Pipe cutting device of binding machine

Abstract

The utility model belongs to the technical field of bookbinding machine pipe cutting devices, and particularly relates to a bookbinding machine pipe cutting device which comprises a bookbinding machine base, a support is arranged on the upper surface of the bookbinding machine base and connected with an electric ejector rod penetrating into the support, and the bottom of the electric ejector rod is connected with a pressing plate. The pressing plate is connected with a hot melting mechanism and a punching mechanism; the upper surface of the pressing plate is connected with a motor, and the output end of the motor is connected with a support. A ladder groove is formed in the support, a baffle is fixedly connected to the top of the support, a blade is connected to the ladder groove in a clamped mode, and a disassembling and assembling mechanism is arranged between the blade and the baffle and between the blade and the support; the blade can be conveniently taken out of the ladder groove to be replaced by pulling the dismounting mechanism, and the problem that the cutting precision is reduced due to excessive abrasion of the blade is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of tube cutting devices for binding machines, in particular to a tube cutting device for binding machines. Background Art

[0002] Binding machines are a type of binding equipment widely used in enterprises and institutions for binding financial vouchers, bills, etc. After years of technical upgrades and structural optimization, binding machines have developed into automatic binding machines, fully automatic binding machines, and highly intelligent binding machines. The binding of bills has been automated and intelligentized, greatly reducing the workload of personnel in binding work.

[0003] A Chinese patent with application number 201721330146.8 discloses a tube cutting device for a financial binding machine. The key points of its technical solution are: it can effectively fix the willow tube horizontally, which is convenient and quick when cutting the tube, and there will be no tilting of the gate after cutting, thus reducing unnecessary waste and saving unnecessary economic expenses.

[0004] However, the above technology often has the following defects: it is inconvenient to replace the blade, which leads to the problem that the cutting accuracy is easily reduced after the blade is excessively worn; therefore, a tube cutting device for a binding machine is proposed to address the above problem. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: the tube cutting device of a binding machine described in the utility model comprises a binding machine base, the upper surface of the binding machine base is provided with a bracket, the bracket is connected with an electric push rod penetrating the inside thereof, the bottom of the electric push rod is connected with a pressing plate, the pressing plate is connected with a hot melt mechanism and a punching mechanism; the upper surface of the pressing plate is connected with a motor, the output end of the motor is connected with a support, the bracket is clamped with a tube, and the lower end surface of the tube conflicts with the upper surface of the binding machine base;

[0007] The support is provided with a ladder groove, a baffle is fixedly connected to the top of the support, a blade is clamped in the ladder groove, and a disassembly mechanism is arranged between the blade, the baffle and the support.

[0008] Preferably, the disassembly and assembly mechanism includes a through hole opened in the support, the through hole is connected to the ladder groove, the baffle is provided with a through hole connected to the through hole, the blade is provided with a limiting hole connected to the through hole, the through hole and the through hole are jointly clamped with a pull rod, the end of the pull rod away from the baffle is connected to a limiting block, the limiting block is adapted to the limiting hole, a spring is provided on the outside of the pull rod, and the end of the pull rod close to the baffle is connected to a handle.

[0009] Preferably, the pull rod is connected to the limit block via threads.

[0010] Preferably, a push plate is connected to one end of the blade away from the cutting edge, and a silicone pad is connected to the side of the push plate facing the cutting edge of the blade.

[0011] Preferably, the binding machine base is provided with a slide groove, which is arranged in an inclined shape, and the end of the slide groove close to the motor is higher than the end away from the motor, and the side wall of the binding machine base is connected to a storage frame adapted to the slide groove.

[0012] Preferably, the bracket is provided with a card slot, a card plate is connected to the card slot, and a handle is provided on the top of the card plate.

[0013] Preferably, a baffle is connected to the upper surface of the binding machine base, and the baffle is adapted to the position of the pressure plate.

[0014] The beneficial effects of the utility model are as follows:

[0015] 1. The utility model describes a pipe cutting device for a binding machine. The motor is started by a controller. The output end of the motor drives the support, the blade, the baffle, the support and the disassembly and assembly mechanism to rotate. The blade cuts the pipe during the rotation. When the blade is excessively worn and needs to be replaced, the blade can be easily taken out of the ladder groove for replacement by pulling the disassembly and assembly mechanism, thereby avoiding the problem of reduced cutting accuracy due to excessive wear of the blade.

[0016] 2. The tube cutting device of a binding machine described in the utility model drives the push plate and the silicone pad to rotate during the continuous rotation of the blade after cutting is completed, so that the push plate and the silicone pad can push down the cut tube, and the silicone pad has a buffering and protective effect to avoid damage and deformation of the tube during the pushing process. The tube pushed down by the silicone pad will fall on the upper surface of the slide groove and continue to slide into the storage frame, so that the cut tube can be taken out easily. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings.

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model after removing the card plate;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the support and the blade in the utility model;

[0021] Figure 4 This utility model Figure 3 A cross-sectional view of

[0022] Figure 5 It is a cross-sectional view of the support and the baffle in the utility model;

[0023] Figure 6 It is a three-dimensional structural schematic diagram of the second embodiment of the utility model.

[0024] In the figure: 1. binding machine base; 2. bracket; 3. electric push rod; 4. pressure plate; 5. motor; 6. support; 7. ladder groove; 8. through hole; 9. baffle; 10. through hole; 11. blade; 12. limit hole; 13. limit block; 14. pull rod; 15. spring; 16. push plate; 17. silicone pad; 18. slide groove; 19. storage frame; 20. card slot; 21. card plate; 22. baffle bar; 23. hot melt mechanism; 24. punching mechanism; 25. support leg; 26. pipe. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0026] Embodiment 1: Figures 1 to 5 As shown, a tube cutting device for a binding machine described in an embodiment of the utility model comprises a binding machine base 1, a bracket 2 is arranged on the upper surface of the binding machine base 1, the bracket 2 is connected to an electric push rod 3 penetrating therein, a pressing plate 4 is connected to the bottom of the electric push rod 3, a tube 26 is clamped on the bracket 2, the lower end surface of the tube 26 abuts against the upper surface of the binding machine base 1, and the pressing plate 4 is connected to a hot melt mechanism 23 and a punching mechanism 24; when working, firstly, the paper to be bound is placed on the upper surface of the binding machine base 1 and Located inside the bracket 2, the tube 26 is clamped with the bracket 2, and the lower end surface of the tube 26 contacts the upper surface of the binding machine base 1, and then the electric push rod 3 is started through the controller (which is an existing well-known technology and is not improved here, so it is not repeated here), and the electric push rod 3 pushes the pressing plate 4 to move linearly downward until the lower surface of the pressing plate 4 contacts the upper surface of the paper to be bound, and the pressing plate 4 presses and limits the paper to be bound, so as to avoid displacement of the paper to be bound during the production process, and facilitates the determination of the cutting height of the tube 26 according to the height of the paper to be bound;

[0027] The upper surface of the pressing plate 4 is connected to a motor 5, and the output end of the motor 5 is connected to a support 6; the support 6 is provided with a ladder groove 7, and a baffle 9 is fixedly connected to the top of the support 6, and a blade 11 is clamped on the ladder groove 7, and a disassembly mechanism is provided between the blade 11, the baffle 9 and the support 6; when the pressing plate 4 completes the pressing and limiting of the paper to be bound, the motor 5 is started by a controller (which is an existing well-known technology and is not improved here, so it is not repeated here), and the output end of the motor 5 drives the support 6, the blade 11, the baffle 9, the support 6 and the disassembly mechanism to rotate, and the blade 11 cuts the tube 26 during the rotation process. When the blade 11 is excessively worn and needs to be replaced, the blade 11 can be easily taken out of the ladder groove 7 for replacement by pulling the disassembly mechanism, thereby avoiding the problem of reduced cutting accuracy due to excessive wear of the blade 11;

[0028] Furthermore, the disassembly and assembly mechanism includes a through hole 8 opened in the support 6, the through hole 8 is connected to the ladder groove 7, the baffle 9 is provided with a through hole 10 connected to the through hole 8, the blade 11 is provided with a limiting hole 12 connected to the through hole 10, the through hole 10 and the through hole 8 are jointly clamped with a pull rod 14, the end of the pull rod 14 away from the baffle 9 is connected to a limiting block 13, the limiting block 13 is adapted to the limiting hole 12, the outside of the pull rod 14 is provided with a spring 15, and the end of the pull rod 14 close to the baffle 9 is connected to a handle; when it is needed When the blade 11 is to be replaced, the operator pulls the handle to drive the pull rod 14 and the limit block 13 to move straight upward, and the spring 15 is compressed until the limit block 13 moves to the inside of the through hole 8 and is completely separated from the limit hole 12. The handle is kept pulled unchanged and the blade 11 is separated from the ladder groove 7. The blade 11 can be taken out, and the new blade 11 is engaged with the ladder groove 7. The handle is released. At this time, the spring 15 extends and pushes the limit block 13, the pull rod 14 and the handle to move straight downward until the limit block 13 is completely engaged with the limit hole 12 to complete the replacement.

[0029] Furthermore, the pull rod 14 is connected to the limit block 13 via a thread; during operation, the threaded connection facilitates the assembly of the pull rod 14 and the limit block 13 .

[0030] Furthermore, a push plate 16 is connected to one end of the blade 11 away from the cutting edge, and a silicone pad 17 is connected to the side of the push plate 16 facing the cutting edge of the blade 11; during operation, after the blade 11 completes the pipe cutting work, the blade 11 continues to rotate, driving the push plate 16 and the silicone pad 17 to rotate, so that the push plate 16 and the silicone pad 17 can push down the cut pipe 26, and the silicone pad 17 has a buffering and protective effect to avoid damage and deformation of the pipe 26 during the pushing process.

[0031] Furthermore, the binding machine base 1 is provided with a slide groove 18, and the slide groove 18 is arranged in an inclined shape, and the end of the slide groove 18 close to the motor 5 is higher than the end away from the motor 5. The side wall of the binding machine base 1 is connected to a storage frame 19 adapted to the slide groove 18; when working, the tube 26 pushed down by the silicone pad 17 will fall on the upper surface of the slide groove 18 and continue to slide into the storage frame 19, so as to facilitate the removal of the cut tube 26.

[0032] Furthermore, the bracket 2 is provided with a card slot 20, and the card slot 20 is connected with a card plate 21, and a handle is provided on the top of the card plate 21; when working, the card plate 21 is pulled to make it move straight upward in the card slot 20, and then the paper to be bound is put into the bracket 2, and before the blade 11 performs the tube cutting work, the card plate 21 is pulled to make it move straight downward in the card slot 20 until the lower surface of the card plate 21 conflicts with the upper surface of the paper to be bound, and the pressing plate 4 presses and limits the paper to be bound while the card plate 21 presses and limits the paper to be bound again, so as to avoid displacement of the paper to be bound during the production process; and the card plate 21 effectively plays a barrier and protective role to avoid accidental injury to the operator during the rotation of the blade 11.

[0033] Furthermore, a baffle 22 is connected to the upper surface of the binding machine base 1, and the baffle 22 is adapted to the position of the pressure plate 4; when working, when the paper to be bound is placed on the binding machine base 1, the hand pushes the paper to be bound to move until one end of the paper to be bound contacts the side of the baffle 22, and the pushing can be stopped, so that the paper to be bound can be accurately placed directly under the pressure plate 4.

[0034] Example 2: Please refer to Figure 6 As shown, compared with Example 1, as another implementation of the utility model, a plurality of supporting legs 25 are provided on the lower surface of the binding machine base 1, and anti-slip pads are provided on the lower surface of the supporting legs 25; when working, the binding machine base 1 is supported by the supporting legs 25, and the provision of the anti-slip pads is convenient for increasing friction, making it easier to place and avoiding sliding of the binding machine during use.

[0035] Working principle: first, put the paper to be bound into the upper surface of the binding machine base 1 and locate it inside the bracket 2, and clamp the tube 26 with the bracket 2, and the lower end surface of the tube 26 contacts the upper surface of the binding machine base 1, then start the electric push rod 3 through the controller, the electric push rod 3 pushes the pressure plate 4 to move downward in a straight line until the lower surface of the pressure plate 4 contacts the upper surface of the paper to be bound, the pressure plate 4 presses and limits the paper to be bound, avoids the displacement of the paper to be bound during the production process, and facilitates the determination of the cutting height of the tube 26 according to the height of the paper to be bound; start the motor 5 through the controller, the output end of the motor 5 drives the support 6, the blade 11, the baffle 9, the support 6 and the disassembly and assembly mechanism to rotate, and the blade 11 cuts the tube 26 during the rotation process. When the blade 11 is excessively worn and needs to be replaced, the blade 11 can be easily taken out of the ladder groove 7 for replacement by pulling the disassembly and assembly mechanism, thereby avoiding the problem of reduced cutting accuracy due to excessive wear of the blade 11;

[0036] After the blade 11 completes the tube cutting work, the blade 11 continues to rotate and drives the push plate 16 and the silicone pad 17 to rotate, so that the push plate 16 and the silicone pad 17 can push down the cut tube 26, and the silicone pad 17 has a buffering protection function to avoid damage and deformation of the tube 26 during the pushing process; the tube 26 pushed down by the silicone pad 17 will fall on the upper surface of the slide groove 18 and continue to slide into the storage frame 19, so that the cut tube 26 can be taken out;

[0037] Pull the card plate 21 to make it move straight upward in the card slot 20, then put the paper to be bound into the bracket 2, and before the blade 11 starts cutting the tube, pull the card plate 21 to make it move straight downward in the card slot 20 until the lower surface of the card plate 21 contacts the upper surface of the paper to be bound, and the pressure plate 4 presses and limits the paper to be bound while the card plate 21 presses and limits the paper to be bound again, so as to avoid displacement of the paper to be bound during the production process; and the card plate 21 effectively plays a barrier and protective role to avoid accidental injury to the operator during the rotation of the blade 11.

[0038] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A tube cutting device for a binding machine, comprising a binding machine base (1), wherein a bracket (2) is arranged on the upper surface of the binding machine base (1), wherein the bracket (2) is connected to an electric push rod (3) penetrating therein, wherein the bottom of the electric push rod (3) is connected to a pressing plate (4), wherein the pressing plate (4) is connected to a hot melt mechanism (23) and a punching mechanism (24); characterized in that: The upper surface of the pressing plate (4) is connected to a motor (5), the output end of the motor (5) is connected to a support (6), the bracket (2) is clamped with a tube (26), and the lower end surface of the tube (26) contacts the upper surface of the binding machine base (1); The support (6) is provided with a ladder groove (7), a baffle (9) is fixedly connected to the top of the support (6), a blade (11) is clamped in the ladder groove (7), and a disassembly mechanism is provided between the blade (11), the baffle (9) and the support (6).

2. A tube cutting device for a binding machine according to claim 1, characterized in that: The disassembly and assembly mechanism comprises a through hole (8) formed on the support (6), the through hole (8) being connected to the ladder groove (7), the baffle (9) being provided with a through hole (10) connected to the through hole (8), the blade (11) being provided with a limiting hole (12) connected to the through hole (10), the through hole (10) and the through hole (8) being jointly clamped with a pull rod (14), the end of the pull rod (14) away from the baffle (9) being connected to a limiting block (13), the limiting block (13) being matched with the limiting hole (12), a spring (15) being sleeved on the outside of the pull rod (14), and the end of the pull rod (14) close to the baffle (9) being connected to a handle.

3. A tube cutting device for a binding machine according to claim 2, characterized in that: The pull rod (14) is connected to the limit block (13) via threads.

4. A tube cutting device for a binding machine according to claim 3, characterized in that: The end of the blade (11) away from the cutting edge is connected to a push plate (16), and the side of the push plate (16) facing the cutting edge of the blade (11) is connected to a silicone pad (17).

5. A tube cutting device for a binding machine according to claim 4, characterized in that: The binding machine base (1) is provided with a slide groove (18), the slide groove (18) is arranged in an inclined shape, the end of the slide groove (18) close to the motor (5) is higher than the end away from the motor (5), and the side wall of the binding machine base (1) is connected to a storage frame (19) adapted to the slide groove (18).

6. A tube cutting device for a binding machine according to claim 5, characterized in that: The bracket (2) is provided with a card slot (20), a card plate (21) is carded in the card slot (20), and a handle is provided on the top of the card plate (21).

7. A tube cutting device for a binding machine according to claim 6, characterized in that: A retaining bar (22) is connected to the upper surface of the binding machine base (1), and the retaining bar (22) is matched with the position of the pressing plate (4).

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