Cutting automatic flattening device and aluminum foil tape produced by the device

Abstract

The application discloses to the technical field of cutting device, specifically is a kind of cutting automatic flattening device and the aluminum foil adhesive tape produced by the device, including cutting machine body, adjusting assembly and edge flattening assembly, cutting machine body side is equipped with control cavity, the upper end of cutting machine body is horizontally equipped with flat roller away from the side of control cavity, cutting machine body upper end is equipped with aluminum foil adhesive tape, cutting assembly is movably arranged on the side of cutting machine body by switching assembly, when the position of mounting ring and cutting cutter is adjusted, it can be quickly and accurately adjusted by cooperating with adjusting assembly, then through connecting assembly, after the position of cutting cutter is adjusted, it can be quickly and automatically positioned and fixed, it is convenient to operate, in addition, when cutting assembly is normally operated, the contact wheel disc, the lever and the leveling plate of edge flattening assembly can be used to quickly and reciprocally scrape the edge of the aluminum foil adhesive tape, improve the quality and efficiency of cutting, and it is convenient to use.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cutting devices, in particular to a cutting automatic flattening device and an aluminum foil tape produced by the device. BACKGROUND

[0002] The aluminum foil tape is made of high-quality pressure-sensitive adhesive, has good adhesion, strong adhesion, anti-aging and other effects, and has good heat preservation performance, and is widely used in refrigerator, air conditioner, automobile, petrochemical, bridge, hotel, electronic and other industries.

[0003] The aluminum foil tape is divided into small rolls for sale and transportation according to different use fields during production, and a disc cutter is used in combination with a unwinding and winding mechanism during the cutting operation. During the cutting operation, the position of the disc cutter needs to be adjusted frequently according to the change of the cutting parameters. The existing disc cutter is adjusted manually and fixed, which affects the cutting efficiency, and the edge of the aluminum foil tape may be curled during unwinding and cutting, which affects the cutting operation. SUMMARY

[0004] The purpose of the present application is to provide a cutting automatic flattening device and an aluminum foil tape produced by the device to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a cutting automatic flattening device, comprising:

[0006] A cutting machine body is provided with a control cavity on one side, a flattening roller is horizontally provided on the upper end of the cutting machine body away from the control cavity, an aluminum foil tape is laid on the upper end of the cutting machine body, the lower end of the flattening roller is in contact with one side of the upper end of the aluminum foil tape, a cutting assembly is provided on the upper end of the cutting machine body on one side of the control cavity through a switching assembly, the cutting assembly comprises a cutting beam shaft and a plurality of mounting rings, each mounting ring is provided with a cutting disc on the outer circumferential side, and the mounting ring is positioned and connected with the cutting beam shaft through a connecting assembly, the connecting assembly comprises three sliding blocks and three electromagnetic generating strips, and the three sliding blocks are respectively arranged on the inner circumferential side of the mounting ring.

[0007] An adjusting assembly is movably arranged on one side in the control cavity, and the adjusting assembly comprises two movable seats and two drive lead screws, and a clamping groove is formed on the opposite side upper end of each movable seat.

[0008] An edge flattening assembly is horizontally arranged on one side of the movable seat, and the edge flattening assembly comprises an extension arm and a leveling plate, the lower end of the leveling plate is in contact with the upper end surface of the aluminum foil tape, a gap slot is formed on one side of the upper end of the extension arm, and the lower end of the cutting beam shaft is arranged in the gap slot during the cutting operation of the cutting disc.

[0009] Preferably, the switching assembly comprises two switching synchronous cylinders and two switching swing arms, the cutting machine body is horizontally provided with a first positioning pin and a second positioning pin on both sides near the control cavity, one side of the switching synchronous cylinder and the switching swing arm is movably sleeved with the first positioning pin and the second positioning pin through bearings, one side of the switching swing arm is provided with a push pin, one side of the switching synchronous cylinder is movably sleeved with the push pin through a bearing, one side of the switching swing arm away from the second positioning pin is movably sleeved with one side of the cutting beam shaft through a bearing, both sides of the control cavity are vertically provided with driving gears, both sides of the cutting beam shaft located above the control cavity are fixedly sleeved with driven gears, and the lower end of the driven gear is connected with the upper end of the driving gear when the cutting beam shaft is placed in the accommodation groove.

[0010] Preferably, three sliding grooves are symmetrically formed on the outer circumferential side of the cutting beam shaft, an electromagnetic generating strip is embedded in the lower end of each sliding groove, three sliding blocks are movably inserted into the sliding grooves, and the side of each sliding block close to the sliding groove is provided with an adsorbing iron block, and the adsorbing iron block is magnetically attracted and fixed with the electromagnetic generating strip when the cutting disc is used.

[0011] Preferably, positioning elastic sheets are embedded on both sides of the sliding block, a plurality of positioning grooves are symmetrically formed on both sides of the sliding groove, and the positioning elastic sheet is inserted into the positioning groove on one side.

[0012] Preferably, guide slides are symmetrically provided in the control cavity, guide sleeves are symmetrically provided on both sides of the two movable seats, the two guide sleeves are slidably sleeved with the two guide slides, the two movable seats are horizontally and through-provided with screw grooves and accommodation holes, the screw grooves and the accommodation holes of the two movable seats are oppositely arranged, the diameter of the accommodation hole is larger than that of the screw groove, and two driving screws are symmetrically provided in the control cavity.

[0013] Preferably, a reciprocating control groove is formed in one side of the extension arm and communicated with the accommodation groove, contact wheel discs are vertically provided in the reciprocating control groove through rotation shafts on both sides, a push connecting shaft is horizontally and eccentrically provided in the two contact wheel discs, a reciprocating push rod is movably sleeved on the push connecting shaft, a pushing rod is movably connected to the reciprocating push rod on one side through a pin shaft, a guide groove is horizontally and through-provided in one side of the reciprocating control groove and communicated with the extension arm, the pushing rod is horizontally and movably provided in the guide groove on one side, and the outer circumferential sides of the two contact wheel discs are in contact with the outer circumferential side of the cutting beam shaft.

[0014] Preferably, an oscillation groove is formed in the lower end of one side of the extension arm close to the edge of the aluminum foil tape, a vertical shaft is vertically provided in the oscillation groove on one side through a bearing, and the leveling plate is connected to the vertical shaft on one side.

[0015] Preferably, a horizontal communication guide groove is arranged on one side of the swing groove, a plurality of engagement tooth grooves are symmetrically arranged on the side of the driving lever close to the guide groove, a swing gear is horizontally arranged on one side of the driving lever, and the swing gear is inserted into the guide groove and connected with the engagement tooth groove.

[0016] Preferably, the width of the clamping groove is equal to the length of the cutting disc from the edge of the mounting ring, when the position of the cutting disc needs to be precisely adjusted, the cutting beam shaft is located directly above the movable seat, the two movable seats are arranged by clamping the lower end of the mounting ring through the clamping grooves, an adaptive scale line is horizontally arranged on one side of the control cavity, and the movable seat is provided with a numerical reading module on the side close to the adaptive scale line, and the numerical reading module horizontally points to the adaptive scale line.

[0017] An aluminum foil tape is cut and produced by the automatic cutting and flattening device, the aluminum foil tape comprises double-layer aluminum foil, a kraft paper layer, a fire-retardant layer, a tensile layer and a kraft paper layer are sequentially arranged in the interlayer of the double-layer aluminum foil from top to bottom, the thickness of the aluminum foil is 6-10 um, the weight of the kraft paper layer is 70-80 g / m2, the fire-retardant layer is coated with fire-retardant hot melt adhesive, the coating thickness is 5-6 um, and the tensile layer is bonded with superfine glass fiber.

