CN210999486U - Material belt stepping cutting device - Google Patents

Abstract

The utility model relates to a material belt stepping cutting device, wherein two cutting rotary drums for cutting a material belt are arranged on an arrangement wall body; the two cutting rotary drums are arranged up and down, cutting tools are arranged on the upper cutting rotary drum in a protruding mode, the two cutting rotary drums are divided into a main rotary drum and an auxiliary rotary drum, and the cutting tools are arranged on the main rotary drum; the rotating shaft on the main rotating drum is set as a main rotating shaft, and the rotating shaft on the auxiliary rotating drum is set as an auxiliary rotating shaft; the arrangement wall body is provided with a material discharging rotary drum and a material receiving rotary drum; the discharging drum is sleeved with a discharging disc, and an uncut material belt is wound on the discharging disc; the material receiving drum is sleeved with a material receiving disc, and the cut material belt is wound on the material receiving disc; the arrangement wall body is provided with an arrangement frame used for arranging the two cutting rotary drums on the arrangement wall body; the driving motor which drives the material belt to advance and the cutting rotary drum to rotate is set as a stepping motor. The utility model discloses have the effect that the interval between the tablet that lets cut out on the material area is littleer.

Description

Material belt stepping cutting device

Technical Field

The utility model belongs to the technical field of the technique of material area processing equipment and specifically relates to a step-by-step cutting device is taken to material is related to.

Background

The heat conducting graphite sheet is a novel heat conducting and radiating material, and the heat conducting graphite sheet has a very obvious heat conducting and radiating effect, and is widely applied to electronic products such as rop, IXD TV, notewood PC, UMPC, Flat Panel Display, MPU, Projector, Power Supply, L ED and the like, and is also one of the most popular heat radiating sticking films for mobile phones at present.

On the production line of heat conduction graphite flake, the heat conduction graphite flake is generally attached to strip material and is gone up through a processing district, and the initial width in strip material area is generally broad to be applied to the heat conduction graphite flake of different model sizes, so after attaching to the heat conduction graphite flake of fixed model size, need cut strip material area, reduce its width, so that the processing of follow flow waterline after.

In the process of producing the material strap, after the graphite sheets are arranged on the lining paper, the graphite sheets are generally required to be pressed on the lining paper, and the graphite sheets are connected with the lining paper more firmly through multi-stage pressing and cutting. After the arrangement of the graphite flakes is completed, winding the graphite material belt on a material collecting disc, collecting the material, and completing the production of the graphite flake material belt.

In the process of cutting the material area, the material area generally advances at the uniform velocity, and after the cutting rotary drum, the cutting rotary drum cuts the material area. However, the rotation of the cutting drum and the movement of the material strip are all constant, so that when the material strip is cut, the distance between the material sheets cut from the material strip is too large, and more waste materials are generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a step-by-step cutting device in material area when cutting the material area, drives the cutting rotary drum with step motor and rotates and take the material motion, lets the interval between the material piece of cutting out on the material area littleer.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a material belt stepping cutting device is characterized in that two cutting drums for cutting a material belt are mounted on a layout wall; the two cutting rotary drums are arranged up and down, cutting tools are arranged on the upper cutting rotary drum in a protruding mode, the two cutting rotary drums are divided into a main rotary drum and an auxiliary rotary drum, and the cutting tools are arranged on the main rotary drum; the rotating shaft on the main rotating drum is set as a main rotating shaft, and the rotating shaft on the auxiliary rotating drum is set as an auxiliary rotating shaft;

the arrangement wall body is provided with a material discharging rotary drum and a material receiving rotary drum; the discharging drum is sleeved with a discharging disc, and an uncut material belt is wound on the discharging disc; the material receiving drum is sleeved with a material receiving disc, and the cut material belt is wound on the material receiving disc;

the arrangement wall body is provided with an arrangement frame used for arranging the two cutting rotary drums on the arrangement wall body;

the driving motor which drives the material belt to advance and the cutting rotary drum to rotate is set as a stepping motor.

Through adopting above-mentioned technical scheme, will drive the material area and advance and drive cutting rotary drum pivoted driving motor and set up to step motor, the advancing of material area is marching form, and the cutting rotary drum also is marching cutting mode moreover, and the interval between the tablet of cutting on the material area when letting the cutting material area is littleer.

The utility model discloses further set up to: a main rotating shaft on the main rotating drum is connected with an output shaft of the driving motor, and a connecting assembly is arranged between the main rotating shaft and the output shaft;

the connecting assembly comprises a connecting hole formed in one end of the output shaft and a connecting rod arranged on one end of the main rotating shaft in a protruding mode, and the connecting rod is inserted into the connecting hole and is in plug-in fit with the connecting hole.

Through adopting above-mentioned technical scheme, under coupling assembling's effect, the connection between main pivot and the output shaft is for dismantling the connection, and the staff of being convenient for links together main rotary drum and driving motor.

The utility model discloses further set up to: a limiting component for preventing the connecting rod from being separated from the connecting hole is arranged at the connecting rod and the connecting hole;

the limiting assembly comprises a through hole formed in the output shaft, and the through hole is communicated with the connecting hole; and seted up the restriction groove on the connecting rod, wear to be equipped with the restriction pole in the restriction groove, fixedly connected with restriction spring in the restriction groove moreover, the one end fixed connection of restriction spring is at the tank bottom in restriction groove, and other end fixed connection is served at the restriction pole.

Through adopting above-mentioned technical scheme, after the connecting rod inserts in the connecting hole, restriction groove aligns with the through-hole, and the restriction pole is worn out from the through-hole moreover. The limiting rod is in contact with the inner wall of the through hole, so that the connecting rod and the connecting hole can be connected together through clamping of the limiting rod and the through hole. When the connecting rod is required to be pulled out of the connecting hole, a worker only needs to press the limiting rod and press the limiting rod into the limiting groove, so that the limiting rod is separated from the through hole, the limiting rod and the through hole can be clamped to the connecting rod and the connecting hole, and the worker only needs to pull the connecting rod to take the connecting rod out of the connecting hole. Under the effect of restriction subassembly, the connecting rod is when pegging graft the cooperation with the connecting hole, and the joint of the two can receive restriction pole and through-hole, lets the grafting of connecting rod and connecting hole more firm stable.

The utility model discloses further set up to: the arrangement frame comprises a bottom plate and two installation plates vertically connected to the bottom plate, and the bottom plate is installed on the arrangement wall body;

two cutting drums are arranged between two mounting plates, the cutting drums being arranged perpendicular to the mounting plates.

Through adopting above-mentioned technical scheme, under the effect of arranging the frame, the cutting rotary drum is installed on arranging the wall body more easily.

The utility model discloses further set up to: the arrangement frame is provided with an adjusting component for adjusting the distance between the main rotary drum and the auxiliary rotary drum;

the adjusting assembly comprises an installation through groove formed in the installation plate, an adjusting screw rod penetrating through the installation plate and an adjusting block arranged in the installation through groove and sleeved on the adjusting screw rod;

the adjusting screw rod penetrates through the mounting through groove, one end of the adjusting screw rod is rotatably connected with part of the mounting plate between the main rotary drum and the mounting through groove, and the other end of the adjusting screw rod penetrates out of the bottom plate;

the adjusting block is fixedly connected with an auxiliary rotating shaft on the auxiliary rotating drum and is in threaded connection with the adjusting screw rod.

Through adopting above-mentioned technical scheme, when the staff rotated the regulation lead screw, the regulation lead screw upper cover was established the regulating block and is being adjusted on the lead screw, the installation is led to the inslot and is removed along adjusting lead screw length direction to make vice rotary drum move to the direction of being close to or keeping away from main rotary drum.

The utility model discloses further set up to: a synchronous component is arranged on the lower side of the bottom plate;

the synchronous component comprises a fixed rod fixedly connected to the lower side of the bottom plate, a synchronous plate is fixedly connected to the fixed rod, and the synchronous plate and the bottom plate are arranged in parallel; a synchronous rod rotatably connected with the synchronous plate penetrates through the synchronous plate, a synchronous driving gear is fixedly connected to one end of the synchronous rod, which is positioned between the synchronous plate and the bottom plate, and the synchronous driving gear is lapped on the synchronous plate;

the synchronous assembly further comprises a synchronous driven gear fixedly connected to the adjusting screw rod, the synchronous driven gear is connected with the synchronous driving gear, and the synchronous driving gear drives the synchronous driven gear to rotate.

