CN218476821U - Double-cutter-group die cutting device - Google Patents

Abstract

The utility model relates to a double knives group die cutting device, relate to cutting device's field, it includes the knife rest, first die-cutting rule and second die-cutting rule, first die-cutting rule, the second die-cutting rule all rotates and sets up on the knife rest, and just to setting up, a plurality of first sword grooves have been seted up on the first die-cutting rule, a plurality of second sword grooves have been seted up on the second die-cutting rule, first sword groove is the dislocation set with second sword groove, be provided with first cutting edge in the first sword groove, the second sword inslot is provided with the second cutting edge, the lateral wall butt of first cutting edge and second die-cutting rule, the lateral wall butt of second cutting edge and first die-cutting rule. This application has the effect that improves material cross cutting machining efficiency.

Description

Double-cutter-group die cutting device

Technical Field

The application relates to the field of die cutting devices, in particular to a double-cutter-group die cutting device.

Background

The die cutting device mainly cuts the printed product or the paper board into single graphic products by the die cutting knife, and is widely applied to the direction of packaging and gluing products.

At present, a general die cutting device mainly comprises a knife rest, a die cutting knife and a smooth roll, wherein the die cutting knife and the smooth roll are both rotationally arranged on the knife rest, and the die cutting knife is positioned above the smooth roll. During the use, pass through the material from between die-cutting rule and the smooth roll, at the in-process that the material passes through, die-cutting rule and smooth roll cooperation are cut the material, and after the cutting, on moving the cutting device of next station with the material, through the die-cutting rule of difference on a plurality of station cutting devices to the material cutting, make the material form preset the shape.

The die cutting device of a plurality of stations cuts a material, increases the process of material die cutting, and reduces the efficiency of material die cutting.

SUMMERY OF THE UTILITY MODEL

In order to improve the efficiency of material cross cutting processing, the application provides a double knives group die cutting device.

The application provides a pair of knife tackle die-cutting device adopts following technical scheme:

the utility model provides a double knives organizes die-cutting device, includes knife rest, first die-cutting rule and second die-cutting rule, first die-cutting rule second die-cutting rule all rotates the setting and is in on the knife rest, just to setting up, a plurality of first sword grooves have been seted up on the first die-cutting rule, a plurality of second sword grooves have been seted up on the second die-cutting rule, first sword groove with second sword groove is dislocation set, be provided with first cutting edge in the first sword groove, the second sword inslot is provided with the second cutting edge, first cutting edge with the lateral wall butt of second die-cutting rule, the second cutting edge with the lateral wall butt of first die-cutting rule.

Through adopting above-mentioned technical scheme, the cooperation of the first cutting edge of first die-cutting rule and the lateral wall of second die-cutting rule can carry out the cross cutting to the material, the second cutting edge of second die-cutting rule also can carry out the cross cutting to the material with the cooperation of the lateral wall of first die-cutting rule, thereby make the material pass through between first die-cutting rule and the second die-cutting rule, the material receives first cutting edge simultaneously, the cutting of second cutting edge, through the cooperation of a plurality of first cutting edges and a plurality of second cutting edges, make the material be equal to the die-cutting rule through a plurality of stations simultaneously when passing through first die-cutting rule, the second die-cutting rule is between the time, and then through first die-cutting rule, the material is cut simultaneously, the process quantity of material cross cutting has been reduced, the efficiency of material cross cutting processing is improved.

Optionally, the first die-cutting rule is coaxially and fixedly connected with a limiting ring, the second die-cutting rule is provided with a limiting groove corresponding to and matched with the limiting ring, and the limiting ring is clamped in the limiting groove.

Through adopting above-mentioned technical scheme, through the joint of spacing ring and spacing groove for first die-cutting rule is fixed with the relative position of second die-cutting rule in the axis direction, has realized the location of first die-cutting rule and second die-cutting rule in the axis direction, makes the accurate positioning of being convenient for of the position of first cutting edge, second cutting edge.

Optionally, one end of the first die-cutting rule is coaxially and fixedly connected with a first supporting ring, one end of the second die-cutting rule, which is close to the first supporting ring, is coaxially and fixedly connected with a second supporting ring, a first pair of cutter grooves are formed in the first supporting ring, and a second pair of cutter grooves are formed in the second supporting ring.

