Shearing blade for computer belt cutting machine

Abstract

The utility model discloses a shearing blade for a computer belt cutting machine, which comprises an assembly cavity arranged in a blade holder, a blade main body arranged below the blade holder, the blade main body is movably connected with the blade holder, the blade holder is provided with an assembly hole, and the assembly hole is communicated with the assembly cavity; the second connecting holes are formed in the upper end of the blade body, the number of the second connecting holes is two, second connecting bolts are arranged in the two assembling holes, and the second connecting bolts are rotationally connected with a tool apron; the buffering pad is arranged in the assembling cavity, the two ends of the buffering pad are attached to the tool apron and the blade body respectively, the shearing blade structure is formed in an assembling mode, the buffering pad is arranged at the position of the connecting structure, and therefore the assembled shearing blade can play a buffering role in the shearing impact process, the shearing blade is protected, and the service life of the shearing blade is prolonged. The angle of the cutting edge can be accurately controlled, and the service life of the shearing blade is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of computer belt cutting machines, in particular to a shearing blade for a computer belt cutting machine. Background Art

[0002] The tape cutting machine is mainly divided into three categories: hot cutting machine, cold cutting machine, and hot and cold integrated machine. Hot cutting machine can mainly cut webbing, luggage straps, and backpack straps; cold cutting machine can mainly cut zippers, Velcro, hook and loop fasteners, and burrs; hot and cold integrated machine can cut luggage straps, backpack straps, pull-out baskets, Velcro, etc. Computer tape cutting machine is also called tape cutting machine and webbing tape breaking machine. It can cut automatically, is easy to operate, and has a wide range of applications. The shear blade is an important part of the computer tape cutting machine, and the tape cutting effect is closely related to the shear blade.

[0003] The Chinese patent publication number is CN202845923U, and the authorization announcement date is April 3, 2013. A shearing blade for a computerized ribbon cutting machine includes a blade body (1) and a blade (2), characterized in that the blade (2) is made of hard alloy; the hard alloy is generally tungsten steel. The utility model can accurately control the angle of the blade so that it can meet production requirements. Different shearing angles are selected according to different use occasions and conditions, effectively solving problems such as unqualified size, burrs, and sticking of the blade in the shearing process.

[0004] The existing shear blade structure is formed in one piece or anchored by bolts. This connection method cannot play a buffering role during shear impact and easily causes the hole groove to deform, thereby causing the blade to loosen, reducing the cutting effect and failing to meet the use requirements. Utility Model Content

[0005] The purpose of the utility model is to provide a shear blade for a computerized tape cutting machine, so as to solve the problem in the above-mentioned background technology that the existing shear blade structure is formed in one piece or anchored by bolts, and this connection method cannot play a buffering role during shearing impact, and it is easy to cause the hole groove to deform, thereby causing the blade to loosen, reducing the tape cutting effect and failing to meet the use requirements.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a shear blade for a computerized belt cutting machine, comprising a blade holder, and also comprising:

[0007] An assembly cavity is arranged inside the knife seat, a blade body is arranged below the knife seat, and one end of the blade body extends into the assembly cavity, the blade body is movably connected to the knife seat, and an assembly hole is arranged on the knife seat, two assembly holes are arranged, and the two assembly holes are arranged on both sides of the knife seat, and the assembly hole is connected to the assembly cavity;

[0008] A second connecting hole is arranged at the upper end of the blade body, two second connecting holes are arranged, and the second connecting holes are arranged corresponding to the assembly holes, and second connecting bolts are arranged inside the two assembly holes, and the second connecting bolts are threadedly connected to the blade body, and the second connecting bolts are rotatably connected to the blade seat;

[0009] The buffer pad is arranged inside the assembly cavity, and two ends of the buffer pad are respectively fitted with the blade seat and the blade body.

[0010] Preferably, a guide hole is provided at the upper end of the blade body, and two guide holes are provided. A guide rod is provided inside the two guide holes, and the guide rod is slidably connected to the blade body, one end of the two guide rods is fixedly connected to the blade seat, and the guide rod is arranged inside the assembly cavity.

[0011] Preferably, the lower end of the blade body is inclined, a blade edge is arranged below the blade body, and the blade edge is in contact with the blade body, and the material of the blade edge is tungsten steel.

[0012] Preferably, a connecting groove is provided at the lower end of the blade body, four connecting grooves are provided, a connecting protrusion is provided above the blade, four connecting protrusions are provided, and the connecting protrusion is fixedly connected to the blade, the connecting protrusion is provided corresponding to the connecting groove, and the connecting protrusion is plugged into the blade body.

[0013] Preferably, a first connecting hole is provided on each of the four connecting protrusions, and a first connecting bolt is provided on one side of the blade body. Four first connecting bolts are provided, and the first connecting bolts are arranged corresponding to the first connecting holes. The first connecting bolt is rotatably connected to the blade body, and the first connecting bolt is threadedly connected to the connecting protrusion.

[0014] Preferably, a dustproof sealing ring is provided at the lower end of the assembly cavity, and the dustproof sealing ring is connected to the blade seat as a whole, and the dustproof sealing ring is arranged outside the blade body, and the dustproof sealing ring is fitted with the blade body.

[0015] Preferably, a mounting groove is provided at the upper end of the knife seat, two mounting grooves are provided, and the two mounting grooves are provided on both sides of the knife seat, and mounting holes are provided inside the two mounting grooves, and the mounting holes are provided on the knife seat.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model device is provided with a knife seat, a blade body, a second connecting bolt and a buffer pad. The knife seat and the blade body are movably connected to form a shear blade. The second connecting bolt is connected to the blade body to indirectly fasten the assembled shear blade. The buffer pad is in close contact with the knife seat and the blade body. The buffer pad makes the shear blade as a whole have a buffering effect, plays a protective role when the shear blade is shearing, and improves the use effect of the belt cutter;

[0018] 2. The utility model device is provided with a blade, a first connecting bolt, a connecting groove and a connecting protrusion. The connecting protrusion is aligned with the connecting groove and inserted to connect the blade to the blade body. The first connecting bolt limits and fixes the connecting protrusion inserted into the connecting groove, thereby improving the connection stability between the blade and the blade body. The blade is made of tungsten steel, which can accurately control the angle of the blade edge and increase the service life of the shear blade. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a cross-sectional view of the utility model;

[0021] Figure 3 This is a diagram showing the connection relationship between the blade body and the blade edge of the utility model;

[0022] Figure 4 For the utility model Figure 2 A partial enlarged view of area A;

[0023] Figure 5 This is a cross-sectional view of the connection between the blade body and the blade seat of the utility model.

[0024] In the figure: 1. knife holder; 2. blade body; 3. blade; 4. first connecting bolt; 5. second connecting bolt; 6. mounting groove; 7. mounting hole; 8. connecting groove; 9. connecting protrusion; 10. first connecting hole; 11. assembly cavity; 12. dustproof sealing ring; 13. second connecting hole; 14. assembly hole; 15. guide rod; 16. guide hole; 17. buffer pad. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] See also Figure 1-5 The utility model provides an embodiment: a shear blade for a computerized belt cutting machine, comprising a blade holder 1, and also comprising:

[0027] An assembly cavity 11 is arranged inside the knife seat 1. A blade body 2 is arranged below the knife seat 1, and one end of the blade body 2 extends into the assembly cavity 11. The blade body 2 is movably connected to the knife seat 1. An assembly hole 14 is arranged on the knife seat 1. Two assembly holes 14 are arranged, and the two assembly holes 14 are arranged on both sides of the knife seat 1. The assembly holes 14 are connected to the assembly cavity 11;

[0028] A second connecting hole 13 is provided at the upper end of the blade body 2. Two second connecting holes 13 are provided, and the second connecting holes 13 are provided corresponding to the assembly holes 14. Second connecting bolts 5 are provided inside the two assembly holes 14, and the second connecting bolts 5 are threadedly connected to the blade body 2, and the second connecting bolts 5 are rotatably connected to the blade seat 1;

[0029] The buffer pad 17 is arranged inside the assembly cavity 11 , and two ends of the buffer pad 17 are respectively in contact with the blade seat 1 and the blade body 2 .

