CN218802798U - A die-cutting device - Google Patents

Abstract

The utility model relates to a cutting device relates to the technical field of wrapping bag cross cutting, and it includes the box, one of them side level of box is provided with the recess, and the opposite side is provided with the feed inlet, the box is located the position department level of feed inlet is provided with the feed roller, the both ends of feed roller all are provided with the closing device who compresses tightly plastic film, the box is located keep away from in the recess be provided with the cutterbar that cuts plastic film in the position of feed inlet, and it is a pair of be provided with the guide roll between the closing device. This application carries out the cutting device who cuts to plastic film fast through the setting to utilize the closing device at feed roller both ends to expand plastic film's both ends, prevent that it from taking place the fold, effectively improved plastic film's production quality.

Description

A die-cutting device

technical field

The present application relates to the technical field of die-cutting of packaging bags, in particular to a die-cutting device.

Background technique

Die-cutting machine, also known as beer machine, cutting machine, CNC punching machine, is mainly used for die-cutting, indentation and Bronzing work. The die-cutting machine uses steel knives, metal molds, and steel wires to apply a certain pressure through the platen to roll and cut printed products or cardboard into a certain shape. It is an important equipment for post-press packaging processing.

With the progress and development of society, the use of packaging bags is becoming more and more extensive. When the current packaging bag is produced, it is usually to use a die-cutting machine to cut the processed plastic film into a packaging bag of a certain shape. However, when the current die-cutting machine cuts the plastic film, because the outer surface of the roller of the die-cutting machine is usually a smooth surface, it is easy to fold it during the cutting process of the plastic film, thus producing wrinkles after processing, resulting in The quality of the product has declined and needs to be improved.

Utility model content

In order to improve the quality of the packaging bag, the application provides a die-cutting device.

A die-cutting device provided by the application adopts the following technical scheme:

A die-cutting device, comprising a box body, one side of the box body is horizontally provided with a groove, and the other side is provided with a feeding port, and the box body is horizontally provided with a feeding port at the position of the feeding port. A material roller, both ends of the feed roller are provided with a pressing device for pressing the plastic film, and the box is located in the groove far away from the feed port and is provided with a device for pressing the plastic film. A cutter for cutting, and a guide roller is arranged between a pair of said pressing devices.

By adopting the above-mentioned technical scheme, when cutting the plastic film, the plastic film is moved toward the position of the groove along the feed roller at the feed port of the box body, and at the same time, the two ends of the plastic film are pressed by the pressing device. Tightly fit in the groove. Then the plastic film gradually moves towards the direction of the guide roller, and moves to the position of the cutter through the guide roller, and utilizes the cutter to cut the plastic film quickly and heartily to complete the cutting process of the plastic film. The die-cutting device for quickly cutting the plastic film is provided, and the two ends of the plastic film are unfolded by using the pressing device at both ends of the feed roller to prevent wrinkles, and the production quality of the plastic film is effectively improved.

Optionally, the pressing device includes a pressing plate and a conveyor belt located at the lower end of the pressing plate, the pressing plate is horizontally arranged in the groove and extends along the width direction of the box, the upper end of the pressing plate is provided with The connecting rod piercing the upper wall of the groove, the upper end of the connecting rod is provided with a telescopic mechanism, and is fixedly connected to the inner wall of the box through the telescopic mechanism, and the lower ends of the two ends of the pressing plate are vertically provided with support The lower end of the support rod is horizontally fixed with a support plate, and the conveyor belt is sleeved on the support plate.

By adopting the above-mentioned technical scheme, when the plastic film is flattened, the pressing plate is driven to move vertically downward by controlling the telescopic mechanism, and at the same time, the pressing plate drives the support bar and the support plate to move downward together, and at the same time, the The conveyor belt moves downward gradually with the movement of the support plate and the pressure plate, and presses against one end of the plastic film to quickly flatten the plastic film, improving the convenience of the plastic film flattening process.

Optionally, the telescopic mechanism includes several telescopic rods, which are connected end to end, and are hinged, and the telescopic rods at the uppermost end are connected to the inner wall of the box. The telescopic rod at the lowermost end is connected to the top of the connecting rod in rotation, and the outer side of the box is horizontally pierced with a handle fixedly connected to the connecting rod.

