Asynchronous sleeve punching die

Abstract

The utility model discloses an asynchronous sleeve punching die, and relates to the technical field of die cutting machining. The stamping die comprises a bottom plate and a top plate, four guide columns penetrating through the top plate are fixedly installed at the top of the bottom plate, an upper die base is fixedly installed at the bottom of the top plate, two punches are arranged at the bottom of the upper die base, two driving assemblies used for driving the upper die base and the lower die base in a staggered mode are arranged at the bottom of the upper die base, and a lower die base is fixedly installed at the top of the bottom plate. The top plate can drive the upper die base, the driving assembly and the two punches to move downwards synchronously, but the driving assembly can drive the two punches to move up and down in a staggered mode according to needs, and a worker can select the left puncher pin or the right puncher pin to be located on the lower portion according to needs. When the lower punch is driven by the top plate to move downwards, the lower punch is matched with the female die under the lower punch to complete die cutting of materials, when the punches need to be replaced for die cutting, only the driving assembly needs to be controlled to enable the lower punch to move upwards and the upper punch to move downwards, and therefore the machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of die cutting, in particular to an asynchronous sleeve punching die. Background Art

[0002] Asynchronous sleeve punching die is a special die used in the field of die-cutting processing technology. It adopts asynchronous sleeve punching method, which can directly perform asynchronous pulling and cutting on the die, thereby improving production efficiency and die-cutting accuracy; asynchronous sleeve punching die is widely used in the fields of tape, label, packaging materials, electronic products, etc.; in tape production, asynchronous sleeve punching die can efficiently complete the die-cutting and cutting tasks of tape; in electronic product manufacturing, it can be used to produce various precision components and assemblies.

[0003] In the design of existing asynchronous sleeve punching dies, usually only one set of punches and dies is equipped for die-cutting materials; however, when the material needs to replace the punch and die to adapt to different die-cutting requirements, there may be a problem of long replacement time and time waste. For this reason, an asynchronous sleeve punching die is proposed. Utility Model Content

[0004] The purpose of the present invention is to solve the problem that when the punch and die of the existing asynchronous sleeve punching die need to be replaced to adapt to different die-cutting requirements, the replacement time may be long and time-wasting. The present invention provides an asynchronous sleeve punching die.

[0005] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0006] The asynchronous sleeve punching die includes a bottom plate and a top plate. Four guide pillars penetrating the top plate are fixedly installed on the top of the bottom plate. The bottom of the top plate is fixedly installed with an upper die base. Two punches are provided at the bottom of the upper die base. The bottom of the upper die base is provided with a driving assembly for driving two staggered upper and lower parts. The top of the bottom plate is fixedly installed with a lower die base. Two dies are provided at the top of the lower die base. A fixing assembly for fixing the two dies is provided at the top of the lower die base. A material guide trough is provided at the top of the bottom plate.

[0007] Furthermore, the driving assembly includes a groove 1, a groove 1 is provided at the bottom of the upper die base, a rotatable gear 1 is movably installed on the rear inner wall of the groove 1, a rotating cylinder for driving the gear 1 to rotate is fixedly installed on the rear wall of the upper die base, two slide grooves 1 are provided on the rear inner closed wall of the groove 1, a slide rod 1 is movably installed inside each slide groove 1, an L-shaped rack is fixedly installed on the front wall of each slide rod 1, the two L-shaped racks are mirror-imaged, each L-shaped rack is meshed with gear 1, a square plate is fixedly installed on the bottom of the horizontal end of each L-shaped rack, and a detachable punch is provided at the bottom of each square plate.

[0008] Furthermore, the drive assembly also includes a strip groove, each square plate is provided with a strip groove at the bottom, a servo motor is fixedly installed inside each strip groove, the output end of each servo motor is fixedly connected to a bidirectional screw, both ends of each bidirectional screw are threadedly connected to a moving block, a clamping rod is fixedly installed at the bottom of each moving block, and each punch is clamped by two adjacent clamping rods.

[0009] Furthermore, the driving assembly also includes a limit block, the bottom of each square plate is fixedly installed with a limit block, the bottom of each square plate is fixedly installed with a mounting block, and each mounting block is threadedly connected with a bolt.

[0010] Furthermore, the fixed component includes groove 2, groove 2 is provided on the top of the lower die base, the lower die base is a rectangular structure with a hollow interior and a hollow bottom, gear 2 is movably installed inside groove 2, and an execution motor for driving gear 2 to rotate is fixedly installed on the inner top surface of the lower die base, two slide grooves 2 are provided on the inner bottom surface of groove 2, and a slide rod 2 is movably installed inside each slide groove 2, and a rack is fixedly installed on the top of each slide rod 2, and the two racks are meshed with gear 2, and an extrusion rod is fixedly installed on the ends of the two racks away from each other, and two discharge ports are provided on the inner bottom surface of groove 2, and the two concave dies are respectively placed inside groove 2 and the two concave dies are respectively located on the side away from each other of the two extrusion rods.

