CN213137060U

CN213137060U - Cross cutting machine based on TPU product

Info

Publication number: CN213137060U
Application number: CN202022111139.7U
Authority: CN
Inventors: 段满祥; 张立建; 张国冲
Original assignee: Ludetong Electronic Equipment Beijing Co ltd
Current assignee: Ludetong Electronic Equipment Beijing Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-05-07
Anticipated expiration: 2030-09-23

Abstract

The application relates to a die-cutting machine based on a TPU product, which comprises a workbench, wherein a punching plate is arranged on the upper surface of the workbench, an annular cutter is arranged on the lower surface of the punching plate, and a cylinder for driving punching to move up and down is arranged on the workbench; a scrap guide pipeline is vertically arranged on the position, corresponding to the cutter, of the workbench, the inner diameter of the scrap guide pipeline is equal to the outer diameter of the cutter, and a scrap collecting box with an opening at the top is arranged at the lower end of the scrap guide pipeline; be provided with the vertical catch bar of laying in the cutter, seted up in the punching press board and held the chamber, the upper end of catch bar passes the lower lateral wall that holds the chamber and is located and holds the intracavity, has seted up the holding tank in the lower lateral wall that holds the chamber, is provided with the spring that orders about the catch bar and shift up in the holding tank, holds the intracavity and is provided with the drive assembly that intermittent type catch bar moved down. This application has the effect be convenient for make sweeps and membrane cutting piece separate and fall into in leading bits pipeline.

Description

Cross cutting machine based on TPU product

Technical Field

The application relates to the field of film cutting piece processing equipment, in particular to a die cutting machine based on a TPU product.

Background

The die cutting machine is mainly used for film cutting (full cutting, half cutting), indentation and gold stamping operation of corresponding non-metal materials, non-setting adhesive, double-sided adhesive, electronic or mobile phone rubber mats, trademark labels and the like, and is important equipment for processing and forming after printing.

The utility model discloses a chinese utility model patent that grant bulletin number is CN207465380U discloses a cross cutting machine waste discharge device, it includes the workstation, be provided with the punching press board on the workstation, punching press board intermediate position is provided with the cutter that is used for cutting the membrane and cuts the piece, the punching press board is fixed on the workstation through four cylinders, workstation one side is provided with the drive roller that is used for driving the membrane to cut a material removal, correspond the vertical exhaust pipe who is used for the discharge waste material that is provided with of position department with the cutter in the workstation, exhaust pipe bottom is provided with the suction fan.

In view of the above-mentioned related art, the inventor believes that when a cutter cuts a film cut piece, the cut waste sometimes sticks to the film cut piece, and when the power of the suction fan is low, the waste cannot be separated from the film cut piece, and therefore, a worker is often required to remove the waste on the film cut piece in the subsequent process.

SUMMERY OF THE UTILITY MODEL

In order to make the sweeps separate with the membrane cutting piece and fall into in leading the bits pipeline for the convenience, this application provides a cross cutting machine based on TPU product.

The application provides a cross cutting machine based on TPU product adopts following technical scheme:

a die-cutting machine based on a TPU product comprises a workbench, wherein a stamping plate is arranged on the upper surface of the workbench, an annular cutter is arranged on the lower surface of the stamping plate, an air cylinder for driving stamping to move up and down is arranged on the workbench, and a winding roller for driving a film cutting piece to move through from the lower part of the stamping plate is arranged on one side of the workbench;

a scrap guide pipeline is vertically arranged on the position, corresponding to the cutter, of the workbench, the inner diameter of the scrap guide pipeline is equal to the outer diameter of the cutter, and a scrap collecting box with an opening at the top is arranged at the lower end of the scrap guide pipeline; be provided with the vertical catch bar of laying in the cutter, seted up in the punching press board and held the chamber, the upper end of catch bar passes the lower lateral wall that holds the chamber and is located and holds the intracavity, has seted up the holding tank in the lower lateral wall that holds the chamber, is provided with the spring that orders about the catch bar and shift up in the holding tank, holds the intracavity and is provided with the drive assembly that intermittent type catch bar moved down.

By adopting the technical scheme, when the spring is in a natural state, the lower end of the push rod is positioned in the cutter; when a worker starts the air cylinder, the punching plate is driven to move downwards, so that the cutter is extruded on the film cutting piece, and a preset shape is cut on the film cutting piece; when a cutter on the punching plate abuts against a film cutting piece, the driving assembly is started to drive the push rod to descend, when the cutter cuts the film cutting piece, the lower end of the push rod pushes the waste chips cut by the cutter to be separated from the film cutting piece, and the waste chips are pushed into the chip guide pipeline to enter the chip collection box to wait for processing by workers; and the spring is arranged, when the driving assembly stops driving the push rod to move downwards, the push rod is under the elastic acting force of the spring, so that the lower end of the push rod returns into the cutter again.

Preferably, drive assembly is including setting up the eccentric disc in the catch bar top, and the upper end butt of global and catch bar of eccentric disc holds the diapire in chamber and has the eccentric disc pivoted motor of order about, and the output shaft rigid coupling of motor is on the eccentric disc and the centre of a circle of skew eccentric disc.

Through adopting above-mentioned technical scheme, conflict when the upper end of catch bar when the eccentric disc is apart from driving motor's farthest end, the cutter is stretched out to the lower extreme of catch bar, conflicts when the upper end of catch bar is apart from driving motor's nearest end at the eccentric disc, and the upper end of catch bar is located the cutter, and every rotation of eccentric disc is once like this, just orders about the catch bar and moves down once.

Preferably, the upper end face of the pushing rod is provided with a notch, a roller is vertically arranged in the notch, the roller is rotatably connected to the pushing rod, and the roller is tangent to the eccentric disc.

Through adopting above-mentioned technical scheme, the sliding friction with catch bar upper end and eccentric disc changes the rolling friction of gyro wheel and eccentric disc into to the process that makes eccentric disc extrusion catch bar move down is more smooth and easy.

Preferably, a control device for controlling the motor to start intermittently is arranged in the accommodating cavity, and a push switch for starting the control device is fixedly connected to the workbench.

Through adopting above-mentioned technical scheme, when the punching press board moved down to cutter and membrane cutting contact, the lower surface conflict push switch of punching press board starts controlling means to make driving motor drive eccentric disc rotate a week, realize that the catch bar moves down once.

Preferably, the lower end of the push rod is coaxially and fixedly connected with a push plate with the diameter larger than that of the push rod.

By adopting the technical scheme, the contact area between the waste chips and the waste chips is enlarged, so that the waste chips are driven to move downwards more stably.

Preferably, the upper surface that holds the chamber and extend to the punching press board forms the opening, and the upper surface of punching press board is provided with and is used for the lid to be equipped with the closing cap board, and the four corners position department of closing cap board all wears to be equipped with its fastening connecting screw on the punching press board, and the punching press board all sets up confession connecting screw male preformed hole with the closing cap board.

Through adopting above-mentioned technical scheme, the staff can twist off the connecting screw of closing cap board four corners position department, can move away the closing cap board to expose the opening, supply the staff to maintain the drive assembly who holds in the chamber.

Preferably, the stamping plate is provided with a positioning groove at the edge of the opening for accommodating the sealing cover plate.

Through adopting above-mentioned technical scheme, the preformed hole on the shrouding of being convenient for aligns with the preformed hole on the punching press board, makes things convenient for the staff to insert connecting bolt simultaneously the preformed hole of punching press board and closing cover board.

Preferably, the side walls opposite to the positioning grooves are provided with abdicating grooves.

Through adopting above-mentioned technical scheme, staff's finger stretches into in the groove of stepping down to make the finger press from both sides tightly on the lateral wall of closing cap board, then take out the closing cap board.

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

1. through the arrangement of the workbench, the punching plate, the air cylinder, the scrap guide pipeline, the scrap collecting box, the push rod, the accommodating cavity, the accommodating groove, the spring and the driving assembly, when a worker starts the air cylinder, the punching plate is driven to move downwards, so that a cutter is extruded on the film cutting piece, the driving assembly is started, the push rod is driven to descend, scraps are pushed into the scrap guide pipeline and then enter the scrap collecting box, and therefore the scraps are conveniently separated from the film cutting piece and fall into the scrap guide pipeline;

2. through the setting of eccentric disc and motor, conflict when the upper end of catch bar when the eccentric disc is apart from driving motor's farthest end, the cutter is stretched out to the lower extreme of catch bar, conflicts when the upper end of catch bar is apart from driving motor's nearest end at the eccentric disc, and the upper end of catch bar is located the cutter, and every rotation of eccentric disc is once like this, just orders about the catch bar and moves down once.

Drawings

Fig. 1 is a schematic overall structure diagram of a die cutting machine according to an embodiment of the present application.

Fig. 2 is a sectional view of a stamped plate in an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is an exploded view of the cover plate and the punch plate in the embodiment of the present application.

Description of reference numerals: 1. a work table; 11. a cylinder; 12. a scrap guide pipe; 13. a scrap collecting box; 14. a push switch; 2. stamping the plate; 21. a push rod; 211. a groove is opened; 212. a roller; 213. a rotating rod; 214. pushing the plate; 22. an accommodating chamber; 23. accommodating grooves; 24. a spring; 25. a drive assembly; 251. an eccentric disc; 252. a motor; 26. a control device; 27. an opening; 28. sealing the cover plate; 281. reserving a hole; 282. a connecting screw; 29. positioning a groove; 291. a yielding groove; 3. a cutter; 4. a placing chamber; 5. and (7) winding the roller.

Detailed Description

The embodiment of the application discloses cross cutting machine based on TPU product. Referring to fig. 1, the cross cutting machine includes workstation 1, and the top of workstation 1 is provided with punching press board 2, and the middle part of 2 lower surfaces of punching press board is provided with the annular cutter 3 of cutting the membrane cutting piece, and the rigid coupling has the cylinder 11 of ordering about punching press board 2 and reciprocating on workstation 1, and cylinder 11 is provided with four and divides the four corners position department of arranging punching press board 2 in, and one side of workstation 1 is provided with the wind-up roll that orders about the removal of membrane cutting piece, and membrane cutting piece removes towards the direction of wind-up roll through 2 below punching press boards. When the operator starts the cylinder 11, the punching plate 2 is driven to move downwards, so that the cutter 3 is extruded on the die cutting machine, and a preset shape is cut on the film cutting piece.

Referring to fig. 1 and 2, a scrap guide pipeline 12 is vertically arranged on the workbench 1 at a position corresponding to the cutter 3, the upper end of the scrap guide pipeline 12 is flush with the upper surface of the workbench 1, and the inner diameter of the scrap guide pipeline 12 is equal to the outer diameter of the cutter 3; the placing chamber has been seted up to the side that workstation 1 kept away from the wind-up roll, it is open-ended collection bits case 13 to be provided with the top in the placing chamber, collection bits case 13 is located the below of leading bits pipeline 12, be provided with vertical catch bar 21 of laying in the cutter 3, it holds chamber 22 to have seted up in the ram plate 2, it is located cutter 3 directly over to hold chamber 22, the lower lateral wall that holds chamber 22 is passed to the upper end of catch bar 21 and is located and holds chamber 22, hold the cylindrical holding tank 23 of seting up with catch bar 21 coaxial setting in chamber 22's the lower lateral wall, be provided with the spring 24 that orders about catch bar 21 to shift up in the holding tank 23, the one end rigid coupling of spring 24 is on the lateral wall of holding tank 23, the other end rigid coupling is at catch bar 21, when spring 24 is in natural state, the lower extreme of catch bar 21 is located cutter 3.

When the cutter 3 on the punching press board 2 leans on the membrane cutting piece, start drive assembly 25, order about catch bar 21 and descend, when the membrane cutting piece was cut to cutter 3, the sweeps after the lower extreme promotion cutter 3 of catch bar 21 cut separated with the membrane cutting piece to in pushing away the sweeps into guide bits pipeline 12, thereby entered into collection bits case 13, wait for the staff to handle.

Referring to fig. 2, the driving assembly 25 includes an eccentric disc 251 disposed above the push rod 21, a circumferential surface of the eccentric disc 251 abuts against an upper end of the push rod 21, a motor 252 for driving the eccentric disc 251 to rotate is fixedly connected to a bottom wall of the accommodating cavity 22, an output shaft of the motor 252 is fixedly connected to the eccentric disc 251 and deviates from a center of the eccentric disc 251, when an upper end of the push rod 21 abuts against a farthest end of the eccentric disc 251 from the driving motor 252, a lower end of the push rod 21 extends out of the cutter 3, and when an upper end of the push rod 21 abuts against a nearest end of the eccentric disc 251 from the driving motor 252, an upper end of the push rod 21 is located in the cutter 3, such that the push rod 21 is driven to move down once per rotation of the eccentric disc 251.

Referring to fig. 2 and 3, in order to reduce friction between the upper end of the push rod 21 and the circumferential surface of the eccentric disc 251, a notch 211 is formed in the upper end surface of the push rod 21, a roller 212 is vertically arranged in the notch 211, a rotating rod 213 is coaxially and fixedly connected to the roller 212, two ends of the rotating rod 213 are respectively inserted into the side walls opposite to the notch 211 and rotatably connected with the push rod 21, and the roller 212 is tangent to the eccentric disc 251, so that sliding friction between the upper end of the push rod 21 and the eccentric disc 251 is converted into rolling friction between the roller 212 and the eccentric disc 251, and a process of the eccentric disc 251 extruding the push rod 21 to move downwards is smoother.

Referring to fig. 1 and 3, a control device 26 for controlling the motor 252 to start intermittently is arranged in the accommodating cavity 22, a push switch 14 for starting the control device 26 is fixedly connected to the workbench 1, when the punching plate 2 moves downwards to the position where the cutter 3 contacts the film cutting piece, the lower surface of the punching plate 2 abuts against the push switch 14, the control device 26 is started, and therefore the driving motor 252 drives the eccentric disc 251 to rotate for a circle, and the pushing rod 21 moves downwards once.

Referring to fig. 2, in order to make the pushing plate more smoothly push the scraps to be separated from the film cut pieces, the pushing plate 214 having a diameter larger than that of the pushing rod 21 is coaxially and fixedly connected to the lower end of the pushing rod 21, so that the contact area with the scraps is increased, and the scraps are more stably driven to move down.

Referring to fig. 2 and 4, when the driving assembly 25 in the accommodating cavity 22 fails, in order to facilitate maintenance of a worker, the accommodating cavity 22 extends to the upper surface of the stamping plate 2 to form an opening 27, a cover plate 28 is disposed on the upper surface of the stamping plate 2, connection screws 282 for fastening the cover plate 28 to the stamping plate 2 penetrate through four corners of the cover plate 28, and the stamping plate 2 and the cover plate 28 are both provided with reserved holes 281 for the connection screws 282 to insert; the cover plate 28 can be removed by a worker removing the connecting screws 282 at the four corners of the cover plate 28, thereby exposing the opening 27 for the worker to repair the driving assembly 25 in the receiving chamber 22.

