Circular knife assembly capable of locking direction

Abstract

The utility model relates to the technical field of die cutting devices, in particular to a round knife assembly capable of locking the direction, which comprises an upper knife roll and a lower knife roll, concave-convex structures matched with each other are formed on the periphery of one side of the upper knife roll and the periphery of one side of the lower knife roll, and a positioning groove used for positioning a material belt is formed in the periphery of the middle of the upper knife roll or the periphery of the middle of the lower knife roll. The concave-convex structures are arranged on the upper knife roll and the lower knife roll in a matched mode, the Y-axis direction of a product can be controlled when the upper knife roll and the lower knife roll conduct die cutting on the material belt, in addition, the upper knife roll and the lower knife roll can conduct die cutting on the material belt through the concave-convex structures in a matched mode, and the die cutting efficiency is improved. According to the utility model, the positioning groove is formed in the upper knife roll or the lower knife roll, so that a material belt can be conveniently conveyed and positioned, and the size of a product after die cutting is further ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of die-cutting devices, in particular to a circular knife component with lockable direction. Background Art

[0002] At present, in the electronic auxiliary material die-cutting industry, clients have increasing requirements for product precision, and have increased control requirements in different directions of length and width of the product. According to the traditional die-cutting process, the product can be precisely controlled in the X-axis direction, but it is impossible to control the product in the Y-axis direction. In order to solve this technical problem, the utility model discloses a circular knife assembly with lockable direction for locking the Y-axis direction of the product. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the utility model discloses a circular knife assembly with lockable direction.

[0004] To achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a circular knife assembly with lockable direction, including an upper knife roller and a lower knife roller, and a concave-convex structure that cooperates with each other is formed on one side of the upper knife roller and the lower knife roller, and a positioning groove for positioning the material strip is opened on the middle part of the upper knife roller or the lower knife roller, and a die-cutting tool for die-cutting the material strip is formed on the middle part of the upper knife roller or the lower knife roller.

[0005] Furthermore, the concave-convex structure includes a concave groove formed on the circumference of the upper knife roller and a convex mold formed on the circumference of the lower knife roller.

[0006] Furthermore, the concave-convex structure includes a convex molded on the circumference of the upper knife roller and a concave molded on the circumference of the lower knife roller.

[0007] Furthermore, the height of the punch is 1.8 mm higher than the depth of the groove.

[0008] Furthermore, the width of the groove is 0.03 mm greater than the width of the punch.

[0009] Furthermore, the width of the positioning groove is 37.07 mm, and the width of the die-cutting tool is 44 mm.

[0010] The utility model achieves the following beneficial effects:

[0011] 1. The utility model provides a concave-convex structure on the upper knife roller and the lower knife roller, so that the Y-axis direction of the product can be controlled when the upper knife roller and the lower knife roller die-cut the material strip.

[0012] 2. The utility model provides a positioning groove on the upper knife roller or the lower knife roller, which can facilitate the material feeding and positioning, and further ensure the size of the product after die cutting.

[0013] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained through the structures indicated in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings herein are incorporated in and constitute a part of the specification, illustrate embodiments consistent with the disclosure of the utility model, and together with the description, are used to explain the principles of the disclosure.

[0015] Figure 1 It is a schematic diagram of the overall structure disclosed by the utility model;

[0016] In the figure: 10, upper knife roller; 11, groove; 12, positioning groove; 20, lower knife roller; 21, punch; 22, die-cutting tool. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0018] In the description of the present invention, it should be understood that terms such as "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "all around" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0019] Example

[0020] In order to achieve Y-axis control of the product, refer to Figure 1 As shown, the utility model discloses a direction-lockable circular knife assembly, comprising an upper knife roller 10 and a lower knife roller 20, wherein the upper knife roller 10 and the lower knife roller 20 are provided with mutually matching concave-convex structures on one side thereof, a positioning groove 12 for positioning the material strip is provided on the middle part of the upper knife roller 10 or the lower knife roller 20, and a die-cutting tool 22 for die-cutting the material strip is formed on the middle part of the upper knife roller 10 or the lower knife roller 20, wherein the die-cutting tool 22 referred to herein is used for forming the shape of the product.

[0021] In one embodiment, the concave-convex structure of the present invention includes a concave groove 11 formed on the circumference of the upper knife roller 10 and a convex mold 21 formed on the circumference of the lower knife roller 20 .

[0022] In another embodiment, the concave-convex structure of the present invention includes a convex mold 21 formed on the circumference of the upper knife roller 10 and a concave mold 11 formed on the circumference of the lower knife roller 20 .

[0023] Based on the above two embodiments, in order to achieve better matching of the concave-convex structures on the upper knife roller 10 and the lower knife roller 20, the height of the punch 21 is 1.8 mm higher than the depth of the groove 11, and the width of the groove 11 is 0.03 mm higher than the width of the punch 21.

[0024] When die-cutting the material strip, the Y-axis direction of the product can be controlled by the cooperation of the punch 21 and the groove 11.

[0025] In one of the specific schemes, the width of the positioning groove 12 is 37.07 mm, and the width of the die-cutting tool 22 is 44 mm. It should be noted that the width of the positioning groove 12 and the width of the die-cutting tool 22 should be set according to the product. What is pointed out in this specific scheme is one of the product sizes. When the die-cutting tool 22 die-cuts the material strip, it is convenient to position the material strip, thereby further ensuring the size of the product after die-cutting.

[0026] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0027] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable technicians familiar with the technical field to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A circular knife assembly with lockable direction, characterized in that: The invention comprises an upper knife roller (10) and a lower knife roller (20), wherein one side of the upper knife roller (10) and the lower knife roller (20) are provided with mutually matching concave-convex structures, a positioning groove (12) for positioning the material strip is provided on the middle part of the upper knife roller (10) or the lower knife roller (20), and a die-cutting tool (22) for die-cutting the material strip is formed on the middle part of the upper knife roller (10) or the lower knife roller (20).

2. A direction-lockable circular knife assembly according to claim 1, characterized in that: The concave-convex structure comprises a concave groove (11) formed on the circumference of the upper knife roller (10) and a convex mold (21) formed on the circumference of the lower knife roller (20).

3. A direction-lockable circular knife assembly according to claim 1, characterized in that: The concave-convex structure comprises a convex mold (21) formed on the circumference of the upper knife roller (10) and a concave mold (11) formed on the circumference of the lower knife roller (20).

4. A direction-lockable circular knife assembly according to any one of claims 2-3, characterized in that: The height of the punch (21) is 1.8 mm higher than the depth of the groove (11).

5. A direction-lockable circular knife assembly according to any one of claims 2-3, characterized in that: The width of the groove (11) is 0.03 mm greater than the width of the punch (21).

6. A direction-lockable circular knife assembly according to claim 1, characterized in that: The width of the positioning groove (12) is 37.07 mm, and the width of the die-cutting tool (22) is 44 mm.

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