[0011] Furthermore, the inner bottom surface of the material guide trough is arranged to be inclined, the highest end of the inner bottom surface of the material guide trough is the rear side, and the lowest end of the inner bottom surface of the material guide trough is the front side.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. When the utility model performs die-cutting, the left and right ends of the material are first wound onto the winding device and the unwinding device respectively, and the material is passed through the middle of the two guide pillars on the left and right sides respectively, and the material is spread flat on the lower die base. The die-cutting machine then drives the top plate to move downward, and the top plate will drive the upper die base, the drive assembly and the two punches to move downward synchronously, but the drive assembly can drive the two punches to move up and down alternately as needed. The staff can choose the left punch or the right punch to be located at the bottom according to needs. When the punch located at the bottom is driven downward by the top plate, it cooperates with the die directly below to complete the die-cutting of the material. When the punch needs to be replaced for die-cutting, it is only necessary to control the drive assembly to move the punch located at the bottom up and the punch located at the top down, thereby improving processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 This is an exploded view of the drive assembly portion of the utility model;

[0016] Figure 3 This is a bottom view of the drive assembly portion of the utility model;

[0017] Figure 4 It is a schematic diagram of the fixing assembly of the utility model;

[0018] Figure 5 This is a schematic diagram of the guide chute of the utility model;

[0019] 1. Bottom plate; 2. Guide column; 3. Top plate; 4. Upper die base; 5. Punch; 6. Drive assembly; 601. Groove 1; 602. Rotating cylinder; 603. Gear 1; 604. Slide 1; 605. Slide bar 1; 606. L-shaped rack; 607. Square plate; 608. Strip groove; 609. Servo motor; 610. Bidirectional screw; 611. Moving block; 612. Clamping rod; 613. Limit block; 614. Mounting block; 615. Bolt; 7. Lower die base; 8. Die; 9. Fixing assembly; 901. Groove 2; 902. Gear 2; 903. Executing motor; 904. Slide 2; 905. Slide bar 2; 906. Rack; 907. Extrusion rod; 908. Discharge port; 10. Guide trough. DETAILED DESCRIPTION

[0020] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings herein can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but rather merely represents selected embodiments of the present invention. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without creative effort are also within the scope of protection of the present invention.

[0022] It should be noted that similar reference numerals and letters represent similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined or explained in subsequent drawings. In addition, the terms "first," "second," etc. are used only to distinguish the descriptions and are not to be understood as indicating or implying relative importance.

[0023] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the product of the present invention is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as a limitation on the present invention.

[0024] like Figures 1 to 5 As shown, the asynchronous sleeve punching die comprises a bottom plate 1 and a top plate 3. Four guide pillars 2 passing through the top plate 3 are fixedly installed on the top of the bottom plate 1. An upper die base 4 is fixedly installed on the bottom of the top plate 3. Two punches 5 are provided at the bottom of the upper die base 4 (the punches 5 of this technical solution are prior art and will not be described in detail here). A driving assembly 6 for driving two staggered upper and lower parts is provided at the bottom of the upper die base 4. A lower die base 7 is fixedly installed on the top of the bottom plate 1. Two concave dies 8 are provided on the top of the lower die base 7 (the concave dies 8 of this technical solution are prior art and have the function of discharging waste, will not be described in detail here). A fixing assembly 9 for fixing the two concave dies 8 is provided on the top of the lower die base 7. A material guide trough 10 is provided on the top of the bottom plate 1. It should be noted that when performing die cutting, first The left and right ends of the material are respectively wound onto the winding device and the unwinding device, and the material is passed through the middle of the two guide pillars 2 on the left and right sides, and the material is spread flat on the lower die base 7. The die-cutting machine then drives the top plate 3 to move downward, and the top plate 3 will drive the upper die base 4, the drive assembly 6 and the two punches 5 to move downward synchronously, but the drive assembly 6 can drive the two punches 5 to move up and down alternately as needed. The staff can choose the left punch 5 or the right punch 5 to be located at the bottom as needed. When the punch 5 at the bottom is driven downward by the top plate 3, it cooperates with the die 8 directly below to complete the die-cutting of the material. When the punch 5 needs to be replaced for die-cutting, it is only necessary to control the drive assembly 6 to move the punch 5 at the bottom up and the punch 5 at the top down, thereby improving the processing efficiency.

[0025] like Figures 1 to 3As shown, the driving assembly 6 includes a groove 601, a groove 601 is provided at the bottom of the upper die base 4, a rotatable gear 603 is movably installed on the rear inner wall of the groove 601, a rotating cylinder 602 for driving the gear 603 to rotate is fixedly installed on the rear wall of the upper die base 4, two slide grooves 604 are provided on the rear inner closed wall of the groove 601, a slide rod 605 is movably installed inside each slide groove 604, and an L-shaped rack 606 is fixedly installed on the front wall of each slide rod 605, and the two L-shaped racks 606 are mirror-imaged, and each L-shaped rack 606 is aligned with the gear 603. Meshing connection, a square plate 607 is fixedly installed at the bottom of the horizontal end of each L-shaped rack 606, and a detachable punch 5 is provided at the bottom of each square plate 607. It should be noted that starting the rotating cylinder 602 can make the gear 603 move back and forth at a preset angle and speed, so that the two L-shaped racks 606 move up and down alternately, and each L-shaped rack 606 moves up and down, driving the slide rod 605 connected to it to slide inside the corresponding slide groove 604, and each L-shaped rack 606 drives the square plate 607 connected to it and the corresponding punch 5 to move synchronously, so that the two punches 5 move up and down alternately.

[0026] like Figures 1 to 3 As shown, the driving assembly 6 also includes a strip groove 608, and each square plate 607 has a strip groove 608 at the bottom. A servo motor 609 is fixedly installed inside each strip groove 608. The output end of each servo motor 609 is fixedly connected to a bidirectional screw 610. Both ends of each bidirectional screw 610 are threadedly connected to a moving block 611. A clamping rod 612 is fixedly installed at the bottom of each moving block 611. Each punch 5 is clamped by two adjacent clamping rods 612. It should be noted that Starting the servo motor 609 can make the corresponding bidirectional screw 610 move back and forth at a preset angle and speed, so that each adjacent two moving blocks 611 move closer to or away from each other. The movement of each moving block 611 drives the clamping rod 612 connected to it to move, so that each adjacent two clamping rods 612 move closer to or away from each other. When each adjacent two clamping rods 612 approach each other, they can clamp the corresponding punch 5. When each adjacent two clamping rods 612 approach each other, they can loosen the corresponding punch 5, making it easy to replace the punch 5.

[0027] like Figures 1 to 3As shown, the driving assembly 6 also includes a limiting block 613, and the bottom of each square plate 607 is fixedly installed with a limiting block 613, and the bottom of each square plate 607 is fixedly installed with a mounting block 614, and each mounting block 614 is threadedly connected with a bolt 615. It should be noted that when the two punches 5 are respectively clamped between each adjacent two clamping rods 612, the punches 5 can be further fixed by rotating the two bolts 615, so that each punch 5 is tightly fitted with the adjacent limiting block 613, so that the punch 5 is easy to align with the die 8 directly below.

[0028] like Figure 1 、 Figure 4 As shown, the fixing assembly 9 includes a groove 2 901, a groove 2 901 is provided on the top of the lower die base 7, the lower die base 7 is a rectangular structure with a hollow interior and a hollow bottom, a gear 2 902 is movably installed inside the groove 2 901, and an execution motor 903 for driving the gear 2 902 to rotate is fixedly installed on the inner top surface of the lower die base 7, and the inner bottom surface of the groove 2 901 is provided with two slide grooves 2 904, and each slide groove 2 904 is movably installed with a slide rod 2 905, and the top of each slide rod 2 905 is fixedly installed with a rack 906, and the two racks 906 are meshed with the gear 2 902, and the ends of the two racks 906 away from each other are fixedly installed with an extrusion rod 907, and the inner bottom surface of the groove 2 901 is provided with two discharge ports 908, and the two concave molds 8 They are respectively placed inside the groove 2 901 and the two dies 8 are respectively located on the side away from each other of the two extrusion rods 907. It should be noted that starting the execution motor 903 can make the gear 2 902 move back and forth according to the preset angle and speed, so that the two racks 906 move back and forth, and the movement of each rack 906 drives the slide bar 2 905 connected to it to slide inside the corresponding slide groove 2 904. The movement of each rack 906 drives the extrusion rod 907 connected to it to move synchronously. The two extrusion rods 907 move away from each other to squeeze the two dies 8 respectively, which can fix the two dies 8. The two extrusion rods 907 move close to each other to loosen the fixation of the two dies 8. The waste after die-cutting will be discharged by the die 8, and the waste enters the interior of the guide trough 10 from the corresponding discharge port 908 and continues to be discharged.

[0029] like Figure 5 As shown, the inner bottom surface of the material guide trough 10 is tilted, the highest end of the inner bottom surface of the material guide trough 10 is the rear side, and the lowest end of the inner bottom surface of the material guide trough 10 is the front side. It should be noted that the inner bottom surface of the material guide trough 10 is tilted to facilitate the discharge of waste.

[0030] In summary:

[0031] When performing die-cutting, first wind the left and right ends of the material to the winding device and the unwinding device respectively, and make the material pass through the middle of the two guide pillars 2 on the left and right sides respectively, and make the material flat on the lower die base 7. The die-cutting machine then drives the top plate 3 to move downward, and the top plate 3 will drive the upper die base 4, the drive assembly 6 and the two punches 5 to move downward synchronously, but the drive assembly 6 can drive the two punches 5 to move up and down alternately as needed. The staff can choose the left punch 5 or the right punch 5 to be located at the bottom as needed. When the punch 5 at the bottom is driven down by the top plate 3, it cooperates with the die 8 directly below to complete the die-cutting of the material. When the punch 5 needs to be replaced for die-cutting, it is only necessary to control the drive assembly 6 to move the punch 5 at the bottom up and the punch 5 at the top down, thereby improving processing efficiency.

[0032] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions merely illustrate the principles of the present invention. Various changes and improvements are possible without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed for the present invention is defined by the appended claims and their equivalents.

Claims

1. An asynchronous sleeve punching die, comprising a bottom plate (1) and a top plate (3), wherein four guide pillars (2) penetrating the top plate (3) are fixedly mounted on the top of the bottom plate (1), and characterized in that: An upper die base (4) is fixedly mounted on the bottom of the top plate (3), two punches (5) are provided at the bottom of the upper die base (4), a driving assembly (6) for driving two staggered upper and lower parts is provided at the bottom of the upper die base (4), a lower die base (7) is fixedly mounted on the top of the bottom plate (1), two concave dies (8) are provided at the top of the lower die base (7), a fixing assembly (9) for fixing the two concave dies (8) is provided at the top of the lower die base (7), and a material guide trough (10) is provided at the top of the bottom plate (1).

2. The asynchronous sleeve punching die according to claim 1, characterized in that: The driving assembly (6) includes a groove (601), a groove (601) is provided at the bottom of the upper die seat (4), a rotatable gear (603) is movably installed on the rear inner wall of the groove (601), a rotary cylinder (602) for driving the gear (603) to rotate is fixedly installed on the rear wall of the upper die seat (4), and two slide grooves (604) are provided on the rear inner closed wall of the groove (601), each slide groove (60 4) A slide bar (605) is movably installed inside, and an L-shaped rack (606) is fixedly installed on the front wall of each slide bar (605). The two L-shaped racks (606) are distributed in a mirror image, and each L-shaped rack (606) is meshed with the gear bar (603). A square plate (607) is fixedly installed on the bottom of the horizontal end of each L-shaped rack (606), and a detachable punch (5) is provided at the bottom of each square plate (607).

3. The asynchronous sleeve punching die according to claim 2, characterized in that: The driving assembly (6) further comprises a strip groove (608), the bottom of each square plate (607) is provided with a strip groove (608), a servo motor (609) is fixedly installed inside each strip groove (608), the output end of each servo motor (609) is fixedly connected to a bidirectional screw (610), both ends of each bidirectional screw (610) are threadedly connected to a moving block (611), a clamping rod (612) is fixedly installed at the bottom of each moving block (611), and each punch (5) is clamped by two adjacent clamping rods (612).

4. The asynchronous sleeve punching die according to claim 3, characterized in that: The driving assembly (6) further comprises a limiting block (613), the bottom of each square plate (607) is fixedly mounted with the limiting block (613), the bottom of each square plate (607) is fixedly mounted with a mounting block (614), and each mounting block (614) is threadedly connected with a bolt (615).

5. The asynchronous sleeve punching die according to claim 1, characterized in that: The fixing assembly (9) includes a groove 2 (901), a groove 2 (901) is provided on the top of the lower die base (7), the lower die base (7) is a rectangular structure with a hollow interior and a hollow bottom, a gear 2 (902) is movably installed inside the groove 2 (901), an execution motor (903) for driving the gear 2 (902) to rotate is fixedly installed on the inner top surface of the lower die base (7), and two slide grooves 2 (904) are provided on the inner bottom surface of the groove 2 (901), and each slide groove 2 (904) is movable inside. A second slide bar (905) is installed, and a rack (906) is fixedly installed on the top of each second slide bar (905). The two racks (906) are meshed and connected with the second gear (902). An extrusion rod (907) is fixedly installed on the ends of the two racks (906) away from each other. Two discharge ports (908) are opened on the inner bottom surface of the second groove (901). Two concave dies (8) are respectively placed inside the second groove (901) and the two concave dies (8) are respectively located on the side away from each other of the two extrusion rods (907).

6. The asynchronous sleeve punching die according to claim 1, characterized in that: The inner bottom surface of the material guide trough (10) is arranged in an inclined manner, the highest end of the inner bottom surface of the material guide trough (10) is the rear side, and the lowest end of the inner bottom surface of the material guide trough (10) is the front side.

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