Reciprocating cutting device for U-shaped rolling part

Abstract

The invention relates to the technical field of cutting equipment, and discloses a U-shaped rolling part reciprocating cutting device which comprises a base, a limiting groove is formed in the upper surface of the base, a driving motor is fixedly installed on the front surface of the base, and the output end of the driving motor is fixedly connected with a bidirectional lead screw. The surface of the bidirectional lead screw is in threaded connection with a limiting block, the limiting block is in sliding connection with the inner wall of the limiting groove, the upper surface of the limiting block is fixedly connected with a limiting clamping plate, the limiting clamping plate is in sliding connection with the upper surface of the base, and the front surface of the limiting clamping plate is fixedly connected with a rubber pad; a fixing plate is fixedly connected to the back face of the base, an electric lifting rod is fixedly installed on the upper surface of the fixing plate, and a cutting-off assembly is arranged at the top end of the electric lifting rod. The U-shaped rolling parts with different specifications and sizes can be limited and fixed, deviation and shaking during cutting treatment can be prevented, and the U-shaped rolling part cutting device can be conveniently used by workers.

Description

Technical Field

[0001] The invention relates to the technical field of cutting equipment, and in particular to a reciprocating cutting device for a U-shaped rolling piece. Background Art

[0002] Roll forming is a forming method of cold roll forming. Roll-formed parts with U-shaped cross-sections (hereinafter referred to as U-shaped roll-formed parts) are common products in cold roll forming. At present, the processing technology of U-shaped roll-formed parts is mostly to roll out the U-shaped cross-section online and then cut and form. In recent years, with the increase in the variety of automobile products, the shape of the end of U-shaped roll-formed parts has become more and more complex, so higher requirements are placed on the online cutting process of the end of U-shaped roll-formed parts.

[0003] The invention document with the patent application number CN201620986866.9, a device for online reciprocating cutting of U-shaped rolled parts, including a mounting seat, a cutting cylinder, a reset cylinder, a pressing cylinder, a moving knife and a static knife, the cutting cylinder and the reset cylinder are located on both sides of the mounting seat, the pressing cylinder is located on the top of the mounting seat, the static knife is fixed on the bottom plate of the mounting seat, the piston rod of the cutting cylinder is fixed to one end of the moving knife slide rail, the other end of the moving knife slide rail corresponds to the position of the piston rod of the reset cylinder, the moving knife is fixed in the middle of the moving knife slide rail, the two sides of the moving knife have different shapes, and the width of the moving knife is smaller than the width of the U-shaped groove of the processed U-shaped rolled part; the device has three working positions: left cutting, right cutting, and mid-position feeding. The present invention abandons the traditional process of secondary molding after cutting the U-shaped rolled parts with special-shaped ends, and realizes the one-time online cutting and molding of the U-shaped rolled parts with special-shaped ends, effectively shortens the processing cycle, reduces the processing cost of product parts, and expands the processing range of the existing cutting device.

[0004] The above application document proposes a device for online reciprocating cutting of U-shaped rolled parts. When cutting the U-shaped rolled parts, different sizes of U-shaped rolled parts are required due to different needs, and U-shaped rolled parts of different sizes need to be cut. When cutting them, the U-shaped rolled parts of different sizes need to be limited and fixed to prevent deviation and shaking during the cutting process, so that the U-shaped rolled parts remain stable. Based on this, further improvements are needed for the above problems. Summary of the invention

[0005] The object of the present invention is to provide a U-shaped roller pressing piece reciprocating cutting device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a U-shaped rolling part reciprocating cutting device comprises a base, the lower surface of the base is fixedly connected with four support blocks, the support blocks are distributed at the four corners of the lower surface of the base, the upper surface of the base is provided with a limiting groove, the front surface of the base is fixedly installed with a driving motor, the output end of the driving motor is fixedly connected with a bidirectional screw rod, the end of the bidirectional screw rod away from the driving motor is rotatably connected with the inner wall of the limiting groove, the surface of the bidirectional screw rod is threadedly connected with the limiting block, the limiting block is slidably connected to the inner wall of the limiting groove, the upper surface of the limiting block is fixedly connected with a limiting splint, the limiting splint is slidably connected to the upper surface of the base, the front surface of the limiting splint is fixedly connected with a rubber pad, the back side of the base is fixedly connected with a fixing plate, the upper surface of the fixing plate is fixedly installed with an electric lifting rod, and the top of the electric lifting rod is provided with a cutting assembly.

[0007] In a preferred embodiment of the present invention, the cutting assembly includes a mounting plate, a rotating motor is fixedly mounted on the back of the mounting plate, a movable groove is provided on the lower surface of the mounting plate, an output end of the rotating motor is fixedly connected to a first threaded rod, and an end of the first threaded rod away from the rotating motor is rotatably connected to the inner wall of the movable groove.

[0008] In a preferred embodiment of the present invention, a movable block is threadedly connected to the surface of the first threaded rod, and the movable block is slidably connected to the inner wall of the movable groove. A sliding plate is fixedly connected to the lower surface of the movable block, and the sliding plate is slidably connected to the lower surface of the mounting plate.

[0009] In a preferred embodiment of the present invention, a sliding groove is provided on the lower surface of the sliding plate, a servo motor is fixedly installed on the side surface of the sliding plate, an output end of the servo motor is fixedly connected to a second threaded rod, and an end of the second threaded rod away from the servo motor is rotatably connected to the inner wall of the sliding groove.

[0010] In a preferred embodiment of the present invention, a sliding block is threadedly connected to the surface of the second threaded rod, and the sliding block is slidably connected to the inner wall of the sliding groove.

[0011] In a preferred embodiment of the present invention, an electric push rod is fixedly connected to the lower surface of the sliding block, the top end of the electric push rod is slidably connected to the lower surface of the sliding plate, the bottom end of the electric push rod is fixedly connected to a cutting blade, the cutting blade corresponds to the upper surface of the base, and the U-shaped rolled part is cut by the cutting blade.

[0012] Beneficial Effects

[0013] The present invention provides a U-shaped roller pressing piece reciprocating cutting device, which has the following beneficial effects:

[0014] 1. The U-shaped roller-pressed part reciprocating cutting device is provided with a driving motor and a limiting clamp. When the driving motor is turned on, the driving motor drives the bidirectional screw to rotate, so that the two limiting blocks are contracted or relaxed, and the limiting clamp follows the limiting blocks to contract or relax. The limiting clamp and the rubber pad are used to limit and fix U-shaped roller-pressed parts of different sizes, thereby realizing the limit and fixation of U-shaped roller-pressed parts of different sizes, preventing deviation and shaking during cutting, and facilitating the use of the staff.

[0015] 2. The U-shaped rolled piece reciprocating cutting device is provided with a servo motor and a cutting blade. When the servo motor is turned on, the servo motor drives the second threaded rod to rotate, so that the sliding block moves horizontally, the electric push rod moves horizontally following the sliding block, and the cutting blade moves horizontally following the electric push rod, thereby cutting different positions of the U-shaped rolled piece, which is convenient for the staff to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the first stereoscopic viewing angle of the present invention;

[0017] Figure 2 It is a schematic diagram of the structure of the present invention in cross section;

[0018] Figure 3 It is a schematic diagram of the structure of the side section of the present invention;

[0019] Figure 4 It is a structural schematic diagram of the second stereoscopic viewing angle of the present invention.

[0020] In the figure: 1. base; 2. drive motor; 3. bidirectional screw; 4. limit block; 5. limit clamp; 6. rubber pad; 7. fixed plate; 8. electric lifting rod; 9. cutting assembly; 10. mounting plate; 11. rotating motor; 12. first threaded rod; 13. movable block; 14. sliding plate; 15. servo motor; 16. second threaded rod; 17. sliding block; 18. electric push rod; 19. cutting blade. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. 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 creative work are within the scope of protection of the present invention.

[0022] See also Figure 1-4The present invention provides a technical solution: a U-shaped roller pressing part reciprocating cutting device comprises a base 1, four support blocks are fixedly connected to the lower surface of the base 1, the support blocks are distributed at the four corners of the lower surface of the base 1, a limiting groove is provided on the upper surface of the base 1, a driving motor 2 is fixedly installed on the front surface of the base 1, a bidirectional screw rod 3 is fixedly connected to the output end of the driving motor 2, one end of the bidirectional screw rod 3 away from the driving motor 2 is rotatably connected to the inner wall of the limiting groove, the surface of the bidirectional screw rod 3 is threadedly connected to the limiting block 4, the limiting block 4 is slidably connected to the inner wall of the limiting groove, the upper surface of the limiting block 4 is fixedly connected to the limiting splint 5, the limiting splint 5 is slidably connected to the upper surface of the base 1, and the limiting The front surface of the positioning clamp 5 is fixedly connected with a rubber pad 6, the back side of the base 1 is fixedly connected with a fixing plate 7, the upper surface of the fixing plate 7 is fixedly installed with an electric lifting rod 8, and the top of the electric lifting rod 8 is provided with a cutting assembly 9. Turn on the driving motor 2, and the driving motor 2 drives the bidirectional screw 3 to rotate, so that the two limit blocks 4 are contracted or relaxed, and the limiting clamp 5 follows the limit blocks 4 to contract or relax, and the limiting clamp 5 and the rubber pad 6 are used to limit and fix U-shaped roller parts of different sizes, so that the limiting and fixing of U-shaped roller parts of different sizes can be realized, which can prevent deviation and shaking during cutting, and is convenient for the staff to use.

[0023] The cutting assembly 9 includes a mounting plate 10, a rotating motor 11 is fixedly mounted on the back of the mounting plate 10, a movable groove is opened on the lower surface of the mounting plate 10, a first threaded rod 12 is fixedly connected to the output end of the rotating motor 11, an end of the first threaded rod 12 away from the rotating motor 11 is rotatably connected to the inner wall of the movable groove, a movable block 13 is threadedly connected to the surface of the first threaded rod 12, the movable block 13 is slidably connected to the inner wall of the movable groove, a sliding plate 14 is fixedly connected to the lower surface of the movable block 13, and the sliding plate 14 is slidably connected to the lower surface of the mounting plate 10.

[0024] A sliding groove is provided on the lower surface of the sliding plate 14, and a servo motor 15 is fixedly installed on the side surface of the sliding plate 14. The output end of the servo motor 15 is fixedly connected to a second threaded rod 16, and one end of the second threaded rod 16 away from the servo motor 15 is rotatably connected to the inner wall of the sliding groove. A sliding block 17 is threadedly connected to the surface of the second threaded rod 16, and the sliding block 17 is slidably connected to the inner wall of the sliding groove. An electric push rod 18 is fixedly connected to the lower surface of the sliding block 17, and the top of the electric push rod 18 is slidably connected to the lower surface of the sliding plate 14. A cutting blade 19 is fixedly connected to the bottom end of the electric push rod 18, and the cutting blade 19 corresponds to the upper surface of the base 1. Turn on the servo motor 15, and the servo motor 15 drives the second threaded rod 16 to rotate, so that the sliding block 17 moves horizontally, the electric push rod 18 moves horizontally following the sliding block 17, and the cutting blade 19 moves horizontally following the electric push rod 18, so that different positions of the U-shaped rolling part can be cut, which is convenient for the use of the staff.

[0025] Working principle: First, the staff places the U-shaped roller part on the upper surface of the base 1 and turns on the drive motor 2. The drive motor 2 drives the bidirectional screw 3 to rotate, so that the two limit blocks 4 are contracted or relaxed, and the U-shaped roller part is limited and fixed by the limit clamp 5 and the rubber pad 6, and the electric lifting rod 8 is turned on. The electric lifting rod 8 adjusts the mounting plate 10 to a specified height, and the rotating motor 11 is turned on. The rotating motor 11 drives the first threaded rod 12 to rotate, so that the movable block 13 moves horizontally, and the position of the sliding plate 14 is adjusted, and the servo motor 15 is turned on. The servo motor 15 drives the second threaded rod 16 to rotate, so that the sliding block 17 moves horizontally, and the position of the electric push rod 18 is adjusted. The electric push rod 18 is turned on, and the cutting blade 19 is pushed, and then the U-shaped roller part is cut, which is convenient for the staff to use.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A U-shaped rolled piece reciprocating cutting device, comprising a base (1), the lower surface of the base (1) being fixedly connected with four support blocks, the support blocks being distributed at the four corners of the lower surface of the base (1), characterized in that: A limiting groove is provided on the upper surface of the base (1); a driving motor (2) is fixedly installed on the front surface of the base (1); a bidirectional screw rod (3) is fixedly connected to the output end of the driving motor (2); one end of the bidirectional screw rod (3) away from the driving motor (2) is rotatably connected to the inner wall of the limiting groove; a surface of the bidirectional screw rod (3) is threadedly connected to a limiting block (4); the limiting block (4) is slidably connected to the inner wall of the limiting groove; a limiting clamping plate (5) is fixedly connected to the upper surface of the limiting block (4); the limiting clamping plate (5) is slidably connected to the upper surface of the base (1); a rubber pad (6) is fixedly connected to the front surface of the limiting clamping plate (5); a fixing plate (7) is fixedly connected to the back surface of the base (1); an electric lifting rod (8) is fixedly installed on the upper surface of the fixing plate (7); a cutting component (9) is provided at the top of the electric lifting rod (8).

2. A U-shaped rolled piece reciprocating cutting device according to claim 1, characterized in that: The cutting assembly (9) comprises a mounting plate (10), a rotating motor (11) is fixedly mounted on the back of the mounting plate (10), a movable groove is provided on the lower surface of the mounting plate (10), a first threaded rod (12) is fixedly connected to the output end of the rotating motor (11), and one end of the first threaded rod (12) away from the rotating motor (11) is rotatably connected to the inner wall of the movable groove.

3. A U-shaped rolled piece reciprocating cutting device according to claim 2, characterized in that: A movable block (13) is threadedly connected to the surface of the first threaded rod (12), and the movable block (13) is slidably connected to the inner wall of the movable groove. A sliding plate (14) is fixedly connected to the lower surface of the movable block (13), and the sliding plate (14) is slidably connected to the lower surface of the mounting plate (10).

4. A U-shaped rolled piece reciprocating cutting device according to claim 3, characterized in that: A sliding groove is provided on the lower surface of the sliding plate (14), and a servo motor (15) is fixedly mounted on the side surface of the sliding plate (14).

5. A U-shaped rolled piece reciprocating cutting device according to claim 4, characterized in that: The output end of the servo motor (15) is fixedly connected to a second threaded rod (16), and one end of the second threaded rod (16) away from the servo motor (15) is rotatably connected to the inner wall of the sliding groove.

6. A U-shaped rolled piece reciprocating cutting device according to claim 5, characterized in that: A sliding block (17) is threadedly connected to the surface of the second threaded rod (16), and the sliding block (17) is slidably connected to the inner wall of the sliding groove.

7. A U-shaped rolled piece reciprocating cutting device according to claim 6, characterized in that: The lower surface of the sliding block (17) is fixedly connected with an electric push rod (18), and the top end of the electric push rod (18) is slidably connected to the lower surface of the sliding plate (14).

8. A U-shaped rolled piece reciprocating cutting device according to claim 7, characterized in that: A cutting blade (19) is fixedly connected to the bottom end of the electric push rod (18), and the cutting blade (19) corresponds to the upper surface of the base (1).

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