Mounting structure for cutting blade of joint cutter

Abstract

The utility model relates to the technical field of rapid replacement of cutting blades, and discloses a cutting blade mounting structure of a joint cutter, which comprises a chassis and two magnets, a fixed shaft is fixedly mounted at the upper end of the chassis, a cutting blade is connected to the upper surface of the chassis, four fixed bulges are mounted on the side surface of the fixed shaft, each fixed bulge is connected with a lever handle, and the two magnets are fixed on the fixed shaft. One magnet is fixedly installed at the upper end of the fixing shaft, the upper end of the fixing shaft is connected with the fixing gasket, the upper end of the fixing gasket is connected with the end cover, the other magnet is fixedly installed at the top end in the end cover, and the four rubber blocks are fixedly installed at the top end in the end cover. According to the grooving machine with the cutting blade capable of being rapidly replaced, through the arrangement of the two magnets and the lever principle of the lever handle, the cutting blade can be fixed very firmly, meanwhile, loss caused by infirm fixation during use is avoided, and meanwhile, the grooving machine is simple in structure, saves labor in disassembly and assembly and is convenient for a user to use.

Description

Technical Field

[0001] The utility model relates to the technical field of rapid replacement of cutting blades, in particular to a cutting blade installation structure for a slitting machine. Background Art

[0002] Most of the seam cutters are used for road cutting. Due to the special processing method and high cutting accuracy requirements, the cutting blades need to be regularly maintained. Traditional seam cutters are threaded and difficult to disassemble and install. Therefore, a seam cutter cutting blade installation structure is proposed. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the deficiencies in the prior art, the utility model provides a cutting blade installation structure for a slitting machine, which has the advantages of quick installation and disassembly, and solves the problem that the traditional slitting machine is difficult to install and disassemble.

[0005] (II) Technical solution

[0006] In order to achieve the above-mentioned purpose of rapid installation and disassembly, the utility model provides the following technical solutions:

[0007] A cutting blade mounting structure for a slitting machine comprises a chassis and two magnets, wherein a fixed shaft is fixedly mounted on the upper end of the chassis, a cutting blade is connected to the upper surface of the chassis, four fixed protrusions are mounted on the side of the fixed shaft, each of the fixed protrusions is connected to a lever handle, one of the magnets is fixedly mounted on the upper end of the fixed shaft, a fixed gasket is connected to the upper end of the fixed shaft, an end cover is connected to the upper end of the fixed gasket, another of the magnets is fixedly mounted on the top end of the end cover, and four rubber blocks are fixedly mounted on the top end of the end cover.

[0008] As a preferred technical solution of the utility model, four small cylinders are fixedly installed on the upper surface of the chassis and distributed in a square. A cutting blade is sleeved on the upper end of the chassis. Four circular through holes are opened on the surface of the cutting blade. The four through holes are sequentially sleeved with the four small cylinders on the chassis. The lower end of the fixed shaft is circular and welded to the upper end of the chassis. The upper end of the fixed shaft is square and plugged with the fixed gasket.

[0009] As a preferred technical solution of the utility model, the four fixing protrusions are fixedly installed on the square part of the fixing shaft, one on each side and evenly distributed.

[0010] As a preferred technical solution of the utility model, the lever handle is plugged into the fixed protrusion, the two ends of the lever handle are clamped on the outside of the fixed protrusion, and the lower end structure of the lever handle is in the shape of a barb and is made of high-strength metal.

[0011] As a preferred technical solution of the utility model, the two magnets have the same magnetic force and are both cylindrical. The magnets are respectively fixedly mounted on the upper end of the end cover and the top end of the fixed shaft, and the opposite surfaces of the two magnets attract each other.

[0012] As a preferred technical solution of the utility model, the lower end of the fixed gasket is a large disc, and the upper end is a small disc. Four circular grooves are opened at the bottom of the fixed gasket, and the four grooves are sequentially matched with the four small cylinders on the chassis. The fixed gasket has a through hole, the upper end of the through hole is square, and the lower end is circular. A cross-shaped groove is opened on the top of the small disc, and the cross-shaped groove corresponds to the four lever handles in sequence.

[0013] As a preferred technical solution of the utility model, a circular groove is provided at the bottom of the end cover, the top of the end cover is a plum blossom structure, and the rubber block is L-shaped and corresponds to the lever handle in sequence.

[0014] As a preferred technical solution of the utility model, a cutting piece is attached to the upper end of the chassis, a fixing gasket is attached to the upper end of the cutting piece, and an end cover is attached to the upper end of the fixing gasket.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a cutting blade installation structure for a slitting machine, which has the following beneficial effects:

[0017] 1. The cutting blade installation structure of the slitting machine is provided with four small cylinders on the upper end of the chassis, and circular through holes and grooves are provided on the cutting blade and the fixed gasket to achieve the axial rotation of the fixed cutting blade and the fixed gasket so that they rotate together.

