CN216642793U - Linear guide rail pair - Google Patents
Linear guide rail pair Download PDFInfo
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- CN216642793U CN216642793U CN202123303764.2U CN202123303764U CN216642793U CN 216642793 U CN216642793 U CN 216642793U CN 202123303764 U CN202123303764 U CN 202123303764U CN 216642793 U CN216642793 U CN 216642793U
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- connecting plate
- plate
- web
- guide rail
- linear guide
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Abstract
The application discloses a linear guide rail pair, which comprises a base, a groove body and two sliding assemblies; the base comprises a bottom plate and a web plate, one end of the web plate is connected with the middle of the end face of the bottom plate, and the groove body is connected with the base in a sliding mode through a sliding assembly; the sliding assembly comprises two linear rails and two sliding block groups, each sliding block group comprises at least one sliding block, each linear rail is connected with one sliding block group in a sliding mode, and the two linear rails are connected to the two sides of the web respectively; the both sides cell wall of cell body is connected with two slider group respectively, sets up in the both sides of web through using two linear rails, when making the vice whole volume of linear guide less, can bear great load, has increased the area of the transverse section of web simultaneously, has disperseed the load that the web bore, has reduced the stress of the inside production of web, prevents to lead to the fact the web fracture because of the inside stress of web is too big.
Description
Technical Field
The application relates to the technical field of automation equipment, in particular to a linear guide rail pair.
Background
The linear module modularizes the linear motion platform, combines the guide rail system and the transmission system, and is integrated in one unit, and the system integration is convenient for the model selection work during the design of engineers, so that the equipment assembly is simplified and modularized.
In the linear module, the linear guide rail pair is used for supporting and guiding a moving part to do reciprocating linear motion according to a given direction, the linear guide rail pair is widely applied to various fields, can be used for semiconductor machinery, medical equipment, carrying and conveying machinery, building equipment, office automation equipment and the like, and is often used as a linear motion unit in the field of mechanical automation equipment.
In some special industries or equipment, it is necessary to realize linear motion of components in a narrow space and under a heavy load. The transverse cross-sectional area of the existing linear guide rail pair is large, or the cross-sectional area of the linear guide rail is small, so that the requirement of heavy load cannot be met.
SUMMERY OF THE UTILITY MODEL
This application can't satisfy in narrow and small space and the problem of the demand of realizing the part linear motion simultaneously under the heavy load condition to current linear guide is vice, has provided a linear guide is vice, and concrete technical scheme is as follows:
a linear guide rail pair comprises a base, a groove body and two sliding assemblies; wherein the content of the first and second substances,
the base comprises a bottom plate and a web plate, one end of the web plate is connected with the middle part of the end face of the bottom plate, and the groove body is connected with the base in a sliding mode through the sliding assembly;
the sliding assembly comprises two linear rails and two sliding block groups, each sliding block group comprises at least one sliding block, each linear rail is connected with one sliding block group in a sliding mode, and the two linear rails are connected to the two sides of the web respectively;
and the groove walls on the two sides of the groove body are respectively connected with the two sliding block groups.
Optionally, the tank body includes a first side plate, a first connecting plate, a second side plate and a second connecting plate;
one end of the first side plate is connected with one end of the first connecting plate, one end of the second side plate is connected with one end of the second connecting plate, and the other end of the first connecting plate is detachably connected with the other end of the second connecting plate through a connecting piece;
the side wall of the first side plate close to the first connecting plate is connected with one of the slider groups, and the side wall of the second side plate close to the second connecting plate is connected with the other slider group.
Optionally, a plurality of threaded holes are uniformly formed in the first connecting plate and the second connecting plate;
the connecting piece comprises a connecting plate and a plurality of bolts, a plurality of through holes are correspondingly formed in the connecting plate, and the end portions of the bolts penetrate through the through holes and are in threaded connection with the threaded holes corresponding to the through holes.
Optionally, a mounting groove for accommodating the connecting plate is formed in the outer side of the bottom plate of the tank body, and the threaded holes are formed in the bottom of the mounting groove.
Optionally, a protrusion is connected to an end surface of the first connecting plate close to the second connecting plate, and a groove matched with the protrusion in position and size is formed in an end surface of the second connecting plate close to the first connecting plate.
Optionally, the device further comprises a stroke limiting assembly, wherein the stroke limiting assembly comprises two limiting blocks, and the two limiting blocks are respectively installed at two ends of the web plate.
Optionally, the stroke limiting assembly further comprises two buffering parts, and the two buffering parts are connected to the end faces of the two ends of the groove body.
Optionally, the buffer part is made of rubber.