By adopting the above technical solution, when the pressing plate is controlled to move, the handle is controlled to move vertically, and the connecting rod is driven to move vertically together. At the same time, several telescopic rods hinged on the upper end of the connecting rod gradually rotate along the hinged ends of the connecting rod as the connecting rod moves, using several telescopic rods to adjust the distance between the connecting rod and the top of the box, so as to control the movement of the pressure plate and quickly move the The conveyor belt is pressed against the plastic film, which improves the ease of use of the pressing plate.

Optionally, the box body is provided with an opening for the handle to move.

By adopting the above technical solution, by providing an opening on the box body, the handle can be moved conveniently at the opening of the box body, thereby improving the convenience of use of the handle.

Optionally, the outer side of the conveyor belt is covered with a non-slip rubber sleeve.

By adopting the above technical solution, by setting the anti-slip rubber sleeve on the outside of the conveyor belt, it is possible to prevent the conveyor belt from slipping when the plastic film moves, causing wrinkles in the plastic film, and improving the production quality of the plastic film.

Optionally, the feed roller includes a pair of pressure rollers and a rotating shaft between the pair of pressure rollers, and the box is vertically provided with a fixed rod on the side of the inner wall of the groove close to the feed inlet , the horizontal rotation of the rotating shaft is arranged at the lower end of the fixed rod, and a pair of the pressing rollers are respectively horizontally rotating and located at both ends of the rotating shaft. The bottom end of the pressure roller is provided with a spring.

By adopting the above technical solution, when the connecting rod is controlled to move horizontally, when the connecting rod moves horizontally toward the inner side of the box, the side wall of the conveyor belt pushes the sleeve to move toward the pressure roller and compresses the spring. At the same time, when the plastic film is unfolded, the rotating shaft rotates horizontally along the fixed rod, and drives a pair of pressure rollers to rotate together, so as to quickly flatten the plastic film and improve the convenience of use of the feed roller.

Optionally, the cutter includes a cutting blade and a lifting mechanism that controls the vertical movement of the cutting blade, the lifting mechanism is fixed on the box, and the cutting blade is fixed on the lower end of the lifting mechanism .

By adopting the above technical scheme, when cutting the plastic film, the plastic film located in the groove is quickly cut by using the lifting mechanism to control the cutting blade to move vertically, so that the plastic film cutting process can be quickly realized, and the plastic film cutting process can be improved. The convenience of the process.

Optionally, the lifting mechanism includes a motor, a lead screw and a nut, the motor horizontally rotates through the side wall of the box, and the end of the motor shaft located inside the box is fixedly provided with a bevel gear , the inner wall of the upper end of the box body is provided with a transmission gear meshed with the bevel gear for horizontal rotation, the lead screw is vertically fixed in the transmission gear, and the nut is sleeved on the lead screw On the outer wall, the other end of the nut is vertically fixed with a lifting rod, the lower end of the lifting rod passes through the box, and the cutting blade is fixedly arranged at the lower end of the lifting rod.

By adopting the above technical scheme, when cutting the plastic film, by controlling the motor to rotate, the bevel gear fixed on the shaft end of the motor rotates with the motor, and drives the transmission gear meshed with the bevel gear to rotate horizontally, so that the lead screw follows the Rotate together with the transmission gear. At the same time, the nut set on the outer wall of the lead screw gradually moves along the thread on the lead screw with the rotation of the lead screw. The nut drives the lifting rod to move vertically. At the same time, the cutting blade fixed at the lower end of the lifting rod moves vertically Move, quickly cut the plastic film, improve the convenience of the plastic film cutting process.

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

1. By setting up a die-cutting device for quickly cutting the plastic film, and using the pressing device at both ends of the feed roller to spread the two ends of the plastic film to prevent it from wrinkling, the production quality of the plastic film is effectively improved;

2. By setting up a pair of pressing devices that can adjust the distance, they can be quickly pressed on the plastic film, and the pressing device is controlled to move by using a telescopic mechanism with a specific structure, so as to improve the convenience of use of the pressing device.

3. By setting up a conveniently controlled lifting mechanism and using the motor to drive the lead screw to control the cutting blade to move back and forth, the plastic film can be cut quickly to improve the convenience of the plastic film cutting process.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application.

FIG. 2 is a schematic structural view of the overall back surface in the embodiment of the present application.

Fig. 3 is an overall front view of the embodiment of the present application.

Fig. 4 is a cross-sectional view of the overall structure in the embodiment of the present application.

Fig. 5 is a schematic structural view of the feed roller in the embodiment of the present application.

Explanation of reference signs: 1, box body; 11, groove; 12, feed port; 13, opening; 2, feed roller; 21, pressure roller; 22, rotating shaft; 23, fixed rod; 24, casing; 25, spring; 3, pressing device; 31, pressure plate; 32, conveyor belt; 33, connecting rod; 34, telescopic mechanism; 341, telescopic rod; 342, handle; 35, support rod; 36, support plate; Anti-slip rubber sleeve; 4, cutter; 41, cutting blade; 42, lifting mechanism; 421, motor; 422, lead screw; 423, nut; 424, bevel gear; 425, transmission gear; 426, lifting rod; 5, guide roll.

Detailed ways

The present application will be described in further detail below in conjunction with accompanying drawings 1-5.

The embodiment of the application discloses a die-cutting device.

Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of die-cutting device comprises box body 1, and the inside of box body 1 is hollow-shaped setting, and wherein one side of box body 1 is provided with groove 11, and the other side of box body 1 A feed port 12 is provided, and the feed port 12 communicates with the bottom wall of the groove 11 . A feed roller 2 for releasing the plastic film is arranged horizontally at the position of the feed port 12 of the box body 1 , and a pressing device 3 for flattening the plastic film is provided at both ends of the feed roller 2 . At the same time, a guide roller 5 is arranged between a pair of hold-down devices 3 .

When the plastic film is cut, by putting the plastic film along the feed port 12, and utilizing the feed roller 2 to make the plastic film move towards the opening of the groove 11 through the feed port 12, while using the pressing device 3. Compress the two ends of the plastic film to flatten the two ends of the plastic film to prevent it from wrinkling, and then use the guide roller to control the plastic film to move towards the other end of the groove 11.

Referring to FIGS. 1 and 3 , the pressing device 3 includes a pressing plate 31 and a conveyor belt 32 . The pressing plate 31 is horizontally arranged at the position where the box body 1 is located in the groove 11 , and extends along the width direction of the box body 1 . Simultaneously the upper end of pressing plate 31 is vertically provided with and is provided with connecting rod 33, and the upper end of connecting rod 33 is provided with telescopic mechanism 34 that is fixed on the casing 1, and controls pressing plate 31 to move vertically by telescopic mechanism 34. A handle 342 is also arranged horizontally on the side wall of the pressing plate 31, and an opening 13 for the handle 342 to move horizontally and vertically is arranged at one end of the box body 1, so that the connecting rod 33 is moved by controlling the handle 342. The two ends of the lower end surface of the pressing plate 31 are all vertically provided with support rods 35, the lower end surfaces of a pair of support rods 35 are horizontally provided with a support plate 36, the conveyor belt 32 is sleeved on the support plate 36, and the outside of the conveyor belt 32 is sleeved with The anti-skid rubber pad utilizes the friction of the anti-skid rubber pad to provide friction to the plastic film, preventing the conveyor belt 32 from sliding when it is pressed against the plastic film.

When the two ends of the plastic film are flattened, by controlling the handle 342 to move vertically, the connecting rod 33 is driven to move vertically. The lower wall gradually moves, and at the same time, the support plate 36 and the conveyor belt 32 sleeved on the support plate 36 move towards the position close to the lower wall of the groove 11 along with the movement of the connecting plate, and the plastic film is pressed against the groove. Between the slot 11 and the conveyor belt 32.

Referring to FIG. 3 , the telescopic mechanism 34 includes a plurality of telescopic rods 341 , the several telescopic rods 341 are connected at the ends, and the telescopic rods 341 and the telescopic rods 341 are all hinged. The uppermost telescopic rod 341 is hinged to the inner wall of the box body 1 , and the lowermost telescopic rod 341 is hinged to the upper end of the connecting rod 33 .

When the handle 342 is controlled to move vertically, several telescopic rods 341 gradually rotate along the adjacent telescopic rods 341 along with the movement of the handle 342, and some telescopic rods 341 gradually move to the vertical state, thereby The telescopic rod 341 fixed at the lowermost end drives the connecting rod 33 to move vertically downward together.

Referring to FIG. 5 , the feed roller 2 includes a pair of pressing rollers 21 and a rotating shaft 22 fixed between the pair of pressing rollers 21 . A fixed rod 23 fixed on the upper wall of the groove 11 is vertically arranged on the position of the box body 1 at the feed inlet 12 , and the lower end of the fixed rod 23 is connected to the rotating shaft 22 for rotation. The middle position of the rotating shaft 22 is rotatably connected to the lowermost end of the fixed rod 23, and a pair of pressing rollers 21 are fixed on both ends of the rotating shaft 22, and the end of the pressing roller 21 away from the rotating shaft 22 is covered with a sleeve 24 located on the outer wall of the pressing roller 21 , and one end of the sleeve 24 close to the rotating shaft 22 is in an open shape. A spring 25 is provided between the bottom wall of the sleeve 24 and the end of the pressure roller 21 away from the rotation shaft 22 to provide elastic force to the sleeve 24 in a direction away from the rotation shaft 22 .

When adjusting the distance between a pair of pressing devices 3, by controlling a pair of screw rods to move inward, the sleeve 24 is pressed against the side wall of the support plate 36, and as the screw rods move, the support plate 36 pushes the sleeve The tube 24 moves horizontally toward the position of the rotating shaft 22 along the longitudinal direction of the pressing roller 21 . When the control screw moves outward, the sleeve 24 moves away from the rotating shaft 22 under the action of the elastic force of the spring 25 , so that the feed roller 2 can adapt to plastic films of different sizes. When the plastic film moves towards the groove 11, when the plastic film is pushed into the groove 11, the plastic film drives the casing 24 and the pressure roller 21 to rotate, and the pair of pressure rollers 21 drives the rotating shaft 22 to rotate horizontally .

Referring to Fig. 1 and Fig. 4, a cutter 4 for cutting plastic film is provided at the outermost position of the groove 11 of the box body 1, and the cutter 4 includes a cutting blade 41 and a lifting mechanism that controls the vertical movement of the cutting blade 41 42. Wherein the lifting mechanism 42 is vertically fixed on the box body 1 , and the cutting blade 41 is fixedly arranged at the lower end of the lifting mechanism 42 .

When the plastic film is cut, by using the lifting mechanism 42 to control the cutting blade 41 to move vertically, the plastic film below the cutting blade 41 is quickly cut to realize the cutting process of the plastic film.

Referring to FIG. 4 , the lifting mechanism 42 includes a motor 421 , a lead screw 422 and a nut 423 . Wherein the motor 421 is horizontally fixedly arranged on the side wall of the casing 1, the shaft of the motor 421 passes through the outer wall of the casing 1 horizontally, and a bevel gear 424 is fixedly arranged at one end of the motor 421 shaft at the innermost side of the casing 1, The inner wall of the upper end of the box body 1 is horizontally fixedly provided with a transmission gear 425 meshed with the bevel gear 424, the lead screw 422 is vertically fixedly arranged on the transmission gear 425, the nut 423 is sleeved on the outer wall of the lead screw 422, and the nut 423 and The screw threads on the outer wall of the lead screw 422 match, the other end of the nut 423 is vertically fixedly provided with a lifting rod 426, the lower end of the lifting rod 426 passes through the casing 1, and is positioned in the groove 11, and the cutting blade 41 is fixedly arranged on the lifting rod 426, so that the plastic film in the groove 11 is cut quickly.

When the cutting blade 41 is controlled to move vertically, the motor 421 is started to rotate, so that the bevel gear 424 positioned at the shaft end of the motor 421 rotates together with the motor 421 . At the same time, the transmission gear 425 meshed with the bevel gear 424 rotates horizontally with the rotation of the bevel gear 424 , and the lead screw 422 fixed at the lower end of the transmission gear 425 rotates together with the transmission gear 425 . Then the nut 423 sleeved on the lead screw 422 gradually moves along the thread on the outer wall of the lead screw 422 with the rotation of the lead screw 422, and drives the lifting rod 426 fixed on the nut 423 to move together, thereby quickly driving The cutting blade 41 fixed on the lower end of the lifting rod 426 reciprocates vertically to cut the plastic film quickly.

The implementation principle of a die-cutting device in the embodiment of the present application is: when cutting the plastic film, by putting the plastic film along the feed port 12, using the feed roller 2 to make the plastic film face the opening end of the groove 11 to move. Simultaneously adjust the pressure between a pair of pressing devices 3, and utilize a pair of pressing devices 3 to compress the plastic film in the groove 11, and control the plastic film to move towards the below of the cutting blade 41 by the guide roller. Then drive the lead screw 422 to rotate by the starter motor 421, so that the elevating rod 426 fixed on the upper end of the cutting blade 41 is conveniently reciprocated in the vertical direction, and the plastic film positioned at the cutting blade 41 below is cut to complete the cutting of the plastic film cutting process.

All of the above are preferred embodiments of the application, and are not intended to limit the protection scope of the application. Therefore, all equivalent changes made according to the structure, shape, and principle of the application should be covered by the protection scope of the application. Inside.

Claims (8)

1. A die-cutting device, characterized in that: it comprises a box body (1), one side of the box body (1) is horizontally provided with a groove (11), and the other side is provided with a feed port (12) , the box body (1) is located at the position of the feed inlet (12) and is provided with a feed roller (2) horizontally, and both ends of the feed roller (2) are provided with the plastic film to be pressed A pressing device (3), the box body (1) is located in the groove (11) away from the feed port (12) and is provided with a cutter (4) for cutting the plastic film, And a guide roller (5) is arranged between a pair of pressing devices (3). 2. The die-cutting device according to claim 1, characterized in that: the pressing device (3) comprises a pressing plate (31) and a conveyor belt (32) located at the lower end of the pressing plate (31), and the pressing plate (31) is horizontal It is arranged horizontally in the groove (11), and extends along the width direction of the box body (1), and the upper end of the pressure plate (31) is provided with a connection that passes through the upper wall of the groove (11). Rod (33), the upper end of the connecting rod (33) is provided with a telescopic mechanism (34), and is fixedly connected to the inner wall of the box body (1) through the telescopic mechanism (34), and the pressing plate (31) The lower ends of both ends are vertically provided with support rods (35), and the lower ends of the support rods (35) are horizontally and fixedly provided with support plates (36), and the conveyor belt (32) is sheathed on the support plates (36). 3. The die-cutting device according to claim 2, characterized in that: the telescopic mechanism (34) includes several telescopic rods (341), which are connected end-to-end between the several telescopic rods (341), and several of the telescopic rods (341) The telescopic rods (341) at the uppermost end are hinged with the inner wall of the box (1), and the telescopic rods (341) at the lowermost end are connected with the inner wall of the box body (1). The top ends of the connecting rods (33) are rotationally connected, and a handle (342) fixedly connected to the connecting rods (33) is horizontally pierced outside the box body (1). 4. The die-cutting device according to claim 3, characterized in that: the box body (1) is provided with an opening (13) for the handle (342) to move. 5. The die-cutting device according to claim 2, characterized in that: the outer side of the conveyor belt (32) is covered with a non-slip rubber sleeve (37). 6. The die-cutting device according to claim 1, characterized in that: the feed roller (2) comprises a pair of pressing rollers (21) and a rotating shaft (22) between the pair of pressing rollers (21), The box (1) is located on the side of the inner wall of the groove (11) close to the feed inlet (12) and is vertically provided with a fixed rod (23), and the horizontal rotation of the rotating shaft (22) is arranged on the The lower end of the fixed rod (23), a pair of said pressure rollers (21) rotate horizontally respectively and are located at the two ends of said rotating shaft (22), and the outer sides of said pressure rollers (21) are all sleeved with sleeves (24), Springs (25) are provided at the bottom ends of the sleeve (24) and the pressure roller (21). 7. The die-cutting device according to claim 1, characterized in that: the cutter (4) comprises a cutting blade (41) and a lifting mechanism (42) for controlling the vertical movement of the cutting blade (41), so The lifting mechanism (42) is fixedly arranged on the box body (1), and the cutting blade (41) is fixedly arranged at the lower end of the lifting mechanism (42). 8. The die-cutting device according to claim 7, characterized in that: the lifting mechanism (42) includes a motor (421), a lead screw (422) and a nut (423), and the motor (421) rotates horizontally through Establish the sidewall of described casing (1), the crankshaft of described motor (421) is positioned at one end of described casing (1) inner side and is fixedly provided with bevel gear (424), and described casing (1) upper end A transmission gear (425) meshed with the bevel gear (424) is arranged horizontally on the inner wall, the screw (422) is vertically fixedly arranged in the transmission gear (425), and the nut (423) Sleeved on the outer wall of the lead screw (422), the other end of the nut (423) is vertically fixed with a lifting rod (426), the lower end of the lifting rod passes through the box (1), The cutting blade (41) is fixedly arranged at the lower end of the lifting rod.

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