CN209424559U - Vertical numerical control milling machine spindle case - Google Patents
Vertical numerical control milling machine spindle case Download PDFInfo
- Publication number
- CN209424559U CN209424559U CN201920137028.8U CN201920137028U CN209424559U CN 209424559 U CN209424559 U CN 209424559U CN 201920137028 U CN201920137028 U CN 201920137028U CN 209424559 U CN209424559 U CN 209424559U
- Authority
- CN
- China
- Prior art keywords
- milling machine
- spindle box
- numerical control
- box body
- control milling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Machine Tool Units (AREA)
Abstract
The utility model relates to CNC milling machine fields, specifically disclose a kind of vertical numerical control milling machine spindle case.The lathe includes spindle box body and runs through the axis hole of the spindle box body from top to bottom, wherein, the periphery of the spindle box body is fixedly installed multi-disc cooling fin, and the coolant duct of axis hole described in spiral surrounding from top to bottom is formed with inside the spindle box body.By the setting of above-mentioned cooling pipe and cooling fin, spindle box has good cooling effect, is conducive to the stability for improving spindle box, while can also cool down to cutter, improves the operating accuracy of vertical knee-type milling machine.
Description
Technical field
The utility model relates to CNC milling machine fields, and in particular to a kind of vertical numerical control milling machine spindle case.
Background technique
Numerically-controlled machine tool can generate heat, especially high-speed machine tool with the rotation of main shaft in process, and main shaft turns
Fast high, the heat of output is more, if do not cooled down in real time, can seriously affect the machining accuracy of lathe, shorten the service life of lathe,
Even because thermal expansion leads to machine tool chief axis " locking ".The existing lathe type of cooling is mainly the oil cooling machine for using and being separately configured,
The heat of lubricating oil in main shaft fuel tank is taken away by oil cooling machine, keeping the oil temperature of lubricating oil in main shaft fuel tank is suitable for cooling
Effect is good, but it is expensive, input cost is high, client is difficult to receive.For its defect, CN204770709U proposes one kind
Casting main shaft casts with cooling structure disclose a kind of casting main shaft casts ontology of the two sides equipped with circulating slot, flow through institute using coolant liquid
The mode for stating circulating slot achievees the purpose that cooling main shaft, which simplify the cooling structure of original machine tool chief axis, reduce investment at
This, but its cooling effect is poor, low efficiency.
Utility model content
The purpose of this utility model is to overcome the problems that spindle box temperature of the existing technology is excessively high, provide one kind
Vertical numerical control milling machine spindle case, the spindle box have the characteristics that stability is high.
To achieve the goals above, the vertical numerical control milling machine spindle case, including spindle box body and run through from top to bottom
The axis hole of the spindle box body, wherein the periphery of the spindle box body is fixedly installed multi-disc cooling fin, the spindle box
Box house is formed with the coolant duct of axis hole described in spiral surrounding from top to bottom.
Preferably, the upper end of the spindle box body is arranged in the coolant duct entrance, and inlet is provided with stream
Adjustable valve.
Preferably, in the helical structure formed by the coolant duct, the spacing for two layers of the spiral that be connected accounts for the axis
The 5-20% of hole total height.
Preferably, the distance between side wall of the coolant duct and the axis hole is 1-3cm, the coolant duct
Diameter be 2-4cm.
Preferably, the coolant duct is copper alloy pipeline.
Preferably, the set-up mode of every cooling fin is: lower end is extended to from the upper end of the spindle box body, and with
The long axis of the axis hole is parallel.
Preferably, the piece number of the cooling fin is 3-20.
Preferably, multi-disc cooling fin is evenly distributed on the periphery of the spindle box body.
Preferably, the width of every cooling fin is 3-6cm.
Preferably, the cooling fin is aluminum alloy heat sink.
Through the above technical solutions, the periphery of spindle box body is fixedly installed multi-disc cooling fin, inside spindle box body
It is formed with the coolant duct of spiral surrounding axis hole from top to bottom.Spindle box heat transfer can be situated between by above-mentioned cooling pipe to cooling
Matter, heat excludes cabinet with coolant liquid, to reduce the temperature of spindle box.Cooling fin is set in spindle box periphery, is increased
The heat dissipation area of cabinet reduces the temperature of spindle box, is conducive to the stability for improving spindle box, improves the work of vertical knee-type milling machine
Make precision.
Detailed description of the invention
Fig. 1 is the sectional view of vertical numerical control milling machine spindle case；
Fig. 2 is the top view of vertical numerical control milling machine spindle case；
Description of symbols
1 spindle box body, 2 axis hole
3 coolant duct, 4 cooling fin
5 flow control valves
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
As shown in Figure 1, vertical numerical control milling machine spindle case described in the utility model includes spindle box body 1 and from top to bottom
Through the axis hole 2 of spindle box body 1, wherein the periphery of spindle box body 1 is fixedly installed multi-disc cooling fin 4, spindle box body
The coolant duct 3 of spiral surrounding axis hole 2 from top to bottom is formed with inside 1.Coolant liquid can be for lubricating and cooling down cutter
Cutting fluid, be also possible to the biggish liquid medium of other specific heat capacities, such as water.
In a particular embodiment, the upper end of spindle box body 1 is arranged in 3 entrance of coolant duct, and inlet is set
It is equipped with flow control valve 5, in vertical knee-type milling machine high-speed cutting, the flow of coolant liquid can be increased with appropriate adjustment flow control valve,
Cooling effect is more preferable in this way.The entrance of coolant liquid is connected with coolant liquid circulating box, and coolant pump recycles coolant liquid from coolant liquid
Case is extracted into the entrance of coolant duct 3.Behind coolant liquid outflow outlet, it is water-cooled coolant liquid, is eventually returned to coolant liquid circulating box
In.
In a preferred embodiment, in the helical structure formed by coolant duct 3, the spacing for two layers of the spiral that be connected
Account for the 5-20% of axis hole total height.
In a particular embodiment, the distance between side wall of coolant duct 3 and axis hole 2 is 1-3cm, coolant pipe
The diameter in road 3 is 2-4cm.The distance between coolant duct 3 and the side wall of axis hole 2 should not be too large for 1-3cm, also should not mistake
It is small, apart from it is excessive when, coolant duct 3 is poor to the cooling effect of main shaft.Apart from it is too small when, coolant liquid leaks into axis hole
Danger.The diameter of coolant duct 3 also wants moderate, the excessive waste that will cause coolant liquid, cause using when it is uneconomical.It is cooling
When the diameter in liquid pipe road 3 is too small, cooling effect can be reduced.
Coolant duct 3 can be to be made of the preferable material of thermal conductivity well known to those skilled in the art, preferred
In embodiment, coolant duct 3 is copper alloy pipeline.
In a particular embodiment, as shown in Fig. 2, the set-up mode of cooling fin 4 is: from the upper end of spindle box body 1
Lower end is extended to, and parallel with the long axis of axis hole 2.The shape of cooling fin is cuboid, is fixedly connected with spindle box, preferred
Embodiment in, the piece number of cooling fin is 3-20.
In a particular embodiment, multi-disc cooling fin is evenly distributed on the periphery of spindle box body 1.The width of cooling fin 4
Degree is closely related with heat dissipation performance, and the width of cooling fin 4 is wider, and heat dissipation performance is better, but cost will increase, and vertical numerical control
Milling machine weight can also be increase accordingly with volume.
In a particular embodiment, the width of every cooling fin is 3-6cm.
Cooling fin 4 can be to be made of the preferable material of thermal conductivity well known to those skilled in the art, meanwhile, in order to mitigate
The weight of spindle box pays the utmost attention to the lesser metal of density when selecting material.
In a particular embodiment, cooling fin 4 is aluminum alloy heat sink.
Fig. 1 shows a kind of specific embodiment of vertical numerical control milling machine spindle case described in the utility model, specifically, institute
State the axis hole 2 that vertical numerical control milling machine spindle case includes spindle box body 1 and runs through spindle box body 1 from top to bottom, spindle box case
The periphery of body 1 is fixedly installed multi-disc cooling fin 4, and the cold of spiral surrounding axis hole 2 from top to bottom is formed with inside spindle box body 1
But liquid pipe road 3.The upper end of spindle box body 1 is arranged in 3 entrance of coolant duct, and inlet is provided with flow control valve 5.?
In the helical structure formed by coolant duct 3, the spacing for two layers of the spiral that be connected accounts for the 5-20% of axis hole total height.Coolant pipe
The distance between side wall of road 3 and axis hole 2 is 1-3cm, and the diameter of coolant duct 3 is 2-4cm.Coolant duct 3 is copper conjunction
Golden pipeline.Wherein, the set-up mode of every cooling fin is: extend to lower end from the upper end of spindle box body 1, and with axis hole 2
Long axis it is parallel.The piece number of cooling fin is 3-20, and is evenly distributed on the periphery of spindle box body 1, the width of every cooling fin 4
For 3-6cm.Cooling fin 4 is aluminum alloy heat sink.
Through the above technical solutions, the periphery of spindle box body is fixedly installed multi-disc cooling fin, inside spindle box body
It is formed with the coolant duct of spiral surrounding axis hole from top to bottom.Spindle box heat transfer can be situated between by above-mentioned cooling pipe to cooling
Matter, heat excludes cabinet with coolant liquid, to reduce the temperature of spindle box.Cooling fin is set in spindle box periphery, is increased
The heat dissipation area of cabinet reduces the temperature of spindle box, is conducive to the stability for improving spindle box, improves the work of vertical knee-type milling machine
Make precision.
Preferred embodiments of the present invention are described in detail above, still, the utility model is not limited to this.At this
In the range of the technology design of utility model, a variety of simple variants can be carried out to the technical solution of the utility model, including each
Technical characteristic is combined with any other suitable method, these simple variants and combination equally should be considered as the utility model
Disclosure of that belongs to the protection scope of the utility model.
Claims (10)
1. a kind of vertical numerical control milling machine spindle case, including spindle box body (1) and run through the spindle box body (1) from top to bottom
Axis hole (2), which is characterized in that the periphery of the spindle box body (1) is fixedly installed cooling fin (4), the spindle box case
The coolant duct (3) of axis hole described in spiral surrounding from top to bottom (2) is formed with inside body (1).
2. vertical numerical control milling machine spindle case according to claim 1, which is characterized in that coolant duct (3) entrance
Upper end in the spindle box body (1) is set, and inlet is provided with flow control valve (5).
3. vertical numerical control milling machine spindle case according to claim 1 or 2, which is characterized in that by the coolant duct
(3) in the helical structure formed, the spacing for two layers of the spiral that be connected accounts for the 5-20% of the axis hole (2) total height.
4. vertical numerical control milling machine spindle case according to claim 1 or 2, which is characterized in that the coolant duct (3) with
The distance between side wall of the axis hole (2) is 1-3cm, and the diameter of the coolant duct (3) is 2-4cm.
5. vertical numerical control milling machine spindle case according to claim 1 or 2, which is characterized in that the coolant duct (3) is
Copper alloy pipeline.
6. vertical numerical control milling machine spindle case according to claim 1, which is characterized in that the setting side of every cooling fin (4)
Formula is: extending to lower end from the upper end of the spindle box body (1), and parallel with the long axis of the axis hole (2).
7. vertical numerical control milling machine spindle case according to claim 6, which is characterized in that the piece number of the cooling fin (4) is
3-20。
8. according to claim 1, vertical numerical control milling machine spindle case described in 6 or 7, which is characterized in that multi-disc cooling fin (4) is uniform
It is distributed in the periphery of the spindle box body (1).
9. according to claim 1, vertical numerical control milling machine spindle case described in 6 or 7, which is characterized in that the width of every cooling fin (4)
Degree is 3-6cm.
10. according to claim 1, vertical numerical control milling machine spindle case described in 6 or 7, which is characterized in that the cooling fin (4) is
Aluminum alloy heat sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920137028.8U CN209424559U (en) | 2019-01-25 | 2019-01-25 | Vertical numerical control milling machine spindle case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920137028.8U CN209424559U (en) | 2019-01-25 | 2019-01-25 | Vertical numerical control milling machine spindle case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209424559U true CN209424559U (en) | 2019-09-24 |
Family
ID=67977534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920137028.8U Expired - Fee Related CN209424559U (en) | 2019-01-25 | 2019-01-25 | Vertical numerical control milling machine spindle case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209424559U (en) |
-
2019
- 2019-01-25 CN CN201920137028.8U patent/CN209424559U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204381422U (en) | The cooling structure of electro spindle | |
| CN104108047B (en) | A kind of electro spindle shaft core cooling system | |
| CN107160237A (en) | A kind of real-time cooling system of the electro spindle of flow automatic regulation and control method | |
| CN201792256U (en) | Thermostatic apparatus of machine tool spindle | |
| CN105081321A (en) | Cooling system for amorphous metal member formed in laser 3D printed manner and cooling method of cooling system | |
| CN206898894U (en) | A kind of automatic processing center main spindle box with cooling back installation | |
| CN201138099Y (en) | Direct cooling circulated water refrigerating mechanism | |
| CN209424559U (en) | Vertical numerical control milling machine spindle case | |
| CN114190063A (en) | Integrated directional immersion cooling type server module and data center | |
| CN207058202U (en) | A kind of built-in type numerically controlled lathe electro spindle cooling system | |
| CN210232416U (en) | Numerical control lathe cooling device | |
| CN201509149U (en) | Circulation cooling device | |
| CN205703504U (en) | A kind of high-speed electric main shaft cooling system | |
| CN215713152U (en) | Cooling water jacket for rapid cooling type quenching furnace | |
| CN110779371B (en) | Water-cooling tube-plate heat exchanger with optimally distributed fluid inlet and outlet | |
| CN209914377U (en) | Liquid cooling server cabinet | |
| JPH07189684A (en) | Heat exchanger | |
| CN207968210U (en) | A kind of driving motor cooling structure and electric vehicle | |
| CN102510172A (en) | Secondary cooling system for hydraulic generator | |
| CN206162360U (en) | Computer cluster cooling system | |
| CN102678684B (en) | Cartridge type cooler and preparation process thereof | |
| CN202540148U (en) | Heat pipe sucker for accelerating heat transfer of abrasive machining on thin-walled workpiece | |
| CN205244595U (en) | 1500 water -cooling valve holder structure of DEG C ultra -temperature valve | |
| CN204830665U (en) | Can provide hydrothermal water -cooling refrigerator | |
| CN102802384A (en) | IGBT (Insulated Gate Bipolar Transistor) water cooling radiator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 Termination date: 20220125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |