A punching device for corrugated box production

Abstract

The utility model relates to the technical field of corrugated paper box production, specifically a punching device for corrugated paper box production, comprising a fixed frame, an adjustment box is fixedly connected to the front side of the fixed frame, a hydraulic press is fixedly connected to the middle of the top of the fixed frame, a hydraulic rod of the hydraulic press passes through the fixed frame and is fixedly connected to a lifting frame, punches are arranged on both sides below the lifting frame, a console is fixedly connected to the left front side of the adjustment box, an adjustment mechanism is arranged inside the adjustment box, and a discharge mechanism is arranged inside the punch. The utility model realizes rapid adjustment and automatic discharge of the punch, and improves the adjustability and convenience of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of corrugated paper box production, in particular to a punching device for corrugated paper box production. Background Art

[0002] Corrugated cardboard is made into corrugated boxes through die-cutting, creasing, nailing or gluing. Corrugated boxes are the most widely used packaging products, and the amount of use has always been the first among all kinds of packaging products. In the production process of corrugated boxes, it is generally necessary to use punching equipment to punch the boxes according to the punching requirements.

[0003] The existing device mainly drives the punch to punch the carton through a hydraulic press. One of the punching mechanisms for corrugated cardboard, with patent number CN212241353U, includes an operating table, supporting feet, electric cylinders, connecting plates, clamping and fixing mechanisms and punching tools. The top of the punching platform is provided with a clamping and fixing mechanism, the surface of the mounting plate is provided with a buckle, both sides of the inner wall of the buckle are fixedly connected with pulleys, both ends of the mounting plate are provided with tracks, the inside of the track is provided with a punching tool, both sides of the buckle are connected with a first threaded rod, the bottom of the punching platform is provided with a paper scrap collection box, and the bottom of the paper scrap collection box is provided with a chip discharge port, but the device still has room for optimization.

[0004] The existing devices mainly adjust the position of the punch by means of a bolt clamping assembly, which makes it difficult for some devices to quickly adjust the spacing of the punches according to design requirements, resulting in inconvenience in accurately controlling the punching spacing of the carton. At the same time, some devices find it difficult to automatically discharge the waste inside the punch, effectively avoiding a large amount of waste being stuck in the punch, thereby reducing the working efficiency and practicality of the device. Therefore, in order to solve the above problems, a punching device for corrugated carton production is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a punching device for corrugated cardboard box production, so as to solve the problem that the existing devices in the prior art mentioned in the above background technology mainly adjust the position of the punch by a bolt clamping assembly, making it difficult for some devices to quickly adjust the spacing of the punches according to design requirements, thereby causing inconvenience in accurately controlling the punching spacing of the carton, and at the same time, it is difficult for some devices to automatically discharge the waste inside the punch, effectively avoiding the problem of a large amount of waste stuck in the punch.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a punching device for corrugated box production, comprising a fixed frame, the front side of the fixed frame is fixedly connected to an adjustment box, the top middle of the fixed frame is fixedly connected to a hydraulic press, the hydraulic rod of the hydraulic press passes through the fixed frame and is fixedly connected to a lifting frame, punches are provided on both sides below the lifting frame, and a console is fixedly connected to the left side of the front of the adjustment box;

[0007] An adjusting mechanism is provided inside the adjusting box, and the adjusting mechanism includes a first motor, and the rear side of the first motor is fixedly connected to the middle of the front side of the adjusting box. A discharge mechanism is provided inside the punch, and the discharge mechanism includes a push plate, and the outer wall of the push plate is slidably connected to the inner wall of the punch.

[0008] Preferably, a transmission shaft is fixedly connected to the middle portion of the rear side of the first motor, and a rear end of the transmission shaft passes through the adjustment box and is fixedly connected to the first bevel gear.

[0009] Preferably, the rear side of the first bevel gear is meshingly connected with a second bevel gear, the inner wall of the second bevel gear is fixedly connected with a symmetrical screw, and both ends of the symmetrical screw are movably connected to the inner wall of the adjustment box.

[0010] Preferably, both sides of the outer wall of the symmetrical screw are threadedly connected with adjusting screw sleeves, the rear side of the outer wall of the adjusting screw sleeve passes through the fixing frame and is fixedly connected with a traction block, the inner side of the traction block is fixedly connected with a symmetrical telescopic rod, and the front side of the outer wall of the symmetrical telescopic rod is fixedly connected to the inner wall of the fixing frame.

[0011] Preferably, a limiting rod is fixedly connected to the middle of the top of the push plate, and the top end of the limiting rod passes through the punch and is fixedly connected to the middle of the bottom of the traction block.

[0012] Preferably, the top of the push plate is located at an outer ring of the limiting rod and is fixedly connected to a spring, and the top end of the spring is fixedly connected to the top of the inner wall of the punch.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model adjusts the first motor, transmission shaft, first bevel gear, second bevel gear, symmetrical screw, adjusting screw sleeve, traction block and symmetrical telescopic rod in the mechanism. The first motor is started through the console to drive the transmission shaft and the first bevel gear to rotate in a limited position. The meshing of the first bevel gear drives the second bevel gear and the symmetrical screw to rotate in a limited position. The symmetrical screw drives the adjusting screw sleeve and the traction block to slide symmetrically, so that the traction block drives the punch to slide synchronously through the push plate and the limiting rod, thereby realizing the adjustment of the punch. The partial device can adjust the spacing of the punches according to the design requirements, which is convenient for accurately controlling the punching spacing of the carton and improves the adjustability and practicality of the device.

[0015] 2. The utility model uses the push plate, limit rod and spring structures in the discharge mechanism, and starts the hydraulic press through the control console to drive the lifting frame to slide up and down. The lifting frame drives the punch to slide downward along the outer wall of the push plate and compress the spring. Then the spring in the compressed state drives the punch to automatically reset, so that the waste is restricted by the push plate and discharged from the punch, thereby realizing the discharge of the punch. It allows some devices to automatically discharge the waste inside the punch, effectively avoiding a large amount of waste stuck in the punch, and improving the convenience and practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view stereogram of the structure of the utility model;

[0017] Figure 2 It is a front view cross-sectional stereoscopic diagram of the structure of the utility model;

[0018] Figure 3 It is a top-view cross-sectional perspective view of the local structure of the fixing frame and the adjusting mechanism of the utility model;

[0019] Figure 4 It is a front view cross-sectional stereoscopic diagram of the local structure of the punch and the discharge mechanism of the utility model.

[0020] In the figure: 11, fixed frame; 12, adjustment box; 13, hydraulic press; 14, lifting frame; 15, punch; 16, control console; 2, adjustment mechanism; 21, first motor; 22, transmission shaft; 23, first bevel gear; 24, second bevel gear; 25, symmetrical screw; 26, adjusting screw sleeve; 27, traction block; 28, symmetrical telescopic rod; 3, discharge mechanism; 31, push plate; 32, limit rod; 33, spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 , an embodiment provided by the utility model:

[0023] A punching device for corrugated paper box production, comprising a fixed frame 11, an adjustment box 12 is fixedly connected to the front side of the fixed frame 11, a hydraulic press 13 is fixedly connected to the middle of the top of the fixed frame 11, a hydraulic rod of the hydraulic press 13 passes through the fixed frame 11 and is fixedly connected to a lifting frame 14, punches 15 are arranged on both sides below the lifting frame 14, and a control console 16 is fixedly connected to the left side of the front of the adjustment box 12;

[0024] The adjusting box 12 is provided with an adjusting mechanism 2 inside, and the adjusting mechanism 2 includes a first motor 21, the rear side of the first motor 21 is fixedly connected to the middle of the front side of the adjusting box 12, the middle of the rear side of the first motor 21 is fixedly connected to a transmission shaft 22, the rear end of the transmission shaft 22 passes through the adjusting box 12 and is fixedly connected to a first bevel gear 23. Through this design, the first motor 21 drives the transmission shaft 22 and the first bevel gear 23 to rotate in a limited position, the rear side of the first bevel gear 23 is meshedly connected to a second bevel gear 24, and the inner wall of the second bevel gear 24 is fixedly connected to a symmetrical The screw 25, both ends of the symmetrical screw 25 are movably connected to the inner wall of the adjusting box 12. Through this design, the second bevel gear 24 drives the symmetrical screw 25 to rotate in a limited position. The outer walls of the symmetrical screw 25 are threadedly connected with adjusting screw sleeves 26 on both sides. The rear side of the outer wall of the adjusting screw sleeve 26 passes through the fixed frame 11 and is fixedly connected with a traction block 27. The inner side of the traction block 27 is fixedly connected with a symmetrical telescopic rod 28. The front side of the outer wall of the symmetrical telescopic rod 28 is fixedly connected to the inner wall of the fixed frame 11. Through this design, the adjusting screw sleeve 26 drives the traction block 27 to slide symmetrically.

[0025] A discharge mechanism 3 is provided inside the punch 15, and the discharge mechanism 3 includes a push plate 31, the outer wall of the push plate 31 is slidably connected to the inner wall of the punch 15, and a limiting rod 32 is fixedly connected to the middle of the top of the push plate 31. The top of the limiting rod 32 passes through the punch 15 and is fixedly connected to the middle of the bottom of the traction block 27. Through this design, the punch 15 can slide on the outer wall of the push plate 31. The top of the push plate 31 is located at the outer ring of the limiting rod 32 and is fixedly connected with a spring 33. The top of the spring 33 is fixedly connected to the top of the inner wall of the punch 15. Through this design, the spring 33 drives the punch 15 to automatically reset, and the waste is discharged from the punch 15.

[0026] Working principle: when the punch 15 needs to be adjusted, first start the first motor 21 through the control console 16, the first motor 21 drives the transmission shaft 22 to limit the rotation, the transmission shaft 22 drives the first bevel gear 23 to rotate synchronously, the first bevel gear 23 engages and drives the second bevel gear 24 to rotate, the second bevel gear 24 drives the symmetrical screw 25 to limit the rotation, the symmetrical screw 25 drives the adjusting screw sleeve 26 to slide symmetrically, the adjusting screw sleeve 26 drives the traction block 27 to slide synchronously, the traction block 27 drives the punch 15 to slide synchronously through the push plate 31 and the limit rod 32, thereby realizing the adjustment operation of the punch 15.

[0027] When the punch 15 needs to be discharged, the hydraulic press 13 is first started through the control console 16. The hydraulic press 13 drives the lifting frame 14 to slide up and down. The lifting frame 14 drives the punch 15 to slide downward along the outer wall of the push plate 31 and compresses the spring 33. Then the spring 33 in the compressed state drives the punch 15 to automatically reset. The waste is restricted by the push plate 31 and discharged from the punch 15, thereby realizing the discharge operation of the punch 15. The operation ends here.

[0028] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A punching device for corrugated paperboard production, comprising a fixing frame (11), characterized in that: The front side of the fixed frame (11) is fixedly connected to an adjustment box (12); the middle of the top of the fixed frame (11) is fixedly connected to a hydraulic press (13); the hydraulic rod of the hydraulic press (13) passes through the fixed frame (11) and is fixedly connected to a lifting frame (14); punches (15) are provided on both sides below the lifting frame (14); and a control console (16) is fixedly connected to the left side in front of the adjustment box (12); An adjusting mechanism (2) is provided inside the adjusting box (12), and the adjusting mechanism (2) includes a first motor (21), and the rear side of the first motor (21) is fixedly connected to the middle part of the front side of the adjusting box (12). A discharge mechanism (3) is provided inside the punch (15), and the discharge mechanism (3) includes a push plate (31), and the outer wall of the push plate (31) is slidably connected to the inner wall of the punch (15).

2. The punching device for corrugated box production according to claim 1, characterized in that: A transmission shaft (22) is fixedly connected to the middle portion of the rear side of the first motor (21), and a rear end of the transmission shaft (22) passes through the adjustment box (12) and is fixedly connected to a first bevel gear (23).

3. The punching device for corrugated box production according to claim 2, characterized in that: The rear side of the first bevel gear (23) is meshedly connected with a second bevel gear (24), the inner wall of the second bevel gear (24) is fixedly connected with a symmetrical screw rod (25), and both ends of the symmetrical screw rod (25) are movably connected to the inner wall of the adjustment box (12).

4. The punching device for corrugated box production according to claim 3, characterized in that: Adjusting screw sleeves (26) are threadedly connected to both sides of the outer wall of the symmetrical screw rod (25); the rear side of the outer wall of the adjusting screw sleeve (26) passes through the fixing frame (11) and is fixedly connected to a traction block (27); the inner side of the traction block (27) is fixedly connected to a symmetrical telescopic rod (28); and the front side of the outer wall of the symmetrical telescopic rod (28) is fixedly connected to the inner wall of the fixing frame (11).

5. The punching device for corrugated box production according to claim 4, characterized in that: A limiting rod (32) is fixedly connected to the middle of the top of the push plate (31), and the top end of the limiting rod (32) passes through the punch (15) and is fixedly connected to the middle of the bottom of the traction block (27).

6. The punching device for corrugated box production according to claim 5, characterized in that: The top of the push plate (31) is located at the outer ring of the limiting rod (32) and is fixedly connected to a spring (33), and the top end of the spring (33) is fixedly connected to the top of the inner wall of the punch (15).

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