CN220445158U - Straight strip cutting die steel cutting device - Google Patents

Abstract

The utility model relates to a straight strip die steel cutting device which comprises a first cutting assembly and a second cutting assembly which are oppositely arranged; the first cutting assembly is fixedly arranged; the second cutting assembly is arranged on a cutting cylinder for controlling the reciprocating motion of the second cutting assembly; the second cutting assembly comprises two first cutting knives which are arranged in parallel; the first cutting assembly comprises a second cutting knife positioned between the two first cutting knives. The two second cutting knives and the first cutting knives which are arranged in parallel are matched with each other to cut die steel, so that vibration of the die steel during cutting can be reduced, and meanwhile, the cut parts can be used for detecting the hardness of products due to the fact that the intervals among the second cutting knives are more; meanwhile, the buffer device is matched with the jacking column, so that the cutter die steel is softer and is close to the first cutting knife when being cut, and the cutter die steel is extruded in a balanced mode and is cut after being cut under the condition that two ends of the two second cutting knives are hard, so that the stress balance of two sides is effectively guaranteed, and the flatness of a cutting face is improved.

Description

Straight strip cutting die steel cutting device

Technical Field

The utility model relates to the field of cutting die steel, in particular to a straight strip cutting die steel cutting device.

Background

The cutting die steel is a steel cutter semi-finished product for manufacturing single double-side sharpening of a die cutting tool with a complex shape, is used for manufacturing a cutting die, is integrally formed by a cutter body and a cutting edge, and also called a cutting edge, and has high comprehensive performance requirements.

In general, the material receiving of the cutter die steel is carried out in a rolling mode, the requirement on the flatness of the cutter die steel is not high when the cutter die steel is cut, the rolled cutter die steel is good in flexibility, the influence of vibration on the cutter die steel when the cutter die steel is cut is small, but for straight cutter die steel, a common cutter die steel can generate large vibration when the cutter die steel is cut off, and quality is not beneficial to improvement.

Disclosure of Invention

First, the technical problem to be solved

In order to solve the problems in the prior art, the utility model provides a straight strip die steel cutting device.

(II) technical scheme

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

the straight strip die steel cutting device comprises a first cutting assembly and a second cutting assembly which are oppositely arranged; the first cutting assembly is fixedly arranged; the second cutting assembly is arranged on a cutting cylinder for controlling the reciprocating motion of the second cutting assembly; the second cutting assembly comprises two second cutting knives which are arranged in parallel; the first cutting assembly comprises a first cutting knife positioned between the two second cutting knives.

Further, the first cutting knife is fixedly arranged on the fixed support.

Further, the cutting cylinder is fixedly arranged on the cutting support.

Further, the top of the cutting support is connected with the fixing support through the connecting support.

Further, a buffer device for reducing the force of the die steel colliding with the second cutting knife is arranged on the side of the fixed support.

Further, the head of the buffer device is elastically connected with a buffer head which is matched with the cutting die steel.

Further, the bottom of the buffer device is connected with a supporting frame.

Further, a jack-prop is arranged in the middle of each second cutting knife.

Further, the jack-prop controls the telescopic length through the telescopic cylinder.

Further, the included angle between the opposite sides of the first cutting knife and the second cutting knife is smaller than or equal to 30 degrees.

(III) beneficial effects

The beneficial effects of the utility model are as follows: the two second cutting knives and the first cutting knives which are arranged in parallel are matched with each other to cut die steel, so that vibration of the die steel during cutting can be reduced, and meanwhile, the cut parts can be used for detecting the hardness of products due to the fact that the intervals among the second cutting knives are more; meanwhile, the buffer device is matched with the jacking column, so that the cutter die steel is softer and is close to the first cutting knife when being cut, and the cutter die steel is extruded in a balanced mode and is cut after being cut under the condition that two ends of the two second cutting knives are hard, so that the stress balance of two sides is effectively guaranteed, and the flatness of a cutting face is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is an enlarged view of the structure of the present utility model;

description of the drawings:

100. a first cutting assembly; 110. a first cutting blade; 120. a fixed bracket; 130. a buffer device; 131. a buffer head; 140. a connecting bracket; 150. a support frame; 200. a second cutting assembly; 210. a second cutting blade; 220. a top column; 230. cutting an air cylinder; 240. cutting the bracket; 300. and (5) cutting die steel.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In an embodiment, please refer to fig. 1-2:

the straight strip die steel cutting device comprises a first cutting assembly 100 and a second cutting assembly 200 which are oppositely arranged; the first cutting assembly 100 includes a fixing bracket 120 and a first cutting blade 110 fixedly disposed thereon; the second cutting assembly 200 includes two second cutting blades 210 disposed in parallel; the first cutting blade 110 is positioned in the middle of the two second cutting blades 210, and the second cutting blades 210 reciprocate towards the first cutting blade 110 under the driving of the cutting cylinder 230, so that continuous cutting is formed; after the second cutting knife 210 is close to the first cutting knife 110 to cut off the die steel 300, the first cutting knife 110 is embedded between the two second cutting knives 210, cutting of the die steel 300 is realized through staggered movement, and two parallel second cutting knives 210 are arranged to simultaneously apply pressure to two positions on the die steel 300 during cutting, so that the die steel 300 is ensured to be stressed more uniformly during cutting, the end face is smoother, and vibration after cutting is reduced; although cutting wastes a part of the die steel 300, products with better flatness and end faces can be exchanged, and the cut short die steel 300 can be used for detecting hardness and related parameters.

In an embodiment of the present utility model, the cutting cylinder 230 is fixedly disposed on the cutting bracket 240, and the cutting bracket 240 is located at the opposite side of the fixing bracket 120; the top of the fixing bracket 120 is connected with the cutting bracket 240 through the connecting bracket 140, and the fixing property of the fixing bracket 120 can be utilized to be connected with the cutting bracket 240, so that the stability is improved, and the vibration of the cutting cylinder 230 during operation is reduced.

In an embodiment of the present utility model, a buffer device 130 is disposed at a side of the fixed support 120, where the buffer device 130 is capable of reducing the force of the die steel 300 colliding with the first cutting blade 110, reducing vibration, on a production line, the die steel 300 passes between the first cutting blade 110 and the second cutting blade 210, and stops after moving to a proper position, the second cutting blade 210 moves to press the die steel 300 towards the direction of the first cutting blade 110, the buffer device 130 is in contact with the die steel 300 first, and forms a certain opposition with the second cutting blade 210, so as to cooperate to clamp the die steel 300, so that the die steel 300 hardly vibrates when contacting the first cutting blade 110, further, after cutting is completed, the second cutting blade 210 is reset, the buffer device 130 is reset, and both keep the state of clamping the die steel 300 to restore the die steel 300 to a centered position, avoiding possible vibration of the die steel 300 due to self rebound, that is noise is reduced, and processing quality is ensured; the head of the buffer device 130 is elastically connected with a buffer head 131 matched with the die steel 300, and the elastic connection can be directly connected in a spring mode, so that the buffer device has an automatic resetting effect; in some embodiments, the buffer head 131 can be replaced by a movable cylinder, which can have the same effect; the buffer head 131 can be made of silica gel, so that the surface of the die steel 300 is prevented from being scratched; the buffer device 130 is fixed by the support frame 150 at the bottom, so that the buffer device is positioned at the same height as the die steel 300.

In an embodiment of the present utility model, the middle portions of the two second cutting blades 210 are provided with the jack posts 220, the jack posts 220 are used for pre-contacting the die steel 300, the jack posts 220 control the length through the telescopic cylinder, when the second cutting blade 210 approaches to the die steel 300 for cutting, the jack posts 220 extend longer, contact with the die steel 300 preferentially, the jack posts 220 retract later, and the die steel 300 is gently abutted against the second cutting blade 210, so that the influence of direct collision on the cutting blades can be effectively reduced.

In an embodiment of the present utility model, the included angle between the opposite sides of the first cutting blade 110 and the second cutting blade 210 is less than or equal to 30 °, and the cutting force of the cutting cylinder 230 is reduced by the included angle between the two blades, so that the cutting is easier, and when the included angle between the two blades is 0 °, that is, the cutting force is the largest, so that the included angle is usually 20-30 °, cutting is performed in a shearing manner, and the cutting force is reduced.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.

Claims (8)

1. Straight bar cutting die steel cutting device, its characterized in that: comprises a first cutting component (100) and a second cutting component (200) which are oppositely arranged; the first cutting assembly (100) is fixedly arranged; the second cutting assembly (200) is arranged on a cutting cylinder (230) for controlling the reciprocating movement of the second cutting assembly; the second cutting assembly (200) comprises two second cutting knives (210) arranged in parallel; the first cutting assembly (100) comprises a first cutting blade (110) positioned between two second cutting blades (210); the first cutting knife (110) is fixedly arranged on the fixed bracket (120); and a buffer device (130) for reducing the force of the die steel colliding with the first cutting knife (110) is arranged on the side of the fixed support (120).

2. The straight strip die steel cutting device according to claim 1, wherein: the cutting cylinder (230) is fixedly arranged on the cutting bracket (240).

3. The straight strip die steel cutting device according to claim 2, wherein: the top of the cutting bracket (240) is connected with the fixed bracket (120) through the connecting bracket (140).

4. The straight strip die steel cutting device according to claim 1, wherein: the head of the buffer device (130) is elastically connected with a buffer head (131) matched with the cutting die steel.

5. The straight strip die steel cutting device according to claim 1, wherein: the bottom of the buffer device (130) is connected with a supporting frame (150).

6. The straight strip die steel cutting device according to claim 1, wherein: and a jacking column (220) is arranged at the middle part of the two second cutting knives (210).

7. The straight strip die steel cutting device according to claim 6, wherein: the jack post (220) is controlled to stretch out and draw back the length through flexible cylinder.

8. The straight strip die steel cutting device according to claim 1, wherein: the included angle between the opposite sides of the first cutting knife (110) and the second cutting knife (210) is smaller than or equal to 30 degrees.