[0018] Compared with the prior art, the beneficial effects of the present application are:

[0019] The cutting assembly is movably arranged on one side of the cutting machine body through the switching assembly, when the positions of the mounting ring and the cutting disc need to be adjusted, the cutting disc can be quickly and accurately adjusted in cooperation with the adjusting assembly, then the cutting disc can be quickly and automatically positioned and fixed after the position adjustment through the connecting assembly, the operation is convenient, in addition, when the cutting assembly is normally operated, the edge of the aluminum foil tape can be quickly and reciprocally scraped and flattened by the contact wheel disc, the driving lever and the leveling plate of the edge flattening assembly, the quality and efficiency of cutting are improved, and the use is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the present application;

[0021] Figure 2 It is a schematic diagram of A part of the present application; Figure 1

[0022] Figure 3 It is a schematic diagram of the frame structure of the present application;

[0023] Figure 4 It is a schematic diagram of B part of the present application; Figure 3

[0024] Figure 5 It is a schematic diagram of the movable seat connecting structure of the present application;

[0025] Figure 6 ​​The installation ring connection sectional view of the present application;

[0026] Figure 7 The installation ring structure schematic diagram of the present application Figure 6

[0027] Figure 8 The installation ring structure schematic diagram of the present application

[0028] Figure 9 The extension arm and cutting beam shaft cooperation schematic diagram of the present application

[0029] Figure 10 The reciprocating push rod and the push lever connection sectional view of the present application

[0030] Figure 11 The D position schematic diagram of the present application Figure 10

[0031] The swing gear cooperation connection schematic diagram of the present application Figure 12

[0032] The cutting cutter position adjustment state schematic diagram of the present application Figure 13

[0033] The polishing block setting schematic diagram of the present application Figure 14 In the figure: cutting machine body 1, aluminum foil tape 2, control cavity 3, flat roller 4, switching synchronous cylinder 5, switching swing arm 6, cutting beam shaft 7, driven gear 8, driving gear 9, movable seat 10, guide sliding sleeve 11, guide sliding rod 12, screw slot 13, let go of the hole 14, drive screw 15, extension arm 16, let go of the slot 17, installation ring 18, cutting cutter 19, sliding groove 20, electromagnetic generation strip 21, sliding block 22, adsorption iron block 23, positioning elastic sheet 24, positioning groove 25, contact wheel disc 26, push connecting shaft 27, reciprocating push rod 28, push lever 29, meshing tooth groove 30, vertical shaft 31, leveling plate 32, swing gear 33, clamping groove 34, storage guide groove 35, adaptive push rod 36, guide supporting plate 37, polishing block 38, adaptive scale line 39, numerical value reading module 40.

[0034] DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0036] Please refer to the drawings in the embodiments of the present application Figures 1-14 The present application provides the following five preferred embodiments.​​

[0037] Embodiment one

[0038] A cutting automatic flattening device, the cutting machine body 1 is provided with a control cavity 3 on one side, the upper end of the cutting machine body 1 is provided with a flat roller 4 horizontally away from the side of the control cavity 3, the upper end of the cutting machine body 1 is provided with an aluminum foil tape 2, the lower end of the flat roller 4 is in contact with one side of the upper end of the aluminum foil tape 2, the upper end of the cutting machine body 1 on one side of the control cavity 3 is provided with a cutting assembly through a switching assembly, the cutting assembly includes a cutting beam shaft 7 and a plurality of mounting rings 18, the outer circumferential side of the mounting ring 18 is provided with a cutting cutter 19, the mounting ring 18 is positioned and connected with the cutting beam shaft 7 through a connecting assembly, the connecting assembly includes three sliding blocks 22 and three electromagnetic generating strips 21, the three sliding blocks 22 are respectively arranged on the inner circumferential side of the mounting ring 18, the switching assembly includes two switching synchronous cylinders 5 and two switching swing arms 6, the two sides of the cutting machine body 1 close to the control cavity 3 are respectively provided with a first positioning pin and a second positioning pin horizontally, one side of the switching synchronous cylinder 5 and the switching swing arm 6 is respectively connected with the first positioning pin and the second positioning pin through a bearing, one side of the switching swing arm 6 is provided with a push pin, one side of the switching synchronous cylinder 5 is connected with the push pin through a bearing, one side of the switching swing arm 6 away from the second positioning pin is connected with one side of the cutting beam shaft 7 through a bearing, two sides of the control cavity 3 are vertically provided with a driving gear 9, two sides of the cutting beam shaft 7 above the control cavity 3 are fixedly connected with a driven gear 8, when the cutting beam shaft 7 is placed in the let go slot 17, the lower end of the driven gear 8 is connected with the upper end of the driving gear 9, the outer circumferential side of the cutting beam shaft 7 is symmetrically provided with three sliding grooves 20, the lower end of the sliding groove 20 is embedded with an electromagnetic generating strip 21, the three sliding blocks 22 are respectively inserted into the sliding groove 20, the side of the sliding block 22 close to the sliding groove 20 is provided with an adsorbing iron block 23, and the adsorbing iron block 23 is magnetically fixed with the electromagnetic generating strip 21 during use of the cutting cutter 19, the two sides of the sliding block 22 are embedded with a positioning elastic piece 24, the two sides of the sliding groove 20 are symmetrically provided with a plurality of positioning grooves 25, and one side of the positioning elastic piece 24 is inserted into the positioning groove 25, the driving gear 9 can control the high-speed rotation of the movable seat 10, and the cutting operation of the aluminum foil tape 2 is completed.

