Cutting knife assembly for printing

Abstract

The utility model relates to the technical field of printing product processing equipment, and discloses a cutting knife assembly for printing, which comprises a supporting column and a cutting knife, the cutting table is fixedly arranged at the top of the supporting column; the side plate is arranged on one side of the cutting table; a top plate disposed at the top of the side plate; the limiting mechanism is arranged on the cutting table; the cutting mechanism is arranged on the top plate; the limiting mechanism comprises limiting grooves formed in the portions, on the two sides of the side plate, of the cutting table. The threaded rod is arranged in the two limiting grooves; the sliding block is arranged on the two threaded rods in a sleeving manner; the limiting plate is fixedly arranged on the two sliding blocks; the driving mechanism is fixedly arranged on the outer side of the cutting table; the distance measuring sensor is fixedly arranged in the side, close to the limiting plate, of the side plate, and the distance measuring sensor is electrically connected with the driving mechanism. According to the cutting knife assembly for printing, the problem that cutting is uneven due to the fact that printed products are not fed correctly in an existing device is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to printing product processing equipment technical field especially, relate to a cutting knife subassembly for printing. BACKGROUND

[0002] Carton is the most widely used packaging product, according to the different materials, there are corrugated carton, single-layer paperboard box, etc., there are various specifications and models, the commonly used paper boxes are three layers, five layers, seven layers are less used, each layer is divided into inner paper, corrugated paper, core paper, face paper, inner and face paper has tea board paper, kraft paper, core paper uses corrugated paper. During the production process, the irregular pre-cut edge of the packaging and printing product is cut off, so as to facilitate the subsequent production of the packaging and printing product. However, the existing device cannot adjust the distance of the cutting knife, so that the device can only cut single size products, and long-term grinding of the cutting tool can damage the cutting tool, which has poor practicability.

[0003] The Chinese utility model patent with publication number CN213499609U discloses a printing product cutting device convenient to adjust cutting length. Through the cooperation of the mounting box, sliding plate, cutting knife, telescopic bar one, center bar one, center bar two, telescopic bar two and adjusting screw rod, the distance between the two groups of cutting knives can be adjusted, solving the problem that the existing device can only process single size products, so that the device can cope with the production of different size products, improving the adjustability and practicability of the device, and facilitating the popularization and application of the device. Through the cooperation of the telescopic hydraulic cylinder, shearing plate, sliding block and sliding rail, the feeding and discharging are more convenient. Through the use of the waste box, the waste generated during production is more convenient to collect and process. Through the use of the adjustable foot, the height and angle of the device can be adjusted slightly, further improving the adjustability of the device. However, the device still has some other problems, for example, when the sizes of the printing products are different, the printing products are not limited, which leads to uneven cutting due to improper feeding of the printing products. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a cutting knife subassembly for printing to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the following technical scheme is provided: a cutting knife subassembly for printing, comprising:

[0006] a support column;

[0007] a cutting table fixedly arranged at the top of the support column;

[0008] a side plate arranged on one side of the cutting table;

[0009] a top plate arranged at the top of the side plate;

[0010] A limiting mechanism is arranged on the cutting table.

[0011] A cutting mechanism is arranged on the top plate.

[0012] The limiting mechanism comprises:

[0013] A limiting slot is arranged inside the cutting table on both sides of the side plate.

[0014] A threaded rod is arranged inside both limiting slots.

[0015] A sliding block is sleeved on both threaded rods and slides along the limiting slot, and an inner thread is arranged inside the sliding block to engage with the threaded rod.

[0016] A limiting plate is fixedly arranged on both sliding blocks.

[0017] A driving mechanism is fixedly arranged outside the cutting table, and an output shaft of the driving mechanism is fixedly connected to one end of the threaded rod.

[0018] A distance measuring sensor is fixedly arranged inside the side plate near the limiting plate, and the distance measuring sensor is electrically connected to the driving mechanism.

[0019] In the above technical solution, further, the cutting mechanism comprises:

[0020] A cylinder is fixedly arranged above the top plate, and an output shaft of the cylinder penetrates the top plate.

[0021] A connecting plate is fixedly arranged on the output shaft of the cylinder.

[0022] A cutting blade is arranged on the connecting plate.

[0023] In any of the above technical solutions, further, a cutting slot is arranged on the cutting table, and the cutting slot is arranged directly below the cutting blade.

[0024] In any of the above technical solutions, further, a cleaning plate is fixedly arranged below the top plate, a through hole is arranged in the middle of the cleaning plate, the size of the through hole is consistent with the size of the output shaft of the cylinder, sliding grooves are arranged at both ends of the through hole, the size of the sliding grooves is consistent with the size of the cutting blade, and two rubber sheets are arranged below the sliding grooves.

[0025] In any of the above technical solutions, further, a through gap is arranged in the middle of the limiting plate, and the through gap is connected to the inside of the cutting slot.

[0026] In any of the above technical solutions, further, the cutting table on both sides of the cutting groove is provided with a through connecting groove, the connecting groove is internally slidably provided with a connecting frame, and the two ends of the connecting frame are connected with the limiting plates on both sides of the fracture.

[0027] In any of the above technical solutions, further, the driving mechanism comprises:

[0028] A gear is fixedly coaxially sleeved on one end of the threaded rod;

[0029] A chain is sleeved on the gears on the two threaded rods;

[0030] A receiving plate is fixedly arranged on the outside of the cutting table, and the receiving plate is arranged below one of the gears;

[0031] A motor is fixedly arranged on the receiving plate, and an output shaft of the motor is fixedly connected with one of the gears in a coaxial manner.

[0032] In any of the above technical solutions, further, the connecting plate is provided with a through mounting hole, the upper end of the cutting blade is provided with a fixing hole matched with the mounting hole, and the fixing hole and the mounting hole are fixedly connected through bolts.

[0033] The utility model discloses a beneficial effect is:

[0034] 1. The side plate is arranged on the cutting table, the top plate is fixedly arranged on the side plate, and the cutting mechanism is arranged on the top plate. The cutting mechanism can cut the printing material on the cutting table. The limiting slot is arranged on the surface of the cutting table on both sides of the side plate. The rotatable threaded rod is arranged in the two limiting slots. The sliding block is sleeved on the two threaded rods. The inner thread of the sliding block is engaged with the threaded rod. The two ends of the limiting plate are fixedly connected with the two sliding blocks. The driving mechanism is arranged on the outside of the cutting table. The output shaft of the driving mechanism is connected with the threaded rod. The threaded rod can be reversed under the driving of the driving mechanism. The position of the sliding block on the threaded rod can be controlled. The distance between the limiting plate and the side plate is changed. The distance between the side plate and the limiting plate on one side of the side plate is arranged with the distance measuring sensor. The driving mechanism is stopped when the distance between the limiting plate and the side plate is equal to the width of the printing material measured by the distance measuring sensor. The printing material can be arranged between the side plate and the limiting plate. The flatness of the cutting surface of the printing material is ensured when the printing material is cut by the cutting mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0035] Figure 1 It is the structure schematic diagram of the utility model;

[0036] Figure 2It is a structure schematic view of the utility model;

[0037] Figure 3 It is a structure section view schematic view of the utility model;

[0038] Figure 4 It is a structure section view schematic view of the utility model;

[0039] Mark explanation: 100, support column;110, cutting table;111, cutting groove;112, connecting groove;113, connecting frame;120, side plate;130, top plate;131, cleaning plate;132, round hole;133, sliding groove;134, rubber sheet;200, limiting mechanism;210, limiting groove;220, threaded rod;230, sliding block;240, limiting plate;241, fracture;250, driving mechanism;251, gear;252, chain;253, bearing plate;254, motor;260, distance measuring sensor;300, cutting mechanism;310, air cylinder;320, connecting plate;321, mounting hole;330, cutting blade;331, fixing hole;340, bolt. DETAILED DESCRIPTION

[0040] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art belong to the scope of protection of the present application.

[0041] In the description of the present application, it should be noted that the terms used herein are only for describing the specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. In order to facilitate the description, the size of each part shown in the drawings is not drawn according to the actual proportional relationship. The technology, method and equipment known to those skilled in the relevant art may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be regarded as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0042] As Figures 1-4 shown, the present embodiment provides a cutting knife assembly for printing, comprising:

[0043] Support column 100;

[0044] A cutting table 110 is fixedly arranged on the top of the support column 100.

[0045] A side plate 120 is arranged on one side of the cutting table 110.

[0046] A top plate 130 is arranged on the top of the side plate 120.

[0047] A limiting mechanism 200 is arranged on the cutting table 110.

[0048] A cutting mechanism 300 is arranged on the top plate 130.

[0049] The limiting mechanism 200 comprises:

[0050] A limiting groove 210 is arranged in the interior of the cutting table 110 on both sides of the side plate 120.

[0051] A threaded rod 220 is arranged in the interior of the two limiting grooves 210.

[0052] A sliding block 230 is sleeved on the two threaded rods 220, and the sliding block 230 slides along the limiting groove 210. The interior of the sliding block 230 is provided with an internal thread which is engaged with the threaded rod 220.

[0053] A limiting plate 240 is fixedly arranged on both ends of the two sliding blocks 230.

[0054] A driving mechanism 250 is fixedly arranged on the outer side of the cutting table 110, and the output shaft of the driving mechanism 250 is fixedly connected with one end of the threaded rod 220.

[0055] A distance measuring sensor 260 is fixedly arranged in the interior of the side plate 120 close to one side of the limiting plate 240, and the distance measuring sensor 260 is electrically connected with the driving mechanism 250.

[0056] In the present technical solution, in order to be able to cut the printed material evenly when it is not loaded flat, a cutting table 110 is fixedly provided on the support column 100, a side plate 120 is provided on one side of the cutting table 110, a top plate 130 is fixedly provided on the top of the side plate 120, and a cutting mechanism 300 is provided on the top plate 130. The printed material on the cutting table 110 can be cut by the cooperation of the cutting mechanism 300 and the cutting table 110. A limiting mechanism 200 is provided on the upper surface of the cutting table 110, and the limiting grooves 210 of the limiting mechanism 200 are opened on the upper surface of the cutting table 110 on both sides of the side plate 120. A threaded rod 220 is provided inside the two limiting grooves 210, and a slider 230 is provided on the two threaded rods 220. The slider 230 is provided with an internal thread that meshes with the threaded rod 220. The two sliders 230 are fixedly connected to the two ends of the limiting plate 240. A driving mechanism 250 is provided on the outside of the cutting table 110. The output shaft of the driving mechanism 250 is fixedly connected to one end of the threaded rod 220. In this way, under the rotation of the driving mechanism 250, the forward and reverse rotation of the threaded rod 220 can be controlled, thereby changing the position of the slider 230 on the threaded rod 220. 0 can synchronously control the rotation of the two threaded rods 220, so under the rotation of the driving mechanism 250, the two sliders 230 change their positions on the two threaded rods 220 respectively, thereby driving the limit plate 240 to change its position synchronously, and finally making the limit plate 240 parallel to the side plate 120, and then when the printed material is loaded, the two ends of the printed material can be respectively attached to the side plate 120 and the limit plate 240, thereby ensuring that the printed material can be kept flat and cut on the cutting table 110, and a distance sensor 260 is provided inside the side plate 120 near the limit plate 240. The distance sensor 260 is provided on the side plate 120 near the limit plate 240. 60 can measure the distance between the side plate 120 and the limit plate 240, so that the distance between the side plate 120 and the limit plate 240 can be equal to the width of the printing material, and then the opening state of the driving mechanism 250 can be controlled. When the distance measuring sensor 260 detects that the distance between the limit plate 240 and the side plate 120 is equal to the width of the printing material, the rotation of the motor 254 is stopped. In this way, the controller (not shown) can control the threshold value detected by the distance measuring sensor 260 according to the width of different printing materials, thereby controlling the driving mechanism 250 to drive the limit plate 240 to the appropriate position and then stop the working state of the driving mechanism 250.

[0057] This embodiment provides a cutting knife assembly for printing, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0058] like Figures 1-4 As shown, in this embodiment, the cutting mechanism 300 includes:

[0059] A cylinder 310 is fixedly arranged above the top plate 130, and an output shaft of the cylinder 310 penetrates the top plate 130;

[0060] A connecting plate 320 is fixedly arranged on the output shaft of the cylinder 310;

[0061] A cutting blade 330 is arranged on the connecting plate 320.

[0062] In the technical solution, in order to facilitate the cutting mechanism 300 to cut the printed materials arranged on the workbench, the cylinder 310 is fixedly arranged on the top plate 130, the output shaft of the cylinder 310 penetrates the top plate 130 and is fixedly connected with the connecting plate 320, the connecting plate 320 is arranged in two and symmetrically arranged on the output shaft of the cylinder 310, and the detachable cutting blade 330 is arranged between the two connecting plates 320, so that the cutting blade 330 can be pushed to the cutting table 110 under the pushing of the output shaft of the cylinder 310, and the printed materials arranged on the cutting table 110 can be cut.

[0063] The embodiment provides a cutting blade assembly for printing, in addition to the technical solutions of the above-mentioned embodiments, and further has the following technical features.

[0064] As shown in the figure, Figures 1-4 In the embodiment, the cutting groove 111 is arranged below the cutting blade 330.

[0065] In the technical solution, in order to facilitate the cutting mechanism 300 to cut the printed materials arranged on the workbench, the cylinder 310 is fixedly arranged on the top plate 130, the output shaft of the cylinder 310 penetrates the top plate 130 and is fixedly connected with the connecting plate 320, the connecting plate 320 is arranged in two and symmetrically arranged on the output shaft of the cylinder 310, and the detachable cutting blade 330 is arranged between the two connecting plates 320, so that the cutting blade 330 can be pushed to the cutting table 110 under the pushing of the output shaft of the cylinder 310, and the printed materials arranged on the cutting table 110 can be cut.

[0066] The embodiment provides a cutting blade assembly for printing, in addition to the technical solutions of the above-mentioned embodiments, and further has the following technical features.

[0067] As shown in the figure, Figures 1-4As shown, in this embodiment, the lower part of the top plate 130 is also fixedly provided with a cleaning plate 131, the middle of the cleaning plate 131 is provided with a through circular hole 132, the circular hole 132 is the same size as the output shaft of the air cylinder 310, and the two ends of the circular hole 132 are provided with through sliding grooves 133, the size of the sliding grooves 133 is consistent with the size of the cutting knife, and the lower part of the sliding grooves 133 is provided with two rubber sheets 134 that are close to the middle.

[0068] In this technical solution, in order to facilitate the timely cleaning of the sticky debris after the cutting blade 330 cuts the printed material, the lower surface of the top plate 130 is also fixedly provided with a cleaning plate 131, the middle of the cleaning plate 131 is provided with a through circular hole 132, the circular hole 132 is the same size as the output shaft of the air cylinder 310, and the two ends of the circular hole 132 are provided with through sliding grooves 133, the size of the sliding grooves 133 is consistent with the size of the cutting knife, and the lower part of the sliding grooves 133 is provided with two rubber sheets 134 that are close to the middle.

[0069] The embodiment provides a cutting knife assembly for printing, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features.

[0070] As shown in the embodiment, the middle of the limiting plate 240 is provided with a through fracture 241, and the fracture 241 communicates to the inside of the cutting groove 111. Figures 1-4 In this technical solution, in order to facilitate the cutting blade 330 to cut the printed material of different sizes without affecting the normal operation of the cutting blade 330, the limiting plate 240 is provided with a through fracture 241, the fracture 241 is located directly below the cutting blade 330, and the width of the fracture 241 is consistent with the width of the cutting blade 330, so that when the cutting blade 330 approaches the cutting table 110, the cutting blade 330 can penetrate the fracture 241 and contact the cutting table 110, thereby cutting the printed material.

[0071]

[0072] ​The embodiment provides a cutting knife assembly for printing.

[0073] As shown in the figure, Figures 1-4 In the embodiment, the cutting table 110 on the two sides of the cutting groove 111 is provided with a penetrating connecting groove 112, the connecting groove 112 is internally provided with a connecting frame 113, and the two ends of the connecting frame 113 are respectively connected to the limiting plates 240 on the two sides of the fracture 241.

[0074] In the technical scheme, in order to enable the limiting plates 240 on the two sides of the port to change positions synchronously, the connecting groove 112 is provided on the cutting table 110 on the two sides of the cutting groove 111, the connecting frame 113 in the shape of Chinese character 'kang' is arranged in the two connecting grooves 112, the two ends of the connecting frame 113 are respectively fixedly connected to the limiting plates 240 on the two sides of the fracture 241 through the connecting grooves 112, and therefore, when the two sliding blocks 230 change positions, the connecting frame 113 can make the limiting plates 240 change positions synchronously.

[0075] The embodiment provides a cutting knife assembly for printing.

[0076] As shown in the figure, Figures 1-4 In the embodiment, the driving mechanism 250 comprises:

[0077] A gear 251 is fixedly sleeved on one end of the threaded rod 220;

[0078] A chain 252 is sleeved on the gears 251 on the two threaded rods 220;

[0079] A bearing plate 253 is fixedly arranged on the outer side of the cutting table 110, and the bearing plate 253 is arranged below one of the gears 251;

[0080] A motor 254 is fixedly arranged on the bearing plate 253, and an output shaft of the motor 254 is fixedly connected with one of the gears 251 in the same axis.

[0081] In the technical scheme, in order to keep the two threaded rods 220 rotating synchronously, gear wheels 251 are coaxially fixed on the same side of the two threaded rods 220, chains 252 are sleeved on the two gear wheels 251, a receiving plate 253 is fixed on the side of the cutting table 110 below one of the gear wheels 251, a motor 254 is fixed on the receiving plate 253, and the output shaft of the motor 254 is coaxially fixedly connected with the gear wheel 251 above the receiving plate 253. Thus, the gear wheel 251 on the output shaft of the motor 254 can be driven to rotate. Since the two gear wheels 251 are of the same size and connected by the chains 252, the motor 254 can drive the two gear wheels 251 to rotate, and thus the two threaded rods 220 can rotate synchronously, so that the two sliding blocks 230 and the limiting plate 240 can change positions synchronously, and the limiting plate 240 can be kept parallel to the side plate 120.

[0082] The embodiment provides a cutting knife assembly for printing, in addition to the technical scheme of the above embodiment, and has the following technical features.

[0083] As shown in Figure 3 and Figure 4 In the embodiment, the connecting plate 320 is provided with a through mounting hole 321, and the upper end of the cutting blade 330 is provided with a fixing hole 331 matched with the mounting hole 321. The fixing hole 331 and the mounting hole 321 are fixedly connected by a bolt 340.

[0084] In the technical scheme, in order to facilitate quick replacement of the cutting blade 330, a plurality of through mounting holes 321 are formed on the two connecting plates 320 at the same height, and a fixing hole 331 matched with the mounting hole 321 is formed on the upper end of the cutting blade 330. The fixing hole 331 of the cutting blade 330 is aligned with the mounting hole 321 of the connecting plate 320, and the bolt 340 is inserted through the mounting hole 321 and the fixing hole 331 to fix the cutting blade 330 on the connecting plate 320. The fixing of the plurality of mounting holes 321, the fixing hole 331 and the bolt 340 can ensure the stability of the installation of the cutting blade 330. The periphery of the connecting plate 320 and the bolt 340 does not exceed the periphery of the output shaft of the air cylinder 310, so that the connecting plate 320 and the bolt 340 can slide in the circular hole 132 along the output shaft of the air cylinder 310.

[0085] The embodiments of the present application are described above with reference to the drawings, and the embodiments and features in the embodiments of the present application can be combined with each other without conflict, and the present application is not limited to the above-described specific embodiments, and the above-described specific embodiments are only illustrative but not restrictive, and a person of ordinary skill in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, and all belong to the protection of the present application.

Claims

1. A printing cutter assembly, characterized in that: include: Support column (100); A cutting table (110) is fixedly arranged on the top of the support column (100); A side plate (120) is disposed on one side of the cutting table (110); A top plate (130) is arranged on top of the side plate (120); A limiting mechanism (200) is arranged on the cutting table (110); A cutting mechanism (300) is disposed on the top plate (130); Wherein, the limiting mechanism (200) comprises: Limiting grooves (210) are provided inside the cutting table (110) on both sides of the side plates (120); A threaded rod (220) is disposed inside the two limiting grooves (210); A slider (230) is mounted on the two threaded rods (220), and the slider (230) slides along the limiting groove (210). An internal thread engaging with the threaded rods (220) is provided inside the slider (230); A limiting plate (240), with both ends respectively fixedly disposed on the two sliders (230); A driving mechanism (250) is fixedly arranged on the outside of the cutting table (110), and an output shaft of the driving mechanism (250) is fixedly connected to one end of the threaded rod (220); A distance measuring sensor (260) is fixedly arranged inside the side plate (120) close to the limiting plate (240), and the distance measuring sensor (260) is electrically connected to the driving mechanism (250).

2. A printing cutter assembly according to claim 1, characterized in that: The cutting mechanism (300) comprises: A cylinder (310) is fixedly arranged above the top plate (130), and an output shaft of the cylinder (310) passes through the top plate (130); A connecting plate (320) is fixedly arranged on the output shaft of the cylinder (310); The cutting blade (330) is disposed on the connecting plate (320).

3. A printing cutter assembly according to claim 2, characterized in that: A cutting groove (111) is provided on the cutting table (110), and the cutting groove (111) is arranged directly below the cutting blade (330).

4. A printing cutter assembly according to claim 2, characterized in that: A cleaning plate (131) is fixedly provided below the top plate (130), and a through circular hole (132) is provided in the middle of the cleaning plate (131), and the circular hole (132) is consistent in size with the output shaft of the cylinder (310). A through sliding groove (133) is provided at both ends of the circular hole (132), and the size of the sliding groove (133) is consistent with the size of the cutting blade (330). Two rubber sheets (134) are provided below the sliding groove (133) and are close to the middle.

5. The printing cutter assembly according to claim 3, characterized in that: A through-break (241) is provided in the middle of the limiting plate (240), and the break (241) is connected to the interior of the cutting groove (111).

6. The printing cutter assembly according to claim 5, characterized in that: The cutting table (110) is provided with connecting grooves (112) on both sides of the cutting groove (111). A connecting frame (113) is slidably provided inside the connecting groove (112). Both ends of the connecting frame (113) are respectively connected to the limiting plates (240) on both sides of the fracture (241).

7. The printing cutter assembly according to claim 1, characterized in that: The driving mechanism (250) comprises: A gear (251) is fixedly and coaxially sleeved on one end of the threaded rod (220); A chain (252) is mounted on the gears (251) on the two threaded rods (220); A receiving plate (253) is fixedly arranged on the outside of the cutting table (110), and the receiving plate (253) is arranged below one of the gears (251); The motor (254) is fixedly configured on the receiving plate (253), and the output shaft of the motor (254) is fixedly connected to one of the gears (251) coaxially.

8. The printing cutter assembly according to claim 2, characterized in that: The connecting plate (320) is provided with a through-going mounting hole (321), and the upper end of the cutting blade (330) is provided with a fixing hole (331) used in conjunction with the mounting hole (321), and the fixing hole (331) and the mounting hole (321) are fixedly connected via a bolt (340).

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