Metal plate cutting device

Abstract

The utility model relates to the technical field of cutting devices, in particular to a metal plate cutting device which comprises a machine body and two cutting knives, the bottom of the machine body is fixedly connected with a machine frame, and a driving mechanism is arranged on the surface of the machine body. The driving mechanism comprises a through groove, a rotating roller, a servo motor, two rotating shafts, a guide frame, T-shaped blocks, a fixing rod, a connecting shaft, connecting rods, a gear, a first sliding groove, an eccentric rod and a second sliding groove, and according to the driving mechanism, the servo motor drives the two connecting rods and drives the two T-shaped blocks to synchronously move close to or away from each other; the two T-shaped blocks in the approaching state drive the two cutting knives to move close to each other, the two cutting knives in the approaching operation state conduct double-face cutting on the to-be-cut metal plate jointly conveyed on the two conveying belts, and the situation that when the metal plate is cut through an original structure, the cut fracture of the metal plate is deformed can be avoided; and the metal plate cutting efficiency of the device is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting device technical field, concretely is a metal plate cutting device. BACKGROUND

[0002] The metal plate such as steel plate, iron plate is the material frequently used in industrial production, when using metal plate, often need to cut metal plate, cut the big metal plate into the size that needs to use.

[0003] When processing metal plate, adopt the process of assembly line, through conveyer belt in succession cut the metal plate that is cut to cutting area, then the hydraulic cylinder of cutting device drives cutting knife to cut metal plate, however, this cutting mode when cutting the thin metal plate, since part metal plate thickness is thin, and the pressure of cutting knife driven by hydraulic cylinder drops, in order to guarantee that cutting knife in falling state can cut metal plate once, when cutting knife drops, will have certain pressure, this pressure is easy to cause the deformation of the broken place of metal plate that is cut, lead to the finished product quality of the metal plate that cutting is completed reduces, and influence the cutting efficiency of device. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a metal plate cutting device to solve the problem that the broken place of metal plate that is cut is deformed in the prior art, leading to the finished product quality of the metal plate that cutting is completed reduces.

[0005] To achieve the above object, the utility model provides the following technical scheme: a metal plate cutting device, including machine body and two cutting knives, the bottom of machine body is fixedly connected with rack, the surface of machine body is provided with drive mechanism, and the drive mechanism is used to drive two cutting knives synchronous operation and cut metal plate from both sides;

[0006] The drive mechanism includes through slot, rotating roller, servo motor, two rotating shafts, guide frame, T-shaped block, fixed rod, connecting shaft, connecting rod, gear, first sliding slot, eccentric rod and second sliding slot;

[0007] The through slot is arranged on the surface of the machine body, the rotating roller is rotatably arranged on the inner wall of the through slot, the rotating shaft is rotatably connected with the machine body, the servo motor is fixedly arranged on the outer side of the machine body through the support, the guide frame is fixedly connected to the other side of the machine body, the T-shaped block is slidably connected to the inner portion of the guide frame, the fixed rod is fixedly connected to the surface of the guide frame, the connecting shaft is fixedly connected to the surface of the machine body away from the guide frame, one end of the connecting rod is rotatably connected with the connecting shaft, the gear is fixedly arranged on the outer wall of the rotating shaft, the first sliding groove is arranged on the surface of the center of the connecting rod, the eccentric rod is fixedly connected to the surface of the gear, and the second sliding groove is arranged on the surface of the edge of the connecting rod.

[0008] Preferably, the fixed rod is movably connected with the second sliding groove, and the eccentric rod is movably connected with the first sliding groove.

[0009] Preferably, one rotating shaft is fixedly connected with the output shaft end of the servo motor, and the output shaft of the servo motor in the running state is used to drive one rotating shaft to rotate.

[0010] Preferably, the two gears are engaged, and the two gears in the engaged state are used to drive the two eccentric rods to rotate around the centers of the two rotating shafts.