Through adopting above-mentioned technical scheme, when adjusting the height at vice rotary drum both ends, the staff rotates the synchronizing lever, and the synchronizing lever drives synchronous driving gear and rotates, and synchronous driving gear drives synchronous driven gear and rotates when rotating to drive two regulation lead screws and rotate in step.

The utility model discloses further set up to: and the circle center distances between the synchronous driving gear and the synchronous driven gear are the same.

Through adopting above-mentioned technical scheme, let two synchronous driven gear can not lead to the condition of desynchronization to appear because of the distance difference.

The utility model discloses further set up to: the synchronous driving gear and the synchronous driven gear are connected together through a toothed belt, and the toothed belt is sleeved on the synchronous driving gear and the synchronous driven gear.

Through adopting above-mentioned technical scheme, through setting up the cingulum, when vice rotary drum length is longer, need not set up too big gear and also can realize two synchronous rotations of adjusting the lead screw.

The utility model discloses further set up to: two limiting strips which are arranged in parallel are arranged on the synchronous plate in a protruding mode.

Through adopting above-mentioned technical scheme, let the cingulum remain throughout and hug closely with synchronous driving gear and synchronous driven gear.

The utility model discloses further set up to: the arrangement frame is of a detachable structure.

Through adopting above-mentioned technical scheme, the staff of being convenient for will arrange the frame and install on arranging the wall body.

To sum up, the utility model discloses a beneficial technological effect does:

1. the driving motor which drives the material belt to advance and drives the cutting drum to rotate is set as the stepping motor, so that the distance between the material sheets cut from the material belt is smaller when the material belt is cut;

2. the driving motor and the cutting rotary drum are convenient to mount by arranging the connecting assembly;

3. the limiting assembly is arranged, so that the connection between the driving motor and the cutting rotary drum is firmer;

4. the distance between the two cutting rotary drums is convenient to adjust by arranging the adjusting assembly;

5. through setting up synchronous subassembly, let two regulation lead screws can synchronous revolution.

Drawings

FIG. 1 is a schematic view of the whole of a belt production apparatus in this embodiment;

FIG. 2 is a schematic view of the wall arrangement according to the present embodiment;

FIG. 3 is a schematic view of a cutting drum according to the present embodiment;

fig. 4 is an exploded view of the arrangement shelf in the present embodiment;

FIG. 5 is a schematic view of the cutting drum connected to a driving motor in this embodiment;

FIG. 6 is an exploded view of the cutting drum of this embodiment connected to a drive motor;

FIG. 7 is a schematic structural diagram of the connection between the cutting drum and the driving motor in the present embodiment;

FIG. 8 is a diagram illustrating a synchronization module according to an embodiment;

FIG. 9 is a schematic view of the synchronizing assembly of the present embodiment with the toothed belt removed.

In the figure, 1, arranging a wall; 101. a slot; 2. cutting the rotary drum; 201. a main drum; 202. a secondary drum; 203. a main rotating shaft; 204. an auxiliary rotating shaft; 3. a discharging rotary drum; 4. a material receiving rotary drum; 5. placing a tray; 6. a material receiving disc; 7. arranging a rack; 701. a base plate; 702. mounting a plate; 703. a jack; 704. inserting a rod; 705. a support bar; 8. a drive motor; 9. a connecting assembly; 901. connecting holes; 902. a connecting rod; 10. a restraining component; 1001. a through hole; 1002. a limiting groove; 1003. a restraining bar; 1004. a restraining spring; 11. an adjustment assembly; 1101. installing a through groove; 1102. adjusting the lead screw; 1103. an adjusting block; 12. a synchronization component; 1201. fixing the rod; 1202. a synchronization board; 1203. a synchronization lever; 1204. a synchronous driving gear; 1205. a synchronous driven gear; 1206. a toothed belt; 1207. and a restriction strip.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a step-by-step cutting device is taken to material installs two cutting rotary drums 2 that are used for cutting the material area on arranging wall body 1.