[0039] Embodiment two

[0040] On the basis of embodiment one, the movable seat 10 is movably adjusted, the adjusting assembly is movably arranged in one side of the control cavity 3, the adjusting assembly comprises two movable seats 10 and two driving lead screws 15, and the opposite side upper ends of the two movable seats 10 are both provided with clamping grooves 34, the control cavity 3 is horizontally and symmetrically provided with guide slides 12 on two sides, the two movable seats 10 are both symmetrically provided with guide sleeves 11 on two sides, the two guide sleeves 11 are respectively slidably sleeved with the two guide slides 12, the two movable seats 10 are both horizontally provided with lead screw grooves 13 and let-position holes 14, the lead screw grooves 13 and the let-position holes 14 of the two movable seats 10 are oppositely arranged, the diameter of the let-position hole 14 is larger than that of the lead screw groove 13, the control cavity 3 is horizontally and symmetrically provided with two driving lead screws 15, the two driving lead screws 15 are respectively arranged through the lead screw grooves 13 and the let-position holes 14 on the opposite sides of the two movable seats 10, the two guide slides 12 serve as the stable guide of the movable seat 10, and the two driving lead screws 15 respectively control the two movable seats 10 to move oppositely or reversely, so that the movable control is realized when the cutting and installation ring 18 of the aluminum foil adhesive tape 2 with different widths is movably adjusted.

[0041] Embodiment three

[0042] On the basis of embodiment two, the edge of the aluminum foil tape 2 is flattened, and the edge flattening assembly is horizontally arranged on one side of the movable seat 10. The edge flattening assembly includes an extension arm 16 and a leveling plate 32. The lower end of the leveling plate 32 is in contact with the upper end of the aluminum foil tape 2. A clearance slot 17 is formed on one side of the upper end of the extension arm 16. When the cutting knife disc 19 is in cutting operation, the lower end of the cutting beam shaft 7 is placed in the clearance slot 17. A reciprocating control slot is formed on one side of the extension arm 16. Two contact wheel discs 26 are vertically arranged in the reciprocating control slot through self-rotating shafts. A push connecting shaft 27 is horizontally eccentrically arranged in the two contact wheel discs 26. A reciprocating push rod 28 is movably connected to the push connecting shaft 27. A push rod 29 is movably connected to one side of the reciprocating push rod 28 through a pin shaft. A guide slot is formed in one side of the reciprocating control slot and horizontally extends through the extension arm 16. The push rod 29 is horizontally movably arranged in the guide slot. The outer circumferential side of the contact wheel disc 26 is in contact with the outer circumferential side of the cutting beam shaft 7. A damping anti-skid pad can be arranged on the outer circumferential side of the contact wheel disc 26. When the cutting beam shaft 7 rotates, the contact wheel disc 26 rotates. A swing slot is formed on one side of the lower end of the extension arm 16 close to the edge of the aluminum foil tape 2. A vertical shaft 31 is vertically arranged in one side of the swing slot through a bearing. One side of the leveling plate 32 is connected to the vertical shaft 31. The guide slot is horizontally connected to one side of the swing slot. A plurality of meshing tooth grooves 30 are symmetrically formed on one side of the push rod 29 close to the guide slot. A swing gear 33 is horizontally arranged on one side of the push rod 29. The swing gear 33 is inserted into the guide slot and connected to the meshing tooth groove 30. When the cutting beam shaft 7 rotates at high speed, the cutting beam shaft 7 is in contact with the contact wheel disc 26, driving the contact wheel disc 26 to rotate synchronously. At this time, the contact wheel disc 26 drives the reciprocating push rod 28 and the push rod 29 to reciprocate in the extension arm 16 under the eccentric action of the push connecting shaft 27. Then, the push rod 29 drives the vertical shaft 31 and the leveling plate 32 connected to the swing gear 33 through the meshing tooth groove 30 to reciprocate, thereby pressing and flattening the edge of the passing aluminum foil tape 2.

[0043] A movable scraping strip can be arranged at the lower end of the leveling plate 32. The movable scraping strip is in contact with the edge of the upper end of the aluminum foil tape 2 through a spring, thereby flattening the edge of the aluminum foil tape 2.

[0044] Embodiment four

[0045] On the basis of embodiment three, the position of the mounting ring 18 on the cutting beam shaft 7 is adjusted, the width of the clamping groove 34 is equal to the length of the edge of the mounting ring 18 away from the cutting disc 19, when precise adjustment of the position of the cutting disc 19 is required, the cutting beam shaft 7 is directly above the movable seat 10, the two movable seats 10 are arranged below the lower end of the mounting ring 18 through the clamping groove 34, one side of the control cavity 3 is horizontally provided with an adaptive scale line 39, and the side of the movable seat 10 close to the adaptive scale line 39 is provided with a numerical reading module 40, and the numerical reading module 40 horizontally points to the adaptive scale line 39, when different widths of aluminum foil tape 2 need to be slitting, the synchronous cylinder 5 is switched to push and control the switching swing arm 6, so that the cutting beam shaft 7 is synchronously moved, when the cutting beam shaft 7 is rotated to the half position along the second positioning pin, the two drive screws 15 control the two movable seats 10 to reach the position of the mounting ring 18 and the cutting disc 19 respectively, then the switching swing arm 6 continues to rotate, the cutting beam shaft 7 is on the upper end of the two movable seats 10, and the two sides of the mounting ring 18 are inserted into the two clamping grooves 34, at this time, the two movable seats 10 are moved together, the position of the mounting ring 18 and the cutting disc 19 is adjusted, and under the cooperation of the numerical reading module 40 and the adaptive scale line 39, the position adjustment precision is high, and the adjustment operation is convenient;

[0046] When the cutting disc 19 is moved, the positioning spring 24 is first automatically positioned in the positioning groove 25, after all the cutting discs 19 are adjusted, the electromagnetic generating strip 21 is electrified to simultaneously electromagnetically attract and fix the plurality of cutting discs 19, and the sliding block 22 and the mounting ring 18 can be made of hard non-magnetic material.

[0047] Embodiment five

[0048] On the basis of embodiment four, the grinding assembly is arranged to perform controllable grinding operation on the cutting disc 19, improve the durability of the cutting disc 19, and avoid the inconvenience of frequent replacement, the receiving guide groove 35 is arranged at the lower end of the clamping groove 34, the adaptive push rod 36 is vertically arranged at the lower end of the receiving guide groove 35, the guide supporting plate 37 is horizontally arranged at the upper end of the adaptive push rod 36, the receiving guide groove 35 is arranged through the movable seat 10 on one side, the grinding block 38 is vertically arranged at the upper end of the guide supporting plate 37, and the upper end of the grinding block 38 is inclined, when the two movable seats 10 clamp the mounting ring 18, the two grinding blocks 38 are located below the two sides of the cutting disc 19, when the adaptive push rod 36 is lifted, the two grinding blocks 38 can be adaptively contacted with the cutting disc 19 according to the pressure sensor, then the drive gear 9 connected with the driven gear 8 is arranged on one side of the cutting beam shaft 7 directly above the movable seat 10, when the cutting disc 19 is contacted with the grinding block 38, the cutting edge of the cutting disc 19 is ground, the durability of the cutting is improved, and the three electromagnetic generating strips 21 are connected by the existing technology of the rotating conductive slip ring.

[0049] The aluminum foil adhesive tape is produced by cutting through a cutting automatic flattening device. The aluminum foil adhesive tape comprises double-layer aluminum foil, and a kraft paper layer, a flame-retardant layer, a tensile layer and a kraft paper layer are sequentially arranged in the interlayer of the double-layer aluminum foil from top to bottom. The aluminum foil has a thickness of 6-10 um. The kraft paper layer has a weight of 70-80 g / m2. The flame-retardant layer is coated with flame-retardant hot melt adhesive, and has a coating thickness of 5-6 um. The tensile layer is an ultra-fine glass fiber filament.

[0050] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and changes can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A cutting auto-leveling device characterized by: The cutting automatic flattening device comprises: The cutting machine body (1) is provided with a control cavity (3) on one side, a flat roller (4) is horizontally arranged on the side of the upper end of the cutting machine body (1) away from the control cavity (3), an aluminum foil tape (2) is arranged on the upper end of the cutting machine body (1), the lower end of the flat roller (4) is in contact with one side of the upper end of the aluminum foil tape (2), a cutting assembly is arranged on the upper end of the cutting machine body (1) on the side of the control cavity (3) through a switching assembly, the cutting assembly comprises a cutting beam shaft (7) and a plurality of mounting rings (18), the outer circumferential side of each mounting ring (18) is provided with a cutting cutter (19), the mounting ring (18) is positioned and connected with the cutting beam shaft (7) through a connecting assembly, the connecting assembly comprises three sliding blocks (22) and three electromagnetic generating strips (21), and the inner circumferential side of each mounting ring (18) is respectively provided with a sliding block (22); An adjusting assembly is movably arranged on one side in the control cavity (3), the adjusting assembly comprises two movable seats (10) and two drive screws (15), and the opposite side of each movable seat (10) is provided with a clamping groove (34) on the upper end; An edge flattening assembly is horizontally arranged on one side of the movable seat (10), the edge flattening assembly comprises an extension arm (16) and a leveling plate (32), the lower end of the leveling plate (32) is in contact with the upper end surface of the aluminum foil tape (2), the upper end of the extension arm (16) is provided with a clearance slot (17) on one side, and when the cutting cutter (19) is in cutting operation, the lower end of the cutting beam shaft (7) is arranged in the clearance slot (17); The switching assembly comprises two switching synchronous cylinders (5) and two switching swing arms (6), the two sides of the cutting machine body (1) close to the control cavity (3) are respectively horizontally provided with a first positioning pin and a second positioning pin, one side of the switching synchronous cylinder (5) and the switching swing arm (6) is respectively movably sleeved with the first positioning pin and the second positioning pin through a bearing, one side of the switching swing arm (6) is provided with a pushing pin, one side of the switching synchronous cylinder (5) is movably sleeved with the pushing pin through a bearing, one side of the switching swing arm (6) away from the second positioning pin is movably sleeved with one side of the cutting beam shaft (7) through a bearing, and the two sides in the control cavity (3) are vertically provided with drive gears (9), the two sides of the cutting beam shaft (7) above the control cavity (3) are fixedly sleeved with driven gears (8), and when the cutting beam shaft (7) is arranged in the clearance slot (17), the lower end of the driven gear (8) is meshed and connected with the upper end of the drive gear (9); The outer circumferential side of the cutting beam shaft (7) is symmetrically provided with three sliding grooves (20), the lower end of each sliding groove (20) is embedded with an electromagnetic generating strip (21), and the three sliding blocks (22) are movably inserted into the sliding grooves (20), respectively, one side of each sliding block (22) close to the sliding groove (20) is provided with an adsorbing iron block (23), and the adsorbing iron block (23) is magnetically attracted and fixed with the electromagnetic generating strip (21) when the cutting cutter (19) is used; The two sides of the sliding block (22) are embedded with positioning elastic sheets (24), and the two sides of the sliding groove (20) are symmetrically provided with a plurality of positioning grooves (25), and one side of the positioning elastic sheet (24) is inserted into the positioning groove (25). The extension arm (16) is located on one side of the positioning slot (17) and is communicated with a reciprocating control groove, and two contact wheel plates (26) are vertically arranged on both sides of the reciprocating control groove through rotation shafts, a push connecting shaft (27) is horizontally eccentric arranged in the two contact wheel plates (26), a reciprocating push rod (28) is movably sleeved on the push connecting shaft (27), a push rod (29) is movably connected on one side of the reciprocating push rod (28) through a pin shaft, a guide groove is formed in one side of the reciprocating control groove and extends through the extension arm (16), and the push rod (29) is movably arranged in the guide groove on one side; the outer circumferential sides of the two contact wheel plates (26) are in contact with the outer circumferential side of the cutting beam shaft (7). The extension arm (16) is located on one side of the positioning slot (17) and is communicated with a reciprocating control groove, and two contact wheel plates (26) are vertically arranged on both sides of the reciprocating control groove through rotation shafts, a push connecting shaft (27) is horizontally eccentric arranged in the two contact wheel plates (26), a reciprocating push rod (28) is movably sleeved on the push connecting shaft (27), a push rod (29) is movably connected on one side of the reciprocating push rod (28) through a pin shaft, a guide groove is formed in one side of the reciprocating control groove and extends through the extension arm (16), and the push rod (29) is movably arranged in the guide groove on one side; the outer circumferential sides of the two contact wheel plates (26) are in contact with the outer circumferential side of the cutting beam shaft (7). The extension arm (16) is located on one side of the positioning slot (17) and is communicated with a reciprocating control groove, and two contact wheel plates (26) are vertically arranged on both sides of the reciprocating control groove through rotation shafts, a push connecting shaft (27) is horizontally eccentric arranged in the two contact wheel plates (26), a reciprocating push rod (28) is movably sleeved on the push connecting shaft (27), a push rod (29) is movably connected on one side of the reciprocating push rod (28) through a pin shaft, a guide groove is formed in one side of the reciprocating control groove and extends through the extension arm (16), and the push rod (29) is movably arranged in the guide groove on one side; the outer circumferential sides of the two contact wheel plates (26) are in contact with the outer circumferential side of the cutting beam shaft (7).

