CN220497797U - Adjustable double-edge fine boring cutter - Google Patents

Abstract

The utility model relates to an adjustable double-blade fine boring cutter in the technical field of double-blade boring cutters, which comprises a base, a mounting rod and a boring cutter body, wherein the mounting rod is arranged on the lower surface of the base, the boring cutter body is arranged on the upper surface of the base and is symmetrically distributed, two symmetrically arranged working grooves are formed in the upper surface of the base, the base is rotationally connected with a rotating rod, and first spiral lines are formed in the surface of the rotating rod, which is positioned in the working grooves. Through the push pedal that sets up, when need adjust the operation diameter of boring cutter body, can hold first rotation at first and drive the dwang and rotate, the dwang at this moment is the first spiral line screw thread transmission push pedal of accessible and remove when rotating, the required operation diameter of boring cutter body is adjusted to the push pedal cooperation at this moment, has realized adjustable effect, prevents that the inconvenient cooperation operation diameter adjustment of boring cutter body from appearing when using, influences the suitability.

Description

Adjustable double-edge fine boring cutter

Technical Field

The utility model relates to the technical field of double-edge boring cutters, in particular to an adjustable double-edge finish boring cutter.

Background

The double-blade boring tool is also called a boring tool block, and two types of fixed boring tools and floating boring tools are commonly used. The double-edge fixed boring cutter block of the fixed boring cutter is a fixed-diameter cutter, and the size of the boring hole is directly ensured by the boring cutter. The boring cutter block is a thin cutter, and can be welded on a cutter body integrally by alloy steel or a hard alloy blade for a cutting part.

The non-standard double-edge angle-clearing fine boring cutter disclosed in the authority publication No. CN218611738U solves the problems that some customers adopt BT40 equipment, the main shaft of the equipment is smaller, the weight of the cutter can not exceed 8KG when the cutter is replaced, but the hole requirement on a machined part is larger and deeper. Therefore, the improvement requirement is provided for the existing fine boring cutter, on the other hand, the existing fine boring cutters still adopt a single-blade fine boring head structure, the machining efficiency is low, the problem that the end face corner of the bottom of the hole cannot be brought out after the finish boring of the inner hole is finished is still not solved, when the existing double-blade fine boring cutter is used, the adjustment of the required cutting diameter is inconvenient due to the fact that the diameter of the double-blade fine boring cutter is inconvenient to adjust, when different diameters are required to be cut, the operation is inconvenient, the working efficiency is affected, and the applicability is not wide is solved.

Disclosure of Invention

Aiming at the problems, the adjustable double-edge fine boring cutter has an adjustable effect, prevents the phenomenon that the double-edge boring cutter is inconvenient to adjust the diameter when in use, causes relatively dead plates, has poor applicability, has the effect of convenient disassembly and assembly, and prevents the phenomenon that the double-edge boring cutter is inconvenient to replace and influences the use effect when being worn when the surface of the double-edge boring cutter is worn when in long-time use.

The technical scheme of the utility model is as follows: the utility model provides a double-edged finish boring cutter with adjustable, includes base and installation pole and boring cutter body, the installation pole sets up the lower surface at the base, boring cutter body sets up and is symmetrical distribution at the upper surface of base, two operation grooves that are symmetrical setting have been seted up to the upper surface of base, the base rotates and is connected with the dwang, the dwang is located the surface of operation inslot and has seted up first spiral line, the one end of dwang runs through in the fixed surface of base and is connected with first twist grip, the surface threaded connection of first spiral line has the push pedal, two the line of first spiral line is opposite form, and first spiral line is used for driving the push pedal and removes in the operation groove, the upper surface and the boring cutter body fixed connection of push pedal.

In further technical scheme, the mounting groove has been seted up to the upper surface of installation pole, the mounting groove interpolation is equipped with the inserted bar with base bottom surface fixed connection, be equipped with two limiting plates that are the symmetry setting in the mounting groove, one side that the inserted bar was kept away from to the limiting plate rotates and is connected with the second threaded rod, the surface threaded connection of second threaded rod and installation pole, the one end fixedly connected with second of limiting plate is changeed the handle is kept away from to the second threaded rod.

In a further technical scheme, the limiting plate is a half-arc plate, and the limiting plate is attached to the surface of the inserted link.

In a further technical scheme, the inner wall bottom surface of the mounting groove is fixedly connected with a supporting plate.

In a further technical scheme, the backup pad is annular, and the backup pad is laminating form with the bottom surface of limiting plate to the backup pad is used for supporting the limiting plate.

The beneficial effects of the utility model are as follows:

1. through the push plate, when the working diameter of the boring cutter body needs to be adjusted, the first rotating handle can be held by hand to drive the rotating rod to rotate, the rotating rod can drive the push plate to move through the first spiral thread when rotating, the push plate can be matched with the working diameter required by the boring cutter body to be adjusted, the adjustable effect is realized, and the inconvenience of matching with the working diameter adjustment when the boring cutter body is used is prevented, so that the applicability is influenced;

2. through the limiting plate that sets up, when dismantling the change to the base when needs, the accessible is handheld the second changes rotatory drive second threaded rod and is keeping away from each other the form and remove, and subsequent second threaded rod can drive the laminating of limiting plate cancellation and inserted bar, can handheld base drive the inserted bar and take out from the mounting groove this moment, can change the base this moment, has realized the effect of being convenient for dismouting, prevents that the base from damaging when using, inconvenient change influences feel and result of use.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic side cross-sectional view of a mounting bar of an embodiment of the present utility model;

FIG. 3 is a schematic side cross-sectional view of a base of an embodiment of the present utility model;

fig. 4 is a schematic diagram of a limiting plate structure according to an embodiment of the utility model.

Reference numerals illustrate:

1. a base; 2. a mounting rod; 3. a boring cutter body; 4. an operation groove; 5. a rotating lever; 6. a first helical thread; 7. a first rotating handle; 8. a push plate; 10. a mounting groove; 11. a rod; 12. a limiting plate; 13. a second threaded rod; 14. a second rotating handle; 15. and a support plate.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Examples:

as shown in fig. 1-4, an adjustable double-edge fine boring cutter comprises a base 1, an installation rod 2 and a boring cutter body 3, wherein the installation rod 2 is arranged on the lower surface of the base 1, the boring cutter body 3 is symmetrically distributed on the upper surface of the base 1, two symmetrically arranged operation grooves 4 are formed in the upper surface of the base 1, the base 1 is rotationally connected with a rotating rod 5, a first spiral thread 6 is formed in the surface of the rotating rod 5 located in the operation groove 4, one end of the rotating rod 5 penetrates through a first rotating handle 7 fixedly connected with the surface of the base 1, a push plate 8 is connected with the surface of the first spiral thread 6 in a threaded mode, the lines of the two first spiral threads 6 are opposite, the first spiral thread 6 is used for driving the push plate 8 to move in the operation groove 4, and the upper surface of the push plate 8 is fixedly connected with the boring cutter body 3.

The working principle of the technical scheme is as follows:

when the diameter of the boring cutter body 3 which can be operated is required to be adjusted, the first rotating handle 7 can be held firstly to drive the rotating rod 5 to rotate, the rotating rod 5 at this moment can move through the first spiral lines 6 and the thread transmission pushing plate 8 when rotating, and as the two first spiral lines 6 are opposite to each other, the pushing plate 8 can move away from or close to each other when being subjected to the thread transmission of the first rotating handle 7, the contact surface of the pushing plate 8 and the operation groove 4 at this moment is in a fit smooth shape, the pushing plate 8 can be prevented from overturning when being subjected to the thread transmission of the first spiral lines 6, so that the linear movement cannot be realized, the pushing plate 8 at this moment can be matched with the operation diameter required by the boring cutter body 3 to be adjusted, the adjustable effect is realized, and the boring cutter body 3 is prevented from being inconvenient to be matched with the operation diameter to adjust when in use, and the applicability is affected.

In another embodiment, as shown in fig. 1, 2 and 4, an installation groove 10 is formed in the upper surface of the installation rod 2, an inserted rod 11 fixedly connected with the bottom surface of the base 1 is inserted into the installation groove 10, two limiting plates 12 symmetrically arranged are arranged in the installation groove 10, the limiting plates 12 are semi-arc plates, the surfaces of the limiting plates 12 and the inserted rod 11 are in a fitting shape, one side, far away from the inserted rod 11, of the limiting plates 12 is rotationally connected with a second threaded rod 13, the second threaded rod 13 is in threaded connection with the surface of the installation rod 2, one end, far away from the limiting plates 12, of the second threaded rod 13 is fixedly connected with a second rotating handle 14, the bottom surface of the inner wall of the installation groove 10 is fixedly connected with a supporting plate 15, the supporting plate 15 is in a ring shape, the supporting plate 15 is in a fitting shape with the bottom surface of the limiting plates 12, and the supporting plate 15 is used for supporting the limiting plates 12.

When need dismantle the change to base 1, accessible handheld second changes 14 rotation and drives second threaded rod 13 and be and keep away from each other the form and remove, the laminating with inserted bar 11 can be driven to the second threaded rod 13 that follows, but handheld base 1 drives inserted bar 11 and take out in the mounting groove 10 this moment, can change base 1 this moment, when needs install, but handheld base 1 drives inserted bar 11 and inserts in the mounting groove 10 this moment, can handheld second changes 14 rotation afterwards makes second threaded rod 13 promote limiting plate 12 to be close to inserted bar 11 and is the laminating form, and because the lower extreme of inserted bar 11 is fixed with the protruding piece for limiting plate 12 can cooperate and offset to inserted bar 11 with the protruding piece spacing, realized the effect of being convenient for dismouting, prevent that base 1 from damaging when using, inconvenient change, influence feel in use and result of use.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (5)

1. The utility model provides a double-edged finish boring cutter with adjustable, includes base (1) and installation pole (2) and boring cutter body (3), installation pole (2) set up the lower surface at base (1), boring cutter body (3) set up and are symmetric distribution, its characterized in that at the upper surface of base (1): the utility model discloses a boring tool for boring a hole in a steel, including base (1), work groove (4) that are the symmetry setting have been seted up to the upper surface of base (1), base (1) rotates and is connected with dwang (5), first spiral line (6) have been seted up on the surface that dwang (5) are located work groove (4), the one end of dwang (5) runs through in the first rotating handle (7) of fixed surface of base (1), the surface threaded connection of first spiral line (6) has push pedal (8), two the line of first spiral line (6) is opposite form, and first spiral line (6) are used for driving push pedal (8) at work groove (4) internal movement, the upper surface and boring tool body (3) fixed connection of push pedal (8).

2. The adjustable double-edged fine boring cutter according to claim 1, wherein: the utility model discloses a mounting rod, including installation pole (2), mounting rod (10) have been seted up to the upper surface of installation pole (2), mounting rod (11) with base (1) bottom surface fixed connection are equipped with in mounting rod (10), be equipped with two limiting plates (12) that are the symmetry setting in mounting rod (10), one side rotation that limiting plates (12) kept away from inserting rod (11) is connected with second threaded rod (13), the surface threaded connection of second threaded rod (13) and mounting rod (2), one end fixedly connected with second twist grip (14) that limiting plates (12) were kept away from to second threaded rod (13).

3. The adjustable double-edged fine boring cutter according to claim 2, wherein: the limiting plate (12) is a half-arc plate, and the limiting plate (12) is attached to the surface of the inserted link (11).

4. The adjustable double-edged fine boring cutter according to claim 2, wherein: the bottom surface of the inner wall of the mounting groove (10) is fixedly connected with a supporting plate (15).

5. The adjustable double-edged fine boring cutter according to claim 4, wherein: the supporting plate (15) is annular, the supporting plate (15) is attached to the bottom surface of the limiting plate (12), and the supporting plate (15) is used for supporting the limiting plate (12).