CN219233983U

CN219233983U - Adjustable PCD composite boring cutter

Info

Publication number: CN219233983U
Application number: CN202223467287.8U
Authority: CN
Inventors: 侯庆俊
Original assignee: Wuxi Jiazhitai Precision Industry Co ltd
Current assignee: Wuxi Jiazhitai Precision Industry Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-23
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses an adjustable PCD composite boring cutter, which belongs to the field of boring cutters and comprises a PCD cutter head and a cutter handle, wherein the PCD cutter head is in threaded connection with the cutter handle, an installation groove is formed in the inner side of the cutter handle, a fastening component is arranged on the inner side of the installation groove and the outer side of the cutter handle and used for fastening the PCD cutter head and the cutter handle, the fastening component comprises a telescopic rod, the telescopic rod is fixed on the inner side of the installation groove, a rotating plate is fixed at one end of the telescopic rod, which is far away from the cutter handle, and is in rotary connection with the PCD cutter head, a spring is arranged between the PCD cutter head and the cutter handle and positioned on the outer side of the telescopic rod, a plurality of clamping blocks are fixed on the inner side of the PCD cutter head, and a first rotary clamping wheel is fixed on one side of the rotating plate, which is far away from the telescopic rod; the boring tool can be adjusted, adjustment work is simple, measurement is easy to be carried out on the whole tool, and accuracy errors in machining of an inner hole of a workpiece are reduced.

Description

Adjustable PCD composite boring cutter

Technical Field

The utility model relates to the field of boring cutters, in particular to an adjustable PCD composite boring cutter.

Background

The boring cutter is one of boring cutters, is generally a round handle, and is used for inner hole machining, reaming, profiling and the like in the most common occasions. One or two cutting portions, a tool specially adapted for roughing or finishing an existing hole;

the traditional boring cutter can be matched with most machined workpieces, the inner holes of some workpieces are required to be machined are deeper, the traditional boring cutter is not long enough, the boring cutter is required to be detached and installed on an extension pipe and then reassembled on a cutter holder, so that the work is troublesome, once the measurement accuracy of the boring cutter and the pipe deviates, errors are easy to occur to the machining accuracy of the inner holes of the workpieces, and therefore, the novel composite boring cutter is necessary.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide an adjustable PCD composite boring cutter which can realize the adjustment of the boring cutter, has simpler adjustment work, is easy to measure for the whole tool and reduces the precision error in the inner hole processing of a workpiece.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides an adjustable PCD composite boring cutter, includes PCD tool bit and handle of a knife, PCD tool bit and handle of a knife threaded connection, the inboard of handle of a knife is provided with the mounting groove, the inboard of mounting groove with the outside of handle of a knife is provided with fastening assembly, fastening assembly is used for fastening the PCD tool bit with the handle of a knife.

Further, the fastening assembly comprises a telescopic rod, the telescopic rod is fixed on the inner side of the mounting groove, one end of the telescopic rod, which is far away from the tool holder, is fixed with a rotating piece, the rotating piece is rotationally connected with the PCD tool bit, a spring is installed between the PCD tool bit and the tool holder and located on the outer side of the telescopic rod, and a plurality of clamping blocks are fixed on the inner side of the PCD tool bit.

Further, one side of the rotating piece far away from the telescopic rod is fixedly provided with a first rotating clamping wheel, one side of the first rotating clamping wheel far away from the first rotating clamping wheel is fixedly provided with a second rotating clamping wheel, and the inner side of the PCD tool bit is provided with a second clamping groove and a first clamping groove corresponding to the first rotating clamping wheel and the second rotating clamping wheel, and the second rotating clamping wheel is respectively clamped with the first clamping groove, the second clamping groove and the first rotating clamping wheel.

Furthermore, one side of the clamping block is obliquely arranged, and the other side of the clamping block is a right-angle surface.

Furthermore, scales are arranged on the outer side of the cutter handle and positioned at positions corresponding to the mounting grooves.

Furthermore, the clamping block, the first rotating clamping wheel and the second rotating clamping wheel are all made of soft materials.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

this scheme is through rotating handle of a knife and PCD tool bit, and then can adjust the common length between PCD tool bit and the handle of a knife, after adjusting the distance between PCD tool bit and the handle of a knife and accomplishing, accessible fixture block card is on the thread on the mounting groove to through the pulling of spring, common length between PCD tool bit and the handle of a knife can not appear and change, and then make the regulation work comparatively simple, and measure to whole boring cutter easily, reduce the precision mistake that appears to work piece hole processing.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the second clamping groove, the spring and the mounting groove;

fig. 3 is an enlarged view of fig. 2 a.

The reference numerals in the figures illustrate:

1. PCD tool bit; 2. a knife handle; 3. a mounting groove; 4. a telescopic rod; 5. a spring; 6. a rotating piece; 7. a clamping block; 8. a first clamping groove; 9. a first rotating chuck wheel; 10. the second rotating clamping wheel; 11. and a second clamping groove.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-3, an adjustable PCD composite boring cutter comprises a PCD cutter head 1 and a cutter handle 2, wherein the PCD cutter head 1 and the cutter handle 2 are in threaded connection, scales are arranged on the outer side of the cutter handle 2 and at positions corresponding to the mounting grooves 3, through the arrangement, a user can observe the adjustment size when adjusting, the mounting grooves 3 are arranged on the inner side of the cutter handle 2, fastening components are arranged on the inner side of the mounting grooves 3 and the outer side of the cutter handle 2, and the fastening components are used for fastening the PCD cutter head 1 and the cutter handle 2.

Referring to fig. 2, the fastening assembly comprises a telescopic rod 4, the telescopic rod 4 is fixed in the inboard of mounting groove 3, the one end that the handle of a knife 2 was kept away from to telescopic rod 4 is fixed with rotor 6, and rotor 6 rotates with PCD tool bit 1 and is connected, spring 5 is installed in the outside that just is located telescopic rod 4 between PCD tool bit 1 and the handle of a knife 2, the inboard of PCD tool bit 1 is fixed with a plurality of fixture blocks 7, one side of fixture block 7 is the slope setting, the opposite side is right angle face, make fixture block 7 to the joint effect of the thread on the handle of a knife 2, through the thread of fixture block 7 card on mounting groove 3, and pull through spring 5, make PCD tool bit 1 and handle of a knife 2's stability better, common length between PCD tool bit 1 and the handle of a knife 2 can not appear changing.

Referring to fig. 2, a first rotating clamping wheel 9 is fixed on one side of the rotating piece 6 far away from the telescopic rod 4, a second rotating clamping wheel 10 is fixed on one side of the first rotating clamping wheel 9 far away from the first rotating clamping wheel 9, and the clamping block 7, the first rotating clamping wheel 9 and the second rotating clamping wheel 10 are made of soft materials, so that a user can rotate the PCD cutter head 1 with force, adjustment of the PCD cutter head 1 is not hindered, the inner side of the PCD cutter head 1 is provided with a second clamping groove 11 and a first clamping groove 8 corresponding to the first rotating clamping wheel 9 and the second rotating clamping wheel 10, the first clamping groove 8, the second clamping groove 11 and the first rotating clamping wheel 9 are respectively clamped, so that after the PCD cutter head 1 and the cutter handle 2 are adjusted, the PCD cutter head 1 is clamped by the first rotating clamping wheel 9, the second clamping groove 11, the first clamping groove 8 and the second rotating clamping wheel 10 respectively, and the machining precision is ensured.

Working principle: when the device is used by a user, when the boring cutter needs to be adjusted, the cutter handle 2 and the PCD cutter head 1 can be rotated, the common length between the PCD cutter head 1 and the cutter handle 2 can be adjusted, after the distance between the PCD cutter head 1 and the cutter handle 2 is adjusted, the accessible fixture block 7 is clamped on the thread on the mounting groove 3, and the PCD cutter head 1 and the cutter handle 2 are better in stability due to the pulling of the spring 5, and the common length between the PCD cutter head 1 and the cutter handle 2 is not changed.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides an adjustable PCD composite boring cutter, includes PCD tool bit (1) and handle of a knife (2), its characterized in that: PCD tool bit (1) and handle of a knife (2) threaded connection, the inboard of handle of a knife (2) is provided with mounting groove (3), the inboard of mounting groove (3) with the outside of handle of a knife (2) is provided with fastening assembly, fastening assembly is used for fastening PCD tool bit (1) with handle of a knife (2).

2. An adjustable PCD composite boring cutter according to claim 1, wherein: the utility model provides a PCD tool bit, including fastening assembly, including telescopic link (4), telescopic link (4) are fixed in the inboard of mounting groove (3), telescopic link (4) are kept away from one end of handle of a knife (2) is fixed with rotor (6), just rotor (6) with PCD tool bit (1) rotate and are connected, PCD tool bit (1) with just be located between handle of a knife (2) spring (5) are installed in the outside of telescopic link (4), the inboard of PCD tool bit (1) is fixed with a plurality of fixture blocks (7).

3. An adjustable PCD composite boring cutter according to claim 2, wherein: one side that pivoted piece (6) kept away from telescopic link (4) is fixed with first rotation card wheel (9), first rotation card wheel (9) keep away from one side of first rotation card wheel (9) is fixed with second rotation card wheel (10), just the inboard of PCD tool bit (1) be provided with first rotation card wheel (9) with second rotation card wheel (10) corresponding second draw-in groove (11) and first draw-in groove (8), just second rotation card wheel (10) with first draw-in groove (8), second draw-in groove (11) with first rotation card wheel (9) block respectively and set up.

4. An adjustable PCD composite boring cutter according to claim 2, wherein: one side of the clamping block (7) is obliquely arranged, and the other side of the clamping block is a right-angle surface.

5. An adjustable PCD composite boring cutter according to claim 2, wherein: the outer side of the knife handle (2) and the position corresponding to the mounting groove (3) are provided with scales.

6. An adjustable PCD composite boring cutter according to claim 3, wherein: the clamping block (7), the first rotating clamping wheel (9) and the second rotating clamping wheel (10) are all made of soft materials.