[0018] 2. The cutting blade installation structure of the slitting machine is provided with a square structure at the upper end of the fixed shaft and a square groove is provided inside the upper part of the fixed gasket, so that the fixed shaft and the fixed gasket are further fixed, and the rotation is more stable.

[0019] 3. The cutting blade installation structure of the slitting machine is characterized by fixing magnets on the upper end of the end cover and the top end of the fixed shaft respectively, so that the end cover and the fixed shaft attract each other, and the disassembly and installation are simple and convenient.

[0020] 4. The cutting blade installation structure of the seam cutter has a lever handle inserted into the fixed protrusion of the fixed shaft, and the lever handle is in the shape of a barb. The lever structure with the top of the barb as the support point is labor-saving and convenient to use, and can be installed and disassembled more quickly.

[0021] 5. The cutting blade installation structure of the slitting machine can prevent the lever handle from loosening by arranging four rubber blocks at the upper end of the end cover groove to correspond to the lever handle, thereby further strengthening the stability of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 This is an exploded view of the structure of the utility model;

[0024] Figure 3 It is a schematic diagram of the cutaway structure of the utility model;

[0025] Figure 4 This is a schematic diagram of the structure of the fixed shaft part in the utility model;

[0026] Figure 5 This is a top view of the fixed gasket structure in the utility model;

[0027] Figure 6 This is a bottom view of the fixed gasket structure in the utility model;

[0028] Figure 7 This is a top view of the end cover structure of the utility model;

[0029] Figure 8 This is a bottom view of the end cover structure of the utility model.

[0030] In the figure: 1, chassis; 2, fixed shaft; 3, fixed protrusion; 4, lever handle; 5, magnet; 6, cutting disc; 7, fixed gasket; 8, end cover; 9, rubber block. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and 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, and therefore cannot be understood as a limitation on the present invention.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] See also Figure 1-8 A cutting blade installation structure for a slitting machine includes a chassis 1 and two magnets 5. Four small cylinders are fixedly installed on the upper surface of the chassis 1 and are distributed in a square shape. A fixed shaft 2 is fixedly installed on the upper end of the chassis 1. A cutting blade 6 is sleeved on the upper surface of the chassis 1. Four circular through holes are opened on the surface of the cutting blade 6. The four through holes are sleeved with the four small cylinders on the chassis 1 in sequence. Four fixed protrusions 3 are installed on the side of the fixed shaft 2. The four fixed protrusions 3 are fixedly installed on the square part of the fixed shaft 2, one on each side and evenly distributed. Each fixed protrusion 3 is connected to a lever handle 4, and the lever handle 4 is connected to the fixed The protrusion 3 is plugged in, and the two ends of the lever handle 4 are clamped on the outside of the fixed protrusion 3. The lower end structure of the lever handle 4 is in the shape of a barb and is made of high-strength metal. A magnet 5 is fixedly installed on the upper end of the fixed shaft 2. A fixed gasket 7 is connected to the upper end of the fixed shaft 2. The lower end of the fixed gasket 7 is a large disc and the upper end is a small disc. Four circular grooves are opened at the bottom of the fixed gasket 7, and the four grooves are matched with the four small cylinders on the chassis 1 in sequence. A through hole is opened on the fixed gasket 7, the upper end of the through hole is square, and the lower end is circular. A cross-shaped groove is opened on the top of the small disc, and the cross-shaped groove corresponds to the four lever handles 4 in sequence. The lower end of the fixed shaft 2 is circular and welded to the upper end of the chassis 1. The upper end of the fixed shaft 2 is square and plugged into the fixed gasket 7. The upper end of the fixed gasket 7 is connected to the end cover 8. The bottom end of the end cover 8 is provided with a circular groove. The top of the end cover 8 is a plum blossom structure. Another magnet 5 is fixedly installed at the top of the end cover 8. The two magnets 5 have the same magnetic force and are both cylindrical. The magnets 5 are respectively fixedly installed at the upper end of the end cover 8 and the top of the fixed shaft 2. The opposite surfaces of the two magnets 5 attract each other. Four rubber blocks 9 are fixedly installed at the top of the end cover 8. The rubber blocks 9 are L-shaped and correspond to the lever handle 4 in sequence. The upper end of the chassis 1 is attached to the cutting disc 6, the upper end of the cutting disc 6 is attached to the fixed gasket 7, and the upper end of the fixed gasket 7 is attached to the end cover 8.

[0035] To summarize, the cutting blade installation structure of the slitting machine is achieved by setting four small cylinders on the upper end of the chassis 1, and setting circular through holes and grooves on the cutting blade 6 and the fixed gasket 7, so that the cutting blade 6 and the fixed gasket 7 are fixed on the chassis 1, so as to achieve the axial rotation of the fixed cutting blade 6 and the fixed gasket 7, so that they rotate together.

[0036] The cutting blade installation structure of the slitting machine is provided with a square structure at the upper end of the fixed shaft 2 and a square groove is provided inside the upper part of the fixed gasket 7, so that the upper end of the fixed shaft 2 and the inside of the fixed gasket 7 are completely connected together and fit tightly, thereby further enhancing the stability between the two.

[0037] The cutting blade installation structure of the slitting machine has a lever handle 4 inserted into the fixed protrusion 3 of the fixed shaft 2, and the lever handle 4 is in the shape of a barb. The lever structure with the top of the barb as the support point is labor-saving and convenient to use, and can be installed and disassembled more quickly.

[0038] The cutting blade installation structure of the slitting machine is provided with a rubber block 9 at the upper end of the groove of the end cover 8 and magnets 5 are respectively fixedly installed at the inner upper end and the top end of the fixed shaft 2, so that the end cover 8 and the fixed shaft 2 attract each other, and the rubber block 9 squeezes the lever handle 4 below due to the magnetic force, thereby achieving the purpose of fixing.

[0039] Working principle: When installing, first install the cutting disc 6, align the four through holes of the cutting disc 6 with the small cylinder on the chassis 1, and then install the fixed gasket 7. When installing the fixed gasket 7, its four grooves must also be aligned with the small cylinder on the chassis 1, and then press the ends of the four lever handles 4 in turn to make their ends fit on the upper surface of the fixed gasket 7, and then align the end cover 8 and the fixed gasket 7 with the rubber block 9 through the cross groove, and then due to the magnetic force, the end cover 8 is automatically adsorbed to the upper end of the fixed shaft 2 to fix the lever handle 4 and the fixed gasket 7, and the installation is completed. Conversely, it can also be disassembled.

[0040] 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 cutting blade mounting structure for a slitting machine, comprising a chassis and two magnets, characterized in that: A fixed shaft is fixedly installed on the upper end of the chassis, a cutting blade is connected to the upper surface of the chassis, four fixed protrusions are installed on the side of the fixed shaft, each of the fixed protrusions is connected to a lever handle, one magnet is fixedly installed on the upper end of the fixed shaft, a fixed gasket is connected to the upper end of the fixed shaft, an end cover is connected to the upper end of the fixed gasket, another magnet is fixedly installed on the top end of the end cover, and four rubber blocks are fixedly installed on the top end of the end cover.

2. A cutting blade installation structure for a slitting machine according to claim 1, characterized in that: Four small cylinders are fixedly installed on the upper surface of the chassis and distributed in a square. A cutting disc is sleeved on the upper end of the chassis. Four circular through holes are opened on the surface of the cutting disc. The four through holes are sequentially sleeved with the four small cylinders on the chassis. The lower end of the fixed shaft is circular and welded to the upper end of the chassis. The upper end of the fixed shaft is square and plugged into the fixed gasket.

3. A cutting blade installation structure for a slitting machine according to claim 2, characterized in that: The four fixing protrusions are fixedly installed on the square part of the fixing shaft, one on each side and evenly distributed.

4. A cutting blade installation structure for a slitting machine according to claim 1, characterized in that: The lever handle is plugged into the fixed protrusion, and both ends of the lever handle are clamped on the outside of the fixed protrusion. The lower end structure of the lever handle is in the shape of a barb and is made of high-strength metal.

5. A cutting blade installation structure for a slitting machine according to claim 1, characterized in that: The two magnets have the same magnetic force and are both cylindrical. The magnets are fixedly mounted on the upper end of the end cover and the top end of the fixed shaft, and the opposite surfaces of the two magnets attract each other.

6. A cutting blade installation structure for a slitting machine according to claim 1, characterized in that: The lower end of the fixed gasket is a large disc, and the upper end is a small disc. Four circular grooves are opened at the bottom of the fixed gasket, and the four grooves are sequentially matched with the four small cylinders on the chassis. The fixed gasket has a through hole, the upper end of the through hole is square, and the lower end is circular. A cross-shaped groove is opened on the top of the small disc, and the cross-shaped groove corresponds to the four lever handles in sequence.

7. A cutting blade installation structure for a slitting machine according to claim 1, characterized in that: A circular groove is formed at the bottom of the end cover, a plum blossom-shaped structure is formed at the top of the end cover, and the rubber block is L-shaped and corresponds to the lever handle in sequence.

8. A cutting blade installation structure for a slitting machine according to claim 1, characterized in that: A cutting sheet is attached to the upper end of the chassis, a fixing gasket is attached to the upper end of the cutting sheet, and an end cover is attached to the upper end of the fixing gasket.

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