plate between the two baffle plates.

[0008] The lifting drive assembly comprises a mounting plate fixedly connected to the side wall of the stand, a motor is fixedly connected to the top surface of the mounting plate, a gear is fixedly connected to the output shaft of the motor, a plurality of tooth blocks are fixedly connected to the right side wall of the movable plate and are evenly distributed, and the gear is engaged with the tooth blocks.

[0009] A protective plate is assembled on the front side wall of the stand, the protective plate is L-shaped, and the lifting drive assembly is located on the rear side of the protective plate.

[0010] A sliding block is fixedly connected to the left side wall of the movable plate close to the bottom surface, and the sliding block is slidably connected with the through slot.

[0011] The limit switch is symmetrically installed on the left side of the side wall of the through slot.

[0012] The two shielding curtains are fixedly connected to the bottom surface of the through slot.

[0013] The technical effects achieved by the utility model are as follows:

[0014] The numerical control punch press with the protection function is capable of effectively shielding the splashed parts and improving the safety by lowering the movable plate and cooperating with the baffle to form a fence for the punching space when the parts or sheet metal are punched, so that the safety hidden danger caused by the splashing of the parts during the punching is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic diagram of the utility model embodiment;

[0016] Figure 2 is a sectional view structural schematic diagram of the utility model embodiment;

[0017] Figure 3 is a local structural schematic diagram of the utility model embodiment;

[0018] Figure 4 is a rear view structural schematic diagram of the utility model embodiment Figure 3 ;

[0019] Figure 5 is an enlarged view of A in the utility model embodiment Figure 2 ;

[0020] In the drawings, the component list represented by each number is as follows:

[0021] 1, base; 2, punch press main body; 3, stand; 4, baffle; 5, through slot; 6, movable plate; 7, mounting plate; 8, motor; 9, gear; 10, tooth block; 11, protection plate; 12, sliding block; 13, limit switch; 14, shielding curtain; 15, horizontal plate; 16, lamp tube. DETAILED DESCRIPTION

[0022] In order to make the purpose and advantages of the utility model more clear and obvious, the utility model is specifically described below in combination with the embodiments. It should be understood that the following text is only used to describe one or several specific embodiments of the utility model, and does not strictly limit the protection scope of the utility model.

[0023] For example, Figures 1-5As shown, a numerical control punch with protection function, including base 1, the base 1 is assembled with punch body 2, punch body 2 is assembled with workbench, the top of base 1 is fixedly connected with column 3 near the front side, column 3 is U-shaped, two baffle 4 are fixedly connected on the rear side wall of column 3, the top surface of column 3 is provided with a through slot 5, the through slot 5 extends to the inner side wall of column 3 near the bottom surface, the movable plate 6 is slidably connected in the through slot 5, the top surface of column 3 is provided with lifting drive assembly on the right side of movable plate 6;

[0024] Two baffle 4 are fixedly connected between the top surface, two baffle 4 are fixedly connected between the bottom surface of the lamp tube 16. By setting the lamp tube 16, it is convenient to illuminate when placing sheet metal or parts, and it is also convenient to provide illumination during stamping, which is convenient for real-time observation of stamping.

[0025] As shown in Figure 2 and Figure 3 , the lifting drive assembly includes a mounting plate 7 fixedly connected to the side wall of the column 3, the top surface of the mounting plate 7 is fixedly connected with the motor 8, the output shaft of the motor 8 is fixedly connected with the gear 9, the right side wall of the movable plate 6 is fixedly connected with a plurality of evenly distributed tooth blocks 10, the gear 9 is engaged with the tooth blocks 10. The left side wall of the movable plate 6 is fixedly connected with a sliding block 12 near the bottom surface, and the sliding block 12 is slidably connected with the through slot 5. The side wall of the through slot 5 is symmetrically installed with a limit switch 13 near the left side.

[0026] Specifically, the motor 8 is used in conjunction with the limit switch 13, when the lifting drive assembly drives the movable plate 6 to rise or fall, the sliding block 12 is disengaged from the limit switch 13, which is used to control the start or stop of the motor 8, and the precise control of the movable plate 6 is realized; in addition, the motor 8 is used in conjunction with the limit switch 13, the principle and driving mode belong to the prior art, which will not be described in detail in this scheme.

[0027] As shown in Figure 1 , the front side wall of the column 3 is assembled with a protective plate 11, the protective plate 11 is L-shaped, and the lifting drive assembly is located on the rear side of the protective plate 11. By setting the protective plate 11, the lifting drive assembly can be protected, and the transmission structure is exposed, which can cause safety hazards to the workers.

[0028] As shown in Figure 3 and Figure 4 , two shielding curtains 14 are fixedly connected to the bottom surface of the through slot 5, and the two shielding curtains 14 are fixedly connected to the bottom surface of the through slot 5.

[0029] Among them, the shielding curtain 14 is made of rubber, cloth, plastic or metal material, which has folding or flexible performance, when the movable plate 6 moves downward, it can be folded, and when the movable plate 6 moves upward, it is in a wave state, which is convenient for protecting the through slot 5 and reducing the entry of impurities.

[0030] The working principle of the utility model is: first, the parts are placed on the processing table, then the motor 8 is started, the output shaft of the motor 8 drives the gear 9 to rotate, the gear 9 engages the tooth block 10 and drives the movable plate 6 to move downward, when the movable plate 6 moves downward and contacts the lower limit switch 13, the motor 8 stops running, which is used for protection during the punching process, avoiding the parts from splashing, in addition, the lamp tube 16 can facilitate the staff to observe the punching condition.

[0031] The above only is the preferred embodiment of the utility model, it should be pointed out that, for ordinary technical personnel in the prior art, without departing from the principle of the utility model, can make a number of improvements and refinements, these improvements and refinements also should be considered the protection scope of the utility model. The structure, device and operation method not specifically described and explained in the utility model, if no special description and limitation, are implemented according to the conventional means in the field.

Claims

1. A numerical control punch press with a protection function, comprising a base (1), a punch press body (2) is assembled on the base (1), a workbench is assembled on the punch press body (2), characterized in that: The base (1) top near the front side is fixedly connected with a column (3), the column (3) is U-shaped, the column (3) rear side wall is fixedly connected with two baffle (4), the column (3) top surface is provided with a through slot (5), the through slot (5) extends to the inside wall of the column (3) near the bottom, the through slot (5) is slidably connected with a movable plate (6), the column (3) top surface is provided with lifting drive assembly on the right side of the movable plate (6); The movable plate (6) bottom surface is fixedly connected with two shielding curtains (14) in the through slot (5) left-right symmetry, the shielding curtain (14) bottom end is fixedly connected with the through slot (5) bottom surface; Two baffle (4) between near the top fixedly connected with a horizontal plate (15), two baffle (4) between the horizontal plate (15) lower side is fixedly connected with a fluorescent tube (16).

2. The numerically controlled punch press with a protection function according to claim 1, characterized in that: The lifting drive assembly includes a mounting plate (7) fixedly connected to the side wall of the column (3), the mounting plate (7) top surface is fixedly connected with a motor (8), the motor (8) output shaft is fixedly connected with a gear (9), the movable plate (6) right side wall is fixedly connected with a plurality of evenly distributed gear block (10), the gear (9) is engaged with the gear block (10).

3. The numerically controlled punch press having a protection function according to claim 2, characterized in that: The column (3) front side wall is assembled with a protective plate (11), the protective plate (11) is L-shaped, the lifting drive assembly is located in the back side of the protective plate (11).

4. The numerically controlled punch press with a protection function according to claim 1, characterized in that: The movable plate (6) left side wall is fixedly connected with a sliding block (12) near the bottom, the sliding block (12) is slidably connected with the through slot (5).

5. The numerically controlled punch press having a protection function according to claim 1, characterized in that: The through slot (5) side wall is symmetrically installed with a limit switch (13) near the left side.

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