CN207953362U - A kind of numerical control knife tower height pressure cooling water outlet structure - Google Patents
A kind of numerical control knife tower height pressure cooling water outlet structure Download PDFInfo
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- CN207953362U CN207953362U CN201820313313.6U CN201820313313U CN207953362U CN 207953362 U CN207953362 U CN 207953362U CN 201820313313 U CN201820313313 U CN 201820313313U CN 207953362 U CN207953362 U CN 207953362U
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- water outlet
- numerical control
- cutterhead
- knife tower
- spool
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Abstract
The utility model is related to numerically controlled lathe technical fields, more particularly to a kind of numerical control knife tower height presses cooling water outlet structure, including cutterhead and fixed valve body, the end of the fixed valve body is equipped with water outlet spool, the water outlet spool front end face is close to the spray-hole of cutterhead, elastic sealing element is installed, sealing effect weakens after the utility model can solve the problems, such as the poorly sealed easy pressure release of the water flowing out structure of numerical control knife tower in the prior art and spool abrasion between the rear end face and fixed valve body of the water outlet spool.
Description
Technical field
The utility model is related to numerically controlled lathe technical fields more particularly to a kind of numerical control knife tower height to press cooling water outlet structure.
Background technology
The metal material numerical control turning of high-yield strength during, often there is chip winding cutter and workpiece shows
As, directly result in tool wear aggravation, the machined surface quality of workpiece it is bad, need frequent manual intervention that could reduce chip
Winding scrapes the influence to cutter life and workpiece surface quality, and in order to solve this problem, people develop for modern machine
High-pressure cutting fluid system is ejected into via small hole nozzle and cuts specifically, being imported on knife tower from the high-pressure cutting fluid that high-pressure pump comes out
Cutting zone between bits and blade rake face extends outside cutter life in addition to effectively reducing cutting zone cutting heat, also makes chip
Brittleness increases, frangibility, obtains short and small chip and exempts the puzzlement that long winding bits frequent shutdown is cleared up.
Existing numerical control knife tower water flowing out structure, poorly sealed between cutterhead and water outlet spool, high-pressure cutting fluid is easy from sealing
It sprays and leaks and pressure release, the cutting fluid after pressure release can not cut off iron filings at not tight gap, in addition spool contacts friction with cutterhead
The abrasion generated afterwards also results in sealing effect decrease, therefore existing water flowing out structure is not suitable for high-pressure cutting fluid system and uses,
It is easy pressure release and is unable to reach the purpose for prescinding iron filings, the difficulty for being also easy to cause in maintenance work and puzzlement.
Utility model content
The purpose of this utility model is to provide a kind of numerical control knife tower heights to press cooling water outlet structure, to solve in the prior art
The problem of sealing effect weakens after the poorly sealed easy pressure release of water flowing out structure of numerical control knife tower and spool abrasion.
To achieve the above object, the utility model provides the following technical solutions：A kind of numerical control knife tower height pressure cooling water outlet knot
The end of structure, including cutterhead and fixed valve body, the fixed valve body is equipped with water outlet spool, and the water outlet spool front end face is close to
The spray-hole of cutterhead is equipped with elastic sealing element between the rear end face and fixed valve body of the water outlet spool.
Preferably, the elastic sealing element is O-ring seal.
Preferably, gap is 0.2mm between the end and cutterhead of the fixed valve body.
Preferably, the high-pressure coolant sprayed in the spray-hole is provided by machine tool coolant system, the coolant liquid system
System is connect with numerical control knife tower.
Compared with prior art, the utility model has the beneficial effects that：It is inputted when ejecting coolant system in spray-hole
High-pressure coolant, high-pressure coolant is ejected into tool sharpening position, and water outlet spool is close to cutterhead, in this way, just can make to prevent height
Coolant liquid leakage or pressure release are pressed, and the elastic sealing element for being discharged spool rear end can compensate the abrasion of water outlet spool automatically,
Ensure that water outlet spool is adjacent to cutterhead always, high-pressure coolant is made to be in high pressure conditions always, it can also while cooling cutting heat
Iron filings are cut off, prevent iron filings from winding workpiece.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the portions A enlarged drawing in Fig. 1.
In figure：1. cutterhead, 2. water outlet spools, 3.O types sealing ring, 4. fixed valve bodies.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of numerical control knife tower height pressure cooling water outlet structure,
Including cutterhead 1 and fixed valve body 4, the end of fixed valve body 4 is equipped with water outlet spool 2, and water outlet 2 front end face of spool is close to cutterhead 1
Spray-hole, be discharged between the rear end face and fixed valve body 4 of spool 2 and elastic sealing element be installed, cutterhead 1 plays the work of clamping cutter
With high-pressure coolant sprays from the spray-hole of cutterhead 1 and is assigned to the clip position of each cutter, while being ejected into adding for cutter
Ministry of worker position, water outlet spool 2 are adjacent in the rear end of 1 spray-hole of cutterhead, and water outlet spool 2 is spray-hole and fixed valve when cutterhead 1 rotates
Bridge joint part between body 4, water outlet spool 2 make water route between spray-hole and fixed valve body 4 be connected to and play sealing function, make spray
The high-pressure coolant of injection keeps high pressure not reveal, the elasticity installed between the rear end face and fixed valve body 4 of water outlet spool 2
Sealing element is in the present embodiment O-ring seal 3, and there is O-ring seal 3 certain elasticity, water outlet spool 2 to be close to the peace of cutterhead 1
Dress, makes the O-ring seal 3 be compressed, and with being worn for water outlet spool 2, the elasticity of O-ring seal 3 is gradually released, to mill
The water outlet spool 2 of damage is compensated automatically, is used water valve core 2 and is close to cutterhead 1 always.
Further, in order to ensure the high pressure effluent functions of knife tower, in the present embodiment, the rear end face of the cutterhead 1 of selection,
That end face being close to water outlet spool 2 i.e. in cutterhead 1, the end face plane degree and roughness are high, while the rear end face of cutterhead 1 is answered
With certain hardness to ensure the wearability of cutterhead 1, in addition, in order to there is preferable sealing to make when ensureing high pressure water outlet
With the front end face of the water outlet spool 2 of selection, that is, the roughness for being discharged that surface that spool 2 is contacted with cutterhead 1 is also high, in this way
It can ensure that high-pressure coolant does not leak.
Further, as shown in the figures 1 and 2, gap d is 0.2mm or so between the end of fixed valve body 4 and cutterhead 1, if
Gap d is too big, and deformation of the water outlet spool 2 under internal pressure effect can become larger, and be easy to cause high-pressure coolant leakage, if
Gap d is too small, and cutterhead 1 is easy when replacing rotation to be contacted with fixed valve body 4 and scratch 1 surface of cutterhead, is then caused and 1 table of cutterhead
2 surface damage of water outlet spool that face is close to eventually leads to poorly sealed, high-pressure coolant leakage.
Specifically, the high-pressure coolant sprayed in spray-hole is provided by machine tool coolant system, coolant system and numerical control
Knife tower connects.
Operation principle：Machine tool coolant system provides high-pressure coolant, and high-pressure coolant is sprayed from spray-hole to cutter
Working position, when cutterhead 1 rotates, water outlet spool 2 is close to 1 surface of cutterhead, keeps coolant liquid not leak, coolant liquid is maintained at high pressure
State, coolant liquid can cut off iron filings while cooling cutting heat, with the abrasion of water outlet spool 2, the bullet of O-ring seal 3
Property be little by little released, play the role of compensating automatically, ensure water outlet spool 2 be adjacent to cutterhead 1 always.
Water outlet spool is close to cutterhead in a kind of numerical control knife tower height pressure cooling water outlet structure provided by the utility model, goes out simultaneously
The elastic sealing element of water valve core rear end can compensate the abrasion of water outlet spool automatically, in this way, just can make to prevent high-pressure coolant
Leakage or pressure release, and ensure that be discharged spool is adjacent to cutterhead always, makes high-pressure coolant be in high pressure conditions always, it is cut in cooling
Iron filings can also be cut off while cutting heat, prevent iron filings from winding workpiece.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of numerical control knife tower height presses cooling water outlet structure, including cutterhead (1) and fixed valve body (4), it is characterised in that：It is described solid
The end for determining valve body (4) is equipped with water outlet spool (2), and described water outlet spool (2) front end face is close to the spray-hole of cutterhead (1), institute
It states to be discharged between the rear end face and fixed valve body (4) of spool (2) and elastic sealing element is installed.
2. a kind of numerical control knife tower height according to claim 1 presses cooling water outlet structure, it is characterised in that：The elastic packing
Part is O-ring seal (3).
3. a kind of numerical control knife tower height according to claim 2 presses cooling water outlet structure, it is characterised in that：The fixed valve body
(4) gap is 0.2mm between end and cutterhead (1).
4. a kind of numerical control knife tower height according to claim 3 presses cooling water outlet structure, it is characterised in that：In the spray-hole
The high-pressure coolant of injection is provided by machine tool coolant system, and the coolant system is connect with numerical control knife tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820313313.6U CN207953362U (en) | 2018-03-07 | 2018-03-07 | A kind of numerical control knife tower height pressure cooling water outlet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820313313.6U CN207953362U (en) | 2018-03-07 | 2018-03-07 | A kind of numerical control knife tower height pressure cooling water outlet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207953362U true CN207953362U (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820313313.6U Active CN207953362U (en) | 2018-03-07 | 2018-03-07 | A kind of numerical control knife tower height pressure cooling water outlet structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109773535A (en) * | 2018-12-25 | 2019-05-21 | 陕西科技大学 | Numerically-controlled machine tool tool changing device |
| CN109834505A (en) * | 2019-01-18 | 2019-06-04 | 佛山市顺德区郑敬诒职业技术学校 | A kind of cutting fluid output device |
-
2018
- 2018-03-07 CN CN201820313313.6U patent/CN207953362U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109773535A (en) * | 2018-12-25 | 2019-05-21 | 陕西科技大学 | Numerically-controlled machine tool tool changing device |
| CN109834505A (en) * | 2019-01-18 | 2019-06-04 | 佛山市顺德区郑敬诒职业技术学校 | A kind of cutting fluid output device |
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