Referring to fig. 4, the stamping plate 2 is provided with a positioning groove 29 at the edge of the opening 27 for accommodating the cover plate 28, so that the preformed hole 281 on the sealing plate is aligned with the preformed hole 281 on the stamping plate 2, and the connecting screw 282 is conveniently inserted into the preformed hole 281 of the stamping plate 2 and the cover plate 28 by the worker.

Referring to fig. 4, in order to facilitate the worker to take out the cover plate 28 from the mounting groove, semicircular abdicating grooves 291 are formed on the opposite side walls of the positioning groove 29, and the fingers of the worker extend into the abdicating grooves 291 and are clamped on the outer side wall of the cover plate 28, and then the cover plate 28 is pulled out.

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

Claims

1. The utility model provides a cross cutting machine based on TPU product which characterized in that: the punching machine comprises a workbench (1), wherein a punching plate (2) is arranged above the workbench (1), an annular cutter (3) is arranged on the lower surface of the punching plate (2), an air cylinder (11) for driving punching to move up and down is arranged on the workbench (1), and a winding roller (5) for driving a film cutting piece to move through from the lower part of the punching plate (2) is arranged on one side of the workbench (1);

a scrap guide pipeline (12) is vertically arranged on the position, corresponding to the cutter (3), of the workbench (1), the inner diameter of the scrap guide pipeline (12) is equal to the outer diameter of the cutter (3), and a scrap collecting box (13) with an opening (27) at the top is arranged at the lower end of the scrap guide pipeline (12); be provided with vertical catch bar (21) of laying in cutter (3), seted up in ram plate (2) and held chamber (22), the lower lateral wall that holds chamber (22) is passed and is located and hold chamber (22) in the upper end of catch bar (21), has seted up holding tank (23) in the lower lateral wall that holds chamber (22), is provided with spring (24) that orders about catch bar (21) and shift up in holding tank (23), holds and is provided with drive assembly (25) that intermittent type catch bar (21) shifted down in chamber (22).

2. The die cutting machine based on the TPU product of claim 1, wherein: the driving assembly (25) comprises an eccentric disc (251) arranged above the push rod (21), the peripheral surface of the eccentric disc (251) is abutted against the upper end of the push rod (21), a motor (252) driving the eccentric disc (251) to rotate is fixedly connected to the bottom wall of the accommodating cavity (22), and an output shaft of the motor (252) is fixedly connected to the eccentric disc (251) and deviates from the circle center of the eccentric disc (251).

3. The die cutting machine based on the TPU product of claim 2, wherein: the upper end surface of the push rod (21) is provided with a notch (211), a roller (212) is vertically arranged in the notch (211), the roller (212) is rotatably connected to the push rod (21), and the roller (212) is tangent to the eccentric disc (251).

4. The die cutting machine based on the TPU product of claim 3, wherein: a control device (26) for controlling the intermittent starting of the motor (252) is arranged in the accommodating cavity (22), and a push switch (14) for starting the control device (26) is fixedly connected to the workbench (1).

5. The die cutting machine based on the TPU product of claim 4, wherein: the lower end of the push rod (21) is coaxially and fixedly connected with a push plate (214) with the diameter larger than that of the push rod (21).

6. The die cutting machine based on the TPU product of claim 1, wherein: hold upper surface that chamber (22) extended to punching press board (2) and form opening (27), the upper surface of punching press board (2) is provided with and is used for the lid to be equipped with closing cap board (28), and the four corners position department of closing cap board (28) all wears to be equipped with connecting screw (282) of its fastening on punching press board (2), and punching press board (2) and closing cap board (28) are all seted up and are supplied connecting screw (282) male preformed hole (281).

7. The die cutting machine based on the TPU product of claim 6, wherein: the punching plate (2) is provided with a positioning groove (29) used for accommodating the sealing cover plate (28) at the edge of the opening (27).

8. The die cutting machine based on the TPU product of claim 7, wherein: the side walls opposite to the positioning grooves (29) are provided with abdicating grooves (291).