2. The cutting auto-leveling device of claim 1, wherein: The control cavity (3) is horizontally and symmetrically provided with two guide sliding rods (12) on both sides, and the two movable seats (10) are symmetrically provided with two guide sliding sleeves (11) on both sides. The two guide sliding sleeves (11) are respectively slidably sleeved with the two guide sliding rods (12), and the two movable seats (10) are horizontally and throughly provided with a screw groove (13) and a clearance hole (14). The screw groove (13) and the clearance hole (14) of the two movable seats (10) are oppositely arranged, the diameter of the clearance hole (14) is larger than that of the screw groove (13), and the control cavity (3) is horizontally and symmetrically provided with two drive screws (15). The two drive screws (15) are respectively arranged through the screw grooves (13) and the clearance holes (14) on the opposite sides of the two movable seats (10).

3. A cutting auto-leveling device according to claim 2, characterized in that: The width of the clamping groove (34) is equal to the length of the cutting cutter (19) from the edge of the mounting ring (18), when the position of the cutting cutter (19) needs to be accurately adjusted, the cutting beam shaft (7) is located above the movable seat (10), the two movable seats (10) are respectively arranged by clamping the lower end of the mounting ring (18) through the clamping groove (34), one side of the control cavity (3) is horizontally provided with an adaptive scale line (39), and the movable seat (10) is provided with a numerical reading module (40) on one side close to the adaptive scale line (39), and the numerical reading module (40) horizontally points to the adaptive scale line (39).

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