Insert type hardware mold

Abstract

The utility model discloses an insert type hardware die which comprises a knife back and a die frame located below the knife back, a detachable insert is arranged on the die frame, an upper die fixing plate and a lower die fixing plate are arranged above and below the insert respectively, a product can pass through the interior of the insert, and the knife back is used for punching the product. The mold has the beneficial effects that the insert can be replaced or adjusted according to actual requirements so as to meet the processing requirements of different products, so that the structure of the mold can be flexibly adjusted, the cost of the mold is reduced, and the maintainability of the mold is improved. And meanwhile, the insert is replaced to be used for machining products of different shapes and sizes, production of different products can be achieved on the same die, the production efficiency of the products is finally improved, and the market competitiveness of the products is improved.

Description

Technical Field

[0001] The present application belongs to the field of hardware moulds, and in particular to an insert type hardware mould. Background Art

[0002] Hardware molds are important tools for producing and processing die-cut products. At present, most hardware molds in the prior art adopt an integral structure, that is, the entire mold is made at one time. However, the manufacturing and maintenance costs of such integral structure molds are high, and they are not flexible enough. In addition, the integral hardware mold has a long manufacturing cycle from design to finished product, and the development cost of the integral hardware mold is high. There is a risk of design changes in the sample product, which may lead to the inability to use the hardware mold. In addition, the integral hardware mold is prone to waste not being discharged and poor dimensional stability. Summary of the invention

[0003] The purpose of this application is to propose an insert type hardware mold to solve the above technical problems.

[0004] A block-type hardware mold comprises a knife back and a mold frame located below the knife back. A detachable block is arranged on the mold frame. An upper mold fixing plate and a lower mold fixing plate are respectively arranged above and below the block. The product can pass through the inside of the block. The knife back is used to punch and cut the product.

[0005] The beneficial effect is that the inserts can be replaced or adjusted according to actual needs to meet the processing requirements of different products, so that the structure of the mold can be flexibly adjusted, the cost of the mold can be reduced, and the maintainability of the mold can be improved. At the same time, by replacing the inserts, it can be used to process products of different shapes and sizes, and different products can be produced on the same mold, ultimately improving product production efficiency and enhancing product market competitiveness.

[0006] Preferably, the lower mold fixing plate is fixedly connected to the mold frame, the insert is detachably connected to the lower mold fixing plate, and the upper mold fixing plate is fixedly connected to the insert.

[0007] The beneficial effect is that the upper mold fixing plate and the lower mold fixing plate respectively provide upper and lower direction limit for the insert to strengthen the fixation of the insert.

[0008] Preferably, the insert includes an upper replacement plate and a lower replacement plate which are arranged in sequence from top to bottom, and a gap is arranged between the upper replacement plate and the lower replacement plate for the product to pass through.

[0009] Preferably, punching holes are respectively provided on both sides of the knife back, and punches can be inserted into the punching holes. Positioning holes and positioning columns are respectively provided on the side of the knife back close to the punching holes.

[0010] Preferably, the upper mold fixing plate includes upper mold locating pins, and the upper mold locating pins are respectively arranged at four corners of the upper mold fixing plate.

[0011] Preferably, the lower mold fixing plate includes

[0012] The lower die positioning pins correspond to the upper die positioning pins and are arranged at the four corners of the lower die fixing plate;

[0013] A hollow portion is formed by hollowing out the middle portion of the lower mold fixing plate.

[0014] The beneficial effect is that the hollow part is provided to facilitate waste collection.

[0015] Preferably, the upper replacement plate comprises

[0016] Upper limit blocks, which are fixedly connected to both sides of the upper replacement plate and are used to limit the side positions of products passing through them;

[0017] An upper guide needle, which is arranged on one side of the upper limit block;

[0018] The upper punch teeth are arranged on the inner side of the upper limit block, and the upper punch teeth can be penetrated by the punch.

[0019] The beneficial effect is that the upper guide needle is mainly used to accurately guide the material strip before the mold is made.

[0020] Preferably, the lower replacement plate comprises

[0021] The lower limit block is fixedly connected to both sides of the lower replacement plate and is used to limit the side of the product passing through it;

[0022] A lower guide needle, which is arranged on one side of the lower limit block;

[0023] The lower punch teeth are arranged on the inner side of the lower limit block, and the lower punch teeth can be penetrated by the punch.

[0024] The beneficial effect is that the lower guide needle is mainly used to accurately guide the material strip before the mold is made.

[0025] Preferably, the mold frame comprises

[0026] Blanking port, located in the middle of the die frame, is used to discharge waste after punching;

[0027] The slopes are arranged around the blanking openings;

[0028] Reinforcement ribs are located in the middle of several blanking openings.

