CN215790346U

CN215790346U - Perforating device for cardboard

Info

Publication number: CN215790346U
Application number: CN202122162473.XU
Authority: CN
Inventors: 高林明; 陈伟
Original assignee: Kunshan Longxin Packaging Co ltd
Current assignee: Kunshan Longxin Packaging Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-02-11
Anticipated expiration: 2031-09-08

Abstract

The utility model relates to a punching device for a paperboard, which belongs to the technical field of paperboard processing and comprises a rack, wherein a sliding mechanism is arranged on one side above the rack, a hydraulic cylinder is arranged on the sliding mechanism, a punching tool bit is arranged at the output end of the hydraulic cylinder, and a paperboard positioning mechanism is arranged on the other side above the rack; the guide rail of the paperboard positioning mechanism is fixedly connected with the rack, the guide rail is connected with the guide block in a sliding manner, two substrates are oppositely arranged above the guide rail, the substrates are fixedly connected with the guide block, two bearing seats are arranged between the two guide rails, a double-threaded rod is rotatably connected between the two bearing seats, two oppositely arranged bases are in threaded connection with the double-threaded rod, the bases are fixedly connected with the substrates, and two stop blocks are fixed above the substrates; the utility model can punch one or more paperboards, can effectively and firmly position the paperboards in the paperboard positioning mechanism, avoids the problem of unstable clamping in the process of punching the paperboards and improves the punching precision.

Description

Perforating device for cardboard

Technical Field

The utility model belongs to the technical field of paperboard processing, and particularly relates to a punching device for a paperboard.

Background

In the production and processing process of the paperboard, the cardboard box is often required to be punched, and the punching device is indispensable mechanical equipment in the production and processing of the packaging carton.

As an important mechanical device, in the prior art, the paperboard punching machine adopts a pure mechanical design, the paperboard is punched by utilizing a punching principle, the common design comprises a telescopic rod punching mechanism, a connecting rod punching mechanism, a cam punching mechanism, a connecting rod sliding block punching mechanism and the like, and when the paper punching machine is used, the pure mechanical structure has many defects. When current perforating device punched to the cardboard, lacked the centre gripping and the reinforced design to the cardboard to at the in-process of punching, the cardboard aversion appears easily or because the error of punching that the sword unstability leads to punches, not only can not accurate processing produce the product that accords with the design needs, brought the waste of raw and other materials and manufacturing cost's waste simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model provides a punching device for a paperboard, aiming at solving the technical problem of unstable clamping and reinforcement in the paperboard punching process in the prior art.

The purpose of the utility model can be realized by the following technical scheme:

a punching device for paperboards comprises a rack, wherein a sliding mechanism is arranged on one side above the rack, a hydraulic cylinder is arranged on the sliding mechanism, a punching tool bit is arranged at the output end of the hydraulic cylinder, the output end of the hydraulic cylinder drives the punching tool bit to downwards punch a paperboard, and a paperboard positioning mechanism is arranged on the other side above the rack;

cardboard positioning mechanism includes the guide rail that two opposition set up, and guide rail and frame fixed connection have two guide blocks on every guide rail sliding connection, and the perpendicular opposition in top of guide rail is provided with two base plates, the bottom of base plate and the top fixed connection of guide block are equipped with two bearing frames between two guide rails, rotate between two bearing frames and are connected with the double-threaded rod, and threaded connection has the base that two opposition set up on the double-threaded rod, and servo motor is installed to the one end of double-threaded rod, and the top of base and the bottom center fixed connection of base plate, the top of base plate are fixed with two dogs, can fix a position the cardboard when the dog is close to each other.

Further, the top of base plate still is equipped with the briquetting of two opposition settings, and the briquetting is located the dog both sides, and the below both ends of base plate are fixed with the cylinder, and the output of cylinder run through the base plate and with briquetting fixed connection, drive the briquetting through the output of cylinder and reciprocate, can press from both sides the cardboard after pressing from both sides tight location and press from both sides tightly between briquetting and base plate, can effectively avoid appearing the problem that the cardboard punched a hole the in-process removed.

Further, the briquetting is the L type, and the output of cylinder and the one end fixed connection of briquetting, along with the extension and the shrink of cylinder output, the briquetting can reciprocate, compresses tightly the cardboard between base plate and the briquetting.

Further, the top of frame is opened there are two grooves of stepping down, the groove of stepping down is located the below of cylinder, the cylinder is located the inslot of stepping down, and the cylinder of being convenient for removes along with the base plate.

Further, the axis of double-threaded rod is parallel with the axis of guide rail, and the screw thread spiral direction at double-threaded rod both ends is opposite, and when double-threaded rod rotated, can drive the base plate and be close to each other or keep away from the motion each other through the base.

Further, glide machanism includes the mounting panel of two opposition settings, and the bottom and the frame top fixed connection of mounting panel are fixed with a plurality of slide bars between two mounting panels, and sliding connection has the slider on the slide bar, still is equipped with the lead screw between two mounting panels, and the lead screw rotates with the mounting panel to be connected, and the lead screw runs through the slider and with slider threaded connection, slider and pneumatic cylinder fixed connection, drive the lead screw through servo motor and rotate for the pneumatic cylinder can remove along with the slider is controlled, realizes punching the different positions of cardboard.

Furthermore, a collecting hopper is arranged below the hydraulic cylinder, a flange is arranged at the top end of the collecting hopper and fixedly connected with the frame, the bottom end of the collecting hopper penetrates through the frame and is located below the frame, and the collecting hopper can collect circular paper scraps cut by the punching tool bit, so that the circular paper scraps are prevented from scattering everywhere, and the production environment is improved.

Has the advantages that:

when the punching mechanism is used, the double-thread screws are used for driving the base plates to be close to each other, the paper plates to be punched are positioned between the stop blocks, the pressing blocks are driven by the cylinders to move downwards, the paper plates are pressed and fixed between the pressing blocks and the base plates, through the arrangement of the paper plate positioning mechanism, punching operation of one or more paper plates can be realized, the paper plates can be effectively and firmly positioned in the paper plate positioning mechanism, the problem of unstable clamping in the paper plate punching process is effectively avoided, punching precision is improved, the number of unqualified products is reduced, and production cost is reduced;

according to the utility model, the collecting hopper penetrates through the rack and is positioned under the hydraulic cylinder, and in the process that the output end of the hydraulic cylinder drives the punching tool bit to downwards punch, the cut round paper sheets can directly fall into the collecting hopper to be collected, so that the round paper sheets are effectively prevented from scattering anywhere, and the production environment is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a front view of a perforating apparatus for paperboard of the present invention;

FIG. 2 is a top view of the perforating apparatus for paperboard of the present invention;

FIG. 3 is a schematic view of the structure of the positioning mechanism for cardboard of the utility model;

fig. 4 is a schematic structural view of the collecting hopper of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a frame; 101. a yielding groove; 2. mounting a plate; 3. a sliding mechanism; 301. a slide bar; 302. a screw rod; 303. a slider; 4. a hydraulic cylinder; 5. a paperboard positioning mechanism; 501. a guide rail; 502. a substrate; 503. a guide block; 504. a stopper; 505. briquetting; 506. a cylinder; 507. a base; 508. a threaded rod; 509. a bearing seat; 6. a collection hopper; 601. a flange.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a punching device for paper boards includes a frame 1, a sliding mechanism 3 is installed on one side above the frame 1, a hydraulic cylinder 4 is installed on the sliding mechanism 3, a punching head is installed at an output end of the hydraulic cylinder 4, and a paper board positioning mechanism 5 is installed on the other side above the frame 1;

referring to fig. 4, a material collecting hopper 6 is arranged below the hydraulic cylinder 4, a flange 601 is arranged at the top end of the material collecting hopper 6, the flange 601 is fixedly connected with the frame 1, and the bottom end of the material collecting hopper 6 penetrates through the frame 1 and is located below the frame 1;

the sliding mechanism 3 comprises two mounting plates 2 which are oppositely arranged, the bottom ends of the mounting plates 2 are fixedly connected with the top end of the frame 1, a plurality of sliding rods 301 are fixed between the two mounting plates 2, sliding blocks 303 are connected on the sliding rods 301 in a sliding mode, a lead screw 302 is further arranged between the two mounting plates 2, the lead screw 302 is rotatably connected with the mounting plates 2, the lead screw 302 penetrates through the sliding blocks 303 and is in threaded connection with the sliding blocks 303, a servo motor is mounted at one end of the lead screw 302, and the sliding blocks 303 are fixedly connected with a hydraulic cylinder 4;

the paperboard positioning mechanism 5 comprises two guide rails 501 which are oppositely arranged, the bottom ends of the guide rails 501 are fixedly connected with the top end of the rack 1, each guide rail 501 is connected with two guide blocks 503 in a sliding manner, two base plates 502 are vertically and oppositely arranged above the guide rails 501, the bottom ends of the base plates 502 are fixedly connected with the top ends of the guide blocks 503, two bearing seats 509 are arranged between the two guide rails 501, a double-threaded rod 508 is rotatably connected between the two bearing seats 509, the axis of the double-threaded rod 508 is parallel to the axis of the guide rails 501, the thread directions of two ends of the double-threaded rod 508 are opposite, two oppositely arranged bases 507 are in threaded connection with the double-threaded rod 508, a servo motor is installed at one end of the double-threaded rod 508, the top end of the base 507 is fixedly connected with the center of the bottom end of the base plate 502, and two stoppers 504 are fixed above the base plates 502;

the upper portion of the base plate 502 is also provided with two pressing blocks 505 which are oppositely arranged, each pressing block 505 is L-shaped, each pressing block 505 is located on two sides of the corresponding stop block 504, air cylinders 506 are fixed to two ends of the lower portion of the base plate 502, the output ends of the air cylinders 506 penetrate through the base plate 502 and are fixedly connected with the corresponding pressing blocks 505, the top end of the rack 1 is provided with two abdicating grooves 101, the abdicating grooves 101 are located below the air cylinders 506, and the air cylinders 506 are located in the abdicating grooves 101.

The working principle is as follows:

when the punching device is used, one or more paperboards are stacked between the stop blocks 504 and below the pressing block 505, two sides of each paperboard are lapped on the base plate 502, the servo motor at one end of the double-threaded rod 508 is started to drive the double-threaded rod 508 to rotate, the base 507 is in threaded connection with the double-threaded rod 508 so as to drive the base plate 502 and the guide block 503 to slide along the guide rail 501, the two base plates 502 are close to each other, the paperboards between the stop blocks 504 are positioned, then the output end of the air cylinder 506 is controlled to contract, the output end of the air cylinder 506 drives the pressing block 505 to move downwards, and the paperboards are clamped and positioned between the pressing block 505 and the base plate 502;

starting a servo motor at one end of a screw rod 302, driving the screw rod 302 to rotate, connecting a sliding block 303 with the screw rod 302 in a threaded manner and sliding left and right along a sliding rod 301, enabling a hydraulic cylinder 4 fixed on the sliding block 303 to move left and right, positioning the punching position of the paperboard, then starting the hydraulic cylinder 4, driving a punching tool bit to move downwards by an output end of the hydraulic cylinder 4, punching the paperboard, directly dropping the circular paper sheets cut off in the punching process into a collecting hopper 6 for collection, preventing the circular paper sheets from scattering anywhere, improving the production environment, controlling the output end of the hydraulic cylinder 4 to shrink after punching, and separating the punching tool bit from the paperboard;

and finally, driving the pressing block 505 to move upwards by the output end of the air cylinder 506, rotating the double-threaded rod 508 to enable the base plates 502 to be away from each other, taking down the punched paperboard and finishing the punching operation.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a perforating device for cardboard, includes frame (1), its characterized in that: a sliding mechanism (3) is installed on one side above the rack (1), a hydraulic cylinder (4) is installed on the sliding mechanism (3), a punching tool bit is installed at the output end of the hydraulic cylinder (4), and a paperboard positioning mechanism (5) is installed on the other side above the rack (1);

guide rail (501) and frame (1) fixed connection of cardboard positioning mechanism (5), sliding connection has guide block (503) on guide rail (501), the top opposition of guide rail (501) is provided with two base plates (502), base plate (502) and guide block (503) fixed connection, be equipped with two bearing frames (509) between two guide rails (501), it is connected with double-threaded rod (508) to rotate between two bearing frames (509), threaded connection has base (507) that two opposition set up on double-threaded rod (508), base (507) and base plate (502) fixed connection, the top of base plate (502) is fixed with two dogs (504).

2. The perforating device for cardboard of claim 1, characterized in that: a pressing block (505) is further arranged above the substrate (502), the pressing block (505) is located on two sides of the stop block (504), an air cylinder (506) is fixed below the substrate (502), and the output end of the air cylinder (506) penetrates through the substrate (502) and is fixedly connected with the pressing block (505).

3. The perforating device for cardboard of claim 2, characterized in that: the pressing block (505) is L-shaped.

4. The perforating device for cardboard of claim 2, characterized in that: the top of frame (1) is opened has the groove of stepping down (101), and the groove of stepping down (101) are located the below of cylinder (506).

5. The perforating device for cardboard of claim 1, characterized in that: the thread directions of the two ends of the double-threaded rod (508) are opposite.

6. The perforating device for cardboard of claim 1, characterized in that: mounting panel (2) bottom and frame (1) top fixed connection of glide machanism (3), be fixed with a plurality of slide bars (301) between two mounting panels (2), sliding connection has slider (303) on slide bar (301), still rotates between two mounting panels (2) and is connected with lead screw (302), lead screw (302) run through slider (303) and with slider (303) threaded connection, slider (303) and pneumatic cylinder (4) fixed connection.

7. The perforating device for cardboard of claim 1, characterized in that: the hydraulic cylinder is characterized in that a material collecting hopper (6) is arranged below the hydraulic cylinder (4), a flange (601) is arranged at the top end of the material collecting hopper (6), the flange (601) is fixedly connected with the frame (1), and the frame (1) is penetrated through the bottom end of the material collecting hopper (6).