Automatic continuous stamping die for automobile shock absorber separation blade

Abstract

The utility model relates to the technical field of automobile part manufacturing, in particular to an automatic continuous stamping die for an automobile shock absorber separation blade, which comprises an upper die assembly and a lower die assembly, a trimming and punching assembly, a molding assembly, a bending assembly and a cutting assembly are sequentially arranged between the upper die assembly and the lower die assembly in the continuous punching direction. According to the utility model, the production efficiency can be improved, the labor cost is reduced, and automation and intelligentization are easy to realize.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts manufacturing, in particular to an automatic continuous stamping die for an automobile shock absorber baffle. Background Art

[0002] Automobile shock absorber baffles are mainly used to prevent foreign matters such as sand and gravel from entering the shock absorber, resulting in damage to the shock absorber and affecting the shock absorption performance of the automobile.

[0003] Automobile shock absorber baffles are usually located inside the shock absorber, which can reduce the maintenance frequency of the shock absorber to a certain extent, extend its service life, reduce the intrusion of foreign matters, and ensure the driving stability and riding comfort of the vehicle. At present, automobile shock absorber baffles are mainly made by punching, cutting, and shaping one by one with multiple dies. When using multiple dies for molding, multiple people need to cooperate, the operation is cumbersome, a large number of hands are required, and the work efficiency is low.

[0004] Therefore, those skilled in the art are committed to developing an automatic continuous stamping die for an automobile shock absorber baffle, which can not only improve production efficiency, reduce labor costs, but also be easily automated and intelligentized. Summary of the Utility Model

[0005] The technical problem to be solved by the utility model is to provide an automatic continuous stamping die for an automobile shock absorber baffle, which can not only improve production efficiency, reduce labor costs, but also be easily automated and intelligentized.

[0006] The technical solution of the utility model to solve the above technical problems is as follows:

[0007] An automatic continuous stamping die for an automobile shock absorber baffle, comprising

[0008] an upper die assembly and a lower die assembly;

[0009] A trimming and punching assembly, a shaping assembly, a bending assembly, and a cutting assembly are sequentially arranged between the upper die assembly and the lower die assembly along the continuous stamping direction.

[0010] The beneficial effect of adopting the above solution is that when the raw material of the automobile shock absorber baffle passes through the trimming and punching assembly, the shaping assembly, the bending assembly, and the cutting assembly in sequence, it is automatically trimmed, punched, shaped, bent, and cut in sequence to prepare the automobile shock absorber baffle, improving production efficiency and reducing manual operation.

[0011] On the basis of the above technical solution, the utility model can be further improved as follows.

[0012] Further, the trimming and punching assembly includes a first punching lower module, a second punching lower module, a first punching upper module, and a second punching upper module;

[0013] Both the first punching lower module and the second punching lower module are provided with side grooves and side positioning hole grooves, and the second punching lower module is further provided with a positioning groove.

[0014] Both the first punching upper module and the second punching upper module are provided with side bumps and side positioning hole bumps that cooperate with the side grooves and the side positioning hole grooves, and the second punching upper module is provided with a positioning groove bump that cooperates with the positioning groove.

[0015] The beneficial effect of adopting the above further scheme is that the cooperation of the side groove and the side bump cuts the side of the formed retaining piece and punches out positioning holes at the same time, which is beneficial to accurate positioning through the positioning holes in subsequent processes.

[0016] Furthermore, the punching assembly further includes a third punching lower module and a third punching upper module;

[0017] The third punching lower module has a trimming groove and an intermediate positioning hole groove, and the third punching upper module is provided with a trimming bump and an intermediate positioning hole bump that cooperate with the trimming groove and the intermediate positioning hole groove.

[0018] The beneficial effect of adopting the above further scheme is that the cooperation of the trimming groove and the trimming bump cuts off the adjacent two retaining pieces and cuts off the excess raw material, and the cooperation of the intermediate positioning hole groove and the intermediate positioning hole bump punches out an intermediate positioning hole in the middle of the retaining piece raw material.

[0019] Furthermore, the shaping assembly includes a first shaping lower module, a second shaping lower module, a third shaping lower module, a first shaping upper module, a second shaping upper module, and a third shaping upper module arranged in sequence along the continuous stamping direction;

[0020] The first shaping lower module, the second shaping lower module, and the third shaping lower module are respectively provided with a first shaping punch, a second shaping punch, and a third shaping punch, and intermediate positioning holes are provided on the first shaping punch, the second shaping punch, and the third shaping punch;

[0021] The first shaping upper module, the second shaping upper module, and the third shaping upper module are respectively provided with a first shaping die, a second shaping die, and a third shaping die that cooperate with the first shaping punch, the second shaping punch, and the third shaping punch, and positioning columns that cooperate with the intermediate positioning.

[0022] The beneficial effect of adopting the above further scheme is that the cooperation of the shaping punch and the shaping die shapes the retaining piece raw material into an upwardly convex retaining piece structure.

[0023] Furthermore, guide blocks are installed on both sides of the first shaping lower module, the second shaping lower module, and the third shaping lower module.

[0024] The beneficial effect of adopting the above further solution is that the raw material of the baffle moves between the two guiding blocks, thus facilitating precise cutting or shaping in each process.

[0025] Furthermore, the bending assembly includes a peripheral cutting lower module, a peripheral cutting upper module, a top shaping lower module, and a top shaping upper module;

[0026] The peripheral cutting lower module has side cutting grooves and a limiting punch. The four side cutting grooves are evenly distributed around the limiting punch. The limiting punch has a top forming groove, and the top forming groove has ear folding bumps;

[0027] The peripheral cutting upper module has side cutting punches and a limiting female die that cooperate with the side cutting grooves and the limiting punch. The limiting female die is also provided with a top forming bump that cooperates with the top forming groove;

[0028] The top shaping lower module has an ear folding forming female die, and the top shaping upper module has an ear folding forming punch that cooperates with the ear folding forming female die.

[0029] The beneficial effect of adopting the above further solution is that the side cutting grooves and the side cutting punches cooperate to further cut the periphery of the raw material. At the same time, the top forming groove and the top forming bump punch and cut the top of the raw material into a shape with ear folds.

[0030] Furthermore, the bending assembly further includes a bending lower module and a bending upper module;

[0031] The bending lower module has an ear folding punch, and the bending upper module has an ear folding female die that cooperates with the ear folding punch.

[0032] The beneficial effect of adopting the above further solution is that the ear folding female die and the ear folding punch cooperate to bend the ear folds on the raw material into a set shape.

[0033] Furthermore, the cutting assembly includes a cutting lower module and a cutting upper module. The cutting lower module has a cutting groove, and the cutting upper module has a cutting punch that cooperates with the cutting groove.

[0034] The beneficial effect of adopting the above further solution is that the cutting female die and the cutting punch cooperate to cut the stamped baffles into individual units one by one. Description of the Drawings

[0035] Figure 1 It is a diagram of an automatic continuous stamping die for an automotive shock absorber baffle in a specific embodiment of the present invention;

[0036] Figure 2 It is a diagram of a lower die assembly in a specific embodiment of the present invention;

[0037] Figure 3 This is a drawing of the upper die assembly in a specific embodiment of the present utility model.

[0038] In the attached drawings, the list of components represented by each reference numeral is as follows:

[0039] 1. Upper die assembly; 2. Lower die assembly; 3. Trimming and punching assembly; 4. Shaping assembly; 5. Bending assembly; 6. Cutting assembly; 7. First punching lower module; 8. Second punching lower module; 9. First punching upper module; 10. Second punching upper module; 11. Side groove; 12. Side positioning hole groove; 13. Positioning groove; 14. Side bump; 15. Side positioning hole bump; 16. Third punching lower module; 17. Third punching upper module; 18. Trimming groove; 19. Middle positioning hole groove; 20. Trimming bump; 21. Middle positioning hole bump; 22. First shaping lower module; 23. Second shaping lower module; 24. Third shaping lower module; 25. First shaping upper module; 26. Second shaping upper module; 27. Third shaping upper module; 28. First shaping punch; 29. Second shaping punch; 30. Third shaping punch; 31. First shaping die; 32. Second shaping die; 33. Third shaping die; 34. Guide block; 35. Peripheral cutting lower module; 36. Peripheral cutting upper module; 37. Top shaping lower module; 38. Top shaping upper module; 39. Side cutting groove; 40. Ear forming die; 41. Ear forming punch; 42. Bending lower module; 43. Bending upper module; 44. Ear punch; 45. Ear die; 46. Cutting lower module; 47. Cutting upper module; 48. Cutting groove; 49. Cutting punch. Detailed implementation mode

[0040] The principles and features of the present utility model will be described below with reference to the attached drawings. The examples given are only for explaining the present utility model and are not intended to limit the scope of the present utility model.

[0041] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "peripheral side", "circumferential direction", etc. is based on the orientation or positional relationship shown in the attached drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the system or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0042] In the description of the present utility model, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically and clearly defined.

[0043] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "linkage", "fixation" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral body; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two components or the interaction relationship between two components, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0044] As Figure 1 , Figure 2 and Figure 3 shown, an automatic continuous stamping die for an automotive shock absorber shim. Since the market demand for this shim is large, the precision requirement is high, the material is a high-strength plate which is hard, and there are many production processes, requiring multiple stamping, drawing and bending forming. Traditional single-process stamping not only has insufficient production capacity but also has high quality and production costs. To meet the demand, it is necessary to use stamping CAE analysis technology to research the stamping process and die structure for automatic continuous multi-drawing. The shim formed by stamping with the automatic continuous stamping die for an automotive shock absorber shim of this embodiment can mainly be used for:

[0045] 1. Research the stamping process for multi-drawing forming of high-strength plates;

[0046] 2. Research the die structure for integrated continuous automatic production of multi-processes;

[0047] 3. Verify the die life of conventional die steel and special die steel for drawing of high-strength plates.

[0048] The automatic continuous stamping die for an automotive shock absorber shim includes

[0049] an upper die assembly 1 and a lower die assembly 2;

[0050] Between the upper die assembly 1 and the lower die assembly 2 and arranged in sequence along the continuous stamping direction are a trimming and punching assembly 3, a shaping assembly 4, a bending assembly 5 and a cutting assembly 6.

[0051] In the present utility model, when the raw material of the automotive shock absorber shim passes through the trimming and punching assembly 3, the shaping assembly 4, the bending assembly 5 and the cutting assembly 6 in sequence, it is automatically trimmed, punched, shaped, bent and cut in sequence to prepare the automotive shock absorber shim, improving the production efficiency and reducing manual operation.

[0052] As Figure 1 , Figure 2 and Figure 3 shown, in some embodiments, the trimming and punching assembly 3 includes a first punching lower module 7, a second punching lower module 8, a first punching upper module 9 and a second punching upper module 10;

[0053] Both the first punching lower module 7 and the second punching lower module 8 are provided with side grooves 11 and side positioning hole grooves 12, and the second punching lower module 8 is further provided with a positioning groove 13;

[0054] Both the first punching upper module 9 and the second punching upper module 10 are provided with side bumps 14 and side positioning hole bumps 15 that cooperate with the side grooves 11 and side positioning hole grooves 12, and the second punching upper module 10 is provided with a positioning groove bump that cooperates with the positioning groove 13.

[0055] The side grooves 11 and side bumps 14 on both sides cooperate to cut out a suitable shape on the original two sides, facilitating subsequent further shaping, etc. The positioning groove 13 and the side positioning hole bump 15 cooperate to punch out a positioning hole on the spacer material, facilitating precise positioning through the positioning hole in subsequent various processes.

[0056] The punching assembly 3 further includes a third punching lower module 16 and a third punching upper module 17. The third punching lower module 16 has a trimming groove 18 and a middle positioning hole groove 19, and the third punching upper module 17 is provided with a trimming bump 20 and a middle positioning hole bump 21 that cooperate with the trimming groove 18 and the middle positioning hole groove 19. The trimming groove 18 and the trimming bump 20 cooperate to cut off and trim the excess material between two adjacent spacers, and the middle positioning hole groove 19 and the middle positioning hole bump 21 cooperate to punch out a middle positioning hole in the middle of the spacer material, facilitating positioning during subsequent shaping.

[0057] As Figure 1 、 Figure 2 and Figure 3 shown, in another embodiment, the shaping assembly 4 includes a first shaping lower module 22, a second shaping lower module 23, a third shaping lower module 24, a first shaping upper module 25, a second shaping upper module 26, and a third shaping upper module 27 arranged in sequence along the continuous stamping direction;

[0058] The first shaping lower module 22, the second shaping lower module 23, and the third shaping lower module 24 are respectively provided with a first shaping punch 28, a second shaping punch 29, and a third shaping punch 30, and the first shaping punch 28, the second shaping punch 29, and the third shaping punch 30 are all provided with middle positioning holes;

[0059] The first shaping upper module 25, the second shaping upper module 26, and the third shaping upper module 27 are respectively provided with a first shaping female die 31, a second shaping female die 32, and a third shaping female die 33 that cooperate with the first shaping punch 28, the second shaping punch 29, and the third shaping punch 30, as well as positioning columns that cooperate with the intermediate positioning holes. The positioning columns pass through the intermediate positioning holes and are inserted into the intermediate positioning holes. At the same time, the side positioning is inserted into the side positioning holes. The shaping punch and the shaping female die cooperate to shape the shim stock into an upwardly convex shim structure multiple times. Guide blocks 34 are installed on both sides of the first shaping lower module 22, the second shaping lower module 23, and the third shaping lower module 24.

[0060] In another embodiment, the bending assembly 5 includes a peripheral cutting lower module 35, a peripheral cutting upper module 36, a top shaping lower module 37, and a top shaping upper module 38;

[0061] The peripheral cutting lower module 35 has side cutting grooves 39 and a limiting punch. The four side cutting grooves 39 are evenly distributed around the limiting punch. The limiting punch has a top forming groove, and a folding ear convex block is provided in the top forming groove;

[0062] The peripheral cutting upper module 36 has a side cutting punch and a limiting female die that cooperate with the side cutting grooves 39 and the limiting punch. A top forming convex block that cooperates with the top forming groove is also provided on the limiting female die. The side cutting grooves 39 cooperate with the side cutting punch to cut the excess material around the shim stock. At the same time, the top forming groove and the top forming punch cooperate to cut out folding ears on the upwardly convex part of the stock.

[0063] The top shaping lower module 37 has a folding ear forming female die 40, and the top shaping upper module 38 has a folding ear forming punch 41 that cooperates with the folding ear forming female die 40. The folding ear forming female die 40 and the folding ear forming punch 41 cooperate to shape the folding ears into a suitable structure.

[0064] The bending assembly 5 further includes a bending lower module 42 and a bending upper module 43; the bending lower module 42 has a folding ear punch 44, and the bending upper module 43 has a folding ear female die 45 that cooperates with the folding ear punch 44. The folding ear female die 45 and the folding ear punch 44 cooperate to bend the folding ears at the top of the stock into a set shape.

[0065] As Figure 1 、 Figure 2 and Figure 3 shown, in the embodiment, the cutting assembly 6 includes a cutting lower module 46 and a cutting upper module 47. The cutting lower module 46 has a cutting groove 48, and the cutting upper module 47 has a cutting punch 49 that cooperates with the cutting groove 48. The cutting female die 48 and the cutting punch 49 cooperate to cut the stamped shims into individual automotive shock absorber shims one by one.

[0066] Using the above automatic continuous stamping die for automotive shock absorber shims, after stamping, the product, height tolerance, flanging height tolerance, flatness tolerance, and outer shape tolerance are all maintained within appropriate dimensional ranges. The thinning rate of the product is small, and no red rust is generated on the shock absorber shims within one and a half months during the salt spray test.

[0067] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0068] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. An automatic continuous stamping die for automotive shock absorber shims, characterized in that: including an upper die assembly (1) and a lower die assembly (2); a trimming and punching assembly (3), a shaping assembly (4), a bending assembly (5) and a cutting assembly (6) are sequentially arranged between the upper die assembly (1) and the lower die assembly (2) along the continuous stamping direction.

2. The automatic continuous stamping die for the automotive shock absorber shim according to claim 1, wherein: The trimming and punching assembly (3) includes a first punching lower module (7), a second punching lower module (8), a first punching upper module (9) and a second punching upper module (10); Side grooves (11) and side positioning hole grooves (12) are arranged on both the first punching lower module (7) and the second punching lower module (8), and a positioning groove (13) is further arranged on the second punching lower module (8); Side bumps (14) and side positioning hole bumps (15) that cooperate with the side grooves (11) and the side positioning hole grooves (12) are arranged on both the first punching upper module (9) and the second punching upper module (10), and a positioning groove bump that cooperates with the positioning groove (13) is arranged on the second punching upper module (10).

3. The automatic continuous stamping die for the automotive shock absorber shim according to claim 2, wherein: The punching assembly (3) further includes a third punching lower module (16) and a third punching upper module (17); The third punching lower module (16) has a trimming groove (18) and a middle positioning hole groove (19), and a trimming bump (20) and a middle positioning hole bump (21) that cooperate with the trimming groove (18) and the middle positioning hole groove (19) are arranged on the third punching upper module (17).

4. The automatic continuous stamping die for the automotive shock absorber shim according to claim 1, characterized in that: The shaping assembly (4) includes a first shaping lower module (22), a second shaping lower module (23), a third shaping lower module (24), a first shaping upper module (25), a second shaping upper module (26) and a third shaping upper module (27) that are sequentially arranged along the continuous stamping direction; The first shaping lower module (22), the second shaping lower module (23) and the third shaping lower module (24) respectively have a first shaping punch (28), a second shaping punch (29) and a third shaping punch (30), and middle positioning holes are arranged on the first shaping punch (28), the second shaping punch (29) and the third shaping punch (30); The first shaping upper module (25), the second shaping upper module (26) and the third shaping upper module (27) respectively have a first shaping die (31), a second shaping die (32) and a third shaping die (33) that cooperate with the first shaping punch (28), the second shaping punch (29) and the third shaping punch (30), and positioning columns that cooperate with the middle positioning holes.

5. The automatic continuous stamping die for the automotive shock absorber shim according to claim 4, wherein: Guide blocks (34) are installed on both sides of the first shaping lower module (22), the second shaping lower module (23) and the third shaping lower module (24).

6. The automatic continuous stamping die for the automotive shock absorber shim according to claim 4, wherein: The bending assembly (5) includes a peripheral cutting lower module (35), a peripheral cutting upper module (36), a top shaping lower module (37) and a top shaping upper module (38); The peripheral cutting lower module (35) has side cutting grooves (39) and a limiting punch. The four side cutting grooves (39) are evenly distributed around the limiting punch. The limiting punch has a top forming groove, and the top forming groove has folding lug bumps; The peripheral cutting upper module (36) has a side cutting punch and a limiting die cavity that cooperate with the side cutting grooves (39) and the limiting punch. The limiting die cavity is further provided with a top forming bump that cooperates with the top forming groove; The top shaping lower module (37) has a folding lug forming die cavity (40), and the top shaping upper module (38) has a folding lug forming punch (41) that cooperates with the folding lug forming die cavity (40).

7. The automatic continuous stamping die for the automotive shock absorber shim according to claim 4, characterized in that: The bending assembly (5) further includes a bending lower module (42) and a bending upper module (43); The bending lower module (42) has a folding lug punch (44), and the bending upper module (43) has a folding lug die cavity (45) that cooperates with the folding lug punch (44).

8. The automatic continuous stamping die for the automotive shock absorber shim according to claim 1, characterized in that: The cutting assembly (6) includes a cutting lower module (46) and a cutting upper module (47). The cutting lower module (46) has a cutting groove (48), and the cutting upper module (47) has a cutting punch (49) that cooperates with the cutting groove (48).

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