Cutting-off device for reducing rolling cutting-off deformation

Abstract

The utility model relates to the technical field of cut-off devices, and discloses a cut-off device capable of reducing rolling cut-off deformation, which comprises a connecting block I, an upper template and a guide pillar fixing seat, the upper template is fixedly arranged at the lower end of the connecting block I, and the guide pillar fixing seat is fixedly arranged at the lower end of the upper template. The guide column fixing seats are fixedly installed at the left end and the right end of the lower end of the upper die plate, the first static cut-off tool is fixedly arranged on the lower side of the first connecting block, the guide columns are fixedly arranged at the lower ends of the guide column fixing seats, and the tool apron is fixedly arranged on the outer side of the first static cut-off tool. According to the cut-off device capable of reducing rolling cut-off deformation, the new cut-off device is of a blanking cut-off structure, the movable cutter and the static cutter punch up and down, the cut-off deformation is reduced in detail compared with a staggered cutting structure, the product quality meets the loading requirements of customers, the cut-off device can be used for cutting off rolling strip-shaped parts, the cut-off speed is high, and deformation is small; the advantages are incomparable to those of other cutting tools.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting devices, in particular to a cutting device capable of reducing rolling cutting deformation. Background Art

[0002] In the current context of fierce price competition in automobile products, product cost control is particularly important, and an important part of cost control lies in raw materials. Rolled window frames are the mainstream window frame structure for current mid- and low-end models. They are characterized by high efficiency and high material utilization rate. Among them, roll-cutting makes a particularly outstanding contribution to improving material utilization rate. At present, the split doors with existing rolled window frames have window frames with direct rolled window frame film or bright strip structure. A few models have the same set of door sheet metal window frames, with bright strips for high-end models and film or direct paint for low-end models.

[0003] Prior art CN210475664U is a cutting device for high-strength steel rolled profiles. The utility model discloses a cutting device for high-strength steel rolled profiles, comprising a cutter located at the top and a split-jointed die located at the bottom; the split-jointed die is connected to a driving mechanism for the split-jointed state, wherein the split-jointed die comprises a cutting space for limiting the placement of the high-strength steel rolled profile, and the cutting space is connected to an incision for the up and down displacement of the cutter, and the size of the gap between the split-jointed die and the high-strength steel rolled profile located in the cutting space can be selectively changed under the drive of the driving mechanism; the utility model proposes a structural design that can instantly adjust the cutting gap, which can not only meet the needs of fast and smooth feeding of profiles, but also directly reduce or eliminate the cutting gap during cutting, effectively avoid cutting deformation, and significantly improve the generation of burrs.

[0004] In the prior art, a cutting device for high-strength steel rolled profiles has a staggered cutting structure, and the moving and static knives are staggered to cut and separate the rolled strips. However, the cutting deformation of this structure is large, which affects the assembly of the customer's rubber strips and cannot meet customer requirements. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model aims to provide a cutting device which reduces rolling cutting deformation, so as to solve the problem in the background technology that the structural cutting deformation is large, which affects the assembly of the customer's rubber strip and cannot meet the customer's requirements.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cutting device for reducing rolling cutting deformation, comprising a connecting block 1, an upper template and a guide column fixing seat, the upper template is fixedly installed on the lower end of the connecting block 1, the guide column fixing seat is fixedly installed on the lower end of the upper template, the guide column fixing seat is fixedly installed on the left and right ends of the lower end of the upper template, a static cutting knife 1 is fixedly provided on the lower side of the connecting block 1, a guide column is fixedly provided on the lower end of the guide column fixing seat, and a knife seat is fixedly provided on the outer side of the static cutting knife 1.

[0009] Preferably, a second connecting plate is fixedly provided at the right end of the knife holder, and there are two of the second connecting plates. A bottom plate is fixedly provided at the lower end of the knife holder, and there are two of the bottom plates.

[0010] Preferably, a second static cutting knife is fixedly provided on the lower side of the first connecting block, and the second static cutting knife is fixedly provided on the inner side of the bottom plate.

[0011] Preferably, a fixed block is fixedly provided on the outer side of the second static cutting knife, and a movable cutting knife is fixedly provided on the upper side of the first static cutting knife.

[0012] Preferably, a second pad is fixedly provided on the upper end of the fixed block, a guide sleeve is fixedly provided on the upper end of the knife seat, a movable knife fixing plate is fixedly installed on the lower end of the upper template, and a movable cutting knife is fixedly provided on the lower end of the movable knife fixing plate.

[0013] Preferably, a moving knife fixing seat is fixedly installed on the left end of the moving knife fixing plate, and a rolling strip is fixedly installed on the front side of the second static cutting knife.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The cutting device for reducing the deformation of roller cutting is a blanking cutting structure, and the dynamic and static knives punch up and down. The cutting deformation is smaller than that of the staggered cutting structure, and the product quality meets the customer's loading requirements. The cutting device is a new type of industrial product, and a specific structure is made according to the shape of the cut parts (see Figure 1 ), the cutting device can cut a certain shape of parts in large quantities / quickly, and is mainly used in the production of rolled window frame strips. The cutting device can be used to cut rolled strip parts, which has the characteristics of fast cutting speed and small deformation. This advantage is unmatched by other cutting tools. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the back side of the utility model;

[0018] Figure 3This is a schematic diagram of the closed state structure of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the process of cutting parts of the utility model.

[0020] In the figure: 1. Connecting block 1; 2. Upper template; 3. Guide column fixing seat; 4. Static cutting knife 1; 5. Guide column body; 6. Knife seat; 7. Connecting plate 2; 8. Bottom plate; 9. Static cutting knife 2; 10. Fixing block; 11. Moving cutting knife; 12. Backing plate 2; 13. Guide sleeve; 14. Moving knife fixing plate; 15. Moving knife fixing seat; 16. Roller-pressed strip. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 The utility model provides a technical solution: a cutting device for reducing rolling cutting deformation, comprising a connecting block 1, an upper template 2 and a guide column fixing seat 3, the upper template 2 is fixedly installed at the lower end of the connecting block 1, the guide column fixing seat 3 is fixedly installed at the lower end of the upper template 2, the guide column fixing seat 3 is fixedly installed at the left and right ends of the lower end of the upper template 2, a static cutting knife 4 is fixedly arranged on the lower side of the connecting block 1, a guide column 5 is fixedly arranged at the lower end of the guide column fixing seat 3, and a knife seat 6 is fixedly arranged on the outer side of the static cutting knife 4.

[0023] The right end of the knife seat 6 is fixedly provided with a connecting plate 27, and there are two connecting plates 27. The lower end of the knife seat 6 is fixedly provided with a bottom plate 8, and there are two bottom plates 8. The lower side of the connecting block 1 is fixedly provided with a static cutting knife 29, and the static cutting knife 29 is fixedly provided on the inner side of the bottom plate 8. A fixed block 10 is fixedly provided on the outer side of the static cutting knife 29. A moving cutting knife 11 is fixedly provided on the upper side of the static cutting knife 4. When it is necessary to use the cutting device for reducing the deformation of the rolling cutting, the device is installed on the cutting machine, and an oil cylinder is installed on the upper end of the connecting block 1. The connecting block 1, the upper template 2, the guide column fixing seat 3, the guide column body 5, the movable cutting knife 11, the movable knife fixing plate 14, and the movable knife fixing seat 15 are fixed on the upper die 2 to form the upper die of the cutting device, which is a blanking cutting structure, and the movable and static knives punch up and down. The cutting deformation is smaller than that of the staggered cutting structure, and the product quality meets the customer's loading needs. The cutting device is a new type of industrial product. A specific structure is made according to the shape of the cut parts. The cutting device can cut parts of a certain shape in large quantities / quickly, and is mainly used in the production of roller-pressed window frame strips.

[0024] A backing plate 12 is fixedly provided at the upper end of the fixed block 10, a guide sleeve 13 is fixedly provided at the upper end of the knife seat 6, a movable knife fixing plate 14 is fixedly provided at the lower end of the upper template 2, a movable cutting knife 11 is fixedly provided at the lower end of the movable knife fixing plate 14, a movable knife fixing seat 15 is fixedly provided at the left end of the movable knife fixing plate 14, a rolling strip 16 is fixedly provided at the front side of the static cutting knife 2 9, which is connected to the cutting machine oil cylinder through the connecting block 1, and the parts fixed on the lower die of the cutting mechanism constitute the lower die, and are locked on the cutting machine workbench by screws, and the upper die and the lower die are guided by the guide column body 5. When working, the rolling strip 16 passes through the static cutting knife 1 4 and the static cutting knife 2 9, and the cutting device is in the cutting machine (see Figure 4 ) Driven by the oil cylinder, the dynamic cutting knife 11 moves up and down and combines with the static cutting knife 1 4 and the static cutting knife 2 9 to cut and separate the rolled strip 16. The cutting device can be used to cut the rolled strip-type parts, which has the characteristics of fast cutting speed and small deformation. This advantage is unmatched by other cutting tools.

[0025] Working principle: When the cutting device for reducing the deformation of rolling cutting is needed, the device is installed on the cutting machine, and the upper end of the connecting block 1 is installed with the upper cylinder. The connecting block 1, the upper template 2, the guide column fixing seat 3, the guide column body 5, the movable cutting knife 11, the movable knife fixing plate 14, and the movable knife fixing seat 15 are fixed on the upper die 2 to form the upper die of the cutting device, which is connected to the cutting machine oil cylinder through the connecting block 1. The parts fixed on the lower die of the cutting mechanism form the lower die, and are locked on the cutting machine workbench with screws. The upper die and the lower die are guided by the guide column body 5. When working, the rolling strip 16 passes through the static cutting knife 1 4 and the static cutting knife 2 9, and the cutting device is in the cutting machine (see Figure 4 ) driven by the oil cylinder, the moving cutting knife 11 moves up and down and combines with the static cutting knife 1 4 and the static cutting knife 2 9 to cut and separate the roller pressed strip 16. The device is a blanking cutting structure, and the moving and static knives punch up and down. The cutting deformation is smaller than that of the staggered cutting structure. The product quality meets the customer's loading requirements. The cutting device is a new type of industrial product. A specific structure is made according to the shape of the cut parts (see Figure 1 ), the cutting device can cut a certain shape of parts in large quantities / quickly, and is mainly used in the production of rolled window frame strips. The cutting device can be used to cut rolled strip parts, which has the characteristics of fast cutting speed and small deformation. This advantage is unmatched by other cutting tools.

[0026] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A cutting device for reducing deformation of rolling cutting, comprising a connecting block (1), an upper template (2) and a guide column fixing seat (3), characterized in that: The lower end of the connecting block (1) is fixedly mounted with an upper template (2), the lower end of the upper template (2) is fixedly mounted with a guide column fixing seat (3), the guide column fixing seat (3) is fixedly mounted at the left and right ends of the lower end of the upper template (2), a static cutting knife (4) is fixedly arranged on the lower side of the connecting block (1), a guide column body (5) is fixedly arranged on the lower end of the guide column fixing seat (3), and a knife seat (6) is fixedly arranged on the outer side of the static cutting knife (4).

2. A cutting device for reducing rolling cutting deformation according to claim 1, characterized in that: A second connecting plate (7) is fixedly provided at the right end of the knife seat (6), and there are two of the second connecting plates (7). A bottom plate (8) is fixedly provided at the lower end of the knife seat (6), and there are two of the bottom plates (8).

3. A cutting device for reducing rolling cutting deformation according to claim 2, characterized in that: A second static cutting knife (9) is fixedly arranged on the lower side of the first connecting block (1), and the second static cutting knife (9) is fixedly arranged on the inner side of the bottom plate (8).

4. A cutting device for reducing rolling cutting deformation according to claim 3, characterized in that: A fixed block (10) is fixedly arranged on the outer side of the second static cutting knife (9), and a movable cutting knife (11) is fixedly arranged on the upper side of the first static cutting knife (4).

5. A cutting device for reducing rolling cutting deformation according to claim 4, characterized in that: A backing plate 2 (12) is fixedly provided at the upper end of the fixed block (10), a guide sleeve (13) is fixedly provided at the upper end of the knife seat (6), a movable knife fixing plate (14) is fixedly installed at the lower end of the upper template (2), and a movable cutting knife (11) is fixedly provided at the lower end of the movable knife fixing plate (14).

6. A cutting device for reducing deformation caused by rolling cutting according to claim 5, characterized in that: A moving knife fixing seat (15) is fixedly installed on the left end of the moving knife fixing plate (14), and a rolling strip (16) is fixedly installed on the front side of the second static cutting knife (9).

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