CN217263053U - Longitudinal guide rail sliding mechanism - Google Patents
Longitudinal guide rail sliding mechanism Download PDFInfo
- Publication number
- CN217263053U CN217263053U CN202221235884.5U CN202221235884U CN217263053U CN 217263053 U CN217263053 U CN 217263053U CN 202221235884 U CN202221235884 U CN 202221235884U CN 217263053 U CN217263053 U CN 217263053U
- Authority
- CN
- China
- Prior art keywords
- fixed plate
- linear driving
- plate
- lifting mechanisms
- driving mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model discloses a longitudinal guide rail sliding mechanism, which comprises a plurality of lifting mechanisms, wherein each lifting mechanism comprises a fixed plate, a linear driving mechanism longitudinally arranged on the fixed plate and a movable plate fixedly arranged at the output end of the linear driving mechanism, and the lower end of the movable plate is longitudinally provided with a rack; the plurality of lifting mechanisms are rotatably provided with connecting shafts, and gears meshed with the racks are arranged on the connecting shafts. In the utility model, the movable plates on the plurality of lifting mechanisms bear the load together, and respectively transmit the acting force to the plurality of linear driving mechanisms, and finally transmit the acting force to the fixed plate in a dispersing way, so that the acting force borne by a single linear driving mechanism is reduced, and the stress is more reasonable; the connecting shaft is connected with the plurality of lifting mechanisms through the meshed racks and gears, so that the plurality of lifting mechanisms can synchronously ascend or descend, and the difference of the lifting strokes of the plurality of lifting mechanisms is avoided.
Description
Technical Field
The utility model relates to an actuating mechanism technical field, concretely relates to longitudinal rail slide mechanism.
Background
As is known, transportation refers to the logistics of transporting objects from one location to another, using specific equipment and tools, which is the spatial displacement of objects, in different geographical areas, with the aim of changing their spatial position. When materials are transported, a longitudinal driving mechanism is usually used, and most of the existing longitudinal driving mechanisms adopt a single linear driving mechanism for driving; when one side of the linear driving mechanism is stressed too much, the deflection load borne by the linear driving mechanism is large, and the linear driving mechanism is easy to damage.
SUMMERY OF THE UTILITY MODEL
The above-mentioned not enough to prior art, the utility model provides a longitudinal rail sliding mechanism that atress is more reasonable.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
there is provided a longitudinal rail sliding mechanism including:
the lifting mechanisms comprise a fixed plate, a linear driving mechanism longitudinally arranged on the fixed plate and a movable plate fixedly arranged at the output end of the linear driving mechanism, and racks are longitudinally arranged at the lower end of the movable plate;
and the connecting shaft is rotatably arranged on the plurality of lifting mechanisms and is provided with a gear meshed with the rack.
The beneficial effects of adopting the above technical scheme are: the movable plates on the lifting mechanisms bear the load together, the acting force is transmitted to the linear driving mechanisms respectively, and finally the acting force is transmitted to the fixed plate in a dispersing way, so that the acting force borne by a single linear driving mechanism is reduced, and the stress is more reasonable; the connecting shaft is connected with the plurality of lifting mechanisms through the meshed racks and gears, so that the plurality of lifting mechanisms can ascend or descend synchronously, and the difference of the lifting strokes of the plurality of lifting mechanisms is avoided.
Furthermore, a sliding sleeve is longitudinally arranged on the fixed plate, a sliding shaft is arranged at the lower end of the moving plate, and the sliding shaft is arranged in the sliding sleeve in a sliding manner; the sliding sleeve provides a sliding track for the moving plate, and provides support for the moving plate, so that the torsional force acting on the linear driving mechanism is reduced.
Furthermore, two sliding sleeves are longitudinally arranged on the fixed plate, the two sliding sleeves are symmetrically arranged by taking the axis of the linear driving mechanism as a symmetry axis, and the two sliding sleeves resist the deflection force acting on the moving plate through the sliding shafts, so that the deflection force acting on the linear driving mechanism is reduced.
Furthermore, a supporting seat is arranged on the fixing plate, the connecting shaft is rotatably arranged in the supporting seat, and the supporting seat on the fixing plate supports the connecting shaft, so that the connecting shaft can rotate in the supporting seat under the action of external force.
Furthermore, a bearing is arranged between the supporting seat and the connecting shaft, so that the friction coefficient of the connecting shaft in the motion process is reduced, and the rotation precision of the connecting shaft is ensured.
Furthermore, a buffer body is arranged between the fixed plate and the movable plate so as to alleviate and eliminate longitudinal impact and vibration generated when the movable plate suddenly stops at the fixed plate, and improve the running stability of the movable plate.
Furthermore, the lower end of the moving plate is longitudinally provided with a mounting plate, the rack is detachably connected to the mounting plate, and the mounting plate provides more mounting space for the rack.
Furthermore, the mounting plate and the rack are respectively provided with a plurality of matched threaded holes and step holes along the length direction, screws are arranged in the step holes, and one ends of the screws are in threaded connection with the threaded holes; the rack is connected with the mounting plate through screws at a plurality of positions, and the stability of rack installation is ensured.
Drawings
FIG. 1 is a schematic structural view of a longitudinal rail sliding mechanism;
FIG. 2 is a front view of the longitudinal rail slide mechanism;
the device comprises a base, a fixing plate, a moving plate, a support seat, a gear 5, a rack 6, an installation plate, a connecting shaft 7, a threaded hole 8, a threaded hole 9, a linear driving mechanism 10, a sliding shaft 11, a sliding sleeve 12 and a buffer body.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.
As shown in fig. 1, the present solution provides a longitudinal rail sliding mechanism, which includes:
the lifting mechanisms comprise a fixed plate 1, a linear driving mechanism 9 longitudinally arranged on the fixed plate 1 and a movable plate 2 fixedly arranged at the output end of the linear driving mechanism 9, a rack 5 is longitudinally arranged at the lower end of the movable plate 2, and the linear driving mechanism 9 can be an electric push rod;
and the connecting shaft 7 is rotatably arranged on the two lifting mechanisms and is provided with a gear 4 meshed with the rack 5.
The movable plates 2 on the two lifting mechanisms bear the load together, the acting force is respectively transmitted to the two linear driving mechanisms 9, and finally the acting force is dispersedly transmitted to the fixed plate 1, so that the acting force borne by the single linear driving mechanism 9 is reduced, and the stress is more reasonable; the connecting shaft 7 is connected with the two lifting mechanisms through the meshed rack 5 and the meshed gear 4, so that the two lifting mechanisms can ascend or descend synchronously, and the difference of the lifting strokes of the two lifting mechanisms is avoided.
In the implementation, the fixed plate 1 is preferably provided with a sliding sleeve 11 in the longitudinal direction, the lower end of the moving plate 2 is provided with a sliding shaft 10, and the sliding shaft 10 is arranged in the sliding sleeve 11 in a sliding manner; the sliding sleeve 11 provides a sliding track for the moving plate 2 and provides a support for the moving plate 2, reducing the torsional force acting on the linear driving mechanism 9.
In an embodiment of the present invention, two sliding sleeves 11 are longitudinally disposed on the fixing plate 1, the two sliding sleeves 11 are disposed symmetrically with respect to the axis of the linear driving mechanism 9, and the two sliding sleeves 11 resist the deflecting force acting on the moving plate 2 through the sliding shaft 10, so as to reduce the deflecting force acting on the linear driving mechanism 9.
When designing, be provided with supporting seat 3 on the preferred fixed plate 1 of this scheme, connecting axle 7 rotates and sets up in supporting seat 3, and supporting seat 3 on the fixed plate 1 provides the support for connecting axle 7, makes connecting axle 7 can rotate in supporting seat 3 under the exogenic action.
When the scheme is implemented, the bearing is arranged between the preferable supporting seat 3 and the connecting shaft 7, so that the friction coefficient of the connecting shaft 7 in the motion process is reduced, and the rotation precision of the connecting shaft 7 is ensured.
As shown in fig. 2, a buffer 12 is disposed between the fixed plate 1 and the moving plate 2 to alleviate and absorb longitudinal shock and vibration generated when the moving plate 2 suddenly stops at the fixed plate 1, so as to improve the running stability of the moving plate 2; wherein, the buffer body 12 can adopt a nylon column; in the scheme, the buffer body 12 is fixedly arranged on the fixed plate 1; the upper end of the fixed plate 1 can also be provided with a travel switch which is electrically connected with the linear driving mechanism 9, and when the movable plate 2 contacts the travel switch, the linear driving mechanism 9 stops retracting.
During the design, the lower extreme of the preferred movable plate 2 of this scheme vertically is provided with mounting panel 6, and rack 5 can be dismantled and connect on mounting panel 6, and mounting panel 6 provides more installation space for rack 5.
During design, the mounting plate 6 and the rack 5 are preferably provided with two matched threaded holes 8 and step holes along the length direction, screws are arranged in the step holes, and one ends of the screws are in threaded connection with the threaded holes 8; the rack 5 is connected with the mounting plate 6 through screws at a plurality of positions, and the stability of the mounting of the rack 5 is ensured.
In summary, the movable plates 2 on the two lifting mechanisms bear the load together, the acting force is respectively transmitted to the two linear driving mechanisms 9, and finally the acting force is dispersed and transmitted to the fixed plate 1, so that the acting force borne by the single linear driving mechanism 9 is reduced, and the stress is more reasonable; the connecting shaft 7 is connected with the two lifting mechanisms through the meshed rack 5 and the gear 4, so that the two lifting mechanisms can synchronously ascend or descend, and the difference of the lifting strokes of the two lifting mechanisms is avoided.
Claims (8)
1. A longitudinal rail slide mechanism, comprising:
the lifting mechanisms comprise a fixed plate (1), a linear driving mechanism (9) longitudinally arranged on the fixed plate (1) and a movable plate (2) fixedly arranged at the output end of the linear driving mechanism (9), and a rack (5) is longitudinally arranged at the lower end of the movable plate (2);
and the connecting shaft (7) is rotationally arranged on the plurality of lifting mechanisms and is provided with a gear (4) meshed with the rack (5).
2. The longitudinal rail sliding mechanism according to claim 1, wherein a sliding sleeve (11) is longitudinally arranged on the fixed plate (1), a sliding shaft (10) is arranged at the lower end of the moving plate (2), and the sliding shaft (10) is slidably arranged in the sliding sleeve (11).
3. The longitudinal rail sliding mechanism according to claim 2, wherein two sliding sleeves (11) are longitudinally arranged on the fixed plate (1), and the two sliding sleeves (11) are symmetrically arranged by taking the axis of the linear driving mechanism (9) as a symmetry axis.
4. Longitudinal rail sliding mechanism according to claim 1, characterized in that the fixed plate (1) is provided with a support (3) and the connecting shaft (7) is rotatably arranged in the support (3).
5. Longitudinal guide sliding mechanism according to claim 4, wherein a bearing is arranged between the support base (3) and the connecting shaft (7).
6. The longitudinal rail sliding mechanism according to claim 1, wherein a buffer (12) is provided between the fixed plate (1) and the moving plate (2).
7. The longitudinal rail sliding mechanism according to claim 1, wherein the lower end of the moving plate (2) is provided with a mounting plate (6) longitudinally, and the rack (5) is detachably connected to the mounting plate (6).
8. The longitudinal rail sliding mechanism according to claim 7, wherein the mounting plate (6) and the rack (5) are respectively provided with a plurality of matching threaded holes (8) and stepped holes along the length direction, the stepped holes are provided with screws, and one ends of the screws are in threaded connection with the threaded holes (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221235884.5U CN217263053U (en) | 2022-05-20 | 2022-05-20 | Longitudinal guide rail sliding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221235884.5U CN217263053U (en) | 2022-05-20 | 2022-05-20 | Longitudinal guide rail sliding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217263053U true CN217263053U (en) | 2022-08-23 |
Family
ID=82886229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221235884.5U Active CN217263053U (en) | 2022-05-20 | 2022-05-20 | Longitudinal guide rail sliding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217263053U (en) |
-
2022
- 2022-05-20 CN CN202221235884.5U patent/CN217263053U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104828737A (en) | Self-locking type scissor-fork lifting mechanism | |
| CN217263053U (en) | Longitudinal guide rail sliding mechanism | |
| CN206320253U (en) | A kind of spiral expanding device | |
| CN100549434C (en) | Utilize the space telescopic mechanism of contra-parallelogram | |
| CN116469723A (en) | Switching action actuating mechanism of commutation isolating switch | |
| CN210012541U (en) | Jacking device | |
| CN210631303U (en) | Linear motion mechanism and operation trolley | |
| CN213260352U (en) | Glass drilling machine with upper drill bit and lower drill bit | |
| CN104045019A (en) | Synchronizing lifting shifting-in and shifting-out mechanism | |
| CN212258119U (en) | Electric power high-low voltage complete equipment of distribution board | |
| CN208788129U (en) | A kind of machine ram balancing device | |
| CN108860203B (en) | Supporting and positioning device for technical bogie for vehicle maintenance | |
| CN209531795U (en) | Positioning mechanism after a kind of twin shaft of bending machine | |
| CN212712602U (en) | Linkage jacking device suitable for jacking forklift | |
| CN201405527Y (en) | Lever boosting type electromagnetic punching machine | |
| CN109108721A (en) | A kind of coaxial-type weight bearing balancing device | |
| CN106081993B (en) | A kind of sophisticated power equipment hoisting machine | |
| CN220241477U (en) | Guiding device, lifting device and robot | |
| CN110200704A (en) | Straight-line motion mechanism and operation trolley | |
| CN221257567U (en) | Nested ball screw driving device and vacuum transmission equipment formed by same | |
| CN218613900U (en) | Combined type stacking platform suitable for packaging silicon steel sheets | |
| CN220688625U (en) | Six-degree-of-freedom platform capable of ascending and descending in large stroke | |
| JP2020083503A (en) | Lifting/lowering mechanism and cargo container lifting/lowering base | |
| CN216836948U (en) | Four-column lifter | |
| CN219139743U (en) | Intervene Z axle operating table and use operating table |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |