Sheet metal part machining and trimming device

Abstract

Disclosed in the present application is a sheet metal part machining and trimming device, comprising a support base (1), wherein a top sliding plate (6) is slidably connected to the top of the support base (1), and a top support frame (2) is fixedly connected to the top of the support base (1). A fourth air cylinder (35) is provided, an output end of the fourth air cylinder (35) pulls a side sliding frame (41) by means of a first sliding plate (42), and angles of a side connecting frame (38) and a trimming and grinding roller (40) are adjusted, thereby adjusting a trimming and grinding angle of a sheet metal part. A gear (21) and a sliding rack (19) are provided, when an output end of a second air cylinder (20) drives the sliding rack (19) to move, the sliding rack (19) drives the engaged gear (21) to rotate, and when the gear (21) rotates, a rotating column (18) is driven to rotate; and when the rotating column (18) rotates, a rotating top seat (11), a first adjustment slider (12) and a support table (13) are driven to perform angle rotation adjustment, angle rotation adjustment is performed on the sheet metal part on the support table (13), and machining and trimming positions of the sheet metal part are adjusted.

Description

Sheet metal part machining and edge trimming device TECHNICAL FIELD

[0001] The present application relates to the technical field of sheet metal part machining, in particular to a sheet metal part machining and edge trimming device. BACKGROUND

[0002] Sheet metal is a comprehensive cold working process for metal sheet, including shearing, punching / cutting / compounding, folding, welding, riveting, splicing, forming (such as automobile body), etc. Its significant feature is that the thickness of the same part is consistent. The product processed by sheet metal industry is called sheet metal part, and the sheet metal part is the product processed by sheet metal process. We cannot live without sheet metal parts in our life. Sheet metal parts are made by filament power winding, laser cutting, heavy processing, metal bonding, metal drawing, plasma cutting, precision welding, roll forming, metal plate bending, die forging, water jet cutting, precision welding, and sheet metal parts need to be trimmed after production due to imperfect cutting. Because the structure of the sheet metal part is various different shapes, it is very troublesome to trim the sheet metal part. The trimming of the sheet metal part is mostly operated by manual operation. Manual operation is not only low in work efficiency, but also circular sheet metal parts are prone to poor trimming effect. The trimming position of the sheet metal part is not good enough, and it cannot adapt to sheet metal parts of different shapes.

[0003] SUMMARY

[0004] The present application aims to provide a sheet metal part machining and edge trimming device to solve the problem that the structure of the sheet metal part is various different shapes, it is very troublesome to trim the sheet metal part, the trimming of the sheet metal part is mostly operated by manual operation, manual operation is not only low in work efficiency, but also circular sheet metal parts are prone to poor trimming effect, the trimming position of the sheet metal part is not good enough, and it cannot adapt to sheet metal parts of different shapes.

[0005] In order to achieve the above object, the present application provides the following technical scheme: a sheet metal part machining and trimming device, comprising a supporting base, a sliding top plate is slidably connected to the top of the supporting base, a supporting top frame is fixedly connected to the top of the supporting base, the sliding top plate is slidably connected with the supporting top frame, a first cylinder is installed at the top of the supporting top frame, an adjusting box is fixedly connected to the output end of the first cylinder, a first fixed side plate is fixedly connected to one side of the sliding top plate, a limiting slide plate is slidably connected in the adjusting box, the limiting slide plate is slidably connected with the first fixed side plate, a side top block is fixedly connected to one side of the first fixed side plate, a rotating top base is rotatably connected to the top of the supporting base, a first adjusting sliding block is slidably connected in the rotating top base, a supporting table is fixedly connected to the top of the first adjusting sliding block, a first lead screw is screwedly connected in the first adjusting sliding block, the first lead screw is rotatably connected with the rotating top base, a moving box is slidably connected in the supporting base, a supporting top block is slidably connected to the top of the moving box, a fixed side frame is fixedly connected to one side of the supporting top block, a rotating block is rotatably connected in the fixed side frame through a rotating shaft, a connecting side frame is fixedly connected to one side of the rotating block, a trimming and polishing roller is rotatably connected to the inner side of the connecting side frame, a fourth motor is installed at the top of the connecting side frame, the output end of the fourth motor is fixedly connected with the trimming and polishing roller, two sliding side frames are symmetrically and slidably connected to one side of the connecting side frame, a first sliding plate is rotatably connected to the inner side of one of the sliding side frames through a rotating shaft, a second sliding plate is rotatably connected to the inner side of the other sliding side frame through a rotating shaft, the second sliding plate is slidably connected with the supporting top block, a fourth cylinder is installed in the supporting top block, the output end of the fourth cylinder is fixedly connected with the first sliding plate, and a rotating top disc is rotatably connected to the bottom of the adjusting box.

[0006] As a preferred scheme of the present application: two limiting sliding blocks are symmetrically and slidably connected to one side of the connecting side frame, the limiting sliding blocks are fixedly connected with the sliding side frames, limiting sliding rods are slidably connected in the limiting sliding blocks, and the limiting sliding rods are fixedly connected with the connecting side frame.

[0007] As a preferred scheme of the present application: a worm wheel is fixedly connected to the outer side of the first lead screw, a worm is rotatably connected in the rotating top base, the worm is meshingly connected with the worm wheel, a first motor is installed in the rotating top base, and the output end of the first motor is fixedly connected with the worm.

[0008] As a preferred scheme of the present application: the inside of the support base is rotatably connected with a rotating column, the top end of the rotating column is fixedly connected with a rotating top base, the outside of the rotating column is fixedly connected with a gear, the inside of the support base is slidably connected with a sliding rack, the sliding rack is meshingly connected with the gear, the inside of the support base is installed with a second air cylinder, and the output end of the second air cylinder is fixedly connected with the sliding rack.

[0009] As a preferred scheme of the present application: the inside of the moving box is slidably connected with a moving block, the top of the moving block is fixedly connected with a support top block, one side of the moving block is fixedly connected with two second fixed side plates, the two second fixed side plates are rotatably connected with an adjusting plate through a rotating shaft, the inside of the moving box is rotatably connected with a rotating disc, one side of the rotating disc is rotatably connected with the adjusting plate through a rotating shaft, and the inside of the moving box is installed with a third motor, and the output end of the third motor is fixedly connected with the rotating disc.

[0010] As a preferred scheme of the present application: the bottom of the moving box is fixedly connected with a second adjusting sliding block, the second adjusting sliding block is slidably connected with the support base, and the inside of the second adjusting sliding block is threadedly connected with a second lead screw.

[0011] As a preferred scheme of the present application: one side of the first fixed side plate is provided with a T-shaped sliding groove, the inside of the T-shaped sliding groove is slidably connected with a T-shaped sliding block, and one side of the T-shaped sliding block is fixedly connected with a limiting sliding plate.

[0012] As a preferred scheme of the present application: the inside of the support base is slidably connected with a moving sliding block, and the top of the moving sliding block is fixedly connected with a sliding top plate.

[0013] As a preferred scheme of the present application: the inside of the support base is installed with a third air cylinder, and the output end of the third air cylinder is fixedly connected with the moving sliding block.

[0014] As a preferred scheme of the present application: one side of the support base is installed with a control panel, and the first air cylinder, the first motor, the second air cylinder, the third air cylinder, the second motor, the third motor, the fourth air cylinder and the fourth motor are electrically connected with the control panel.

[0015] Compared with the prior art, the beneficial effects of the present application are that the present application is provided with No. 4 air cylinder, the output end of the No. 4 air cylinder pulls the sliding side frame through the No. 1 sliding plate, the angle of the connecting side frame and the trimming and polishing roller is adjusted, the trimming and polishing angle requirement of the sheet metal part is adjusted and processed, the gear and the sliding rack are provided, when the sliding rack is moved under the drive of the output end of the No. 2 air cylinder, the meshed gear is driven to rotate when the sliding rack moves, the rotating column is driven to rotate when the gear rotates, the rotating top seat, the No. 1 adjusting sliding block and the supporting table are adjusted in angle when the rotating column rotates, the sheet metal part on the supporting table is adjusted in angle, and the trimming and polishing position of the sheet metal part is adjusted and processed. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 is a schematic view of the internal structure of the present application;

[0017] Fig. 2 is an enlarged view of A in Fig. 1 of the present application;

[0018] Fig. 3 is an enlarged view of B in Fig. 1 of the present application;

[0019] Fig. 4 is a top view of the internal structure of the moving box of the present application;

[0020] Fig. 5 is a top view of the sliding rack of the present application;

[0021] Fig. 6 is a left view of the rotating disc of the present application.

[0022] In the drawings: 1, supporting base; 2, supporting top frame; 3, No. 1 air cylinder; 4, adjusting box; 5, limiting sliding plate; 6, sliding top plate; 7, No. 1 fixed side plate; 8, side top block; 9, T-shaped sliding block; 10, T-shaped sliding groove; 11, rotating top seat; 12, No. 1 adjusting sliding block; 13, supporting table; 14, No. 1 lead screw; 15, worm gear; 16, worm; 17, No. 1 motor; 18, rotating column; 19, sliding rack; 20, No. 2 air cylinder; 21, gear; 22, moving sliding block; 23, No. 3 air cylinder; 24, control panel; 25, No. 2 adjusting sliding block; 26, No. 2 lead screw; 27, No. 2 motor; 28, moving box; 29, moving block; 30, No. 2 fixed side plate; 31, rotating disc; 32, adjusting plate; 33, No. 3 motor; 34, supporting top block; 35, No. 4 air cylinder; 36, fixed side frame; 37, rotating block; 38, connecting side frame; 39, No. 4 motor; 40, trimming and polishing roller; 41, sliding side frame; 42, No. 1 sliding plate; 43, No. 2 sliding plate; 44, limiting sliding block; 45, limiting sliding rod; 46, rotating top disc. DETAILED DESCRIPTION

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Please refer to Figures 1 to 6. The present invention provides a technical solution: a sheet metal processing and trimming device, including a support base 1, a sliding top plate 6 is slidably connected to the top of the support base 1, a support top frame 2 is fixedly connected to the top of the support base 1, the sliding top plate 6 is slidably connected to the support top frame 2, a No. 1 cylinder 3 is installed on the top of the support top frame 2, the output end of the No. 1 cylinder 3 is fixedly connected to the regulating box 4, one side of the sliding top plate 6 is fixedly connected to the No. 1 fixed side plate 7, the interior of the regulating box 4 is slidably connected to the limiting slide 5, and the limiting slide 5 is connected to the No. 1 fixed side plate 7 Sliding connection, one side of the No. 1 fixed side plate 7 is fixedly connected to the side top block 8, the top of the support base 1 is rotatably connected to the rotating top seat 11, the internal sliding connection of the rotating top seat 11 is connected to the No. 1 adjusting slider 12, the top of the No. 1 adjusting slider 12 is fixedly connected to the support platform 13, the internal thread of the No. 1 adjusting slider 12 is connected to the No. 1 screw rod 14, the No. 1 screw rod 14 is rotatably connected to the rotating top seat 11, the internal sliding connection of the support base 1 is connected to the moving box 28, the top of the moving box 28 is slidably connected to the supporting top block 34, and one side of the supporting top block 34 is fixedly connected A fixed side frame 36 is provided, and the interior of the fixed side frame 36 is connected to a rotating block 37 through a rotating shaft. One side of the rotating block 37 is fixedly connected to a connecting side frame 38. The inner side of the connecting side frame 38 is rotatably connected to a trimming and grinding roller 40. A No. 4 motor 39 is installed on the top of the connecting side frame 38. The output end of the No. 4 motor 39 is fixedly connected to the trimming and grinding roller 40. One side of the connecting side frame 38 is symmetrically slidably connected to two sliding side frames 41. The inner side of one sliding side frame 41 is connected to a No. 1 sliding plate 42 through a rotating shaft, and the inner side of the other sliding side frame 41 is connected to a No. 1 sliding plate 42 through a rotating shaft. The rotating shaft is rotatably connected to the No. 2 sliding plate 43, and the No. 2 sliding plate 43 is slidably connected to the supporting top block 34. The No. 4 cylinder 35 is installed inside the supporting top block 34, and the output end of the No. 4 cylinder 35 is fixedly connected to the No. 1 sliding plate 42. The bottom of the regulating box 4 is rotatably connected to the rotating top plate 46. By setting up the No. 4 cylinder 35, the output end of the No. 4 cylinder 35 is used to pull the sliding side frame 41 through the No. 1 sliding plate 42, and the angle of the connecting side frame 38 and the trimming and grinding roller 40 is adjusted, and the trimming and grinding angle requirements of the sheet metal are adjusted.

[0025] Wherein, one side of the connecting side frame 38 is symmetrically and slidingly connected with two limiting sliding blocks 44, the limiting sliding blocks 44 are fixedly connected with the sliding side frame 41, the limiting sliding blocks 44 are slidingly connected with limiting sliding rods 45 in the inside, and the limiting sliding rods 45 are fixedly connected with the connecting side frame 38.

[0026] Wherein, the outside of the first lead screw 14 is fixedly connected with a worm gear 15, the inside of the rotating top seat 11 is rotatably connected with a worm shaft 16, the worm shaft 16 is meshingly connected with the worm gear 15, the inside of the rotating top seat 11 is mounted with a first motor 17, and the output end of the first motor 17 is fixedly connected with the worm shaft 16.

[0027] Wherein, the inside of the supporting base 1 is rotatably connected with a rotating column 18, the top end of the rotating column 18 is fixedly connected with the rotating top seat 11, the outside of the rotating column 18 is fixedly connected with a gear wheel 21, the inside of the supporting base 1 is slidingly connected with a sliding rack 19, the sliding rack 19 is meshingly connected with the gear wheel 21, the inside of the supporting base 1 is mounted with a second air cylinder 20, and the output end of the second air cylinder 20 is fixedly connected with the sliding rack 19.

[0028] Wherein, the inside of the moving box 28 is slidingly connected with a moving block 29, the top of the moving block 29 is fixedly connected with a supporting top block 34, one side of the moving block 29 is fixedly connected with two second fixed side plates 30, the two second fixed side plates 30 are rotatably connected with an adjusting plate 32 through a rotating shaft, the inside of the moving box 28 is rotatably connected with a rotating disc 31, one side of the rotating disc 31 is rotatably connected with the adjusting plate 32 through a rotating shaft, the inside of the moving box 28 is mounted with a third motor 33, and the output end of the third motor 33 is fixedly connected with the rotating disc 31.

[0029] Wherein, the bottom of the moving box 28 is fixedly connected with a second adjusting sliding block 25, the second adjusting sliding block 25 is slidingly connected with the supporting base 1, the inside of the second adjusting sliding block 25 is threadedly connected with a second lead screw 26, one side of the supporting base 1 is mounted with a second motor 27, and the output end of the second motor 27 is fixedly connected with the second lead screw 26.

[0030] Wherein, one side of the first fixed side plate 7 is provided with a T-shaped sliding groove 10, the inside of the T-shaped sliding groove 10 is slidingly connected with a T-shaped sliding block 9, one side of the T-shaped sliding block 9 is fixedly connected with the limiting sliding plate 5, and the T-shaped sliding block 9 slidingly connects with the T-shaped sliding groove 10 to stabilize the adjusting position of the limiting sliding plate 5.

[0031] The inside of the supporting base 1 is slidably connected with a moving slider 22, and the top of the moving slider 22 is fixedly connected with the sliding top plate 6.

[0032] The inside of the supporting base 1 is installed with a third air cylinder 23, and the output end of the third air cylinder 23 is fixedly connected with the moving slider 22, so that the moving slider 22 is driven by the output end of the third air cylinder 23 to adjust the position.

[0033] The side of the supporting base 1 is installed with a control panel 24, and the first air cylinder 3, the first motor 17, the second air cylinder 20, the third air cylinder 23, the second motor 27, the third motor 33, the fourth air cylinder 35 and the fourth motor 39 are electrically connected with the control panel 24, so that the device is centrally controlled by the control panel 24, and the safety and the working efficiency during use of the device are improved.

