Punching cutter capable of quickly replacing insert
By setting a groove at the cutting edge of the punching cutter and embedding an insert, the problem of uneven cutting surface caused by blade wear is solved, enabling quick replacement and low-cost maintenance, and improving production efficiency.
Patent Information
- Application Number
- CN202423196498.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-24
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-12-24
AI Technical Summary
The existing punching cutter suffers severe wear on the cutting edge during use, resulting in an uneven cut surface, inconvenient and costly maintenance, and frequent replacement of the entire cutting edge.
Multiple slots are provided at the cutting edge of the punching cutter, and replaceable inserts are embedded therein. The inserts are connected to the mounting plate by a locking block to achieve quick replacement.
By quickly replacing inserts, maintenance time and costs are reduced, production efficiency is improved, and frequent replacement of the overall cutting edge is avoided.
Smart Images
Figure CN223603255U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a punching cutter, specifically a punching cutter capable of fast replacing inserts. BACKGROUND
[0002] The punching cutter is worn at the cutting edge position after long-term use, and the cutting edge is blunt after 50,000 dies are used, the cutting surface of the product is smooth and uneven, the maintenance is inconvenient, the maintenance time is long, and the overall cutting edge replacement cost is high. CONTENT OF THE UTILITY MODEL
[0003] To solve the defects of the prior art, the utility model provides a punching cutter capable of fast replacing inserts, and the main stress point is improved to a small insert, the insert is replaced in time after wear, the whole cutting cutter is avoided to be replaced, the use is convenient, the replacement speed is fast, the cost is low, and the production efficiency is improved.
[0004] To achieve the above technical purpose, the utility model adopts the following technical scheme: a punching cutter capable of fast replacing inserts, comprising a punching cutter, a plurality of slots are arranged at the cutting edge of the punching cutter, and a hanging table is arranged at the upper portion of the slot; a plurality of inserts are further arranged, the insert is provided with a clamping block, the insert is installed in the slot, the clamping block is clamped in the hanging table, and the working surface of the insert is flush with the edge of the cutting edge of the punching cutter.
[0005] The insert comprises a ladle insert and a runner insert, the working surface of the ladle insert is a concave surface, and the working surface of the runner insert is a convex surface.
[0006] The ladle insert comprises an insert one, an insert five, an insert six, an insert seven and an insert eight, and is used for punching a ladle.
[0007] The runner insert comprises an insert two, an insert three and an insert four, and is used for punching a runner.
[0008] The clamping block is arranged on the non-working surface of the insert.
[0009] In summary, the utility model has the following technical effects:
[0010] The cutting edge of the original punching cutter is provided with a plurality of slots, the insert can be embedded in the slot, the insert is used instead of the cutting edge at the position, when the insert is damaged after being used for several times, the insert can be replaced, and the whole punching cutter does not need to be replaced;
[0011] The utility model can be fast replaced, four screws on the cutting edge are disassembled, the punching cutter is taken out, the damaged insert is knocked out with a copper bar, a new insert is knocked in, and the punching cutter can be used again, the time is very short, the simple and rapid maintenance efficiency is high, compared with the whole cutting cutter without the insert in the past, the past method adopts argon arc welding repair, is not durable and is easy to break, the equipment needs to be processed after burning, and the maintenance time loss is long.
[0012] The utility model discloses long -term use after main runner and the slag ladle 9 stress point easy to be damaged can replace the spare insert quickly, and the spare insert is convenient and fast to replace, and the cost is low, reduces the maintenance time. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 is the cutting die;
[0014] Figure 2 is the cutting knife schematic drawing;
[0015] Figure 3 is the insert schematic drawing;
[0016] Figure 4 is the cutting knife installation insert schematic drawing;
[0017] Figure 5 is the product to be punched schematic drawing. DETAILED DESCRIPTION
[0018] The utility model will be further explained in detail in combination with the drawings.
[0019] The specific embodiment is only the explanation of the utility model, and it is not the limitation of the utility model, and the person skilled in the art can make the modification without the creative contribution according to the needs after reading the present specification, but as long as it is in the right claim range of the utility model, it is protected by the patent law.
[0020] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore, cannot be understood as the limitation of the utility model.
[0021] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise specifically limited.
[0022] In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix" and so on should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated; can be mechanical connection, also can be electrical connection; can be direct connection, also can be indirectly connected through intermediate medium, can be the intercommunication of two elements or the interaction of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.
[0023] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature "over", "above" and "on" the second feature can be directly above or obliquely above the first feature, or just indicate that the first feature is higher than the second feature in horizontal height. The first feature "under", "below" and "under" the second feature can be directly below or obliquely below the first feature, or just indicate that the first feature is lower than the second feature in horizontal height.
[0024] Embodiment:
[0025] A punching cutter capable of quickly replacing inserts is applied to Figure 1 The punching die shown in the figure, Figure 2 is a schematic view of a punching cutter, Figure 3 is a schematic view of an insert, Figure 4 is a schematic view of a punching cutter installing an insert, Figure 5 is a schematic view of a product to be punched.
[0026] It comprises a punching cutter 1 and multiple inserts, and multiple slots 15 are formed at the cutting edge of the punching cutter 1, and a hanging table 16 is arranged at the upper part of the slots 15. Specifically, the punching cutter 1 is a flat plate structure, and a cutting edge is formed in the interior of the flat plate, and the cutting edge is provided with a first punching position 11, a second punching position 12, a third punching position 13 and a fourth punching position 14, which correspond to a ladle and a runner. The utility model is provided with inserts at the first punching position 11, the second punching position 12, the third punching position 13 and the fourth punching position 14, which can punch the ladle and the runner well. After multiple punching, the inserts will be worn out, and the inserts can be replaced at this time.
[0027] As Figure 3 shown, the insert is provided with a clamping block 29, and Figure 4The insert is installed in the slot 15, the clamping block 29 is clamped in the hanging table 16, and the working surface of the insert is flush with the edge of the die cutter 1. The clamping block 29 and the hanging table 16 are embeddedly connected, so that the insert cannot fall downward, the upper surface of the die cutter 1 is provided with a pressing plate 4, so that the insert cannot fall upward, and the die cutter and the insert form an integral whole to cut the product.
[0028] The clamping block 29 is arranged on the non-working surface of the insert and prevents interference with the product.
[0029] The insert includes a ladle insert and a runner insert, the working surface of the ladle insert is concave, and the working surface of the runner insert is convex. Since the cutting edge is an inner annular surface, the working surface is arranged as an arc surface flush with the original inner annular surface of the cutting edge, so that the product is not damaged.
[0030] As shown in the drawings, Figure 5 The product needs to cut off the ladle 32 and the runner 31.
[0031] The ladle insert includes an insert one 21, an insert five 25, an insert six 26, an insert seven 27 and an insert eight 28 for cutting the ladle 32.
[0032] The runner insert includes an insert two 22, an insert three 23 and an insert four 24 for cutting the runner 31.
[0033] The insert is made of SKD11 material, and the service life is about 30-50 thousand times of replacement.
[0034] The utility model discloses a plurality of slots are set up in the cutting edge of the original die cutter, the insert can be embedded, and the insert replaces the original cutting edge at the position. When the insert is damaged after being used for many times, the insert can be replaced, and the whole die cutter does not need to be replaced. When replacing, four screws on the cutting edge are disassembled, the die cutter is taken down, the damaged insert is knocked out with a copper bar, a new insert is knocked in, and the operation is very short, simple, fast and efficient.
[0035] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Any simple modification, equivalent change and modification according to the technical essence of the utility model are within the scope of the utility model technical scheme.
Claims
1. A die cutter capable of quick change inserts, characterized by: The die cutting knife (1) is provided with a plurality of notches (15) at the knife edge, and the upper part of the notch (15) is provided with a hanging platform (16); a plurality of inserts are further provided, the insert is provided with a clamping block (29), the insert is installed in the notch (15), the clamping block (29) is clamped in the hanging platform (16), and the working surface of the insert is flush with the edge of the knife edge of the die cutting knife (1).
2. The quick-change die insert punch of claim 1, wherein: The insert includes a ladle insert and a runner insert, the working surface of the ladle insert is concave, and the working surface of the runner insert is convex.
3. The quick-change die insert punch of claim 2, wherein: The ladle insert includes an insert one (21), an insert five (25), an insert six (26), an insert seven (27) and an insert eight (28) for cutting a ladle (32).
4. The quick-change die insert punch of claim 2, wherein: The runner insert includes an insert two (22), an insert three (23) and an insert four (24) for cutting a runner (31).
5. The quick-change die insert punch of claim 2, wherein: The clamping block (29) is arranged on the non-working surface of the insert.