Steel bottom die boundary pressure compensation structure for die-cutting machine

Abstract

The utility model relates to a steel bottom die boundary pressure compensation structure for a die-cutting machine, which comprises a bottom plate, a bottom die I and bottom dies II, the bottom die I is fixed on the bottom plate, and the bottom dies II fixed on the bottom plate are arranged on the left and right parts of the front side of the bottom die I; opposite faces of the two second bottom dies and the bottom plate jointly form a first strip-shaped groove, an n-shaped groove is concavely formed in the front end of the first bottom die, an opening of the n-shaped groove faces the first strip-shaped groove, L-shaped grooves are concavely formed in the rear portions of the opposite faces of the two second bottom dies, the two L-shaped grooves, the n-shaped groove and the bottom plate jointly form a rectangular groove, and the rear end of the first strip-shaped groove communicates with the rectangular groove. The compensation piece is fixed in the rectangular groove, the first compensation steel bar is fixed in the first strip-shaped groove, and the rear end of the first compensation steel bar is connected with the compensation piece and integrally formed. The steel bottom die solves the problems that gaps exist between steel bottom dies for printing die cutting, and paper on the upper sides of the gaps is difficult to cut off.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing equipment facility technical field, concretely relates to a steel bottom die demarcation pressure compensation structure for die cutting machine. BACKGROUND

[0002] The principle of die cutting is that the die cutting plate is installed with a blade, the blade face is downward, the middle is paper, and a 1mm thick steel bottom die is adhered to the platform below, the die cutting plate is pressed down with the blade, the steel bottom die supports the paper, the blade penetrates the paper, and the die cutting is completed, and the role of the steel bottom die is to support the paper; in the printing and die cutting process, the change of temperature and humidity in the environment will cause the paper deformation, leading to inaccurate die cutting position, so the die cutting plate is divided into several parts according to the design pattern, and each part can be moved left and right by a small amount to adapt to the paper deformation. Although the adjustable steel die can adjust the die cutting position according to the paper left and right, the following problems still exist: since the die cutting plate is adjustable, the steel bottom die equipped below each die cutting plate is also separated; the steel bottom die will also be adjusted left and right with the die cutting plate above; in order to enable the steel bottom die to be adjusted, there is a gap between the adjacent steel bottom dies, and the paper below the gap has no steel bottom die support, and the paper above the gap cannot be cut, which will cause the subsequent waste edge cleaning, time-consuming and laborious, and waste of labor. SUMMARY

[0003] The utility model discloses to solve the problem that there is a gap between the steel bottom die for printing and die cutting, and the paper above the gap is difficult to be cut off, provide a steel bottom die demarcation pressure compensation structure for die cutting machine, can support the paper above the gap between the steel bottom die, reduce the generation of paper waste edge, save labor.

[0004] In order to solve the above problem, the technical scheme of the utility model is:

[0005] A steel bottom die demarcation pressure compensation structure for die cutting machine, including bottom plate, bottom die one and bottom die two, bottom die one is fixed on the bottom plate, and bottom die two is arranged and fixed on the bottom plate on the left and right of the front side of bottom die one, it further includes compensation sheet and compensation steel strip one, the opposite surface of two bottom die two and the bottom plate jointly constitute strip groove one, the front end of bottom die one is recessed with n-shaped groove, and the n-shaped groove opening faces strip groove one, the opposite surface of two bottom die two is recessed with L-shaped groove, and two L-shaped grooves, n-shaped groove and bottom plate jointly constitute rectangle groove, and the rear end of strip groove one is communicated with rectangle groove, compensation sheet is fixed in rectangle groove, compensation steel strip one is fixed in strip groove one, and the rear end of compensation steel strip one is connected with compensation sheet and integrally formed.

[0006] Further, the rear end of two bottom die two and bottom die one has spacing, and the opposite surface of each bottom die two and bottom die one and the bottom plate jointly constitute strip groove two, and the opposite end of two strip grooves two is communicated with rectangle groove.

[0007] Further, each of the strip-shaped grooves two is fixed with a compensation steel bar two, each of the compensation steel bar two is connected with a compensation sheet, and each of the compensation steel bar two is integrally formed with the compensation sheet.

[0008] Further, four corners of the rectangular groove are in circular arc transition, the left and right sides of the strip-shaped groove one are in circular arc transition with the side of the rectangular groove, and the front and back sides of each of the strip-shaped grooves two are in circular arc transition with the side of the rectangular groove.

[0009] Further, the rectangular groove, the strip-shaped groove one and the two strip-shaped grooves two jointly form a containing groove, the compensation sheet, the compensation steel bar one and the two compensation steel bars two jointly form a compensation piece, the compensation piece is matched with the containing groove, and the compensation piece is adhesively fixed in the containing groove.