[0034] Specifically, in use, the sheet metal part to be trimmed is placed on the support table 13, the device is powered on through an external power supply, the first air cylinder 3 is started through the control panel 24, the output end of the first air cylinder 3 drives the adjusting box 4, the limiting sliding plate 5 and the rotating top plate 46 to move downward, the sheet metal part is clamped through the rotating top plate 46 and the support table 13, and at the same time, the output end of the third air cylinder 23 drives the moving sliding block 22 to move, the moving sliding block 22 drives the sliding top plate 6, the first fixed side plate 7 and the side top block 8 to move when moving, the side top block 8 limits the other side of the sheet metal part during trimming, thereby ensuring the stability of the sheet metal part during trimming, the first motor 17 is started, the output end of the first motor 17 drives the worm 16 to rotate, the worm 16 drives the meshed worm gear 15 to rotate when rotating, the worm gear 15 drives the inside first lead screw 14 to rotate when rotating, the first lead screw 14 drives the first adjusting sliding block 12 and the support table 13 to adjust the height position when the first lead screw 14 rotates, thereby adjusting the height position of the sheet metal part that needs to be trimmed, the second motor 27 is started, the output end of the second motor 27 drives the second lead screw 26 to rotate, the second lead screw 26 drives the outside second adjusting sliding block 25 and the moving box 28 at the top to move when rotating, the moving box 28 drives the support top block 34 to move, at the same time, the fourth motor 39 is started, the output end of the fourth motor 39 drives the trimming and polishing roller 40 to rotate, the trimming and polishing roller 40 trims the sheet metal part when rotating, at the same time, when the trimming angle needs to be adjusted, the fourth air cylinder 35 is started, the output end of the fourth air cylinder 35 drives the first sliding plate 42 and the sliding side frame 41 outside to move, the connecting side frame 38 is driven to adjust the angle, the trimming angle of the trimming and polishing roller 40 is adjusted, the third motor 33 is started, the output end of the third motor 33 drives the rotating disc 31 to rotate, the adjusting plate 32 is adjusted through the rotating shaft when the rotating disc 31 rotates, the second fixed side plate 30 and the moving block 29 are moved through the rotating shaft when the adjusting plate 32 is adjusted, thereby driving the support top block 34 to move back and forth through the moving block 29, thereby trimming and polishing the sheet metal part comprehensively.

[0035] In the description of the present application, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0036] In addition, the terms "first", "second", "third", "fourth" are only used for descriptive purpose and are not to be construed as indicating or implying relative importance or a specific number of the technical features indicated thereby, thus the features with "first", "second", "third", "fourth" can include at least one of the features explicitly or implicitly.

[0037] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "setting", "connecting", "fixing", "screwing" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integral; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through intermediate medium, can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise explicitly limited, the above terms in the present application can be understood according to the specific meaning of the above terms in the present application by those skilled in the art.

[0038] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A sheet metal processing and trimming device, comprising a support base (1), characterized in that: The top of the support base (1) is slidably connected to a sliding top plate (6), the top of the support base (1) is fixedly connected to a support top frame (2), the sliding top plate (6) is slidably connected to the support top frame (2), a No. 1 cylinder (3) is installed on the top of the support top frame (2), the output end of the No. 1 cylinder (3) is fixedly connected to a regulating box (4), one side of the sliding top plate (6) is fixedly connected to a No. 1 fixed side plate (7), the interior of the regulating box (4) is slidably connected to a limiting slide plate (5), and the limiting slide plate (5) is slidably connected to the No. 1 fixed side plate (7). One side of the No. 1 fixed side plate (7) is fixedly connected to a side top block (8), the top of the support base (1) is rotatably connected to a rotating top seat (11), the interior of the rotating top seat (11) is slidably connected to a No. 1 adjusting slider (12), the top of the No. 1 adjusting slider (12) is fixedly connected to a support platform (13), the interior of the No. 1 adjusting slider (12) is threadedly connected to a No. 1 screw rod (14), the No. 1 screw rod (14) is rotatably connected to the rotating top seat (11), the interior of the support base (1) is slidably connected to a moving box (28), the moving box (2 8) is slidably connected to a supporting top block (34), one side of the supporting top block (34) is fixedly connected to a fixed side frame (36), the interior of the fixed side frame (36) is rotatably connected to a rotating block (37) via a rotating shaft, one side of the rotating block (37) is fixedly connected to a connecting side frame (38), the inner side of the connecting side frame (38) is rotatably connected to a trimming and grinding roller (40), a No. 4 motor (39) is installed on the top of the connecting side frame (38), the output end of the No. 4 motor (39) is fixedly connected to the trimming and grinding roller (40), and the connecting side frame (38) is fixedly connected to the output end of the No. 4 motor (39). One side is symmetrically slidably connected with two sliding side frames (41), wherein the inner side of one of the sliding side frames (41) is rotatably connected to a first sliding plate (42) via a rotating shaft, and the inner side of the other sliding side frame (41) is rotatably connected to a second sliding plate (43) via a rotating shaft, wherein the second sliding plate (43) is slidably connected to a supporting top block (34), a fourth cylinder (35) is installed inside the supporting top block (34), and an output end of the fourth cylinder (35) is fixedly connected to the first sliding plate (42), and a rotating top plate (46) is rotatably connected to the bottom of the regulating box (4).

