CN209851097U - High-precision cutting device for foam sheets - Google Patents

Abstract

The utility model discloses a foam sheet high-precision cutting device, which includes a lower die and an upper die opposite to it, and the two cooperate with each other to complete the positioning of the foam sheet; the upper die is provided with a The horizontal plane forms a through chute with an included angle of 45°, and a punch that fits closely with it is placed in the chute, the height of the punch is greater than the height of the chute, and the punch can be driven by the drive assembly. Sliding in the chute to complete the cutting of the foam sheet; a force-applying component for making the foam sheet uniformly stressed is also provided between the lower die and the upper die. The beneficial effects of the utility model are mainly reflected in: simple structure, exquisite design, the device realizes pressing and cutting, the end surface of the finished sheet cutting is flat, the tolerance is small, the specifications are neat, the cutting speed is fast, the production efficiency is high, and a large amount of waste is reduced. Lower labor costs and improved production safety.

Description

Foam sheet high precision cutting device

technical field

The utility model relates to the technical field of cutting equipment for foam sheets, in particular to a high-precision cutting device for foam sheets.

Background technique

Foam is a material made of foamed plastic particles. It has a series of characteristics such as elasticity, light weight, fast pressure-sensitive fixation, convenient use, free bending, ultra-thin volume, and reliable performance. It has a wide range of applications. It is especially used in new energy battery packs, but the requirements for the angle of the foam are relatively high. Usually, the included angle is required to be 45°, and the error is ±1°.

At present, foam sheets are generally cut manually. Due to the thick foam and soft material, the cutting direction is easy to deviate when cutting, and it is difficult to control, resulting in large cutting tolerances, prone to defective products, and poor quality. If there is no guarantee, it is difficult to adjust the specifications when cutting pieces, the overall operation is cumbersome, the manual speed is slow, it cannot keep up with the rhythm of film production, and the production efficiency is low.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art and provide a high-precision cutting device for foam sheets.

The purpose of this utility model is achieved through the following technical solutions:

A high-precision cutting device for foam sheets, comprising a lower die and an upper die set opposite to it, the two cooperate with each other to complete the positioning of the foam sheet; the upper die is provided with an angle of 45° through the chute, the chute contains a punch that is closely matched with it, the height of the punch is greater than the height of the chute, and the punch can be driven by the drive assembly to move on the chute Sliding inside to complete the cutting of the foam sheet; a force applying component for making the foam sheet uniformly stressed is also provided between the lower mold and the upper mold.

Preferably, the lower mold includes a lower template and a support plate fixed on the lower template, the support plate is provided with an inclined groove, and the punch can at least partially extend through the chute and be placed on the lower template. inside the groove.

Preferably, the upper die includes an upper template and an accommodating plate affixed to the upper template, an accommodating groove is provided on the upper template, a limit bolt is arranged in the accommodating groove, and the limit bolt The ends of the bolts pass through the accommodating plate and are fixedly connected to the pressing plate directly below the accommodating plate.

Preferably, guide columns are fixed on the upper formwork, and the guide columns can pass through the accommodation plate and the pressing plate in sequence, and extend into the matching guide grooves on the support plate.

Preferably, the drive assembly at least includes an opening on one side of the punch and a first spring fixed in the opening, and the other end of the first spring is fixed on the same side of the punch. The bumps are fixed.

Preferably, the upper template is further provided with an accommodating cavity, and a connecting nut is accommodated in the accommodating cavity, and the end of the connecting nut passes through the accommodating plate and is fixedly connected with the punch.

Preferably, the driving assembly further includes a receiving groove arranged on the receiving plate, a second spring is placed in the receiving groove, one end of the second spring is fixedly connected to the upper template, and the other end is connected to the upper template. The pressing plate is fixedly connected.

Preferably, the force application assembly includes a set of lower pressing bumps fixed on the lower surface of the pressing plate, and a set of upper ejection bumps fixed on the upper surface of the support plate, the The upper ejector bumps are located directly below the corresponding lower ejector bumps and are close to the chute.

The beneficial effects of the utility model are mainly reflected in:

1. The structure is simple and the design is exquisite. The device realizes pressing and cutting. The end surface of the finished sheet is flat, the tolerance is small, the specifications are neat, the cutting speed is fast, the production efficiency is high, a lot of labor costs are reduced, and the production safety is improved. sex;

2. The setting of the guide column plays a guiding role in the relative movement of the pressing plate, and at the same time matches the guide groove to complete the close contact between the pressing plate and the supporting plate;

3. The upper bumps of the top material and the lower bumps of the pressure material cooperate with each other to exert pressure on the foam sheet, so that the forces between the foams exerted by the adjacent force-applying components cancel each other out, so that the force is uniform, so as to ensure cutting The end face is flat and without tolerance;

4. The device can realize the cutting of foam with different specifications by adjusting the angle of the punch, and has wide applicability.

Description of drawings

Below in conjunction with accompanying drawing, technical scheme of the utility model is further described:

Fig. 1: the structural representation of device in the open state in the utility model;

Figure 2: Schematic diagram of the structure of part A in Figure 1;

Fig. 3: The structure schematic diagram of the device in the closed state in the utility model;

Figure 4: Schematic diagram of the structure of part B in Figure 3.

Detailed ways

The utility model will be described in detail below in conjunction with the specific embodiments shown in the accompanying drawings. However, these embodiments are not limited to the present utility model, and structural, method, or functional changes made by those skilled in the art according to these embodiments are all included in the protection scope of the present utility model.

As shown in Figures 1 to 4, the utility model discloses a foam sheet high-precision cutting device, including a lower mold 1 and an upper mold 2 opposite to it, and the two cooperate to complete the foam sheet 100 limit. Wherein, the lower mold 1 includes a lower template 11 and a support plate 12 fixed on the lower template 11, the support plate 12 is provided with an inclined groove 13, and the punch 22 can pass through the chute 21 extends at least partly in said groove 13 . The upper mold 2 includes an upper template 23 and an accommodating plate 24 affixed to the upper template 23, one end of the upper template 23 is provided with an accommodating groove 231, and a limiting position is provided in the accommodating groove 231. Bolt 232, the end of described limit bolt 232 passes through described accommodation plate 24 and is fixedly connected with pressing plate 25 that is positioned at described accommodation plate 24 just below, and the setting of described limit bolt 232 can be to described pressing plate 25 The sliding of the handle acts as a limit to prevent it from falling accidentally. The other end of the upper mold plate 23 is fixed with a guide column 26, the guide column 26 can pass through the accommodation plate 24 and the pressing plate 25 in turn, and extend to be placed on the support plate 12 that is matched with it. In the guide groove 121, the setting of the guide column plays a guiding role for the relative movement of the pressing plate, and at the same time matches with the guide groove to complete the close contact between the pressing plate and the supporting plate.

The upper mold 2 is provided with a through chute 21 which forms an angle of 45° with the horizontal plane, and a punch 22 which is closely matched with it is housed in the chute 21, and the height of the punch 22 is greater than that of the slide. The height of the groove 21, the punch 22 can be driven by the driving assembly 3 to slide in the sliding groove 21, so as to complete the cutting of the foam sheet 100. The drive assembly 3 at least includes an opening 31 arranged on one side of the punch 22 and a first spring 32 fixed in the opening 31, the other end of the first spring 32 is connected to the punch fixed in the punch. The bump 221 on the same side of the head 22 is fixedly connected. Further, the driving assembly 3 also includes a receiving groove 33 arranged on the receiving plate 24, a second spring 331 is housed in the receiving groove 33, and one end of the second spring 331 is connected to the upper template. 23, and the other end is fixedly connected to the pressing plate 25. The upper template 23 is further provided with a receiving chamber 233 , and a connecting nut 234 is housed in the receiving chamber 233 , and the end of the connecting nut 234 passes through the receiving plate 24 and is fixedly connected with the punch 22 .

In the present utility model, a force applying component 4 is provided between the lower mold 1 and the upper mold 2 to make the foam sheet 100 be stressed evenly. The force application assembly 4 includes a set of lower pressing bumps 41 fixed on the lower surface of the pressing plate 25, and a set of upper ejection bumps 42 fixed on the upper surface of the support plate 12, The upper ejection bump 42 is located directly below the corresponding lower ejection bump 41 and is close to the chute 21 . The upper bumps and lower bumps cooperate with each other to exert pressure on the foam sheet, so that the forces between the foams applied by the adjacent force-applying components cancel each other out, so that the force is uniform, so as to ensure cutting Flat end faces without tolerances.

The working process of the present utility model is briefly described below. When ready to cut, the foam sheet 100 is placed between the pressing plate 25 and the support plate 12, and an active force is applied to the upper template 23 until the pressing plate 25 and The foam sheet 100 is completely in close contact. At this time, the upper bumps 42 and the lower bumps 41 exert a force on the foam sheet 100, and the bumps on the adjacent positions exert force. The acting force is consistent, so that the acting forces between the foams cancel each other, so that the force is uniform. At the same time, the punch 22 extends through the chute 21 and is placed in the groove 13 to complete the cutting process.

After the cutting is completed, the force applied to the upper template 23 is canceled, and the upper template 23 moves upward under the reaction force of the second spring 331 until it is in the initial state. At the same time, the first spring 32 exerts a reaction force on the punch 22 through the protrusion 221 to prevent personal safety from being threatened.

The beneficial effects of the utility model are mainly reflected in:

1. The structure is simple and the design is exquisite. The device realizes pressing and cutting. The end surface of the finished sheet is flat, the tolerance is small, the specifications are neat, the cutting speed is fast, the production efficiency is high, a lot of labor costs are reduced, and the production safety is improved. sex;

2. The setting of the guide column plays a guiding role in the relative movement of the pressing plate, and at the same time matches the guide groove to complete the close contact between the pressing plate and the supporting plate;

3. The upper bumps of the top material and the lower bumps of the pressure material cooperate with each other to exert pressure on the foam sheet, so that the forces between the foams exerted by the adjacent force-applying components cancel each other out, so that the force is uniform, so as to ensure cutting The end face is flat and without tolerance;

4. The device can realize the cutting of foam with different specifications by adjusting the angle of the punch, and has wide applicability.

It should be understood that although this description is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the description is only for clarity, and those skilled in the art should take the description as a whole, and each The technical solutions in the embodiments can also be properly combined to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions for the feasible implementation modes of the present utility model, and they are not used to limit the protection scope of the present utility model. Embodiments or modifications should be included within the protection scope of the present utility model.

Claims (8)

1. A high-precision cutting device for foam sheets, characterized in that it includes a lower mold (1) and an upper mold (2) set opposite to it, and the two cooperate with each other to complete the positioning of the foam sheet (100); The upper die (2) is provided with a through chute (21) which forms an angle of 45° with the horizontal plane, and a punch (22) which is closely matched with the chute (21) is placed in the chute (21). The height of the head (22) is greater than the height of the chute (21), and the punch (22) can be driven by the drive assembly (3) to slide in the chute (21) to complete the foam Cutting of the sheet (100); a force applying component (4) is provided between the lower mold (1) and the upper mold (2) to make the foam sheet (100) stressed uniformly. 2. The foam sheet high-precision cutting device according to claim 1, characterized in that: the lower mold (1) includes a lower template (11) and a support fixed on the lower template (11) plate (12), the support plate (12) is provided with an inclined groove (13), and the punch (22) can at least partially extend through the chute (21) and be placed in the groove (13) Inside. 3. The foam sheet high-precision cutting device according to claim 2, characterized in that: the upper die (2) includes an upper die (23) and a housing fixed to the upper die (23) plate (24), the upper formwork (23) is provided with an accommodating groove (231), the accommodating groove (231) is provided with a limit bolt (232), and the end of the limit bolt (232) The accommodating plate (24) is passed through and fixedly connected to the pressing plate (25) directly below the accommodating plate (24). 4. The foam sheet high-precision cutting device according to claim 3, characterized in that: the upper template (23) is fixed with a guide column (26), and the guide column (26) can be sequentially penetrated The accommodating plate (24) and the pressing plate (25) are extended and placed in a guide groove (121) matched with the supporting plate (12). 5. The foam sheet high-precision cutting device according to claim 4, characterized in that: the driving assembly (3) at least includes an opening (31) on one side of the punch (22) and a fixed The first spring (32) is arranged in the opening (31), and the other end of the first spring (32) is fixedly connected with the bump (221) fixed on the same side of the punch (22). 6. The foam sheet high-precision cutting device according to claim 5, characterized in that: the upper template (23) is also provided with a housing cavity (233), and the content of the housing cavity (233) A connection nut (234) is arranged, and the end of the connection nut (234) passes through the accommodating plate (24) and is fixedly connected with the punch (22). 7. The foam sheet high-precision cutting device according to claim 6, characterized in that: the driving assembly (3) further includes a receiving groove (33) provided on the receiving plate (24), A second spring (331) is placed in the receiving groove (33), one end of the second spring (331) is fixedly connected to the upper template (23), and the other end is fixedly connected to the pressing plate (25) . 8. The foam sheet high-precision cutting device according to claim 7, characterized in that: the force applying component (4) includes a set of pressing down fixed on the lower surface of the pressing plate (25). material bumps (41), and a group of upper material bumps (42) fixed on the upper surface of the support plate (12), the upper material bumps (42) are located on the corresponding lower pressure directly below the material bump (41), and close to the chute (21).