CN204554281U - Air supporting support platform height adjustment mechanism - Google Patents
Air supporting support platform height adjustment mechanism Download PDFInfo
- Publication number
- CN204554281U CN204554281U CN201520249014.7U CN201520249014U CN204554281U CN 204554281 U CN204554281 U CN 204554281U CN 201520249014 U CN201520249014 U CN 201520249014U CN 204554281 U CN204554281 U CN 204554281U
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- wedge
- adjustment
- accurate adjustment
- coarse adjustment
- accurate
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Abstract
The utility model provides a kind of air supporting support platform height adjustment mechanism, comprise pedestal, coarse adjustment unit and accurate adjustment unit, slightly, thick in accurate adjustment unit, the horizontal wedge of accurate adjustment slides and is placed in thick, accurate adjustment framework, slightly, the vertical wedge of accurate adjustment is placed in slightly, on the horizontal wedge of accurate adjustment, the two inclined-plane matches, and thick, accurate adjustment framework is fixed with thick, the vertical wedge baffle plate of accurate adjustment that restriction is thick, the vertical wedge of accurate adjustment produces Horizontal displacement; In coarse adjustment unit, the gradient of wedge is greater than the gradient of wedge in accurate adjustment unit.Coarse adjustment unit controls the horizontal wedge 4 of coarse adjustment by long adjusting screw and adjusting nut and moves; Accurate adjustment unit controls the horizontal wedge of accurate adjustment by ball screw and moves.This air supporting support platform height adjustment mechanism, improves adjustment efficiency, saves regulating time, has good structural strength and rigidity simultaneously, the larger load of energy load, and when identical load changes, is out of shape less.
Description
Technical field
The utility model relates to a kind of height adjustment mechanism, particularly relates to a kind of air supporting support platform height adjustment mechanism.
Background technique
Air supporting support platform is generally spliced by polylith granite, cast iron, glass etc., and be used in astrovehicle micro-low gravitation mechanical environment ground simulating in orbit, its performance directly determines the confidence coefficient of the full physics of astrovehicle, semi-physical simulation.Air supporting support platform height adjustment mechanism is for adjusting seam height difference between adjacent air supporting support platform material, and its degree of regulation and stiffness by itself are the important component parts determining air supporting support platform performance.
Existing air supporting support platform height adjustment mechanism generally adopts the power screw jack form that rigidity is low, distortion is large, error is large, and adopt manual mode to regulate, regulating time number required before experiment is in the moon, cycle is longer, is difficult to the spacecraft ground kinetic test demand meeting following response fast.
Model utility content
In view of this, the utility model is intended to propose a kind of air supporting support platform height adjustment mechanism, shortens regulating time on the one hand, improves and regulates efficiency; Improve degree of regulation and the stiffness by itself demand of controlling mechanism on the other hand.
For achieving the above object, the technical solution of the utility model is achieved in that
A kind of air supporting support platform height adjustment mechanism, comprises pedestal, coarse adjustment unit and accurate adjustment unit, pedestal is provided with coarse adjustment unit, coarse adjustment unit is provided with accurate adjustment unit;
Coarse adjustment unit comprises the horizontal wedge of coarse adjustment, the vertical wedge of coarse adjustment, the vertical wedge baffle plate of coarse adjustment and coarse adjustment framework, coarse adjustment framework is rectangle frame structure, be installed on pedestal, the horizontal wedge of coarse adjustment slides and is placed in coarse adjustment framework, its lower end surface contacts with pedestal, and the vertical wedge of coarse adjustment is placed on the horizontal wedge of coarse adjustment, and the two inclined-plane matches, the vertical wedge upper-end surface of coarse adjustment and plane-parallel, coarse adjustment framework is fixed with the vertical wedge baffle plate of coarse adjustment that the vertical wedge of restriction coarse adjustment produces Horizontal displacement;
Accurate adjustment unit comprises the horizontal wedge of accurate adjustment, the vertical wedge of accurate adjustment, the vertical wedge baffle plate of accurate adjustment and accurate adjustment framework, accurate adjustment framework is rectangle frame structure, be installed on the vertical wedge of coarse adjustment, the horizontal wedge of accurate adjustment slides and is placed in accurate adjustment framework, its lower end surface contacts with the vertical wedge of coarse adjustment, the vertical wedge of accurate adjustment is placed on the horizontal wedge of accurate adjustment, the two inclined-plane matches, the vertical wedge upper-end surface of accurate adjustment and plane-parallel, accurate adjustment framework is fixed with the vertical wedge baffle plate of accurate adjustment that the vertical wedge of restriction accurate adjustment produces Horizontal displacement;
In described coarse adjustment unit, the gradient of wedge is greater than the gradient of wedge in accurate adjustment unit.
Specifically, a long adjusting screw screw-thread fit is had at least to screw in coarse adjustment framework, offset with a rectangular-shaped side end face of the horizontal wedge of coarse adjustment, have at least a coupling to have the long adjusting screw Spielpassung of adjusting nut through coarse adjustment framework, and its head screw in this rectangular-shaped side end face of the horizontal wedge of coarse adjustment simultaneously.
Specifically, the horizontal wedge of described accurate adjustment vertically has through elongated hole between two rectangular-shaped side end faces, and ball screw screw mandrel is through through elongated hole, and screw mandrel two ends are installed on accurate adjustment framework by bearing, and screw mandrel one end is connected with power unit, ball screw screw and the horizontal wedge of accurate adjustment are connected.
Further, the trapezoid shaped side end face that the horizontal wedge of described coarse adjustment two is relative is all affixed with coarse adjustment framework.
Further, the trapezoid shaped side end face that the horizontal wedge of described accurate adjustment two is right all and accurate adjustment framework be affixed.
Further, described accurate adjustment unit also comprises limit switch, and limit switch is electrically connected with power unit, and the horizontal wedge of accurate adjustment is provided with the spacing pivot pin that can trigger limit switch action.
Further, the horizontal wedge of described coarse adjustment has the consistent long-round-shape through hole of wedge movement direction horizontal in coarse adjustment, on pedestal, the vertical wedge of coarse adjustment and accurate adjustment framework, relevant position all has circular through hole, and stud is placed in through hole, and two ends are rotary with pre-load nut.
Described height adjustment mechanism also comprises self adaption ball-joint unit, and it comprises convex ball-joint, recessed ball-joint and briquetting, and convex ball-joint is placed on the vertical wedge upper-end surface of accurate adjustment, and inside is arranged with briquetting, is fixed by screws on the vertical wedge of accurate adjustment;
Convex ball-joint convex surface upward, fits with recessed ball-joint concave surface, recessed ball-joint upper-end surface and plane-parallel.
Pedestal underpart is arranged on ground by pedestal pre-loading screw.
Relative to prior art, air supporting support platform height adjustment mechanism described in the utility model, adopt thick, smart two-stage wedge to heighten mode to match the height difference extremely scope up to standard of adjustment platform and platform, not only increase adjustment efficiency, save regulating time, there is good structural strength and rigidity simultaneously, the larger load of energy load, and when identical load changes, be out of shape less.In addition, by pedestal pre-loading screw pretension between pedestal and ground, after coarse adjustment unit has regulated by stud and pre-load nut by the horizontal wedge of coarse adjustment unit coarse adjustment and coarse adjustment vertical wedge surface of contact pretension, reduce the bulk deformation in the using process of this air supporting support platform height adjustment mechanism.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is front view of the present utility model;
The A-A of Fig. 2 Fig. 1 is to sectional view;
Fig. 3 is plan view of the present utility model;
Fig. 4 is left view of the present utility model;
Fig. 5 is that the B-B of Fig. 4 is to sectional view;
Fig. 6 is that the C-C of Fig. 4 is to sectional view.
Description of reference numerals:
1. drive motor, 2. worm type of reduction gearing, 3. pedestal, 4. the horizontal wedge of coarse adjustment, 5. the vertical wedge of coarse adjustment, 6. the horizontal wedge of accurate adjustment, 7. the vertical wedge of accurate adjustment, 8. convex ball-joint, 9. recessed ball-joint, 10. briquetting, 11. stud, 12. pre-load nuts, the vertical wedge baffle plate of 13. accurate adjustment, the vertical wedge baffle plate of 14. coarse adjustment, 15. pedestal pre-loading screw, 16. limit switches, 17. spacing pivot pins, 18. screw mandrels, 19. accurate adjustment frameworks, 20. screws, 21. bearings, 22. transition adapter flanges, 23. long adjusting screw, 24. adjusting nuts, 25. coarse adjustment frameworks.
Embodiment
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
Air supporting support platform height adjustment mechanism described in the utility model, comprises pedestal 3, coarse adjustment unit and accurate adjustment unit, pedestal 3 is provided with coarse adjustment unit, coarse adjustment unit is provided with accurate adjustment unit; Coarse adjustment unit comprises the horizontal wedge of coarse adjustment 4, the vertical wedge of coarse adjustment 5, the vertical wedge baffle plate 14 of coarse adjustment and coarse adjustment framework 25, coarse adjustment framework 25 is rectangle frame structure, be installed on pedestal 3, the horizontal wedge 4 of coarse adjustment slides and is placed in coarse adjustment framework 25, its lower end surface contacts with pedestal 3, the vertical wedge of coarse adjustment 5 is placed on the horizontal wedge 4 of coarse adjustment, the two inclined-plane matches, coarse adjustment vertical wedge 5 upper-end surface and plane-parallel, coarse adjustment framework 25 is fixed with the vertical wedge baffle plate 14 of coarse adjustment that the vertical wedge of restriction coarse adjustment 5 produces Horizontal displacement; Accurate adjustment unit comprises the horizontal wedge of accurate adjustment 6, the vertical wedge of accurate adjustment 7, the vertical wedge baffle plate 13 of accurate adjustment and accurate adjustment framework 19, accurate adjustment framework 19 is rectangle frame structure, be installed on the vertical wedge 5 of coarse adjustment, the horizontal wedge 6 of accurate adjustment slides and is placed in accurate adjustment framework 19, its lower end surface contacts with the vertical wedge 5 of coarse adjustment, the vertical wedge of accurate adjustment 7 is placed on the horizontal wedge 6 of accurate adjustment, the two inclined-plane matches, accurate adjustment vertical wedge 7 upper-end surface and plane-parallel, accurate adjustment framework 19 is fixed with the vertical wedge baffle plate 13 of accurate adjustment that the vertical wedge of restriction accurate adjustment 7 produces Horizontal displacement; In described coarse adjustment unit, the gradient of wedge is greater than the gradient of wedge in accurate adjustment unit.
Air supporting support platform height adjustment mechanism described in the utility model comprises thick, smart two-stage and regulates, in coarse adjustment unit, the gradient of wedge is greater than the gradient of wedge in accurate adjustment unit, coarse adjustment unit is used for Long Distances and regulates, and is mainly used in eliminating pinner planeness, factor such as air supporting support platform material (granite, cast iron, glass etc.) thickness machining error and foundation settlement deformation etc. to the impact of air supporting support platform material (granite, cast iron, glass etc.) upper surface level height; Accurate adjustment unit is used for little stroke adjustment, is mainly used in the precise and tiny adjustment of air supporting support platform material (granite, cast iron, glass etc.) upper surface level height.Coarse adjustment unit is provided with the vertical wedge baffle plate 14 of coarse adjustment, in order to retrain moving horizontally of the vertical wedge 5 of coarse adjustment, when the horizontal wedge of coarse adjustment 4 moves along the direction that side end face rectangular-shaped with it is perpendicular, the vertical wedge 5 of coarse adjustment just can be made vertically to move; In like manner, when the horizontal wedge of accurate adjustment 6 moves along the direction that side end face rectangular-shaped with it is perpendicular, the vertical wedge 7 of accurate adjustment just can be made vertically to move, and the two combines, and the height difference of final adjustment platform and platform is to scope up to standard.
