CN219132574U

CN219132574U - Automatic cutting device of cutting machine

Info

Publication number: CN219132574U
Application number: CN202320999772.5U
Authority: CN
Inventors: 王睦雄; 陈图镔; 孙振鸿
Original assignee: Guangdong Shengda Technology Co ltd; Shantou Shengda Equity Investment Co ltd
Current assignee: Guangdong Shengda Technology Co ltd; Shantou Shengda Equity Investment Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-06-06
Anticipated expiration: 2033-04-28

Abstract

An automatic cutting device of a cutting machine comprises a frame, a translation frame, a front-back translation mechanism for driving the translation frame to translate back and forth, a translation seat, a left-right translation mechanism for driving the translation seat to translate left and right, and a cutting die cutting mechanism; the cutting mechanism of the cutting die comprises a lower pressing plate, a lifting mechanism for driving the lower pressing plate to lift, a cutting die assembly and a rotary driving mechanism for driving the cutting die assembly to rotate, wherein the cutting die assembly comprises a cutting die mounting plate, a cutting die and two pressing plates, and the cutting die is mounted on the cutting die mounting plate; two pressure flitch sets up in the cutting die left and right sides side by side, and the pressure flitch passes through the pressure material elastic column to be installed on the cutting die mounting panel, and the high position of pressure flitch bottom surface is less than the cutting die. The automatic cutting device not only can enable the cutting die to flexibly rotate to a required angle position to realize more accurate cutting of the material, but also can realize the compression positioning of the material to be cut part when cutting the material, ensures that the cutting die can complete the cutting action under better stress, and improves the product cutting qualification rate.

Description

Automatic cutting device of cutting machine

Technical Field

The utility model relates to the field of cutting machines, in particular to an automatic cutting device of a cutting machine.

Background

Cutting machines, also known as blanking machines, die cutting machines, etc., have been widely used for cutting nonmetallic materials such as leather, plastic, cloth, etc., into pieces of a desired shape, so as to facilitate conforming to the blanking size of the processed product.

The automatic cutting device of the existing cutting machine pushes the cutting die to move downwards through the upper and lower driving mechanism, and the material is automatically cut into sheets with required shapes one by utilizing the punching force generated by the cutting die downwards. However, such automatic cutting devices have the following drawbacks: (1) The cutting die cannot flexibly rotate to a required cutting angle in the working process, and the cutting die is often required to be stopped and adjusted, so that the operation is inconvenient and the working efficiency is reduced; (2) When the blanking is cut, the cutter die is stressed unstably, so that the problem that the jump cutter cannot completely cut the material is solved, and the product cutting reject ratio is higher.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an automatic cutting device of a cutting machine, which not only can enable a cutting die to flexibly rotate to a required angle position to realize more accurate cutting of blanking, but also can realize compaction and positioning of a part to be cut of a material when the blanking is cut, ensures that the cutting die can finish cutting action under better stress when the blanking is cut, and is beneficial to improving the cutting qualification rate of products. The technical scheme adopted is as follows:

an automatic cutting device of a cutting machine comprises a frame, a translation frame, a front-back translation mechanism for driving the translation frame to translate back and forth, a translation seat, a left-right translation mechanism for driving the translation seat to translate left and right, and a cutting die cutting mechanism; the front-back translation mechanism is arranged on the frame, the left-right translation mechanism is arranged on the translation frame, and the cutting die cutting mechanism is arranged on the translation seat; the method is characterized in that: the cutting die cutting mechanism comprises a lower pressing plate, a lifting mechanism for driving the lower pressing plate to lift, a cutting die assembly and a rotary driving mechanism for driving the cutting die assembly to rotate, wherein the lifting mechanism is arranged on the translation seat, and the rotary driving mechanism is arranged on the lower pressing plate; the cutter module comprises a cutter module mounting plate, a cutter module and two pressing plates, wherein the cutter module mounting plate is arranged at the power output end of the rotary driving mechanism, and the cutter module is arranged on the cutter module mounting plate and is arranged at the lower side of the cutter module mounting plate; the two pressing plates are arranged on the left side and the right side of the cutting die side by side, the pressing plates are arranged on the cutting die mounting plate through at least one pressing elastic column which runs up and down, and the height position of the bottom surface of the pressing plates is lower than the cutting die.

In general, the cutting machine should further include a control device necessary for general automation equipment for controlling the front-rear translation mechanism, the left-right translation mechanism, the lifting mechanism, the rotation driving mechanism, the feeding mechanism of the cutting machine, and the like.

