阅读说明：本技术 一种伸缩式组合铣刀 (Telescopic combined milling cutter ) 是由 刁冰青 李明 于 2019-10-08 设计创作，主要内容包括：本发明公开了一种伸缩式组合铣刀,包括细铣刀、细削切刃、粗铣刀、粗削切刃、锁头、锁头槽洞、滑动圆孔、弹簧挡板、弹簧、推动杆、挤压面板和橡胶垫层。本发明的有益效果是：粗铣刀内放置细铣刀,且与细铣刀呈伸缩连接,实现多种铣刀同时对模具进行加工,提高工作效率,锁头呈对称安设在细铣刀侧壁表面,且与锁头槽洞呈卡扣挤压连接,能够调整铣刀的长度,达到对模具的各个角落进行加工。(The invention discloses a telescopic combined milling cutter which comprises a fine milling cutter, a fine cutting blade, a rough milling cutter, a rough cutting blade, a lock head slot hole, a sliding round hole, a spring baffle, a spring, a push rod, an extrusion panel and a rubber cushion layer. The invention has the beneficial effects that: place thin milling cutter in the rough milling cutter, and be telescopic connection with thin milling cutter, realize that multiple milling cutter processes the mould simultaneously, improve work efficiency, the tapered end is the symmetry and installs on thin milling cutter lateral wall surface, and is buckle extrusion connection with tapered end slot hole, can adjust milling cutter's length, reaches and processes each corner to the mould.)

1. A telescopic gang cutter which is characterized in that: comprises a fine milling cutter (1), a fine cutting blade (2), a rough milling cutter (3), a rough cutting blade (4), a lock head (5), a lock head slot hole (6), a sliding round hole (7), a spring baffle (8), a spring (9), a push rod (10), an extrusion panel (11) and a rubber cushion layer (12); the fine milling cutter (1) is connected with the coarse milling cutter (3) through a lock head (5), the fine milling cutter (1) is located below the coarse milling cutter (3) when in use, the fine milling cutter (1) is located inside a sliding round hole (7) when not in use, the fine cutting blade (2) is located at the lower end surface of the fine milling cutter (1), the bottom of the fine cutting blade (2) is a horizontal plane, the coarse milling cutter (3) is located between the fine milling cutter (1) and an extrusion panel (11), the coarse cutting blade (4) is located at the lower end surface of the coarse milling cutter (3), the sliding round hole (7) is arranged at the center of the bottom of the coarse cutting blade (4), the lock head (5) is located on the side wall of the fine milling cutter (1) and is connected with the coarse milling cutter (3) through a lock head slot hole (6) in the inner side wall of the sliding round hole (7), the lock head slot holes (6) are symmetrically distributed on the inner side wall of the sliding round hole (7), sliding circular hole (7) runs through whole rough milling cutter (3), and places thin milling cutter (1) and catch bar (10) in the round hole, place spring (9) between two spring baffle (8), spring (9) are located the inside of thin milling cutter (1), and are connected with tapered end (5), catch bar (10) are located sliding circular hole (7), and the upper end is connected with thin milling cutter (1), and the lower extreme is connected with extrusion panel (11), extrusion panel (11) are connected with catch bar (10), and extrusion panel (11) are located the top of catch bar (10), rubber bed course (12) are located the upper surface of extrusion panel (11).

2. The telescopic gang mill of claim 1, wherein: and the fine milling cutter (1) is placed in the coarse milling cutter (3) and is in telescopic connection with the fine milling cutter (1).

3. The telescopic gang mill of claim 1, wherein: the lock heads (5) are symmetrically arranged on the surface of the side wall of the thin milling cutter (1) and are in clamping and extruding connection with the lock head slot holes (6).

4. the telescopic gang mill of claim 1, wherein: thin milling cutter (1) is placed at the lower end of sliding round hole (7), push rod (10) is placed at the upper end of sliding round hole, and sliding connection is formed between sliding round hole and thin milling cutter (1) and push rod (10) in a relative sliding mode.

5. The telescopic gang mill of claim 1, wherein: and two ends of the spring (9) are respectively connected with the lock head (5) and are elastically connected with the lock head (5).

6. The telescopic gang mill of claim 1, wherein: one end of the push rod (10) is connected with the extrusion panel (11), and the other end of the push rod is connected with the end of the thin milling cutter (1) and is in extrusion sliding connection with the thin milling cutter (1).

Technical Field

The invention relates to a milling cutter, in particular to a telescopic combined milling cutter, and belongs to the technical field of milling machine processing.

Background

With the continuous progress of science and technology, the requirement of human beings on material civilized life is continuously improved, high precision, high efficiency and high comfort level become main targets in the field of manufacturing industry, at present, large-scale components of aerospace and civil instruments are all formed by one-time hollowing, and the main processing mode is milling.

the existing milling cutter is simple in structure, firstly, the existing milling cutter is mostly provided with a single cutting edge, the milling cutter with different sizes needs to be replaced for machining a die, secondly, the existing milling cutter cannot achieve the purpose of machining due to insufficient length, thirdly, the cutting edge of the existing milling cutter is not sharp enough, machining efficiency is reduced, fourthly, the existing milling cutter is single in structure, cutter changing time of workers is prolonged, cost is increased, and fifthly, the existing milling cutter cannot achieve simultaneous implementation of multiple cutter paths.

Disclosure of Invention

The present invention has been made to solve the above problems, and an object of the present invention is to provide a telescopic gang cutter.

The invention realizes the purpose through the following technical scheme: a telescopic combined milling cutter comprises a fine milling cutter, a fine cutting blade, a rough milling cutter, a rough cutting blade, a lock slot hole, a sliding round hole, a spring baffle, a spring, a push rod, an extrusion panel and a rubber cushion layer; the fine milling cutter is connected with the coarse milling cutter through a lock head, the fine milling cutter is positioned below the coarse milling cutter when in use, the fine milling cutter is positioned inside the sliding round hole when not in use, the fine cutting blade is positioned at the lower end surface of the fine milling cutter, the bottom of the fine cutting blade is a horizontal plane, the coarse milling cutter is positioned between the fine milling cutter and the extrusion panel, the coarse cutting blade is positioned at the lower end surface of the coarse milling cutter, the center of the bottom of the coarse cutting blade is provided with the sliding round hole, the lock head is positioned on the side wall of the fine milling cutter and is connected with the coarse milling cutter through a lock head slot hole on the inner side wall of the sliding round hole, the lock head slot holes are symmetrically distributed on the inner side wall of the sliding round hole, the sliding round hole penetrates through the whole coarse milling cutter, the fine milling cutter and the pushing rod are placed in the round hole, a spring is placed between the two spring baffles, the spring is positioned, the push rod is located in the sliding round hole, the upper end of the push rod is connected with the fine milling cutter, the lower end of the push rod is connected with the extrusion panel, the extrusion panel is connected with the push rod and located above the push rod, and the rubber cushion layer is located on the upper surface of the extrusion panel.

Preferably, in order to realize that a plurality of milling cutters simultaneously process the die, the fine milling cutter is placed in the rough milling cutter and is in telescopic connection with the fine milling cutter.

Preferably, in order to adjust the length of milling cutter, the tapered end is symmetrically arranged on the side wall surface of the fine milling cutter and is in clamping and extruding connection with the tapered end slot hole.

Preferably, in order to realize that the fine milling cutter can slide in the round hole, the fine milling cutter is placed at the lower end of the sliding round hole, and the push rod is placed at the upper end of the sliding round hole and is in relative sliding connection with the fine milling cutter and the push rod respectively.

Preferably, in order to fix the position of the fine milling cutter on the sliding circular hole, two ends of the spring are respectively connected with the lock head and are elastically connected with the lock head.

Preferably, in order to enable the fine milling cutter to slide out of the sliding round hole, one end of the push rod is connected with the extrusion panel, and the other end of the push rod is connected with the end head of the fine milling cutter and is in extrusion sliding connection with the fine milling cutter.

The invention has the beneficial effects that: the telescopic combined milling cutter has reasonable design, a fine milling cutter is placed in a rough milling cutter and is in telescopic connection with the fine milling cutter, a plurality of milling cutters are simultaneously used for processing a die, the working efficiency is improved, the lock heads are symmetrically arranged on the side wall surface of the fine milling cutter and are in clamping and extruding connection with the slot hole of the lock heads, the length of the milling cutter can be adjusted, the corner of the die is processed, the fine milling cutter is placed at the lower end of the sliding round hole, the push rod is placed at the upper end of the sliding round hole and is in relative sliding connection with the fine milling cutter and the push rod respectively, the fine milling cutter can slide in the round hole, the adjusting effect is realized, the two ends of the spring are respectively connected with the lock heads and are in elastic connection with the lock heads, the position of the fine milling cutter on the sliding round hole is fixed, the fastening effect is further obtained, one end of the push rod is connected with the extrusion panel, so that the fine milling cutter can slide out of the sliding round hole, and the length of the fine milling cutter is adjusted.

Drawings

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

FIG. 2 is a schematic view of the structure of the lock head and the slot of the lock head of the present invention;

FIG. 3 is a schematic diagram of the structure of the roughing milling cutter, the push rod and the extrusion panel of the present invention;

Fig. 4 is a schematic view of the structure of the sliding round hole, the spring baffle and the spring.

In the figure: 1. the device comprises a fine milling cutter, 2, a fine cutting blade, 3, a rough milling cutter, 4, a rough cutting blade, 5, a lock, 6, a lock slot hole, 7, a sliding round hole, 8, a spring baffle, 9, a spring, 10, a push rod, 11, an extrusion panel, 12 and a rubber cushion layer.

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.

Referring to fig. 1 to 4, a telescopic combined milling cutter comprises a fine milling cutter 1, a fine cutting blade 2, a rough milling cutter 3, a rough cutting blade 4, a lock head 5, a lock head slot 6, a sliding circular hole 7, a spring baffle 8, a spring 9, a push rod 10, an extrusion panel 11 and a rubber cushion layer 12; the fine milling cutter 1 is connected with the rough milling cutter 3 through a lock head 5, the fine milling cutter 1 is positioned below the rough milling cutter 3 when in use, the fine milling cutter 1 is positioned inside a sliding circular hole 7 when not in use, the fine cutting blade 2 is positioned at the lower end surface of the fine milling cutter 1, the bottom of the fine cutting blade 2 is a horizontal plane, the rough milling cutter 3 is positioned between the fine milling cutter 1 and an extrusion panel 11, the rough cutting blade 4 is positioned at the lower end surface of the rough milling cutter 3, a sliding circular hole 7 is arranged at the bottom center of the rough cutting blade 4, the lock head 5 is positioned on the side wall of the fine milling cutter 1 and is connected with the rough milling cutter 3 through a lock head slot hole 6 on the inner side wall of the sliding circular hole 7, the lock head slot holes 6 are symmetrically distributed on the inner side wall of the sliding circular hole 7, the sliding circular hole 7 penetrates through the whole rough milling cutter 3, the fine milling cutter 1 and a push rod 10 are arranged in the circular hole, a spring 9 is arranged, the spring 9 is located the inside of thin milling cutter 1, and is connected with tapered end 5, catch bar 10 is located slip round hole 7, and the upper end is connected with thin milling cutter 1, and the lower extreme is connected with extrusion panel 11, extrusion panel 11 is connected with catch bar 10, and extrusion panel 11 is located the top of catch bar 10, rubber cushion 12 is located the upper surface of extrusion panel 11.

thin milling cutter 1 is placed in the rough milling cutter 3 and is in telescopic connection with the thin milling cutter 1, so that a plurality of milling cutters can process a die at the same time, the working efficiency is improved, the lock heads 5 are symmetrically arranged on the surface of the side wall of the thin milling cutter 1 and are in clamping and extruding connection with the lock head slot holes 6, the length of the milling cutters can be adjusted, and the die can be processed at each corner, the thin milling cutter 1 is placed at the lower end of the sliding round hole 7, the push rod 10 is placed at the upper end of the sliding round hole and is in relative sliding connection with the thin milling cutter 1 and the push rod 10 respectively, so that the thin milling cutter 1 can slide in the round hole to realize the adjusting effect, the two ends of the spring 9 are connected with the lock heads respectively and are in elastic connection with the lock heads 5, the position of the thin milling cutter 1 on the sliding round hole 7 is fixed, so that the fastening effect is further obtained, and the fine milling cutter 1 is connected with the fine milling cutter 1 in an extrusion sliding manner, so that the fine milling cutter 1 can slide out of the sliding round hole 7, and the length of the fine milling cutter 1 is adjusted.

The working principle is as follows: when using this telescopic gang milling cutter, at first through exerting pressure to extrusion panel 11, make thin milling cutter 1 in the slip round hole 7 can pop out, wherein be equipped with tapered end 5 on thin milling cutter 1's the outside and can carry out the buckle with tapered end slot hole 6 on the inner wall of slip round hole 7 through the elastic action of spring 9 and be connected and fix, and adjust thin milling cutter 1's extension length as required, put milling cutter on the lathe afterwards, thin cutting edge 2 and rough cutting edge 4 can be processed the mould simultaneously, when need not thin cutting edge 2, the lathe exert pressure to thin milling cutter 1 can be withdrawed in the slip round hole 7 automatically, need not artifical the dismantlement, machining efficiency is improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.