Annular chip-free type continuous reaming cutter

Abstract

The utility model belongs to the technical field of chambering cutters, particularly relates to an annular chip-free type continuous chambering cutter, and solves the problems that in the actual use process, when the cutter is abraded, the cutter needs to be replaced, and due to the fact that a chambering cutter and a reamer rod are designed to be of an integrated structure, the cost of a user is increased. A second cutter block is installed below the first cutter block, a third cutter block is installed below the second cutter block, a fourth cutter block is installed below the third cutter block, the lower end of the first cutter block is fixedly connected with a cutter block limiting installation rod, and the second cutter block, the third cutter block, the third cutter block and the fourth cutter block are sequentially installed below the first cutter block. And a first mounting groove is formed in the second cutter block. The structure of the chip removal groove is semicircular, continuous annular chips can be effectively reduced, the stability of the cutter in the machining process is guaranteed through the design of the first limiting block and the cutter block limiting block, and the machining precision is improved.

Description

Technical Field

[0001] The utility model relates to a non-ring-chip continuous hole enlarging tool, in particular to a non-ring-chip type continuous hole enlarging tool, belonging to the technical field of hole enlarging tools. Background Art

[0002] Ringless continuous reaming tools are indispensable in the mechanical processing and manufacturing industry. The cutting edge design of the reaming tool is reasonable and the cutting process is smooth, which can reduce cutting force and cutting heat, thereby reducing damage to the workpiece surface and obtaining better surface quality. This is very important for the processing of precision parts that require strict tolerance control.

[0003] After searching, a low-resistance butt-welding internally cooled reamer with a prevention of workpiece deformation and announcement number CN220278462U was found, comprising an integrated reaming head, the integrated reaming head comprising a reaming knife and a reamer rod, the reaming knife and the reamer rod adopt an integrated structural design, the reaming knife and the reamer rod of the utility model are respectively provided with a rear taper angle, the rear taper angle can reduce the friction between the reaming knife blade and the inner hole wall, at the same time, the sharp rear taper angle can cut off the deformed protruding metal to ensure a smooth surface of the processed inner wall.

[0004] In the above technical solution, the expanding and reaming integrated tool head includes an expanding tool and a reamer rod. The expanding tool and the reamer rod are designed with an integrated structure. However, in actual use, when the tool is worn, it needs to be replaced. Since the expanding tool and the reamer rod are designed with an integrated structure, the cost of the users is increased. For this reason, we provide a ring-chip-free continuous hole reaming tool. Utility Model Content

[0005] The utility model provides a ring-chip-free continuous hole reaming tool to solve the problem that when the tool is worn and needs to be replaced during actual use, the reaming tool and the reamer rod are designed in an integrated structure, thereby increasing the user cost.

[0006] The utility model achieves the above-mentioned purpose through the following technical scheme: a ring-chip-free continuous hole reaming tool, comprising a first knife block, a second knife block is installed below the first knife block, a third knife block is installed below the second knife block, a fourth knife block is installed below the third knife block, and a knife block limit mounting rod is fixedly connected to the lower end of the first knife block;

[0007] The second blade block, the third blade block, the third blade block and the fourth blade block are sequentially installed below the first blade block, the second blade block has a first installation groove inside, the third blade block has a second installation groove inside, and the fourth blade block has a third installation groove inside.

[0008] As a further solution of the utility model: the outer wall of the knife block limit installation rod is fixedly connected with a first limit block, and the lower outer part of the knife block limit installation rod is provided with a limit screw thread.

[0009] As a further solution of the utility model: the outer periphery of the first blade block is provided with a fourth blade mounting groove, the outer periphery of the second blade block is provided with a first blade mounting groove, the outer periphery of the third blade block is provided with a second blade mounting groove, and the outer periphery of the fourth blade block is provided with a third blade mounting groove.

[0010] As a further solution of the utility model: blade fixing holes are formed on the outer wall surfaces of the fourth blade mounting groove, the first blade mounting groove, the second blade mounting groove and the third blade mounting groove.

[0011] As a further solution of the utility model: a cutting blade is fixedly installed outside the blade fixing hole, and a chip removal groove is provided on one side of the cutting blade.

[0012] As a further solution of the utility model: a knife block limiting block is installed on the outer peripheral thread of the limiting screw thread.

[0013] As a further solution of the utility model: the second knife block, the third knife block and the fourth knife block are all sleeved on the outer wall of the knife block limit mounting rod, and the lower end of the knife block limit mounting rod is fixedly connected with a tool clamping block.

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

[0015] 1. The utility model realizes flexible combination and rapid replacement of cutting tools through modular design of the first cutting block, the second cutting block, the third cutting block and the fourth cutting block, thereby reducing the use cost and maintenance cost. The chip grooves provided on the cutting blades effectively prevent the accumulation of cutting chips, thereby improving the processing efficiency and the life of the cutting tools. The semicircular structure of the chip grooves can effectively reduce the generation of continuous ring chips. The design of the first limit block and the cutting block limit block ensures the stability of the cutting tool during the processing, thereby improving the processing accuracy.

[0016] 2. The utility model can quickly fix and disassemble the knife block through the cooperation of the knife block limit mounting rod and the knife block limit block, thereby reducing downtime. By replacing the second knife block, the third knife block and the fourth knife block and the cutting blade of different sizes, it can adapt to different processing requirements, the cutting process is stable, and the versatility of the tool is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the limit installation rod of the knife block of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the first mounting slot, the second mounting slot and the third mounting slot of the utility model;

[0020] Figure 4This is a schematic diagram of the structure of the knife block limit block of the utility model.

[0021] In the figure: 1, first knife block; 2, second knife block; 3, third knife block; 4, fourth knife block; 5, knife block limit mounting rod; 6, tool clamping block; 7, cutting blade; 8, first blade mounting slot; 9, second blade mounting slot; 10, third blade mounting slot; 11, blade fixing hole; 12, limit screw thread; 13, first limit block; 14, fourth blade mounting slot; 15, first mounting slot; 16, second mounting slot; 17, third mounting slot; 18, knife block limit block; 19, chip removal groove. DETAILED DESCRIPTION

[0022] 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. Embodiment 1

[0023] like Figures 1 to 4 As shown, a ring-chip-free continuous hole reaming tool comprises a first tool block 1, a second tool block 2 is installed below the first tool block 1, a third tool block 3 is installed below the second tool block 2, and a fourth tool block 4 is installed below the third tool block 3. Through the modular design of the first tool block 1, the second tool block 2, the third tool block 3 and the fourth tool block 4, flexible combination and rapid replacement of the tool are realized, and the use cost and maintenance cost are reduced. The lower end of the first tool block 1 is fixedly connected with a tool block limit mounting rod 5, and the second tool block 2, the third tool block 3, the third tool block 3 and the fourth tool block 4 are sequentially installed below the first tool block 1. A first mounting groove 15 is opened inside the second tool block 2, a second mounting groove 16 is opened inside the third tool block 3, and a third mounting groove 17 is opened inside the fourth tool block 4. By replacing the second tool block 2, the third tool block 3 and the fourth tool block 4 and the cutting blade 7 of different sizes, different processing requirements can be met, the cutting process is smooth, and the versatility of the tool is improved. Embodiment 2

[0024] In addition to all the technical features of the first embodiment, the present embodiment further includes: the outer wall of the knife block limit mounting rod 5 is fixedly connected with a first limit block 13, a limit screw 12 is provided on the lower outer part of the knife block limit mounting rod 5, a fourth blade mounting groove 14 is provided on the outer periphery of the first knife block 1, a first blade mounting groove 8 is provided on the outer periphery of the second knife block 2, a second blade mounting groove 9 is provided on the outer periphery of the third knife block 3, a third blade mounting groove 10 is provided on the outer periphery of the fourth knife block 4, a blade fixing hole 11 is provided on the outer wall surface of the fourth blade mounting groove 14, the first blade mounting groove 8, the second blade mounting groove 9 and the third blade mounting groove 10, a cutting blade 7 is fixedly installed on the outside of the blade fixing hole 11, and one of the cutting blades 7 The sides are provided with chip grooves 19, and the chip grooves 19 provided on the cutting blade 7 effectively prevent the accumulation of chips, improve the processing efficiency and the life of the tool, and the structure of the chip grooves 19 is semicircular, which can effectively reduce the generation of continuous ring chips. The outer peripheral thread of the limiting screw thread 12 is installed with a tool block limiting block 18. Through the cooperation of the tool block limiting mounting rod 5 and the tool block limiting block 18, the tool block can be quickly fixed and removed, reducing the downtime. The design of the first limiting block 13 and the tool block limiting block 18 ensures the stability of the tool during the processing and improves the processing accuracy. The second tool block 2, the third tool block 3 and the fourth tool block 4 are all sleeved on the outer wall of the tool block limiting mounting rod 5, and the lower end of the tool block limiting mounting rod 5 is fixedly connected with a tool clamping block 6.

[0025] Working principle:

[0026] First, the ring-chip-free continuous hole reaming tool is fixed on the processing equipment through the tool clamping block 6. The tool clamping block 6 ensures the stability and accuracy of the tool during the processing;

[0027] Secondly, according to the specific processing requirements, the second blade block 2, the third blade block 3 and the fourth blade block 4 are selected and installed appropriately, and the first mounting groove 15, the second mounting groove 16 and the third mounting groove 17 are installed in cooperation with the blade block limit mounting rod 5 below the first blade block 1, and the limit screw 12 on the blade block limit mounting rod 5 cooperates with the thread of the blade block limit block 18, so that the blade block can be quickly fixed and disassembled, reducing the downtime, and the first limit block 13 and the blade block limit block 18 jointly ensure the stability of the tool during the processing;

[0028] Then, the cutting blade 7 is installed through the blade fixing hole 11 on the outer peripheral fourth blade installation groove 14, the first blade installation groove 8, the second blade installation groove 9 and the third blade installation groove 10 of the second blade block 2, the third blade block 3 and the fourth blade block 4. The chip removal groove 19 provided on the cutting blade 7 effectively prevents the accumulation of chips, improves the processing efficiency and the tool life. The semicircular structure of the chip removal groove 19 can effectively reduce the generation of continuous ring chips.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A non-ring-chip continuous hole-reaming tool, comprising a first tool block (1), characterized in that: A second blade block (2) is installed below the first blade block (1), a third blade block (3) is installed below the second blade block (2), a fourth blade block (4) is installed below the third blade block (3), and a blade block limit mounting rod (5) is fixedly connected to the lower end of the first blade block (1); The second blade block (2), the third blade block (3), the third blade block (3) and the fourth blade block (4) are sequentially mounted below the first blade block (1); a first mounting groove (15) is provided inside the second blade block (2), a second mounting groove (16) is provided inside the third blade block (3), and a third mounting groove (17) is provided inside the fourth blade block (4).

2. The ring-chip-free continuous hole reaming tool according to claim 1, characterized in that: A first limiting block (13) is fixedly connected to the outer wall of the knife block limiting mounting rod (5), and a limiting screw thread (12) is provided on the lower exterior of the knife block limiting mounting rod (5).

3. The ring-chip-free continuous hole reaming tool according to claim 1, characterized in that: The outer circumference of the first blade block (1) is provided with a fourth blade mounting groove (14), the outer circumference of the second blade block (2) is provided with a first blade mounting groove (8), the outer circumference of the third blade block (3) is provided with a second blade mounting groove (9), and the outer circumference of the fourth blade block (4) is provided with a third blade mounting groove (10).

4. The ring-chip-free continuous hole reaming tool according to claim 3, characterized in that: Blade fixing holes (11) are provided on the outer wall surfaces of the fourth blade mounting groove (14), the first blade mounting groove (8), the second blade mounting groove (9) and the third blade mounting groove (10).

5. The non-ring-chip continuous hole reaming tool according to claim 4, characterized in that: A cutting blade (7) is fixedly mounted outside the blade fixing hole (11), and a chip removal groove (19) is provided on one side of the cutting blade (7).

6. The ring-chip-free continuous hole reaming tool according to claim 2, characterized in that: A knife block limiting block (18) is installed on the outer peripheral thread of the limiting thread (12).

7. The ring-chip-free continuous hole reaming tool according to claim 1, characterized in that: The second knife block (2), the third knife block (3) and the fourth knife block (4) are all sleeved on the outer wall of the knife block limit mounting rod (5), and the lower end of the knife block limit mounting rod (5) is fixedly connected to a knife clamping block (6).

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