In the automatic cutting device, the front-back translation mechanism can drive the translation frame, the left-right translation mechanism, the translation seat and the cutting die cutting mechanism to translate forwards or backwards, and the position of the cutting die cutting mechanism in the front-back direction is adjusted; the left-right translation mechanism can drive the translation seat and the cutting die cutting mechanism to translate leftwards or rightwards, and the position of the cutting die cutting mechanism in the left-right direction is adjusted; the rotary driving mechanism can drive the cutter module to rotate, so that the cutter module rotates to a required cutting angle position; the lifting mechanism can drive the lower pressing plate, the rotary driving mechanism and the cutter module to ascend or descend by a certain height, so that the cutter module and the two material pressing plates move towards or away from the part to be cut of the material.

When the automatic cutting device works, under the control of the control device, the feeding mechanism of the cutting machine conveys materials to be cut to the station of the automatic cutting device; after the position to be cut of the material reaches a station of the automatic cutting device, the feeding mechanism pauses the movement of the position to be cut of the material, and the automatic cutting device adjusts the front-back, left-right and rotation angle positions of the cutting die assembly through the front-back translation mechanism, the left-right translation mechanism, the lifting mechanism and the rotation driving mechanism respectively so that the cutting position of the cutting die is completely aligned with the position to be cut of the material; the lower pressing plate is driven by the lifting mechanism, the rotary driving mechanism and the cutter module are lowered, so that the cutter die and the two pressing plates are pressed downwards towards the part to be cut of the material, as the height position of the bottom surfaces of the two pressing plates is lower than that of the cutter die, the pressing plates are arranged on the cutter die mounting plate through the pressing elastic columns, when cutting the material, the two pressing plates can be contacted with the material to be cut firstly, the material is pressed under the elastic action of the pressing elastic columns to better fix the material, the material can be prevented from being pressed down by the rigidity of the pressing plates, the cutter die can be continuously lowered under the driving of the lifting mechanism, the material is cut into the sheet material with the required shape by the punching force generated downwards by the cutter die, the cutting action can be completed by the aid of the better stress of the cutter die when the cutting material is ensured, the cutting qualified rate of the product is improved, and the production requirement is met. After the cutting die completes one-time cutting, the position of the cutting die assembly is adjusted through the front-back translation mechanism, the left-right translation mechanism, the lifting mechanism and the rotary driving mechanism, so that the position right above the next position to be cut of the material is moved, the next cutting is prepared, and the automatic cutting device can automatically typeset and cut the material in a reciprocating manner.

As a specific scheme of the utility model, the cutting die comprises a cutting die plate and an annular cutter arranged on the bottom surface of the cutting die plate.

As a preferable mode of the utility model, the pressing plate is strip-shaped and extends in the front-rear direction; the material pressing plate is arranged on the cutting die mounting plate through two material pressing elastic columns which are arranged in parallel front and back. Therefore, the stress of the pressing plate is more uniform, and the pressing and fixing effects on materials are better.

As a further preferable scheme of the utility model, the material pressing elastic column comprises a material pressing guide shaft, a fixed sleeve, a material pressing spring and a fixed nut, wherein the fixed sleeve is arranged on the cutter die mounting plate and extends up and down, the upper end part of the fixed sleeve is provided with an upper annular block, the middle section of the material pressing guide shaft is positioned in the fixed sleeve, the middle section of the material pressing guide shaft is provided with a lower annular block, the material pressing spring is sleeved on the middle section of the material pressing guide shaft and is positioned in the fixed sleeve, and the upper end and the lower end of the material pressing spring are respectively in close contact with the upper annular block and the lower annular block; the fixed nut is arranged on the pressing guide shaft and is arranged on the upper side of the upper annular block; and the pressing plate is connected with the lower end of the pressing guide shaft. When the material pressing plate is contacted with the material in the downward moving process, the material pressing guide shaft of the material pressing elastic column can move upwards along the fixed sleeve, and applies acting force to the material pressing spring through the lower annular block to enable the material pressing spring to be compressed and deformed, at the moment, the material pressing plate can be tightly attached to the material under the elastic action of the material pressing spring, and the phenomenon that the material pressing plate is rigidly pressed down to crush the material can be avoided.

As a preferable scheme of the utility model, the front-back translation mechanism comprises two front-back translation assemblies which are arranged side by side left and right, and each front-back translation assembly comprises a front-back linear guide rail, a first straight rack, a first gear and a front-back translation motor, wherein the front-back linear guide rail and the first straight rack are both arranged on the rack and run in the front-back direction; the translation frame is arranged on the sliding blocks of the front and rear linear guide rails of the two front and rear translation assemblies; the front-back translation motor is arranged on the translation frame, and the first gear is arranged on an output shaft of the front-back translation motor and meshed with the first straight rack. Typically, the fore-and-aft translation motor employs a servo motor. When the front-back translation mechanism is required to drive the front-back translation frame to translate back and forth, the front-back translation motors of the two front-back translation assemblies synchronously operate, the two front-back translation motors respectively drive corresponding first gears to rotate forward or backward, and the first gears are driven to translate forward or backward along the corresponding first straight racks through mutual engagement between the first straight racks and the first gears and sliding fit between the front-back linear guide rails and upper sliding blocks of the first gears, so that the translation frame and the front-back translation motors, the left-right translation mechanisms, the translation seat and the cutting die cutting mechanism on the translation frame are driven to translate forward or backward together for a certain distance.

As a preferable scheme of the utility model, the left-right translation mechanism comprises a left-right translation motor, a second straight rack, a second gear and at least one left-right linear guide rail, wherein the left-right linear guide rail and the second straight rack are both arranged on the translation frame and run left and right; the translation seat is arranged on the sliding blocks of the left linear guide rail and the right linear guide rail; the left and right translation motors are arranged on the translation seat, and the second gear is arranged on the output shafts of the left and right translation motors and meshed with the second straight racks. Typically, the left-right translation motor is a servo motor. When the left-right translation mechanism is required to drive the translation seat to translate left and right, the left-right translation motor drives the second gear to rotate forward or reversely, and the first straight rack of the second gear is driven to translate left or right through the mutual engagement between the second gear and the second straight rack and the sliding fit between the left-right linear guide rail and the upper sliding block of the left-right linear guide rail, so that the translation seat and the cutting die cutting mechanism are driven to translate left or right for a certain distance.

As a preferable scheme of the utility model, the rack comprises an upper table plate and a lower box body, wherein the upper table plate is arranged above the lower box body, and the upper table plate is connected with the lower box body through a plurality of support columns; the front-back translation mechanism is arranged on the lower box body, and the left-right translation mechanism and the cutting die cutting mechanism are arranged between the upper table plate and the lower box body; the lifting mechanism comprises a supporting plate and an electric cylinder, and the supporting plate is arranged on the translation seat in a lifting manner through a first upper and lower guide mechanism and is positioned on the upper side of the translation seat; the lower pressing plate is arranged on the supporting plate in a lifting manner through a second upper and lower guide mechanism and is arranged below the supporting plate; the cylinder body of the electric cylinder is arranged on the supporting plate, the top of the cylinder body of the electric cylinder is matched with the upper table plate, and the push rod of the electric cylinder faces downwards and is connected with the lower pressing plate. During operation, the push rod of the electric cylinder pushes out to drive the lower pressing plate to descend so as to drive the rotary driving mechanism and the cutter module to stably descend, after the cutter module and the two material pressing plates press materials, the supporting plate and the electric cylinder on the supporting plate integrally ascend relative to the translation seat under the reaction force until the top of the cylinder body of the electric cylinder abuts against the upper table plate, the upper table plate supports the pushing force of the electric cylinder for cutting materials, and the push rod of the electric cylinder continues to push out so as to finish cutting materials through the cutter module. The first upper and lower guide mechanisms can guide the supporting plate, so that on one hand, the whole stress of the cutting die cutting mechanism is stable when the cutting die is used for cutting, on the other hand, the top of the electric cylinder is separated from the upper table plate to form a gap, and the front-back and left-right translational movement of the cutting die cutting mechanism is not influenced before cutting; the second upper and lower guiding mechanism can play a guiding role on the lower pressing plate, so that the lower pressing plate can stably lift relative to the supporting plate.

As a further preferable scheme of the utility model, the first upper and lower guide mechanism comprises a plurality of first guide posts and a plurality of first guide sleeves, wherein each first guide post is arranged on the translation seat and extends up and down, and each first guide sleeve is arranged on the supporting plate and is sleeved on the corresponding first guide post respectively; the second upper and lower guiding mechanism comprises a plurality of second guiding columns and a plurality of second guiding sleeves, each second guiding column is arranged on the lower pressing plate and extends up and down, and each second guiding sleeve is arranged on the supporting plate and sleeved on the corresponding second guiding column respectively.

