Bending machine for sheet metal working

Abstract

The utility model discloses a bending machine for sheet metal working, and relates to the technical field of sheet metal working. The bending machine for sheet metal machining comprises a base, a bending mechanism and an automatic feeding mechanism, four sets of limiting frames are fixedly installed at the top of the base and distributed in a rectangular shape, the two sets of limiting frames close to the center of the base are each provided with a set of notches, and the automatic feeding mechanism is arranged on the base; the automatic feeding mechanism comprises a transmission groove, a servo motor and a transmission lead screw, the transmission groove is formed in the top of the base, the servo motor is fixedly installed on the outer surface of one side of the base, and the transmission lead screw is rotationally installed between the inner walls of the two sides of the transmission groove. According to the bending machine for metal plate machining, through cooperation of the limiting frame and the automatic feeding mechanism, on the basis that multiple sets of metal plates can be stacked for standby application, the metal plates can be automatically fed one by one, intervention of workers is reduced, the labor intensity is relieved, and the practicability of the machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal processing, in particular to a bending machine for sheet metal processing. Background Art

[0002] The application document with publication number CN216369624U discloses a bending machine for sheet metal processing, which relates to the technical field of sheet metal processing equipment, including a base, a support plate, a fixed plate and a clamping assembly. A groove A is provided on the front side wall of the base, and a strip through hole is provided on the upper side wall of the groove A. A lifting mechanism is connected to the lower side wall of the groove A, and the lifting mechanism includes a fixed seat A, a fixed seat B, a lifting rod and a top plate. A groove B is provided in the middle of the upper side wall of the base. The clamping assembly includes a rotating handle, a threaded rod and a clamping plate. By setting the lifting mechanism, and the top plate at the upper end of the mechanism passes through the strip through hole, the lifting rod is pressed downward, and the lifting rod lifts the top plate, so that the top plate pushes the sheet metal that has completed the bending operation out of the groove B. A threaded rod is provided to be threadedly connected to the threaded through hole, and one end of the threaded rod is connected to the rotating handle, and the other end of the threaded rod is rotatably connected to the clamping plate. When the rotating handle is rotated, the threaded rod drives the clamping plate to move forward.

[0003] However, when processing batches of sheet metal plates, the above-mentioned machine requires workers to frequently hold and move the sheet metal plates one by one to load and unload the machine. The sheet metal plates are heavy, and long-term handling leads to high labor intensity for the workers. For this reason, we propose a bending machine for sheet metal processing. Utility Model Content

[0004] The utility model aims to provide a bending machine for sheet metal processing, which can solve the problem that some existing machines are time-consuming and labor-intensive in loading and unloading materials.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a bending machine for sheet metal processing, comprising:

[0006] The base has four sets of limit frames fixedly installed on the top and arranged in a rectangular shape, and two sets of limit frames near the center of the base are each provided with a set of notches;

[0007] A bending mechanism, which is arranged on the top of the base, and is used to bend the sheet metal plate;

[0008] An automatic feeding mechanism is arranged on a base. The automatic feeding mechanism includes a transmission groove, a servo motor and a transmission screw. A transmission groove is opened on the top of the base. A servo motor is fixedly installed on the outer surface of one side of the base. A transmission screw is rotatably installed between the inner walls on both sides of the transmission groove. The rotating shaft of the servo motor is transmission-connected to the transmission screw.

[0009] Preferably, the automatic feeding mechanism also includes a movable block, a pushing block and a spring. The movable block is threadedly installed on the outer surface of the transmission screw. The front and rear outer walls of the movable block fit with the front and rear inner walls of the transmission groove. A movable groove is opened on the top of the movable block. A pushing block is arranged in the movable groove. The outer wall of the pushing block fits with the inner wall of the movable groove. At least two groups of springs are fixedly installed between the bottom of the pushing block and the inner bottom of the movable groove.

[0010] Preferably, the bending mechanism includes a U-shaped support frame, a second hydraulic rod and a pressing knife. The U-shaped support frame is fixedly installed on the top of the base, the second hydraulic rod is fixedly installed on the top of the U-shaped support frame, and the free end of the second hydraulic rod passes through the top of the U-shaped support frame and is fixedly installed with a pressing knife.

[0011] Preferably, a bending groove is provided on the top of the base.

[0012] Preferably, two groups of mounting grooves are provided at the bottom of the base, a group of first hydraulic rods are fixedly installed on the inner top of the two groups of mounting grooves, a storage groove is provided on the top of the base, a positioning plate is arranged in the storage groove, the free ends of the two groups of first hydraulic rods pass through the base and extend into the storage groove and are fixedly connected to the positioning plate, a magnet plate is fixedly installed on the outer surface of one side of the positioning plate, so that it can be positioned when the sheet metal plate is loaded.

[0013] Preferably, a material drop chute is provided on the top of the base.

[0014] Preferably, a placement groove is provided on the other side of the base, and a collection box is placed in the placement groove.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] (1) The sheet metal bending machine, through the cooperation of the limit frame and the automatic feeding mechanism, can automatically feed the sheet metal plates one by one on the basis of being able to stack and store multiple groups of sheet metal plates for standby, thereby reducing the intervention of the staff and alleviating the labor intensity. This solves the problem that some existing machines, during the process of processing batches of sheet metal plates, require the staff to frequently hold and carry the sheet metal plates one by one on the machine for loading and unloading, and the sheet metal plates are heavy, and the long-term handling leads to high labor intensity for the staff, thereby improving the practicality of the machine.

[0017] (2) The sheet metal bending machine can position and fix the sheet metal plates by adsorption when feeding them through the cooperation of the first hydraulic rod, the positioning plate and the magnet plate. At the same time, under the action of the blanking chute and the collection box, the bent sheet metal plates can be collected in the collection box for temporary storage during processing, thereby ensuring the use effect of the machine and facilitating the promotion and use of the machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0019] Figure 1 It is a front perspective view of the utility model;

[0020] Figure 2 It is a partial top view of the utility model;

[0021] Figure 3 It is a partial left-side stereoscopic diagram of the utility model;

[0022] Figure 4 It is a partial bottom view of the utility model;

[0023] Figure 5 This is a schematic diagram of the internal structure of the movable block of the utility model;

[0024] Figure 6 It is a three-dimensional diagram of the positioning plate of the utility model.

[0025] Figure numerals: 1. base; 2. limit frame; 3. automatic feeding mechanism; 31. transmission groove; 32. servo motor; 33. transmission screw; 34. movable block; 35. push block; 36. spring; 4. bending mechanism; 41. U-shaped support frame; 42. second hydraulic rod; 43. press knife; 5. bending groove; 6. first hydraulic rod; 7. positioning plate; 8. magnet plate; 9. blanking trough; 10. collection box. DETAILED DESCRIPTION

[0026] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0027] See also Figure 1-6The utility model provides a technical solution: a bending machine for sheet metal processing, including a base 1, a bending mechanism 4 and an automatic feeding mechanism 3. Four groups of limit frames 2 are fixedly installed on the top of the base 1 and are arranged in a rectangular shape. A group of notches are opened on the two groups of limit frames 2 close to the center of the base 1. The bending mechanism 4 is arranged on the top of the base 1. The bending mechanism 4 is used to bend the sheet metal plate. A bending groove 5 is opened on the top of the base 1. Two groups of mounting grooves are opened at the bottom of the base 1. A group of first hydraulic rods 6 are fixedly installed on the inner tops of the two groups of mounting grooves. A storage groove is opened on the top of the base 1. A positioning plate 7 is arranged in the storage groove. The two groups of first hydraulic The free ends of the rods 6 all penetrate the base 1 and extend into the storage groove and are fixedly connected to the positioning plate 7. A magnet plate 8 is fixedly installed on the outer surface of one side of the positioning plate 7. A blanking groove 9 is provided on the top of the base 1, and a placement groove is provided on the other side of the base 1. A collection box 10 is placed in the placement groove. Through the cooperation of the first hydraulic rod 6, the positioning plate 7 and the magnet plate 8, the sheet metal plate can be positioned and adsorbed and fixed when it is fed. At the same time, under the action of the blanking groove 9 and the collection box 10, the bent sheet metal plate can be collected and temporarily stored in the collection box 10 during processing, which ensures the use effect of the machine and is conducive to the promotion and use of the machine.

[0028] The automatic feeding mechanism 3 is arranged on the base 1, and the automatic feeding mechanism 3 includes a transmission groove 31, a servo motor 32 and a transmission screw 33. The top of the base 1 is provided with a transmission groove 31, and the servo motor 32 is fixedly installed on the outer surface of one side of the base 1. The transmission screw 33 is rotatably installed between the inner walls on both sides of the transmission groove 31, and the rotating shaft of the servo motor 32 is transmission-connected to the transmission screw 33.

[0029] The automatic feeding mechanism 3 also includes a movable block 34, a pushing block 35 and a spring 36. The outer surface of the transmission screw 33 is threadedly installed with the movable block 34. The front and rear outer walls of the movable block 34 fit with the front and rear inner walls of the transmission groove 31. A movable groove is opened on the top of the movable block 34, and a pushing block 35 is arranged in the movable groove. The outer wall of the pushing block 35 fits with the inner wall of the movable groove. At least two groups of springs 36 are fixedly installed between the bottom of the pushing block 35 and the inner bottom of the movable groove. Through the cooperation of the limit frame 2 and the automatic feeding mechanism 3, on the basis of being able to stack and reserve multiple groups of sheet metal plates, it is possible to automatically load the sheet metal plates one by one, reduce the intervention of the staff, reduce the labor intensity, solve the problem that in the process of processing batches of sheet metal plates on some existing machines, the staff need to frequently hold and carry the sheet metal plates one by one to load and unload the materials on the machine, and the sheet metal plates are heavy. Long-term handling leads to high labor intensity for the staff, thereby improving the practicality of the machine.

[0030] The bending mechanism 4 includes a U-shaped support frame 41, a second hydraulic rod 42 and a pressing knife 43. The U-shaped support frame 41 is fixedly installed on the top of the base 1, and the second hydraulic rod 42 is fixedly installed on the top of the U-shaped support frame 41. The free end of the second hydraulic rod 42 passes through the top of the U-shaped support frame 41 and is fixedly installed with the pressing knife 43.

[0031] Working principle: First, stack multiple groups of sheet metal plates on the base 1 and clamp them between the limit frames 2. During processing, the collection box 10 is pulled out and opened, and the free ends of the two groups of first hydraulic rods 6 are controlled to extend to drive the magnet plate 8 to be ejected from the storage groove. The servo motor 32 is controlled to start, and the servo motor 32 drives the transmission screw 33 to rotate. The transmission screw 33 drives the movable block 34 to move in the transmission groove 31. The pusher block 35 on the movable block 34 pushes the sheet metal plate at the bottom layer out of the notch and against the magnet plate 8 on the positioning plate 7. The magnet plate 8 The sheet metal plate is adsorbed and fixed. After pushing is completed, the servo motor 32 reverses to control the movable block 34 to reset. When resetting, the pushing block 35 is subjected to the pressure of the stacked sheet metal plates, and the pushing block 35 shrinks into the movable block 34 and compresses the spring 36. At this time, the free end of the second hydraulic rod 42 is controlled to extend to drive the pressing knife 43 to move downward, and the sheet metal plate is bent and pushed out by the bending groove 5. After bending is completed, the positioning plate 7 is also reset, and the staff can slide it directly into the blanking chute 9 and drop it into the collection box 10, and repeat the steps to perform the next set of bending.

[0032] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A bending machine for sheet metal processing, characterized in that: include: A base (1) has four groups of limit frames (2) fixedly mounted on the top thereof and arranged in a rectangular shape, and two groups of limit frames (2) close to the center of the base (1) are each provided with a group of notches; A bending mechanism (4), which is arranged on the top of the base (1), and the bending mechanism (4) is used to bend the sheet metal plate; The automatic feeding mechanism (3) is arranged on the base (1), and comprises a transmission groove (31), a servo motor (32) and a transmission screw (33). The top of the base (1) is provided with a transmission groove (31), a servo motor (32) is fixedly mounted on an outer surface of one side of the base (1), a transmission screw (33) is rotatably mounted between inner walls on both sides of the transmission groove (31), and a rotating shaft of the servo motor (32) is transmission-connected to the transmission screw (33).

2. A sheet metal bending machine according to claim 1, characterized in that: The automatic feeding mechanism (3) further comprises a movable block (34), a pushing block (35) and a spring (36); the outer surface of the transmission screw (33) is threadedly mounted with the movable block (34); the front and rear outer walls of the movable block (34) are in contact with the front and rear inner walls of the transmission groove (31); a movable groove is formed at the top of the movable block (34); a pushing block (35) is arranged in the movable groove; the outer wall of the pushing block (35) is in contact with the inner wall of the movable groove; at least two groups of springs (36) are fixedly mounted between the bottom of the pushing block (35) and the inner bottom of the movable groove.

3. A sheet metal bending machine according to claim 2, characterized in that: The bending mechanism (4) comprises a U-shaped support frame (41), a second hydraulic rod (42) and a pressing knife (43); the U-shaped support frame (41) is fixedly mounted on the top of the base (1); the second hydraulic rod (42) is fixedly mounted on the top of the U-shaped support frame (41); the free end of the second hydraulic rod (42) passes through the top of the U-shaped support frame (41) and is fixedly mounted with the pressing knife (43).

4. A sheet metal bending machine according to claim 3, characterized in that: A bending groove (5) is provided on the top of the base (1).

5. A sheet metal bending machine according to claim 4, characterized in that: The base (1) is provided with two groups of mounting grooves at the bottom, and a group of first hydraulic rods (6) are fixedly mounted on the inner top of the two groups of mounting grooves. The top of the base (1) is provided with a storage groove, and a positioning plate (7) is arranged in the storage groove. The free ends of the two groups of first hydraulic rods (6) penetrate the base (1) and extend into the storage groove and are fixedly connected to the positioning plate (7). A magnet plate (8) is fixedly mounted on the outer surface of one side of the positioning plate (7).

6. A sheet metal bending machine according to claim 5, characterized in that: A material dropping chute (9) is provided on the top of the base (1).

7. A sheet metal bending machine according to claim 6, characterized in that: A placement groove is provided on the other side of the base (1), and a collection box (10) is placed in the placement groove.

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