Cutter replacing mechanism of die-cutting machine

Abstract

The utility model discloses a cutter replacing mechanism of a die-cutting machine, and relates to the technical field of die-cutting machines, the cutter replacing mechanism comprises a cutter fixing mechanism, the cutter fixing mechanism comprises a connecting plate and a protective plate, the cutter replacing mechanism can clamp and carry a cutter to a cutter replacing position through a cutter carrying mechanism, and the cutter replacing mechanism is used for replacing the cutter. A clamping plate is attached to the outer side of a cutter through a rubber pad, it is guaranteed that the outer side of the cutter cannot be damaged while the clamping plate clamps the cutter, then the cutter is pushed into a connecting plate along a sliding groove through an electric push rod, and finally the cutter is adsorbed and fixed through a vacuum pump and a suction cup. According to the die-cutting machine, the cutter can be rapidly replaced under the condition of no shutdown or short-time shutdown, the production efficiency of the die-cutting machine is greatly improved, the production interruption time caused by cutter replacement is shortened, meanwhile, the cutter carrying process can be accurately controlled through the cutter carrying mechanism, the cutter replacement precision is guaranteed, the stability of die-cutting quality is improved, and the die-cutting efficiency is improved. The rejection rate is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a die -cutting machine technical field especially relates to a die -cutting machine tool replacement mechanism. BACKGROUND

[0002] The die -cutting machine is also called cutting machine, numerical control punching machine, and utilizes steel cutter, hardware mould, steel line (or steel plate engraving into the template) to cut into a certain shape through the pressure plate and apply certain pressure to the print or paperboard, and is widely used in the packaging printing, shoemaking, automobile interior decoration and many other industries to cut the sheet material according to the predetermined shape, and the die -cutting machine needs to be disassembled and replaced due to blade wear caused by long -term work, and the traditional die -cutting machine tool replacement often needs manual operation, and there are many drawbacks.

[0003] For example, Chinese patent CN218399614U discloses a carton full-automatic die -cutting machine convenient for replacing cutter, which comprises a fixed frame, a base, a conveying belt arranged on the inner side of the fixed frame, a cutting tool table connected to the inner wall of the base, a rectangular cutting slot formed in the upper inner side of the cutting tool table, a die -cutting machine frame connected to the top of the base, a cutter body frame connected to the end of the telescopic rod away from the hydraulic cylinder, a limiting handle arranged on the inner side of the sliding groove, a die -cutting cutter connected to the lower end of the limiting handle, a fixed pin arranged on the inner side of the positioning hole, and a return spring arranged on the outer circle of the fixed pin.

[0004] The traditional die -cutting machine cutter usually needs manual disassembly and installation, and manual installation of the cutter needs to stop operation, and the replacement process takes a long time, which seriously affects the production efficiency, and the labor intensity is large when the manual cutter is installed, and the cutter is easily damaged or the personnel is injured due to improper operation, furthermore, manual replacement of the cutter can not guarantee the accuracy of each installation, which may cause unstable die -cutting quality and increase the scrap rate, and the die -cutting machine tool replacement mechanism is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model relates to a die -cutting machine technical field especially relates to a die -cutting machine tool replacement mechanism.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a die cutting machine's tool replacement mechanism, including tool fixed establishment, the tool fixed establishment includes connecting plate and guard board, the top of connecting plate is welded with the bottom of guard board, and the bottom of connecting plate is provided with the sliding slot, the inside symmetry of guard board is fixedly connected with vacuum pump, the bottom of vacuum pump is fixedly connected with vacuum suction tube, and the bottom of vacuum suction tube is fixedly connected with sucking disc, the top one end of connecting plate is provided with tool handling mechanism, the tool handling mechanism includes translation motor, screw rod, mobile seat, support frame, hydraulic cylinder, fixed plate, clamping motor, driving gear, driven gear, vertical board and spring, the top of hydraulic cylinder is fixedly installed with the top of support frame, and the bottom output end of hydraulic cylinder is fixedly connected with the top of fixed plate, both ends of fixed plate are slidably connected with both sides of support frame, the inside fixed mounting of support frame has electric push rod, one end of clamping motor is fixedly connected with one end of fixed plate, and the output end of clamping motor is fixedly connected with one end of driving gear, the outer wall of driving gear is engaged with the outer wall of driven gear, two screw rods are fixedly connected with both ends of driven gear, the outer wall of screw rod is screw engaged with movable seat, the top of vertical board is fixedly installed with the bottom of movable seat, and the inner side of vertical board is slidably connected with clamping plate, the inner side of clamping plate is connected with vertical board through a plurality of springs, and the outer side of clamping plate is fixedly connected with rubber pad.

[0007] Preferably, both ends of the driving gear and the driven gear are rotatably connected with both ends of the fixed plate, one end of the fixed plate is welded with a limiting rod, and one end of the movable seat is slidably installed with the outer wall of the limiting rod.

[0008] Preferably, the tool handling mechanism further comprises a support plate and a storage plate, one end of the support plate is rotatably connected with one end of the screw rod, and the other end of the support plate is fixedly connected with one end of the translation motor.

[0009] Preferably, the output end of the translation motor is fixedly connected with one end of the screw rod, and the inner wall of the mobile seat is screw engaged with the outer wall of the screw rod.

[0010] Preferably, the top of the mobile seat is slidably connected with the bottom of the support plate, and the bottom of the mobile seat is fixedly installed with the top end of the support frame.

[0011] Preferably, one end of the storage plate is welded with the bottom of the support plate, and the top of the storage plate is provided with a fixing groove.

[0012] Preferably, one end of the support plate is movably connected with the top of the connecting plate.

[0013] Compared with the prior art, the utility model has the advantages and positive effects that:

[0014] 1、 the utility model discloses, the mechanism can be clamped and transported to the tool replacement position with tool handling mechanism to tool, then push the tool to the connecting plate inside along the chute with electric push rod, finally, the tool is fixed with vacuum pump and sucking disc adsorbing, can realize the quick replacement of tool under the condition of not stopping or short -time stopping, greatly improve the production efficiency of die -cutting machine, reduce the production interruption time of tool replacement, simultaneously, the accurate control of tool handling process can be realized with tool handling mechanism, guarantee the precision of tool replacement, improve the stability of die -cutting quality, reduce the scrap rate, in addition, the whole tool replacement process is completed automatically by control system, reduce manual intervention, reduce the manual labor intensity, improve the intelligent and automation level of equipment simultaneously.

[0015] 2、 the utility model discloses, the driving gear is rotated with clamping motor, to drive the driven gear and two threaded rods rotate, two movable seats move towards each other, to drive the vertical board and the clamping plate move towards each other and approach the both sides of tool, until the clamping plate clamps the tool, the clamping plate is attached with the outside of tool through rubber pad, and the clamping plate can be compressed tightly tool under the action of spring, can clamp the tool and guarantee that tool is not damaged. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A three-dimensional structure schematic diagram of the tool replacement mechanism of die-cutting machine is provided for the utility model;

[0017] Figure 2 A top view structure schematic diagram of the tool replacement mechanism of die-cutting machine is provided for the utility model;

[0018] Figure 3 The structure schematic diagram of the clamping plate of the tool replacement mechanism of die-cutting machine is provided for the utility model;

[0019] Figure 4 The top view sectional view of the clamping plate of the tool replacement mechanism of die-cutting machine is provided for the utility model;

[0020] Figure 5 The side sectional view of the tool fixing mechanism of the tool replacement mechanism of die-cutting machine is provided for the utility model.

[0021] Legend: 1. Tool handling mechanism; 2. Tool fixing mechanism; 10. Electric push rod; 11. Support plate; 12. Storage plate; 13. Fixing groove; 14. Translation motor; 15. Lead screw; 16. Moving seat; 17. Support frame; 18. Hydraulic cylinder; 19. Fixing plate; 110. Clamping motor; 111. Driving gear; 112. Driven gear; 113. Threaded rod; 114. Limiting rod; 115. Movable seat; 116. Vertical plate; 117. Clamping plate; 118. Spring; 119. Rubber pad; 21. Connecting plate; 22. Protective plate; 23. Vacuum pump; 24. Vacuum suction tube; 25. Suction cup; 26. Slide groove. Detailed Implementation

[0022] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0023] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0024] Example 1: As Figure 1 - Figure 4 As shown, this utility model provides a tool changing mechanism for a die-cutting machine. The tool handling mechanism 1 includes a translation motor 14, a lead screw 15, a moving base 16, a support frame 17, a hydraulic cylinder 18, a fixed plate 19, a clamping motor 110, a driving gear 111, a driven gear 112, a vertical plate 116, and a spring 118. The top end of the hydraulic cylinder 18 is fixedly installed with the top end of the support frame 17, and the bottom output end of the hydraulic cylinder 18 is fixedly connected with the top end of the fixed plate 19. The two ends of the fixed plate 19 are slidably connected with the two sides of the support frame 17. An electric push rod 10 is fixedly installed inside the support frame 17. One end of the clamping motor 110 is connected to... One end of the fixed plate 19 is fixedly connected, and the output end of the clamping motor 110 is fixedly connected to one end of the drive gear 111. The outer wall of the drive gear 111 meshes with the outer wall of the driven gear 112. Two threaded rods 113 are symmetrically fixedly connected to both ends of the driven gear 112. The outer wall of the threaded rod 113 is threadedly engaged with a movable seat 115. The top of the vertical plate 116 is fixedly installed with the bottom of the movable seat 115. Both ends of the drive gear 111 and the driven gear 112 are rotatably connected to both ends of the fixed plate 19. A limit rod 114 is welded to one end of the fixed plate 19. One end of the movable seat 115 is slidably installed with the outer wall of the limit rod 114.

[0025] The tool carrying mechanism 1 further comprises a support plate 11 and a storage plate 12, one end of the support plate 11 is rotationally connected with one end of a lead screw 15, and the other end of the support plate 11 is fixedly connected with one end of a translation motor 14, the output end of the translation motor 14 is fixedly connected with one end of the lead screw 15, the inner wall of a moving seat 16 is threadedly engaged with the outer wall of the lead screw 15, the top of the moving seat 16 is slidingly connected with the bottom of the support plate 11, and the bottom of the moving seat 16 is fixedly installed with the top end of a support frame 17, one end of the storage plate 12 is welded with the bottom of the support plate 11, and the top of the storage plate 12 is provided with a fixing groove 13, and one end of the support plate 11 is movably connected with the top of a connecting plate 21.

[0026] The specific settings and effects of the embodiment will be described below: the mechanism can quickly replace the tool without stopping or stopping for a short time, greatly improving the production efficiency of the die cutting machine, reducing the production interruption time caused by tool replacement, and accurately controlling the tool carrying process through the tool carrying mechanism 1, ensuring the accuracy of tool replacement, improving the stability of die cutting quality, reducing the waste rate, in addition, the whole tool replacement process is automatically completed by the control system, reducing manual intervention, reducing labor intensity, and improving the intelligence and automation level of the equipment.

[0027] Embodiment two: as shown in Figure 4 and Figure 5 , comprising a tool fixing mechanism 2, the tool fixing mechanism 2 comprises a connecting plate 21 and a protective plate 22, the top of the connecting plate 21 is welded with the bottom of the protective plate 22, and the bottom of the connecting plate 21 is provided with a sliding groove 26, the inside of the protective plate 22 is fixedly connected with a vacuum pump 23 in a symmetrical manner, the bottom of the vacuum pump 23 is fixedly connected with a vacuum suction pipe 24, and the bottom of the vacuum suction pipe 24 is fixedly connected with a suction disc 25; one end of the top of the connecting plate 21 is provided with a tool carrying mechanism 1, the inner side of the vertical plate 116 is slidingly connected with a clamping plate 117, the inner side of the clamping plate 117 is connected with the vertical plate 116 through a plurality of springs 118, and the outer side of the clamping plate 117 is fixedly connected with a rubber pad 119.

[0028] The effect of the whole embodiment is that when the tool needs to be replaced, the operator first inputs the instruction of closing the vacuum pump 23 on the operation panel of the die cutting machine, after the vacuum pump 23 is closed, the operator slides the tool along the sliding groove 26 and takes it out, at the same time, when the new tool is replaced into the connecting plate 21, the control system controls to open the vacuum pump 23, the vacuum pump 23 makes the suction disc 25 in a negative pressure state through the vacuum suction pipe 24, so as to adsorb and fix the tool, thereby stably and quickly fixing the tool.

[0029] The method for using the device and the working principle: the device is connected with the operation panel of the die cutting machine, and is controlled by the operation panel of the die cutting machine. When the tool needs to be replaced, the operator first inputs the instruction of closing the vacuum pump 23 on the operation panel of the die cutting machine. After the vacuum pump 23 is closed, the operator slides the tool along the sliding groove 26 and takes it out. Then, the operator places the new tool in the fixed groove 13 of the storage plate 12. The operator inputs the instruction of replacing the tool on the operation panel of the die cutting machine. The control system first controls the opening of the translation motor 14 and the hydraulic cylinder 18 according to the preset program. The translation motor 14 drives the screw rod 15 to rotate, so that the moving seat 16 drives the support frame 17 to move to the top position of the fixed groove 13. At the same time, the hydraulic cylinder 18 drives the fixed plate 19 to move downward along the support frame 17 to the position corresponding to the tool in the fixed groove 13. Then, the control system opens the clamping motor 110. The clamping motor 110 drives the driving gear 111 to rotate, so as to drive the driven gear 112 and the two threaded rods 113 to rotate. The outer wall of the threaded rod 113 is screw-engaged with the inner wall of the movable seat 115. When the driven gear 112 and the two threaded rods 113 rotate, the two movable seats 115 can move reversely along the limiting rod 114 (when the rotation direction of the driving gear 111 driven by the clamping motor 110 is different, the two movable seats 115 can move towards each other or move away from each other). At this time, the two movable seats 115 are controlled to move towards each other, so as to drive the vertical plate 116 and the clamping plate 117 to move towards each other and approach the two sides of the tool, until the clamping plate 117 clamps the tool. The clamping plate 117 is in close contact with the outer side of the tool through the rubber pad 119. The clamping plate 117 can press the tool tightly under the action of the spring 118, so as to clamp the tool while ensuring that the outer side of the tool is not damaged;

[0030] When the tool is successfully grabbed, the control system controls the fixed plate 19 and the tool to rise through the hydraulic cylinder 18, and at the same time, the control system controls the mobile seat 16 to move to the tool installation position of the die-cutting machine along the support plate 11 through the translation motor 14, at this time, one end of the tool is aligned with the sliding groove 26, the control system controls the electric push rod 10 and the clamping motor 110 to be turned on at the same time, the electric push rod 10 pushes the tool into the sliding groove 26 while the clamping motor 110 controls the clamping plate 117 to loosen the tool, until the electric push rod 10 completely pushes the tool into the connecting plate 21 along the sliding groove 26, at this time, the control system controls the vacuum pump 23 to be turned on, the vacuum pump 23 makes the suction cup 25 in a negative pressure state through the vacuum suction pipe 24, so as to adsorb and fix the tool, thereby stably and quickly fixing the tool, the mechanism can quickly replace the tool without stopping or stopping for a short time, greatly improving the production efficiency of the die-cutting machine, reducing the production interruption time caused by tool replacement, and through the tool carrying mechanism 1, the precision control of the tool carrying process can be realized, the accuracy of tool replacement is ensured, the stability of die-cutting quality is improved, and the waste rate is reduced.

[0031] The above is only a preferred embodiment of the present application, and does not limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present application still belong to the protection scope of the present application technical scheme.

Claims

1. A knife changing mechanism of a die cutting machine, comprising a knife fixing mechanism (2) including a connecting plate (21) and a guard plate (22), characterized in that: The top of the connecting plate (21) is welded with the bottom of the protection plate (22), and the bottom of the connecting plate (21) is provided with a sliding groove (26), the inside of the protection plate (22) is fixedly connected with a vacuum pump (23) in a symmetrical manner, the bottom of the vacuum pump (23) is fixedly connected with a vacuum suction tube (24), and the bottom of the vacuum suction tube (24) is fixedly connected with a suction disc (25), one end of the top of the connecting plate (21) is provided with a tool carrying mechanism (1), the tool carrying mechanism (1) comprises a translation motor (14), a lead screw (15), a moving seat (16), a support frame (17), a hydraulic cylinder (18), a fixed plate (19), a clamping motor (110), a driving gear (111), a driven gear (112), a vertical plate (116) and a spring (118), the top end of the hydraulic cylinder (18) is fixedly installed with the top end of the support frame (17), and the bottom output end of the hydraulic cylinder (18) is fixedly connected with the top of the fixed plate (19), both ends of the fixed plate (19) are slidably connected with both sides of the support frame (17), and the inside of the support frame (17) is fixedly installed with an electric push rod (10), one end of the clamping motor (110) is fixedly connected with one end of the fixed plate (19), and the output end of the clamping motor (110) is fixedly connected with one end of the driving gear (111), the outer wall of the driving gear (111) is meshed with the outer wall of the driven gear (112), both ends of the driven gear (112) are fixedly connected with two threaded rods (113) in a symmetrical manner, the outer wall of the threaded rod (113) is threadedly meshed with a movable seat (115), the top of the vertical plate (116) is fixedly installed with the bottom of the movable seat (115), and the inner side of the vertical plate (116) is slidably connected with a clamping plate (117), the inner side of the clamping plate (117) is connected with the vertical plate (116) through a plurality of springs (118), and the outer side of the clamping plate (117) is fixedly connected with a rubber pad (119).

2. The knife changing mechanism of a die cutting machine according to claim 1, characterized in that: Both ends of the driving gear (111) and the driven gear (112) are rotatably connected with both ends of the fixed plate (19), and one end of the fixed plate (19) is welded with a limiting rod (114), and one end of the movable seat (115) is slidably installed with the outer wall of the limiting rod (114).

3. The knife changing mechanism of a die cutting machine according to claim 1, characterized in that: The tool carrying mechanism (1) further comprises a supporting plate (11) and a storage plate (12), one end of the supporting plate (11) is rotatably connected with one end of the lead screw (15), and the other end of the supporting plate (11) is fixedly connected with one end of the translation motor (14).

4. The knife changing mechanism of a die cutting machine according to claim 3, characterized in that: The output end of the translation motor (14) is fixedly connected with one end of the lead screw (15), and the inner wall of the moving seat (16) is threadedly meshed with the outer wall of the lead screw (15).

5. The knife changing mechanism of a die cutting machine according to claim 3, characterized in that: The top of the moving seat (16) is slidably connected with the bottom of the supporting plate (11), and the bottom of the moving seat (16) is fixedly installed with the top end of the support frame (17).

6. The knife changing mechanism of a die cutting machine according to claim 3, characterized in that: One end of the storage plate (12) is welded with the bottom of the supporting plate (11), and the top of the storage plate (12) is provided with a fixing groove (13).

7. The knife changing mechanism of a die cutting machine according to claim 3, characterized in that: One end of the support plate (11) is movably connected to the top of the connecting plate (21).

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