Referring to fig. 4, two cutting drums 2 are arranged one above the other, and a cutting tool is provided protruding from the upper cutting drum 2. The strip of material passes between the two cutting drums 2. During the passage of the material web between the two cutting drums 2, the material web is cut by the cutting tools on the cutting drums 2. In order to distinguish the two cutting drums 2, the two cutting drums 2 are divided into a main drum 201 and a sub drum 202, and a cutting tool is provided on the main drum 201. The main drum 201 and the auxiliary drum 202 are provided with rotating shafts, and in order to distinguish the rotating shafts, the rotating shaft on the main drum 201 is set as a main rotating shaft 203, and the rotating shaft on the auxiliary drum 202 is set as an auxiliary rotating shaft 204.

Referring to fig. 3, a discharging drum 3 and a receiving drum 4 are installed on the arrangement wall 1. The discharging drum 3 is sleeved with a discharging disc 5, and the uncut material belt is wound on the discharging disc 5. The material receiving drum 4 is sleeved with a material receiving disc 6, and the cut material belt is wound on the material receiving disc 6.

Referring to fig. 2 and 4, an arrangement rack 7 for arranging two cutting drums 2 on the arrangement wall 1 is provided on the arrangement wall 1. The arrangement rack 7 comprises a bottom plate 701, the bottom plate 701 is inserted into the arrangement wall 1, a slot 101 for inserting the bottom plate 701 is formed in the arrangement wall 1, and the bottom plate 701 is connected to the arrangement wall 1 in an insertion mode, so that a worker can conveniently install the bottom plate 701 on the arrangement wall 1.

Two mounting plates 702 are vertically inserted into the bottom plate 701, two rows of insertion holes 703 are formed in the bottom plate 701, a plurality of insertion rods 704 used for being inserted into the insertion holes 703 are arranged on the mounting plates 702 in a protruding mode, and the number of the insertion rods 704 is the same as that of the insertion holes 703. The bottom plate 701 is connected with the mounting plate 702 in an inserting mode, so that workers can conveniently splice the bottom plate 701 and the mounting plate 702 together.

Two cutting drums 2 are arranged between two mounting plates 702, the cutting drums 2 are arranged perpendicular to the mounting plates 702, and the main shafts on the cutting drums 2 are rotatably connected to the mounting plates 702. A plurality of support rods 705 for assisting the bottom plate 701 are fixedly connected to the arrangement wall 1, and the plurality of support rods 705 are in contact with the lower surface of the bottom plate 701 to support the bottom plate 701, so that the whole arrangement rack 7 has greater stability.

In order to make the interval between two adjacent material sheets on the material belt smaller in the material belt cutting process, referring to fig. 4 and 5, a driving motor 8 for driving the material belt to advance and driving the cutting drum 2 to rotate is set as a stepping motor. The driving motor 8 is connected with the main drum 201 to drive the main drum 201 to rotate.

Referring to fig. 6 and 7, a main rotating shaft 203 on the main drum 201 is connected with an output shaft of the driving motor 8, and a connecting assembly 9 is arranged between the main rotating shaft 203 and the output shaft. Under coupling assembling 9's effect, the connection between main pivot 203 and the output shaft is for dismantling the connection, and the staff of being convenient for links together main rotary drum 201 and driving motor 8.

The connecting assembly 9 includes a connecting hole 901 formed at one end of the output shaft and a connecting rod 902 protruding from one end of the main rotating shaft 203, and the connecting rod 902 is inserted into the connecting hole 901 and is in plug-in fit with the connecting hole 901.

A restricting member 10 for preventing the connecting rod 902 from coming out of the connecting hole 901 is provided at the connecting rod 902 and the connecting hole 901. The limiter assembly 10 includes a through hole 1001 provided on the output shaft, and the through hole 1001 communicates with the connection hole 901. A limiting groove 1002 is formed in the connecting rod 902, a limiting rod 1003 penetrates through the limiting groove 1002, a limiting spring 1004 is fixedly connected to the limiting groove 1002, one end of the limiting spring 1004 is fixedly connected to the bottom of the limiting groove 1002, and the other end of the limiting spring is fixedly connected to one end of the limiting rod 1003. When the restricting spring 1004 is in a balanced state, one end of the restricting lever 1003 passes out of the restricting groove 1002, and when the restricting spring 1004 is compressed, the restricting lever 1003 can be completely fitted into the restricting groove 1002.

After the connecting rod 902 is inserted into the connecting hole 901, the restricting groove 1002 is aligned with the through hole 1001, and the restricting rod 1003 passes out of the through hole 1001. The restricting bar 1003 contacts the inner wall of the through hole 1001, so that the connecting bar 902 and the connecting hole 901 can be connected together by the snap-fit of the restricting bar 1003 and the through hole 1001. When connecting rod 902 needs to be pulled out from connecting hole 901, the worker can release the engagement between connecting rod 902 and connecting hole 901 by limiting rod 1003 and through hole 1001 only by pressing limiting rod 1003 and pressing limiting rod 1003 into limiting groove 1002 to separate limiting rod 1003 from through hole 1001, and can pull connecting rod 902 out from connecting hole 901 only by pulling connecting rod 902. Under the effect of limiting assembly 10, when connecting rod 902 is in inserting fit with connecting hole 901, the connection between the connecting rod 902 and connecting hole 901 is clamped by limiting rod 1003 and through hole 1001, so that the inserting connection between connecting rod 902 and connecting hole 901 is firmer and more stable.

In actual use, the size of the main drum 201 may be changed according to the actual thickness of the material strip, the size of the cutting tool may be changed, different types of material sheets may be cut, and the distance between the main drum 201 and the auxiliary drum 202 may need to be adjusted according to the actual thickness of the material strip. When the model of the main drum 201 is changed, the main drum 201 is detached from the mounting plates 702 and replaced with a new main drum 201, and the new main drum 201 is mounted between the two mounting plates 702 and connected to the driving motor 8.

In order to be able to adjust the distance between the main drum 201 and the sub drum 202, referring to fig. 3 and 4, an adjustment assembly 11 for adjusting the distance between the main drum 201 and the sub drum 202 is provided on the arrangement frame 7.

The adjusting assembly 11 includes an installation through slot 1101 formed on the installation plate 702, an adjusting screw 1102 passing through the installation plate 702, and an adjusting block 1103 disposed in the installation through slot 1101 and sleeved on the adjusting screw 1102.

The installation through groove 1101 is a strip-shaped groove, the installation plate 702 is a rectangular plate, and the length direction of the installation through groove 1101 is the same as the length direction of the installation plate 702. When the mounting plate 702 is mounted on the bottom plate 701 and the main drum 201 is mounted on the mounting plate 702, the main drum 201 is mounted on the upper side of the mounting through-groove 1101 without contacting the mounting through-groove 1101.

When the mounting plate 702 is connected with the base plate 701, the adjusting screw 1102 vertically penetrates through the mounting plate 702 from the base plate 701 and penetrates through the middle of the mounting through groove 1101, and the length direction of the adjusting screw 1102 is the same as that of the mounting through groove 1101. The length of the adjusting screw 1102 is greater than that of the mounting through groove 1101, the adjusting screw 1102 penetrates through the mounting through groove 1101, one end of the adjusting screw is rotatably connected with a part of the mounting plate 702 between the main drum 201 and the mounting through groove 1101, and the other end of the adjusting screw passes through the bottom plate 701.

The adjusting block 1103 is fixedly connected to the secondary rotating shaft 204 of the secondary drum 202, and is threadedly connected to the adjusting screw 1102.

When the worker rotates the adjusting screw 1102, the adjusting screw 1102 is sleeved on the adjusting block 1103 and moves along the length direction of the adjusting screw 1102 on the adjusting screw 1102 and in the installation through groove 1101, so that the auxiliary drum 202 moves in a direction approaching or departing from the main drum 201.

When the worker adjusts the position of the sub drum 202, the worker needs to adjust the positions of the adjusting blocks 1103 at the two ends of the sub drum 202, and in order to enable the worker to enable the adjusting blocks 1103 at the two ends of the sub drum 202 to advance at a uniform speed, the moving distances are the same, and the synchronizing assembly 12 is arranged on the lower side of the bottom plate 701.

Referring to fig. 8 and 9, the synchronizing assembly 12 includes a fixing rod 1201 fixedly coupled to the lower side of the base plate 701, and a synchronizing plate 1202 fixedly coupled to the fixing rod 1201, the synchronizing plate 1202 being disposed in parallel with the base plate 701. A synchronization rod 1203 rotatably connected with the synchronization plate 1202 is arranged on the synchronization plate 1202 in a penetrating manner, the synchronization rod 1203 penetrates through the synchronization plate 1202, a synchronization driving gear 1204 is fixedly connected to one end of the synchronization rod 1203, which is located between the synchronization plate 1202 and the bottom plate 701, and the synchronization driving gear 1204 is lapped on the synchronization plate 1202.

The synchronizing assembly 12 further includes a synchronizing driven gear 1205 fixedly connected to the adjusting screw 1102, the synchronizing driven gear 1205 is connected to a synchronizing driving gear 1204, and the synchronizing driving gear 1204 drives the synchronizing driven gear 1205 to rotate. The pitch of the centers of the synchronous driving gear 1204 and the synchronous driven gear 1205 is the same.

When the heights of the two ends of the auxiliary rotary drum 202 are adjusted, a worker rotates the synchronizing rod 1203, the synchronizing rod 1203 drives the synchronizing driving gear 1204 to rotate, and the synchronizing driving gear 1204 drives the synchronizing driven gear 1205 to rotate when rotating, so that the two adjusting screw rods 1102 are driven to rotate synchronously.

In this embodiment, the synchronous driving gear 1204 and the synchronous driven gear 1205 are connected together through a toothed belt 1206, the toothed belt 1206 is sleeved on the synchronous driving gear 1204 and the synchronous driven gear 1205, and the synchronous driving gear 1204 rotates to drive the synchronous driven gear 1205 to rotate through the toothed belt 1206. By providing the toothed belt 1206, when the sub drum 202 is long, the two adjusting screws 1102 can rotate synchronously without providing an excessively large gear.

Two restricting strips 1207 arranged in parallel are projected from the synchronizing plate 1202, and the restricting strips 1207 are brought into contact with the toothed belt 1206 to hold the toothed belt 1206 therebetween, thereby keeping the toothed belt 1206 in close contact with the synchronizing drive gear 1204 and the synchronizing driven gear 1205 at all times.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (10)

1. The utility model provides a step-by-step cutting device in material area which characterized in that: two cutting drums (2) for cutting the material belt are arranged on the arrangement wall body (1); the two cutting rotary drums (2) are arranged up and down, cutting tools are arranged on the upper cutting rotary drum (2) in a protruding mode, the two cutting rotary drums (2) are divided into a main rotary drum (201) and an auxiliary rotary drum (202), and the cutting tools are arranged on the main rotary drum (201); a rotating shaft on the main rotating drum (201) is set as a main rotating shaft (203), and a rotating shaft on the auxiliary rotating drum (202) is set as an auxiliary rotating shaft (204);

a material discharging rotary drum (3) and a material receiving rotary drum (4) are arranged on the arrangement wall body (1); the discharging drum (3) is sleeved with a discharging disc (5), and an uncut material belt is wound on the discharging disc (5); the receiving drum (4) is sleeved with a receiving disc (6), and the cut material belt is wound on the receiving disc (6);

the arrangement wall body (1) is provided with an arrangement frame (7) used for arranging the two cutting rotary drums (2) on the arrangement wall body (1);

the driving motor (8) which drives the material belt to advance and the cutting rotary drum (2) to rotate is set as a stepping motor.

2. The strip material step cutting device according to claim 1, wherein: a main rotating shaft (203) on the main rotating drum (201) is connected with an output shaft of the driving motor (8), and a connecting assembly (9) is arranged between the main rotating shaft (203) and the output shaft;

the connecting assembly (9) comprises a connecting hole (901) formed in one end of the output shaft and a connecting rod (902) arranged on one end of the main rotating shaft (203) in a protruding mode, and the connecting rod (902) is inserted into the connecting hole (901) and is in plug-in fit with the connecting hole (901).

3. A strip of material step-by-step cutting apparatus as claimed in claim 2, wherein: a limiting component (10) for preventing the connecting rod (902) from being separated from the connecting hole (901) is arranged at the connecting rod (902) and the connecting hole (901);

the limiting assembly (10) comprises a through hole (1001) formed in the output shaft, and the through hole (1001) is communicated with the connecting hole (901); and a limiting groove (1002) is formed in the connecting rod (902), a limiting rod (1003) penetrates through the limiting groove (1002), a limiting spring (1004) is fixedly connected into the limiting groove (1002), one end of the limiting spring (1004) is fixedly connected to the bottom of the limiting groove (1002), and the other end of the limiting spring is fixedly connected to one end of the limiting rod (1003).

4. The strip material step cutting device according to claim 1, wherein: the arrangement rack (7) comprises a bottom plate (701) and two installation plates (702) vertically connected to the bottom plate (701), and the bottom plate (701) is installed on the arrangement wall body (1);

two cutting drums (2) are arranged between two mounting plates (702), the cutting drums (2) being arranged perpendicular to the mounting plates (702).

5. A strip of material step cutting apparatus as claimed in claim 4, wherein: the arrangement frame (7) is provided with an adjusting component (11) for adjusting the distance between the main rotary drum (201) and the auxiliary rotary drum (202);

the adjusting assembly (11) comprises an installation through groove (1101) formed in the installation plate (702), an adjusting lead screw (1102) arranged on the installation plate (702) in a penetrating mode and an adjusting block (1103) arranged in the installation through groove (1101) and sleeved on the adjusting lead screw (1102);

the adjusting screw rod (1102) penetrates through the mounting through groove (1101), one end of the adjusting screw rod is rotatably connected with a part of the mounting plate (702) between the main drum (201) and the mounting through groove (1101), and the other end of the adjusting screw rod penetrates through the bottom plate (701);

the adjusting block (1103) is fixedly connected with an auxiliary rotating shaft (204) on the auxiliary rotating cylinder (202) and is in threaded connection with the adjusting screw rod (1102).

6. A strip of material step cutting apparatus as claimed in claim 5, wherein: a synchronizing component (12) is arranged on the lower side of the bottom plate (701);

the synchronizing assembly (12) comprises a fixing rod (1201) fixedly connected to the lower side of the bottom plate (701), a synchronizing plate (1202) is fixedly connected to the fixing rod (1201), and the synchronizing plate (1202) is arranged in parallel with the bottom plate (701); a synchronous rod (1203) rotatably connected with the synchronous plate (1202) is arranged on the synchronous plate (1202) in a penetrating manner, the synchronous rod (1203) penetrates through the synchronous plate (1202), a synchronous driving gear (1204) is fixedly connected to one end, located between the synchronous plate (1202) and the bottom plate (701), of the synchronous rod (1203), and the synchronous driving gear (1204) is lapped on the synchronous plate (1202);

the synchronizing assembly (12) further comprises a synchronous driven gear (1205) fixedly connected to the adjusting screw rod (1102), the synchronous driven gear (1205) is connected with a synchronous driving gear (1204), and the synchronous driving gear (1204) drives the synchronous driven gear (1205) to rotate.

7. A strip of material step cutting apparatus as claimed in claim 6, wherein: the center distance between the synchronous driving gear (1204) and the synchronous driven gear (1205) is the same.

8. A strip of material step cutting apparatus as claimed in claim 6, wherein: the synchronous driving gear (1204) and the synchronous driven gear (1205) are connected together through a toothed belt (1206), and the toothed belt (1206) is sleeved on the synchronous driving gear (1204) and the synchronous driven gear (1205).

9. The strip material step cutting device according to claim 8, wherein: two parallel limiting strips (1207) are arranged on the synchronous plate (1202) in a protruding mode.

10. The strip material step cutting device according to claim 1, wherein: the arrangement frame (7) is of a detachable structure.

Images