Through adopting above-mentioned technical scheme, because the first cutting edge on the first die-cutting rule, the second cutting edge on the second die-cutting rule needs arrange according to the cross cutting shape of material, thereby make first cutting edge, the second cutting edge is all difficult to design into complete annular, thereby first die-cutting rule directly influences the cross cutting effect of material with the just right start-stop position of second die-cutting rule, make first counter knife groove just right with the second counter knife groove, then place the fixture block between first counter knife groove, the second counter knife groove, make first die-cutting rule, the start-stop position of second die-cutting rule tool setting is convenient for confirm, make first die-cutting rule and second die-cutting rule be convenient for carry out circumferential location.

Optionally, one end of the first die-cutting rule, which is far away from the first support ring, is coaxially connected with a first gear, one end of the second die-cutting rule, which is far away from the second support ring, is coaxially connected with a second gear, and the first gear is engaged with the second gear, and the transmission ratio is 1.

Through adopting above-mentioned technical scheme, first die-cutting rule and second die-cutting rule have realized linkage each other through the meshing of first gear, second gear for first die-cutting rule and second die-cutting rule easily stably carry out synchronous rotation, have improved the cross cutting quality of material.

Optionally, the first gear is rotatably connected with the first die-cutting rule, a first adjusting hole is formed in the first gear, a first adjusting bolt penetrates through the first adjusting hole, the first adjusting bolt penetrates through the end face of the first die-cutting rule and is in threaded connection with the first die-cutting rule, and the first adjusting bolt is slidably connected with the first gear and is used for fixing the first gear with the first die-cutting rule.

By adopting the technical scheme, the first gear is conveniently fixed with the first die-cutting rule by screwing the first adjusting bolt; after the first adjusting bolt is unscrewed, the first adjusting bolt and the first gear can slide, so that the positions of the first gear and the first die-cutting rule can be adjusted, and the first die-cutting rule and the second die-cutting rule are easy to adjust the meshing relation between the first gear and the second gear after tool setting.

Optionally, the second gear is rotatably connected with the second die-cutting rule, a second adjusting hole is formed in the second gear, a second adjusting bolt penetrates through the second adjusting hole, the second adjusting bolt penetrates through the end face of the second die-cutting rule and is in threaded connection with the second die-cutting rule, and the second adjusting bolt is in sliding connection with the second gear and is used for enabling the second gear to be fixed with the second die-cutting rule.

By adopting the technical scheme, the second gear is conveniently fixed with the second die-cutting rule by screwing the second adjusting bolt; after the second adjusting bolt is unscrewed, the second adjusting bolt and the second gear can slide, so that the positions of the second gear and the second die-cutting tool can be adjusted, and the meshing relation between the first gear and the second gear can be easily adjusted after the first die-cutting tool and the second die-cutting tool are subjected to tool setting.

Optionally, one side of the first die-cutting rule, which is far away from the second die-cutting rule, is opposite to the press roller, and the press roller is rotatably arranged on the tool rest and the side wall of the press roller is abutted to the side wall of the first die-cutting rule.

Through adopting above-mentioned technical scheme, because first die-cutting rule and compression roller butt, first die-cutting rule receives the pressure of compression roller when cutting the material, through the extrusion of compression roller to first die-cutting rule for first die-cutting rule is difficult for appearing the circumstances of bending deformation when the cutting, makes first die-cutting rule, second die-cutting rule more stable to the cutting of material.

Optionally, the symmetry has seted up the mounting groove more than two on the knife rest, the second die-cutting rule first die-cutting rule two tip of compression roller slide respectively in proper order and set up in the symmetry setting in the mounting groove, the notch department of mounting groove slides and is provided with the fixed block, the fixed block with the inseparable butt of tip of compression roller, the fixed block is kept away from the inseparable butt of one side of compression roller tip has the fixture block, the fixture block with the knife rest rotates to be connected.

Through adopting above-mentioned technical scheme, the fixture block compresses tightly the fixed block at the tip of compression roller, and the compression roller transmits pressure to first die-cutting rule, second die-cutting rule on to make easily be in inseparable butt state between first die-cutting rule and the second die-cutting rule through compressing tightly the compression roller, thereby make first die-cutting rule, second die-cutting rule stable, and the phenomenon of skidding is difficult for appearing the cutting of material.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the first die-cutting rule and the second die-cutting rule, the die-cutting work of a plurality of stations can be completed on a material at one station, the material die-cutting procedures are reduced, and the material die-cutting processing efficiency is improved;

2. the limiting ring on the first die-cutting rule is matched with the limiting groove on the second die-cutting rule, so that the first die-cutting rule and the second die-cutting rule are convenient to position and align in the axial direction;

3. the first gear of the first die-cutting rule is meshed with the second gear of the second die-cutting rule, so that the first die-cutting rule and the second die-cutting rule are easy to synchronously rotate, the first die-cutting rule and the second die-cutting rule are not easy to slip in the die-cutting process, and the die-cutting process of the material is more stable.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic diagram intended to illustrate the construction of the tool setting assembly;

fig. 3 is a schematic diagram intended to illustrate the construction of the transmission assembly.

Description of the reference numerals:

1. a tool holder; 11. a base; 12. a side plate; 121. mounting grooves; 2. a first die-cutting rule; 21. a first knife slot; 22. a first blade; 23. a limiting ring; 24. a first support block; 3. a second die-cutting rule; 31. a second knife slot; 32. a second blade; 33. a limiting groove; 34. a second support block; 4. tool setting components; 41. a first support ring; 411. a first pair of knife grooves; 42. a second support ring; 421. a second pair of knife grooves; 5. a transmission assembly; 51. a first gear; 511. a first adjustment aperture; 512. a first adjusting bolt; 52. a second gear; 521. a second adjustment aperture; 522. a second adjusting bolt; 6. pressing rollers; 61. a third support block; 62. a first abdicating groove; 63. a second abdicating groove; 7. a fixing assembly; 71. a clamping block; 72. and fixing blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses double-cutter-group die cutting device. Referring to fig. 1, a double-cutter-group die cutting device comprises a cutter rest 1, a first die-cutting rule 2 and a second die-cutting rule 3, wherein the first die-cutting rule 2 and the second die-cutting rule 3 are rotatably arranged on the cutter rest 1 and are arranged just opposite to each other, a tool setting assembly 4 and a transmission assembly 5 are arranged between the first die-cutting rule 2 and the second die-cutting rule 3, the tool setting assembly 4 is used for setting the first die-cutting rule 2 and the second die-cutting rule 3, and the transmission assembly 5 is used for enabling the first die-cutting rule 2 and the second die-cutting rule 3 to synchronously rotate.

During the use, the tool setting subassembly 4 makes first die-cutting rule 2 and second die-cutting rule 3 carry out the tool setting according to the demand of material cross cutting shape, and drive assembly 5 makes first die-cutting rule 2 and second die-cutting rule 3 rotate in step, places the material between first die-cutting rule 2 and second die-cutting rule 3, and first die-cutting rule 2, second die-cutting rule 3 are synchronous to the material cutting for the material accomplishes the cutting operation of a plurality of processes at a station, and then has improved the efficiency of material cross cutting processing.

Referring to fig. 1, the tool rest 1 includes a base 11 and two side plates 12, the base 11 is rectangular plate-shaped and horizontally disposed, the two side plates 12 are rectangular plate-shaped and vertically disposed, the two side plates 12 are respectively located at two ends of the base 11 in the length direction, the two side plates 12 are opposite to each other, and the bottom ends of the two side plates are fixedly connected to the base 11.

The top end of the side plate 12 is provided with a mounting groove 121, and the mounting groove 121 is rectangular and penetrates through the thickness of the side plate 12. The both ends of second die-cutting rule 3 all are provided with second supporting shoe 34, and second supporting shoe 34 is rectangular block shape, just rotates with second die-cutting rule 3 to be connected, second supporting shoe 34 and mounting groove 121 looks adaptation, and two second supporting shoes 34 at second die-cutting rule 3 both ends slide respectively to set up in the mounting groove 121 of two curb plates 12, the bottom butt of second supporting shoe 34 and mounting groove 121.

Both ends of first die-cutting rule 2 all are provided with first supporting block 24, first supporting block 24 is rectangular block shape, and rotate with first die-cutting rule 2 and be connected, first supporting block 24 and mounting groove 121 looks adaptation, two first supporting blocks 24 at 2 both ends of first die-cutting rule slide respectively and set up in the mounting groove 121 of two curb plates 12, leave the distance between first supporting block 24 and the second supporting block 34, the lateral wall of first die-cutting rule 2 and the lateral wall butt of second die-cutting rule 3.

The side wall of the first die-cutting rule 2 is provided with a plurality of first cutter grooves 21, the side wall of the second die-cutting rule 3 is provided with a plurality of second cutter grooves 31, and the first cutter grooves 21 and the second cutter grooves 31 are alternately arranged in a staggered manner.

