CN203516631U - Nut rotating type ball screw pair device on spinning frame - Google Patents
Nut rotating type ball screw pair device on spinning frame Download PDFInfo
- Publication number
- CN203516631U CN203516631U CN201320545774.3U CN201320545774U CN203516631U CN 203516631 U CN203516631 U CN 203516631U CN 201320545774 U CN201320545774 U CN 201320545774U CN 203516631 U CN203516631 U CN 203516631U
- Authority
- CN
- China
- Prior art keywords
- nut
- ball screw
- spinning frame
- thrust ball
- screw
- 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
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model relates to a nut rotating type ball screw pair device on a spinning frame. A main thread rail is arranged on a rod body of a ball screw (1), an auxiliary thread rail which is matched with the ball screw (1) is arranged on the inner surface of a specially-manufactured nut (2), a pair of thrust ball bearings (3) are arranged on the left side of the waist circle of the specially-manufactured nut (2), an inner shaft sleeve (4) and an outer shaft sleeve (5) used for ejecting and clamping an inner ring and an outer ring are arranged between the two thrust ball bearings (3), the thrust ball bearings (3) are fixed to the specially-manufactured nut (2) through a lock nut (6), the right side of the waist circle of the specially-manufactured nut (2) is fixed to a chain wheel (10) through a screw (16), a nut base (8) is sleeved with the thrust ball bearings (3), and the nut base (8) is arranged on an installation base (9). According to the nut rotating type ball screw pair device, the requirements of a doffing transmission pipe for straightness accuracy and installation accuracy can be lowered, and the spinning frame can stably run.
Description
Technical field
The utility model belongs to collective doffing of spinning frame apparatus field, is specifically related to the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut.
Background technique
On current spinning frame market, integral cosine doffing device is more and more universal.In integral cosine doffing device, the driver element of gas frame lifting has more adopted sliding screw secondary, and adopt rolling lead screw pair in integral cosine doffing device almost seldom, only the Toyota Company of Japan and Shanghai Pacific Ocean group have adopted rolling lead screw secondary.Rolling lead screw pair has advantages of that with sliding screw parafacies ratio, rolling lead screw pair transmission efficiency is high, and transmission efficiency is up to 90 ~ 98%, and 2 ~ 3 times of average out to slip screw meet efficient, energy-conservation development trend; Friction torque is little, and contact stiffness is high, makes temperature rise and thermal distortion little, is conducive to improve dynamic characteristic and improves operating accuracy, and long working life, on average can reach 10 times of left and right of slip screw; Transmission gapless, without creeping, smooth running, transmission accuracy is high.But the mounting type of this rolling lead screw pair of two has all adopted rolling lead screw two ends to fix, and only rotates, and nut is made axially reciprocating along rolling lead screw.Due on spinning frame, this structure is arranged in the tailstock (or headstock) of spinning frame by limitation, because of driven workpiece---the transmission tube that doffs is equivalent to elongate rod, in one end, apply active force, make the straightness accuracy of the transmission tube that doffs and installation precision require very high, otherwise can produce larger extra load, for example, if still adopt the fixing mode in rolling lead screw two ends to be installed on the spinning frame of overlength (>=1200 ingot), this problem will be more serious.
If rolling lead screw pair can be arranged in to the middle part of spinning frame, not only can reduce the straightness accuracy of the transmission tube that doffs and installation precision requirement, and can, keeping straightness accuracy and installation precision to require on constant basis, for example be arranged on, on the spinning frame of overlength (>=1200 ingot).Like this, in structure, need to be improved to that nut location fixing only rotates, rolling lead screw is reciprocating vertically, i.e. the ball screw ancillary equipment of nut rotary type.
Summary of the invention
Technical problem to be solved in the utility model is to provide the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut, this Plant arrangement not only can guarantee the straightness accuracy of the transmission tube that doffs and installation precision requirement at spinning frame middle part, but also can be arranged on the spinning frame of overlength, compact structure, smooth running.
The technical solution adopted in the utility model: the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut, it comprises ball screw 1, special nut 2, thrust ball bearing 3, internal axle sleeve 4, external axle sleeve 5, locking nut 6, nut seat 8, fitting seat 9, sprocket wheel 10 and ball, on the body of rod of described ball screw 1, be provided with main thread track, special nut 2 internal surfaces are provided with the deputy thread track matching with ball screw 1, special nut (2) outer surface is provided with the oval of a projection, between ball screw 1 and the track of special nut 2, is provided with ball; The oval left side of special nut 2 is provided with a pair of thrust ball bearing 3, between two thrust ball bearings 3, be provided with internal axle sleeve 4 and the external axle sleeve 5 of top lifting card inner ring and outer ring effect, thrust ball bearing 3 is fixed on special nut 2 by locking nut 6, and the oval right side of special nut 2 is fixing with sprocket wheel 10 by screw 16; Thrust ball bearing 3 is sleeved on nut seat 8, and nut seat 8 is arranged on fitting seat 9.
This device also comprises seal ring 7, regulating ring 17 and sealing plate 18, and regulating ring 17 is arranged between locking nut 6 and thrust ball bearing 3, for thrust ball bearing 3 structures are carried out to pretension; Sealing plate 18 is arranged on regulating ring 17 outside with thrust ball bearing 3, makes thrust ball bearing 3 internal environments sealings; Seal ring 7 is arranged between the oval and nut seat 8 of special nut 2.
On described ball screw 1, suit is provided with little sheath 11, large sheath 12, left telescopic cover 13 and right telescopic cover 14, left telescopic cover 13 is connected with special nut 2 left ends by large sheath 12, right telescopic cover 14 is connected with special nut 2 right-hand members by little sheath 11, for ball screw 1 is moved in the environment of sealing configuration, its medium and small sheath 11 is connected with described spinning frame by supporting structure with large sheath 12.
Described little sheath 11 and large sheath 12 are provided with sealing configuration with special nut 2 contacting points.
On described nut seat 8, be provided with lubricating cup 15, for to thrust ball bearing 3 intermittent oilings.
Described ball screw 1 is cold rolling ball screw.
Described screw 16 employing mechanical propertys are the screw of 12.9 grades.
The utility model compared with prior art its beneficial effect is:
1. the utility model compact structure, rationally distributed, smooth running;
2. the utility model is arranged in spinning frame middle part, nut is only done rotation and is rotated in fixed position, screw mandrel is along its axial motion, in conjunction with its supplementary structure, not only can reduce workpiece---straightness accuracy and the installation precision requirement of the transmission tube that doffs, and can keep straightness accuracy and installation precision to require on constant basis, for example be arranged on, on the spinning frame of overlength (>=1200 ingot), solved a defect having existed since true of the transmission tube that doffs in spinning frame;
3. the utility model has also used the protection structure special to ball screw, the structure of the little sheath arranging at ball screw two ends, large sheath, left telescopic cover and right telescopic cover, ball screw is operated in complete hermetic structure, prevent the impact under the more spinning environment of dust, flyings;
4. the utility model, in special nut and thrust ball bearing joint, is provided with seal ring, regulating ring and sealing plate etc. structure, further guarantees the sealing of this device, and the cup structure of extraction arranging on nut seat, makes the running of this device lubricated, increases the service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut, it comprises ball screw 1, special nut 2, thrust ball bearing 3, internal axle sleeve 4, external axle sleeve 5, locking nut 6, nut seat 8, fitting seat 9, sprocket wheel 10 and ball, on the body of rod of described ball screw 1, be provided with main thread track, special nut 2 internal surfaces are provided with the deputy thread track matching with ball screw 1, outer surface is provided with the oval of a projection, between the track of ball screw 1 and special nut 2, be provided with ball, ball screw 1 is cold rolling ball screw, energy-conservation and increase the service life, the oval left side of special nut 2 is provided with a pair of thrust ball bearing 3 of combination back-to-back, realizes the pressure center of bearing apart from increase, improves its load-carrying properties.Between two thrust ball bearings 3, be provided with internal axle sleeve 4 and the external axle sleeve 5 of top lifting card inner ring and outer ring effect, thrust ball bearing 3 is fixed on special nut 2 by locking nut 6, and the oval right side of special nut 2 is that the screw 16 of 12.9 grades is fixing with sprocket wheel 10 by least two mechanical propertys; Thrust ball bearing 3 is sleeved on nut seat 8, is provided with lubricating cup 15 on nut seat 8, and for to thrust ball bearing 3 intermittent oilings, nut seat 8 is arranged on fitting seat 9, and fitting seat 9 is connected with the integral cosine doffing device of spinning frame.Regulating ring 17 is arranged between locking nut 6 and thrust ball bearing 3, for thrust ball bearing 3 structures are carried out to pretension, makes this device smooth running; Sealing plate 18 is arranged on regulating ring 17 outside with thrust ball bearing 3, makes thrust ball bearing 3 internal environments sealings; Seal ring 7 is arranged between the oval and nut seat 8 of special nut 2, prevents that the Lubricants in bearing from leaking.Described ball screw 1 two ends are provided with the little sheath 11 of complete machine support and connection and on sheath 12, little sheath 11 and large sheath 12, are also respectively arranged with right telescopic cover 14 and left telescopic cover 13 greatly, left telescopic cover 13 is connected with special nut 2 left ends by large sheath 12, right telescopic cover 14 is connected with special nut 2 right-hand members by little sheath 11, for ball screw 1 is operated in the environment of sealing configuration, adaptation moves under dust and the more environment of flyings, and its medium and small sheath 11 and large sheath 12 are provided with sealing configuration with special nut 2 contacting points.
Special nut of the present utility model and thrust ball bearing and nut seat are fixed on spinning frame middle part, thereby drive special nut to rotate around ball screw in its fixed position by motor driving sprocket wheel, thereby order about ball screw to-and-fro motion vertically, drive the transmission tube action of doffing being connected with ball screw, assurance doff straightness accuracy and the installation precision requirement of transmission tube, and can, keeping straightness accuracy and installation precision to require on constant basis, be arranged on the spinning frame of overlength (being greater than 1200 ingots).
Claims (7)
1. the revolving ball screw ancillary equipment of spinning frame upper cap nut, it comprises ball screw (1), special nut (2), thrust ball bearing (3), internal axle sleeve (4), external axle sleeve (5), locking nut (6), nut seat (8), fitting seat (9), sprocket wheel (10) and ball, on the body of rod of the ball screw (1) described in it is characterized in that, be provided with main thread track, special nut (2) internal surface is provided with the deputy thread track matching with ball screw (1), special nut (2) outer surface is provided with the oval of a projection, between the track of ball screw (1) and special nut (2), be provided with ball, the oval left side of special nut (2) is provided with a pair of thrust ball bearing (3), between two thrust ball bearings (3), be provided with internal axle sleeve (4) and the external axle sleeve (5) of top lifting card inner ring and outer ring effect, it is upper that thrust ball bearing (3) is fixed on special nut (2) by locking nut (6), and the oval right side of special nut (2) is fixing by screw (16) and sprocket wheel (10), it is upper that thrust ball bearing (3) is sleeved on nut seat (8), and nut seat (8) is arranged on fitting seat (9).
2. the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut according to claim 1, it is characterized in that also comprising seal ring (7), regulating ring (17) and sealing plate (18), regulating ring (17) is arranged between locking nut (6) and thrust ball bearing (3), for thrust ball bearing (3) structure is carried out to pretension; Sealing plate (18) is arranged on regulating ring (17) above and the outside of thrust ball bearing (3), for making the sealing of thrust ball bearing (3) internal environment; Seal ring (7) is arranged between the oval and nut seat (8) of special nut (2).
3. the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut according to claim 1 and 2, it is characterized in that the upper suit of described ball screw (1) is provided with little sheath (11), large sheath (12), left telescopic cover (13) and right telescopic cover (14), left telescopic cover (13) is connected with special nut (2) left end by large sheath (12), right telescopic cover (14) is connected with special nut (2) right-hand member by little sheath (11), be used for making ball screw (1) to move in the environment of sealing configuration, its medium and small sheath (11) is connected with described spinning frame by supporting structure with large sheath (12).
4. the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut according to claim 3, is characterized in that described little sheath (11) and large sheath (12) are provided with sealing configuration with special nut (2) contacting point.
5. the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut according to claim 1 and 2, is characterized in that being provided with lubricating cup (15) on described nut seat (8), for to thrust ball bearing (3) intermittent oiling.
6. the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut according to claim 1 and 2, is characterized in that described ball screw (1) is cold rolling ball screw.
7. the revolving ball screw ancillary equipment of a kind of spinning frame upper cap nut according to claim 1 and 2, is characterized in that described screw (16) employing mechanical property is the screw of 12.9 grades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320545774.3U CN203516631U (en) | 2013-09-04 | 2013-09-04 | Nut rotating type ball screw pair device on spinning frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320545774.3U CN203516631U (en) | 2013-09-04 | 2013-09-04 | Nut rotating type ball screw pair device on spinning frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203516631U true CN203516631U (en) | 2014-04-02 |
Family
ID=50375564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320545774.3U Expired - Fee Related CN203516631U (en) | 2013-09-04 | 2013-09-04 | Nut rotating type ball screw pair device on spinning frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203516631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453097A (en) * | 2013-09-04 | 2013-12-18 | 经纬纺织机械股份有限公司 | Nut rotating type ball screw pair device on spinning machine |
-
2013
- 2013-09-04 CN CN201320545774.3U patent/CN203516631U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453097A (en) * | 2013-09-04 | 2013-12-18 | 经纬纺织机械股份有限公司 | Nut rotating type ball screw pair device on spinning machine |
| CN103453097B (en) * | 2013-09-04 | 2016-01-06 | 经纬纺织机械股份有限公司 | The revolving ball screw ancillary equipment of spinning frame upper cap nut |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103158025B (en) | A kind of bearing integral supporting structure for ball-screw support end | |
| CN103453097B (en) | The revolving ball screw ancillary equipment of spinning frame upper cap nut | |
| CN217317105U (en) | High-speed nut rotary feed screw device | |
| CN110486382A (en) | A kind of diameter axial direction Permanent-magnet bearing system and device | |
| CN203516631U (en) | Nut rotating type ball screw pair device on spinning frame | |
| CN207437605U (en) | A kind of bearing | |
| CN102672831A (en) | Spindle system of multi-wire saw | |
| CN202656337U (en) | Spindle system of multi-wire cutting machine | |
| CN103481387A (en) | Main shaft system of multi-wire cutting machine | |
| CN102588563B (en) | Stirring shaft bearing type gear reduction unit | |
| CN204339412U (en) | A kind of ball-screw end spring bearing configuration structure of high speed feed axle | |
| CN209182042U (en) | A kind of even rouge experimental rig of face contact type wheel set bearing | |
| CN208634220U (en) | A kind of used in new energy vehicles bearing | |
| CN106958605A (en) | A kind of lightweight bearing block | |
| CN202946530U (en) | Axle assembly and plane gate with same | |
| CN208519058U (en) | A kind of thrust ball and bearing with cross roller ball combination bearing | |
| CN202390530U (en) | Universal drive shaft of continuous coating machine | |
| CN205588076U (en) | Grinding carriage of large -scale bent axle follow -up grinding machine | |
| CN207711102U (en) | A kind of scroll saw rotation for producing GaAs twists device main axle structure | |
| CN206257161U (en) | A kind of double-row angular contact bal bearing | |
| CN202203286U (en) | Full-sealed type rotation connector component | |
| CN202132377U (en) | Double-row cylindrical roller bearing | |
| CN203307034U (en) | Lower rotating body of filling and can sealing unit | |
| CN220227548U (en) | High-tightness main shaft bearing | |
| CN202646378U (en) | Ball bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20160904 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |