Trimming die with multiple waste cutters

Abstract

The utility model discloses a trimming die with multiple waste cutters, and relates to the technical field of dies. The die comprises an upper die base, a lower die base, a male die mechanism and a female die mechanism, the male die mechanism comprises an upper die body and a lower die body which are connected in a stacked mode, the lower die body is fixed to the top of the lower die base, a lower trimming module is arranged on the peripheral side face of the lower die body, ejection mechanisms are arranged on the two sides in the male die mechanism, and the female die mechanism comprises an outer die sleeve and a forming female die. The forming female die is arranged in the outer die sleeve in a sliding mode, an upper trimming module is fixed to the position, located at the edge of the outer die sleeve, of the bottom of the outer die sleeve in an embedded mode, and the upper trimming module is located over the lower trimming module and is in clearance fit with the lower trimming module. Through the design of the novel mold, the functions of punch forming, slitter edge cutting and trimming, hole opening and product demolding can be synchronously achieved, product machining is integrated, the product machining efficiency can be greatly improved, product procedures and mold use are reduced, and cost is reduced.

Description

Technical Field

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

[0002] For the processing of existing molded products, molding molds are generally used to form preliminary finished products. Subsequently, in order to improve product quality, molds are needed to cut and trim the waste edges of the preliminary finished products. At the same time, molds are needed to perform hole opening operations on the products. The entire processing process requires multiple molds and multiple stamping processes, which is not conducive to operation, has low processing efficiency, and the relatively large amount of mold usage affects costs. Summary of the Invention

[0003] The purpose of the utility model is to provide a trimming die with multiple waste cutters. Through the design of the new die, the functions of stamping, waste edge cutting and trimming, hole opening and product demoulding can be performed simultaneously, integrating product processing into one, which can greatly improve product processing efficiency, reduce product processes and mold usage, and reduce costs.

[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 multiple waste cutters, comprising an upper die base, a lower die base, a punch mechanism and a die mechanism;

[0006] The punch mechanism includes an upper mold body and a lower mold body that are stacked and connected. The lower mold body is fixed to the top of the lower mold base and has a lower trimming module on its side. Both sides of the punch mechanism are provided with ejection mechanisms.

[0007] The die mechanism includes an outer die sleeve and a forming die, the forming die is slidably arranged in the outer die sleeve, an upper trimming module is embedded and fixed at the bottom of the outer die sleeve and at the edge of the outer die sleeve, and the upper trimming module is located directly above the lower trimming module and has a clearance fit with the lower trimming module;

[0008] The bottom surface of the upper die seat is fixed with a mounting seat that is clearance-matched with the outer die sleeve, and the bottom of the mounting seat is fixed with a plurality of guide sleeves, a nitrogen spring and a hole-opening ejector rod, the bottom end of the nitrogen spring is fixed to the top of the forming die, and the top of the forming die is fixed with a guide rod that is slidingly matched with the guide sleeve, and the hole-opening ejector rod passes through the forming die and is slidingly matched with the forming die;

[0009] A set of guide pillars are fixed on both sides of the top of the lower die base, and sleeves that match the guide pillars are fixed on both sides of the outer die sleeve;

[0010] The bottom of the lower mold base is fixed with a base through several support plates, and the upper mold body and the lower mold body are provided with several discharge grooves. The open hole lower mold is fixed in the discharge groove of the upper mold body, and the top of the base and the position opposite to the discharge groove are movably connected with a receiving bin.

[0011] Furthermore, the upper trimming module and the lower trimming module are both composed of a plurality of submodules, and the connecting surface between two adjacent submodules is a bevel surface or a wedge surface.

[0012] Furthermore, a group of clearance openings are provided on the lower mold body and the upper mold body, and the clearance openings are through-opening structures, and the ejection mechanism is fixed in the clearance openings of the lower mold body and the upper mold body.

[0013] Furthermore, a plurality of positioning pieces are fixed on the top of the upper die base and located outside the punch mechanism, and a positioning recess that cooperates with the positioning pieces is provided at the bottom of the upper trimming module.

[0014] Furthermore, a waste edge guide plate is fixed obliquely between two adjacent positioning members, and the waste edge guide plates on the front and rear sides of the upper die base are distributed in an eight-shaped shape.

[0015] Furthermore, lower anti-collision columns are fixed on both sides of the top of the lower mold base, and upper anti-collision columns concentric with the lower anti-collision columns are fixed on both sides of the outer mold sleeve.

[0016] 1. The utility model has the following beneficial effects:

[0017] 2. The utility model can simultaneously perform the functions of stamping, waste edge cutting and trimming, hole opening and product demoulding through the design of a new mold, integrating product processing into one, which can greatly improve product processing efficiency, reduce product processes and mold usage, and reduce costs.

[0018] 3. The utility model is designed with detachable upper trimming module, lower trimming module and punch mechanism, which can quickly replace each module when processing different products with a certain specification range and structural differences, greatly improving the applicability of the mold.

[0019] 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

[0020] 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.

[0021] Figure 1This is an exploded view of the structure of a trimming die with multiple waste cutters according to the present invention;

[0022] Figure 2 for Figure 1 A partial enlarged view of point A in the middle;

[0023] Figure 3 It is a structural diagram of the lower die base, lower die body, ejection mechanism and lower trimming module;

[0024] Figure 4 Schematic diagram of the structure of the upper die base;

[0025] Figure 5 Schematic diagram of the structure of the outer mold sleeve;

[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-punch mechanism, 4-die mechanism, 5-lower trimming module, 6-ejection mechanism, 7-upper trimming module, 8-guide column, 9-sleeve, 10-material receiving bin, 11-positioning part, 12-waste edge guide plate, 101-mounting seat, 102-guide sleeve, 103-nitrogen spring, 104-opening ejector rod, 105-guide rod, 201-support plate, 202-base, 203-lower anti-collision column, 301-lower die body, 302-upper die body, 303-discharge chute, 304-opening lower die, 305-allowance port, 401-outer die sleeve, 402-forming die, 403-upper anti-collision column, 701-positioning depression. 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 1-5 As shown, the utility model is a trimming die with multiple waste cutters, comprising an upper die base 1, a lower die base 2, a punch mechanism 3 and a die mechanism 4;

[0030] The punch mechanism 3 includes an upper mold body 302 and a lower mold body 301 connected in a stacked manner. The lower mold body 301 is fixed to the top of the lower mold base 2 and is provided with a lower trimming module 5 on the side surface. Both sides of the punch mechanism 3 are provided with an ejection mechanism 6.

[0031] The die mechanism 4 includes an outer die sleeve 401 and a forming die 402. The forming die 402 is slidably arranged in the outer die sleeve 401. An upper trimming module 7 is embedded and fixed at the bottom of the outer die sleeve 401 and at the edge of the outer die sleeve 401. The upper trimming module 7 is located directly above the lower trimming module 5 and has a clearance fit with the lower trimming module 5.

[0032] A mounting seat 101 is fixed to the bottom surface of the upper die base 1, which is in clearance fit with the outer die sleeve 401. A plurality of guide sleeves 102, a nitrogen spring 103, and a hole ejector pin 104 are fixed to the bottom of the mounting seat 101. The bottom end of the nitrogen spring 103 is fixed to the top of the forming die 402. A guide pin 105 is fixed to the top of the forming die 402, which is in sliding fit with the guide sleeve 102. The hole ejector pin 104 passes through the forming die 402 and is in sliding fit with the forming die 402.

[0033] A set of guide pillars 8 are fixed on both sides of the top of the lower mold base 2, and sleeves 9 that cooperate with the guide pillars 8 are fixed on both sides of the outer mold sleeve 401;

[0034] A base 202 is fixed to the bottom of the lower mold base 2 through several support plates 201, and several discharge grooves 303 are provided on the upper mold body 302 and the lower mold body 301. An open lower mold 304 is fixed in the discharge groove 303 of the upper mold body 302, and a material receiving bin 10 is movably connected to the top of the base 202 and at a position opposite to the discharge groove 303.

[0035] Among them Figure 1 、 Figure 3 and Figure 5 As shown, the upper trimming module 7 and the lower trimming module 5 are both composed of a plurality of submodules, and the connecting surface between two adjacent submodules is a bevel surface or a wedge surface.

[0036] Among them Figure 1 and Figure 3 As shown, a set of clearance openings 305 are provided on the lower mold body 301 and the upper mold body 302 . The clearance openings 305 are through-opening structures, and the ejection mechanism 6 is fixed in the clearance openings 305 of the lower mold body 301 and the upper mold body 302 .

[0037] Among them Figure 1 and Figure 3 As shown, a plurality of positioning members 11 are fixed on the top of the upper die base 1 and located outside the punch mechanism 3 , and a positioning recess 701 cooperating with the positioning member 11 is provided at the bottom of the upper trimming module 7 .

[0038] Among them Figure 1 As shown, a waste edge guide plate 12 is fixed obliquely between two adjacent positioning members 11 , and the waste edge guide plates 12 on the front and rear sides of the upper die base 1 are distributed in an eight-shaped pattern.

[0039] Among them Figure 1 、 Figure 3 and Figure 5As shown, lower anti-collision columns 203 are fixed on both sides of the top of the lower mold base 2, and upper anti-collision columns 403 concentric with the lower anti-collision columns 203 are fixed on both sides of the outer mold sleeve 401.

[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 multiple waste cutters, characterized by: It includes an upper die base (1), a lower die base (2), a punch mechanism (3) and a die mechanism (4); The punch mechanism (3) comprises an upper mold body (302) and a lower mold body (301) connected in a stacked manner, the lower mold body (301) being fixed to the top of the lower mold base (2) and having a lower trimming module (5) provided on the circumferential side surface, and ejection mechanisms (6) being provided on both sides of the punch mechanism (3); The die mechanism (4) comprises an outer die sleeve (401) and a forming die (402), wherein the forming die (402) is slidably arranged in the outer die sleeve (401), and an upper trimming module (7) is embedded and fixed at the bottom of the outer die sleeve (401) and at the edge of the outer die sleeve (401), and the upper trimming module (7) is located directly above the lower trimming module (5) and is clearance-matched with the lower trimming module (5); The bottom surface of the upper die seat (1) is fixed with a mounting seat (101) that is clearance-matched with the outer die sleeve (401); the bottom of the mounting seat (101) is fixed with a plurality of guide sleeves (102), a nitrogen spring (103) and a hole-opening ejector rod (104); the bottom end of the nitrogen spring (103) is fixed to the top of the forming die (402); the top of the forming die (402) is fixed with a guide rod (105) that is slidingly matched with the guide sleeve (102); the hole-opening ejector rod (104) passes through the forming die (402) and is slidingly matched with the forming die (402); A set of guide pillars (8) are fixed on both sides of the top of the lower die base (2), and sleeves (9) that cooperate with the guide pillars (8) are fixed on both sides of the outer die sleeve (401); The bottom of the lower die base (2) is fixed with a base (202) via a plurality of support plates (201); the upper die body (302) and the lower die body (301) are provided with a plurality of discharge grooves (303); a hole-perforated lower die (304) is fixed in the discharge groove (303) of the upper die body (302); and a material receiving bin (10) is movably connected to the top of the base (202) and at a position opposite to the discharge groove (303).

2. A trimming die with multiple waste cutters according to claim 1, characterized in that: The upper trimming module (7) and the lower trimming module (5) are both composed of a plurality of submodules, and the connecting surface between two adjacent submodules is a bevel surface or a wedge surface.

3. The trimming die with multiple waste cutters according to claim 1, characterized in that: A set of clearance openings (305) are provided on the lower mold body (301) and the upper mold body (302). The clearance openings (305) are through-opening structures. The ejection mechanism (6) is fixed in the clearance openings (305) of the lower mold body (301) and the upper mold body (302).

4. A trimming die with multiple waste cutters according to claim 1, characterized in that: A plurality of positioning members (11) are fixed on the top of the upper die seat (1) and located outside the punch mechanism (3), and a positioning recess (701) cooperating with the positioning members (11) is provided at the bottom of the upper trimming module (7).

5. A trimming die with multiple waste cutters according to claim 4, characterized in that: A waste edge guide plate (12) is fixed obliquely between two adjacent positioning members (11), and the waste edge guide plates (12) on the front and rear sides of the upper die base (1) are distributed in an eight-shaped pattern.

6. The trimming die with multiple waste cutters according to claim 1, characterized in that: Lower anti-collision columns (203) are fixed on both sides of the top of the lower mold base (2), and upper anti-collision columns (403) concentric with the lower anti-collision columns (203) are fixed on both sides of the outer mold sleeve (401).

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