Film material punching cutting die

Abstract

The utility model discloses a film material punching cutting die which comprises an upper die base, a tool apron, a pressing plate and a lower die base which are sequentially arranged from top to bottom, the upper die base and the lower die base are fixedly arranged, the tool apron is connected with the upper die base in a lifting mode, the pressing plate is connected with the tool apron in a lifting mode, and the pressing plate is connected with the tool apron in a lifting mode. A gap for a film material to penetrate through is formed between the pressing plate and the lower die base. The upper die base is provided with a driving assembly used for driving the tool apron to ascend and descend. The die further comprises a plurality of cutter units detachably and fixedly connected with the cutter holder, and gaps allowing the cutter units to penetrate through are formed in the pressing plate and the lower die holder. The film material punching cutting die is reasonable in design, the cutter units which are high in use frequency can be replaced, the cutter units which are not used do not need to be replaced, and therefore the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of knife dies, in particular to a film material punching knife die. Background Art

[0002] Punching dies are used to cut film materials into the required shape. The tool is assembled according to the shape of the product. Currently, the tool is usually installed as a whole on the die base. The part that is used more frequently is more prone to wear, while the unused part does not wear. When the tool is worn, it can only be replaced as a whole, which causes waste of the unworn part.

[0003] Therefore, it is necessary to improve the film material punching die in the prior art. Utility Model Content

[0004] The purpose of the utility model is to overcome the defects in the prior art and provide a film material punching die, which can replace the frequently used tool units separately, and the unused tool units do not need to be replaced, thereby reducing production costs.

[0005] In order to achieve the above-mentioned technical effects, the technical solution of the present invention is: a film material punching die, comprising an upper die base, a knife base, a pressure plate and a lower die base arranged in sequence from top to bottom, the upper die base and the lower die base are fixed, the knife base is connected to the upper die base for lifting and lowering, the pressure plate is connected to the knife base for lifting and lowering, and a gap is provided between the pressure plate and the lower die base for the film material to pass through; the upper die base is provided with a driving assembly for driving the knife base to lift and lower; and it also includes a plurality of tool units that are detachably fixedly connected to the knife base, and the pressure plate and the lower die base are provided with gaps for the tool units to pass through.

[0006] A preferred technical solution is that the tool holder is provided with a slit for the tool unit to pass through, and the side wall of the tool unit is arranged to fit the side wall of the slit.

[0007] The preferred technical solution is that the side wall of the slit is provided with a plurality of mounting grooves, the mounting grooves correspond one-to-one to the tool units, and a fixing component for fixing the tool unit in the slit is provided between the mounting grooves and the tool unit.

[0008] The preferred technical solution is that the fixing assembly includes a latch, a limiting boss fixedly arranged at one end of the latch, and a limiting pin slidably connected to the other end of the latch, and the sliding direction of the limiting pin is parallel to the axial direction of the latch; the side wall of the mounting groove is provided with a limiting hole that is limitedly matched with the limiting boss and the limiting pin; the tool unit is fitted with the latch sleeve.

[0009] A preferred technical solution is that the latch is provided with a sliding groove, the limiting pin is slidably arranged in the sliding groove, and a compression spring is sandwiched between the bottom of the sliding groove and the limiting pin.

[0010] A preferred technical solution is that a through hole is provided on the side wall of the latch, and the limit pin is provided with a handle for facilitating its sliding, the handle is passed through the through hole, and the handle is provided outside the latch.

[0011] A preferred technical solution is to further include a limiting component for limiting the tool unit to a vertical state.

[0012] The preferred technical solution is that the limiting assembly includes a bolt and a clamping block fixedly set at the end of the bolt, several tool units are clamped one by one, and the clamping block is clamped against the tool unit at the end; the side wall of the tool holder is provided with a threaded hole, and the bolt is threadedly connected to the threaded hole.

[0013] A preferred technical solution is that the driving assembly includes a cylinder, a cylinder body of the cylinder is fixedly connected to the upper die base, and a piston rod of the cylinder is fixedly connected to the tool holder.

[0014] A preferred technical solution is that a spring is sandwiched between the knife seat and the pressure plate.

[0015] The advantages and beneficial effects of the present invention are that the film material punching die structure of the present invention is reasonable. By setting the overall tool into several tool units, when a tool unit with a higher frequency of use is worn, only the current tool unit needs to be replaced, and the remaining tool units do not need to be replaced, thereby reducing production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of an embodiment of a film material punching die of the utility model;

[0017] Figure 2 yes Figure 1 Exploded diagram of (omitting the lower die base);

[0018] Figure 3 It is a structural diagram of the knife holder;

[0019] Figure 4 yes Figure 3 Explosion diagram of

[0020] Figure 5 It is a structural diagram of the fixed component;

[0021] Figure 6 yes Figure 5 Explosion diagram of

[0022] In the figure: 1. Upper die base; 2. Tool holder; 21. Through slit; 22. Mounting slot; 23. Limiting hole; 24. Threaded hole; 3. Pressing plate; 4. Lower die base; 41. Slit; 5. Tool unit; 6. Latch; 61. Limiting boss; 62. Limiting pin; 63. Slide groove; 64. Compression spring; 65. Through hole; 66. Handle; 7. Bolt; 71. Tightening block; 8. Cylinder; 9. Spring. DETAILED DESCRIPTION

[0023] The following embodiments are used to further describe the specific embodiments of the present invention in conjunction with the accompanying drawings and examples. The following embodiments are only used to more clearly illustrate the technical solutions of the present invention and are not intended to limit the scope of protection of the present invention.

[0024] In the description of this utility model, it should be understood that the terms "upper," "lower," "front," "back," "left," "right," "horizontal," "vertical," "top," and "outer" and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations of this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance. Example

[0025] like Figure 1-6 As shown, the film material punching die of the embodiment includes an upper die base 1, a knife base 2, a pressure plate 3 and a lower die base 4 which are arranged in sequence from top to bottom, the upper die base 1 and the lower die base 4 are fixed, the knife base 2 is connected to the upper die base 1 for lifting, the pressure plate 3 is connected to the knife base 2 for lifting, and a gap is provided between the pressure plate 3 and the lower die base 4 for the film material to pass through; the upper die base 1 is provided with a driving assembly for driving the knife base 2 to lift; and also includes a plurality of tool units 5 which are detachably fixedly connected to the knife base 2, and the pressure plate 3 and the lower die base 4 are provided with a gap 41 for the tool unit 5 to pass through.

[0026] With such a design, the overall tool is divided into several tool units 5. When a tool unit with a higher frequency of use is worn out, only the current tool unit needs to be replaced, and the remaining tool units do not need to be replaced, thereby reducing production costs.

[0027] Specifically, the tool holder 2 is provided with a through-slit 21 for the tool unit 5 to pass through, and the side wall of the tool unit 5 is arranged to fit with the side wall of the through-slit 21 .

[0028] Through such a design, the purpose of limiting the position of the tool unit 5 in the Y-axis direction is achieved.

[0029] Specifically, a plurality of mounting grooves 22 are provided on the side wall of the through slot 21 , and the mounting grooves 22 correspond to the tool units 5 one by one. A fixing assembly for fixing the tool unit 5 in the through slot 21 is provided between the mounting grooves 22 and the tool units 5 .

[0030] Through such a design, the purpose of limiting the position of the tool unit 5 in the Z-axis direction is achieved.

[0031] Specifically, the fixing assembly includes a latch 6, a limiting boss 61 fixedly arranged at one end of the latch 6, and a limiting pin 62 slidably connected to the other end of the latch 6, and the sliding direction of the limiting pin 62 is parallel to the axial direction of the latch 6; the side wall of the mounting groove 22 is provided with a limiting hole 23 that is limited and matched with the limiting boss 61 and the limiting pin 62; the tool unit 5 is sleeved and matched with the latch 6.

[0032] With such a design, the locking pin 62 is separated from or sunk into the limiting hole 23 , thereby achieving the pulling out or fixing of the latch 6 .

[0033] Specifically, the latch 6 is provided with a sliding groove 63 , the limiting pin 62 is slidably provided in the sliding groove 63 , and a compression spring 64 is sandwiched between the bottom of the sliding groove 63 and the limiting pin 62 .

[0034] With such a design, under the action of the compression spring 64 , the limiting pin 62 can be limited in the limiting hole 23 .

[0035] Specifically, a through hole 65 is provided on the side wall of the latch 6 , and a handle 66 is provided on the limiting pin 62 for facilitating its sliding. The handle 66 is passed through the through hole 65 and is provided outside the latch 6 .

