Semi-automatic paperboard flat-pressing die-cutting machine with preset size

Abstract

The utility model relates to a flat-pressing die-cutting machine, belongs to the technical field of paperboard processing, and particularly relates to a semi-automatic paperboard flat-pressing die-cutting machine with a preset size, which comprises a case, the top of the case is fixedly connected with a worktable, and the top of the worktable is fixedly connected with a bearing plate; through the arrangement of the anti-wrinkling mechanism, the servo motor is started to drive the two-way threaded rod to rotate, the two-way threaded rod rotates to drive the two lower clamping plates to be close to each other until the lower clamping plates are located below an object, the air cylinder is started to drive the upper clamping plate to move downwards until the two ends of the object are clamped, and the servo motor is started to drive the two-way threaded rod to rotate reversely. The two-way threaded rod rotates to drive the two clamps to be far away from each other, the two clamps are far away from each other to flatten an object, wrinkles of the object are effectively avoided, the cutting effect on the object is improved, and the problem that the cutting size of the wrinkled object is not appropriate due to the fact that wrinkle removing treatment is not conducted on most objects before cutting is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cardboard processing, in particular to a semi-automatic cardboard flat-pressing die-cutting machine with a predetermined size. Background Art

[0002] Die-cutting machine is also called die-cutting machine, cutting machine, CNC punching machine, mainly used for die-cutting (full cutting, half cutting), creasing and hot stamping, laminating, automatic waste discharge of some corresponding non-metallic materials, self-adhesive, EVA, double-sided adhesive, electronics, mobile phone rubber pads, etc. Die-cutting machine uses steel knife, hardware mold, steel wire (or template carved from steel plate), and applies a certain pressure through the stamping plate to roll and cut the printed product or cardboard into a certain shape. It is an important equipment for post-printing packaging processing and molding.

[0003] After searching the Chinese patent with publication number CN210234121U, a semi-automatic cardboard flat-pressing die-cutting machine of predetermined size is disclosed, including a chassis, a workbench is installed on the top of the chassis, a flat-pressing platform is installed in the middle position of the workbench, and limit slides are installed on the flat-pressing platform near the left and right sides respectively, and a pressure plate is provided on the flat-pressing platform between the limit slides on the left and right sides, and a pressure plate corresponding to the pressure plate is installed on the limit slide, a slide groove is opened in the limit slide, and the two ends of the pressure plate are respectively arranged in the slide groove, a rotating wheel is installed on the rear side of the chassis, and a motor is installed on the chassis below the rotating wheel.

[0004] Based on the above search and combined with the prior art, we found that:

[0005] In the process of cutting objects by the existing semi-automatic cardboard flat die-cutting machine, most objects are not wrinkle-free before cutting, resulting in inappropriate cutting size of wrinkled objects, thereby reducing the cutting effect of the objects. Utility Model Content

[0006] In order to solve the above technical problems, the utility model proposes a semi-automatic cardboard flat die-cutting machine with a predetermined size. The clamp composed of a lower clamp and an upper clamp can flatten the object, effectively avoiding wrinkles on the object and improving the cutting effect of the object.

[0007] The technical solution to achieve the purpose of the utility model is: a semi-automatic cardboard flat die-cutting machine of predetermined size, comprising a chassis, a workbench is fixedly connected to the top of the chassis, a pressure plate is fixedly connected to the top of the workbench, and the top of the workbench is fixedly connected to a U-shaped frame, and also includes;

[0008] An anti-wrinkle mechanism, wherein the anti-wrinkle mechanism is located on a workbench;

[0009] The anti-wrinkle mechanism includes a servo motor fixedly connected to the top of the workbench, the output end of the servo motor is fixedly connected to a bidirectional threaded rod, a rotating hole is opened on one side of the pressure plate, one end of the bidirectional threaded rod passes through the rotating hole, both ends of the bidirectional threaded rod are screwed with lower clamps, both lower clamps are fixedly connected with fixed frames, the top inner wall of the fixed frame is fixedly connected with a cylinder, and the bottom end of the cylinder is fixedly connected to the upper clamp.

[0010] In some embodiments, two slide rails are fixedly connected to the top of the workbench, and the two slide rails are respectively located on both sides of the pressure plate.

[0011] In some embodiments, fixing grooves are provided on both sides of the pressure plate, and the two fixing grooves are respectively matched with the two lower clamping plates.

[0012] In some embodiments, the top of the U-shaped frame is fixedly connected to a telescopic hydraulic cylinder, the output end of the telescopic hydraulic cylinder is fixedly connected to a telescopic rod, the bottom end of the telescopic rod is fixedly connected to a fixed pressure plate, a square groove is provided at the bottom of the fixed pressure plate, and a square cutter is slidably connected in the square groove.

[0013] In some embodiments, a return spring is sleeved on the telescopic rod, and two ends of the return spring are fixedly connected to the fixed pressure plate and the telescopic rod respectively.

[0014] In some embodiments, the top inner wall of the square groove is provided with two sliding holes, and the top of the square cutter is fixedly connected with two connecting plates, which respectively penetrate the two sliding holes and are fixedly connected to the cylindrical outer wall of the telescopic rod.

[0015] Compared with the prior art, the present invention has the following significant advantages:

[0016] The utility model sets an anti-wrinkle mechanism, puts the object to be cut on the pressure plate, starts the servo motor to drive the two-way threaded rod to rotate, the two-way threaded rod rotates to drive the two lower clamps to approach each other, so that the two lower clamps enter the fixed groove until the lower clamps are under the object, starts the cylinder to drive the upper clamp to move downward until the two ends of the object are clamped, starts the servo motor to drive the two-way threaded rod to rotate in the opposite direction, the two-way threaded rod rotates to drive the two clamps to move away from each other, the two clamps move away from each other to flatten the object, effectively avoids wrinkles on the object, and improves the cutting effect of the object;

[0017] The invention solves the problem that most of the existing objects are not subjected to wrinkle removal treatment before cutting, resulting in the inappropriate cutting size of the wrinkled objects. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0019] Figure 1It is a schematic diagram of the overall three-dimensional structure provided by the utility model in one embodiment;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the anti-wrinkle mechanism provided in one embodiment of the utility model;

[0021] Figure 3 It is a schematic diagram of the cross-sectional plan structure of the fixed pressing plate and the square cutting knife provided in one embodiment of the utility model.

[0022] Description of reference numerals:

[0023] 1. Chassis; 101. Workbench; 102. Pressure plate; 103. U-shaped frame; 104. Telescopic hydraulic cylinder; 105. Telescopic rod; 106. Return spring; 107. Fixed pressure plate; 108. Square groove; 109. Square cutter; 110. Connecting plate; 2. Servo motor; 201. Bidirectional threaded rod; 202. Lower clamping plate; 203. Fixed frame; 204. Cylinder; 205. Upper clamping plate; 206. Slide rail; 207. Fixed groove. DETAILED DESCRIPTION

[0024] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0025] The utility model provides a semi-automatic cardboard flat die-cutting machine with a predetermined size through improvement. The technical solution of the utility model is:

[0026] like Figure 1-Figure 3As shown, a semi-automatic cardboard flat-pressing die-cutting machine of a predetermined size includes a chassis 1, a workbench 101 is fixedly connected to the top of the chassis 1, a pressure plate 102 is fixedly connected to the top of the workbench 101, and the top of the workbench 101 is fixedly connected to a U-shaped frame 103, and also includes an anti-wrinkle mechanism, which is located on the workbench 101; the anti-wrinkle mechanism includes a servo motor 2 fixedly connected to the top of the workbench 101, and in order to facilitate the later maintenance of the servo motor 2, the servo motor 2 is installed on the workbench 101 by screwing, and the output end of the servo motor 2 is fixedly connected to A two-way threaded rod 201 and a rotation hole are provided on one side of the pressure plate 102, one end of the two-way threaded rod 201 passes through the rotation hole, both ends of the two-way threaded rod 201 are screwed with lower clamps 202, and the two lower clamps 202 are fixedly connected with a fixing frame 203, and the top inner wall of the fixing frame 203 is fixedly connected with a cylinder 204, and the bottom end of the cylinder 204 is fixedly connected to the upper clamp 205; through the setting of the anti-wrinkle mechanism, the clamp composed of the lower clamp 202 and the upper clamp 205 can flatten the object, effectively avoid wrinkles on the object, and improve the cutting effect of the object.

[0027] like Figure 2 As shown, in one embodiment, in order to make the slide rail 206 more secure, the slide rail 206 is installed on the workbench 101 by welding, and two slide rails 206 are fixedly connected to the top of the workbench 101, and the two slide rails 206 are respectively located on both sides of the pressure plate 102; through the setting of the slide rail 206, the stability of the lower clamping plate 202 is improved.

[0028] like Figure 1 As shown, in one embodiment, fixing grooves 207 are provided on both sides of the pressure plate 102, and the two fixing grooves 207 are respectively matched with the two lower clamping plates 202; through the setting of the pressure plate 102, the placement of objects is achieved.

[0029] like Figure 3 As shown, in one embodiment, in order to improve the stability of the telescopic rod 105, the telescopic rod 105 is installed on the fixed pressure plate 107 by welding, the top of the U-shaped frame 103 is fixedly connected with the telescopic hydraulic cylinder 104, the output end of the telescopic hydraulic cylinder 104 is fixedly connected with the telescopic rod 105, the bottom end of the telescopic rod 105 is fixedly connected with the fixed pressure plate 107, the bottom of the fixed pressure plate 107 is provided with a square groove 108, the square groove 108 is slidably connected with a square cutter 109, the telescopic rod 105 is sleeved with a return spring 106, and the two ends of the return spring 106 are fixedly connected to the fixed pressure plate 107 and the telescopic rod 105 respectively; through the setting of the telescopic rod 105, which cooperates with the return spring 106, it is achieved that after the fixed pressure plate 107 presses the object, the square cutter 109 continues to move downward to cut the object.

[0030] like Figure 3 As shown, in one embodiment, two sliding holes are provided on the top inner wall of the square groove 108, and two connecting plates 110 are fixedly connected to the top of the square cutter 109. The two connecting plates 110 respectively pass through the two sliding holes and are fixedly connected to the cylindrical outer wall of the telescopic rod 105; by setting the square groove 108, the square cutter 109 can be stored.

[0031] The specific working method is: put the object to be cut on the pressure plate 102, start the servo motor 2 to drive the two-way threaded rod 201 to rotate, the two-way threaded rod 201 rotates and drives the two lower clamps 202 to approach each other, so that the two lower clamps 202 enter the fixed groove 207, until the lower clamps 202 are under the object, start the cylinder 204 to drive the upper clamp 205 to move downward until the two ends of the object are clamped, start the servo motor 2 to drive the two-way threaded rod 201 to rotate in the opposite direction, the two-way threaded rod 201 rotates and drives the two clamps to move away from each other, the two clamps move away from each other to flatten the object, effectively avoiding wrinkles on the object and improving the cutting effect of the object, start the telescopic hydraulic cylinder 104 to drive the telescopic rod 105, the fixed pressure plate 107 and the square cutter 109 to move downward, so that the fixed pressure plate 107 first presses the object, and then the square cutter 109 cuts the object.

[0032] The technical means disclosed in the utility model are not limited to the technical means disclosed in the above technical means, but also include technical solutions composed of equivalent replacement of the above technical features. Matters not covered in the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A semi-automatic cardboard flat die-cutting machine of a predetermined size, comprising a machine case (1), a workbench (101) being fixedly connected to the top of the machine case (1), a pressure plate (102) being fixedly connected to the top of the workbench (101), and a U-shaped frame (103) being fixedly connected to the top of the workbench (101), characterized in that: Also includes; An anti-wrinkle mechanism, the anti-wrinkle mechanism being located on a workbench (101); The anti-wrinkle mechanism comprises a servo motor (2) fixedly connected to the top of the workbench (101), the output end of the servo motor (2) being fixedly connected to a bidirectional threaded rod (201), a rotation hole being provided on one side of the pressure plate (102), one end of the bidirectional threaded rod (201) passing through the rotation hole, lower clamping plates (202) being screwed to both ends of the bidirectional threaded rod (201), a fixing frame (203) being fixedly connected to the two lower clamping plates (202), a cylinder (204) being fixedly connected to the top inner wall of the fixing frame (203), and the bottom end of the cylinder (204) being fixedly connected to the upper clamping plate (205).

2. A semi-automatic cardboard flat die-cutting machine with a predetermined size according to claim 1, characterized in that: Two slide rails (206) are fixedly connected to the top of the workbench (101), and the two slide rails (206) are respectively located on two sides of the pressure plate (102).

3. A semi-automatic cardboard flat die-cutting machine with a predetermined size according to claim 2, characterized in that: Both sides of the pressure plate (102) are provided with fixing grooves (207), and the two fixing grooves (207) are respectively matched with the two lower clamping plates (202).

4. A semi-automatic cardboard flat die-cutting machine with a predetermined size according to claim 3, characterized in that: The top of the U-shaped frame (103) is fixedly connected to a telescopic hydraulic cylinder (104), the output end of the telescopic hydraulic cylinder (104) is fixedly connected to a telescopic rod (105), the bottom end of the telescopic rod (105) is fixedly connected to a fixed pressing plate (107), a square groove (108) is formed at the bottom of the fixed pressing plate (107), and a square cutter (109) is slidably connected in the square groove (108).

5. A semi-automatic cardboard flat die-cutting machine with a predetermined size according to claim 4, characterized in that: A return spring (106) is sleeved on the telescopic rod (105), and two ends of the return spring (106) are respectively fixedly connected to the fixed pressure plate (107) and the telescopic rod (105).

6. A semi-automatic cardboard flat die-cutting machine with a predetermined size according to claim 5, characterized in that: The top inner wall of the square groove (108) is provided with two sliding holes, and the top of the square cutter (109) is fixedly connected to two connecting plates (110), which respectively penetrate the two sliding holes and are fixedly connected to the outer cylindrical wall of the telescopic rod (105).

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