Precision-adjustable trimming die

Abstract

The utility model discloses a precision-adjustable trimming die, and relates to the technical field of dies. The die comprises an upper die base, a lower die base, a trimming die, a male die body and a female die body, the female die body comprises a female die base, a bottom plate, a lower die sleeve and an upper die sleeve, the bottom plate, the lower die sleeve and the upper die sleeve are stacked and fixed, the bottom plate is fixed to the upper surface of the lower die base, cavities are formed in the lower die sleeve and the upper die sleeve, a plurality of lower cushion columns are fixed to the top of the bottom plate, and a forming cavity is formed in the top of the female die base. The novel die structure is designed, trimming and forming can be integrated, forming efficiency can be greatly improved, the cushion column structures are arranged between the female die base and the bottom plate and between the male die base and the upper die base, the vertical position of trimming can be adjusted by adjusting the length of the cushion columns, and the trimming efficiency is improved. And the female die base and the male die base have the functions of being convenient to mount, dismount and replace, so that it is ensured that the die has the precision adjusting function, and the subsequent product precision is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of molds, in particular to a trimming mold with adjustable precision. Background Art

[0002] For existing forming molds, trimming operations are required after forming. In order to reduce the use of molds and the number of processes, if the trimming mechanism can be integrated into the forming mold, the processing efficiency can be greatly improved. However, if the trimming and forming are integrated into one, the structure inside the mold will be complex and difficult to adjust. Therefore, the accuracy cannot be effectively adjusted, which affects the product quality. Summary of the Invention

[0003] The purpose of the utility model is to provide a trimming die with adjustable precision. By designing a new die structure, trimming and forming can be integrated into one, which can greatly improve the forming efficiency. By arranging a pad column structure between the die base and the bottom plate, and between the punch base and the upper die base, the upper and lower positions of the trimming can be adjusted by adjusting the pad column length. The die base and the punch base have the function of easy installation, disassembly and replacement, thereby ensuring that the mold has the function of precision adjustment, which greatly improves the subsequent product precision.

[0004] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0005] The utility model is a trimming die with adjustable precision, comprising an upper die base, a lower die base, a trimming die, a male die body and a female die body;

[0006] The die body comprises a die base and a stacked fixed bottom plate, a lower die sleeve and an upper die sleeve, wherein the bottom plate is fixed to the upper surface of the lower die base, the lower die sleeve and the upper die sleeve are both provided with a cavity, and a plurality of lower pads are fixed on the top of the bottom plate;

[0007] The top of the die base is provided with a forming cavity, the die base is arranged in the cavities of the lower die sleeve and the upper die sleeve and is fixed to the top ends of several lower pads, an embedding opening is provided on the upper surface of the upper die sleeve at the edge of the cavity, the trimming die is embedded and fixed in the embedding opening and is sleeved on the outside of the die base;

[0008] The punch body includes a punch base and a pressure plate. The punch body is fixed to the lower surface of the upper die base. The pressure plate is sleeved on the outside of the punch body. Several upper cushion columns are fixed between the pressure plate and the upper die sleeve. The bottom of the punch body is provided with a molding area that cooperates with the molding cavity.

[0009] The upper surfaces of the upper die seat and the die seat are both provided with lower curved surfaces, and the lower surface of the pressing plate is provided with an upper curved surface matching the lower curved surface;

[0010] Outer guide sleeves are fixed through the four corners of the lower die base, and outer guide pillars matching the outer guide sleeves are fixed to the four corners of the upper die base.

[0011] Furthermore, inner guide sleeves are fixed at the four corners of the top of the lower mold sleeve, and through openings that cooperate with the inner guide sleeves are provided at the four corners of the upper mold sleeve.

[0012] Furthermore, inner guide pillars are fixed at the four corners of the bottom surface of the upper mold base, the inner guide pillars pass through the pressure plate, and the inner guide pillars are concentric with the inner guide sleeve and slide in conjunction with each other.

[0013] Furthermore, the inner walls of the upper die sleeve and the lower die sleeve are both provided with a plurality of first positioning ribs, and the peripheral side surface of the die seat is provided with a plurality of positioning grooves that cooperate with the first positioning ribs.

[0014] Furthermore, a plurality of second positioning ribs are provided on the peripheral side surface of the punch seat, and a positioning opening cooperating with the second positioning ribs is provided on the pressure plate.

[0015] Furthermore, mold shifting lugs are fixed to both ends of the front and rear sides of the upper mold sleeve and the lower mold sleeve.

[0016] The utility model has the following beneficial effects:

[0017] The utility model integrates trimming and forming into one by designing a new mold structure, which can greatly improve the forming efficiency. By arranging a pad column structure between the die base and the bottom plate, and between the punch base and the upper die base, the upper and lower positions of the trimming can be adjusted by adjusting the pad column length. The die base and the punch base are easy to install, disassemble and replace, thereby ensuring that the mold has the function of precision adjustment, which greatly improves the subsequent product precision.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 This is an exploded view of the structure of a trimming die with adjustable precision according to the present invention;

[0021] Figure 2 It is a structural diagram of the utility model;

[0022] Figure 3It is a structural diagram of the lower die base, bottom plate, lower die sleeve and upper die sleeve;

[0023] Figure 4 for Figure 3 Schematic diagram of the structure after installing the grinding die;

[0024] Figure 5 for Figure 4 Schematic diagram of the structure after installing the die seat;

[0025] Figure 6 It is a structural diagram of the upper die base and the punch body;

[0026] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0027] 1-upper die base, 2-lower die base, 3-trimming die, 4-punch body, 5-die body, 6-outer guide sleeve, 7-outer guide column, 8-die shifting ear, 101-inner guide column, 401-punch base, 402-pressing plate, 403-upper cushion column, 404-second positioning rib, 501-die base, 502-bottom plate, 503-lower die sleeve, 504-upper die sleeve, 505-cavity, 506-lower cushion column, 507-embedding port, 508-inner guide sleeve, 509-positioning rib, 510-positioning groove. DETAILED DESCRIPTION

[0028] The following will be combined with the accompanying 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0029] See also Figure 1-3 As shown, the utility model is a trimming die with adjustable precision, comprising an upper die base 1, a lower die base 2, a trimming die 3, a punch body 4 and a die body 5;

[0030] The die body 5 includes a die base 501 and a stacked fixed bottom plate 502, a lower die sleeve 503 and an upper die sleeve 504. The bottom plate 502 is fixed to the upper surface of the lower die base 2. The lower die sleeve 503 and the upper die sleeve 504 are both provided with a cavity 505. A plurality of bottom support columns 506 are fixed to the top of the bottom plate 502.

[0031] A forming cavity is provided at the top of the die base 501. The die base 501 is arranged in the cavity 505 of the lower die sleeve 503 and the upper die sleeve 504 and is fixed to the top of a plurality of lower support pillars 506. An inserting opening 507 is provided on the upper surface of the upper die sleeve 504 at the edge of the cavity 505. The trimming die 3 is inserted and fixed in the inserting opening 507 and is sleeved on the outside of the die base 501.

[0032] The punch body 4 includes a punch base 401 and a pressure plate 402. The punch body 4 is fixed to the lower surface of the upper die base 1. The pressure plate 402 is sleeved on the outside of the punch body 4. A plurality of upper pads 403 are fixed between the pressure plate 402 and the upper die sleeve 504. The bottom of the punch body 4 is provided with a molding area that cooperates with the molding cavity.

[0033] The upper surface of the upper die base 1 and the die base 501 are both provided with a lower curved surface, and the lower surface of the pressing plate 402 is provided with an upper curved surface that matches the lower curved surface;

[0034] Outer guide sleeves 6 are fixed through the four corners of the lower die base 2 , and outer guide posts 7 that cooperate with the outer guide sleeves 6 are fixed to the four corners of the upper die base 1 .

[0035] Among them Figure 1 and Figure 3-6 As shown, inner guide sleeves 508 are fixed at the four corners of the top of the lower mold sleeve 503, and through openings that cooperate with the inner guide sleeves 508 are provided at the four corners of the upper mold sleeve 504.

[0036] Among them Figure 1-6 As shown, inner guide pillars 101 are fixed at the four corners of the bottom surface of the upper mold base 1. The inner guide pillars 101 pass through the pressure plate 402. The inner guide pillars 101 are concentric with the inner guide sleeve 508 and slide in conjunction with each other.

[0037] Among them Figure 1 and Figure 3-5 As shown, the inner walls of the upper die sleeve 504 and the lower die sleeve 503 are both provided with a plurality of first positioning ribs 509 , and the peripheral side of the die base 501 is provided with a plurality of positioning grooves 510 that cooperate with the first positioning ribs 509 .

[0038] Among them Figure 1 and Figure 6 As shown, a plurality of second positioning ribs 404 are provided on the side surface of the punch seat 401 , and a positioning opening that cooperates with the second positioning ribs 404 is provided on the pressure plate 402 .

[0039] Among them Figure 1-6 As shown, mold transfer lugs 8 are fixed to both ends of the front and rear sides of the upper mold sleeve 504 and the lower mold sleeve 503.

[0040] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0041] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments do not describe all details in detail, nor do they limit the present invention to the specific embodiments described. Obviously, many modifications and variations are possible based on the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A trimming die with adjustable precision, comprising an upper die base (1) and a lower die base (2), characterized in that: It also includes a trimming die (3), a male die body (4) and a female die body (5); The die body (5) comprises a die base (501) and a stacked fixed bottom plate (502), a lower die sleeve (503) and an upper die sleeve (504); the bottom plate (502) is fixed to the upper surface of the lower die base (2); the lower die sleeve (503) and the upper die sleeve (504) are both provided with a cavity (505); and a plurality of lower pads (506) are fixed to the top of the bottom plate (502); A molding cavity is provided on the top of the die base (501), the die base (501) is arranged in the mold cavity (505) of the lower die sleeve (503) and the upper die sleeve (504) and fixed on the top of a plurality of lower cushion columns (506), an embedding opening (507) is provided on the upper surface of the upper die sleeve (504) at a position at the edge of the mold cavity (505), and the trimming die (3) is embedded and fixed in the embedding opening (507) and sleeved on the outside of the die base (501); The punch body (4) comprises a punch base (401) and a pressure plate (402), the punch body (4) is fixed to the lower surface of the upper die base (1), the pressure plate (402) is sleeved on the outside of the punch body (4), a plurality of upper cushion columns (403) are fixed between the pressure plate (402) and the upper die sleeve (504), and a molding area cooperating with the molding cavity is provided at the bottom of the punch body (4); The upper surfaces of the upper die seat (1) and the die seat (501) are both provided with lower curved surfaces, and the lower surface of the pressing plate (402) is provided with an upper curved surface that matches the lower curved surface; Outer guide sleeves (6) are fixed through the four corners of the lower die base (2), and outer guide pillars (7) that cooperate with the outer guide sleeves (6) are fixed to the four corners of the upper die base (1).

2. The trimming die with adjustable precision according to claim 1, characterized in that: Inner guide sleeves (508) are fixed at the four corners of the top of the lower mold sleeve (503), and through openings that cooperate with the inner guide sleeves (508) are provided at the four corners of the upper mold sleeve (504).

3. The trimming die with adjustable precision according to claim 2, characterized in that: Inner guide pillars (101) are fixed at the four corners of the bottom surface of the upper die seat (1), and the inner guide pillars (101) pass through the pressure plate (402). The inner guide pillars (101) and the inner guide sleeve (508) are concentric and slidably matched.

4. The trimming die with adjustable precision according to claim 1, characterized in that: The inner walls of the upper die sleeve (504) and the lower die sleeve (503) are both provided with a plurality of first positioning ribs (509), and the peripheral side surface of the die seat (501) is provided with a plurality of positioning grooves (510) that cooperate with the first positioning ribs (509).

5. The trimming die with adjustable precision according to claim 4, characterized in that: A plurality of second positioning ribs (404) are provided on the peripheral side surface of the punch seat (401), and a positioning opening cooperating with the second positioning ribs (404) is provided on the pressing plate (402).

6. The trimming die with adjustable precision according to claim 1, characterized in that: Both ends of the front and rear sides of the upper mold sleeve (504) and the lower mold sleeve (503) are fixed with mold transfer lugs (8).

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