As another preferable scheme of the utility model, the lifting mechanism comprises a supporting plate, an electric cylinder, a plurality of guide posts and a plurality of guide sleeves, wherein the supporting plate is fixedly arranged on the translation seat, a cylinder body of the electric cylinder is arranged on the supporting plate, and a push rod of the electric cylinder faces downwards and is connected with the lower pressing plate; each guide post is installed on the lower pressing plate and moves up and down, and each guide sleeve is installed on the supporting plate and sleeved on the corresponding guide post respectively. When the tool is in operation, the push rod of the electric cylinder can push out or retract to drive the lower pressing plate, the rotary driving mechanism and the tool module to descend or ascend by a certain height.

As a preferable scheme of the utility model, the rotary driving mechanism comprises a rotary motor, a driving belt pulley, a driven belt pulley and an annular synchronous belt, wherein the rotary motor is arranged on the lower pressing plate, the driving belt pulley is arranged on an output shaft of the rotary motor, the driven belt pulley is rotatably arranged on the lower pressing plate, and the annular synchronous belt is tensioned by the driving belt pulley and the driven belt pulley; the cutting die mounting plate is mounted on the driven belt wheel. During operation, the rotating motor drives the driving belt wheel to rotate, and the annular synchronous belt drives the driven belt wheel, the cutter mold mounting plate and the cutter mold to rotate for a certain angle, so that the cutter mold is rotated to a required angle.

Compared with the prior art, the utility model has the following advantages:

the automatic cutting device not only can flexibly rotate the cutting die to the required angle position to realize more accurate cutting of the material, but also can realize the compaction and positioning of the material to be cut part when cutting the material, ensures that the cutting die can finish cutting action under better stress when cutting the material, and is beneficial to improving the cutting qualification rate of products.

Drawings

Fig. 1 is a schematic structural view of an automatic cutting device according to a preferred embodiment of the present utility model.

Fig. 2 is a schematic structural view of a cutting die cutting mechanism in the automatic cutting device shown in fig. 1.

Fig. 3 is an enlarged view at a of fig. 2.

Fig. 4 is a perspective view of fig. 2.

Fig. 5 is an exploded view of fig. 4.

Detailed Description

As shown in fig. 1-5, the automatic cutting device of the cutting machine comprises a frame 1, a translation frame 2, a front-back translation mechanism 3 for driving the translation frame 2 to translate back and forth, a translation seat 4, a left-right translation mechanism 5 for driving the translation seat 4 to translate left and right, and a cutting die cutting mechanism 10; the front-back translation mechanism 3 is arranged on the frame 1, and the left-right translation mechanism 5 is arranged on the translation frame 2; the cutting die cutting mechanism 10 comprises a lower pressing plate 6, a lifting mechanism 7 for driving the lower pressing plate 6 to lift, a cutting die assembly 8 and a rotary driving mechanism 9 for driving the cutting die assembly 8 to rotate, wherein the lifting mechanism 7 is arranged on the translation seat 4, and the rotary driving mechanism 9 is arranged on the lower pressing plate 6; the cutter die assembly 8 comprises a cutter die mounting plate 81, a cutter die 82 and two material pressing plates 83, wherein the cutter die mounting plate 81 is arranged on the power output end of the rotary driving mechanism 9, and the cutter die 82 is arranged on the cutter die mounting plate 81 and is positioned at the lower side of the cutter die mounting plate 81; two pressing plates 83 are arranged on the left side and the right side of the cutting die 82 side by side, the pressing plates 83 are arranged on the cutting die mounting plate 81 through at least one pressing elastic column 84 which runs up and down, and the height position of the bottom surface of the pressing plates 83 is lower than that of the cutting die 82.

In the present embodiment, the die 82 includes a die plate 821 and an annular cutter 822 provided on the bottom surface of the die plate 821.

In this embodiment, the front-rear translation mechanism 3 includes two front-rear translation assemblies 31 disposed side by side left and right, and the front-rear translation assemblies 31 include a front-rear linear guide 311, a first rack 312, a first gear (not shown in the figure), and a front-rear translation motor 314, where the front-rear linear guide 311 and the first rack 312 are both mounted on the frame 1 and run in front-rear directions; the translation frame 2 is arranged on the sliding blocks of the front and rear linear guide rails 311 of the two front and rear translation assemblies 31; the front-rear translation motor 314 is mounted on the translation frame 2, and the first gear is mounted on the output shaft of the left-right translation motor and engaged with the first spur rack 312. The fore-and-aft translation motor 314 may employ a servo motor. The front-rear translation mechanism 3 can drive the translation frame 2, the left-right translation mechanism 5, the translation seat 4 and the cutting die cutting mechanism 10 to translate forwards or backwards, and the position of the cutting die cutting mechanism 10 in the front-rear direction is adjusted. When the front-back translation mechanism 3 is required to drive the front-back translation frame 2 to translate back and forth, the front-back translation motors 314 of the two front-back translation assemblies 31 run synchronously, the two front-back translation motors 314 respectively drive corresponding first gears to rotate forward or backward, and the first gears are driven to translate forward or backward along the corresponding first straight racks 312 through the mutual engagement between the first straight racks 312 and the first gears and the sliding fit between the front-back linear guide rail 311 and the sliding blocks on the front-back linear guide rail, so that the front-back translation frame 2 and the front-back translation motors 314 on the front-back translation frame are driven to translate the left-right translation mechanisms 5, the translation seat 4 and the cutting die cutting mechanism 10 together translate forward or backward for a certain distance.

In the present embodiment, the left-right translation mechanism 5 includes a left-right translation motor 51, a second straight rack 52, a second gear (not shown in the figure), and two left-right linear guide rails 54, where the second straight rack 52 and the two left-right linear guide rails 54 are both mounted on the translation frame 2 and run left-right; the translation seat 4 is mounted on the slide blocks 541 of the left and right linear guide rails 54; the left and right translation motors 51 are mounted on the translation seat 4, and the second gears are mounted on the output shafts of the left and right translation motors 51 and meshed with the second straight racks 52. The left-right translation mechanism 5 can drive the translation seat 4 and the cutting die cutting mechanism 10 to translate leftwards or rightwards, and the position of the cutting die cutting mechanism 10 in the left-right direction is adjusted. When the left-right translation mechanism 5 is required to drive the translation seat 4 to translate left and right, the left-right translation motor 51 drives the second gear to rotate forward or backward, and the second gear is driven to translate left or right along the corresponding first straight rack 312 through the mutual engagement between the second gear and the second straight rack 52 and the sliding fit between the left-right linear guide rail 54 and the sliding block 541 thereon, so as to drive the translation seat 4 and the cutting die cutting mechanism 10 to translate left or right for a certain distance.

In this embodiment, the rack 1 includes an upper tray 101 and a lower box 102, the upper tray 101 is disposed above the lower box 102, and the upper tray 101 and the lower box 102 are connected by a plurality of support columns 103; the front-back translation mechanism 3 is arranged on the lower box body 102, and the left-right translation mechanism 5 and the cutting die cutting mechanism 10 are arranged between the upper table plate 101 and the lower box body 102; the lifting mechanism 7 comprises a supporting plate 71 and an electric cylinder 72, the supporting plate 71 is arranged on the translation seat 4 in a lifting way through a first up-down guiding mechanism 73 and is positioned on the upper side of the translation seat 4, the first up-down guiding mechanism 73 comprises a plurality of first guiding columns 731 and a plurality of first guiding sleeves 732, each first guiding column 731 is arranged on the translation seat 4 and extends up and down, and each first guiding sleeve 732 is arranged on the supporting plate 71 and is sleeved on the corresponding first guiding column 731 respectively; the lower pressing plate 6 is installed on the supporting plate 71 in a lifting manner through a second upper and lower guiding mechanism 74 and is arranged below the supporting plate 71, the second upper and lower guiding mechanism 74 comprises a plurality of second guiding columns 741 and a plurality of second guiding sleeves 742, each second guiding column 741 is installed on the lower pressing plate 6 and extends up and down, and each second guiding sleeve 742 is installed on the supporting plate 71 and is sleeved on the corresponding second guiding column 741 respectively; the cylinder body of the electric cylinder 72 is mounted on the support plate 71, and the top of the cylinder body of the electric cylinder 72 is matched with the upper table plate 101, and the push rod of the electric cylinder 72 faces downward and is connected with the lower pressure plate 6. The lifting mechanism 7 can drive the lower platen 6, the rotary driving mechanism 9 and the die assembly 8 to rise or fall together by a certain height. When cutting and blanking is carried out, the push rod of the electric cylinder 72 can push out to drive the lower pressing plate 6 to descend, the rotary driving mechanism 9 and the cutting die assembly 8 are driven to stably descend, after the cutting die 82 and the two pressing plates 83 press materials, the supporting plate 71 and the electric cylinder 72 on the supporting plate are integrally lifted relative to the translation seat 4 under the reaction force of the supporting plate, until the top of the cylinder body of the electric cylinder 72 abuts against the upper table plate 101, the upper table plate 101 supports the pushing force of the electric cylinder 72 for cutting materials, the push rod of the electric cylinder 72 is continuously pushed out, and cutting of the materials is completed through the cutting die assembly 8. The first up-down guiding mechanism 73 can guide the supporting plate 71, so that on one hand, the whole stress of the cutting die cutting mechanism 10 can be stable when cutting blanks, and on the other hand, the top of the electric cylinder 72 can be separated from the upper table plate 101 to form a gap, and the front-back and left-right translation movement of the cutting die cutting mechanism 10 is not influenced before cutting; the second up-down guide mechanism 74 can guide the lower platen 6, and the lower platen 6 can be stably lowered relative to the support plate 71.

In the present embodiment, the pressing plate 83 is in a strip shape and extends in the front-rear direction; the pressing plate 83 is mounted on the cutter die mounting plate 81 through two pressing elastic columns 84 which are arranged side by side in front and back; the pressing elastic column 84 comprises a pressing guide shaft 841, a fixing sleeve 842, a pressing spring 843 and a fixing nut 844, the fixing sleeve 842 is arranged on the cutter die mounting plate 81 and runs up and down, an upper annular block 8421 is arranged at the upper end of the fixing sleeve 842, the middle section of the pressing guide shaft 841 is positioned in the fixing sleeve 842, a lower annular block 8411 is arranged on the middle section of the pressing guide shaft 841, the pressing spring 843 is sleeved on the middle section of the pressing guide shaft 841 and is positioned in the fixing sleeve 842, and the upper end and the lower end of the pressing spring 843 are respectively in close contact with the upper annular block 8421 and the lower annular block 8411; the fixed nut 844 is mounted on the pressing guide shaft 841 and is positioned on the upper side of the upper annular block 8421; the pressing plate 83 is connected to the lower end of the pressing guide shaft 841.

In the present embodiment, the rotary drive mechanism 9 includes a rotary electric machine 91, a driving pulley 92, a driven pulley 93, an endless timing belt 94, and a cross roller bearing 95, the rotary electric machine 91 is mounted on the lower platen 6, the driving pulley 92 is mounted on an output shaft of the rotary electric machine 91, an inner ring of the cross roller bearing 95 is fixedly mounted on the lower platen 6, the driven pulley 93 is fixedly mounted on an outer ring of the cross roller bearing 95, the driven pulley 93 is rotatably mounted on the lower platen 6, and the endless timing belt 94 is commonly tensioned by the driving pulley 92 and the driven pulley 93; the die mounting plate 81 is mounted on the driven pulley 93. The rotary drive mechanism 9 is capable of driving the die assembly 8 to rotate, rotating the die 82 to a desired angular position. In operation, the rotary motor 91 drives the driving pulley 92 to rotate, and drives the driven pulley 93, the cutter die mounting plate 81 and the cutter die 82 to rotate by a certain angle through the annular synchronous belt 94, so that the cutter die 82 is rotated to a required angle.

The working principle of the automatic cutting device of the cutting machine is briefly described below:

the cutter further includes a control device necessary for general automation equipment for controlling the front-rear translation mechanism 3, the left-right translation mechanism 5, the lifting mechanism 7, the rotation driving mechanism 9, the feeding mechanism 20 of the cutter, and the like.

In the automatic cutting device, the front-rear translation mechanism 3 can drive the translation frame 2, the left-right translation mechanism 5, the translation seat 4 and the cutting die cutting mechanism 10 to translate forwards or backwards, and the position of the cutting die cutting mechanism 10 in the front-rear direction is adjusted; the left-right translation mechanism 5 can drive the translation seat 4 and the cutting die cutting mechanism 10 to translate leftwards or rightwards, and the position of the cutting die cutting mechanism 10 in the left-right direction is adjusted; the rotary driving mechanism 9 can drive the cutter die assembly 8 to rotate so as to enable the cutter die 82 to rotate to a required angle position; the lifting mechanism 7 is used for driving the lower pressing plate 6, the rotary driving mechanism 9 and the cutting die assembly 8 to lift or lower together by a certain height.