Two first knife edges 22 are fixedly arranged in the first knife groove 21, the first knife edges 22 are circular and are arranged coaxially with the first die-cutting knife 2, the side walls of the first knife edges 22 and the side walls of the second die-cutting knife 3 are abutted, and according to the actual die-cutting requirement, the shape and the number of the first knife edges 22 are not specifically limited.

The second knife groove 31 is internally fixedly provided with a second knife edge 32, the second knife edge 32 is in a circular ring shape and is coaxially arranged with the second die-cutting knife 3, the second knife edge 32 is abutted against the side wall of the first die-cutting knife 2, and according to the actual die-cutting requirement, the shape and the number of the second knife edge 32 are not specifically limited.

During the use, with the material through between first die-cutting rule 2 and the second die-cutting rule 3, the first sword 22 cuts the material with the lateral wall of second die-cutting rule 3 jointly, the second sword 32 also cuts the material jointly with the lateral wall of first die-cutting rule 2, thereby the material can receive the common cutting of first die-cutting rule 2 and second die-cutting rule 3 when passing through between first die-cutting rule 2, the second die-cutting rule 3, thereby make the material be convenient for accomplish the cutting operation of a plurality of processes at a station, the cross cutting machining efficiency of material has been improved.

Referring to fig. 1, a limiting ring 23 is fixedly disposed on a side wall of the first die-cutting rule 2, the limiting ring 23 is annular and is disposed coaxially with the first die-cutting rule 2, the limiting ring 23 is located at a position of the first die-cutting rule 2 close to one end of the limiting ring, and a cross section of the limiting ring 23 along an extending direction is rectangular.

The side wall of the second die-cutting rule 3 is provided with a limit groove 33, the limit groove 33 is circular and corresponds to the limit ring 23, the limit ring 23 is matched with the limit groove 33, and one side of the limit ring 23 close to the second die-cutting rule 3 is clamped in the limit groove 33.

Referring to fig. 2, the tool setting assembly 4 includes a first support ring 41 and a second support ring 42, the first support ring 41 is located at one end of the first die-cutting rule 2 far away from the limiting ring 23 and is coaxially and fixedly connected with the first die-cutting rule 2; the second support ring 42 is located at one end of the second die-cutting rule 3 far away from the limiting groove 33, and is coaxially and fixedly connected with the second die-cutting rule 3.

First pair of siping 411 has been seted up to one side of first support ring 41, and first pair of siping 411 runs through the thickness of first support ring 41, and second pair of siping 421 has been seted up to one side of second support ring 42, and second pair of siping 421 runs through the thickness of second support ring 42, and first pair of siping 411, second pair of siping 421 all are the rectangle.

When the tool setting device is used, the limiting ring 23 is clamped in the limiting groove 33, the first die cutting knife 2 and the second die cutting knife 3 are positioned in the axis direction through the matching of the limiting ring 23 and the limiting groove 33, the first cutting edge 22 and the second cutting edge 32 are subjected to tool setting in the axis direction, then the first die cutting knife 2 and the second die cutting knife 3 are rotated, the first pair of knife grooves 411 and the second pair of knife grooves 421 are opposite, then a rectangular tool setting block is clamped between the first pair of knife grooves 411 and the second pair of knife grooves 421, one end of the tool setting block is matched with the first pair of knife grooves 411 and clamped in the first pair of knife grooves 411, the other end of the tool setting block is matched with the second pair of knife grooves 421 and clamped in the second pair of knife grooves, so that the first die cutting knife 411 and the second die cutting knife 3 are subjected to tool setting in the circumferential direction through the tool setting block, and the first die cutting knife 2 and the second die cutting knife 3 are convenient to perform tool setting operation.

Referring to fig. 3, the transmission assembly 5 includes a first gear 51 and a second gear 52, the first gear 51 is located at one end of the first die-cutting rule 2 close to the limiting ring 23 and is coaxially and rotatably connected with the first die-cutting rule 2; the second gear 52 is located at one end of the second die-cutting rule 3 close to the limiting groove 33 and is coaxially and rotationally connected with the second die-cutting rule, and the second gear 52 is meshed with the first gear 51.

The first gear 51 is provided with more than two first adjusting holes 511, the first adjusting holes 511 penetrate through the thickness of the first gear 51, the first adjusting holes 511 are arc-shaped, and the center of the circle is located at the center of the first gear 51.

The first adjusting bolt 512 penetrates through the first adjusting hole 511, the axis direction of the first adjusting bolt 512 is the same as the axis direction of the first gear 51, the first adjusting bolt 512 is matched with the first adjusting hole 511, the bolt head is located on one side, away from the first die-cutting rule 2, of the first gear 51, and one end, close to the first die-cutting rule 2, of the first adjusting bolt 512 penetrates through the end face of the first die-cutting rule 2 and is in threaded connection with the first die-cutting rule 2.

The second gear 52 is provided with more than two second adjusting holes 521, the second adjusting holes 521 penetrate through the thickness of the second gear 52, the second adjusting holes 521 are arc-shaped, and the center of the circle is located at the center of the second gear 52.

A second adjusting bolt 522 penetrates through the second adjusting hole 521, the axial direction of the second adjusting bolt 522 is the same as the axial direction of the second gear 52, the second adjusting bolt 522 is matched with the second adjusting hole 521, the bolt head is located on one side of the second gear 52 far away from the second die-cutting rule 3, and one end of the second adjusting bolt 522, which is close to the second die-cutting rule 3, penetrates through the end surface of the second die-cutting rule 3 and is in threaded connection with the second die-cutting rule 3.

During the use, after first die-cutting rule 2 and 3 circumference tool settings of second die-cutting rule, rotate first gear 51 and second gear 52, make first gear 51 and second gear 52 realize the meshing after the tool setting, then screw up first adjusting bolt 512, second adjusting bolt 522, make first gear 51 and first die-cutting rule 2, second gear 52 and second die-cutting rule 3 fixed to make first die-cutting rule 2, second die-cutting rule 3 be convenient for realize synchronous rotation through the regulation after the tool setting.

Referring to fig. 1, a press roller 6 is arranged over the first die-cutting rule 2, two ends of the press roller 6 are respectively connected with a third supporting block 61, the third supporting block 61 is rectangular and is rotatably connected with the press roller 6, the third supporting block 61 is slidably arranged in the mounting grooves 121 of the two side plates 12, a distance is reserved between the third supporting block 61 and the first supporting block 24, and the side wall of the press roller 6 is abutted to the side wall of the first die-cutting rule 2.

The side wall of the compression roller 6 is provided with a first abdicating groove 62 and a second abdicating groove 63, the first abdicating groove 62 and the second abdicating groove 63 are both annular, the first abdicating groove 62 corresponds to and is matched with the limit ring 23, and the second abdicating groove 63 corresponds to and is matched with the first gear 51.

The side plate 12 is provided with a fixing component 7, the fixing component 7 comprises a fixing block 71 and a fixing block 72, the fixing block 72 is rectangular block-shaped and is slidably arranged in the mounting groove 121, and the fixing block 72 is located above the third supporting block 61 and is tightly abutted to the third supporting block 61.

The fixture block 71 is rectangular and is located at the top end of the fixing block 72, the fixture block 71 is tightly abutted to the fixing block 72, the length direction of the fixture block 71 is the same as the width direction of the side plate 12, one end of the length direction is rotatably connected with the top end of the side plate 12, and the rotation axis of the fixture block 71 is the same as the length direction of the side plate 12.

During the use, with fixed block 72 and third supporting shoe 61 butt, then rotate fixture block 71, make fixture block 71 rotate the fixed block 72 top, fixture block 71 applies the extrusion force to fixed block 72, the fixed block 72 applies the extrusion force to third supporting shoe 61, make fixture block 71 and the inseparable butt of fixed block 72, fixed block 72 and the inseparable butt of third supporting shoe 61, thereby make compression roller 6 be convenient for exert pressure to first die-cutting rule 2, make first die-cutting rule 2 and second die-cutting rule 3 be convenient for stably cut the material, be convenient for rapidly remove the fixed to fixed block 72 through rotating fixture block 71 simultaneously, make compression roller 6, first die-cutting rule 2, second die-cutting rule 3 be convenient for dismantle and install.

The implementation principle of the double-cutter-group die cutting device in the embodiment of the application is as follows: during the use, with second die-cutting rule 3, first die-cutting rule 2, compression roller 6 slide in proper order to mounting groove 121 in, make fixed block 72 slide in mounting groove 121 again, make spacing ring 23 joint in spacing groove 33, rotate fixture block 71, until fixture block 71 is located the fixed block 72 top, fixture block 71 exerts pressure to third supporting shoe 61 through fixed block 72, and third supporting shoe 61 exerts pressure to first die-cutting rule 2, second die-cutting rule 3 through compression roller 6.

The first pair of knife grooves 411 and the second pair of knife grooves 421 are opposite, the pair of knife blocks are clamped in the first pair of knife grooves 411 and the second pair of knife grooves 421, then the first gear 51 and the second gear 52 are rotated to enable the first gear 51 to be meshed with the second gear 52, the first adjusting bolt 512 and the second adjusting bolt 522 are screwed, materials pass through the space between the first die-cutting knife 2 and the second die-cutting knife 3, and the first cutting edge 22 and the second cutting edge 32 cut the materials at the same time, so that the materials are easily cut at multiple stations under the combined action of the first die-cutting knife 2 and the second die-cutting knife 3, and the die-cutting processing efficiency of the materials is improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a double knives group die cutting device which characterized in that: including knife rest (1), first die-cutting rule (2) and second die-cutting rule (3), first die-cutting rule (2) second die-cutting rule (3) all rotate to set up on knife rest (1) and just to setting up, a plurality of first knife grooves (21) have been seted up on first die-cutting rule (2), a plurality of second knife grooves (31) have been seted up on second die-cutting rule (3), first knife groove (21) with second knife groove (31) are the dislocation set, be provided with first cutting edge (22) in first knife groove (21), be provided with second cutting edge (32) in second knife groove (31), first cutting edge (22) with the lateral wall butt of second die-cutting rule (3), second cutting edge (32) with the lateral wall butt of first die-cutting rule (2).

2. The double blade stack die cutting apparatus of claim 1, wherein: the die cutting machine is characterized in that a limiting ring (23) is coaxially and fixedly connected onto the first die cutting tool (2), a limiting groove (33) corresponding to and matched with the limiting ring (23) is formed in the second die cutting tool (3), and the limiting ring (23) is clamped in the limiting groove (33).

3. The double blade stack die cutting apparatus of claim 1, wherein: the coaxial fixedly connected with of one end of first die-cutting rule (2) first support ring (41), the coaxial fixedly connected with second support ring (42) of one end that second die-cutting rule (3) are close to first support ring (41), first pair of sword groove (411) has been seted up on first support ring (41), second pair of sword groove (421) have been seted up on second support ring (42).

4. A double block die cutting apparatus according to claim 3, wherein: one end of the first die-cutting rule (2) far away from the first supporting ring (41) is coaxially connected with a first gear (51), one end of the second die-cutting rule (3) far away from the second supporting ring (42) is coaxially connected with a second gear (52), and the first gear (51) is meshed with the second gear (52) and the transmission ratio is 1.

5. The dual blade die cutting apparatus of claim 4, wherein: the first gear (51) is rotatably connected with the first die-cutting rule (2), a first adjusting hole (511) is formed in the first gear (51), a first adjusting bolt (512) penetrates through the first adjusting hole (511), the first adjusting bolt (512) penetrates through the end face of the first die-cutting rule (2) and is in threaded connection with the first die-cutting rule (2), and the first adjusting bolt (512) is in sliding connection with the first gear (51) and is used for enabling the first gear (51) to be fixed with the first die-cutting rule (2).

6. The double blade stack die cutting apparatus of claim 5, wherein: the second gear (52) is rotatably connected with the second die-cutting rule (3), a second adjusting hole (521) is formed in the second gear (52), a second adjusting bolt (522) penetrates through the second adjusting hole (521), the second adjusting bolt (522) penetrates through the end face of the second die-cutting rule (3) and is in threaded connection with the second die-cutting rule (3), and the second adjusting bolt (522) is in sliding connection with the second gear (52) and is used for enabling the second gear (52) to be fixed with the second die-cutting rule (3).

7. A double block die cutting apparatus according to claim 1, wherein: one side of the first die-cutting rule (2) far away from the second die-cutting rule (3) is opposite to a compression roller (6), the compression roller (6) is rotatably arranged on the tool rest (1), and the side wall of the first die-cutting rule is abutted to the side wall of the first die-cutting rule (2).

8. A double block die cutting apparatus according to claim 7, wherein: mounting groove (121) more than two have been seted up to the symmetry on knife rest (1), second die-cutting rule (3) first die-cutting rule (2) two tip of compression roller (6) slide respectively in proper order and set up in the symmetry setting in mounting groove (121), the notch department of mounting groove (121) slides and is provided with fixed block (72), fixed block (72) with the inseparable butt of tip of compression roller (6), keep away from fixed block (72) the inseparable butt in one side of compression roller (6) tip has fixture block (71), fixture block (71) with knife rest (1) rotates and is connected.

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