2. The sheet metal processing and trimming device according to claim 1, characterized in that: One side of the connecting side frame (38) is symmetrically slidably connected to two limiting sliders (44), the limiting sliders (44) are fixedly connected to the sliding side frame (41), the inner sliding connection of the limiting slider (44) is a limiting slide rod (45), and the limiting slide rod (45) is fixedly connected to the connecting side frame (38).

3. The sheet metal processing and trimming device according to claim 2, characterized in that: The outer side of the first screw rod (14) is fixedly connected to a worm wheel (15), the interior of the rotating top seat (11) is rotatably connected to a worm (16), the worm (16) is meshedly connected to the worm wheel (15), and the interior of the rotating top seat (11) is equipped with a first motor (17), the output end of the first motor (17) is fixedly connected to the worm (16).

4. The sheet metal processing and trimming device according to claim 3, characterized in that: The support base (1) is internally rotatably connected to a rotating column (18), the top end of the rotating column (18) is fixedly connected to the rotating top seat (11), the outer side of the rotating column (18) is fixedly connected to a gear (21), the support base (1) is internally slidably connected to a sliding rack (19), the sliding rack (19) is meshed with the gear (21), and a No. 2 cylinder (20) is installed inside the support base (1), and the output end of the No. 2 cylinder (20) is fixedly connected to the sliding rack (19).

5. The sheet metal processing and trimming device according to claim 4, characterized in that: The interior of the moving box (28) is slidably connected to a moving block (29), the top of the moving block (29) is fixedly connected to a supporting top block (34), one side of the moving block (29) is fixedly connected to two No. 2 fixed side plates (30), an adjustment plate (32) is rotatably connected between the two No. 2 fixed side plates (30) via a rotating shaft, the interior of the moving box (28) is rotatably connected to a rotating disk (31), one side of the rotating disk (31) is rotatably connected to the adjustment plate (32) via a rotating shaft, a No. 3 motor (33) is installed inside the moving box (28), and the output end of the No. 3 motor (33) is fixedly connected to the rotating disk (31).

6. The sheet metal processing and trimming device according to claim 5, characterized in that: The bottom of the movable box (28) is fixedly connected with a No. 2 adjusting slider (25), the No. 2 adjusting slider (25) is slidably connected to the support base (1), the internal thread of the No. 2 adjusting slider (25) is connected with a No. 2 screw rod (26), and a No. 2 motor (27) is installed on one side of the support base (1), and the output end of the No. 2 motor (27) is fixedly connected to the No. 2 screw rod (26).

7. The sheet metal processing and trimming device according to claim 6, characterized in that: A T-shaped slide groove (10) is provided on one side of the first fixed side plate (7), a T-shaped slider (9) is slidably connected inside the T-shaped slide groove (10), and one side of the T-shaped slider (9) is fixedly connected to the limiting slide plate (5).

8. The sheet metal processing and trimming device according to claim 7, characterized in that: The support base (1) is internally slidably connected to a movable slider (22), and the top of the movable slider (22) is fixedly connected to the sliding top plate (6).

9. The sheet metal processing and trimming device according to claim 8, characterized in that: A No. 3 air cylinder (23) is installed inside the support base (1), and the output end of the No. 3 air cylinder (23) is fixedly connected to the moving slider (22).

10. The sheet metal processing and trimming device according to claim 9, characterized in that: A control panel (24) is installed on one side of the support base (1); the No. 1 air cylinder (3), the No. 1 motor (17), the No. 2 air cylinder (20), the No. 3 air cylinder (23), the No. 2 motor (27), the No. 3 motor (33), the No. 4 air cylinder (35) and the No. 4 motor (39) are all electrically connected to the control panel (24).

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