Predetermined type high-precision forming method

Abstract

The invention discloses a preset type high-precision forming method. The method comprises the steps that a connecting plate A preset type structure is arranged; a stamping and bending structure of the connecting plate A is arranged; a connecting plate B pre-shaping bending structure is arranged; a stamping and bending structure of the connecting plate B is arranged; a bending arch pre-bending structure is arranged; a primary bending arch shaping structure is arranged; a secondary bending arch shaping structure is arranged; a three-time bending arch shaping structure is arranged; a pre-bending structure of the connecting plate C is arranged; a connecting plate C shaping structure is arranged; an A-degree angle shaping structure is arranged; the continuous pre-bending type high-precision forming method sequentially comprises the steps of connecting plate A pre-shaping, connecting plate A stamping and bending, connecting plate B pre-shaping and bending, connecting plate B stamping and bending, bending arch pre-bending, primary bending arch shaping, secondary bending arch shaping, tertiary bending arch shaping, connecting plate C pre-bending, connecting plate C shaping and A-degree angle shaping.

Description

Technical Field

[0001] The invention relates to precision machining technology, in particular to stamping forming, and specifically to a predetermined type high-precision forming method. Background Art

[0002] See also Figure 1 The product 100 includes a main body 101, the main body 101 is connected to a bending portion card body 102, the bending portion card body 102 includes a tail corresponding card 103, the tail corresponding card 103 is connected to a connecting plate A104, the connecting plate A104 is connected to a connecting plate B105, and a bending arch is formed between the connecting plates A104 and B105, the bending arch corresponds to the tail corresponding card 103, and the connecting plate B105 is connected to the main body 101 through a connecting plate C106 inclined in an A° shape;

[0003] Since the bending arch corresponds to the tail corresponding card 103, there is an obstruction when the bending arch is formed, which makes the forming difficult.

[0004] Therefore, it is necessary to provide a predetermined type high-precision molding method to solve the above problems. Summary of the invention

[0005] The object of the present invention is to provide a high-precision molding method of a predetermined pattern.

[0006] The present invention achieves the above object through the following technical solutions:

[0007] A method for high-precision molding of a predetermined pattern, comprising the steps of:

[0008] 1) Setting a pre-forming structure of the connection plate A, the pre-forming structure of the connection plate A includes a corresponding receiving platform A and a punch head A, and the receiving platform A and the punch head A are correspondingly provided with a pre-forming slope portion A, and performing the first pre-forming slope punching;

[0009] 2) A punching and bending structure of the connecting plate A is provided, wherein the punching and bending structure of the connecting plate A includes a main receiving block, and a bending punch of the connecting plate A is provided at a vertical corner of the main receiving block;

[0010] 3) a pre-forming bending structure of the connection plate B is provided, wherein the pre-forming bending structure of the connection plate B includes a pre-forming receiving plate of the connection plate B, a pre-forming receiving slope of the connection plate B is provided on the pre-forming receiving plate of the connection plate B, and a pre-forming punch of the connection plate B is provided corresponding to the pre-forming receiving slope of the connection plate B;

[0011] 4) A punching and bending structure of the connecting plate B is provided, wherein the punching and bending structure of the connecting plate B includes a vertical corner receiving block of the connecting plate B, and the vertical corner receiving block of the connecting plate B is correspondingly provided with a vertical bending punch of the connecting plate B;

[0012] 5) a bending arch pre-bending structure is provided, wherein the bending arch pre-bending structure comprises a bending arch pre-forming receiving plate, a bending arch pre-forming receiving slope is provided on the bending arch pre-forming receiving plate, and a bending arch pre-forming punch is provided corresponding to the bending arch pre-forming receiving slope;

[0013] 6) a primary bending arch shaping structure is provided, wherein the primary bending arch shaping structure includes a primary bending arch shaping punch matching the bending arch, and the primary bending arch shaping punch is correspondingly provided with a primary bending arch shaping receiving body;

[0014] 7) a secondary bending arch shaping structure is provided, the secondary bending arch shaping structure includes a secondary bending arch shaping punch matching the bending arch, the secondary bending arch shaping punch is correspondingly provided with a secondary bending arch shaping receiving body, and the secondary bending arch shaping receiving body has a secondary bending arch receiving groove matching the bending arch;