[0030] When in use: align one end of the blade body 2 with the assembly cavity 11 and insert it, use the second connecting bolt 5 to pass through the assembly hole 14 and screw it into the second connecting hole 13, and fix the blade body 2 through the second connecting bolt 5 to form a shear blade. At this time, the buffer pad 17 is in close contact with the knife seat 1 and the blade body 2 respectively. The buffer pad 17 makes the shear blade as a whole have a buffering effect, which plays a protective role when the shear blade is cutting, thereby improving the use effect of the belt cutter.

[0031] See also Figure 2 , Figure 3 and Figure 5 A guide hole 16 is provided at the upper end of the blade body 2, and two guide holes 16 are provided. A guide rod 15 is provided inside the two guide holes 16, and the guide rod 15 is slidably connected to the blade body 2. One end of the two guide rods 15 is fixedly connected to the tool holder 1, and the guide rod 15 is arranged inside the assembly cavity 11. The guide rod 15 and the guide hole 16 play a guiding and limiting role for the blade body 2 inserted into the assembly cavity 11, so that the blade body 2 can be quickly and accurately assembled and connected with the tool holder 1.

[0032] See also Figure 1 and Figure 3 The lower end of the blade body 2 is inclined, a blade edge 3 is arranged below the blade body 2, and the blade edge 3 is fitted with the blade body 2. The material of the blade edge 3 is tungsten steel. By using the blade edge 3 made of tungsten steel, the angle of the blade can be accurately controlled, and the service life of the shear blade can be improved.

[0033] See also Figure 1 , Figure 2 and Figure 3A connecting groove 8 is provided at the lower end of the blade body 2, and four connecting grooves 8 are provided. A connecting protrusion 9 is provided above the blade 3, and four connecting protrusions 9 are provided. The connecting protrusion 9 is fixedly connected to the blade 3, and the connecting protrusion 9 is correspondingly provided to the connecting groove 8, and the connecting protrusion 9 is plugged into the blade body 2. The blade 3 can be quickly and accurately connected to the blade body 2 through the connecting protrusion 9 and the connecting groove 8.

[0034] See also Figure 1 , Figure 2 and Figure 3 A first connecting hole 10 is provided on each of the four connecting protrusions 9, a first connecting bolt 4 is provided on one side of the blade body 2, four first connecting bolts 4 are provided, and the first connecting bolts 4 are correspondingly provided to the first connecting holes 10, the first connecting bolt 4 is rotatably connected to the blade body 2, and the first connecting bolt 4 is threadedly connected to the connecting protrusion 9, and the connecting protrusion 9 inserted into the connecting groove 8 is limited and fixed by the first connecting bolt 4 and the first connecting hole 10, thereby improving the connection stability between the blade 3 and the blade body 2.

[0035] See also Figure 2 and Figure 5 A dustproof sealing ring 12 is provided at the lower end of the assembly cavity 11, and the dustproof sealing ring 12 is connected to the blade seat 1 as a whole. The dustproof sealing ring 12 is arranged outside the blade body 2, and the dustproof sealing ring 12 is in contact with the blade body 2.

[0036] See also Figure 1 A mounting groove 6 is provided at the upper end of the knife seat 1, and two mounting grooves 6 are provided, and the two mounting grooves 6 are arranged on both sides of the knife seat 1. Mounting holes 7 are provided inside the two mounting grooves 6, and the mounting holes 7 are arranged on the knife seat 1. The shear blade is conveniently connected to the computer belt cutting machine driving mechanism through the mounting groove 6 and the mounting hole 7.

[0037] Working principle: align one end of the blade body 2 with the assembly cavity 11 and insert it, use the second connecting bolt 5 to pass through the assembly hole 14 and screw it into the second connecting hole 13, and fix the blade body 2 through the second connecting bolt 5 to form a shear blade. At this time, the buffer pad 17 is in close contact with the knife seat 1 and the blade body 2 respectively. The buffer pad 17 makes the shear blade as a whole have a buffering effect, which plays a protective role when the shear blade is shearing, thereby improving the use effect of the belt cutting machine; the connecting protrusion 9 is aligned with the connecting groove 8 and inserted to connect the blade 3 to the blade body 2. The first connecting bolt 4 limits and fixes the connecting protrusion 9 inserted into the connecting groove 8. The blade 3 made of tungsten steel can accurately control the angle of the blade edge and also increase the service life of the shear blade.

[0038] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A shearing blade for a computerized tape cutting machine, comprising a blade holder (1), characterized in that: Also includes: An assembly cavity (11) is arranged inside the knife seat (1); a blade body (2) is arranged below the knife seat (1), and one end of the blade body (2) extends into the assembly cavity (11); the blade body (2) is movably connected to the knife seat (1); an assembly hole (14) is arranged on the knife seat (1); two assembly holes (14) are arranged, and the two assembly holes (14) are arranged on both sides of the knife seat (1); and the assembly hole (14) is arranged in communication with the assembly cavity (11); A second connecting hole (13) is arranged at the upper end of the blade body (2), two second connecting holes (13) are arranged, and the second connecting holes (13) and the assembly holes (14) are arranged correspondingly, and a second connecting bolt (5) is arranged inside the two assembly holes (14), and the second connecting bolt (5) is threadedly connected to the blade body (2), and the second connecting bolt (5) is rotatably connected to the blade seat (1); The buffer pad (17) is arranged inside the assembly cavity (11), and two ends of the buffer pad (17) are respectively fitted with the blade seat (1) and the blade body (2).

2. A shearing blade for a computerized tape cutting machine according to claim 1, characterized in that: A guide hole (16) is provided at the upper end of the blade body (2), and two guide holes (16) are provided. A guide rod (15) is provided inside the two guide holes (16), and the guide rod (15) is slidably connected to the blade body (2). One end of the two guide rods (15) is fixedly connected to the blade seat (1), and the guide rod (15) is arranged inside the assembly cavity (11).

3. The shear blade for a computerized tape cutting machine according to claim 1, characterized in that: The lower end of the blade body (2) is arranged at an angle, a blade (3) is arranged below the blade body (2), and the blade (3) is in contact with the blade body (2), and the material of the blade (3) is tungsten steel.

4. The shear blade for a computerized tape cutting machine according to claim 3, characterized in that: The lower end of the blade body (2) is provided with a connecting groove (8), and there are four connecting grooves (8). The upper part of the blade (3) is provided with a connecting protrusion (9), and there are four connecting protrusions (9). The connecting protrusion (9) is fixedly connected to the blade (3). The connecting protrusion (9) and the connecting groove (8) are arranged correspondingly, and the connecting protrusion (9) is plugged into the blade body (2).

5. The shear blade for a computerized tape cutting machine according to claim 4, characterized in that: The four connecting protrusions (9) are each provided with a first connecting hole (10), a first connecting bolt (4) is provided on one side of the blade body (2), four first connecting bolts (4) are provided, and the first connecting bolts (4) are provided corresponding to the first connecting holes (10), the first connecting bolt (4) is rotatably connected to the blade body (2), and the first connecting bolt (4) is threadedly connected to the connecting protrusion (9).

6. The shear blade for a computerized tape cutting machine according to claim 1, characterized in that: A dustproof sealing ring (12) is provided at the lower end of the assembly cavity (11), and the dustproof sealing ring (12) is connected to the blade seat (1) as a whole. The dustproof sealing ring (12) is arranged outside the blade body (2), and the dustproof sealing ring (12) is in close contact with the blade body (2).

7. The shear blade for a computerized tape cutting machine according to claim 1, characterized in that: The upper end of the knife seat (1) is provided with a mounting groove (6), two mounting grooves (6) are provided, and the two mounting grooves (6) are arranged on both sides of the knife seat (1), and mounting holes (7) are arranged inside the two mounting grooves (6), and the mounting holes (7) are arranged on the knife seat (1).

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