CN206373673U - A kind of main shaft of numerical control machine tool is stopped tight device - Google Patents
A kind of main shaft of numerical control machine tool is stopped tight device Download PDFInfo
- Publication number
- CN206373673U CN206373673U CN201720075001.1U CN201720075001U CN206373673U CN 206373673 U CN206373673 U CN 206373673U CN 201720075001 U CN201720075001 U CN 201720075001U CN 206373673 U CN206373673 U CN 206373673U
- Authority
- CN
- China
- Prior art keywords
- clamp lever
- main shaft
- tight device
- ring flange
- machine tool
- 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 Positioning Apparatuses (AREA)
Abstract
The utility model is related to a kind of main shaft of numerical control machine tool and stopped tight device, including ring flange, and the ring flange is fixedly installed on the main shaft tail of lathe, and is coaxially disposed with main shaft；Stop tight device, the tight device of stopping is arranged on the side of ring flange, including power section and the clamping part that is clamped under power section effect to ring flange；Overcome machine tool chief axis and stop that the brake of tight device is unstable, brake disc easily weares and teares, the nonsynchronous problem of brake disc both sides stress.
Description
Technical field
The utility model is related to machine tool technology field, more particularly to a kind of main shaft of numerical control machine tool is stopped tight device.
Background technology
Multi-axis NC Machine Tools are typically all that can also realize part when main shaft stops in the high rotating speed chip processing of main shaft
Chip processing, and main shaft rotation be by spindle motor driving；Revolving parts are typically processed in rotation chip at a high speed, for example, justify
The parts such as cylinder, cone, curved surface rotary body, and processing during main shaft stopping is completed mainly by the 4th axle, when main shaft stops
When process the manufacturing procedure of hole, screw thread, end face etc. on one face, due to the effect of big cutting force, largely
Main shaft can be made to occur main shaft beat in the presence of cutting force, so that deviation occurs in the element precision of processing, do not reach processing
Required precision.
Authorization Notice No. is that CN203409565U is that a Chinese utility model patent discloses a kind of main shaft of numerical control machine tool
Fast braking device, the device is adsorbed brake gripping block in magnetic conduction brake disc increasing friction force by magnetic-adsorption effect, when
Main shaft quickly stops operating, but the equipment has problems with：
1. unavoidable on machining tool have scrap splashing, magnetic conduction brake disc and brake gripping block are produced can ADSORPTION OF GOLD after magnetic force
Category scrap is mingled with scrap between surface, magnetic conduction brake disc and brake gripping block can make laminating defective tightness, long term accumulation brake
Mill damage is serious and can influence main axis stability.
2. the stress of magnetic conduction brake disc two sides is asynchronous, magnetic conduction brake disc can produce the deflecting force to side, and influence is led
The stability that magnetic brake disk is rotated.
Utility model content
The purpose of this utility model is in view of the deficiencies of the prior art, to overcome machine tool chief axis and stop tight device brake not
Surely, brake disc is easily worn and torn, and stress nonsynchronous problem in brake disc both sides is stopped tight device there is provided a kind of main shaft of numerical control machine tool.
A kind of main shaft of numerical control machine tool is stopped tight device, including ring flange, and the ring flange is fixedly installed on the main shaft tail of lathe,
And be coaxially disposed with main shaft；
Stop tight device, the tight device of stopping is arranged on the side of ring flange, including power section and in power section effect
Under the clamping part that is clamped to ring flange.
As a preferred embodiment, the power section includes cylinder and is fixed on the pressure head of the push rod end of cylinder.
As a preferred embodiment, the clamping part includes clamp lever a, clamp lever b and rotating shaft, the rotating shaft is fixed and set
Put on bearing, the clamp lever a and clamp lever b are rotatably provided in rotating shaft, the clamp lever a by rotating shaft with
On part and clamp lever b push space by being formed between part more than rotating shaft, the clamp lever a is by below rotating shaft
Part and clamp lever b are by forming clamping space between the part below rotating shaft, the pressure head is arranged in pushing space, described
Ring flange is arranged in clamping space.
As a preferred embodiment, the pressure head is arranged on the center pushed in space, the ring flange is arranged on clamping
Center in space.
As a preferred embodiment, being additionally provided with spring between the clamp lever a and clamp lever b, one end of the spring is consolidated
Clamp lever a upper end is scheduled on, the other end is fixed on clamp lever b upper end.
As a preferred embodiment, being provided with friction on clamp lever a and clamp lever the b surface of both sides in the clamping space
Layer.
As a preferred embodiment, the pressure head is set to spherical shape.
As another preferably, the pressure head is to be detachably fixed the end for being arranged on push rod.
The beneficial effects of the utility model：
(1) by setting clamp lever to be clamped under cylinder action to ring flange in the utility model, the power of lever
It is amplified when arm is than causing the pressure head of cylinder head portions to be transferred on ring flange the power of clamp lever, promotes to clamp more firm
Gu.
(2) ring flange is arranged on the center of clamping space in the utility model, and pressure head is arranged in pushing space
Heart position so that during stopping tightly, two faces of ring flange are while stress, both sides uniform force ensures the stability of ring flange
And the service life of ring flange.
(3) pressure head is set to spherical shape in the utility model so that while the clamp lever uniform force of both sides, make its with
The contact of clamp lever medial surface is more smooth.
In summary, the equipment have stops it is tight firmly, the advantages of stable, be advantageously implemented machine tool chief axis it is quick,
Smoothly stop tight.
Brief description of the drawings
For the technical scheme of clearer explanation the utility model embodiment, required in being described below to embodiment
The accompanying drawing used is briefly described, it should be apparent that, drawings discussed below is only some embodiments of the present utility model,
For one of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is that main shaft of numerical control machine tool is stopped the schematic diagram of tight device.
Fig. 2 is the structural representation of tight device stopped.
Fig. 3 is the structural representation of clamping part.
Fig. 4 is the structural representation of clamp lever.
Embodiment
The technical scheme in the utility model embodiment is clearly and completely illustrated below in conjunction with the accompanying drawings.
Embodiment one
Fig. 1 is that main shaft of numerical control machine tool is stopped the schematic diagram of tight device, and Fig. 2 is the structural representation of tight device stopped, and Fig. 3 is clamps
Partial structural representation, Fig. 4 is the structural representation of clamp lever.As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of numerical control machine
Bed main shaft is stopped tight device, including ring flange 1, and the ring flange 1 is fixedly installed on the afterbody of main shaft 21 of lathe 2, and same with main shaft 21
Axle is set；Stop tight device 3, the tight device 3 of stopping is arranged on the side of ring flange 1, including power section 31 and in power section
The clamping part 32 being clamped under 31 effects to ring flange 1；The power section 31 includes cylinder 311 and is fixed on cylinder
The pressure head 312 of 311 end of push rod 3111；The clamping part 32 includes clamp lever a321, clamp lever b322 and rotating shaft
323, the rotating shaft 323 is fixedly installed on the carrier 4, and the clamp lever a321 and clamp lever b322 are rotatably provided in
In rotating shaft 323, the clamp lever a321 leans on the portion of rotating shaft more than 323 by the part of rotating shaft more than 323 and clamp lever b322
/ formation pushes space 324, and the clamp lever a321 leans on part and clamp lever b322 of the rotating shaft below 323 to lean on rotating shaft
Clamping space 325 is formed between less than 323 part, the pressure head 312 is arranged in pushing space 324, and the ring flange 1 is set
Put in clamping space 325.
By setting clamp lever a321 and clamp lever b322 to be clamped under the effect of cylinder 311 to ring flange 1, thick stick
It is amplified, promotees when the arm of force of bar is than causing the pressure head 312 of the end of cylinder 311 to be transferred on ring flange 1 power of clamp lever
Make to clamp more firm.
Further, the pressure head 312 is arranged on the center pushed in space 324, and the ring flange 1 is arranged on folder
Center in compact space 325.
Ring flange 1 is arranged on the center of clamping space 325, and pressure head 312 is arranged on the centre bit for pushing space 324
Put so that stop it is tight during, two faces of ring flange 1 stress simultaneously, both sides uniform force ensure the stability of ring flange 1 with
And the service life of ring flange 1.
Further, spring 5 is additionally provided between the clamp lever a321 and clamp lever b322, the one of the spring 5
End is fixed on clamp lever a321 upper end, and the other end is fixed on clamp lever b322 upper end, and stopping, tight device 3 unclamps
When stopping tight, spring 5 can make clamp lever a321 and clamp lever b322 rapidly unclamp the clamping to ring flange 1 automatically.
Further, set in the clamping space 325 on clamp lever a321 and clamp lever the b322 surface of both sides
There is frictional layer 6, the setting of frictional layer 6 can increase the frictional force that clamp lever contacts surface with ring flange 1 so that the energy of main shaft 21
Faster stop and can strengthen clamping effect.
Further, the pressure head 312 is to be detachably fixed the end that is arranged on push rod 3111, conveniently remove and install with
And change part.
Embodiment two
As shown in Figure 1, Figure 2, Figure 3 shows, wherein identical with embodiment one or corresponding part is using corresponding with embodiment one
Reference, for simplicity, hereafter only description and the distinctive points of embodiment one.The difference of the embodiment two and embodiment one
Part is：The pressure head 312 is set to spherical shape, and pressure head 312 is set to spherical shape so that both sides clamp lever uniform force
While, pressure head 312 is contacted more smooth with clamp lever medial surface.
During work, after the power for driving the main shaft 21 of lathe 2 to rotate is shut down, cylinder starts to promote pressure head 312 to move down,
Pressure head 312 struts clamp lever a321 and clamp lever b322 by the part of rotating shaft more than 323 to both sides, clamp lever a321
Reversely it is close to clamp lever b322 by part of the rotating shaft below 323 to the position of ring flange 1, with the continuation of pressure head 312
Pressure, clamp lever a321 and clamp lever b322 are clamped to ring flange 1, and frictional layer 6 promotes main shaft 21 quickly to stop, and
Folder is dead.
In description of the present utility model, it is to be understood that the orientation or position of the instruction such as term " front and rear ", " left and right "
Relation is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplify description, without
It is that instruction or the signified equipment of hint or part must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as the limitation to utility model.
Certainly in the technical program, those skilled in the art is it should be appreciated that term " one " is interpreted as " at least
One " or " one or more ", i.e., in one embodiment, the quantity of an element can be one, and in other implementation
In example, the quantity of the element can be multiple, and term " one " is it is not intended that limitation to quantity.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, the change that any one skilled in the art can readily occur under technical clarification of the present utility model
Or replace, it should all cover within protection domain of the present utility model, the rotating mechanism that such as rotating part takes other form
Deng.Therefore, protection domain of the present utility model should be defined by the protection domain of claims.
Claims (8)
- The tight device 1. a kind of main shaft of numerical control machine tool is stopped, it is characterised in that：IncludingRing flange (1), the ring flange (1) is fixedly installed on main shaft (21) afterbody of lathe (2), and with main shaft (21) is coaxial sets Put；Stop tight device (3), the tight device (3) of stopping is arranged on the side of ring flange (1), including power section (31) and in power The clamping part (32) being partly clamped under (31) effect to ring flange (1).
- The tight device 2. a kind of main shaft of numerical control machine tool according to claim 1 is stopped, it is characterised in that the power section (31) Pressure head (312) including cylinder (311) and push rod (3111) end for being fixed on cylinder (311).
- The tight device 3. a kind of main shaft of numerical control machine tool according to claim 2 is stopped, it is characterised in that the clamping part (32) Including clamp lever a (321), clamp lever b (322) and rotating shaft (323), the rotating shaft (323) is fixedly installed on bearing (4) On, the clamp lever a (321) and clamp lever b (322) are rotatably provided in rotating shaft (323), the clamp lever a (321) sky is pushed by being formed between part more than rotating shaft (323) by part more than rotating shaft (323) and clamp lever b (322) Between (324), the clamp lever a (321) by the following part of rotating shaft (323) and clamp lever b (322) by rotating shaft (323) with Under part between formed clamping space (325), the pressure head (312) be arranged on pushing space (324) in, the ring flange (1) it is arranged in clamping space (325).
- The tight device 4. a kind of main shaft of numerical control machine tool according to claim 3 is stopped, it is characterised in that the pressure head (312) sets Put and pushing the center in space (324), the ring flange (1) is arranged on the center in clamping space (325).
- The tight device 5. a kind of main shaft of numerical control machine tool according to claim 3 is stopped, it is characterised in that the clamp lever a (321) spring (5) is additionally provided between clamp lever b (322), one end of the spring (5) is fixed on clamp lever a (321) Upper end, the other end is fixed on the upper end of clamp lever b (322).
- The tight device 6. a kind of main shaft of numerical control machine tool according to claim 3 is stopped, it is characterised in that the clamping space (325) it is provided with frictional layer (6) on the clamp lever a (321) of interior both sides and clamp lever b (322) surface.
- The tight device 7. a kind of main shaft of numerical control machine tool according to claim 2 is stopped, it is characterised in that the pressure head (312) sets It is set to spherical shape.
- The tight device 8. a kind of main shaft of numerical control machine tool according to claim 2 is stopped, it is characterised in that the pressure head (312) is It is detachably fixed the end for being arranged on push rod (3111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075001.1U CN206373673U (en) | 2017-01-19 | 2017-01-19 | A kind of main shaft of numerical control machine tool is stopped tight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075001.1U CN206373673U (en) | 2017-01-19 | 2017-01-19 | A kind of main shaft of numerical control machine tool is stopped tight device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206373673U true CN206373673U (en) | 2017-08-04 |
Family
ID=59400230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720075001.1U Expired - Fee Related CN206373673U (en) | 2017-01-19 | 2017-01-19 | A kind of main shaft of numerical control machine tool is stopped tight device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206373673U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107775372A (en) * | 2017-09-06 | 2018-03-09 | 阜阳市风雅颂生产力促进中心有限责任公司 | Part clamping mechanism for automatic equipment |
| CN108515099A (en) * | 2018-04-14 | 2018-09-11 | 边会婷 | A kind of braking mechanism of veneer reeling machine |
| CN109353452A (en) * | 2018-12-10 | 2019-02-19 | 天津工业大学 | A kind of flexible cable quick installation mechanism for wave glider |
| CN111706628A (en) * | 2020-06-05 | 2020-09-25 | 津上精密机床（浙江）有限公司 | A machine tool spindle disc brake type braking mechanism |
-
2017
- 2017-01-19 CN CN201720075001.1U patent/CN206373673U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107775372A (en) * | 2017-09-06 | 2018-03-09 | 阜阳市风雅颂生产力促进中心有限责任公司 | Part clamping mechanism for automatic equipment |
| CN108515099A (en) * | 2018-04-14 | 2018-09-11 | 边会婷 | A kind of braking mechanism of veneer reeling machine |
| CN109353452A (en) * | 2018-12-10 | 2019-02-19 | 天津工业大学 | A kind of flexible cable quick installation mechanism for wave glider |
| CN111706628A (en) * | 2020-06-05 | 2020-09-25 | 津上精密机床（浙江）有限公司 | A machine tool spindle disc brake type braking mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206373673U (en) | A kind of main shaft of numerical control machine tool is stopped tight device | |
| CN105773264B (en) | Machining center main shaft has not stalled manipulator automatic tool changer | |
| CN210755241U (en) | Chuck and vacuum suction composite clamp | |
| CN206854684U (en) | A kind of three-jaw clamping device | |
| CN203695976U (en) | Double-tip mechanism with driving capability for lathe | |
| CN216028879U (en) | Synchronous pneumatic chuck of lead screw | |
| CN205799020U (en) | Mobile phone can produce and use Digit Control Machine Tool | |
| CN206047783U (en) | A kind of self-centering self-lock chuck | |
| CN206066023U (en) | A kind of Self-centering device of clamping thin-wall workpiece | |
| CN104400475B (en) | A kind of positioning and clamping instrument and method | |
| CN210938403U (en) | Negative chamfering machining clamp for cutter | |
| CN218015797U (en) | A tool for turning slender shafts on CNC lathes | |
| CN216298645U (en) | Main shaft flange extension device of spline shaft milling machine | |
| CN216298767U (en) | Waterproof rotary flat center device | |
| CN101474697B (en) | Gear shaving machine tool quick change mechanism | |
| CN207071821U (en) | A kind of machine tool chief axis brake apparatus | |
| CN219852190U (en) | Numerical control direct-drive turntable | |
| CN210588180U (en) | Improved three-jaw seat | |
| CN208341829U (en) | A kind of sleeping milling machine of numerical control | |
| CN206779993U (en) | A kind of inner hole of workpiece fixer for machining | |
| CN201394775Y (en) | Outer arc grinder for brake shoes | |
| CN219967255U (en) | Numerical control machine tool with material taking and suspension arm | |
| CN213998652U (en) | Mechanical self-centering clamping tool for machining of differential mechanism | |
| CN104708476A (en) | Inclined cambered axle lathe clamp | |
| CN221657997U (en) | Clamp for turning spherical part and lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 Termination date: 20210119 |