[0015] 8) a three-fold bending arch shaping structure is provided, wherein the three-fold bending arch shaping structure comprises a three-fold bending arch shaping block, and the three-fold bending arch shaping block has a three-fold bending arch receiving groove matching the bending arch;

[0016] 9) a pre-bending structure of the connection plate C is provided, the pre-bending structure of the connection plate C includes a pre-shaped receiving plate of the connection plate C, a pre-shaped receiving slope of the connection plate C is provided on the pre-shaped receiving plate of the connection plate C, and a pre-shaped punch of the connection plate C is provided corresponding to the pre-shaped receiving slope of the connection plate C;

[0017] 10) A connection plate C shaping structure is provided, wherein the connection plate C shaping structure includes a connection plate C vertical corner receiving block, and the connection plate C vertical corner receiving block is correspondingly provided with a vertical bending connection plate C punch;

[0018] 11) providing an A° angle shaping structure, wherein the A° angle shaping structure comprises an A° angle shaping punch having an A° angle matching the A° angle;

[0019] 12) Pre-forming of connecting plate A, stamping and bending of connecting plate A, pre-forming and bending of connecting plate B, stamping and bending of connecting plate B, pre-bending of bending arch, shaping of bending arch once, shaping of bending arch twice, shaping of bending arch three times, pre-bending of connecting plate C, shaping of connecting plate C, shaping of A° angle are sequentially performed to form a continuous pre-bending high-precision forming method.

[0020] Furthermore, the slope of the predetermined slope portion A is 55-65°.

[0021] Furthermore, a corresponding slot for the tail portion is provided on the side of the main receiving block.

[0022] Furthermore, the connection plate B is pre-shaped to receive the slope with an inclination of 55-65°.

[0023] Furthermore, the inclination of the pre-formed bearing slope of the curved arch is 55-65°.

[0024] Furthermore, the connection plate C is pre-shaped to receive the slope with an inclination of 55-65°.

[0025] Furthermore, the vertical corner receiving block of the connecting plate C is provided with a curved arch avoidance groove.

[0026] Compared with the prior art, the present invention uses a continuous pre-bending high-precision forming method to perform high-precision preparation of products without avoidance zones, thereby ensuring product preparation accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 Schematic diagram of the structure of product 100.

[0028] Figure 2 The pre-forming structure for connecting plate A is a schematic diagram.

[0029] Figure 3 Schematic diagram of the stamping and bending structure of connecting plate A.

[0030] Figure 4 Schematic diagram of the pre-forming and bending of connecting plate B.

[0031] Figure 5 Schematic diagram of the stamping and bending of connecting plate B.

[0032] Figure 6 Schematic diagram of the pre-bending of the curved arch.

[0033] Figure 7 Schematic diagram for shaping a single curved arch.

[0034] Figure 8 Schematic diagram for shaping a secondary curved arch.

[0035] Fig. 9 Schematic diagram for shaping a triple curved arch.

[0036] Fig.10 Schematic diagram of pre-bending of connecting plate C.

[0037] Fig.11 Schematic diagram of the connection plate C.

[0038] Fig.12 Schematic diagram for shaping the A° angle. DETAILED DESCRIPTION

[0039] Example:

[0040] See also Figure 2-12 This embodiment shows a high-precision molding method of a predetermined pattern, the steps comprising:

[0041] 1) Setting a pre-forming structure 1 for the connection plate A, the pre-forming structure 1 for the connection plate A comprising a corresponding receiving platform A11 and a punching head A12, the receiving platform A11 and the punching head A12 are correspondingly provided with a pre-forming slope portion A, and performing a first pre-forming slope punching;

[0042] 2) a connection plate A stamping and bending structure 2 is provided, wherein the connection plate A stamping and bending structure 2 comprises a main receiving block 21, and a connection plate A bending punch 22 is provided at a vertical corner of the main receiving block 21;

[0043] 3) a connection plate B pre-forming bending structure 3 is provided, the connection plate B pre-forming bending structure 3 comprises a connection plate B pre-forming receiving plate 31, a connection plate B pre-forming receiving slope is provided on the connection plate B pre-forming receiving plate 31, and a connection plate B pre-forming punch 32 is provided corresponding to the connection plate B pre-forming receiving slope;

[0044] 4) a punching and bending structure 4 for connecting plate B is provided, wherein the punching and bending structure 4 for connecting plate B includes a vertical corner receiving block 41 for connecting plate B, and a vertical bending punch 42 for connecting plate B is correspondingly provided for the vertical corner receiving block 41 for connecting plate B;

[0045] 5) a bending arch pre-bending structure 5 is provided, wherein the bending arch pre-bending structure 5 comprises a bending arch pre-forming receiving plate 51, on which a bending arch pre-forming receiving slope is provided, and a bending arch pre-forming punch 52 is provided corresponding to the bending arch pre-forming receiving slope;

[0046] 6) a primary bending arch shaping structure 6 is provided, wherein the primary bending arch shaping structure 6 comprises a primary bending arch shaping punch 61 matching the bending arch, and a primary bending arch shaping receiving body 62 is correspondingly provided with the primary bending arch shaping punch 62;

[0047] 7) a secondary bending arch shaping structure 7 is provided, wherein the secondary bending arch shaping structure 7 comprises a secondary bending arch shaping punch 71 matching the bending arch, and the secondary bending arch shaping punch 72 is correspondingly provided with a secondary bending arch shaping receiving body 73, and the secondary bending arch shaping receiving body 73 has a secondary bending arch receiving groove matching the bending arch;

[0048] 8) a three-fold bending arch shaping structure 8 is provided, wherein the three-fold bending arch shaping structure 8 comprises a three-fold bending arch shaping block 81, and the three-fold bending arch shaping block 81 has a three-fold bending arch receiving groove 82 matching the bending arch;

[0049] 9) a connection plate C pre-bending structure 9 is provided, the connection plate C pre-bending structure 9 comprises a connection plate C pre-forming receiving plate 92, a connection plate C pre-forming receiving slope is provided on the connection plate C pre-forming receiving plate 91, and a connection plate C pre-forming punch 92 is provided corresponding to the connection plate C pre-forming receiving slope;

[0050] 10) Setting a connection plate C shaping structure 10, the connection plate C shaping structure 10 includes a connection plate C vertical corner receiving block 1001, and the connection plate C vertical corner receiving block 1001 is correspondingly provided with a vertical bending connection plate C punch 1002;

[0051] 11) providing an A° angle shaping structure 11, wherein the A° angle shaping structure 11 comprises an A° angle shaping punch 1101 having an A° angle matching the A° angle;

[0052] 12) The connecting plate A104 is pre-formed, the connecting plate A104 is stamped and bent, the connecting plate B105 is pre-formed and bent, the connecting plate B105 is stamped and bent, the bending arch is pre-bent, the bending arch is formed once, the bending arch is formed twice, the bending arch is formed three times, the connecting plate C106 is pre-bent, the connecting plate C106 is formed, and the A° angle is formed, thereby forming a continuous pre-bending high-precision forming method.

[0053] in:

[0054] The slope of the predetermined slope portion A is 55-65°.

[0055] The side of the main receiving block 21 is provided with a tail corresponding slot.

[0056] The connecting plate B is pre-shaped to receive the slope with an inclination of 55-65°.

[0057] The slope of the preformed bearing slope of the curved arch is 55-65°.

[0058] The connecting plate C is pre-shaped to receive the slope with an inclination of 55-65°.

[0059] The vertical corner receiving block 101 of the connecting plate C is provided with a curved arch avoidance groove.

[0060] Compared with the prior art, the present invention uses a continuous pre-bending high-precision forming method to perform high-precision preparation of products without avoidance zones, thereby ensuring product preparation accuracy.

[0061] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the creative concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A method for high-precision molding of a predetermined type, characterized in that: include: 1) Setting a pre-forming structure of the connection plate A, the pre-forming structure of the connection plate A includes a corresponding receiving platform A and a punch head A, and the receiving platform A and the punch head A are correspondingly provided with a pre-forming slope portion A, and performing the first pre-forming slope punching; 2) A connection plate A stamping and bending structure is provided, wherein the connection plate A stamping and bending structure comprises a main body receiving block, and a connection plate A bending punch is provided at a vertical corner of the main body receiving block; 3) a pre-forming bending structure of the connection plate B is provided, wherein the pre-forming bending structure of the connection plate B includes a pre-forming receiving plate of the connection plate B, a pre-forming receiving slope of the connection plate B is provided on the pre-forming receiving plate of the connection plate B, and a pre-forming punch of the connection plate B is provided corresponding to the pre-forming receiving slope of the connection plate B; 4) A punching and bending structure of the connecting plate B is provided, wherein the punching and bending structure of the connecting plate B includes a vertical corner receiving block of the connecting plate B, and the vertical corner receiving block of the connecting plate B is correspondingly provided with a vertical bending punch of the connecting plate B; 5) a bending arch pre-bending structure is provided, wherein the bending arch pre-bending structure comprises a bending arch pre-forming receiving plate, a bending arch pre-forming receiving slope is provided on the bending arch pre-forming receiving plate, and a bending arch pre-forming punch is provided corresponding to the bending arch pre-forming receiving slope; 6) a primary bending arch shaping structure is provided, wherein the primary bending arch shaping structure includes a primary bending arch shaping punch matching the bending arch, and the primary bending arch shaping punch is correspondingly provided with a primary bending arch shaping receiving body; 7) a secondary bending arch shaping structure is provided, the secondary bending arch shaping structure includes a secondary bending arch shaping punch matching the bending arch, the secondary bending arch shaping punch is correspondingly provided with a secondary bending arch shaping receiving body, and the secondary bending arch shaping receiving body has a secondary bending arch receiving groove matching the bending arch; 8) a three-fold bending arch shaping structure is provided, wherein the three-fold bending arch shaping structure comprises a three-fold bending arch shaping block, wherein the three-fold bending arch shaping block has a three-fold bending arch receiving groove matching the bending arch; 9) a pre-bending structure of the connection plate C is provided, the pre-bending structure of the connection plate C includes a pre-shaped receiving plate of the connection plate C, a pre-shaped receiving slope of the connection plate C is provided on the pre-shaped receiving plate of the connection plate C, and a pre-shaped punch of the connection plate C is provided corresponding to the pre-shaped receiving slope of the connection plate C; 10) A connection plate C shaping structure is provided, wherein the connection plate C shaping structure includes a connection plate C vertical corner receiving block, and the connection plate C vertical corner receiving block is correspondingly provided with a vertical bending connection plate C punch; 11) providing an A° angle shaping structure, wherein the A° angle shaping structure comprises an A° angle shaping punch having an A° angle matching the A° angle; 12) Pre-forming of connecting plate A, stamping and bending of connecting plate A, pre-forming and bending of connecting plate B, stamping and bending of connecting plate B, pre-bending of bending arch, shaping of bending arch once, shaping of bending arch twice, shaping of bending arch three times, pre-bending of connecting plate C, shaping of connecting plate C, shaping of A° angle are sequentially performed to form a continuous pre-bending high-precision forming method.

2. A method for high-precision molding of a predetermined pattern according to claim 1, characterized in that: The slope of the predetermined slope portion A is 55-65°.

3. A method for high-precision molding of a predetermined pattern according to claim 1, characterized in that: The side of the main body receiving block is provided with a tail corresponding card corresponding slot.

4. A method for high-precision molding of a predetermined pattern according to claim 1, characterized in that: The connecting plate B is pre-shaped to receive the slope with an inclination of 55-65°.

5. A method for high-precision molding of a predetermined pattern according to claim 1, characterized in that: The slope of the preformed bearing slope of the curved arch is 55-65°.

6. A method for high-precision molding of a predetermined pattern according to claim 1, characterized in that: The connecting plate C is pre-shaped to receive the slope with an inclination of 55-65°.

7. A method for high-precision molding of a predetermined pattern according to claim 1, characterized in that: The vertical corner receiving block of the connecting plate C is provided with a curved arch avoidance groove.

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