CN103791065A - Movable supporting frame - Google Patents
Movable supporting frame Download PDFInfo
- Publication number
- CN103791065A CN103791065A CN201410047822.5A CN201410047822A CN103791065A CN 103791065 A CN103791065 A CN 103791065A CN 201410047822 A CN201410047822 A CN 201410047822A CN 103791065 A CN103791065 A CN 103791065A
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- frame
- screw rod
- riser
- movable stand
- supporting frame
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 52
- 230000033001 locomotion Effects 0.000 claims description 21
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 abstract 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
- F16H2025/2081—Parallel arrangement of drive motor to screw axis
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a movable supporting frame comprising a drive motor, a threaded rod, a rack, a lower guide rod, an upper guide rod, a working movable frame and movable supporting frame bodies. On the occasions with high-precise threaded transmission and long-distance linear conveying, the number of supporting points of the threaded rod is increased, the maximum distance between every two supporting points is greatly reduced, the bending resistant capacity of the threaded rod is improved, the deflection formed relative to the axis of the threaded rod is reduced, alternating loads generated by high-speed rotation of the threaded rod are reduced, and working precision and reliability of a threaded transmission mechanism are improved.
Description
Technical field
The present invention relates to a kind of removable supporting frame, be specifically related to the removable supporting frame of screw rod in a kind of screw thread transmission, belong to electric and mechanical & electrical technology field.
Background technique
At present, screw thread transmission has been widely used in straight line conveying and driving mechanism, and the especially development of ball wire rod mechanism and popularization, has greatly improved the precision of screw thread transmission, makes the application of screw thread transmission more extensive.General thread transmission mainly contains the compositions such as drive motor, frame, guide pillar, coupling, screw rod, movable stand with nut.Its basic functional principle is: the rotation of drive motor, drive bolt rotary by coupling, and the movable stand of promotion with nut, under the guiding of guide pillar, axial direction along screw rod does straight line motion, changes the sense of rotation of drive motor, can control the positive and negative linear movement direction of movable stand, change the rotational speed of drive motor, can control the point-to-point speed of movable stand.Screw thread transmission is also often applied to the special straight line of highi degree of accuracy, long distance and carries occasion.
Carry occasion for this special straight line, require the length of screw rod long, in the time moving to one end of screw rod with the movable stand of nut, on screw rod, respective support point is distant, screw rod forms certain amount of deflection with respect to axis under self gravitation effect, and when drive motor drives screw rod High Rotation Speed by coupling, screw rod can produce circuit oscillation, and the strong point is produced to alternate load, the as easy as rolling off a log damage that causes thread transmission.The present invention is desirable to provide the technological scheme of a set of removable supporting frame, in screw thread transmission highi degree of accuracy, long apart from straight line conveying occasion, increase the strong point of screw rod, reduce the ultimate range between adjacent two strong points, improve the anti-bendability of screw rod, reduce the amount of deflection that screw rod forms with respect to axis, reduce the alternate load that screw rod High Rotation Speed produces, for the reliably working of thread transmission provides safeguard.
Summary of the invention
In order to improve precision and the reliability of thread transmission work, the invention provides a kind of removable supporting frame, in screw thread transmission highi degree of accuracy, long apart from straight line conveying occasion, increase the strong point of screw rod, greatly reduce the ultimate range between adjacent two strong points, improve the anti-bendability of screw rod, reduce the amount of deflection that screw rod forms with respect to axis, reduce the alternate load that screw rod High Rotation Speed produces.
In order to reach above object, technological scheme of the present invention is as follows:
A kind of removable supporting frame, comprising: drive motor, screw rod, frame, lower guide rod, top guide bar, work movable stand, movable supporting frame;
Described drive motor is arranged on the left end of frame, and its output shaft is connected with the left end of screw rod, and described drive motor can drive screw rod to realize and rotate, and transferring power; The left riser of organic frame and the right riser of frame in described frame, arrange respectively bearing hole on the left riser of described frame and the right riser of frame, and be separately installed with left bearing and right bearing; Described screw rod is arranged between the left riser of frame and the right riser of frame, and its left and right portion is realized and being supported by left bearing and right bearing respectively; Between the left riser of described frame and the right riser of frame, be also connected and installed with lower guide rod and top guide bar, described lower guide rod and top guide bar are fixedly connected with the left riser of frame and the right riser of frame by left nut one, left nut two and right nut one, right nut two respectively; Between the left riser of described frame and the right riser of frame, work movable stand is also installed, the centre of described work movable stand has threaded interior hole, described threaded interior hole forms and is threaded with screw rod, can realize screw thread transmission, the top and the bottom of described work movable stand have through hole, itself and lower guide rod and top guide bar form and are slidably matched respectively, realize the guiding of work movable stand, in the time producing rotation under the driving of screw rod at drive motor, the movable stand that can push the work forward is realized axial straight line motion, on work movable stand, shuttle table can be installed;
Between the left riser of described frame and the right riser of frame, movable supporting frame is also installed, described movable supporting frame comprises left support frame, right support frame, lower connecting rod, upper connecting rod, the left support frame of described movable supporting frame, right support frame is arranged on respectively the work movable stand left and right sides, left support frame simultaneously, right support frame is respectively at middle part, on, bottom respectively offers through hole, these through holes respectively with the outer wall of screw rod, the outer wall of lower guide rod and top guide bar forms and is slidably matched, described left support frame, right support frame passes through lower connecting rod, the lower hole of work movable stand and the upper hole of work movable stand that upper connecting rod passes through work movable stand are connected, and by left nut three, left nut four and right nut three, right nut four is realized fixing, the movable supporting frame that structure strikes up partnership, described movable supporting frame can be realized entirety and move axially under the effect of external force, and screw rod is formed to supporting effect.
As preferred version, above-mentioned drive motor is common electric machine or actuating motor.
As preferred version, above-mentioned screw rod is common screw or ball screw.
As preferred version, above-mentioned drive motor is directly connected or is connected by coupling with screw rod.
As preferred version, above-mentioned left bearing and right bearing are plain bearing, or rolling bearing, or sliding bearing.
The working principle of removable supporting frame:
(1), in the time that drive motor clockwise direction rotates, driving screw rod to do clockwise direction by relevant connection rotatablely moves, because the centre of work movable stand has threaded interior hole, threaded interior hole forms and is threaded with screw rod, can realize screw thread transmission, in the time that screw rod does clockwise direction and rotatablely moves, work movable stand, under the driving of screw rod, does straight line motion left.When work movable stand does straight line motion left, while not touching the left support frame of movable supporting frame, the left riser of frame, left support frame, work movable stand, right support frame, the right riser of frame form 5 strong points with respect to screw rod, compare with the thread transmission that there is no movable supporting frame, in the present invention, screw rod has increased by two strong points, and greatly reduce the distance between adjacent two strong points, reduce the amount of deflection that screw rod forms with respect to axis, improved operating accuracy and the reliability of thread transmission, when work movable stand continues to do straight line motion left, and while touching the left support frame of movable supporting frame, work movable stand can drive movable supporting frame entirety to do together straight line motion left, until complete whole strokes left, now, if movable supporting frame is not installed in thread transmission, screw rod is by the left riser of frame, work movable stand, the right riser of frame forms 3 strong points, ultimate range between adjacent supports point is the distance between work movable stand and the right riser of frame, the namely whole working stroke of thread transmission, especially in the thread transmission of long distance, screw rod can form larger amount of deflection with respect to axis, in the present invention, install after movable supporting frame, by the left riser of frame, left support frame, work movable stand, right support frame, the right riser of frame forms 5 strong points with respect to screw rod, ultimate range between adjacent supports point is the distance between right support frame and the right riser of frame, words reasonable in design, this distance can be the half working stroke of thread transmission, greatly reduce the ultimate range between adjacent two strong points, reduce the amount of deflection that screw rod forms with respect to axis, operating accuracy and the reliability of thread transmission are improved.By changing drive motor clockwise direction rotational speed, can control work movable stand straight-line speed left.
(2), in the time that drive motor counterclockwise rotates, driving screw rod to do by relevant connection counterclockwise rotatablely moves, because the centre of work movable stand has threaded interior hole, threaded interior hole forms and is threaded with screw rod, can realize screw thread transmission, when screw rod does while counterclockwise rotatablely moving, work movable stand, under the driving of screw rod, does straight line motion to the right.When work movable stand does straight line motion to the right, while not touching the right support frame of movable supporting frame, the left riser of frame, left support frame, work movable stand, right support frame, the right riser of frame form 5 strong points with respect to screw rod, compare with the thread transmission that there is no movable supporting frame, in the present invention, screw rod has increased by two strong points, and greatly reduce the distance between adjacent two strong points, reduce the amount of deflection that screw rod forms with respect to axis, improved operating accuracy and the reliability of thread transmission, when work movable stand continues to do straight line motion to the right, and while touching the right support frame of movable supporting frame, work movable stand can drive movable supporting frame entirety to do together straight line motion to the right, until complete whole strokes to the right, now, if movable supporting frame is not installed in thread transmission, screw rod is by the left riser of frame, work movable stand, the right riser of frame forms 3 strong points, ultimate range between adjacent supports point is the distance between the left riser of frame and work movable stand, the namely whole working stroke of thread transmission, especially in the thread transmission of long distance, screw rod can form larger amount of deflection with respect to axis, in the present invention, install after movable supporting frame, by the left riser of frame, left support frame, work movable stand, right support frame, the right riser of frame forms 5 strong points with respect to screw rod, ultimate range between adjacent supports point is the distance between left support frame and the left riser of frame, words reasonable in design, this distance can be the half working stroke of thread transmission, greatly reduce the ultimate range between adjacent two strong points, reduce the amount of deflection that screw rod forms with respect to axis, operating accuracy and the reliability of thread transmission are improved.By changing counterclockwise rotational speed of drive motor, can control work movable stand straight-line speed to the right.
The removable supporting frame of one provided by the invention, in screw thread transmission highi degree of accuracy, long apart from straight line conveying occasion, increase the strong point of screw rod, greatly reduce the ultimate range between adjacent two strong points, improve the anti-bendability of screw rod, reduce the amount of deflection that screw rod forms with respect to axis, reduced the alternate load that screw rod High Rotation Speed produces, improved precision and the reliability of thread transmission work.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, a kind of removable supporting frame, it comprises: drive motor 1, screw rod 2, frame 3, lower guide rod 6, top guide bar 12, work movable stand 15, movable supporting frame 7.
Drive motor 1 is arranged on the left end of frame 3, and its output shaft is connected with the left end of screw rod 2, and drive motor 1 can drive screw rod 2 to realize and rotate, and transferring power; The left riser 16 of organic frame and the right riser 8 of frame in frame 3, arrange respectively bearing hole on the left riser 16 of frame and the right riser 8 of frame, and be separately installed with left bearing 4 and right bearing 10; Screw rod 2 is arranged between the left riser 16 of frame and the right riser 8 of frame, and its left and right portion is realized and being supported by left bearing 4 and right bearing 10 respectively; Between the left riser 16 of frame and the right riser 8 of frame, be also connected and installed with lower guide rod 6 and top guide bar 12, lower guide rod 6 and top guide bar 12 are fixedly connected with the left riser 16 of frame and the right riser 8 of frame by left nut 1, left nut 2 17 and right nut 1, right nut 2 11 respectively; Between the left riser 16 of frame and the right riser 8 of frame, work movable stand 15 is also installed, the centre of work movable stand 15 has threaded interior hole, threaded interior hole forms and is threaded with screw rod 2, can realize screw thread transmission, the top and the bottom of work movable stand 15 have through hole, itself and lower guide rod 6 and top guide bar 12 form and are slidably matched respectively, realize the guiding of work movable stand 15, in the time that screw rod 2 produces rotation under the driving of drive motor 1, the movable stand 15 that can push the work forward is realized axial straight line motion, on work movable stand 15, shuttle table can be installed.
Between the left riser 16 of frame and the right riser 8 of frame, movable supporting frame 7 is also installed, movable supporting frame 7 comprises left support frame 7-2, right support frame 7-4, lower connecting rod 7-3, upper connecting rod 7-7, the left support frame 7-2 of supporting frame 7, right support frame 7-4 is arranged on respectively work movable stand 15 left and right sides, left support frame 7-2 simultaneously, right support frame 7-4 is respectively at middle part, on, bottom respectively offers through hole, these through holes respectively with the outer wall of screw rod 2, the outer wall of lower guide rod 6 and top guide bar 12 forms and is slidably matched, left support frame 7-2, right support frame 7-4 is by lower connecting rod 7-3, upper connecting rod 7-7 passes through under the work movable stand of work movable stand 15 hole 14 on hole 13 and work movable stand and is connected, and by left nut three 7-1, left nut four 7-8 and right nut three 7-5, right nut four 7-6 realize fixing, the movable supporting frame 7 that structure strikes up partnership, movable supporting frame 7 can be realized entirety and move axially under the effect of external force, and screw rod 2 is formed to supporting effect.
As preferred version, drive motor 1 can be common electric machine, can be also actuating motor.
As preferred version, screw rod 2 can be common screw, can be also ball screw.
As preferred version, drive motor 1 can directly be connected with screw rod 2, also can be connected by coupling.
As preferred version, left bearing 4 and right bearing 10 are the bearing on common meaning, can be rolling bearings, can be also sliding bearings.
The working principle of removable supporting frame:
(1), in the time of drive motor 1 clockwise direction rotation, driving screw rod 2 to do clockwise direction by relevant connection rotatablely moves, because the centre of work movable stand 15 has threaded interior hole, threaded interior hole forms and is threaded with screw rod 2, can realize screw thread transmission, in the time that screw rod 2 does clockwise direction and rotatablely moves, work movable stand 15, under the driving of screw rod 2, does straight line motion left.When work movable stand 15 does straight line motion left, while not touching the left support frame 7-2 of movable supporting frame 7, the left riser 16 of frame, left support frame 7-2, work movable stand 15, right support frame 7-4, the right riser 8 of frame form 5 strong points with respect to screw rod 2, compare with the thread transmission that there is no movable supporting frame 7, in the present invention, screw rod 2 has increased by two strong points, and greatly reduce the distance between adjacent two strong points, reduce the amount of deflection that screw rod 2 forms with respect to axis, improved operating accuracy and the reliability of thread transmission, when work movable stand 15 continues to do straight line motion left, and while touching the left support frame 7-2 of movable supporting frame 7, work movable stand 15 can drive movable supporting frame 7 entirety to do together straight line motion left, until complete whole strokes left, now, if movable supporting frame 7 is not installed in thread transmission, screw rod 2 is by the left riser 16 of frame, work movable stand 15, the right riser 8 of frame forms 3 strong points, ultimate range between adjacent supports point is the distance between the right riser 8 of work movable stand 15 and frame, the namely whole working stroke of thread transmission, especially in the thread transmission of long distance, screw rod 2 can form larger amount of deflection with respect to axis, in the present invention, install after movable supporting frame 7, by the left riser 16 of frame, left support frame 7-2, work movable stand 15, right support frame 7-4, the right riser 8 of frame forms 5 strong points with respect to screw rod 2, ultimate range between adjacent supports point is the distance between the right riser 8 of right support frame 7-4 and frame, words reasonable in design, this distance can be the half working stroke of thread transmission, greatly reduce the ultimate range between adjacent two strong points, reduce the amount of deflection that screw rod 2 forms with respect to axis, operating accuracy and the reliability of thread transmission are improved.By changing drive motor 1 clockwise direction rotational speed, can control work movable stand 15 straight-line speed left.
(2), in the time that drive motor 1 counterclockwise rotates, driving screw rod 2 to do by relevant connection counterclockwise rotatablely moves, because the centre of work movable stand 15 has threaded interior hole, threaded interior hole forms and is threaded with screw rod 2, can realize screw thread transmission, when screw rod 2 does while counterclockwise rotatablely moving, work movable stand 15, under the driving of screw rod 2, does straight line motion to the right.When work movable stand 15 does straight line motion to the right, while not touching the right support frame 7-4 of movable supporting frame 7, the left riser 16 of frame, left support frame 7-2, work movable stand 15, right support frame 7-4, the right riser 8 of frame form 5 strong points with respect to screw rod 2, compare with the thread transmission that there is no movable supporting frame 7, in the present invention, screw rod 2 has increased by two strong points, and greatly reduce the distance between adjacent two strong points, reduce the amount of deflection that screw rod 2 forms with respect to axis, improved operating accuracy and the reliability of thread transmission, when work movable stand 15 continues to do straight line motion to the right, and while touching the right support frame 7-4 of movable supporting frame 7, work movable stand 15 can drive movable supporting frame 7 entirety to do together straight line motion to the right, until complete whole strokes to the right, now, if movable supporting frame 7 is not installed in thread transmission, screw rod 2 is by the left riser 16 of frame, work movable stand 15, the right riser 8 of frame forms 3 strong points, ultimate range between adjacent supports point is the distance between the left riser 16 of frame and work movable stand 15, the namely whole working stroke of thread transmission, especially in the thread transmission of long distance, screw rod 2 can form larger amount of deflection with respect to axis, in the present invention, install after movable supporting frame 7, by the left riser 16 of frame, left support frame 7-2, work movable stand 15, right support frame 7-4, the right riser 8 of frame forms 5 strong points with respect to screw rod 2, ultimate range between adjacent supports point is the distance between the left riser 16 of left support frame 7-2 and frame, words reasonable in design, this distance can be the half working stroke of thread transmission, greatly reduce the ultimate range between adjacent two strong points, reduce the amount of deflection that screw rod 2 forms with respect to axis, operating accuracy and the reliability of thread transmission are improved.By changing counterclockwise rotational speed of drive motor 1, can control work movable stand 15 straight-line speed to the right.
The removable supporting frame of one provided by the invention, in screw thread transmission highi degree of accuracy, long apart from straight line conveying occasion, increase the strong point of screw rod, greatly reduce the ultimate range between adjacent two strong points, improve the anti-bendability of screw rod, reduce the amount of deflection that screw rod forms with respect to axis, reduced the alternate load that screw rod High Rotation Speed produces, improved precision and the reliability of thread transmission work.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. a removable supporting frame, is characterized in that comprising: drive motor, screw rod, frame, lower guide rod, top guide bar, work movable stand, movable supporting frame;
Described drive motor is arranged on the left end of frame, and its output shaft is connected with the left end of screw rod, and described drive motor can drive screw rod to realize and rotate, and transferring power; The left riser of organic frame and the right riser of frame in described frame, arrange respectively bearing hole on the left riser of described frame and the right riser of frame, and be separately installed with left bearing and right bearing; Described screw rod is arranged between the left riser of frame and the right riser of frame, and its left and right portion is realized and being supported by left bearing and right bearing respectively; Between the left riser of described frame and the right riser of frame, be also connected and installed with lower guide rod and top guide bar, described lower guide rod and top guide bar are fixedly connected with the left riser of frame and the right riser of frame by left nut one, left nut two and right nut one, right nut two respectively; Between the left riser of described frame and the right riser of frame, work movable stand is also installed, the centre of described work movable stand has threaded interior hole, described threaded interior hole forms and is threaded with screw rod, can realize screw thread transmission, the top and the bottom of described work movable stand have through hole, itself and lower guide rod and top guide bar form and are slidably matched respectively, realize the guiding of work movable stand, in the time producing rotation under the driving of screw rod at drive motor, the movable stand that can push the work forward is realized axial straight line motion, on work movable stand, shuttle table can be installed;
Between the left riser of described frame and the right riser of frame, movable supporting frame is also installed, described movable supporting frame comprises left support frame, right support frame, lower connecting rod, upper connecting rod, the left support frame of described movable supporting frame, right support frame is arranged on respectively the work movable stand left and right sides, left support frame simultaneously, right support frame is respectively at middle part, on, bottom respectively offers through hole, these through holes respectively with the outer wall of screw rod, the outer wall of lower guide rod and top guide bar forms and is slidably matched, described left support frame, right support frame passes through lower connecting rod, the lower hole of work movable stand and the upper hole of work movable stand that upper connecting rod passes through work movable stand are connected, and by left nut three, left nut four and right nut three, right nut four is realized fixing, the movable supporting frame that structure strikes up partnership, described movable supporting frame can be realized entirety and move axially under the effect of external force, and screw rod is formed to supporting effect.
2. the removable supporting frame of one according to claim 1, is characterized in that: described drive motor is common electric machine or actuating motor.
3. the removable supporting frame of one according to claim 1, is characterized in that: described screw rod is common screw or ball screw.
4. the removable supporting frame of one according to claim 1, is characterized in that: described drive motor is directly connected or is connected by coupling with screw rod.
5. the removable supporting frame of one according to claim 1, is characterized in that: described left bearing and right bearing are plain bearing, or rolling bearing, or sliding bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410047822.5A CN103791065B (en) | 2014-02-11 | 2014-02-11 | A kind of removable supporting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410047822.5A CN103791065B (en) | 2014-02-11 | 2014-02-11 | A kind of removable supporting frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103791065A true CN103791065A (en) | 2014-05-14 |
| CN103791065B CN103791065B (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410047822.5A Expired - Fee Related CN103791065B (en) | 2014-02-11 | 2014-02-11 | A kind of removable supporting frame |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004144162A (en) * | 2002-10-23 | 2004-05-20 | Yanmar Agricult Equip Co Ltd | Crawler tractor |
| CN101487521A (en) * | 2009-02-24 | 2009-07-22 | 长春理工大学 | Long-stroke high-speed guide screw movement supporting mechanism |
| US20090282935A1 (en) * | 2008-05-19 | 2009-11-19 | Wilfried Synovzik | Spindle bearing arrangement for a longitudinal seat adjusting gear |
| CN102278444A (en) * | 2011-06-02 | 2011-12-14 | 广州物联家信息科技股份有限公司 | Lead screw transmission device, electronic equipment and desk |
| CN102308458A (en) * | 2009-02-06 | 2012-01-04 | 索尤若驱动有限及两合公司 | Spindle motor |
-
2014
- 2014-02-11 CN CN201410047822.5A patent/CN103791065B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004144162A (en) * | 2002-10-23 | 2004-05-20 | Yanmar Agricult Equip Co Ltd | Crawler tractor |
| US20090282935A1 (en) * | 2008-05-19 | 2009-11-19 | Wilfried Synovzik | Spindle bearing arrangement for a longitudinal seat adjusting gear |
| CN102308458A (en) * | 2009-02-06 | 2012-01-04 | 索尤若驱动有限及两合公司 | Spindle motor |
| CN101487521A (en) * | 2009-02-24 | 2009-07-22 | 长春理工大学 | Long-stroke high-speed guide screw movement supporting mechanism |
| CN102278444A (en) * | 2011-06-02 | 2011-12-14 | 广州物联家信息科技股份有限公司 | Lead screw transmission device, electronic equipment and desk |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103791065B (en) | 2015-12-30 |
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Effective date of registration: 20191213 Address after: 518000 no.1015, langrong Road, Xinshi community, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Hongtu Intellectual Property Management Co.,Ltd. Address before: 213022 Jiangsu, North District, Changzhou Jin Ling North Road, No. 200 Patentee before: CHANGZHOU CAMPUS OF HOHAI University Effective date of registration: 20191213 Address after: 221000 sanyimiao Pioneer Park, gengji office, Jiawang District, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Zhiwang new energy Co.,Ltd. Address before: 518000 no.1015, langrong Road, Xinshi community, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Hongtu Intellectual Property Management Co.,Ltd. |
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| 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: 20151230 |