CN219292847U

CN219292847U - PCBN cutter with round rod convenient for chip removal

Info

Publication number: CN219292847U
Application number: CN202223400294.6U
Authority: CN
Inventors: 曹忠亮; 汤映波; 鄂福大
Original assignee: Changzhou Jiahong Intelligent Technology Co ltd
Current assignee: Changzhou Jiahong Intelligent Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-07-04
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a PCBN cutter with a round rod, which is convenient for chip removal and comprises a cutter barrel, a reinforcing component and an adjusting component. The beneficial effects of the utility model are as follows: according to the utility model, the adjusting component is arranged, when the milling depth of the cutter is required to be adjusted in the use process, a user rotates the rotating wheel, the rotating wheel rotates to drive the threaded rod to rotate, the threaded rod rotates to enable the circular cutter bar to lift in the cutter barrel through the matching of the limiting sliding groove and the limiting sliding block, so that the milling depth of the PCBN blade can be adjusted, the use range of the PCBN blade is enlarged, and then the fastening bolts I on two sides can be screwed through the reinforcing component, so that the fastening bolts I are in contact with the circular cutter bar, the position of the circular cutter bar is reinforced, and the stability of the cutter in the use process is improved.

Description

PCBN cutter with round rod convenient for chip removal

Technical Field

The utility model relates to a PCBN cutter, in particular to a PCBN cutter with a round rod, which is convenient for chip removal, and belongs to the technical field of PCBN cutters.

Background

PCBN cutters are artificial cubic boron nitride cutters, also called polycrystalline boron nitride cutters, and have hardness far higher than that of other materials, which are just inferior to diamond, so that the PCNB cutters and diamond are collectively called superhard materials, and most PCNB cutters are of sheet-shaped structures, and are required to be installed on a cutter handle for use.

An existing PCBN cutter, such as the one disclosed in patent No. CN208322152U, is provided with a chip blocking plate on a cutter head and a chip groove on a cutter handle, so that a coherent chip removal channel is formed, and the smooth discharge of the chips is ensured; the PCBN cutter is convenient to install, and an operator can clearly check the machining condition of the PCBN cutting edge, but in the actual use process, the milling depth of the PCBN cutter cannot be adjusted according to milling requirements, and when the deeper position of a workpiece is required to be milled, other PCBN cutters are required to be replaced frequently, so that the milling efficiency is low.

Disclosure of Invention

The utility model aims to solve at least one technical problem and provide a PCBN tool with a round rod, which is convenient for chip removal.

The utility model realizes the above purpose through the following technical scheme: a PCBN tool with round rod for easy chip removal comprises

The cutter cylinder is arranged on the upper side of the PCBN cutter, the upper end of the cutter cylinder is fixedly connected with a mounting head, a circular cutter bar is inserted into the cutter cylinder, a cutter groove is formed in the position, close to the bottom end, of the circular cutter bar, and the inner wall surface of the cutter groove is fixedly connected with a PCBN blade through a second fastening bolt;

the reinforcing component is used for clamping and fixing the position of the circular cutter bar, is symmetrically arranged on the bottom surface of the cutter cylinder and comprises a fixing ring fixedly connected to the bottom surface of the cutter cylinder, and the surface of the fixing ring is symmetrically inserted with a first fastening bolt which is in threaded connection with the fixing ring;

the adjusting component is used for adjusting milling depth of the PCBN cutter, is arranged between the round cutter bar and the cutter barrel, comprises a rotating wheel inserted into the cutter barrel, a threaded rod inserted into the cutter barrel and a moving groove formed in the cutter barrel, the rotating wheel and the threaded rod are respectively connected with the cutter barrel in a rotating mode, the rotating wheel and the threaded rod are fixedly connected, the threaded rod extends into the moving groove and is inserted into the surface of the round cutter bar, and the threaded rod is in threaded connection with the round cutter bar.

As still further aspects of the utility model: the threaded rod is rotatably connected with the cutter cylinder through a bearing.

As still further aspects of the utility model: the surface of the circular cutter bar is provided with a plurality of chip grooves.

As still further aspects of the utility model: limiting sliding grooves are symmetrically formed in two sides of the moving groove, limiting sliding blocks are symmetrically and fixedly connected to the surface of the circular cutter bar, and are inserted into the limiting sliding grooves and are in sliding connection with the cutter barrel.

As still further aspects of the utility model: the surface of the circular cutter bar is provided with scale marks.

The beneficial effects of the utility model are as follows:

according to the utility model, the adjusting component is arranged, when the milling depth of the cutter is required to be adjusted in the use process, a user rotates the rotating wheel, the rotating wheel rotates to drive the threaded rod to rotate, the threaded rod rotates to enable the circular cutter bar to lift in the cutter barrel through the matching of the limiting sliding groove and the limiting sliding block, so that the milling depth of the PCBN blade can be adjusted, the use range of the PCBN blade is enlarged, and then the fastening bolts I on two sides can be screwed through the reinforcing component, so that the fastening bolts I are in contact with the circular cutter bar, the position of the circular cutter bar is reinforced, and the stability of the cutter in the use process is improved.

Drawings

FIG. 1 is a schematic view of the overall appearance structure of the present utility model;

FIG. 2 is a schematic view of the connection structure of the threaded rod and the circular cutter rod in the utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;

fig. 4 is a schematic diagram of a sipe structure in the present utility model.

In the figure: 1. the tool comprises a tool cylinder, 2, a mounting head, 3, a circular tool bar, 4, PCBN blades, 5, chip grooves, 6, a reinforcing component, 61, a fixed ring, 62, a first fastening bolt, 7, an adjusting component, 71, a rotating wheel, 72, a threaded rod, 73, a moving groove, 74, a limiting sliding groove, 75, a limiting sliding block, 8, a second fastening bolt, 9, a tool groove, 10 and a scale mark.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 4, a PCBN cutter with a circular rod for facilitating chip removal includes

The cutter cylinder 1 is arranged on the upper side of the PCBN cutter, the upper end of the cutter cylinder is fixedly connected with the mounting head 2, a circular cutter bar 3 is inserted into the cutter cylinder, a cutter groove 9 is formed in the position, close to the bottom end, of the circular cutter bar 3, and the PCBN blade 4 is fixedly connected with the inner wall surface of the cutter groove 9 through a fastening bolt II 8;

the reinforcing component 6 is used for clamping and fixing the position of the circular cutter bar 3, is symmetrically arranged on the bottom surface of the cutter barrel 1 and comprises a fixed ring 61 fixedly connected to the bottom surface of the cutter barrel 1, a first fastening bolt 62 is symmetrically inserted into the surface of the fixed ring 61, and the first fastening bolt 62 is in threaded connection with the fixed ring 61;

the adjusting component 7 is used for adjusting milling depth of the PCBN tool, is arranged between the circular cutter bar 3 and the cutter barrel 1, and comprises a rotating wheel 71 inserted into the cutter barrel 1, a threaded rod 72 inserted into the cutter barrel 1 and a moving groove 73 formed in the cutter barrel 1, wherein the rotating wheel 71 and the threaded rod 72 are respectively and rotatably connected with the cutter barrel 1, the rotating wheel 71 and the threaded rod 72 are fixedly connected, the threaded rod 72 extends into the moving groove 73 and is inserted into the surface of the circular cutter bar 3, and the threaded rod 72 is in threaded connection with the circular cutter bar 3.

Example two

As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:

the threaded rod 72 is rotatably connected with the cutter cylinder 1 through a bearing, so that the threaded rod 72 can be conveniently rotated.

The surface of the circular cutter bar 3 is provided with a plurality of chip grooves 5, so that scraps generated by milling can be cleaned in time conveniently, and the milling quality is improved.

Example III

limiting sliding grooves 74 are symmetrically formed in two sides of the moving groove 73, limiting sliding blocks 75 are symmetrically and fixedly connected to the surface of the circular cutter bar 3, the limiting sliding blocks 75 are inserted into the limiting sliding grooves 74, the limiting sliding blocks 75 are in sliding connection with the cutter barrel 1, in the use process, when the milling depth of a cutter needs to be adjusted, a user rotates the rotating wheel 71, the rotating wheel 71 rotates to drive the threaded rod 72 to rotate, the threaded rod 72 rotates to enable the circular cutter bar 3 to lift in the cutter barrel 1 through the matching of the limiting sliding grooves 74 and the limiting sliding blocks 75, and therefore the milling depth of the PCBN cutter 4 can be adjusted, and the use range of the PCBN cutter is enlarged.

Example IV

the surface of the circular cutter bar 3 is provided with scale marks 10, so that the adjusting length of the circular cutter bar 3 can be intuitively determined.

Working principle: when the clamp clamps the PCBN tool, a user firstly adjusts the milling depth of the tool according to milling requirements, when the clamp clamps the PCBN tool, the user rotates the rotating wheel 71, the rotating wheel 71 rotates to drive the threaded rod 72 to rotate, the threaded rod 72 rotates to enable the round tool bar 3 to lift in the tool barrel 1 through the matching of the limiting sliding groove 74 and the limiting sliding block 75, so that the milling depth of the PCBN tool 4 can be adjusted, the application range of the PCBN tool is widened, then the fastening bolts 62 on two sides are screwed, the fastening bolts 62 are abutted against the round tool bar 3, the position of the round tool bar 3 is reinforced, the stability of the tool in the use process is improved, then the tool is connected with a machine tool through the mounting head 2, a workpiece can be milled, during milling, scraps generated through the chip removal groove 5 are discharged, when the PCBN tool 4 is seriously worn, the operation of the machine tool can be stopped, the worn PCBN tool 4 is detached and replaced without integrally replacing the tool, and the use cost is reduced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. PCBN cutter with round rod for facilitating chip removal, which is characterized by comprising

The cutter cylinder (1) is arranged on the upper side of the PCBN cutter, the upper end of the cutter cylinder is fixedly connected with the mounting head (2), a circular cutter bar (3) is inserted into the cutter cylinder, a cutter groove (9) is formed in the position, close to the bottom end, of the circular cutter bar (3), and the PCBN blade (4) is fixedly connected to the inner wall surface of the cutter groove (9) through a fastening bolt II (8);

the reinforcing component (6) is used for clamping and fixing the position of the circular cutter bar (3), is symmetrically arranged on the bottom surface of the cutter cylinder (1), and comprises a fixing ring (61) fixedly connected to the bottom surface of the cutter cylinder (1), a first fastening bolt (62) is symmetrically inserted into the surface of the fixing ring (61), and the first fastening bolt (62) is in threaded connection with the fixing ring (61);

the adjusting component (7) is used for adjusting milling depth of the PCBN cutter, is arranged between the round cutter bar (3) and the cutter cylinder (1), and comprises a rotating wheel (71) inserted into the cutter cylinder (1), a threaded rod (72) inserted into the cutter cylinder (1) and a moving groove (73) formed in the cutter cylinder (1), the rotating wheel (71) and the threaded rod (72) are respectively connected with the cutter cylinder (1) in a rotating mode, the rotating wheel (71) is fixedly connected with the threaded rod (72), the threaded rod (72) extends into the moving groove (73) and is inserted into the surface of the round cutter bar (3), and the threaded rod (72) is connected with the round cutter bar (3) in a threaded mode.

2. A round bar PCBN tool facilitating chip removal as claimed in claim 1, wherein: the threaded rod (72) is rotatably connected with the cutter cylinder (1) through a bearing.

3. A round bar PCBN tool facilitating chip removal as claimed in claim 1, wherein: a plurality of chip grooves (5) are formed in the surface of the circular cutter bar (3).

4. A round bar PCBN tool facilitating chip removal as claimed in claim 1, wherein: limiting sliding grooves (74) are symmetrically formed in two sides of the moving groove (73), limiting sliding blocks (75) are symmetrically and fixedly connected to the surface of the circular cutter bar (3), the limiting sliding blocks (75) are inserted into the limiting sliding grooves (74), and the limiting sliding blocks (75) are in sliding connection with the cutter cylinder (1).

5. A round bar PCBN tool facilitating chip removal as claimed in claim 1, wherein: the surface of the circular cutter bar (3) is provided with scale marks (10).