[0029] The beneficial effects are: the waste material after punching can be discharged through the blanking port, and the reinforcing ribs are arranged to improve the strength and rigidity of the mold frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the specific implementation methods of the present application or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0031] Figure 1 This is a simplified structural view of the first embodiment of the present application.

[0032] Figure 2 for Figure 1 Top view of the middle blade.

[0033] Figure 3 for Figure 1 Top view of the middle and upper mold fixing plate.

[0034] Figure 4 for Figure 1 Top view of the middle and lower mold fixing plates.

[0035] Figure 5 for Figure 1 Top view of the center mold frame.

[0036] Figure 6 for Figure 1 Top view of the upper center replacement plate.

[0037] Figure 7 for Figure 1 Top view of the lower center replacement plate.

[0038] Description of the reference numerals in the accompanying drawings:

[0039] 1. Blade back; 2. Insert; 3. Upper die fixing plate; 4. Lower die fixing plate; 5. Gap; 6. Die frame; 7. Upper replacement plate; 8. Lower replacement plate; 11. Punching; 12. Positioning hole; 13. Positioning column; 31. Upper die positioning pin; 41. Lower die positioning pin; 42. Hollow part; 61. Blanking port; 62. Slope; 63. Reinforcement rib; 71. Upper limit block; 72. Upper guide pin; 73. Upper punching tooth; 81. Lower limit block; 82. Lower guide pin; 83. Lower punching tooth; DETAILED DESCRIPTION

[0040] In order to make the purpose, technical solutions and advantages of the present application clearer, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are part of the embodiments of the present application, rather than all of the embodiments, and are only used to explain the present application, and are not used to limit the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the present application.

[0041] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "inside", "outside", "two ends", "both sides", "bottom", "top" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred elements must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limitations on the present application. In addition, the terms "first", "second", "superior", "inferior", "primary", "secondary" and the like are only used for descriptive purposes and can be simply used to more clearly distinguish different components, but cannot be understood as indicating or implying relative importance.

[0042] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, or the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0043] like Figures 1 to 7 As shown in Example 1 of this application:

[0044] A block-type hardware mold includes a knife back 1 and a mold frame 6 located below the knife back 1. A detachable insert 2 is arranged on the mold frame 6. An upper mold fixing plate 3 and a lower mold fixing plate 4 are respectively arranged above and below the insert 2. The product can pass through the inside of the insert 2. The knife back 1 is used to punch the product.

[0045] --In this embodiment, the insert 2 can be disassembled and replaced.

[0046] --The lower mold fixing plate 4 is fixedly connected to the mold frame 6, the insert 2 is detachably connected to the lower mold fixing plate 4, and the upper mold fixing plate 3 is fixedly connected to the insert 2.

[0047] The upper mold fixing plate 3 and the lower mold fixing plate 4 respectively provide upper and lower limit positions for the insert 2 to strengthen the fixation of the insert 2 .

[0048] The insert 2 includes an upper replacement plate 7 and a lower replacement plate 8 which are arranged in sequence from top to bottom, and a gap 5 is arranged between the upper replacement plate 7 and the lower replacement plate 8 for the product to pass through.

[0049] -- Punching holes 11 are respectively arranged on both sides of the knife back 1, and a punch can be inserted into the punching holes 11. A positioning hole 12 and a positioning column 13 are respectively arranged on one side of the knife back 1 close to the punching holes 11.

[0050] The upper die fixing plate 3 includes upper die positioning pins 31 , which are respectively arranged at four corners of the upper die fixing plate 3 .

[0051] --Lower die fixing plate 4 includes

[0052] Lower die positioning pins 41, which correspond to the positions of the upper die positioning pins 31 and are arranged at four corners of the lower die fixing plate 4;

[0053] A hollow portion 42 , wherein the middle portion of the lower mold fixing plate 4 is hollowed out to form a hollow portion 42 .

[0054] A hollow portion 42 is provided to facilitate waste collection.

[0055] -- Upper replacement plate 7 includes

[0056] Upper limit blocks 71, which are fixedly connected to both sides of the upper replacement plate 7 and are used to limit the side positions of the products passing through them;

[0057] An upper guide needle 72, which is arranged on one side of the upper limit block 71;

[0058] The upper punching teeth 73 are arranged on the inner side of the upper limit block 71 , and the upper punching teeth 73 can be penetrated by the punch.

[0059] The upper guide needle 72 is mainly used to accurately guide the material strip before the mold is made.

[0060] --Lower replacement board 8 includes

[0061] Lower limit blocks 81, which are fixedly connected to both sides of the lower replacement plate 8 and are used to limit the side edges of the products passing through them;

[0062] A lower guide needle 82, which is arranged on one side of the lower limit block 81;

[0063] The lower punch teeth 83 are arranged on the inner side of the lower limit block 81 , and the lower punch teeth 83 can be penetrated by the punch.

[0064] The lower guide needle 82 is mainly used to accurately guide the material strip before the mold is made.

[0065] --Mold frame 6 includes

[0066] A blanking port 61 is located in the middle of the die frame 6 and is used for discharging waste after punching;

[0067] The slopes 62 are respectively arranged around the blanking openings 61;

[0068] The reinforcing ribs 63 are located in the middle of the plurality of blanking openings 61 .

[0069] The waste material after punching can be discharged through the blanking port 61 , and the reinforcing ribs 63 are provided to improve the strength and rigidity of the mold frame 6 .

[0070] --It should also be noted that when the hardware mold is in operation, the lower mold fixing plate 4 is first installed and fixed on the mold frame 6, and then the lower replacement plate 8 and the upper replacement plate 7 are installed and fixed on the lower mold fixing plate 4 in turn, and finally the upper mold fixing plate 3 is fixed and installed on the upper replacement plate 7. The product passes through the gap between the upper replacement plate 7 and the lower replacement plate 8. A punch is installed on the knife back 1, and the knife back 1 moves in a direction close to the mold frame 6 for punching. The waste generated during punching is discharged through the blanking port 61. After punching is completed, the knife back 1 moves in a direction away from the mold frame 6 for reset.

[0071] The above are only some embodiments of the present application, which are only used to illustrate the technical solution of the present application, rather than to limit it. It should be understood that, for those skilled in the art, without departing from the creative concept of the present application, it is possible to improve or replace it according to the above description, and all these improvements and replacements should belong to the protection scope of the claims attached to the present application. In this case, all details can be replaced by equivalent elements, and the materials, shapes and sizes can also be arbitrary.

Claims

1. A block-type hardware mold, comprising a knife back (1) and a mold frame (6) located below the knife back, characterized in that: The mold frame (6) is provided with a detachable insert (2), and an upper mold fixing plate (3) and a lower mold fixing plate (4) are respectively provided above and below the insert (2); the product can pass through the inside of the insert (2), and the knife back (1) is used to punch the product.

2. The insert type hardware mold according to claim 1, characterized in that: The lower mold fixing plate (4) is fixedly connected to the mold frame (6), the insert (2) is detachably connected to the lower mold fixing plate (4), and the upper mold fixing plate (3) is fixedly connected to the insert (2).

3. The insert type hardware mold according to claim 2, characterized in that: The insert (2) comprises an upper replacement plate (7) and a lower replacement plate (8) which are arranged in sequence from top to bottom, and a gap (5) for products to pass through is arranged between the upper replacement plate (7) and the lower replacement plate (8).

4. The insert type hardware mold according to claim 1, characterized in that: Punching holes (11) are respectively arranged on both sides of the knife back (1), and a punch can be inserted into the punching hole (11). A positioning hole (12) and a positioning column (13) are respectively arranged on one side of the knife back (1) close to the punching hole (11).

5. The insert type hardware mold according to claim 1, characterized in that: The upper die fixing plate (3) comprises upper die positioning pins (31), and the upper die positioning pins (31) are respectively arranged at four corners of the upper die fixing plate (3).

6. The insert type hardware mold according to claim 5, characterized in that: The lower mold fixing plate (4) comprises Lower die positioning pins (41), the lower die positioning pins (41) corresponding to the positions of the upper die positioning pins (31), and arranged at four corners of the lower die fixing plate (4); A hollow portion (42), wherein the middle portion of the lower mold fixing plate (4) is hollowed out to form the hollow portion (42).

7. The insert type hardware mold according to claim 3, characterized in that: The upper replacement plate (7) comprises Upper limit blocks (71), the upper limit blocks (71) are fixedly connected to both sides of the upper replacement plate (7) and are used to limit the side positions of products passing through the upper limit blocks (71); An upper guide needle (72), wherein the upper guide needle (72) is arranged on one side of the upper limit block (71); An upper punching tooth (73) is arranged on the inner side of the upper limit block (71), and the upper punching tooth (73) can be penetrated by a punch.

8. The insert type hardware mold according to claim 3, characterized in that: The lower replacement plate (8) comprises A lower limit block (81), the lower limit block (81) is fixedly connected to both sides of the lower replacement plate (8) and is used to limit the side of the product passing through it; A lower guide needle (82), wherein the lower guide needle (82) is arranged on one side of the lower limit block (81); A lower punch tooth (83), wherein the lower punch tooth (83) is arranged in the inner side direction of the lower limit block (81), and the lower punch tooth (83) can be penetrated by a punch.

9. The insert type hardware mold according to claim 1, characterized in that: The mold frame (6) comprises A blanking port (61), the blanking port (61) being located in the middle of the mold frame (6), and the blanking port (61) being used for discharging waste after punching; Slopes (62), the slopes (62) are respectively arranged around the blanking openings (61); The reinforcing ribs (63) are located in the middle of the plurality of blanking openings (61).

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