CN112377585B - Mounting table for increasing stability of ball screw - Google Patents
Mounting table for increasing stability of ball screw Download PDFInfo
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- CN112377585B CN112377585B CN202011241046.4A CN202011241046A CN112377585B CN 112377585 B CN112377585 B CN 112377585B CN 202011241046 A CN202011241046 A CN 202011241046A CN 112377585 B CN112377585 B CN 112377585B
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- stabilizing mechanism
- mounting table
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- stability
- ball screw
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 112
- 230000007246 mechanism Effects 0.000 claims abstract description 108
- 238000005096 rolling process Methods 0.000 claims description 16
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000005299 abrasion Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 14
- 239000012634 fragment Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000576 supplementary effect 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
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
- F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
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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
- F16H2025/204—Axial sliding means, i.e. for rotary support and axial guiding of nut or screw shaft
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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
- F16H2025/2075—Coaxial drive motors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
- Transmission Devices (AREA)
Abstract
The invention provides a mounting table for increasing the stability of a ball screw, which comprises an upper stabilizing mechanism and a lower stabilizing mechanism, wherein the upper stabilizing mechanism and the lower stabilizing mechanism are connected through elastic pieces, the upper stabilizing mechanism and the lower stabilizing mechanism are arranged on two sides of the mounting table in pairs, the upper stabilizing mechanism and the lower stabilizing mechanism are matched and mounted with rails on a rack, the rails on the rack are arranged into an upper group and a lower group, the positions of the two groups of rails are respectively matched with the upper stabilizing mechanism and the lower stabilizing mechanism, the rails are in contact mounting with the upper stabilizing mechanism and the lower stabilizing mechanism through convex adjusting blocks, and the adjusting blocks are movably mounted in the upper stabilizing mechanism and the lower stabilizing mechanism; the invention reduces the abrasion degree of the track, protects the large hardware of the equipment from being consumed quickly, and effectively prolongs the service life of the equipment.
Description
Technical Field
The invention relates to the technical field of ball screws, in particular to an installation table for improving the stability of a ball screw.
Background
The ball screw is mostly applied to precise or high-precision mechanical equipment, the ball screw realizes the conversion from rotation to linear movement according to the structural characteristics, has a very small travel unit, can be almost regarded as a mechanical structure without travel distance, and is favored by most precision machining equipment because of the structural characteristics, for precision machining, the manufacturing precision and the installation precision of the mechanical structure determine the overall machining precision, but the more precise mechanical structures are easy to generate mutual stress, the stress causes mechanical abrasion under the condition of long-term existence, the original higher machining or installation precision is influenced by the existence of the stress, the service life of the equipment is shortened, the precision of the whole equipment is reduced due to the change of the service life, and the reduction of the precision is irreparable, equipment must be replaced periodically, which makes precision equipment prohibitively expensive. Therefore, how to reduce the acting force of the ball screw on the relative action position in the use process, reduce the mechanical abrasion and improve the service life of the equipment is the technical problem to be solved by the invention.
Disclosure of Invention
The present invention is directed to a mounting table for increasing the stability of a ball screw that overcomes or at least partially solves the above-mentioned problems, thereby solving the problems of high stress and severe wear of a rail during linear movement of the ball screw on a table.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides an installation platform for increasing the stability of a ball screw, which is fixedly arranged on a ball seat, wherein the ball seat is a closed structure with a plurality of groups of balls arranged inside, the ball seat and the screw are movably arranged, two ends of the screw are both arranged through a supporting seat, one end of the screw is provided with a motor for driving, the mounting table comprises an upper stabilizing mechanism and a lower stabilizing mechanism, the upper stabilizing mechanism is connected with the lower stabilizing mechanism through an elastic sheet, the upper stabilizing mechanism and the lower stabilizing mechanism are arranged on two sides of the mounting table in pairs, the upper stabilizing mechanism and the lower stabilizing mechanism are installed in a matched mode with a rail on the frame, the rail on the frame is arranged into an upper group and a lower group, the positions of the two groups of rails are respectively matched with the upper stabilizing mechanism and the lower stabilizing mechanism, the rail is installed in a contact mode with the upper stabilizing mechanism and the lower stabilizing mechanism through convex adjusting blocks, and the adjusting blocks are movably installed in the upper stabilizing mechanism and the lower stabilizing mechanism.
As a further scheme of the invention, a first mounting seat and a second mounting seat are respectively arranged at two ends of the ball seat, and the mounting seats are waist-shaped.
As a further scheme of the invention, the upper stabilizing mechanism and the lower stabilizing mechanism have the same structure, the upper stabilizing mechanism and the lower stabilizing mechanism are installed in a staggered manner or in a vertical direction, the upper stabilizing mechanism and the lower stabilizing mechanism which are installed in a staggered manner have different distances from the lead screw, and the distance between the lower stabilizing mechanism and the lead screw is smaller than the distance between the upper stabilizing mechanism and the lead screw.
As a further scheme of the invention, the central line of the lower stabilizing mechanism is perpendicular to the central line of the screw rod.
As a further scheme of the invention, the adjusting block is installed in the upper stabilizing mechanism, a movable groove for installing and moving the adjusting block is arranged in the middle of the upper stabilizing mechanism, rolling grooves are formed in the upper end and the lower end of the movable groove and used for installing rolling wheels, and the rolling wheels support the adjusting block to move linearly in the movable groove.
As a further scheme of the invention, the elastic sheet is arranged in the cavity, the cavity is two rectangular cavities on the mounting table, the width of the cavity is larger than the deformation range of the elastic sheet, and the deformation of the elastic sheet is realized in the horizontal direction.
As a further scheme of the invention, the adjusting block adopts a cylindrical structure or a regular polygon structure, a supporting shaft is arranged on the center line of the adjusting block in the vertical direction, rolling wheels are arranged at two ends of the supporting shaft through bearings, an adjusting plate is arranged at the part of the supporting shaft in the movable groove, and the adjusting plate is used for connecting the elastic sheet.
As a further scheme of the invention, the adjusting plate is of a frame structure, the back of the adjusting plate is fixedly installed with the rigid block, and the adjusting block is wrapped by the adjusting plate of the frame structure.
As a further scheme of the invention, the elastic sheet is of an arc-shaped elastic plate structure, and the arc-shaped protruding position of the elastic sheet is attached to the inner wall of the cavity.
The invention provides an installation table for improving the stability of a ball screw, which has the beneficial effects that: the invention utilizes the double tracks of the upper and lower structures to match with the upper and lower stabilizing mechanisms, the upper and lower stabilizing mechanisms reduce the larger position offset caused by the radial force rotation of the ball seat under the action of the elastic sheet, the force generated by the offset enables the stabilizing seat and the track to have larger interaction force, partial action force can be counteracted under the action of the elastic sheet, the abrasion degree of the track is reduced, the large hardware of the equipment is protected from being rapidly consumed, and the service life of the equipment is effectively prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic view of a mounting table mounting structure according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a three-dimensional structure of a ball screw according to an embodiment of the present invention.
Fig. 3 is a schematic view of an installation structure of the upper and lower stabilizing mechanisms according to the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a stabilizing mechanism according to an embodiment of the present invention.
In the figure: 1. a lead screw; 11. a supporting seat; 12. a motor; 2. a ball seat; 21. a first mounting seat; 22. a second mounting seat; 23. a screw hole; 3. an installation table; 31. a cavity; 4. an upper stabilizing mechanism; 41. a movable groove; 42. a rolling groove; 5. a lower stabilizing mechanism; 6. a spring plate; 61. an upper rigid block; 62. a lower rigid block; 7. an adjusting block; 71. a support shaft; 72. a rolling wheel; 73. an adjusting plate.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1-4, an installation table for increasing stability of a ball screw according to an embodiment of the present invention is provided, the installation table 3 is fixedly installed on a ball seat 2, the ball seat 2 is a closed structure with a plurality of groups of balls inside, the ball seat 2 is movably installed with the ball screw 1, two ends of the ball screw 1 are installed through a support seat 11, one end of the ball screw 1 is installed with a motor 12 for driving, the installation table 3 includes an upper stabilizing mechanism 4 and a lower stabilizing mechanism 5, the upper stabilizing mechanism 4 is connected with the lower stabilizing mechanism 5 through an elastic sheet 6, the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5 are both arranged on two sides of the installation table 3 in pairs, the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5 are installed in cooperation with a rail on a rack, the rails on the rack are arranged in two sets, the positions of the two sets of rails are respectively matched with the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5, and the rail is matched with the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5, so that the screw 1 keeps moving linearly when rotating The track is in contact with the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5 through a convex adjusting block 7, and the adjusting block 7 is movably arranged in the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5. The track has certain clearance with stabilizing mean's cooperation throughout, and this kind of clearance is inevitable, rotates for reducing lead screw 1 and transmits torsion for ball seat 2 to cause mount table 3 to produce the skew of fine motion, and then influence the precision of processing, this problem can be fine solved with two upper and lower stabilizing mean to shell fragment 6, and accomplish the stability of mount table 3.
Preferably, 2 both ends of ball seat are provided with first mount pad 21 and second mount pad 22 respectively, the structure of two mount pads can be with mount table 3 more stable fixed to can also adjust mounted position, the mount pad is waist type, wherein the terminal surface is planar structure from top to bottom, the terminal surface is arc structure about, be provided with a plurality of bolt holes that are used for fixed mounting table 3 on the mount pad, be provided with the screw hole 23 that runs through on first mount pad 21 and the second mount pad 22 central line, screw hole 23 and lead screw 1 cooperation installation.
Preferably, the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5 have the same structure, the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5 are installed in a staggered mode or in a vertical mode in the vertical direction, the upper stabilizing mechanism 4 and the lower stabilizing mechanism 5 installed in a staggered mode have different distances from the lead screw 1, and the distance between the lower stabilizing mechanism 5 and the lead screw 1 is smaller than the distance between the upper stabilizing mechanism 4 and the lead screw 1. The structure enables the lower stabilizing mechanism 5 to be used as a reference position of the upper stabilizing mechanism 4 to achieve a good supplementary effect, and also accords with the installation principle of most mechanical equipment, the connecting position of the screw rod 1 is small, the working position above the screw rod 1 is large, if the mode that the distance between the lower stabilizing mechanism 5 and the screw rod 1 is larger than the distance between the upper stabilizing mechanism 4 and the screw rod 1 is adopted, the equipment is too thick, the bearing capacity of the screw rod 1 is increased, and the structural optimization of the equipment is not facilitated.
Preferably, the central line of the lower stabilizing mechanism 5 is perpendicular to the central line of the screw rod 1, i.e. the lower stabilizing mechanism 5 is not affected by the rotating torque force, and the lower stabilizing mechanism 5 can apply a stable acting force to the upper stabilizing mechanism 4 through the elastic sheet 6, and the acting force is a balance force, which can improve the stability of the mounting table during movement.
Preferably, the adjusting block 7 is installed in the upper stabilizing mechanism 4, the movable groove 41 for installing and moving the adjusting block 7 is installed in the middle of the upper stabilizing mechanism 4, the rolling grooves 42 are installed at both the upper and lower ends of the movable groove 41, the rolling grooves 42 are used for installing the rolling wheels 72, the rolling wheels 72 support the linear movement of the adjusting block 7 in the movable groove 41, the angular deviation existing in the running of the ball screw is realized by the position change of the stabilizing mechanism, namely, the ball seat 2 generates a tiny angular deviation, because the upper stabilizing mechanism 4 has a larger distance with the ball seat 2, a larger position change is generated on the upper stabilizing mechanism 4, usually, the change is limited in the track, therefore, the force transmission is finally absorbed by the edge of the track, the edge of the track is abraded due to long-term operation, the distance is enlarged along with the abrasion existence, for the equipment with higher requirement, this wear directly results in a reduction in the precision of the equipment, which requires replacement of the equipment, further increasing the production costs.
Preferably, the elastic sheet 6 is arranged in the cavity 31, the cavity 31 is two rectangular cavities on the mounting table 3, the width of the cavity 31 is larger than the deformation range of the elastic sheet 6, and the deformation of the elastic sheet 6 is realized in the horizontal direction. The upper and lower ends of the spring plate 6 are respectively connected with an upper rigid block 61 and a lower rigid block 62, the upper rigid block 61 is mounted on the upper stabilizing mechanism 4, and the lower rigid block 62 is mounted on the lower stabilizing mechanism 5.
Preferably, the adjusting block 7 is of a cylindrical structure or a regular polygon structure, a planar structure of an edge of the regular polygon is aligned with the rail to enable the adjusting block 7 to have a sufficient contact surface, a supporting shaft 71 is arranged on a center line of the adjusting block 7 in the vertical direction, rolling wheels 72 are mounted at two ends of the supporting shaft 71 through bearings, an adjusting plate 73 is mounted at a part of the supporting shaft 71 in the movable groove 41, and the adjusting plate 73 is used for connecting the elastic sheet 6. The movement of the adjusting block 7 in the movable groove 41 is limited by the elastic sheet 6, so that the abrasion effect of force on the track is reduced, and the service life of the equipment in a high-precision use process is prolonged.
Preferably, the adjusting plate 73 is of a frame structure, the back face of the adjusting plate 73 is fixedly mounted on the rigid block and can be welded or in screw connection, and the adjusting plate 73 of the frame structure wraps the adjusting block 7, so that the positions subjected to abrasion are relatively dispersed when stressed, and the phenomenon that the abrasion of the fixed position is quickly aged for a long time is avoided.
Preferably, shell fragment 6 is the arc elastic plate structure, and shell fragment 6 has great elastic force, and the curved protruding position of shell fragment 6 and the inner wall laminating installation of cavity 31, during the atress, produce reverse effort under the arc effect, make the reduction of stress on the track.
The working principle of the invention is as follows: during the use, motor 12 drive lead screw 1 rotates, lead screw 1's rotation action drive ball seat 2 moves along lead screw 1, ball seat 2 removes and must produce because the radial force of rotating the straight line removal, ball seat 2 passes through mount table 3 with this power and transmits to the top, mount table 3 produces the little deflection angle and enlargies in the position with the track contact, make adjusting block 7 and track receive great extrusion force, at this moment, because adjusting block 7's position removes, make shell fragment 6 atress, and descend adjusting block 7 and orbital hard contact under the effect of elastic restoring force, the wearing and tearing of protection track, after long-term the use, change tired shell fragment 6 or can, effectual reduce cost.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (8)
1. A mounting table for increasing the stability of a ball screw is characterized in that the mounting table (3) is fixedly mounted on a ball seat (2), the ball seat (2) is of a closed structure with a plurality of groups of balls arranged inside, the ball seat (2) and the screw (1) are movably mounted, two ends of the screw (1) are mounted through a support seat (11), one end of the screw (1) is provided with a motor (12) for driving, the mounting table (3) is characterized by comprising an upper stabilizing mechanism (4) and a lower stabilizing mechanism (5), the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5) are connected through an elastic sheet (6), the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5) are arranged on two sides of the mounting table (3) in pairs, the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5) are mounted with a rail on a rack in a matched manner, and the rails on the rack are arranged into an upper group and a lower group, the positions of the two groups of tracks are respectively matched with the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5), the tracks are installed with the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5) in a contact way through a convex adjusting block (7), and the adjusting block (7) is movably installed in the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5);
the elastic sheet (6) is arranged in the cavity (31), the cavity (31) is two rectangular cavities on the mounting table (3), the width of the cavity (31) is larger than the deformation range of the elastic sheet (6), and the deformation of the elastic sheet (6) is realized in the horizontal direction.
2. The mounting table for increasing the stability of a ball screw according to claim 1, wherein the ball seat (2) is provided with a first mounting seat (21) and a second mounting seat (22) at two ends respectively, and the mounting seats are waist-shaped.
3. The mounting table for increasing the stability of the ball screw according to claim 2, wherein the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5) are identical in structure, the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5) are installed in a staggered mode in the vertical direction or in a vertical mode, the upper stabilizing mechanism (4) and the lower stabilizing mechanism (5) which are installed in a staggered mode have different distances from the screw (1), and the distance between the lower stabilizing mechanism (5) and the screw (1) is smaller than the distance between the upper stabilizing mechanism (4) and the screw (1).
4. Mounting table for increasing ball screw stability according to claim 3, characterized in that the centre line of the lower stabilizing mean (5) and the centre line of the screw (1) are perpendicular to each other.
5. The mounting table for increasing the stability of the ball screw according to claim 4, wherein the adjusting block (7) is mounted in the upper stabilizing mechanism (4), a movable groove (41) for mounting and moving the adjusting block (7) is arranged in the middle of the upper stabilizing mechanism (4), rolling grooves (42) are respectively formed in the upper end and the lower end of the movable groove (41), the rolling grooves (42) are used for mounting rolling wheels (72), and the rolling wheels (72) support the linear movement of the adjusting block (7) in the movable groove (41).
6. The mounting table for increasing the stability of the ball screw according to claim 5, wherein the adjusting block (7) is of a cylindrical structure or a regular polygon structure, a supporting shaft (71) is arranged on a central line of the adjusting block (7) in the vertical direction, rolling wheels (72) are mounted at two ends of the supporting shaft (71) through bearings, an adjusting plate (73) is mounted on a part of the supporting shaft (71) in the movable groove (41), and the adjusting plate (73) is used for connecting the elastic sheet (6).
7. Mounting table for increasing ball screw stability according to claim 6, characterized in that the adjusting plate (73) is of a frame structure, the back of the adjusting plate (73) is fixedly mounted with a rigid block, and the adjusting plate (73) of the frame structure wraps the adjusting block (7).
8. The mounting table for increasing the stability of the ball screw according to claim 7, wherein the elastic sheet (6) is of an arc-shaped elastic plate structure, and the arc-shaped protruding position of the elastic sheet (6) is attached to the inner wall of the cavity (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011241046.4A CN112377585B (en) | 2020-11-09 | 2020-11-09 | Mounting table for increasing stability of ball screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011241046.4A CN112377585B (en) | 2020-11-09 | 2020-11-09 | Mounting table for increasing stability of ball screw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112377585A CN112377585A (en) | 2021-02-19 |
| CN112377585B true CN112377585B (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011241046.4A Active CN112377585B (en) | 2020-11-09 | 2020-11-09 | Mounting table for increasing stability of ball screw |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2807959A1 (en) * | 2000-04-21 | 2001-10-26 | Centre Nat Rech Scient | Actuator, for articulated structures such as walking robots, uses screw and nut mechanism with attached sliding block having lateral movement and able to rotate |
| CN105666225A (en) * | 2016-04-22 | 2016-06-15 | 清华大学 | Ultra-precise low-speed ball screw linear feeding device |
| KR101849880B1 (en) * | 2017-07-21 | 2018-04-18 | 김경호 | Automatic centering system of electric actuator |
| DE102017208579A1 (en) * | 2017-04-20 | 2018-10-25 | Continental Teves Ag & Co. Ohg | Linear actuator and brake system |
| CN209954206U (en) * | 2019-01-08 | 2020-01-17 | 颖德精密机械(南京)有限公司 | Machine tool linear track for vertical machining center |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4787260A (en) * | 1987-04-20 | 1988-11-29 | Cincinnati Milacron Inc. | Self-alignment device for ballscrew arrangement |
| CN108331892A (en) * | 2017-01-19 | 2018-07-27 | 大银微系统股份有限公司 | Linear actuators |
-
2020
- 2020-11-09 CN CN202011241046.4A patent/CN112377585B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2807959A1 (en) * | 2000-04-21 | 2001-10-26 | Centre Nat Rech Scient | Actuator, for articulated structures such as walking robots, uses screw and nut mechanism with attached sliding block having lateral movement and able to rotate |
| CN105666225A (en) * | 2016-04-22 | 2016-06-15 | 清华大学 | Ultra-precise low-speed ball screw linear feeding device |
| DE102017208579A1 (en) * | 2017-04-20 | 2018-10-25 | Continental Teves Ag & Co. Ohg | Linear actuator and brake system |
| KR101849880B1 (en) * | 2017-07-21 | 2018-04-18 | 김경호 | Automatic centering system of electric actuator |
| CN209954206U (en) * | 2019-01-08 | 2020-01-17 | 颖德精密机械(南京)有限公司 | Machine tool linear track for vertical machining center |
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| CN112377585A (en) | 2021-02-19 |
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Effective date of registration: 20240605 Address after: 230000 b-1018, Woye Garden commercial office building, 81 Ganquan Road, Shushan District, Hefei City, Anhui Province Patentee after: HEFEI WISDOM DRAGON MACHINERY DESIGN Co.,Ltd. Country or region after: China Address before: 223025 No.3, Meicheng East Road, Huai'an City, Jiangsu Province Patentee before: Jiangsu electronic information Vocational College Country or region before: China |