CN112893950A

CN112893950A - Adjustable disc surface milling cutter

Info

Publication number: CN112893950A
Application number: CN201911132505.2A
Authority: CN
Inventors: 邱天晓
Original assignee: Changzhou Junzhuo Tool Co ltd
Current assignee: Changzhou Junzhuo Tool Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2021-06-04

Abstract

The invention relates to the technical field of numerical control machining cutters, in particular to an adjustable disc surface milling cutter which comprises a cutter handle, wherein a sliding column is connected to the inner wall of the cutter handle in a sliding mode, a cutter disc is fixedly connected to the lower end of the sliding column, four groups of mounting grooves are formed in the outer surface of the cutter disc, fixing mechanisms are movably connected to the inner wall of the mounting grooves, a cutter is fixedly connected to the front end of each fixing mechanism, cutting edges are fixedly formed in the lower end and the left end of the cutter, a reducing mechanism is arranged inside the cutter disc, three groups of limiting strips are fixedly connected to the outer surface of the sliding column, and a tooth plate is fixedly mounted at the front end of. This quotation milling cutter with adjustable through the rotation of dwang, rises or descends the thread bush, and four movable rods of control are straightened or are askew to reach the grow of artificial control blade disc or reduce the effect of diameter, increased the adaptability of cutter, increased the scope of processing, from the reduction process time that can step forward.

Description

Adjustable disc surface milling cutter

Technical Field

The invention relates to the technical field of numerical control machining tools, in particular to an adjustable disc surface milling cutter.

Background

A milling cutter is a rotating tool with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently. The milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cut-off workpieces and the like on a milling machine.

At present, a plurality of numerical control milling cutters are basically fixed in the installation process, particularly disk surface milling cutters, but the traditional milling cutters have great limitations, so that the milling cutters are required to perform chip cutting processing back and forth when some products with the diameter slightly larger than that of the milling cutters are processed, the processing time is increased, and meanwhile, the programming time is also increased, and the processing efficiency is influenced.

Disclosure of Invention

The present invention is directed to an adjustable disc face milling cutter to solve the problems set forth in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a quotation milling cutter with adjustable, includes the handle of a knife, sliding connection has the traveller on the inner wall of handle of a knife, the lower extreme fixedly connected with blade disc of traveller, four groups of mounting grooves have been seted up to the surface of blade disc, and equal swing joint has fixed establishment on the inner wall of mounting groove, fixed establishment's front end fixedly connected with cutter, the blade has been seted up to the lower extreme and the equal fixed blade of having seted up in left end of cutter, the inside of blade disc is provided with reducing mechanism, the outer fixed surface of traveller is connected with three spacing of group, the outer surface front end fixed mounting of traveller has the tooth board, equal four groups T type pieces of fixedly connected.

Preferably, the reducing mechanism primary structure has the dwang, the surface threaded connection of dwang has the thread bush, the surface of thread bush has the movable rod through pivot swing joint, the surface of movable rod has the dead lever through pivot swing joint, the right-hand member fixed connection of dead lever is on fixed establishment's surface, the upper end of dwang is rotated and is connected the inside at the blade disc.

Preferably, the main structure of the fixing mechanism is provided with a cutter plate, the upper part and the lower part of the rear end of the cutter plate are both provided with a T-shaped groove, the cutter is fixedly connected to the surface of the cutter plate through a clamping bolt, and the outer surface of the T-shaped block is connected to the inner wall of the T-shaped groove in a sliding mode.

Preferably, the fixing mechanism and the diameter changing mechanism are provided with four groups, and the right ends of the four groups of fixing rods are respectively and fixedly connected with the right ends of the four groups of cutter plates.

Preferably, the main structure of the extension mechanism is provided with a gear box, the front end of the gear box is connected with a rotary screw in an inserting manner, the outer surface of the rotary screw is connected with a locking nut in a threaded manner, the locking nut is located at the front end of the gear box, the lower end of the outer surface of the rotary screw is meshed with a gear, and the gear is located inside the gear box.

Preferably, the center of the gear is rotatably connected to the inner wall of the gear box through a rotating shaft, the rear end of the gear is meshed with the front end of the tooth plate, and the rear end of the rotating screw is connected to the inside of the cutter handle through a bearing.

Compared with the prior art, the invention has the beneficial effects that:

1. this quotation milling cutter with adjustable, rotation through the dwang, to the thread bush rise or descend, control four movable rods and straighten or the skew, and when four dead levers were outwards released, the cutter that will install on four fixed establishment is outwards released, thereby reach the grow of artificial control blade disc or reduce the effect of diameter, solve the big hole of diameter slightly more than the blade disc diameter that appears in the course of working and need relapse the condition around processing, the adaptability of cutter has been increased, the scope of processing has been increased, from the reduction process time that can step forward, increase the efficiency of processing, and T type groove can restrict fixed establishment and only can lateral shifting, thereby guarantee the stability of its removal.

2. This quotation milling cutter with adjustable rotates the screw rod through the rotation, realizes the rotation to the gear, realizes perhaps shortening the extension of whole handle of a knife to reach the effect to the extension of handle of a knife or shorten, avoid appearing the handle of a knife long inadequately, the limited condition of processing.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic bottom sectional view of the present invention;

FIG. 3 is a schematic view of the front mechanism of the cutter head of the present invention;

FIG. 4 is a schematic view of a reducing mechanism according to the present invention;

FIG. 5 is a schematic view of a securing mechanism of the present invention;

FIG. 6 is a schematic view of the elongation mechanism of the present invention.

In the figure: 1. a knife handle; 2. a cutter head; 3. a traveler; 4. a cutter; 5. cutting edges; 6. a diameter-changing mechanism; 61. rotating the rod; 62. a threaded sleeve; 63. a movable rod; 64. fixing the rod; 7. mounting grooves; 8. a fixing mechanism; 81. a cutter plate; 82. a T-shaped groove; 83. clamping the bolt; 9. an elongation mechanism; 91. rotating the screw; 92. a lock nut; 93. a gear; 94. a gear case; 10. a T-shaped block; 11. a tooth plate; 12. and (5) a limiting strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

The utility model provides a quotation milling cutter with adjustable, as shown in fig. 1-5, including handle of a knife 1, sliding connection has traveller 3 on the inner wall of handle of a knife 1, the lower extreme fixedly connected with blade disc 2 of traveller 3, four group's mounting groove 7 have been seted up to the surface of blade disc 2, and equal swing joint has fixed establishment 8 on the inner wall of mounting groove 7, the front end fixedly connected with cutter 4 of fixed establishment 8, blade 5 has all been fixedly seted up to the lower extreme and the left end of cutter 4, the inside of blade disc 2 is provided with reducing mechanism 6, the surface fixed connection of traveller 3 has three spacing 12 of group, the surface front end fixedly mounted of traveller 3 has toothed plate 11, equal four group's T type pieces of fixedly connected with 10.

In this embodiment, reducing mechanism 6 primary structure has dwang 61, the surface threaded connection of dwang 61 has thread bush 62, thread bush 62's surface has movable rod 63 through pivot swing joint, movable rod 63's surface has dead lever 64 through pivot swing joint, the right-hand member fixed connection of dead lever 64 is on the surface of fixed establishment 8, the upper end of dwang 61 is rotated and is connected in the inside of blade disc 2, rotation through single dwang 61, the realization is to thread bush 62's rising or decline, and thread bush 62 rises the in-process and to control four dead levers 64 and outwards stretch out, increase diameter's effect.

Further, fixing mechanism 8 major structure has cutter plate 81, T type groove 82 has all been seted up to the rear end upper portion and the lower part of cutter plate 81, cutter 4 passes through clamping bolt 83 fixed connection on the surface of cutter plate 81, the equal sliding connection of surface of T type piece 10 is on the inner wall of T type groove 82, T type groove 82 plays a spacing effect, makes cutter 4 or fixing mechanism 8 only can horizontal removal to this comes the diameter that four cutters 4 of direct artificial control formed.

In addition, four sets of fixing mechanisms 8 and diameter-changing mechanisms 6 are provided, and the right ends of the four sets of fixing rods 64 are respectively and fixedly connected to the right ends of the four sets of cutter plates 81, so that the four fixing mechanisms 8 are pushed to extend out by the extension of the fixing rods 64.

Example 2

As shown in fig. 6, the main structure of the extension mechanism 9 includes a gear box 94, a rotary screw 91 is inserted into the front end of the gear box 94, a lock nut 92 is connected to the outer surface of the rotary screw 91 through a thread, the lock nut 92 is located at the front end of the gear box 94, a gear 93 is engaged with the lower end of the outer surface of the rotary screw 91, the gear 93 is located inside the gear box 94, the rotation of the gear 93 can be controlled by the rotation of the rotary screw 91, the rotary screw 91 itself has a thread and has an effect of fixing the gear 93, and the lock nut 92 further fixes the adjusted length to prevent the feeding condition during the rotation process.

In this embodiment, the center of the gear 93 is rotatably connected to the inner wall of the gear box 94 through the rotating shaft, the rear end of the gear 93 is engaged with the front end of the tooth plate 11, the rear end bearing of the rotating screw 91 is connected to the inside of the tool holder 1, and the gear 93 is engaged with the tooth plate 11, so that the effect of ascending or descending the slide column 3 is realized, and the effect of extending or shortening the tool holder 1 is achieved.

When the adjustable disc surface milling cutter is used, the rotation of the rotating rod 61 is controlled, the threaded sleeve 62 moves up and down along with the rotation, the four movable rods 63 are controlled to be straightened in the process that the threaded sleeve 62 rises, the four fixed rods 64 are pushed outwards, thereby pushing the cutters 4 arranged on the four fixing mechanisms 8 outwards to realize the effect of enlarging or reducing the diameter of the cutter head 2, the T-shaped groove 82 can limit the fixing mechanism 8 to move only in the transverse direction, so as to ensure the stability of the movement, and at the same time, the rotating screw 91 can be rotated to realize the rotation of the gear 93, and the gear 93 rotates to control the small-amplitude rising or falling of the sliding column 3 to realize the lengthening or shortening of the whole knife handle 1, when the position is adjusted to a proper position, further fixing of the position can be effected by means of the lock nut 92, avoiding the occurrence of loosening during operation.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quotation milling cutter with adjustable, includes handle of a knife (1), its characterized in that: sliding connection has traveller (3) on the inner wall of handle of a knife (1), lower extreme fixedly connected with blade disc (2) of traveller (3), four groups mounting groove (7) have been seted up to the surface of blade disc (2), and equal swing joint has fixed establishment (8) on the inner wall of mounting groove (7), the front end fixedly connected with cutter (4) of fixed establishment (8), blade (5) have all been fixed to have been seted up to the lower extreme and the left end of cutter (4), the inside of blade disc (2) is provided with reducing mechanism (6), the surface fixed connection of traveller (3) has three spacing of group (12), the surface front end fixed mounting of traveller (3) has tooth board (11), equal four groups of T type piece (10) of fixedly connected with on the inner wall of mounting groove (7).

2. The adjustable face milling cutter of claim 1, wherein: reducing mechanism (6) major structure has dwang (61), the surface threaded connection of dwang (61) has thread bush (62), the surface of thread bush (62) has movable rod (63) through pivot swing joint, the surface of movable rod (63) has dead lever (64) through pivot swing joint, the right-hand member fixed connection of dead lever (64) is on the surface of fixed establishment (8), the inside of connection in blade disc (2) is rotated to the upper end of dwang (61).

3. The adjustable face milling cutter of claim 1, wherein: fixed establishment (8) major structure has cutter board (81), T type groove (82) have all been seted up to the rear end upper portion and the lower part of cutter board (81), cutter (4) are through clamping bolt (83) fixed connection on the surface of cutter board (81), the equal sliding connection of surface of T type piece (10) is on the inner wall of T type groove (82).

4. The adjustable face milling cutter of claim 1, wherein: the fixing mechanism (8) and the diameter changing mechanism (6) are provided with four groups, and the right ends of the four groups of fixing rods (64) are fixedly connected to the right ends of the four groups of cutter plates (81) respectively.

5. The adjustable face milling cutter of claim 1, wherein: the main structure of the extension mechanism (9) is provided with a gear box (94), the front end of the gear box (94) is connected with a rotary screw (91) in a penetrating manner, the outer surface of the rotary screw (91) is connected with a lock nut (92) in a threaded manner, the lock nut (92) is located at the front end of the gear box (94), the lower end of the outer surface of the rotary screw (91) is meshed with a gear (93), and the gear (93) is located inside the gear box (94).

6. The adjustable disc face milling cutter of claim 5, wherein: the center of the gear (93) is rotatably connected to the inner wall of the gear box (94) through a rotating shaft, the rear end of the gear (93) is meshed with the front end of the tooth plate (11), and the rear end of the rotating screw (91) is connected to the inside of the tool shank (1) through a bearing.