Adapt with above-mentioned requirements, coarse adjustment unit controls the horizontal wedge 4 of coarse adjustment by long adjusting screw 23 and adjusting nut 24 and moves.Long adjusting screw 23 screw-thread fit is had at least to screw in coarse adjustment framework 25, offset with a rectangular-shaped side end face of the horizontal wedge of coarse adjustment 4, have at least a coupling to have long adjusting screw 23 Spielpassung of adjusting nut 24 through coarse adjustment framework 25, and its head screw in this rectangular-shaped side end face of the horizontal wedge of coarse adjustment 4 simultaneously.As shown in Figure 2,6, unclamp adjusting nut 24, regulate the long adjusting screw 23 with coarse adjustment framework 25 screw-thread fit, make it to promote the horizontal wedge 4 of coarse adjustment and move, the vertical wedge baffle plate 14 of coarse adjustment just can be driven to rise; Unclamp the long adjusting screw 23 with coarse adjustment framework 25 screw-thread fit, constrained matching has the long adjusting screw 23 of adjusting nut 24 not rotate, regulate adjusting nut 24 again, pull the horizontal wedge 4 of coarse adjustment to move, the vertical wedge baffle plate 14 of coarse adjustment just can be driven to rise or decline.
Same and above-mentioned requirements adapts, and accurate adjustment unit controls the horizontal wedge 6 of accurate adjustment by ball screw and moves, thus drives the vertical wedge 7 of accurate adjustment to carry out highi degree of accuracy rising or decline.As shown in Fig. 2,5, the horizontal wedge of described accurate adjustment vertically has through elongated hole between 6 two rectangular-shaped side end faces, ball screw screw mandrel 18 is through through elongated hole, screw mandrel 18 two ends are installed on accurate adjustment framework 19 by bearing 21, and screw mandrel 18 1 end is connected with power unit, ball screw screw 20 and the horizontal wedge 6 of accurate adjustment are connected.
Power unit comprises drive motor 1 and worm type of reduction gearing 2, drive motor 1 output terminal is connected with worm type of reduction gearing 2 input end, worm type of reduction gearing 2 output terminal flange is connected with transition adapter flange 22, transition adapter flange 22 is installed on accurate adjustment framework 19, and worm type of reduction gearing 2 output terminal is connected with screw mandrel 18.
In order to ensure that coarse adjustment horizontal wedge 4 can accurately move along the direction perpendicular to its rectangular-shaped side end face, the trapezoid shaped side end face that the horizontal wedge of described coarse adjustment 4 two is relative is all affixed with coarse adjustment framework 25.
In like manner, in order to ensure that accurate adjustment vertical wedge 7 can accurately move along the direction perpendicular to its rectangular-shaped side end face, the right trapezoid shaped side end face of the horizontal wedge of described accurate adjustment 6 two all and accurate adjustment framework 19 be affixed.
Described accurate adjustment unit also comprises the limit switch 16 pre-setting good position; limit switch 16 is electrically connected with power unit; the horizontal wedge of accurate adjustment 6 is provided with the spacing pivot pin 17 that can trigger limit switch 16 action; when the horizontal wedge of accurate adjustment 6 move to spacing pivot pin 17 trigger limit switch 16 time; limit switch 16 can control power unit and shut down, and plays the effect of position limitation protection.
In order to improve the inner rigidity of coarse adjustment unit, the horizontal wedge of described coarse adjustment 4 has the long-round-shape through hole that wedge 4 movement direction horizontal in coarse adjustment is consistent, on pedestal 3, the vertical wedge of coarse adjustment 5 and accurate adjustment framework 19, relevant position all has circular through hole, stud 11 is placed in through hole, two ends are rotary with pre-load nut 12, after coarse adjustment unit regulates, by regulating pre-load nut 12, horizontal for coarse adjustment wedge 4 and coarse adjustment vertical wedge 5 surface of contact are compressed.
Described height adjustment mechanism also comprises self adaption ball-joint unit, and it comprises convex ball-joint 8, recessed ball-joint 9 and briquetting 10, and convex ball-joint 8 is placed on accurate adjustment vertical wedge 7 upper-end surface, and inside is arranged with briquetting 10, is fixed by screws on the vertical wedge 7 of accurate adjustment; Convex ball-joint 8 convex surface upward, fits with recessed ball-joint 9 concave surface, recessed ball-joint 9 upper-end surface and plane-parallel.Air supporting support platform is positioned on recessed ball-joint 9 upper-end surface.
Pedestal 3 underpart is arranged on ground by pedestal pre-loading screw 15, by adjustment pedestal pre-loading screw 15, compresses the surface of contact between pedestal 3 and ground, heightens contact stiffness.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. an air supporting support platform height adjustment mechanism, comprises pedestal (3), coarse adjustment unit and accurate adjustment unit, and (3) are provided with coarse adjustment unit to pedestal, coarse adjustment unit are provided with accurate adjustment unit, it is characterized in that: coarse adjustment unit comprises the horizontal wedge of coarse adjustment (4), the vertical wedge of coarse adjustment (5), the vertical wedge baffle plate (14) of coarse adjustment and coarse adjustment framework (25), coarse adjustment framework (25) is rectangle frame structure, be installed on pedestal (3), the horizontal wedge of coarse adjustment (4) slides and is placed in coarse adjustment framework (25), its lower end surface contacts with pedestal (3), the vertical wedge of coarse adjustment (5) is placed on the horizontal wedge of coarse adjustment (4), the two inclined-plane matches, the vertical wedge of coarse adjustment (5) upper-end surface and plane-parallel, coarse adjustment framework (25) is fixed with the vertical wedge baffle plate (14) of coarse adjustment that the restriction vertical wedge of coarse adjustment (5) produces Horizontal displacement,
Accurate adjustment unit comprises the horizontal wedge of accurate adjustment (6), the vertical wedge of accurate adjustment (7), the vertical wedge baffle plate (13) of accurate adjustment and accurate adjustment framework (19), accurate adjustment framework (19) is rectangle frame structure, be installed on the vertical wedge of coarse adjustment (5), the horizontal wedge of accurate adjustment (6) slides and is placed in accurate adjustment framework (19), its lower end surface contacts with the vertical wedge of coarse adjustment (5), the vertical wedge of accurate adjustment (7) is placed on the horizontal wedge of accurate adjustment (6), the two inclined-plane matches, the vertical wedge of accurate adjustment (7) upper-end surface and plane-parallel, accurate adjustment framework (19) is fixed with the vertical wedge baffle plate (13) of accurate adjustment that the restriction vertical wedge of accurate adjustment (7) produces Horizontal displacement,
In described coarse adjustment unit, the gradient of wedge is greater than the gradient of wedge in accurate adjustment unit.
2. air supporting support platform height adjustment mechanism according to claim 1, it is characterized in that: have at least long adjusting screw (23) screw-thread fit to screw in coarse adjustment framework (25), offset with a rectangular-shaped side end face of the horizontal wedge of coarse adjustment (4), have at least a coupling to have long adjusting screw (23) Spielpassung of adjusting nut (24) through coarse adjustment framework (25), and its head screw in this rectangular-shaped side end face of the horizontal wedge of coarse adjustment (4) simultaneously.
3. air supporting support platform height adjustment mechanism according to claim 1, it is characterized in that: the horizontal wedge of described accurate adjustment vertically has through elongated hole between (6) two rectangular-shaped side end faces, ball screw screw mandrel (18) is through through elongated hole, screw mandrel (18) two ends are installed on accurate adjustment framework (19) by bearing (21), and screw mandrel (18) end is connected with power unit, ball screw screw (20) and the horizontal wedge of accurate adjustment (6) are connected.
4. air supporting support platform height adjustment mechanism according to claim 1 and 2, is characterized in that: the trapezoid shaped side end face that the horizontal wedge of described coarse adjustment (4) two is relative is all affixed with coarse adjustment framework (25).
5. the air supporting support platform height adjustment mechanism according to claim 1 or 3, is characterized in that: the right trapezoid shaped side end face of the horizontal wedge of described accurate adjustment (6) two all and accurate adjustment framework (19) be affixed.
6. air supporting support platform height adjustment mechanism according to claim 3, it is characterized in that: described accurate adjustment unit also comprises limit switch (16), limit switch (16) is electrically connected with power unit, and the horizontal wedge of accurate adjustment (6) is provided with the spacing pivot pin (17) that can trigger limit switch (16) action.
7. air supporting support platform height adjustment mechanism according to claim 1, it is characterized in that: the horizontal wedge of described coarse adjustment (4) has the long-round-shape through hole that wedge (4) movement direction horizontal in coarse adjustment is consistent, the upper relevant position of pedestal (3), the vertical wedge of coarse adjustment (5) and accurate adjustment framework (19) all has circular through hole, stud (11) is placed in through hole, and two ends are rotary with pre-load nut (12).
8. air supporting support platform height adjustment mechanism according to claim 1, it is characterized in that: described height adjustment mechanism also comprises self adaption ball-joint unit, it comprises convex ball-joint (8), recessed ball-joint (9) and briquetting (10), convex ball-joint (8) is placed on the vertical wedge of accurate adjustment (7) upper-end surface, inside is arranged with briquetting (10), is fixed by screws on the vertical wedge of accurate adjustment (7);
Convex ball-joint (8) convex surface upward, fits with recessed ball-joint (9) concave surface, recessed ball-joint (9) upper-end surface and plane-parallel.
9. air supporting support platform height adjustment mechanism according to claim 1, is characterized in that: pedestal (3) underpart is arranged on ground by pedestal pre-loading screw (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520249014.7U CN204554281U (en) | 2015-04-22 | 2015-04-22 | Air supporting support platform height adjustment mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520249014.7U CN204554281U (en) | 2015-04-22 | 2015-04-22 | Air supporting support platform height adjustment mechanism |
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| CN204554281U true CN204554281U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520249014.7U Withdrawn - After Issue CN204554281U (en) | 2015-04-22 | 2015-04-22 | Air supporting support platform height adjustment mechanism |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763868A (en) * | 2015-04-22 | 2015-07-08 | 天津航天机电设备研究所 | Height adjustment mechanism for air floatation supporting platform |
| CN105259866A (en) * | 2015-10-10 | 2016-01-20 | 北京精密机电控制设备研究所 | Mass center adjustment system of air-floating motion simulator |
| CN105508821A (en) * | 2015-11-30 | 2016-04-20 | 北京无线电测量研究所 | Height regulating device and regulating device used for radar pedestal leveling |
| CN107215703A (en) * | 2017-07-11 | 2017-09-29 | 广州贝晓德传动配套有限公司 | Invert correcting device |
| CN111810802A (en) * | 2020-07-24 | 2020-10-23 | 苏州天准科技股份有限公司 | Lifting platform and laser direct imaging equipment |
| CN113829087A (en) * | 2021-10-21 | 2021-12-24 | 一汽解放汽车有限公司 | Supporting device |
-
2015
- 2015-04-22 CN CN201520249014.7U patent/CN204554281U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763868A (en) * | 2015-04-22 | 2015-07-08 | 天津航天机电设备研究所 | Height adjustment mechanism for air floatation supporting platform |
| CN104763868B (en) * | 2015-04-22 | 2016-08-17 | 天津航天机电设备研究所 | Air supporting support platform height adjustment mechanism |
| CN105259866A (en) * | 2015-10-10 | 2016-01-20 | 北京精密机电控制设备研究所 | Mass center adjustment system of air-floating motion simulator |
| CN105259866B (en) * | 2015-10-10 | 2017-12-22 | 北京精密机电控制设备研究所 | A kind of air supporting motion simulator Centroid Adjustment System |
| CN105508821A (en) * | 2015-11-30 | 2016-04-20 | 北京无线电测量研究所 | Height regulating device and regulating device used for radar pedestal leveling |
| CN105508821B (en) * | 2015-11-30 | 2018-12-18 | 北京无线电测量研究所 | A kind of height adjuster and the adjustment device for radar pedestal leveling |
| CN107215703A (en) * | 2017-07-11 | 2017-09-29 | 广州贝晓德传动配套有限公司 | Invert correcting device |
| CN107215703B (en) * | 2017-07-11 | 2024-03-19 | 广州贝晓德智能科技有限公司 | Reverse deviation rectifying equipment |
| CN111810802A (en) * | 2020-07-24 | 2020-10-23 | 苏州天准科技股份有限公司 | Lifting platform and laser direct imaging equipment |
| CN113829087A (en) * | 2021-10-21 | 2021-12-24 | 一汽解放汽车有限公司 | Supporting device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150812 Effective date of abandoning: 20160817 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |