CN202540016U - Auxiliary support device of numerical control machine tool long ball screw - Google Patents
Auxiliary support device of numerical control machine tool long ball screw Download PDFInfo
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- CN202540016U CN202540016U CN2011205144222U CN201120514422U CN202540016U CN 202540016 U CN202540016 U CN 202540016U CN 2011205144222 U CN2011205144222 U CN 2011205144222U CN 201120514422 U CN201120514422 U CN 201120514422U CN 202540016 U CN202540016 U CN 202540016U
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Abstract
The utility model relates to an auxiliary support device of a numerical control machine tool long ball screw, which is technically characterized in that a left slide block and a right slide block are arranged at two ends of a support linear guide rail, a left regulation plate and a right regulation plate are respectively arranged on the left slide block and the right slide block, a left impact block and a right impact block are respectively arranged on the left regulation plate and the right regulation plate, a left screw support plate and a right screw support plate are respectively arranged on the left impact block and the right impact block, a left support plate sleeve and a right support plate sleeve are respectively arranged on the left screw support plate and the right screw support plate, the left screw support plate is connected with a left support plate pressure cover, a left front connecting block and a left back connecting block are installed below the left regulation plate, a right front connecting block and a right back connecting block are installed below the right regulation plate, the left front connecting block is connected with the left end of a front connecting rod, and the right front connecting block is connected with the right end of the front connecting rod. With the adoption of the auxiliary support device, the defects of droop and deformation due to deadweight of a lead screw of a numerical control machine tool with a stroke exceeding 4 meters, particularly deflection deformation due to jumping and the like are solved; and as an auxiliary support point is added in traditional two-point support, an installation span is reduced, and bending deformation of the ball screw is minimized in the running process.
Description
Technical field:
The utility model relates to the device on the big-and-middle-sized numerical control gantry machine tool, the long ball-screw auxiliary support apparatus of particularly a kind of Digit Control Machine Tool.
Background technology
Before the utility model invention, the drive disk assembly of existing Digit Control Machine Tool adopts the ball-screw transmission mostly, adopts motor cabinet and 2 supports of bearing block, and is as shown in Figure 1.This shows, surpass 4 meters Digit Control Machine Tool, because that the leading screw deadweight causes is sagging for stroke; Can cause distortion, particularly when Digit Control Machine Tool ran up, leading screw can produce very big beating; Form deflection deformation; Certainly will influence the transmission accuracy of leading screw, long-term use can cause tired spot corrosion, even destroys whole transmission mechanism.
Summary of the invention
The purpose of the utility model just is to overcome above-mentioned defective, develops the long ball-screw auxiliary support apparatus of a kind of Digit Control Machine Tool.
The technical scheme of the utility model is:
The long ball-screw auxiliary support apparatus of a kind of Digit Control Machine Tool; Its major technique is characterised in that left slider and right slide block are connected to support linear guides two ends; Left side adjustable plate, right adjustable plate are separately fixed on left slider, the right slide block, and left collision block, right collision block are separately fixed on left adjustable plate, the right adjustable plate, and left leading screw supporting plate, right leading screw supporting plate are separately fixed on left collision block, the right collision block; Left side supporting plate cover, right supporting plate cover are installed in respectively on left leading screw supporting plate, the right leading screw supporting plate; Left side leading screw supporting plate, left supporting plate gland connect, and right leading screw supporting plate, right supporting plate gland connect, and the leading screw two ends are in the middle of the two; Below the adjustable plate of a left side left front contiguous block, left back contiguous block are installed; Below the right adjustable plate right front contiguous block, right back contiguous block are installed, left front contiguous block is connected with the left end of front rod, and right front contiguous block is connected with the right-hand member of front rod; Left back contiguous block is connected with the left end of rear connecting rod, and right back contiguous block is connected with the right-hand member of rear connecting rod.
Advantage of the utility model and effect are in the servomechanism of lathe; Utilize the optimum organization of bracing or strutting arrangement, the ball-screw auxiliary support apparatus upwards is installed, promptly in original 2 supports, increased the supplemental support point in the footpath of ball-screw; Reduced the installation span; Make the flexural deformation of ball-screw drop to minimum during operation, thereby improved the precision level of lead screw transmission, produce excessive ball-screw when having avoided and be out of shape because of high speed or high acceleration rotation; Thereby guaranteed the torsional rigidity of location transmission, the shock loading that acts on nut seat and workpiece in addition also is able to rational control.Effectively reach stable drive, reduced noise, improved the dynamic characteristic of transmission system greatly.
Description of drawings
Fig. 1--2 of Ball-screw in NC Machine Tools support sketch map in the-prior art.
Fig. 2--the overall schematic of-the utility model auxiliary support apparatus.
Fig. 3--the schematic top plan view of-the utility model auxiliary support apparatus.
The A of Fig. 4---the utility model auxiliary support apparatus overall schematic (Fig. 2) is to (left side) view.
The B of Fig. 5---the utility model auxiliary support apparatus overall schematic (Fig. 2) is to (right side) view.
Each label representes that corresponding component is following among the figure:
Leading screw 1, left leading screw supporting plate 2, right leading screw supporting plate 3, left supporting plate gland 4, right supporting plate gland 5, left supporting plate cover 6, right supporting plate cover 7, left collision block 8, right collision block 9, left adjustable plate 10, right adjustable plate 11, left front contiguous block 12, left back contiguous block 13, right front contiguous block 14, right back contiguous block 15, front rod 16, rear connecting rod 17, hit plate 18,, support linear guides 19, left slider 20, right slide block 21, feed screw nut seat 22
The specific embodiment
The utility model structure such as Fig. 2, Fig. 3, Fig. 4, shown in Figure 5:
Supporting linear guides 19 is installed on the machine tool main body; Left slider 20 is connected to right slide block 21 and supports linear guides 19 two ends; Left side adjustable plate 10 is separately fixed on left slider 20, the right slide block 21 in order to the adjustment alignment error with right adjustable plate 11; Left side collision block 8 and right collision block 9 are separately fixed on left adjustable plate 10, the right adjustable plate 11; Left side leading screw supporting plate 2, right leading screw supporting plate 3 are separately fixed on left collision block 8, the right collision block 9, and left supporting plate cover 6 is enclosed in the periphery of leading screw 1 and connects, to support leading screw 1; Left side supporting plate cover 6 is installed on the left leading screw supporting plate 2; Left side supporting plate gland 4 is fastened on the left leading screw supporting plate 2 through screw; Fix left supporting plate cover 6 simultaneously and do not move in the axial direction, so left leading screw supporting plate 2, left supporting plate gland 4, left supporting plate cover 6 form a hollow sleeve and encircle in the footpath of leading screw 1 upwards; Equally, right supporting plate cover 7 is enclosed on the periphery of leading screw 1 and connects, to support leading screw 1; Right supporting plate cover 7 is installed on the right leading screw supporting plate 3; Right supporting plate gland 5 then is fastened on the right leading screw supporting plate 3 through screw; Fixing right supporting plate cover 7 does not simultaneously move in the axial direction; So right leading screw supporting plate 3, right supporting plate gland 5, right supporting plate cover 7 form another hollow sleeves and encircle in the footpath of leading screw 1 upwards, and promptly left leading screw supporting plate 2, left supporting plate gland 4 are joined together to form a hollow sleeve through screw; Right side leading screw supporting plate 3, right supporting plate gland 5 are joined together to form another hollow sleeve through screw; Leading screw 1 two ends are passed from these two hollow sleeves; Two hollow sleeves combine the together support ball-screw; Left side leading screw supporting plate 2 is installed on the left adjustable plate 10 through screw, and left adjustable plate 10 is fixed on the left slider 20; Right leading screw supporting plate 3 is installed on the right adjustable plate 11 through screw, and right adjustable plate 11 is fixed on the right slide block 21, is used for adjusting the accumulated error that assembling process is brought; Left front contiguous block 12 and left back contiguous block 13 are installed, right adjustable plate 11 following right front contiguous block 14 and the right back contiguous blocks 15 installed below the left side adjustable plate 10; Left front contiguous block 12 is connected with the left end of front rod 16, and right front contiguous block 14 is connected with the right-hand member of front rod 16; Left back contiguous block 13 is connected with the left end of rear connecting rod 17, and right back contiguous block 15 is connected with the right-hand member of rear connecting rod 17.Hit plate 18 and be fixed on the feed screw nut seat 22, feed screw nut seat 22 is enclosed in the periphery of leading screw 1 and connects, and promptly feed screw nut seat 22 is socketed on the leading screw 1.
The utility model application process is explained as follows:
Can find out that through Fig. 2 under primary condition, auxiliary support apparatus is actionless; When feed screw nut seat 22 drive hit plate 18 towards left to motion; When hitting the left collision block 8 of plate 18 contact; The hollow sleeve that the hollow sleeve that left side leading screw supporting plate 2, left supporting plate gland 4, left supporting plate cover 6 are formed is formed along with left slider 20 and right leading screw supporting plate 3, right supporting plate gland 5, right supporting plate cover 7 stops when going to left limit along with right slide block moves supporting on the linear guides 19.
When leading screw to the right during direction operation principle the same.
A kind of long ball-screw supplemental support makes ball-screw in transmission process, obtain the support alignment, has improved the precision level of ball-screw transmission, and the fixation of attaching parts makes this device possess enough strength and stiffness before and after having given full play to.The optimum organization of this auxiliary support apparatus has guaranteed ball-screw stability of transmission, transmission efficiency and service life.
Claims (3)
1. the long ball-screw auxiliary support apparatus of Digit Control Machine Tool is characterized in that left slider and right slide block are connected to support linear guides two ends, and left adjustable plate, right adjustable plate are separately fixed on left slider, the right slide block; Left side collision block, right collision block are separately fixed on left adjustable plate, the right adjustable plate; Left side leading screw supporting plate, right leading screw supporting plate are separately fixed on left collision block, the right collision block, and left supporting plate cover, right supporting plate cover are installed in respectively on left leading screw supporting plate, the right leading screw supporting plate, and left leading screw supporting plate, left supporting plate gland connect; Right leading screw supporting plate, right supporting plate gland connect; The leading screw two ends are installed left front contiguous block, left back contiguous block below the left adjustable plate in the middle of the two, right front contiguous block, right back contiguous block are installed below the right adjustable plate; Left front contiguous block is connected with the left end of front rod, and right front contiguous block is connected with the right-hand member of front rod; Left back contiguous block is connected with the left end of rear connecting rod, and right back contiguous block is connected with the right-hand member of rear connecting rod.
2. the long ball-screw auxiliary support apparatus of a kind of Digit Control Machine Tool according to claim 1 is characterized in that left leading screw supporting plate, left supporting plate gland are joined together to form a hollow sleeve through screw; Right leading screw supporting plate, right supporting plate gland are joined together to form another hollow sleeve through screw; The leading screw two ends are passed from these two hollow sleeves.
3. the long ball-screw auxiliary support apparatus of a kind of Digit Control Machine Tool according to claim 1 is characterized in that hitting plate and is fixed on the feed screw nut seat, and the feed screw nut cover for seat is connected on the leading screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205144222U CN202540016U (en) | 2011-12-09 | 2011-12-09 | Auxiliary support device of numerical control machine tool long ball screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205144222U CN202540016U (en) | 2011-12-09 | 2011-12-09 | Auxiliary support device of numerical control machine tool long ball screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202540016U true CN202540016U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205144222U Expired - Lifetime CN202540016U (en) | 2011-12-09 | 2011-12-09 | Auxiliary support device of numerical control machine tool long ball screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202540016U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308629A (en) * | 2014-10-10 | 2015-01-28 | 荣成锻压机床有限公司 | Deflection deformation preventing device for turning ball screws by horizontal machine tool |
| CN104647109A (en) * | 2014-01-26 | 2015-05-27 | 柳州正菱重型数控机床有限公司 | Auxiliary supporting device for machine tool beam screw rod |
| CN104308629B (en) * | 2014-10-10 | 2017-01-04 | 荣成锻压机床有限公司 | Horizontal type cart wheeled litter ball-screw anti-deflection deformation device |
| CN107269788A (en) * | 2016-03-30 | 2017-10-20 | 日本东晟株式会社 | Ball-screw |
| CN107842585A (en) * | 2017-11-27 | 2018-03-27 | 宁夏银川大河数控机床有限公司 | Leading screw span support meanss easy to adjust and long span ball-screw |
| CN108481007A (en) * | 2018-01-24 | 2018-09-04 | 天津大学 | A kind of design method of horizontal Machining centers lathe bed four-point supporting |
| CN108627098A (en) * | 2018-06-21 | 2018-10-09 | 南京理工大学 | A kind of ball screw assembly, journey error measuring device with compensation device |
| CN110561170A (en) * | 2019-09-24 | 2019-12-13 | 河北发那数控机床股份有限公司 | Numerical control gantry lead screw supporting structure |
| CN113059363A (en) * | 2020-11-22 | 2021-07-02 | 湖北浩天博能机电科技有限公司 | Lathe horizontal lead screw retinue strutting arrangement |
| CN117301625A (en) * | 2023-10-30 | 2023-12-29 | 广州台盛纸箱机械有限公司 | Line pressing die cutting device for processing paper boxes |
-
2011
- 2011-12-09 CN CN2011205144222U patent/CN202540016U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104647109A (en) * | 2014-01-26 | 2015-05-27 | 柳州正菱重型数控机床有限公司 | Auxiliary supporting device for machine tool beam screw rod |
| CN104308629A (en) * | 2014-10-10 | 2015-01-28 | 荣成锻压机床有限公司 | Deflection deformation preventing device for turning ball screws by horizontal machine tool |
| CN104308629B (en) * | 2014-10-10 | 2017-01-04 | 荣成锻压机床有限公司 | Horizontal type cart wheeled litter ball-screw anti-deflection deformation device |
| CN107269788A (en) * | 2016-03-30 | 2017-10-20 | 日本东晟株式会社 | Ball-screw |
| CN107269788B (en) * | 2016-03-30 | 2021-07-13 | 日本东晟株式会社 | Ball screw |
| CN107842585A (en) * | 2017-11-27 | 2018-03-27 | 宁夏银川大河数控机床有限公司 | Leading screw span support meanss easy to adjust and long span ball-screw |
| CN108481007A (en) * | 2018-01-24 | 2018-09-04 | 天津大学 | A kind of design method of horizontal Machining centers lathe bed four-point supporting |
| CN108627098A (en) * | 2018-06-21 | 2018-10-09 | 南京理工大学 | A kind of ball screw assembly, journey error measuring device with compensation device |
| CN108627098B (en) * | 2018-06-21 | 2024-03-19 | 南京理工大学 | Ball screw pair stroke error measuring device with compensation device |
| CN110561170A (en) * | 2019-09-24 | 2019-12-13 | 河北发那数控机床股份有限公司 | Numerical control gantry lead screw supporting structure |
| CN113059363A (en) * | 2020-11-22 | 2021-07-02 | 湖北浩天博能机电科技有限公司 | Lathe horizontal lead screw retinue strutting arrangement |
| CN117301625A (en) * | 2023-10-30 | 2023-12-29 | 广州台盛纸箱机械有限公司 | Line pressing die cutting device for processing paper boxes |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |