CN215845777U - Outer cold turning inner cooling knife handle - Google Patents
Outer cold turning inner cooling knife handle Download PDFInfo
- Publication number
- CN215845777U CN215845777U CN202121444193.1U CN202121444193U CN215845777U CN 215845777 U CN215845777 U CN 215845777U CN 202121444193 U CN202121444193 U CN 202121444193U CN 215845777 U CN215845777 U CN 215845777U
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- China
- Prior art keywords
- cooling
- internal
- handle
- knife handle
- knife
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- 238000001816 cooling Methods 0.000 title claims abstract description 82
- 238000007514 turning Methods 0.000 title claims description 7
- 238000009434 installation Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000005520 cutting process Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 description 7
- 239000000110 cooling liquid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
Images
Abstract
The utility model discloses an external-cooling, internal-cooling and internal-cooling knife handle, which comprises a main knife handle, an internal-cooling knife handle and a knife installation handle which are sequentially connected, wherein the main knife handle comprises an internal-cooling mandrel and a connecting piece, the centers of the internal-cooling knife handle and the knife installation handle and the center of the internal-cooling mandrel are respectively provided with an internal-cooling channel, two ends in the internal-cooling knife handle are respectively provided with a bearing and a bearing cover, a knife handle water inlet sleeve and a bearing sleeve for assisting in fixing the bearing and the knife handle water inlet sleeve are arranged outside the internal-cooling knife handle, the internal-cooling knife handle is provided with a liquid inlet, and liquid outlet holes are respectively arranged on the connecting piece and the knife installation handle. The utility model has scientific and reasonable structure, has an inner cooling structure, can quickly remove heat generated during working, fully cools the cutter, and can realize inner cooling processing, thereby improving the cutting speed of the cutter and the processing efficiency; the adoption of the external cooling, the internal cooling and the external cooling tool shank reduces the cost of machine tool reconstruction and the time for machine tool reconstruction, can better meet the requirements of the outer surface of a machined product, prolongs the service life of the tool, and is worth popularizing and applying.
Description
Technical Field
The utility model belongs to the technical field of industrial cutter processing, and particularly relates to an external-cooling-to-internal-cooling cutter handle.
Background
With the development of numerical control machining technology, particularly the appearance of a three-axis linkage numerical control machining system, more advanced and efficient machining modes can be realized, but due to the fact that the internal cooling function of early numerical control machining equipment is lost, once the working time is long, the problem of serious heating generally exists in high-speed machining production, and the high-speed machining equipment cannot work continuously for a long time. At present, most of domestic numerical control processing equipment uses the processing of traditional cutters such as high-speed steel keyway milling cutter, fluted drill, can only use the outer cold function of cutting fluid of lathe, and the cooling effect is not sufficient, can't use high-speed cutter, otherwise the cutter very easily damages because of high temperature. With the increasing requirements of industrial products at the present stage, the products machined by adopting an external cooling machine tool are difficult to meet the requirements of the outer surfaces of the machined products, and the cost is high for changing the performance of the whole machine tool, so that other methods are urgently needed to solve the problem.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides an external cooling-to-internal cooling tool holder to solve the deficiencies in the prior art.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides an outer cold interior cold handle of a knife that changes, it is including the main handle of a knife, interior cold handle of a knife and the cutter installation handle that connect gradually, main handle of a knife includes interior cold dabber and connecting piece, interior cold handle of a knife with the center of cutter installation handle is run through and is had first interior cold passageway, the center of interior cold dabber is equipped with the interior cold passageway of second, both ends in the interior cold handle of a knife are equipped with the bearing respectively and are used for fixing the bearing cap of bearing, interior cold handle of a knife is equipped with handle of a knife outer cover and the bearing housing of intaking, the bearing housing is used for supplementary fixed the bearing with the handle of a knife cover of intaking, be equipped with the intercommunication on the interior cold handle of a knife the feed liquor hole of first interior cold passageway, be equipped with the intercommunication on the connecting piece the first play liquid hole of second interior cold passageway, be equipped with the intercommunication on the cutter installation handle the second play liquid hole of first interior cold passageway.
The outer cold-turning inner-cooling knife handle is characterized in that one end of the outer side of the inner-cooling mandrel is provided with a positioning conical surface matched with a conical hole of an external machine tool spindle, and one end of the inner side of the inner-cooling mandrel is provided with a central positioning shaft used for positioning the inner-cooling knife handle.
The outer cold-turning inner-cooling tool handle is characterized in that a rivet connecting screw hole is formed in one end of the outer side of the second inner-cooling channel.
The bearing and the bearing cover are mutually fixed through the long bolt.
The outer cold-turning inner-cooling tool handle is characterized in that an inner fastener used for preventing the bearing and the bearing sleeve from falling off is arranged between the inner-cooling tool handle and the tool mounting handle.
The technical scheme of the utility model has the beneficial effects that:
the structure is scientific and reasonable, the tool has an inner cooling structure, heat generated during working can be quickly removed, the tool is fully cooled, and inner cooling processing can be realized, so that the cutting speed of the tool can be increased, and the processing efficiency can be improved; the adoption of the external cooling, the internal cooling and the external cooling tool shank reduces the cost of machine tool reconstruction and the time for machine tool reconstruction, can better meet the requirements of the outer surface of a machined product, prolongs the service life of the tool, and is worth popularizing and applying.
Drawings
To further illustrate the above objects, structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a sectional view taken along line B-B of FIG. 1;
fig. 3 is a top view of fig. 1.
Detailed Description
The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Referring to fig. 1, 2 and 3, the external cold-turning internal-cooling tool shank of the utility model comprises a main tool shank I which is connected in sequence, interior cold handle of a knife II and cutter installation handle III, main handle of a knife I includes interior cold dabber 1 and connecting piece 2, the center of interior cold handle of a knife II and cutter installation handle III is link up and is had first interior cold passageway 3, the center of interior cold dabber 1 is equipped with interior cold passageway 4 of second, both ends in interior cold handle of a knife II are equipped with bearing 5 respectively and are used for fixing bearing 5's bearing cap 6, interior cold handle of a knife II is equipped with handle of a knife water inlet cover 7 and bearing housing 8 outward, bearing housing 8 is used for supplementary fixing bearing 5 and handle of a knife water inlet cover 7, be equipped with the feed liquor hole 9 that communicates first interior cold passageway 3 on the interior cold handle of a knife II, be equipped with the first liquid hole 10 that communicates second interior cold passageway 4 on the connecting piece 2, be equipped with the second liquid hole 11 that communicates first interior cold passageway 3 on the cutter installation handle III.
Continuing to refer to the figure, the internal cooling mandrel 1 is used for positioning and connecting the internal cooling tool shank II and a machine tool spindle, in the preferred embodiment, a positioning conical surface 12 matched with an external machine tool spindle conical hole is arranged at one end of the outer side of the internal cooling mandrel 1, and a central positioning shaft 13 used for positioning the internal cooling tool shank II is arranged at one end of the inner side of the internal cooling mandrel 1 and used for positioning the internal cooling tool shank II. The center of the inner cooling mandrel 1 is provided with a second inner cooling channel 4, and one end of the outer side of the second inner cooling channel 4 is provided with a blind rivet connecting screw hole 14. In the machining field, the mandrel is mainly used for positioning a cutter head, a central channel is not provided generally, and the inner cooling mandrel 1 adopts a structure with an inner cooling channel for facilitating the cooling liquid to pass through the channel. The skilled artisan will appreciate that the internal flow channels may be formed by any suitable process, such as drilling, in-situ casting, or additive manufacturing (e.g., 3D printing).
The bearing and the bearing cap are fixed to each other by means of long bolts 0, and it is understood that one bearing 5 and one bearing cap 6 are fixed to each other by means of 4-6 long bolts 0. An inner buckle 15 for preventing the bearing 5 and the bearing sleeve 6 from falling off is arranged between the inner cooling cutter handle II and the cutter mounting handle III, and the long bolt 0 and the inner buckle 15 can be replaced by other parts which are convenient to connect, and the protection scope of the utility model is not limited by the utility model.
During specific operation, the main cutter handle I, the inner cooling cutter handle II and the cutter mounting handle III are assembled in sequence, and water (or other appropriate cooling liquid) is fed through the liquid inlet hole 9 and the external machine tool spindle. After water inflow is finished, external force is applied, relative rotation can be achieved among the main cutter handle I, the inner cooling cutter handle II and the cutter mounting handle III through the bearing 5, and redundant cooling liquid flows out of the two liquid outlet holes.
The utility model has scientific and reasonable structure, has an inner cooling structure, can quickly remove heat generated during working, fully cools the cutter, and can realize inner cooling processing, thereby improving the cutting speed of the cutter and the processing efficiency; the adoption of the external cooling, the internal cooling and the external cooling tool shank reduces the cost of machine tool reconstruction and the time for machine tool reconstruction, can better meet the requirements of the outer surface of a machined product, prolongs the service life of the tool, and is worth popularizing and applying.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (5)
1. The external-cooling-to-internal-cooling knife handle is characterized by comprising a main knife handle (I), an internal-cooling knife handle (II) and a knife installation handle (III) which are sequentially connected, wherein the main knife handle (I) comprises an internal-cooling mandrel (1) and a connecting piece (2), a first internal-cooling channel (3) is communicated with the centers of the internal-cooling knife handle (II) and the knife installation handle (III), a second internal-cooling channel (4) is arranged at the center of the internal-cooling mandrel (1), bearings (5) and bearing covers (6) used for fixing the bearings (5) are respectively arranged at two ends in the internal-cooling knife handle (II), a knife handle water inlet sleeve (7) and a bearing sleeve (8) are arranged outside the internal-cooling knife handle (II), the bearing sleeve (8) is used for assisting in fixing the bearing knife handle (5) and the water inlet sleeve (7), a liquid inlet hole (9) communicated with the first internal-cooling channel (3) is arranged on the internal-cooling knife handle (II), and a first liquid outlet hole (10) communicated with the second inner cooling channel (4) is formed in the connecting piece (2), and a second liquid outlet hole (11) communicated with the first inner cooling channel (3) is formed in the cutter mounting handle (III).
2. The external-cooling internal-cooling tool handle according to claim 1, characterized in that a positioning conical surface (12) matched with a conical hole of an external machine tool spindle is arranged at one end of the outer side of the internal-cooling mandrel (1), and a central positioning shaft (13) used for positioning the internal-cooling tool handle (II) is arranged at one end of the inner side of the internal-cooling mandrel (1).
3. The external-cooling inner-cooling tool handle according to claim 2, characterized in that a blind rivet connecting screw hole (14) is formed at one end of the outer side of the second inner-cooling channel (4).
4. The external-cooling inner-cooling tool shank according to claim 1, wherein the bearing (5) and the bearing cover (6) are fixed to each other by a long bolt (0).
5. The external-cooling inner-cooling turning tool shank according to claim 1, wherein an internal buckle (15) for preventing the bearing (5) and the bearing sleeve (8) from falling off is arranged between the inner-cooling tool shank (II) and the tool mounting shank (III).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121444193.1U CN215845777U (en) | 2021-06-28 | 2021-06-28 | Outer cold turning inner cooling knife handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121444193.1U CN215845777U (en) | 2021-06-28 | 2021-06-28 | Outer cold turning inner cooling knife handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215845777U true CN215845777U (en) | 2022-02-18 |
Family
ID=80335804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121444193.1U Active CN215845777U (en) | 2021-06-28 | 2021-06-28 | Outer cold turning inner cooling knife handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215845777U (en) |
-
2021
- 2021-06-28 CN CN202121444193.1U patent/CN215845777U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231101 Address after: No. 265, zhangliantang Road, Liantang Town, Qingpu District, Shanghai, 201715 Patentee after: Shanghai Shantian Cutting Tool Co.,Ltd. Address before: No. 265, zhangliantang Road, Liantang Town, Qingpu District, Shanghai, 201715 Patentee before: SHANGHAI NEW YAMADA PRECISION TOOLS Co.,Ltd. |
|
| TR01 | Transfer of patent right |