Fixed-point fixing structure for cold roll forming

Abstract

The fixed-point fixing structure for cold roll forming comprises adjusting rods, a fixed-point fixing frame, a lower limiting roller and an upper limiting roller, the adjusting rods are arranged on the two sides of the top of the fixed-point fixing frame, and the upper limiting roller and the lower limiting roller are arranged on the upper side and the lower side of the middle of the fixed-point fixing frame respectively. And integral limiting clamps are arranged on the two sides of the top of the lower limiting roller correspondingly, and locking lugs are arranged on the outer sides of the fixed-point fixing frames. The guide grooves are formed in the two sides of the fixed-point fixing frame, the locking lugs are arranged on the guide grooves, the height of the locking lugs can be adjusted through the guide grooves, the fixed-point fixing frame can be fixed through bolts, mounting and dismounting are convenient, the guide cavities are formed in the fixed-point fixing frame, the ends of the adjusting rods are connected with the guide lugs at the two ends of the upper limiting roller, and the adjusting rods are convenient to adjust. The height of the upper limiting roller can be adjusted, and use is convenient; limiting clamps are arranged on the two sides of the top of the lower limiting roller correspondingly, limiting shaping grooves are formed in the two sides of the limiting clamps correspondingly, and the workpiece can be limited through the limiting clamps.

Description

Technical Field

[0001] The utility model relates to the field of fixed-point fixing structures, in particular to a fixed-point fixing structure for cold bending forming. Background Art

[0002] The fixed-point fixing structure for cold-bending forming is used to fix the workpiece to be cold-bending forming at a fixed point, and it can be limited. Cold-bending forming is a plastic processing technology that continuously bends metal sheets such as coils and strips horizontally through multiple forming rollers configured in sequence to make profiles with specific cross-sections. Cold-bent steel (the metallurgical industry often uses this term) is translated from English and other foreign languages, including rolling forming, roll forming, roll bending forming, and roll forming: There is also a name in my country, including roller forming, cold rolling forming, etc.

[0003] For example, the authorized patent with publication number CN215237018U (cold bending forming device for realizing right-angle bending of the bottom edge of C-shaped steel): solves the problem of how to change the bending R angle from empty bending to actual bending when cold bending the C-shaped steel. An internal pressure mechanism mounting crossbeam (6) is arranged on the arch frame (1) above the cold-bent C-shaped steel (5) with its mouth facing upward, an internal pressure roller frame base (7) is arranged on the lower bottom surface of the internal pressure mechanism mounting crossbeam (6), a connecting column (8) is connected to the internal pressure roller frame base (7), an internal pressure roller shaft (9) is arranged at the lower end of the connecting column (8), an internal pressure roller (10) is arranged on the internal pressure roller shaft (9), and the internal pressure roller (10) is arranged on the lower bottom surface of the inner cavity of the cold-bent C-shaped steel (5) with its mouth facing upward, and the width of the internal pressure roller (10) is the same as the width of the lower bottom surface of the inner cavity of the cold-bent C-shaped steel (5) after forming. The two bottom corners of the inner cavity of the C-shaped steel are bent solidly, which improves the forming quality;

[0004] The above-mentioned prior art fixed-point fixing frame and the cold-bending forming machine frame are not convenient to install and fix, the installation position cannot be adjusted in height, the installation and fixing are not convenient, the workpiece cannot be limited in all directions, the positioning is not stable enough, and the workpiece cannot be shaped. Utility Model Content

[0005] The purpose of the utility model is to provide a fixed-point fixing structure for cold-bending forming, so as to solve the problems proposed in the above-mentioned background technology that the installation and fixing of the fixed-point fixing frame and the cold-bending forming machine frame are not convenient enough, the installation position cannot be adjusted in height, the installation and fixing are not convenient enough, the workpiece cannot be limited in all directions, the positioning is not stable enough, and the workpiece cannot be finalized.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fixed-point fixing structure for cold bending forming, comprising an adjusting rod, a fixed-point fixing frame, a lower limit roller and an upper limit roller, adjusting rods are provided on both sides of the top of the fixed-point fixing frame, upper limit rollers and lower limit rollers are provided on the upper and lower sides of the middle part of the fixed-point fixing frame respectively, integral limit clamps are provided on both sides of the top of the lower limit roller, and locking ears are provided on the outer side of the fixed-point fixing frame.

[0007] In a further embodiment, the adjustment rod includes an adjustment handle and a screw head;

[0008] The adjusting handle is arranged at the top end of the adjusting rod, handles are arranged on both sides of the adjusting handle, and the screw head is arranged at the bottom end of the adjusting rod.

[0009] In a further embodiment, the fixed-point fixing frame includes a guide groove and a guide cavity;

[0010] The guide cavity is arranged inside the fixed-point fixing frame, the guide groove is arranged at the center of the side surface of the fixed-point fixing frame, and the locking ear is slidably embedded in the guide groove for connection.

[0011] In a further embodiment, guide ears are provided at both ends of the upper limit roller, convex grooves are provided on both sides of the guide ears, and a mounting hole is provided in the middle of the guide ears.

[0012] In a further embodiment, the end of the adjusting rod is threadedly fixed to the mounting hole through a screw head, and limiting sleeves are provided on both sides of the top of the fixed-point fixing frame, and the adjusting rod is transmission-connected to the limiting sleeve screw rod.

[0013] In a further embodiment, the limit clamp and the lower limit roller are configured as an integral structure, two limit clamps are provided in total, and the two limit clamps are symmetrically arranged, a limit molding groove is provided in the center of the inner side of the limit clamp, plugs are provided at both ends of the lower limit roller, and the plugs are locked and fixed to the inner mounting holes of the fixed-point fixing frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model provides guide grooves on both sides of the fixed-point fixing frame, and locking ears are provided on the guide grooves, through which the height of the locking ears can be adjusted, so that the installation of the fixed-point fixing frame can be bolted, which is convenient for installation and disassembly. A guide cavity is provided inside the fixed-point fixing frame, and the end of the adjusting rod is connected to the guide ears at both ends of the upper limit roller, so that the upper limit roller can be adjusted in height, which is convenient to use.

[0016] 2. The utility model is provided with a lower limit roller, and limit clamps are provided on both sides of the top of the lower limit roller, and limit molding grooves are provided on both sides of the limit clamps. The limit clamps can be used to limit the workpiece, and the formed workpiece can be limited laterally. The upper limit roller is directly opposite to the lower limit roller, so that the workpiece can be fixed in the upper and lower limits and fixed in multiple directions, making the fixation more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a fixed-point fixing structure for cold-bending forming of the utility model;

[0018] Figure 2 It is a side view of the fixed-point fixing frame of the utility model;

[0019] Figure 3 This is the front view of the lower limit roller of the utility model;

[0020] Figure 4 This is a top view of the upper limit roller of the utility model;

[0021] Figure 5 It is a side view of the lower limit roller of the utility model;

[0022] Figure 6 It is a structural schematic diagram of part A of the utility model.

[0023] In the figure: 1. Adjustment handle; 2. Adjustment rod; 3. Limit sleeve; 4. Fixed point fixing frame; 5. Lock ear; 6. Lower limit roller; 7. Upper limit roller; 8. Handle; 9. Guide groove; 10. Guide ear; 11. Convex groove; 12. Plug; 13. Limit clip; 14. Limit molding groove; 15. Guide cavity. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] See also Figure 1-6 The utility model provides an embodiment: a fixed-point fixing structure for cold bending forming, including an adjusting rod 2, a fixed-point fixing frame 4, a lower limit roller 6 and an upper limit roller 7, adjusting rods 2 are provided on both sides of the top of the fixed-point fixing frame 4, upper limit rollers 7 and lower limit rollers 6 are provided on the upper and lower sides of the middle part of the fixed-point fixing frame 4, integral limit clamps 13 are provided on both sides of the top of the lower limit roller 6, and locking ears 5 are provided on the outer side of the fixed-point fixing frame 4.

[0026] The height of the upper limit roller 7 can be adjusted by the adjusting rod 2, the limit clamp 13 is used to limit the workpiece laterally, and the locking ear 5 facilitates the locking and fixing of the fixed point fixing frame 4 and the cold bending forming machine frame.

[0027] Further, the adjustment rod 2 includes an adjustment handle 1 and a screw head;

[0028] The adjusting handle 1 is arranged at the top end of the adjusting rod 2, and handles 8 are arranged on both sides of the adjusting handle 1. The screw head is arranged at the bottom end of the adjusting rod 2. The adjusting handle 1 is used to conveniently control the adjusting rod 2 manually, and the handles 8 are used to conveniently operate the adjusting handle 1 manually.

[0029] Further, the fixed-point fixing frame 4 includes a guide groove 9 and a guide cavity 15;

[0030] The guide cavity 15 is arranged inside the fixed-point fixing frame 4, the guide groove 9 is arranged at the center of the side of the fixed-point fixing frame 4, and the locking ear 5 is slidably embedded in the guide groove 9. The guide ear 10 of the upper limit roller 7 can be raised and lowered through the guide cavity 15, and the installation of the locking ear 5 is convenient through the guide groove 9, and the height can be adjusted.

[0031] Furthermore, guide ears 10 are provided at both ends of the upper limit roller 7 , convex grooves 11 are provided on both sides of the guide ear 10 , and a mounting hole is provided in the middle of the guide ear 10 , so that the guide ear 10 can be easily slid and guided in the guide cavity 15 through the convex groove 11 .

[0032] Furthermore, the end of the adjusting rod 2 is threadedly fixed to the mounting hole through a screw head, and limit sleeves 3 are provided on both sides of the top of the fixed-point fixing frame 4. The adjusting rod 2 and the limit sleeves 3 are connected by a screw drive, and the screw head is used to facilitate the threaded fixation of the adjusting rod 2 and the guide ear 10.

[0033] Furthermore, the limit clamp 13 and the lower limit roller 6 are configured as an integral structure, and there are two limit clamps 13 in total, and the two limit clamps 13 are symmetrically arranged. A limit molding groove 14 is provided in the center of the inner side of the limit clamp 13, and plugs 12 are provided at both ends of the lower limit roller 6, and the plugs 12 are locked and fixed to the inner mounting holes of the fixed-point fixing frame 4. The limit clamp 13 is used to laterally clamp and fix the workpiece.

[0034] Working principle: When in use, the height of the locking ear 5 can be conveniently adjusted through the guide groove 9, and the locking ear 5 is used to be bolted to the cold bending forming machine. The adjusting handle 1 is used to manually control the rotation of the adjusting rod 2, and the adjusting rod 2 and the limit sleeve 3 screw rod transmission control are used to control the upper limit roller 7 to rise and fall, so that the upper limit roller 7 and the lower limit roller 6 interact with each other to clamp the workpiece up and down, and the limit clamps 13 on both sides of the top of the lower limit roller 6 can be used to limit the workpiece laterally, and the side can be limited and shaped through the limit shaping groove 14, and the lower limit roller 6 can be conveniently threaded and fixed to the inner side of the fixed point fixing frame 4 through the plug 12, and the guide ear 10 can be used for sliding guidance in the guide cavity 15, and the convex groove 11 can be used for stable guidance control, and the mounting hole on the guide ear 10 is convenient for threading and fixing with the bottom end of the adjusting rod 2.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A fixed-point fixing structure for cold roll forming, comprising an adjusting rod (2), a fixed-point fixing frame (4), a lower limit roller (6) and an upper limit roller (7), characterized in that: Adjustment rods (2) are provided on both sides of the top of the fixed-point fixing frame (4), upper limit rollers (7) and lower limit rollers (6) are provided on the upper and lower sides of the middle part of the fixed-point fixing frame (4), and integral limit clamps (13) are provided on both sides of the top of the lower limit roller (6), and locking ears (5) are provided on the outer side of the fixed-point fixing frame (4).

2. A fixed-point fixing structure for cold roll forming according to claim 1, characterized in that: The adjusting rod (2) comprises an adjusting handle (1) and a screw head; The adjusting handle (1) is arranged at the top end of the adjusting rod (2), handles (8) are arranged on both sides of the adjusting handle (1), and the screw head is arranged at the bottom end of the adjusting rod (2).

3. The fixed-point fixing structure for cold roll forming according to claim 1, characterized in that: The fixed-point fixing frame (4) comprises a guide groove (9) and a guide cavity (15); The guide cavity (15) is arranged inside the fixed-point fixing frame (4), the guide groove (9) is arranged at the center of the side of the fixed-point fixing frame (4), and the locking ear (5) is slidably embedded in the guide groove (9).

4. The fixed-point fixing structure for cold roll forming according to claim 1, characterized in that: Both ends of the upper limit roller (7) are provided with guide ears (10), both sides of the guide ear (10) are provided with convex grooves (11), and the middle part of the guide ear (10) is provided with a mounting hole.

5. The fixed-point fixing structure for cold roll forming according to claim 2, characterized in that: The end of the adjusting rod (2) is threadedly fixed to the mounting hole via a screw head, and both sides of the top of the fixed-point fixing frame (4) are provided with limiting sleeves (3), and the adjusting rod (2) and the limiting sleeves (3) are screw-drivenly connected.

6. The fixed-point fixing structure for cold roll forming according to claim 1, characterized in that: The limiting clamp (13) and the lower limiting roller (6) are configured as an integral structure. Two limiting clamps (13) are provided in total, and the two limiting clamps (13) are symmetrically arranged. A limiting shaping groove (14) is provided at the center of the inner side of the limiting clamp (13). Both ends of the lower limiting roller (6) are provided with plugs (12), and the plugs (12) are locked and fixed to the inner side mounting holes of the fixed point fixing frame (4).

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