Optionally, the magnetic tank further comprises a displacement detection system, the displacement detection system comprises a magnetic ring and a measuring element, the magnetic ring is arranged on the tank body, and the measuring element is arranged on the base.
Optionally, two sets of guide rail clamping devices are arranged on the tank body, and the two sets of guide rail clamping devices are respectively installed on tank walls at two ends of the tank body.
The application has the following beneficial effects:
the embodiment of the application provides a linear guide is vice, sets up in the both sides of web through using two linear rails, when making the vice whole volume of linear guide less, can bear great load, has increased the area of the transverse section of web simultaneously, has disperseed the load that the web bore, has reduced the inside stress that produces of web, prevents to lead to the fact the web fracture because of the inside stress of web is too big.
Drawings
FIG. 1 is a schematic structural diagram of a linear guide pair according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a base in a linear guide pair according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a slot in a linear guide pair according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural diagram of a slot (not including a connecting plate) in a linear guide pair according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a linear guide pair in a separated state of a groove body in the embodiment of the present application;
reference numerals: 1. a base; 2. a trough body; 3. mounting a plate; 4. a magnetic ring; 5. mounting a bracket; 6. a measuring element;
101. a limiting block; 102. a web; 103. a slider; 104. a linear track;
201. a buffer section; 202. a rail clamp; 203. a first side plate; 204. a second side plate; 205. a connecting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 5, the present embodiment provides a linear guide pair, which includes a base 1, a groove body 2, and two sliding assemblies; the base 1 comprises a bottom plate and a web plate 102, one end of the web plate 102 is connected with the middle part of the end face of the bottom plate, and the groove body 2 is connected with the base 1 in a sliding mode through a sliding assembly; the sliding assembly comprises two linear rails 104 and two sliding block groups, each sliding block group comprises at least one sliding block 103, each linear rail is connected with one sliding block group in a sliding mode, and the two linear rails 104 are connected to the two sides of the web plate 102 respectively; the two side groove walls of the groove body 2 are respectively connected with the two sliding block sets.
As above, the transmission system drives the slider set to slide on the linear rail 104, so as to drive the slot body 2 connected with the slider set to move on the web 102.
As shown in fig. 2, in this embodiment, it is preferable that one slider group includes two sliders 103, and the length of the slider 103 is set according to the load requirement. In the first case, the sliding block set only includes one sliding block 103, if the sliding block set is arranged at one end of the slot wall of the slot body 2, the other end of the slot wall of the slot body 2 cannot be supported, and if the sliding block set is arranged at the middle part of the slot wall of the slot body 2, the two ends of the slot wall of the slot body 2 cannot be supported, so that the connection of the slot body 2 is unstable, and the slot body 2 is broken due to overlarge stress in the movement process; the second situation is that when the sliding block set only comprises one sliding block 103 and the length of the sliding block 103 can meet the requirement of supporting the groove wall of the groove body 2, the contact area between the sliding block 103 and the linear track 104 is too large, so that the friction between the linear sliding block 103 and the linear track 104 is large, and the unnecessary loss of mechanical energy is caused; therefore, the third condition is adopted, the sliding block group comprises two sliding blocks 103, the length size of each sliding block 103 meets the load requirement, the load requirement can be met, and the side wall of the groove body 2 can be supported.
In practical application, the tank body 2 can be connected with a component which needs linear motion, in the motion process of the component, due to different mass in each direction of the component, force perpendicular to the length direction of the web plate 102 can be generated on the web plate 102 in the motion process of the component, so that large stress is generated inside the web plate 102, the two linear rails 104 are arranged on two sides of the web plate 102 in the scheme, the whole volume of the linear guide rail pair is small, large load can be borne, meanwhile, the area of the transverse section of the web plate 102 is increased, the load borne by the web plate 102 is dispersed, the stress generated inside the web plate 102 is reduced, and the web plate 102 is prevented from being broken due to overlarge stress inside the web plate 102.
As an alternative embodiment, the tank 2 comprises a first side plate 203, a first connecting plate, a second side plate 204 and a second connecting plate; one end of the first side plate 203 is connected with one end of a first connecting plate, one end of the second side plate 204 is connected with one end of a second connecting plate, and the other end of the first connecting plate is detachably connected with the other end of the second connecting plate through a connecting piece; the side wall of the first side plate 203 close to the first connecting plate is connected with one of the slider groups, and the side wall of the second side plate 204 close to the second connecting plate is connected with the other slider group.
As above, in the structure shown in fig. 5, in an uninstalled state, the first side plate 203 and the first connecting plate are in an interconnected state, the second side plate 204 and the second connecting plate are in an interconnected state, and the cross sections of the first side plate and the second connecting plate are both in an L shape; the connection process of the tank body 2 is to connect the first side plate 203 with the slider group of one of the sliding assemblies, connect the second side plate 204 with the slider group of the other sliding assembly, and then connect the first connecting plate and the second connecting plate by using the connecting piece.
The groove body 2 part in the existing linear guide rail is of an integral structure and cannot be disassembled, and due to errors generated in the machining process, the problem that the distance between two side surfaces of the groove body 2 is too large or too small may occur in the assembling process, so that the groove body 2 cannot be assembled on the base 1, or after one side of the groove body 2 is assembled, the gap between the other side and the sliding block 103 is too large, at the moment, the groove body 2 is set into two detachable L-shaped parts, and the two L-shaped parts are connected through a connecting piece; when the distance between the two side surfaces of the tank body 2 is too large, the distance between the tank bodies 2 can be reduced by grinding the joint of the first connecting plate and the second connecting plate; when the distance between the two side surfaces of the tank body 2 is too small, the connecting position of the connecting piece can be adjusted to make the connecting piece compensate for the difference in distance between the two side surfaces of the tank body 2.
This scheme becomes the part of two L types with the cell body 2 split, is convenient for adjust the distance between the first curb plate 203 and the second curb plate 204 of cell body 2, avoids can not assembling between cell body 2 and the base 1 because of machining error causes, has guaranteed the assembly precision between cell body 2 and the base 1.
As an optional embodiment, a plurality of threaded holes are uniformly formed in the first connecting plate and the second connecting plate, the connecting member includes a connecting plate 205 and a plurality of bolts, and a plurality of through holes are correspondingly formed in the connecting plate 205; and the end part of the bolt penetrates through the through hole and is in threaded connection with the threaded hole corresponding to the through hole.
According to the scheme, after the first side plate 203 and the second side plate 204 are connected with the base 1, due to machining errors, a gap exists between the end portions, close to each other, of the first connecting plate and the second connecting plate, the distance between the threaded hole of the first connecting plate and the threaded hole of the second connecting plate needs to be measured by the connecting plate 205 at the moment, the through hole in the connecting plate 205 is machined according to the distance, at the moment, the connecting plate 205 can make up the gap between the first side plate 203 and the second side plate 204, and assembling accuracy is improved.
As an alternative embodiment, an installation groove for accommodating the connection plate 205 is opened on the outer side of the bottom plate of the tank body 2, and the plurality of threaded holes are arranged at the bottom of the installation groove.
As the scheme is adopted, the mounting groove is arranged to accommodate the connecting plate 205, so that the longitudinal size of the device is further reduced while the bearing capacity of the linear rail 104 is ensured.
As an optional embodiment, a protrusion is connected to an end surface of the first connecting plate close to the second connecting plate, and a groove matched with the protrusion in position and size is formed in an end surface of the second connecting plate close to the first connecting plate.
According to the scheme, the connecting positions of the first connecting plate and the second connecting plate are provided with the mutually matched convex blocks and the grooves, referring to the structure shown in fig. 5, the number and the shape of the grooves and the convex blocks are not limited at this position, and the mutually matched grooves and the convex blocks are arranged to align the connecting positions of the first connecting plate and the second connecting plate quickly when the first side plate 203 and the second side plate 204 are installed on the base 1, so that the quick positioning effect is achieved, and the installation efficiency is improved.
As an optional embodiment, the web plate further comprises a stroke limiting assembly, the stroke limiting assembly comprises two limiting blocks 101, and the two limiting blocks 101 are respectively installed at two ends of the web plate.
Like above scheme, can adjust the position of the spacing subassembly of stroke by oneself according to the production demand of reality to through the fixed position locking of fixed subassembly with the spacing subassembly of stroke, two stopper 101 are installed respectively at the both ends of web in this scheme, and are connected with the bottom plate, inject the motion stroke of slider 103 in the intermediate position of web, avoid because slider 103's impact force causes slider 103 to drop from sharp track 104 greatly.
As an alternative embodiment, the stroke limiting assembly further includes two buffering portions 201, and the two buffering portions 201 are connected to end surfaces of two ends of the slot body 2. The material of the buffer 201 is rubber.
Like above scheme, buffer 201 plays the cushioning effect to cell body 2, can produce great impact force to linear track 104 when cell body 2 moves the both ends position of T type roof beam 1, especially after setting up stopper 101, the slider 103 of being connected with cell body 2 can produce great impact force to stopper 101, consequently needs buffer 201 to absorb this impact force, avoids stopper 101 and slider 103 to receive the damage to lead to reducing the life of this device.
As an optional embodiment, the linear guide pair further includes a displacement detection system, the displacement detection system includes a magnetic ring 4 and a measuring element 6, the magnetic ring 4 is disposed on the tank body 2, and the measuring element 6 is disposed on the base 1.
As mentioned above, the displacement detection system in this embodiment substantially adopts a magnetostrictive displacement sensor, as shown in fig. 1, a magnetic ring 4 of the magnetostrictive displacement sensor is installed on the tank body 2 through an installation plate 3, a measurement element 6 of the magnetostrictive displacement sensor is installed on the base 1 through an installation bracket 5, and a displacement of the tank body 2 on the base 1 can be detected through a position change of the magnetic ring 4 on the measurement element 6, and a detected displacement signal is transmitted to a terminal.
This scheme is through installation displacement sensor for the arbitrary shift position homoenergetic of cell body 2 can be surveyed, makes terminal equipment more automatic and visual through removal data.
As an optional embodiment, two sets of guide rail clamps 202 are disposed on the tank body 2, and the two sets of guide rail clamps 202 are respectively mounted on the tank walls at two ends of the tank body 2.
According to the scheme, the guide rail clamp 202 is arranged, and the guide rail clamp 202 can play an important role in the aspects of further improving the rigidity of the guide rail, reducing the vibration of a machine tool, protecting the brake locking and the like.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.
Claims (10)
1. A linear guide rail pair is characterized by comprising a base, a groove body and a sliding assembly; wherein the content of the first and second substances,
the base comprises a bottom plate and a web plate, one end of the web plate is connected with the middle part of the end face of the bottom plate, and the groove body is connected with the base in a sliding mode through the sliding assembly;
the sliding assembly comprises two linear rails and two sliding block groups, each sliding block group comprises at least one sliding block, each linear rail is connected with one sliding block group in a sliding mode, and the two linear rails are connected to the two sides of the web respectively;
and the groove walls on the two sides of the groove body are respectively connected with the two sliding block groups.
2. The linear guide rail pair as claimed in claim 1, wherein the slot body comprises a first side plate, a first connecting plate, a second side plate and a second connecting plate;
one end of the first side plate is connected with one end of the first connecting plate, one end of the second side plate is connected with one end of the second connecting plate, and the other end of the first connecting plate is detachably connected with the other end of the second connecting plate through a connecting piece;
the side wall of the first side plate close to the first connecting plate is connected with one of the slider groups, and the side wall of the second side plate close to the second connecting plate is connected with the other slider group.
3. The linear guide rail pair as claimed in claim 2, wherein a plurality of threaded holes are uniformly formed on the first connecting plate and the second connecting plate;
the connecting piece comprises a connecting plate and a plurality of bolts, a plurality of through holes are correspondingly formed in the connecting plate, and the end portions of the bolts penetrate through the through holes and are in threaded connection with the threaded holes corresponding to the through holes.
4. The linear guide rail pair as claimed in claim 3, wherein an installation groove for accommodating the connection plate is formed on an outer side of the bottom plate of the groove body, and the plurality of threaded holes are formed in a bottom of the installation groove.
5. The linear guide rail pair as claimed in claim 2, wherein the end surface of the first connecting plate close to the second connecting plate is connected with a projection, and the end surface of the second connecting plate close to the first connecting plate is provided with a groove matched with the projection in position and size.
6. The linear guide rail pair as claimed in claim 1, further comprising a stroke limiting assembly, wherein the stroke limiting assembly comprises two limiting blocks, and the two limiting blocks are respectively installed at two ends of the web.
7. The linear guide rail pair as claimed in claim 6, wherein the stroke limiting assembly further comprises two buffering parts, and the two buffering parts are connected to the end surfaces of the two ends of the groove body.
8. The linear guide pair of claim 7, wherein the buffer portion is made of rubber.
9. The linear guide rail pair of claim 1, further comprising a displacement detection system, wherein the displacement detection system comprises a magnetic ring and a measuring element, the magnetic ring is disposed on the tank, and the measuring element is disposed on the base.
10. The linear guide rail pair as claimed in any one of claims 1 to 7, wherein two sets of guide rail clamps are arranged on the tank body, and the two sets of guide rail clamps are respectively mounted on the tank walls at two ends of the tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123303764.2U CN216642793U (en) | 2021-12-24 | 2021-12-24 | Linear guide rail pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123303764.2U CN216642793U (en) | 2021-12-24 | 2021-12-24 | Linear guide rail pair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216642793U true CN216642793U (en) | 2022-05-31 |
Family
ID=81743535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123303764.2U Active CN216642793U (en) | 2021-12-24 | 2021-12-24 | Linear guide rail pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216642793U (en) |
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2021
- 2021-12-24 CN CN202123303764.2U patent/CN216642793U/en active Active
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