[0036] This design makes it easy for the operator to adjust the position of the limit pin 62 and pull out the latch 6.

[0037] Specifically, it also includes a limiting component for limiting the tool unit 5 to a vertical state.

[0038] Through such a design, the purpose of limiting the position of the tool unit 5 in the X-axis direction is achieved.

[0039] Specifically, the limiting assembly includes a bolt 7, a clamping block 71 fixedly set at the end of the bolt 7, and several of the tool units 5 are clamped one by one, and the clamping block 71 is clamped against the tool unit 5 at the end; the side wall of the tool holder 2 is provided with a threaded hole 24, and the bolt 7 is threadedly connected to the threaded hole 24.

[0040] Such a design also prevents the tool unit 5 from rotating.

[0041] Specifically, the driving assembly includes a cylinder 8 , a cylinder body of the cylinder 8 is fixedly connected to the upper die base 1 , and a piston rod of the cylinder 8 is fixedly connected to the tool holder 2 .

[0042] Specifically, a spring 9 is sandwiched between the knife seat 2 and the pressure plate 3 .

[0043] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as within the scope of protection of the present invention.

Claims

1. A film material punching die, characterized in that: The present invention comprises an upper die base (1), a knife base (2), a pressure plate (3) and a lower die base (4) which are arranged in sequence from top to bottom, wherein the upper die base (1) and the lower die base (4) are fixedly arranged, the knife base (2) is connected to the upper die base (1) in a lifting manner, the pressure plate (3) is connected to the knife base (2) in a lifting manner, and a gap is provided between the pressure plate (3) and the lower die base (4) for the film material to pass through; the upper die base (1) is provided with a driving component for driving the knife base (2) to rise and fall; and further comprises a plurality of tool units (5) which are detachably fixedly connected to the knife base (2), the pressure plate ( 3) and the lower die base (4) are provided with a slit (41) for the tool unit (5) to pass through; the tool base (2) is provided with a through slit (21) for the tool unit (5) to pass through, and the side wall of the tool unit (5) is arranged to fit the side wall of the through slit (21); the side wall of the through slit (21) is provided with a plurality of mounting grooves (22), the mounting grooves (22) and the tool unit (5) corresponding one to one, and a fixing component for fixing the tool unit (5) in the through slit (21) is provided between the mounting groove (22) and the tool unit (5).

2. The film material punching die according to claim 1, characterized in that: The fixing assembly comprises a latch (6), a limiting boss (61) fixedly arranged at one end of the latch (6), and a limiting pin (62) slidably connected to the other end of the latch (6), wherein the sliding direction of the limiting pin (62) is parallel to the axial centerline direction of the latch (6); a limiting hole (23) is provided on the side wall of the mounting groove (22) for limiting cooperation with the limiting boss (61) and the limiting pin (62); and the tool unit (5) is sleeved and cooperated with the latch (6).

3. The film material punching die according to claim 2, characterized in that: The latch (6) is provided with a sliding groove (63), the limiting pin (62) is slidably arranged in the sliding groove (63), and a compression spring (64) is clamped between the bottom of the sliding groove (63) and the limiting pin (62).

4. The film material punching die according to claim 3, characterized in that: The side wall of the latch (6) is provided with a through hole (65), and the limiting pin (62) is provided with a handle (66) for facilitating its sliding, wherein the handle (66) is passed through the through hole (65) and is arranged outside the latch (6).

5. The film material punching die according to claim 4, characterized in that: It also includes a limiting component for limiting the tool unit (5) to a vertical state.

6. The film material punching die according to claim 5, characterized in that: The limiting assembly includes a bolt (7), a pressing block (71) fixedly arranged at the end of the bolt (7), a plurality of the tool units (5) are pressed against each other, and the pressing block (71) is pressed against the tool unit (5) at the end; a threaded hole (24) is provided on the side wall of the tool holder (2), and the bolt (7) is threadedly connected to the threaded hole (24).

7. The film material punching die according to claim 1, characterized in that: The driving assembly comprises a cylinder (8), a cylinder body of the cylinder (8) is fixedly connected to the upper die seat (1), and a piston rod of the cylinder (8) is fixedly connected to the tool seat (2).

8. The film material punching die according to claim 1, characterized in that: A spring (9) is sandwiched between the knife seat (2) and the pressure plate (3).

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