CN218964166U - External thread milling cutter with internal cooling structure - Google Patents
External thread milling cutter with internal cooling structure Download PDFInfo
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- CN218964166U CN218964166U CN202222053592.6U CN202222053592U CN218964166U CN 218964166 U CN218964166 U CN 218964166U CN 202222053592 U CN202222053592 U CN 202222053592U CN 218964166 U CN218964166 U CN 218964166U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses an external thread milling cutter with an internal cooling structure, which comprises a chuck, a connecting rod, a cooling disc, a through pipe, a cutter bar, a spiral cutter body, a through hole, a clamping groove, a liquid inlet, a liquid supplementing pipe, a rotating plate, a spring reset rod and a reinforcing block. The beneficial effects of the utility model are as follows: the multiple parts can be adjusted, the applicability is strong, the flexibility is high, thereby the cooling mechanism can rotate at a high speed along with the processing of the external thread milling cutter, the internal and external double cooling is carried out on the external thread milling cutter, the cooling efficiency of the milling cutter is improved, the cooling cost is reduced without complete complex equipment, the operation is convenient, the cooling liquid is fully utilized, the cooling disc and the milling cutter mechanism synchronously rotate, the cooling liquid is ensured to be sprayed out during working and enter the inside of the milling cutter, the internal cooling of the milling cutter is realized, the spiral running line enables the cooling liquid to fully contact with the milling cutter, the cooling comprehensive of the milling cutter is ensured, and the service life of the milling cutter is prolonged.
Description
Technical Field
The utility model relates to a milling cutter device, in particular to an external thread milling cutter with an internal cooling structure, and belongs to the technical field of milling cutter equipment.
Background
The alloy milling cutter is a milling cutter made of hard alloy, the hard alloy is a powder metallurgy product which is formed by sintering carbide (WC, tiC) micron-sized powder of high-hardness refractory metals serving as a main component, cobalt (Co) or nickel (Ni) and molybdenum (Mo) serving as binders in a vacuum furnace or a hydrogen reduction furnace and is mainly used for numerical control center processing, and the external thread milling cutter belongs to one type of alloy milling cutter and can be used for carrying out thread tapping forming on the product.
Although the existing external thread milling cutter is widely used, most of the existing external thread milling cutters have problems in the actual use process:
1) The existing external thread milling cutter can generate more heat when in use, and the milling cutter is cooled by externally spraying cooling liquid when the external thread milling cutter works, so that the service life of the milling cutter is prolonged, but equipment required by externally spraying the cooling liquid is often complete equipment, and the structure is complex, so that the processing cost is influenced;
2) The existing external thread milling cutter is cooled through externally spraying cooling liquid during operation, but the milling cutter rotates at a high speed, the cooling liquid cannot well cool the milling cutter comprehensively due to the action of centrifugal force in the spraying process, so that the cooling efficiency is poor, and the cooling liquid amount required to be consumed is large.
Disclosure of Invention
The present utility model has been made to solve at least one of the above problems, and an object of the present utility model is to provide an external thread milling cutter having an internal cooling structure.
The utility model realizes the above purpose through the following technical scheme: an external thread milling cutter having an internal cooling structure, comprising:
the connecting mechanism comprises a chuck and a connecting rod, wherein the chuck is fixedly connected with the bottom of the connecting rod and detachably connected with external control equipment, and the connecting rod is spliced with the external control equipment;
the cooling mechanism comprises a cooling disc, a fluid infusion tube, a rotating plate and a spring reset rod, wherein the cooling disc is fixedly communicated with the bottom of the chuck, the cooling disc is of an annular structure, a cavity is formed in the cooling disc, a slot is formed in the inner wall of the cooling disc, the fluid infusion tube is fixedly communicated with the top end of the cooling disc, the rotating plate is fixedly connected with the spring reset rod and is arranged at the slot of the inner wall of the cooling disc, and the spring reset rod is provided with a plurality of symmetrical fixing parts on two sides of the rotating plate;
the milling cutter mechanism comprises a through pipe, a cutter bar, a spiral cutter body, a through hole and a liquid inlet, wherein the through pipe is connected between the chuck and the cutter bar and penetrates through the cooling disc, the cutter bar and the spiral cutter body are fixedly connected, cooling liquid channels are formed in the inner sides of the cutter bar and the spiral cutter body, the through hole is formed in the spiral cutter body, and the liquid inlet is formed in the top of the through pipe.
As still further aspects of the utility model: the top of siphunculus is equipped with the screens groove of symmetry setting, the screens groove is located the top side of inlet, and with chuck inner wall joint.
As still further aspects of the utility model: the rotating plate is positioned in the middle of the liquid inlet, the through pipe is not contacted with the inner annular wall of the cooling disc, and a distance larger than the height of the rotating plate is reserved between the through pipe and the inner annular wall of the cooling disc.
As still further aspects of the utility model: the through holes are arranged in a plurality, are distributed at equal intervals along the spiral trend of the spiral blade, and are communicated with the cooling liquid channels inside the spiral blade.
As still further aspects of the utility model: two reinforcing blocks are symmetrically fixed at the top end of the cooling disc, and the reinforcing blocks are fixedly connected with the chuck through bolts.
As still further aspects of the utility model: the inner side of the through pipe is provided with a plurality of filter screens which are horizontally arranged in parallel.
The beneficial effects of the utility model are as follows:
1) The multiple parts of the external thread milling cutter can be adjusted, the applicability is strong, the flexibility is high, the cooling mechanism can rotate at a high speed along with the processing of the external thread milling cutter, the internal and external double cooling is carried out on the external thread milling cutter, the cooling efficiency of the milling cutter is improved, the cooling cost is reduced without complete complex equipment, and the operation is convenient;
2) According to the utility model, the cooling liquid is fully utilized, the cooling disc and the milling cutter mechanism synchronously rotate, so that the cooling liquid can be sprayed out during working and enter the milling cutter, the internal cooling of the milling cutter is realized, and the spiral wiring ensures that the cooling liquid can be fully contacted with the milling cutter, thereby ensuring the cooling of the milling cutter comprehensively and prolonging the service life of the milling cutter.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic elevational view of the present utility model;
FIG. 3 is a schematic view of the outer top structure of the through pipe of the present utility model;
FIG. 4 is a schematic view of the inner side partial structure of the cooling plate of the present utility model.
In the figure: 1. chuck, 2, connecting rod, 3, cooling disk, 4, siphunculus, 5, cutter arbor, 6, spiral blade, 7, through-hole, 8, screens groove, 9, inlet, 10, fluid infusion pipe, 11, rotatory board, 12, spring return arm, 13, reinforcing block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 to 4, an external thread milling cutter having an internal cooling structure, comprising:
the connecting mechanism comprises a chuck 1 and a connecting rod 2, wherein the chuck 1 is fixedly connected with the bottom of the connecting rod 2 and detachably connected with external control equipment, and the connecting rod 2 is spliced with the external control equipment;
the cooling mechanism comprises a cooling disc 3, a fluid infusion tube 10, a rotating plate 11 and a spring reset rod 12, wherein the cooling disc 3 is fixedly communicated with the bottom of the chuck 1, the cooling disc 3 is of an annular structure, a cavity is formed in the cooling disc, a slot is formed in the inner wall of the cooling disc, the fluid infusion tube 10 is fixedly communicated with the top end of the cooling disc 3, the rotating plate 11 is fixedly connected with the spring reset rod 12 and is arranged at the slot of the inner wall of the cooling disc 3, and the spring reset rod 12 is provided with a plurality of symmetrical fixing parts which are fixed on two sides of the rotating plate 11;
milling cutter mechanism, it includes siphunculus 4, cutter arbor 5, spiral blade 6, through-hole 7 and inlet 9, and siphunculus 4 connects between chuck 1 and cutter arbor 5 to pass cooling disk 3, cutter arbor 5 and spiral blade 6 fixed connection, and both inboard is equipped with the coolant liquid passageway, and through-hole 7 is seted up on spiral blade 6, and inlet 9 sets up at the top of siphunculus 4.
In the embodiment of the utility model, the top of the through pipe 4 is provided with the clamping grooves 8 which are symmetrically arranged, the clamping grooves 8 are positioned at the top side of the liquid inlet 9 and are clamped with the inner wall of the chuck 1, the connection strength between the through pipe 4 and the inner side of the chuck 1 is enhanced through the clamping grooves 8, and the chuck 1 is internally provided with the claw discs for clamping and fixing the through pipe 4.
In the embodiment of the utility model, the rotating plate 11 is positioned in the middle of the liquid inlet 9, the through pipe 4 is not contacted with the inner annular wall of the cooling disc 3, and a distance larger than the height of the rotating plate 11 is reserved between the two through the distance, so that cooling liquid can be sprayed out when the rotating plate 11 is opened under the stress, the rotating plate 11 is not contacted with the through pipe 4, and the smooth rotation of the rotating plate 11 is ensured.
Example two
As shown in fig. 1 to 4, an external thread milling cutter having an internal cooling structure, comprising:
the connecting mechanism comprises a chuck 1 and a connecting rod 2, wherein the chuck 1 is fixedly connected with the bottom of the connecting rod 2 and detachably connected with external control equipment, and the connecting rod 2 is spliced with the external control equipment;
the cooling mechanism comprises a cooling disc 3, a fluid infusion tube 10, a rotating plate 11 and a spring reset rod 12, wherein the cooling disc 3 is fixedly communicated with the bottom of the chuck 1, the cooling disc 3 is of an annular structure, a cavity is formed in the cooling disc, a slot is formed in the inner wall of the cooling disc, the fluid infusion tube 10 is fixedly communicated with the top end of the cooling disc 3, the rotating plate 11 is fixedly connected with the spring reset rod 12 and is arranged at the slot of the inner wall of the cooling disc 3, and the spring reset rod 12 is provided with a plurality of symmetrical fixing parts which are fixed on two sides of the rotating plate 11;
milling cutter mechanism, it includes siphunculus 4, cutter arbor 5, spiral blade 6, through-hole 7 and inlet 9, and siphunculus 4 connects between chuck 1 and cutter arbor 5 to pass cooling disk 3, cutter arbor 5 and spiral blade 6 fixed connection, and both inboard is equipped with the coolant liquid passageway, and through-hole 7 is seted up on spiral blade 6, and inlet 9 sets up at the top of siphunculus 4.
In the embodiment of the utility model, the through holes 7 are arranged in a plurality, are distributed at equal intervals along the spiral trend of the spiral blade 6, are communicated with the cooling liquid channels inside the spiral blade 6, and enable the cooling liquid to flow to the outer surface of the milling cutter more comprehensively through the arrangement of the through holes 7, so that the cooling liquid carries out secondary cooling on the outer surface of the milling cutter after carrying out primary internal cooling.
In the embodiment of the utility model, two reinforcing blocks 13 are symmetrically fixed at the top end of the cooling disk 3, the reinforcing blocks 13 are fixedly connected with the chuck 1 through bolts, a plurality of horizontally parallel filter screens are arranged on the inner side of the through pipe 4, the cooling disk 3 is convenient to disassemble and assemble through the reinforcing blocks 13, and impurities are prevented from entering the milling cutter through the filter screens in the through pipe 4, so that the operation of the milling cutter is influenced.
Working principle: when the device is used, all parts are connected, cooling liquid is injected from a liquid supplementing pipe 10 and stored in a cooling disc 3, the cooling liquid is not filled up but is higher than a rotating plate 11, the pressure of the cooling liquid is ensured not to blow the rotating plate 11 when the cooling disc 3 is static, the whole milling cutter rotates at high speed when in operation, the cooling liquid rotates at the same time, the rotating plate 11 generates pressure and bounces off, the cooling liquid is flushed out of the cooling disc 3, most of the cooling liquid is injected into a liquid inlet 9, enters a cooling liquid channel in a cutter bar 5 and a spiral cutter body 6 through a through pipe 4, internal cooling of the milling cutter is realized, a small part of the cooling liquid contacts with the outer wall of the through pipe 4 and flows along the outer wall of the cooling liquid, the cooling liquid is sprayed out of a through hole 7 after internal cooling and contacts with the outer surface of the milling cutter, secondary external cooling is realized, and the cooling efficiency of the milling cutter is greatly improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. An external thread milling cutter having an internal cooling structure, comprising:
the connecting mechanism comprises a chuck (1) and a connecting rod (2), wherein the chuck (1) is fixedly connected with the bottom of the connecting rod (2) and detachably connected with external control equipment, and the connecting rod (2) is spliced with the external control equipment;
the cooling mechanism comprises a cooling disc (3), a liquid supplementing pipe (10), a rotating plate (11) and a spring reset rod (12), wherein the cooling disc (3) is fixedly communicated with the bottom of the chuck (1), the cooling disc (3) is of an annular structure, a cavity is formed in the cooling disc, a slot is formed in the inner wall of the cooling disc, the liquid supplementing pipe (10) is fixedly communicated with the top end of the cooling disc (3), the rotating plate (11) is fixedly connected with the spring reset rod (12) and is arranged at the slot of the inner wall of the cooling disc (3), and the spring reset rod (12) is provided with a plurality of symmetrical grooves which are fixedly arranged on two sides of the rotating plate (11);
milling cutter mechanism, it includes siphunculus (4), cutter arbor (5), spiral blade (6), through-hole (7) and inlet (9), siphunculus (4) are connected between chuck (1) and cutter arbor (5) to pass cooling disk (3), cutter arbor (5) and spiral blade (6) fixed connection, and both inboard are equipped with the coolant liquid passageway, through-hole (7) are seted up on spiral blade (6), inlet (9) are established at the top of siphunculus (4).
2. An external thread milling cutter having an internal cooling structure according to claim 1, wherein: the top of siphunculus (4) is equipped with screens groove (8) that the symmetry set up, screens groove (8) are located the top side of inlet (9), and with chuck (1) inner wall joint.
3. An external thread milling cutter having an internal cooling structure according to claim 1, wherein: the rotating plate (11) is positioned in the middle of the liquid inlet (9), the through pipe (4) is not contacted with the inner annular wall of the cooling disc (3), and a distance larger than the height of the rotating plate (11) is reserved between the two.
4. An external thread milling cutter having an internal cooling structure according to claim 1, wherein: the through holes (7) are arranged in a plurality, are distributed at equal intervals along the spiral trend of the spiral blade (6), and are communicated with the cooling liquid channels inside the spiral blade (6).
5. An external thread milling cutter having an internal cooling structure according to claim 1, wherein: two reinforcing blocks (13) are symmetrically fixed at the top end of the cooling disc (3), and the reinforcing blocks (13) are fixedly connected with the chuck (1) through bolts.
6. An external thread milling cutter having an internal cooling structure according to claim 1, wherein: the inner side of the through pipe (4) is provided with a plurality of filter screens which are horizontally arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222053592.6U CN218964166U (en) | 2022-08-05 | 2022-08-05 | External thread milling cutter with internal cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222053592.6U CN218964166U (en) | 2022-08-05 | 2022-08-05 | External thread milling cutter with internal cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218964166U true CN218964166U (en) | 2023-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222053592.6U Active CN218964166U (en) | 2022-08-05 | 2022-08-05 | External thread milling cutter with internal cooling structure |
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| Country | Link |
|---|---|
| CN (1) | CN218964166U (en) |
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2022
- 2022-08-05 CN CN202222053592.6U patent/CN218964166U/en active Active
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