[0010] Further, the top surface of the bottom die one is flush with the top surfaces of the two bottom dies two, and the top surface of the compensation piece is flush with the top surface of the bottom die two.

[0011] Through the above technical scheme, the paper cutting die has the following beneficial effects:

[0012] The strip-shaped groove one formed between the two bottom dies two is filled with the compensation steel bar one, the strip-shaped groove two formed between the bottom die two and the bottom die one is filled with the compensation steel bar two, the compensation steel bar one and the compensation steel bar two can support the paper, the paper can be completely cut off during die cutting, the waste edge is reduced, the workload of subsequent waste edge cleaning is reduced, and therefore the production efficiency is improved and the labor intensity is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structural schematic view of the utility model;

[0014] Figure 2 is Figure 1 is an enlarged view of part A in Fig.

[0015] Figure 3 is a structural schematic view of the connection of the bottom die one, the bottom die two and the bottom plate of the utility model;

[0016] Figure 4 is a structural schematic view of the connection of the compensation sheet, the compensation steel bar one and the compensation steel bar two of the utility model.

[0017] In the drawings, the reference signs are as follows: 1, bottom plate; 2, bottom die one; 3, bottom die two; 4, glue layer one; 5, compensation sheet; 6, compensation steel bar one; 7, strip-shaped groove one; 8, rectangular groove; 8a, n-shaped groove; 8b, L-shaped groove; 9, strip-shaped groove two; 10, compensation steel bar two; and 11, glue layer two. DETAILED DESCRIPTION

[0018] The utility model will be further described in combination with the drawings and the specific implementation manner as follows:

[0019] As Figures 1-4 The steel bottom die parting pressure compensation structure of a die-cutting machine comprises a bottom plate 1, a bottom die one 2 and a bottom die two 3, the bottom die one 2 is fixed on the top surface of the bottom plate 1, the bottom die one 2 is provided with the bottom die two 3 on the left and right sides of the front side and is fixed on the bottom plate 1, the opposite sides of the two bottom die two 3 are parallel, the bottom die one 2 and the two bottom die two 3 are bonded and fixed on the top surface of the bottom plate 1 through a glue layer one 4; it also comprises a compensation sheet 5 and a compensation steel strip one 6, the opposite sides of the two bottom die two 3 and the bottom plate 1 jointly constitute a strip-shaped groove one 7, the front end of the bottom die one 2 is recessed with an n-shaped groove 8a, the opening of the n-shaped groove 8a faces the strip-shaped groove one 7, the rear part of the opposite sides of the two bottom die two 3 is recessed with an L-shaped groove 8b, the two L-shaped grooves 8b are symmetrical left and right, the two L-shaped grooves 8b, the n-shaped groove 8a and the bottom plate 1 jointly constitute a rectangular groove 8 with the opening facing upward, the rear end of the strip-shaped groove one 7 is communicated with the rectangular groove 8, the compensation sheet 5 is fixed in the rectangular groove 8, the compensation steel strip one 6 is fixed in the strip-shaped groove one 7, the rear end of the compensation steel strip one 6 is connected with the compensation sheet 5 and is integrally formed; the compensation sheet 5 is a rectangular plate body made of steel, the compensation sheet 5 corresponds to the rectangular groove 8; the compensation steel strip one 6 corresponds to the strip-shaped groove one 7, the compensation steel strip one 6 is a long strip-shaped rod body made of steel.

[0020] The rear end of the two bottom die two 3 and the bottom die one 2 are spaced apart, the opposite sides of each bottom die two 3 and the bottom die one 2 and the bottom plate 1 jointly constitute a strip-shaped groove two 9, the opposite ends of the two strip-shaped grooves two 9 are communicated with the rectangular groove 8.

[0021] Each of the strip-shaped groove two 9 is fixed with a compensation steel strip two 10, each compensation steel strip two 10 is connected with the compensation sheet 5, each compensation steel strip two 10 is integrally formed with the compensation sheet 5; the compensation steel strip two 10 corresponds to the strip-shaped groove two 9, the compensation steel strip two 10 is a long strip-shaped rod body made of steel.

[0022] The four corners of the rectangular groove 8 are all arc transitions, the left and right sides of the strip-shaped groove one 7 and the side of the rectangular groove 8 are arc transitions, the front and rear sides of each strip-shaped groove two 9 and the side of the rectangular groove 8 are arc transitions; the purpose is to eliminate stress concentration, improve the integrity of the compensation sheet 5, the compensation steel strip one 6 and the compensation steel strip two 10, and avoid premature damage.

[0023] The rectangular groove 8, the strip-shaped groove one 7 and the two strip-shaped grooves two 9 jointly constitute a containing groove, the compensation sheet 5, the compensation steel strip one 6 and the two compensation steel strip two 10 jointly constitute a compensation part, the compensation part corresponds to the containing groove, the compensation part is bonded and fixed in the containing groove through a glue layer two 11; the compensation sheet 5 can increase the adhesion area of the compensation steel strip one 6, the two compensation steel strip two 10 and the bottom plate 1, and improve the connectivity.

[0024] The top surface of the bottom die one 2 is flush with the top surface of the two bottom die two 3; the top surface of the compensation part is flush with the top surface of the bottom die two 3.

[0025] In use, the strip-shaped groove 7 formed by the two bottom molds 3 and the bottom plate 1 is filled with the compensation steel strip 6, the strip-shaped groove 9 formed by the opposite surface of each bottom mold 3 and the bottom mold 2 and the bottom plate 1 is filled with the compensation steel strip 10, the rectangular groove 8, the strip-shaped groove 7 and the two strip-shaped grooves 9 together form a containing groove, the compensation piece 5, the compensation steel strip 6 and the two compensation steel strips 10 together form a compensation part, the compensation part is matched with the containing groove, the top surface of the compensation part is flush with the top surface of the bottom mold 3, when the die-cutting plate drives the cutter to die-cut the paper on the bottom mold 2 and the two bottom molds 3, the compensation steel strip 6 and the compensation steel strip 10 can support the paper, the paper can be completely cut, and the waste edge is reduced;

[0026] The utility model can reduce the workload of subsequent cleaning of waste edges, thereby improving production efficiency and reducing labor intensity.

[0027] The preferred embodiments of the utility model are described in detail above with reference to the drawings, but the utility model is not limited to the above-mentioned embodiments, and any equivalent or equivalent transformation or replacement of the technical scheme of the utility model within the scope of the utility model without departing from the spirit of the utility model belongs to the protection scope of the utility model.

Claims

1. A steel bottom die demarcation pressure compensation structure for a die cutting machine, comprising a bottom plate (1), a bottom die one (2) and a bottom die two (3), the bottom die one (2) is fixed on the bottom plate (1), and the bottom die two (3) is arranged and fixed on the bottom plate (1) on the left and right sides of the front side of the bottom die one (2); characterized in that, It also includes compensation sheet (5) and compensation steel bar one (6), two bottom die two (3) opposite surface and bottom plate (1) jointly constitute strip-shaped groove one (7), the front end of bottom die one (2) is recessed n-shaped groove (8a), n-shaped groove (8a) opening faces strip-shaped groove one (7), the rear of two bottom die two (3) opposite surface is recessed L-shaped groove (8b), two L-shaped grooves (8b), n-shaped groove (8a) and bottom plate (1) jointly constitute rectangle groove (8), strip-shaped groove one (7) rear end communicates rectangle groove (8), compensation sheet (5) is fixed in rectangle groove (8), compensation steel bar one (6) is fixed in strip-shaped groove one (7), compensation steel bar one (6) rear end connects compensation sheet (5), and is integrally formed.

2. The structure for compensating the pressure at the boundary of the steel bottom die of a die cutting machine according to claim 1, wherein The rear end of two bottom die two (3) and bottom die one (2) are spaced apart, and the opposite surface of each bottom die two (3) and bottom die one (2) and the bottom plate (1) jointly constitute strip-shaped groove two (9), and the opposite ends of two strip-shaped groove two (9) are communicated with the rectangle groove (8).

3. The pressure compensation structure at the interface of a steel bottom die for a die cutting machine according to claim 2, characterized in that, Each strip-shaped groove two (9) is fixed with compensation steel bar two (10), each compensation steel bar two (10) is connected with the compensation sheet (5), and each compensation steel bar two (10) is integrally formed with the compensation sheet (5).

4. The structure for compensating the pressure at the boundary of the steel bottom die of a die-cutting machine according to claim 3, wherein The four corners of the rectangle groove (8) are arc transitions, the left and right sides of the strip-shaped groove one (7) and the side of the rectangle groove (8) are arc transitions, and the front and rear sides of each strip-shaped groove two (9) and the side of the rectangle groove (8) are arc transitions.

5. The structure for compensating the pressure at the boundary of the steel bottom die of a die cutting machine according to claim 4, wherein The rectangle groove (8), the strip-shaped groove one (7) and the two strip-shaped groove two (9) jointly constitute a containing groove, the compensation sheet (5), the compensation steel bar one (6) and the two compensation steel bar two (10) jointly constitute a compensation part, the compensation part is matched with the containing groove, and the compensation part is adhesively fixed in the containing groove.

6. The structure for compensating the pressure at the boundary of a steel bottom die for a die cutting machine according to claim 5, wherein The top surface of the bottom die one (2) is flush with the top surface of the two bottom die two (3), and the top surface of the compensation part is flush with the top surface of the bottom die two (3).

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