[0011] Preferably, the top of the rack is provided with two conveying belts, and the two conveying belts are located in the two side directions of the machine body respectively, and the surface of the conveying belt is provided with an electric clamping jaw assembly for pressing and clamping the metal plate.

[0012] Preferably, the cutting knife is arranged on the surface of the T-shaped block away from the fixed rod, and the two connecting rods in the moving state drive the two cutting knives to run through the two T-shaped blocks.

[0013] Preferably, the through slot is used for the metal plate to be cut to pass through, and the rotating roller is used to assist the moving metal plate to be cut to pass through.

[0014] Compared with the prior art, the driving mechanism drives the two connecting rods through the servo motor, and drives the two T-shaped blocks to move synchronously close to or away from each other, and then the two cutting knives are driven to move close to each other by the two T-shaped blocks in the close-together state, and the two cutting knives in the close-together running state cut the metal plate to be cut on the two conveying belts on both sides, thereby avoiding the deformation of the cut-off part of the metal plate during cutting in the original structure, and effectively improving the cutting efficiency of the device on the metal plate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1It is main body structure schematic view of the utility model;

[0016] Figure 2 It is main body side view structure schematic view of the utility model;

[0017] Figure 3 It is drive mechanism structure schematic view of the utility model;

[0018] Figure 4 It is drive mechanism local structure schematic view of the utility model.

[0019] In the drawing: 1, machine body;2, rack;3, conveying belt;4, cutting knife;5, drive mechanism;501, through slot;502, rotating roller;503, rotating shaft;504, servo motor;505, guide frame;506, T-shaped block;507, fixed rod;508, connecting shaft;509, connecting rod;5010, gear;5011, first sliding groove;5012, eccentric rod;5013, second sliding groove;6, electric clamping jaw assembly. Specific embodiments

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-4 The utility model provides a kind of metal plate cutting device technical scheme: a kind of metal plate cutting device, including machine body 1 and two cutting knives 4, the bottom of machine body 1 is fixedly connected with rack 2, the surface of machine body 1 is provided with drive mechanism 5, and drive mechanism 5 is used to drive two cutting knives 4 synchronous operation and carries out double-sided cutting to metal plate;

[0022] Drive mechanism 5 includes through slot 501, rotating roller 502, servo motor 504 and two rotating shafts 503, guide frame 505, T-shaped block 506, fixed rod 507, connecting shaft 508, connecting rod 509, gear 5010, first sliding groove 5011, eccentric rod 5012 and second sliding groove 5013;

[0023] The through slot 501 is arranged on the surface of the machine body 1, the rotating roller 502 is rotatably arranged on the inner wall of the through slot 501, the rotating shaft 503 is rotatably connected with the machine body 1, the servo motor 504 is fixedly arranged on the outer side of the machine body 1 through the support, the guide frame 505 is fixedly connected with the other side of the machine body 1, the T-shaped block 506 is slidably connected with the inside of the guide frame 505, the fixed rod 507 is fixedly connected with the surface of the guide frame 505, the connecting shaft 508 is fixedly connected with the side of the surface of the machine body 1 away from the guide frame 505, one end of the connecting rod 509 is rotatably connected with the connecting shaft 508, the gear 5010 is fixedly arranged on the outer wall of the rotating shaft 503, the first sliding groove 5011 is arranged on the surface of the center of the connecting rod 509, the eccentric rod 5012 is fixedly connected with the surface of the gear 5010, and the second sliding groove 5013 is arranged on the surface of the edge of the connecting rod 509.

[0024] Please refer to Figure 3 , the fixed rod 507 is movably connected with the second sliding groove 5013, and the eccentric rod 5012 is movably connected with the first sliding groove 5011.

[0025] In this embodiment, since the eccentric rod 5012 is movably connected with the first sliding groove 5011, the two eccentric rods 5012 in the rotating state drive the two connecting rods 509 on the surface through the two first sliding grooves 5011 respectively.

[0026] Please refer to Figure 2 , one rotating shaft 503 is fixedly connected with the output shaft end of the servo motor 504, and the output shaft of the servo motor 504 in the running state is used to drive one rotating shaft 503 to rotate.

[0027] In this embodiment, the servo motor 504 is powered to run, so that the output shaft of the servo motor 504 in the running state drives one rotating shaft 503 and one gear 5010 to rotate.

[0028] Please refer to Figure 3 , the two gears 5010 are engaged, and the two gears 5010 in the engaged state are used to drive the two eccentric rods 5012 to rotate around the two rotating shafts 503 respectively.

[0029] In this embodiment, since the two gears 5010 are engaged, one gear 5010 in the rotating state drives another gear 5010 to rotate, and another gear 5010 drives another rotating shaft 503 to rotate, the two rotating shafts 503 rotate synchronously, and the two gears 5010 in the synchronous rotating state drive the two eccentric rods 5012 to rotate around the two rotating shafts 503 respectively.

[0030] Please refer to Figure 1The top of the frame 2 is provided with two conveyors 3, and the two conveyors 3 are respectively located in the two side directions of the body 1, and the surface of the conveyor 3 is provided with an electric clamping jaw assembly 6 for clamping the metal plate.

[0031] In this embodiment: the metal plate to be cut is placed on a conveyor 3, and the running state of the conveyor 3 sends the metal plate to be cut to the direction close to the through slot 501, and the two clamping rollers of the electric clamping jaw assembly 6 clamp the metal plate transported on the conveyor 3.

[0032] Please refer to Figure 3 The cutting knife 4 is arranged on the surface of the T-shaped block 506 away from the fixed rod 507, and the two connecting rods 509 in the running state drive the two cutting knives 4 to run respectively through the two T-shaped blocks 506.

[0033] In this embodiment: the two T-shaped blocks 506 move close to or away from each other along the track of the two guide frames 505, and the two T-shaped blocks 506 in the close-to state drive the two cutting knives 4 to run close to each other, and the two cutting knives 4 in the running state cut the metal plate to be cut on the two conveyors 3 from both sides.

[0034] Please refer to Figure 2 The through slot 501 is used for the metal plate to be cut to pass through, and the rotating roller 502 is used to assist the movement of the passing metal plate to be cut.

[0035] In this embodiment: the metal plate to be cut passes through the inside of the through slot 501, and the rotating roller 502 arranged on the inner wall of the through slot 501 assists the movement of the passing metal plate to be cut, and then the metal plate to be cut transported on one conveyor 3 is transported to the other conveyor 3 through the through slot 501 and the rotating roller 502.

[0036] Working principle: first, the metal plate to be cut is placed on a conveyor 3, and the running state of the conveyor 3 sends the metal plate to be cut to the direction close to the through slot 501, and the two clamping rollers of the electric clamping jaw assembly 6 clamp the metal plate transported on the conveyor 3, then the metal plate to be cut passes through the inside of the through slot 501, and the rotating roller 502 arranged on the inner wall of the through slot 501 assists the movement of the passing metal plate to be cut, and then the metal plate to be cut transported on one conveyor 3 is transported to the other conveyor 3 through the through slot 501 and the rotating roller 502.

[0037] Meanwhile, the servo motor 504 is powered to drive a rotating shaft 503 and a gear 5010, and the two gears 5010 are engaged to drive another gear 5010 to rotate, and the other gear 5010 drives another rotating shaft 503 to rotate, and the two rotating shafts 503 rotate synchronously, and the two gears 5010 drive two eccentric rods 5012 to rotate around the two rotating shafts 503, and the two eccentric rods 5012 are connected to the first sliding groove 5011 to drive the two connecting rods 509 to move, and the two connecting rods 509 drive the two second sliding grooves 5013 to move, and the two second sliding grooves 5013 drive the two fixed rods 507 to move, and the two T-shaped blocks 506 move along the two guide frames 505, and the two cutting knives 4 move to cut the metal plates on the two conveying belts 3, and the cutting knives 4 can avoid the deformation of the cut metal plates, and the cutting efficiency of the device is improved.

[0038] It should be noted that the two cutting knives 4 are separated from the other conveying belt 3 and the electric clamping jaw assembly 6 by a safety distance, and the two cutting knives 4 can avoid damaging the other conveying belt 3 and the electric clamping jaw assembly 6, and the two gears 5010 can drive the two cutting knives 4 to move at different speeds by assembling servo motors 504 with different rotating speeds, and the two cutting knives 4 can cut the metal plates with different sizes by adjusting the moving speed.

[0039] Although the embodiments of the present application have been shown and described, it should be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A metal sheet cutting device, comprising a body (1) and two cutting blades (4), wherein a frame (2) is fixedly connected to the bottom of the body (1), characterized in that: The surface of the body (1) is provided with a drive mechanism (5), and the drive mechanism (5) is used to drive the two cutting blades (4) to run synchronously to cut the metal plate on both sides. The drive mechanism (5) includes a through groove (501), a rotating roller (502), a servo motor (504) and two rotating shafts (503), a guide frame (505), a T-block (506), a fixed rod (507), a connecting shaft (508), a connecting rod (509), a gear (5010), a first slide groove (5011), an eccentric rod (5012), and a second slide groove (5013); The through groove (501) is formed on the surface of the machine body (1). The rotating roller (502) is rotatably mounted on the inner wall of the through groove (501). The rotating shaft (503) is rotatably connected to the machine body (1). The servo motor (504) is fixedly mounted on the outside of the machine body (1) by a bracket. The guide frame (505) is fixedly connected to the other side of the machine body (1). The T-block (506) is slidably connected to the inside of the guide frame (505). The fixing rod (507) is fixedly connected to the surface of the guide frame (505). On the surface of the machine body (1), the connecting shaft (508) is fixedly connected to the side away from the guide frame (505). One end of the connecting rod (509) is rotatably connected to the connecting shaft (508). The gear (5010) is fixedly assembled on the outer wall of the rotating shaft (503). The first slide groove (5011) is opened on the surface of the center of the connecting rod (509). The eccentric rod (5012) is fixedly connected to the surface of the gear (5010). The second slide groove (5013) is opened on the surface of the edge of the connecting rod (509).

2. The metal sheet cutting device according to claim 1, characterized in that: The fixed rod (507) is movably connected to the second slide groove (5013), and the eccentric rod (5012) is movably connected to the first slide groove (5011).

3. The metal sheet cutting device according to claim 1, characterized in that: One of the rotating shafts (503) is fixedly connected to the end of the output shaft of the servo motor (504), and the output shaft of the servo motor (504) in operation is used to drive the rotating shaft (503) to rotate.

4. The metal sheet cutting device according to claim 1, characterized in that: The two gears (5010) mesh with each other, and the two gears (5010) in the meshing state are used to drive the two eccentric rods (5012) to rotate around the two rotating shafts (503) respectively.

5. A metal sheet cutting device according to claim 1, characterized in that: The top of the frame (2) is provided with two conveyor belts (3), and the two conveyor belts (3) are located on both sides of the machine body (1). The surface of the conveyor belts (3) is provided with electric gripper assemblies (6) for clamping and holding metal plates.

6. A metal sheet cutting device according to claim 1, characterized in that: The cutting blade (4) is located on the side of the T-block (506) away from the fixed rod (507). The two connecting rods (509) in motion drive the two cutting blades (4) through the two T-blocks (506) respectively.

7. A metal sheet cutting device according to claim 1, characterized in that: The through slot (501) is used for the metal sheet to be cut to pass through, and the rotating roller (502) is used to assist the metal sheet to be cut in moving.

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