CN220435246U - Dovetail-shaped guide rail - Google Patents
Dovetail-shaped guide rail Download PDFInfo
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- CN220435246U CN220435246U CN202322198495.0U CN202322198495U CN220435246U CN 220435246 U CN220435246 U CN 220435246U CN 202322198495 U CN202322198495 U CN 202322198495U CN 220435246 U CN220435246 U CN 220435246U
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- guide rail
- dovetail
- guide
- rail base
- base
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- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 32
- 238000009434 installation Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a dovetail-shaped guide rail, and relates to the technical field of guide rails. In order to solve the problems that in the prior art, the width and the size of a guide rail cannot be adjusted according to the dovetail groove of the existing sliding block, the flexibility and the application range are greatly reduced, and the production cost is improved; the dovetail-shaped guide rail comprises a guide rail base, wherein symmetrically distributed dovetail guide bars are arranged on the surface of the guide rail base, the guide rail base is in sliding connection with the dovetail guide bars, a translation sliding groove for sliding the dovetail guide bars is formed in the upper surface of the guide rail base, and a guide rail adjusting mechanism is arranged on one side of the guide rail base; through fixing the whole, guaranteed the stability of forked tail shape guide rail, guaranteed the slider and steadily slide on the forked tail gib block, through the interval of rotating adjust knob adjustment forked tail gib block to improve forked tail shape guide rail's flexibility, improved application scope, reduce the cost for production, and make things convenient for the installation of slider through the adjustment forked tail gib block, significantly reduced installation time, improved installation effectiveness.
Description
Technical Field
The utility model relates to the technical field of guide rails, in particular to a dovetail guide rail.
Background
The dovetail-shaped guide rail adopts surface contact, has good rigidity, small height and compact structure, can bear the subversion moment, has large running friction force, has relatively poor dynamic performance, is relatively inconvenient to manufacture, install and maintain, and is used for occasions with low movement speed, small stress and limited height size. There are related patents regarding dovetail guide rails; for example, chinese patent with publication number CN218904323U discloses a dovetail guide rail, which comprises a mounting plate, the center department fixedly connected with slide rail frame of mounting panel upper surface, slide rail frame upper surface fixedly connected with slide rail roof, a plurality of mounting grooves have been seted up to slide rail roof upper surface arrangement, the swivelling joint in mounting groove has the roller, the mounting panel is the rectangle setting, the slide rail frame is the rectangle setting, and the mounting panel upper surface area is greater than the area of slide rail frame lower surface, the chamfer has been seted up to slide rail roof left side lower surface, the slide rail roof cross-section is right trapezoid setting. This application laminates mounting panel to mounted position, later installs fastening bolt through the mounted hole site, fastens the device, later carries out slidable mounting with the slider along the position between slide rail roof and the slide rail frame, and the slider is spacing along between roof and the slide rail frame promptly, and the top rolls with the roller of roof in the slider, cooperates and carries out sliding operation.
Although the above patent solves the problem of the mounting stability of the guide rail, the following problems still exist in the actual use process:
in the prior art, the width and the size of the guide rail cannot be adjusted according to the dovetail groove of the existing sliding block, so that the flexibility and the application range are greatly reduced, the production cost is improved, and in the use process, the sliding speed of the sliding block is high in the sliding process, and the sliding block is influenced by air pressure with the bolt mounting groove on the surface of the guide rail, so that the moving stability of the sliding block is influenced.
Disclosure of Invention
The utility model aims to provide a dovetail guide rail, and the spacing of dovetail guide bars is adjusted by rotating an adjusting knob, so that the flexibility of the dovetail guide rail is improved, the application range is improved, the production cost is further reduced, and the problems in the prior art can be solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a dovetail guide rail, includes the guide rail base, guide rail base surface mounting has the forked tail conducting bar of symmetric distribution, and forked tail conducting bar upper surface and guide rail base center upper surface form the step, and the guide rail base is provided with the bolt mounting hole all around respectively, guide rail base and forked tail conducting bar sliding connection, and guide rail base upper surface is provided with the gliding translation spout of confession forked tail conducting bar, and guide rail adjustment mechanism is installed to guide rail base one side.
Preferably, the guide rail base is set to be T-shaped, the upper surface of the central lug of the guide rail base is provided with a long threaded hole groove, and two sides of the central lug of the guide rail base are contacted with the dovetail guide bars.
Preferably, the lower surface of the dovetail guide bar is provided with two translation sliding blocks which are respectively meshed with the transmission screw rod through threads.
Preferably, the transmission screw rods are symmetrically distributed on two sides of the guide rail base, threads on the surfaces of the transmission screw rods are opposite in rotation direction, one end of each transmission screw rod is rotationally connected with the inner wall of the translation sliding groove through a bearing, and the other end of each transmission screw rod is provided with a fixing column and a worm respectively.
Preferably, the dovetail guide bar is provided with uniformly distributed springs close to the central convex blocks of the guide rail base, the two sides of the central convex blocks of the guide rail base are respectively provided with guide grooves, guide telescopic rods are arranged in the guide grooves, and the springs are connected with the guide telescopic rods in a nested mode.
Preferably, the guide rail adjusting mechanism comprises an adjusting knob, a transmission rod and a worm wheel, wherein one end of the adjusting knob is fixedly connected with the transmission rod, one end of the transmission rod is rotatably connected with the guide rail base through a bearing, and the worm wheel is nested and connected with the transmission rod.
Preferably, the center of the worm is provided with a fixed slot matched with a fixed column, the fixed column is connected with the worm in a nested way, and the lower surface of the worm is meshed with the worm wheel.
Compared with the prior art, the utility model has the following beneficial effects:
1. through the bolt mounting hole and the fixing bolt meshing all around of guide rail base, long screw hole groove and long bolt meshing, will wholly fix, guaranteed the stability of dovetail guide rail, dovetail guide bar upper surface and guide rail base center upper surface form the step, have guaranteed that the slider steadily slides on the dovetail guide bar.
2. The spacing of the dovetail guide bars is adjusted through rotating the adjusting knob, so that the flexibility of the dovetail guide rail is improved, the application range is improved, the production cost is further reduced, the installation of the sliding block is facilitated through adjusting the dovetail guide bars, the installation time is greatly shortened, and the installation efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of an axial view of a dovetail rail of the present utility model;
FIG. 2 is a schematic diagram of an axial view of a dovetail guide bar of the present utility model;
FIG. 3 is a front cross-sectional view of the dovetail rail of the present utility model;
fig. 4 is a schematic side view of the guide rail adjustment mechanism of the present utility model.
In the figure: 1. a guide rail base; 11. a bolt mounting hole; 12. translating the chute; 13. a long threaded hole groove; 2. dovetail guide bars; 21. a translation slider; 22. a transmission screw rod; 23. fixing the column; 24. a worm; 25. a fixed slot; 26. a guiding telescopic rod; 27. a spring; 3. a guide rail adjusting mechanism; 31. an adjustment knob; 32. a transmission rod; 33. a worm wheel.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to solve the problem that in the use process, the sliding block is influenced by air pressure with the bolt mounting groove on the surface of the guide rail due to the fact that the sliding speed of the sliding block is higher in the sliding process, and therefore the stability of the sliding block movement is affected, referring to fig. 1-4, the following technical scheme is provided in the embodiment:
the utility model provides a dovetail guide rail, including guide rail base 1, guide rail base 1 surface mounting has the forked tail conducting bar 2 of symmetric distribution, forked tail conducting bar 2 upper surface and guide rail base 1 central upper surface form the step, guide rail base 1 is provided with bolt mounting hole 11 all around respectively, guide rail base 1 and forked tail conducting bar 2 sliding connection, guide rail base 1 upper surface is provided with the translation spout 12 that supplies forked tail conducting bar 2 to slide, guide rail base 1 sets up to "T", guide rail base 1 central lug upper surface is provided with long screw hole groove 13, guide rail base 1 central lug both sides and forked tail conducting bar 2 contact, guide rail base 1 installs guide rail adjustment mechanism 3 in one side, guide rail adjustment mechanism 3 includes adjust knob 31, transfer line 32 and worm wheel 33, adjust knob 31, one end and transfer line 32 fixed connection, transfer line 32 one end is through bearing and guide rail base 1 swivelling joint, worm wheel 33 and transfer line 32 nest connection.
Specifically, through the bolt mounting hole 11 and the fixing bolt meshing all around of guide rail base 1, install fixedly to guide rail base 1, and through long screw hole groove 13 and long bolt meshing, will wholly fix, guaranteed the stability of dovetail guide rail, avoid taking place the condition of displacement in the long-time use, dovetail bar 2 upper surface and guide rail base 1 central upper surface form the step, guaranteed to constitute the recess when slider and dovetail bar 2 upper surface butt, the circulation of air of being convenient for, the friction load that reduces area of contact and cause has guaranteed that the slider steadily slides on dovetail bar 2.
In order to solve the problems that in the prior art, the width and the size of the guide rail cannot be adjusted according to the dovetail groove of the existing sliding block, the flexibility and the application range are greatly reduced, and the production cost is improved, referring to fig. 1-4, the following technical scheme is provided in the embodiment:
the lower surface of the dovetail guide bar 2 is provided with translation sliding blocks 21, the translation sliding blocks 21 are provided with two and are respectively meshed with a transmission screw rod 22 through threads, the transmission screw rods 22 are symmetrically distributed on two sides of the guide rail base 1, the threads on the surfaces of the transmission screw rods are opposite in rotation direction, one end of each transmission screw rod 22 is rotationally connected with the inner wall of the translation sliding groove 12 through a bearing, and the other end of each transmission screw rod 22 is respectively provided with a fixed column 23 and a worm 24; the dove tail conducting bar 2 is close to the central lug of guide rail base 1 and installs evenly distributed's spring 27, and guide slot is provided with respectively to guide rail base 1 central lug both sides, installs direction telescopic link 26 in the guide slot, and spring 27 and the nested connection of direction telescopic link 26, spring 27 both ends respectively with dove tail conducting bar 2 and guide slot inner wall fixed connection, worm 24 center be provided with fixed slot 25 of fixed column 23 looks adaptation, fixed column 23 and worm 24 nested connection, worm 24 lower surface and worm wheel 33 meshing.
Specifically, adjust the interval of forked tail conducting bar 2 through rotating adjust knob 31, thereby the flexibility of forked tail shape guide rail has been improved, improve application scope, further production reduction cost, and make things convenient for the installation of slider through adjusting forked tail conducting bar 2, greatly reduced installation time, installation effectiveness has been improved, the effect of support direction has been played in forked tail conducting bar 2 translation in-process to direction telescopic link 26 and spring 27, the stability of forked tail conducting bar 2 translation has been guaranteed, fixed column 23 and worm 24 staggered distribution are on transmission lead screw 22, symmetrically distributed's transmission lead screw 22 is fixed through fixed column 23 and worm 24 nested connection respectively, the synchronous rotation of symmetrically distributed's transmission lead screw 22 has been guaranteed.
Working principle: the guide rail base 1 is installed and fixed through the bolt installation holes 11 around the guide rail base 1 and the long bolt through the long threaded hole grooves 13, the rotation adjusting knob 31 drives the transmission rod 32 to synchronously rotate, the worm wheel 33 fixed with the transmission rod 32 synchronously rotates, the worm 24 meshed with the worm wheel 33 rotates along with the rotation, the worm 24 is fixedly connected with the fixed column 23, the transmission screw rods 22 on two sides are driven to synchronously rotate, the translation sliding blocks 21 meshed with the transmission screw rods 22 relatively translate under the limiting effect of the translation sliding grooves 12, the distance between the dovetail guide bars 2 is adjusted, and the guide telescopic rods 26 and the springs 27 support and guide in the translation process of the dovetail guide bars 2.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Dovetail guide rail, including guide rail base (1), its characterized in that: the novel sliding guide rail is characterized in that symmetrically distributed dovetail guide bars (2) are arranged on the surface of the guide rail base (1), steps are formed on the upper surface of the dovetail guide bars (2) and the upper surface of the center of the guide rail base (1), bolt mounting holes (11) are formed in the periphery of the guide rail base (1) respectively, the guide rail base (1) is slidably connected with the dovetail guide bars (2), translation sliding grooves (12) for sliding the dovetail guide bars (2) are formed in the upper surface of the guide rail base (1), and a guide rail adjusting mechanism (3) is arranged on one side of the guide rail base (1).
2. A dovetail rail according to claim 1, wherein: the guide rail base (1) is arranged to be T-shaped, a long threaded hole groove (13) is formed in the upper surface of a central lug of the guide rail base (1), and two sides of the central lug of the guide rail base (1) are in contact with the dovetail guide bars (2).
3. A dovetail rail according to claim 2, wherein: the lower surface of the dovetail guide bar (2) is provided with translation sliding blocks (21), and the translation sliding blocks (21) are provided with two and meshed with the transmission screw rod (22) through threads respectively.
4. A dovetail rail according to claim 3, wherein: the transmission screw rods (22) are symmetrically distributed on two sides of the guide rail base (1) and threads on the surfaces of the transmission screw rods are opposite in rotation direction, one ends of the transmission screw rods (22) are rotatably connected with the inner wall of the translation sliding groove (12) through bearings, and fixed columns (23) and worms (24) are respectively arranged at the other ends of the transmission screw rods (22).
5. A dovetail rail according to claim 4, wherein: the dovetail guide bar (2) is close to a central lug of the guide rail base (1) and is provided with uniformly distributed springs (27), guide grooves are respectively formed in two sides of the central lug of the guide rail base (1), guide telescopic rods (26) are arranged in the guide grooves, and the springs (27) are connected with the guide telescopic rods (26) in a nested mode.
6. A dovetail rail according to claim 5, wherein: the guide rail adjusting mechanism (3) comprises an adjusting knob (31), a transmission rod (32) and a worm wheel (33), wherein the adjusting knob (31) and one end of the transmission rod (32) are fixedly connected, one end of the transmission rod (32) is rotatably connected with the guide rail base (1) through a bearing, and the worm wheel (33) is nested and connected with the transmission rod (32).
7. A dovetail rail according to claim 6, wherein: the center of the worm (24) is provided with a fixed slot (25) matched with the fixed column (23), the fixed column (23) is connected with the worm (24) in a nested way, and the lower surface of the worm (24) is meshed with the worm wheel (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322198495.0U CN220435246U (en) | 2023-08-16 | 2023-08-16 | Dovetail-shaped guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322198495.0U CN220435246U (en) | 2023-08-16 | 2023-08-16 | Dovetail-shaped guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220435246U true CN220435246U (en) | 2024-02-02 |
Family
ID=89698861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322198495.0U Active CN220435246U (en) | 2023-08-16 | 2023-08-16 | Dovetail-shaped guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220435246U (en) |
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2023
- 2023-08-16 CN CN202322198495.0U patent/CN220435246U/en active Active
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