Noise reduction type sheet metal part punching equipment

Abstract

The utility model discloses a noise reduction type sheet metal part punching equipment relates to sheet metal part processing technical field, including bottom plate and top plate, the top middle end of bottom plate is equipped with the punching platform, and the edge of bottom plate is fixed with the stand column in penetrating mode, the top plate is provided with the top of stand column, and the top of top plate is provided with the transmission subassembly, and the transmission subassembly is equipped with the transmission subassembly. And the transmission assembly comprises a servo motor, a lead screw, a lead screw nut, a moving plate, a sound insulation inner box and a sound insulation outer box, the output end of the servo motor penetrates through the top plate to be connected with the lead screw, the lead screw nut is arranged outside the lead screw, the moving plate is arranged outside the lead screw nut, and the sound insulation inner box is fixed to the lower portion of the exterior of the moving plate. According to the sheet metal part punching equipment capable of reducing noise, the servo motor drives the lead screw to conduct transmission, so that the lead screw nut drives the movable plate to conduct longitudinal displacement along the outer portion of the lead screw, a sound insulation sealed space is formed through the sound insulation outer box, the sound insulation inner box and the punching table, and the sealed space is used for blocking propagation of noise generated by the punching head.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal processing, in particular to a sheet metal punching device capable of reducing noise. Background Art

[0002] Sheet metal is a comprehensive cold processing technology for thin metal plates, including shearing, punching / cutting / combining, folding, welding, riveting, splicing, forming, etc. Its most notable feature is that the thickness of the same part is consistent. The products processed by sheet metal technology are called sheet metal parts. At present, when punching sheet metal parts, punching machines are mostly used for punching.

[0003] For example, the utility model with application number CN202222756212.5 discloses a punching device for sheet metal parts. The utility model opens the electromagnetic valve on the corresponding outlet pipe according to the number of holes to be punched, so that the gas in the shunt pipe enters the outlet pipe, then enters the rotating pipe through the outlet pipe, and enters the storage box through the rotating pipe, and pushes the punching head out of the storage box, and uses a motor to drive multiple rotating pipes to rotate, the rotating pipe drives the storage box to rotate, and the storage box drives the punching head to rotate, and the extended punching head is used to punch holes on the surface of the sheet metal part, which can conveniently punch multiple holes at one time according to the needs, thereby improving the punching efficiency of the sheet metal part. However, the punching head will generate a lot of noise when working, which is a great noise pollution to the processing environment.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a noise-reducing sheet metal punching equipment is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a sheet metal punching device capable of reducing noise, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a noise-reducing sheet metal punching equipment, comprising a bottom plate and a top plate, a punching table is installed at the top middle end of the bottom plate, and a column is fixed through the edge of the bottom plate, the top plate is arranged on the top of the column, and a transmission assembly is arranged on the top of the top plate, the transmission assembly comprises a servo motor, a screw rod, a screw rod nut, a movable plate, a soundproof inner box and a soundproof outer box, and the output end of the servo motor passes through the top plate and is connected to the screw rod, a screw rod nut is arranged on the outside of the screw rod, and a movable plate is arranged on the outside of the screw rod nut, a soundproof inner box is fixed below the outside of the movable plate, and a soundproof outer box is arranged at the bottom of the top plate.

[0007] Furthermore, the bottom plate, the columns and the top plate are in an integrated structure, and the inner dimensions of the soundproof inner box are consistent with the outer dimensions of the punching table.

[0008] Furthermore, the transmission assembly also includes a driving motor, a driving shaft and gear one, and a driving motor is arranged on the top of the movable plate, the output end of the driving motor passes through the movable plate and is connected to the driving shaft, and gear one is arranged on the outside of the driving shaft.

[0009] Furthermore, the transmission assembly also includes gear 2 and gear 3, and the outside of gear 1 is connected to gear 2, and the front end of gear 2 is connected to gear 3.

[0010] Furthermore, the transmission assembly also includes gear four and gear five, and gear four is connected to the left side of gear three, and gear five is arranged at the rear end of gear four.

[0011] Furthermore, the transmission assembly also includes a transmission shaft and a punching head, and a transmission shaft is passed through the middle of gear two, gear three, gear four and gear five, and a punching head is arranged at the bottom of the transmission shaft.

[0012] Furthermore, the driving shaft and the transmission shaft are parallel to each other, and the transmission shaft and the moving plate are rotationally connected.

[0013] The utility model provides a noise-reducing sheet metal punching device, which has the following beneficial effects:

[0014] 1. The servo motor of the utility model drives the screw to transmit, so that the screw nut drives the moving plate to move longitudinally along the outside of the screw, and a soundproof sealed space is formed by the soundproof outer box, the soundproof inner box, and the punching table. The sealed space is used to block the spread of noise generated by the punching head.

[0015] 2. In the utility model, as the movable plate descends, the driving motor drives the driving shaft and gear 1 to rotate, and gear 1 drives gear 2 to rotate gear 3, gear 4, and gear 5, so that four punching heads can punch the sheet metal parts on the punching table at the same time, punching out multiple holes at one time, thereby improving the punching efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a noise-reducing sheet metal punching device of the utility model;

[0017] Figure 2 It is a cross-sectional structural schematic diagram of a soundproof inner box and a soundproof outer box of a noise-reducing sheet metal punching device of the utility model;

[0018] Figure 3 The utility model is a schematic diagram of the structure of a movable plate of a noise-reducing sheet metal punching device viewed from above.

[0019] In the figure: 1. bottom plate; 2. punching table; 3. column; 4. top plate; 5. transmission assembly; 501. servo motor; 502. lead screw; 503. lead screw nut; 504. moving plate; 505. soundproof inner box; 506. soundproof outer box; 507. drive motor; 508. drive shaft; 509. gear one; 510. gear two; 511. gear three; 512. gear four; 513. gear five; 514. transmission shaft; 515. punching head. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0021] like Figure 1 and Figure 2 As shown, a noise-reducing sheet metal punching equipment includes a bottom plate 1 and a top plate 4, a punching table 2 is installed at the top middle end of the bottom plate 1, and a column 3 is fixed through the edge of the bottom plate 1, the top plate 4 is arranged on the top of the column 3, and a transmission assembly 5 is arranged on the top of the top plate 4, the transmission assembly 5 includes a servo motor 501, a screw rod 502, a screw nut 503, a movable plate 504, a soundproof inner box 505 and a soundproof outer box 506, and the output end of the servo motor 501 passes through the top plate 4 and is connected with the screw rod 502, the outside of the screw rod 502 is provided with a screw nut 503, and the outside of the screw nut 503 is provided with a movable plate 504, the outside of the movable plate 504 is fixed with a soundproof inner box 505, and the bottom of the top plate 4 is provided with a soundproof outer box 506, the bottom plate 1, the column 3 and the top plate 4 are integrated structures, and the internal dimensions of the soundproof inner box 505 are consistent with the external dimensions of the punching table 2.

[0022] The specific operation is as follows: the servo motor 501 drives the screw rod 502 to transmit, so that the screw rod nut 503 drives the movable plate 504 to move longitudinally along the outside of the screw rod 502, and a soundproof sealed space is formed by the soundproof outer box 506, the soundproof inner box 505, and the punching table 2. The sealed space is used to block the propagation of noise generated by the punching head 515.

[0023] like Figure 2 and Figure 3As shown, the transmission assembly 5 also includes a driving motor 507, a driving shaft 508 and a gear 1 509, and the driving motor 507 is arranged on the top of the moving plate 504, the output end of the driving motor 507 passes through the moving plate 504 and is connected to the driving shaft 508, and the outside of the driving shaft 508 is provided with a gear 1 509, the transmission assembly 5 also includes a gear 2 510 and a gear 3 511, and the outside of the gear 1 509 is connected to the gear 2 510, and the front end of the gear 2 510 is connected to the gear 3 511, and the transmission assembly 5 also includes Gear four 512 and gear five 513, and gear four 512 is connected to the left side of gear three 511, and gear five 513 is arranged at the rear end of gear four 512. The transmission assembly 5 also includes a transmission shaft 514 and a punching head 515, and the middle parts of gear two 510, gear three 511, gear four 512 and gear five 513 are all penetrated by the transmission shaft 514, and the bottom of the transmission shaft 514 is arranged with a punching head 515. The driving shaft 508 and the transmission shaft 514 are parallel to each other, and the transmission shaft 514 and the movable plate 504 are rotationally connected.

[0024] The specific operation is as follows. As the movable plate 504 descends, the driving motor 507 drives the driving shaft 508 and gear 1 509 to rotate. Gear 1 509 drives gear 2 510 to rotate gear 3 511, gear 4 512, and gear 5 513, so that four punching heads 515 can punch the sheet metal parts on the punching table 2 at the same time, punching out multiple holes at one time, thereby improving the punching efficiency.

[0025] In summary, when the noise-reducing sheet metal punching equipment is used, the sheet metal is first fixed on the punching table 2 using the existing equipment positioning tooling, and then the servo motor 501 is started to drive the screw 502 to transmit, and the movable plate 504 is driven to vertically descend along the outside of the screw 502 through the screw nut 503, so that the soundproof outer box 506 and the soundproof inner box 505 are unfolded and matched with the punching table 2 to form a soundproof sealed space, and this sealed space is used to block the propagation of the noise generated by the punching head 515 when punching, so as to achieve the noise reduction effect;

[0026] Since the punching table 2 has a certain height, when the soundproof inner box 505 and the punching table 2 are overlapped, the driving motor 507 is controlled to drive the driving shaft 508 and the gear 1 509 to rotate, and the gear 1 509 drives the gear 2 510 to drive the gear 3 511 and the gear 5 513 to rotate, and the gear 3 511 drives the gear 4 512 to rotate, and as the moving plate 504 descends, the punching head 515 connected to the transmission shaft 514 can perform a punching operation on the sheet metal on the punching table 2, punching out multiple holes at one time;

[0027] When punching is completed, the servo motor 501 is started to drive the screw rod 502 to transmit, and the movable plate 504 is driven to rise vertically along the outside of the screw rod 502 through the screw rod nut 503, so that the sound insulation inner box 505 is put into the sound insulation outer box 506, so as to facilitate the removal of the sheet metal parts.

[0028] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A sheet metal punching device capable of reducing noise, comprising a bottom plate (1) and a top plate (4), characterized in that: A punching table (2) is installed at the middle of the top of the bottom plate (1), and a column (3) is fixedly passed through the edge of the bottom plate (1), the top plate (4) is arranged on the top of the column (3), and a transmission assembly (5) is arranged on the top of the top plate (4), the transmission assembly (5) comprises a servo motor (501), a screw rod (502), a screw rod nut (503), a movable plate (504), a soundproof inner box (505) and a soundproof outer box (506), and the output end of the servo motor (501) passes through the top plate (4) and is connected to the screw rod (502), a screw rod nut (503) is arranged outside the screw rod (502), and a movable plate (504) is arranged outside the screw rod nut (503), a soundproof inner box (505) is fixed below the outside of the movable plate (504), and a soundproof outer box (506) is arranged at the bottom of the top plate (4).

2. The noise-reducing sheet metal punching equipment according to claim 1, characterized in that: The bottom plate (1), the upright column (3) and the top plate (4) are in an integrated structure, and the internal dimensions of the soundproof inner box (505) are consistent with the external dimensions of the punching platform (2).

3. The noise-reducing sheet metal punching equipment according to claim 1, characterized in that: The transmission assembly (5) further comprises a driving motor (507), a driving shaft (508) and a gear one (509), and the driving motor (507) is arranged on the top of the movable plate (504), the output end of the driving motor (507) passes through the movable plate (504) and is connected to the driving shaft (508), and the outside of the driving shaft (508) is arranged with a gear one (509).

4. The noise-reducing sheet metal punching equipment according to claim 3, characterized in that: The transmission assembly (5) further comprises a gear 2 (510) and a gear 3 (511), and the outside of the gear 1 (509) is connected to the gear 2 (510), and the front end of the gear 2 (510) is connected to the gear 3 (511).

5. The noise-reducing sheet metal punching equipment according to claim 4, characterized in that: The transmission assembly (5) further comprises a gear four (512) and a gear five (513), and the left side of the gear three (511) is connected to the gear four (512), and the rear end of the gear four (512) is provided with the gear five (513).

6. The noise-reducing sheet metal punching equipment according to claim 5, characterized in that: The transmission assembly (5) further comprises a transmission shaft (514) and a punching head (515), and the transmission shaft (514) is passed through the middle of the gear 2 (510), the gear 3 (511), the gear 4 (512) and the gear 5 (513), and the punching head (515) is arranged at the bottom of the transmission shaft (514).

7. The noise-reducing sheet metal punching equipment according to claim 6, characterized in that: The driving shaft (508) and the transmission shaft (514) are parallel to each other, and the transmission shaft (514) and the moving plate (504) are rotatably connected.

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