CN212121837U - Easily-matched inner-cooling cutter head for milling cutter - Google Patents

Abstract

The utility model belongs to the technical field of the milling cutter technique and specifically relates to indicate an easy matching inner cooling blade disc that milling cutter used. The body is provided with an infusion channel communicated with the accommodating chamber of the upper side face and an infusion channel communicated with the installation groove in an extending mode from the accommodating chamber side wall, a liquid guiding piece is arranged between the accommodating chambers, and the liquid guiding piece comprises a first liquid guiding channel extending downwards from the upper side face and a liquid guiding through hole extending inwards from the side wall of the liquid guiding piece and communicated with the first liquid guiding channel. The body can be matched with the conventional tool handles in the market, such as HSK-FMB, BT or SK series, the spraying cooling can be realized by a complete inner cooling structure when the tool handles are arranged in the tool handles, and the cooling effect of completely covering the blade by spraying from top to bottom is realized by matching with the inner cooling pipelines. The body is installed to the handle of a knife on, and in the cooling liquid was imported from the interior cold channel of handle of a knife through the first drain passageway and the drain through-hole of drain spare and got into between the holding in the cutting, got into the infusion passageway from between the holding and sprayed the mounting groove, realized the cooling effect.

Description

Easily-matched inner-cooling cutter head for milling cutter

Technical Field

The utility model belongs to the technical field of the milling cutter technique and specifically relates to indicate an easy matching inner cooling blade disc that milling cutter used.

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. The number of cutting inserts involved in cutting at any one time is an advantage, but too many, the power required is dependent on how many cutting edges are involved in cutting, and the position of the milling cutter relative to the workpiece plays an important role in chip formation, cutting edge loading and machining results. The milling cutter is characterized in that the indexable type milling cutter is widely applied and has relatively low cost, the indexable cutter is a cutter which mechanically clamps a polygonal blade capable of being used in an indexable manner on a cutter bar or a cutter body, only a high-end cutter disc in the indexable type milling cutter is provided with an inner cooling structure, cooling liquid of the cooling structure flows out from the bottom side surface of the cutter disc to achieve a cooling effect, the cooling structure has a poor cooling effect and cannot completely cover the blade, and meanwhile, no inner cooling structure is arranged in the cutter disc at the middle and low ends to match with a cutter handle with an inner cooling liquid conveying pipe. Referring to BT-FMB series cutting tools in attached drawings 1 and HSK-FMB series cutting tools in attached drawings 2, it can be seen from the drawings that cooling sprays adopted by cooling tools in the conventional market are all sprayed from the side edge of the bottom surface, the effect of covering the blade with cooling liquid cannot be achieved at all, and the cooling effect is poor. Therefore, the market needs a cutter head which has a simple structure, can flexibly match different cutter handles and has an inner cooling structure.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a cold blade disc in easy matching that milling cutter used, set up through the body and be connected the installation with the handle of a knife between the holding, utilize the infusion of drain spare and on the handle of a knife to say the intercommunication simultaneously, the coolant liquid gets into first drain passageway and carries to the holding within a definite time from the drain through-hole, gets into the infusion passageway between the rethread holding and sprays to the mounting groove, lets the blade of installing in the mounting groove obtain top-down's irrigation and realize covering the cooling effect completely.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides an easy match inner cooling blade disc that milling cutter used, includes the body and follows the mounting groove of tip lateral wall inside extension under the body, the body is offered and is communicated between the holding of side and from the holding between the infusion passageway of lateral wall extension intercommunication mounting groove, has installed the drain spare between this holding, and this drain spare includes from the first drain passageway of upside downwardly extending and from the drain through-hole of the first drain passageway of the inside extension intercommunication of drain lateral wall.

Preferably, the spraying assembly is installed at one end of the infusion channel corresponding to the installation groove and comprises an embedding part, a conduction channel extending upwards from the bottom surface of the embedding part, a circular groove formed in the upper side surface of the embedding part and communicated with the conduction channel, a circular liquid spraying part movably installed on the circular groove and a spraying hole channel penetrating through the circular liquid spraying part and communicated with the conduction channel.

Preferably, a fixing groove is formed on one side wall of the mounting groove, the spraying assembly is located at the upper end portion of the mounting groove, and the spraying hole is directed toward the fixing groove.

Preferably, the number of the mounting grooves and the number of the infusion channels are at least two, the at least two mounting grooves and the infusion channels are arranged in a one-to-one correspondence manner, and the infusion channels are arranged in an inclined manner with high inner ends and low outer ends.

Preferably, the body downside communicates between the holding, the installation is inserted from the body downside to the drain, and this drain's downside and body downside parallel and level.

The beneficial effects of the utility model reside in that: the body of the cutter head can be matched with conventional cutter handles in the market, such as HSK-FMB, BT or SK series, the cutter head can be arranged in the cutter handles to realize complete internal cooling structure for spray cooling, and the internal cooling pipelines are matched to realize the effect of completely covering the cooling blades by spraying from top to bottom. In the actual operation process, the blade is installed in the mounting groove, then the body is installed to the handle of a knife, and during cutting, cooling liquid enters the accommodating room from the inner cooling pipeline of the handle of a knife through the first liquid guide channel and the liquid guide through hole of the liquid guide piece, and then enters the infusion channel from the accommodating room to be sprayed to the mounting groove, so that the cooling effect is realized.

Drawings

FIG. 1 is a side sectional view of a conventional BT-FMB cutting tool.

Fig. 2 is a side sectional view of a conventional HSK-FMB series tool on the market.

Fig. 3 is a schematic perspective view of a first embodiment of the present invention.

Fig. 4 is a schematic side sectional view of a first embodiment of the present invention.

Fig. 5 is an exploded view of a three-dimensional structure of a body and a liquid guiding member according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view of another perspective view of the body according to an embodiment of the present invention.

Fig. 7 is an exploded perspective view of a spray assembly according to a first embodiment of the present invention.

Fig. 8 is a schematic perspective view of a second embodiment of the present invention.

Detailed Description

In order to facilitate the understanding of those skilled in the art, the present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention.

Fig. 1 shows a conventional BT-FMB series tool 5 on the market. Fig. 2 shows a conventional HSK-FMB series tool 6 on the market.

As shown in fig. 3 to 7, the first embodiment of the present invention provides an easy-matching inner-cooling cutter head for a milling cutter, including a body 1 and a mounting groove 11 extending inward from a lateral wall of the lower end of the body 1, the body 1 is provided with a fluid-conveying passage 21 communicating the mounting groove 11 between the accommodating chamber 2 of the upper side of the communication and extending from the lateral wall of the accommodating chamber 2, a fluid-guiding member 3 is provided between the accommodating chamber 2, and the fluid-guiding member 3 includes a first fluid-guiding passage 31 extending downward from the upper side and a fluid-guiding through hole 32 extending inward from a lateral wall of the fluid-guiding member 3 and communicating the first fluid-guiding passage 31.

In the easily-matched inner-cooling cutter head for the milling cutter, the body 1 of the cutter head can be matched with conventional cutter handles in the market, such as HSK-FMB, BT or SK series, the cutter head can be arranged in the cutter handles to realize complete inner-cooling structure for spray cooling, and the spray cooling effect of completely covering the blades from top to bottom is realized by matching with the inner-cooling pipelines. In the actual operation process, the blade is installed in the installation groove 11, then the body 1 is installed on the tool holder, when cutting, cooling liquid is input from an inner cooling pipeline of the tool holder, enters the accommodating room 2 through the first liquid guide channel 31 and the liquid guide through hole 32 of the liquid guide piece 3, enters the liquid conveying channel 21 from the accommodating room 2 and is sprayed to the installation groove 11, and the cooling effect is achieved.

As shown in fig. 5 and 6, the cooling liquid enters from the first liquid guiding channel 31 and is output to the accommodating room 2 from the liquid guiding through hole 32, and then is output from the liquid conveying channel 21 to the spraying component 4 installed at one end of the liquid conveying channel 21 corresponding to the installation groove 11 to be sprayed.

In this embodiment, the spraying unit 4 is mounted on the end of the liquid delivery channel 21 corresponding to the mounting groove 11, and the spraying unit 4 includes an insert 41, a conduit 42 extending upward from the bottom surface of the insert 41, a circular groove 43 opened on the upper side surface of the insert 41 and communicating with the conduit 42, a circular spraying member 44 movably mounted on the circular groove 43, and a spraying channel 45 penetrating through the circular spraying member 44 and communicating with the conduit 42. The circular liquid spraying part 44 can flexibly rotate in the circular groove 43, so that the flexibility of angle adjustment during spraying is improved, and the spraying effect of comprehensive coverage is further ensured.

In this embodiment, a fixing groove 12 is formed on a side wall of the mounting groove 11, and the spraying member 4 is located at an upper end portion of the mounting groove 11, wherein the spraying hole 45 faces the fixing groove 12. The spraying effect from top to bottom can better achieve comprehensive spraying and ensure the cooling effect.

In this embodiment, the number of the mounting grooves 11 and the number of the infusion channels 21 are at least two, the at least two mounting grooves 11 and the infusion channels 21 are arranged in a one-to-one correspondence manner, and the infusion channels 21 are arranged in an inclined manner with a high inner end and a low outer end. The inclined arrangement of the liquid conveying pipeline is more beneficial to the loss ejection of the cooling liquid, and the spraying force is enhanced.

In this embodiment, 2 intercommunication body 1 downside between the holding, the installation is inserted from body 1 downside to drain 3, and this drain 3's downside and body 1 downside parallel and level. The liquid guide piece 3 is arranged from bottom to top, so that the daily assembly and maintenance are convenient.

As shown in fig. 8, a second embodiment of the present invention is different from the first embodiment in that: the knife handle part of this embodiment is different from the embodiment, has demonstrated that the blade disc can nimble different handle of a knife of matching and assemble the use, and the flexibility practicality is strong.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

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

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The above-mentioned embodiments only express a plurality of embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (5)

1. Milling cutter uses easily matches interior cold blade dish, including body (1) and from body (1) lower tip lateral wall inwards extending's mounting groove (11), its characterized in that: the body (1) is provided with a containing room (2) communicated with the upper side surface and a transfusion channel (21) extending from the side wall of the containing room (2) to be communicated with the mounting groove (11), a liquid guide piece (3) is installed in the containing room (2), and the liquid guide piece (3) comprises a first liquid guide channel (31) extending downwards from the upper side surface and a liquid guide through hole (32) extending inwards from the side wall of the liquid guide piece (3) to be communicated with the first liquid guide channel (31).

2. An easily mateable inner cooled cutter head for a milling cutter tool according to claim 1 wherein: the spraying component (4) is arranged at one end, corresponding to the installation groove (11), of the infusion channel (21), the spraying component (4) comprises an embedding piece (41), a conducting channel (42) extending upwards from the bottom surface of the embedding piece (41), a circular groove (43) formed in the upper side surface of the embedding piece (41) and communicated with the conducting channel (42), a circular liquid spraying piece (44) movably arranged in the circular groove (43), and a spraying pore channel (45) penetrating through the circular liquid spraying piece (44) and communicated with the conducting channel (42).

3. An easily mateable inner cooled cutter head for a milling cutter tool according to claim 2 wherein: a fixing groove (12) is formed in one side wall of the mounting groove (11), the spraying assembly (4) is located at the upper end portion of the mounting groove (11), and the spraying hole channel (45) faces towards the fixing groove (12).

4. An easily mateable inner cooled cutter head for a milling cutter tool according to claim 1 wherein: the number of the mounting grooves (11) and the number of the infusion channels (21) are at least two, the at least two mounting grooves (11) and the at least two infusion channels (21) are arranged in a one-to-one correspondence mode, and the infusion channels (21) are arranged in an inclined mode with high inner ends and low outer ends.

5. An easily mateable inner cooled cutter head for a milling cutter tool according to claim 1 wherein: between the holding (2) intercommunication body (1) downside, drain (3) insert the installation from body (1) downside, the downside and body (1) downside parallel and level of this drain (3).

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