During operation, under the control of the control device, the feeding mechanism 20 of the cutting machine conveys the material to be cut to the station of the automatic cutting device; after the position to be cut of the material reaches the station of the automatic cutting device, the feeding mechanism 20 pauses the movement of the position to be cut of the material, and the automatic cutting device adjusts the front-back, left-right and rotation angle positions of the cutter die assembly 8 through the front-back translation mechanism 3, the left-right translation mechanism 5, the lifting mechanism 7 and the rotation driving mechanism 9 respectively so that the cutting position of the cutter die 82 is completely aligned with the position to be cut of the material; the push rod of the electric cylinder 72 of the lifting mechanism 7 pushes out to drive the lower pressing plate 6 to descend so as to drive the rotary driving mechanism 9 and the cutter module 8 to descend, so that the cutter die 82 and the two pressing plates 83 are pressed downwards towards the part to be cut of the material, and because the height position of the pressing plates 83 is lower than that of the cutter die 82 and the pressing plates 83 are arranged on the cutter die mounting plate 81 through the pressing elastic columns 84, the two pressing plates 83 are firstly contacted with the material to be cut when cutting the material, and press the material under the elastic force of the pressing elastic columns 84 to better fix the material (at this time, the pressing guide shafts 841 of the two pressing elastic columns 84 respectively move upwards along the corresponding fixing sleeves 842, and apply acting force to the pressing springs 843 through the lower annular block 8411 so that the pressing plates 83 are compressed and deformed, at this time, the pressing plates 83 can be tightly attached to the material under the elastic action of the pressing springs 843), and the rigid pressing of the pressing plates 83 can be avoided; after the cutting die 82 and the two pressing plates 83 press the material, the supporting plate 71 and the electric cylinder 72 on the supporting plate are integrally lifted relative to the translation seat 4 under the reaction force of the supporting plate until the top of the cylinder body of the electric cylinder 72 abuts against the upper table plate 101, the upper table plate 101 supports the pushing force generated by cutting the material by the electric cylinder 72, the push rod of the electric cylinder 72 is continuously pushed out to drive the cutting die assembly 8 to continuously descend, the material is cut into the sheet materials with the required shape by the punching force generated by the annular cutter 822 of the cutting die 82, the cutting action can be completed by better stress of the cutting die 82 when the material is cut, the product cutting qualification rate is improved, and the production requirement is met. After the cutting die 82 completes one-time cutting, the position of the cutting die assembly 8 is adjusted through the front-rear translation mechanism 3, the left-right translation mechanism 5, the lifting mechanism 7 and the rotary driving mechanism 9, so that the cutting die assembly moves right above the next position to be cut of the material to prepare for the next cutting, and the automatic cutting device is reciprocated in such a way that the automatic typesetting and cutting can be performed on the material.

In addition, it should be noted that, in the specific embodiments described in the present specification, names of various parts and the like may be different, and all equivalent or simple changes of the structures, features and principles described in the conception of the present utility model are included in the protection scope of the present utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. An automatic cutting device of a cutting machine comprises a frame, a translation frame, a front-back translation mechanism for driving the translation frame to translate back and forth, a translation seat, a left-right translation mechanism for driving the translation seat to translate left and right, and a cutting die cutting mechanism; the front-back translation mechanism is arranged on the frame, the left-right translation mechanism is arranged on the translation frame, and the cutting die cutting mechanism is arranged on the translation seat; the method is characterized in that: the cutting die cutting mechanism comprises a lower pressing plate, a lifting mechanism for driving the lower pressing plate to lift, a cutting die assembly and a rotary driving mechanism for driving the cutting die assembly to rotate, wherein the lifting mechanism is arranged on the translation seat, and the rotary driving mechanism is arranged on the lower pressing plate; the cutter module comprises a cutter module mounting plate, a cutter module and two pressing plates, wherein the cutter module mounting plate is arranged at the power output end of the rotary driving mechanism, and the cutter module is arranged on the cutter module mounting plate and is arranged at the lower side of the cutter module mounting plate; the two pressing plates are arranged on the left side and the right side of the cutting die side by side, the pressing plates are arranged on the cutting die mounting plate through at least one pressing elastic column which runs up and down, and the height position of the bottom surface of the pressing plates is lower than the cutting die.

2. An automatic cutting apparatus of a cutting machine according to claim 1, wherein: the cutting die comprises a cutting die plate and an annular cutter arranged on the bottom surface of the cutting die plate.

3. An automatic cutting apparatus of a cutting machine according to claim 1, wherein: the material pressing plate is strip-shaped and extends along the front-back direction; the material pressing plate is arranged on the cutting die mounting plate through two material pressing elastic columns which are arranged in parallel front and back.

4. An automatic cutting apparatus of a cutting machine according to claim 3, wherein: the pressing elastic column comprises a pressing guide shaft, a fixing sleeve, a pressing spring and a fixing nut, wherein the fixing sleeve is arranged on the cutting die mounting plate and extends up and down, an upper annular block is arranged at the upper end of the fixing sleeve, the middle section of the pressing guide shaft is arranged in the fixing sleeve, a lower annular block is arranged on the middle section of the pressing guide shaft, the pressing spring is sleeved on the middle section of the pressing guide shaft and is arranged in the fixing sleeve, and the upper end and the lower end of the pressing spring are respectively in close contact with the upper annular block and the lower annular block; the fixed nut is arranged on the pressing guide shaft and is arranged on the upper side of the upper annular block; and the pressing plate is connected with the lower end of the pressing guide shaft.

5. An automatic cutting apparatus of a cutting machine according to any one of claims 1 to 4, wherein: the front-back translation mechanism comprises two front-back translation assemblies which are arranged side by side left and right, each front-back translation assembly comprises a front-back linear guide rail, a first straight rack, a first gear and a front-back translation motor, and the front-back linear guide rails and the first straight racks are arranged on the frame and run in the front-back direction; the translation frame is arranged on the sliding blocks of the front and rear linear guide rails of the two front and rear translation assemblies; the front-back translation motor is arranged on the translation frame, and the first gear is arranged on an output shaft of the front-back translation motor and meshed with the first straight rack.

6. An automatic cutting apparatus of a cutting machine according to any one of claims 1 to 4, wherein: the left-right translation mechanism comprises a left-right translation motor, a second straight rack, a second gear and at least one left-right linear guide rail, wherein the left-right linear guide rail and the second straight rack are both arranged on the translation frame and move left and right; the translation seat is arranged on the sliding blocks of the left linear guide rail and the right linear guide rail; the left and right translation motors are arranged on the translation seat, and the second gear is arranged on the output shafts of the left and right translation motors and meshed with the second straight racks.

7. An automatic cutting apparatus of a cutting machine according to any one of claims 1 to 4, wherein: the rack comprises an upper table plate and a lower box body, wherein the upper table plate is arranged above the lower box body, and the upper table plate is connected with the lower box body through a plurality of support columns; the front-back translation mechanism is arranged on the lower box body, and the left-right translation mechanism and the cutting die cutting mechanism are arranged between the upper table plate and the lower box body; the lifting mechanism comprises a supporting plate and an electric cylinder, and the supporting plate is arranged on the translation seat in a lifting manner through a first upper and lower guide mechanism and is positioned on the upper side of the translation seat; the lower pressing plate is arranged on the supporting plate in a lifting manner through a second upper and lower guide mechanism and is arranged below the supporting plate; the cylinder body of the electric cylinder is arranged on the supporting plate, the top of the cylinder body of the electric cylinder is matched with the upper table plate, and the push rod of the electric cylinder faces downwards and is connected with the lower pressing plate.

8. An automatic cutting apparatus of a cutting machine according to claim 7, wherein: the first upper and lower guide mechanism comprises a plurality of first guide posts and a plurality of first guide sleeves, each first guide post is arranged on the translation seat and extends up and down, and each first guide sleeve is arranged on the supporting plate and sleeved on the corresponding first guide post respectively; the second upper and lower guiding mechanism comprises a plurality of second guiding columns and a plurality of second guiding sleeves, each second guiding column is arranged on the lower pressing plate and extends up and down, and each second guiding sleeve is arranged on the supporting plate and sleeved on the corresponding second guiding column respectively.

9. An automatic cutting apparatus of a cutting machine according to any one of claims 1 to 4, wherein: the lifting mechanism comprises a supporting plate, an electric cylinder, a plurality of guide posts and a plurality of guide sleeves, wherein the supporting plate is fixedly arranged on the translation seat, a cylinder body of the electric cylinder is arranged on the supporting plate, and a push rod of the electric cylinder faces downwards and is connected with the lower pressing plate; each guide post is installed on the lower pressing plate and moves up and down, and each guide sleeve is installed on the supporting plate and sleeved on the corresponding guide post respectively.

10. An automatic cutting apparatus of a cutting machine according to any one of claims 1 to 4, wherein: the rotary driving mechanism comprises a rotary motor, a driving belt pulley, a driven belt pulley and an annular synchronous belt, the rotary motor is arranged on the lower pressing plate, the driving belt pulley is arranged on an output shaft of the rotary motor, the driven belt pulley is rotatably arranged on the lower pressing plate, and the annular synchronous belt is tensioned by the driving belt pulley and the driven belt pulley; the cutting die mounting plate is mounted on the driven belt wheel.