Bending traceless profiling die

Abstract

The utility model discloses a bending traceless profiling die, which comprises a fixed die and a movable die, the fixed die is provided with a bending groove, the bottom of the movable die is matched with the bending groove, and the fixed die is also provided with a buffer scratch-resistant structure; the buffering anti-scraping structure comprises a guide column, a sliding table, a supporting spring and a guide assembly, sliding concave tables are arranged on the portions, located on the two sides of the bending groove, of the fixed mold, the two ends of the guide column are arranged on the opposite side walls in the sliding concave tables, and the sliding table penetrates through the guide column and is arranged on the guide column in a sliding mode; the bottom of the sliding table is arranged on the bottom wall of the sliding concave table in a sliding mode, the supporting spring is arranged on the guide column in a sleeving mode, the two ends of the supporting spring are connected with the inner side wall of the sliding concave table and the side wall of the sliding table respectively, and the guide assembly is arranged on the sliding table. The utility model relates to the technical field of sheet metal processing, and particularly provides a bending traceless profiling die.

Description

Technical Field

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

[0002] A bending die is a tool used to bend metal sheets into specific angles and shapes. It consists of a fixed part (female die) and a movable part (male die). It is widely used in the forming of metal components in aviation, automobiles, construction, furniture, home appliances, etc.

[0003] During the bending process, the material is placed in the bending groove, and then the male mold is pressed against the female mold through mechanical pressure to bend the material to the required angle. The material is generally larger than the bending groove, and the two ends of the material are located on both sides of the bending groove. During stamping, friction marks will appear due to friction with the shoulder of the bending groove, affecting the appearance. Utility Model Content

[0004] The technical problem to be solved by the utility model is that when the bending die is performing stamping and bending, the materials at both ends will generate friction with the bending grooves of the die, thereby affecting the appearance.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: the bending seamless profiling mold proposed in the utility model includes a fixed mold and a movable mold, the fixed mold is provided with a bending groove, the bottom of the movable mold is matched with the bending groove, and the fixed mold is also provided with a buffer and anti-scratch structure; the buffer and anti-scratch structure includes a guide column, a sliding table, a support spring and a guide assembly, the fixed mold is provided with a sliding recess on both sides of the bending groove, the two ends of the guide column are arranged on opposite side walls in the sliding recess, the sliding table penetrates and is slidably arranged on the guide column, the bottom of the sliding table is slidably arranged on the bottom wall of the sliding recess, the support spring is sleeved on the guide column, the two ends of the support spring are respectively connected with the inner side wall of the sliding recess and the side wall of the sliding table, and the guide assembly is arranged on the sliding table.

[0006] Preferred technical solution one: the guide assembly includes support frame one, support frame two, guide roller one and guide roller two, the support frame one is arranged on the top of the sliding table, the support frame two is arranged on the side wall of the sliding table, the support frame one and the support frame two are symmetrically arranged in two groups, the guide roller one is rotatably arranged on the opposite side walls of the two groups of support frame one, and the two ends of the guide roller two are rotatably arranged on the opposite side walls of the two groups of support frame two.

[0007] Preferred technical solution two: a supporting top plate is provided on the top of the movable mold, a sliding column is provided on the bottom of the supporting top plate, a guide opening is provided on the fixed mold, the sliding column is slidably arranged in the guide opening, and four groups of sliding columns and guide openings are provided correspondingly, and the four groups of sliding columns and guide openings are arranged at the four corners of the fixed mold and the supporting top plate.

[0008] Preferred technical solution three: two groups of support frames three are provided on the side walls of the movable mold, and guide rollers three are rotatably provided on the opposite side walls of the two groups of support frames three.

[0009] Optimal technical solution four: the guide roller one, guide roller two and guide roller three are all rubber guide rollers.

[0010] The bending traceless profiling die proposed by the utility model adopts the above structure to achieve the following beneficial effects:

[0011] (1) During bending, the plate gradually changes from a horizontal position to a tilted bending state. The guide rollers 1, 2 and 3 cooperate with each other to roll in contact with the surface of the plate to complete the bending while avoiding damage to the surface of the material. During the extrusion process, the guide column, sliding table and support spring cooperate to flexibly guide both sides of the material, further reducing the guiding friction.

[0012] (2) The sliding column and guide opening are provided to cooperate with each other for bending guidance, making the bending more precise. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a schematic diagram of the overall structure of the bending seamless profiling die proposed by the utility model;

[0015] Figure 2 This is a schematic cross-sectional view of the bending traceless profiling die proposed by the utility model;

[0016] Figure 3 for Figure 1 A partial enlarged schematic diagram of part A.

[0017] Among them, 1. fixed mold, 2. movable mold, 3. bending groove, 4. buffer and anti-scratch structure, 5. guide column, 6. sliding table, 7. support spring, 8. sliding recessed table, 9. support frame one, 10. support frame two, 11. guide roller one, 12. guide roller two, 13. support top plate, 14. sliding column, 15. guide mouth, 16. support frame three, 17. guide roller three. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0020] like Figures 1 to 3 As shown, the technical scheme adopted by the utility model is as follows: a bending traceless profiling mold, including a fixed mold 1 and a movable mold 2, the fixed mold 1 is provided with a bending groove 3, the bottom of the movable mold 2 is matched with the bending groove 3, and the fixed mold 1 is also provided with a buffering and anti-scratch structure 4; the buffering and anti-scratch structure 4 includes a guide column 5, a sliding platform 6, a support spring 7 and a guide assembly, and sliding concave platforms 8 are provided on both sides of the bending groove 3 on the fixed mold 1, and the two ends of the guide column 5 are arranged on opposite side walls in the sliding concave platform 8, the sliding platform 6 penetrates and is slidably arranged on the guide column 5, and the bottom of the sliding platform 6 is slidably arranged on the bottom wall of the sliding concave platform 8, the support spring 7 is sleeved on the guide column 5, and the two ends of the support spring 7 are respectively connected with the inner side wall of the sliding concave platform 8 and the side wall of the sliding platform 6, the guide assembly is arranged on the sliding platform 6, and the top of the movable mold 2 is provided with a supporting top plate 13, the support A sliding column 14 is provided at the bottom of the top plate 13, and a guide opening 15 is provided on the fixed mold 1. The sliding column 14 is slidably arranged in the guide opening 15. Four groups of sliding columns 14 and guide openings 15 are correspondingly provided. The four groups of sliding columns 14 and guide openings 15 are all arranged at the four corners of the fixed mold 1 and the supporting top plate 13. The guide assembly includes a support frame 1 9, a support frame 2 10, a guide roller 1 11 and a guide roller 2 12. The support frame 1 9 is arranged on the top of the sliding table 6, and the support frame 2 10 is arranged on the side wall of the sliding table 6. The support frame 1 9 and the support frame 2 10 are symmetrically provided with two groups. The guide roller 1 11 is rotatably arranged on the opposite side walls of the two groups of support frames 1 9, and the two ends of the guide roller 2 12 are rotatably arranged on the opposite side walls of the two groups of support frames 2 10. Two groups of support frames 3 16 are provided on the side walls of the movable mold 2, and the opposite side walls of the two groups of support frames 3 16 are rotatably provided with guide rollers 3 17.

[0021] The guide roller 1 11, the guide roller 2 12 and the guide roller 3 17 are all rubber guide rollers.

[0022] During specific use, the fixed mold 1 and the movable mold 2 are installed, the plate is placed on the guide roller 11, and then the power source is started to press the movable mold 2 downward, and the plate is bent by cooperating with the bottom of the movable mold 2 and the bending groove 3. During the bending process, the plates on both sides are limitedly in contact with the two groups of guide rollers 12, and the plates are in rolling contact with the guide roller 11 and the guide roller 12, and squeeze the guide roller 12, driving the sliding table 6 to slide in the sliding recess 8, guided by the guide column 5, and supported, squeezed and reset by the support spring 7. During the bending process, the sliding column 14 and the guide mouth 15 cooperate to guide.

[0023] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0024] 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 bending traceless profiling mold, comprising a fixed mold (1) and a movable mold (2), wherein the fixed mold (1) is provided with a bending groove (3), and the bottom of the movable mold (2) is matched with the bending groove (3), characterized in that: The fixed mold (1) is also provided with a buffer and anti-scratch structure (4); the buffer and anti-scratch structure (4) comprises a guide column (5), a sliding platform (6), a support spring (7) and a guide assembly; the fixed mold (1) is provided with a sliding concave platform (8) on both sides of the bending groove (3); the two ends of the guide column (5) are arranged on opposite side walls inside the sliding concave platform (8); the sliding platform (6) penetrates and is slidably arranged on the guide column (5); the bottom of the sliding platform (6) is slidably arranged on the bottom wall of the sliding concave platform (8); the support spring (7) is sleeved on the guide column (5); the two ends of the support spring (7) are respectively connected to the inner side wall of the sliding concave platform (8) and the side wall of the sliding platform (6); and the guide assembly is arranged on the sliding platform (6).

2. The bending seamless profiling die according to claim 1, characterized in that: The guide assembly comprises a support frame 1 (9), a support frame 2 (10), a guide roller 1 (11) and a guide roller 2 (12); the support frame 1 (9) is arranged on the top of the sliding platform (6); the support frame 2 (10) is arranged on the side wall of the sliding platform (6); the support frame 1 (9) and the support frame 2 (10) are symmetrically arranged in two groups; the guide roller 1 (11) is rotatably arranged on the opposite side walls of the two groups of support frames 1 (9); and the two ends of the guide roller 2 (12) are rotatably arranged on the opposite side walls of the two groups of support frames 2 (10).

3. The bending seamless profiling die according to claim 2, characterized in that: A supporting top plate (13) is provided on the top of the movable mold (2), a sliding column (14) is provided on the bottom of the supporting top plate (13), a guide opening (15) is provided on the fixed mold (1), the sliding column (14) is slidably arranged in the guide opening (15), four groups of the sliding columns (14) and the guide opening (15) are provided correspondingly, and the four groups of the sliding columns (14) and the guide opening (15) are arranged at the four corners of the fixed mold (1) and the supporting top plate (13).

4. The bending seamless profiling die according to claim 3, characterized in that: Two groups of support frames (16) are provided on the side walls of the movable mold (2), and guide rollers (17) are rotatably provided on the opposite side walls of the two groups of support frames (16).

5. The bending seamless profiling die according to claim 4, characterized in that: The guide roller one (11), the guide roller two (12) and the guide roller three (17) are all rubber guide rollers.

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