CN215788150U - Guide rail structure for numerical control lathe - Google Patents
Guide rail structure for numerical control lathe Download PDFInfo
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- CN215788150U CN215788150U CN202122302516.XU CN202122302516U CN215788150U CN 215788150 U CN215788150 U CN 215788150U CN 202122302516 U CN202122302516 U CN 202122302516U CN 215788150 U CN215788150 U CN 215788150U
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- guide rail
- sliding table
- guide
- groove
- main
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- 238000001746 injection moulding Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a guide rail structure for a numerical control lathe, which comprises a main guide rail, a side guide rail, a guide groove, an injection molding plate, a guide rail sliding table, a fixed column, a guide wheel, a positioning hole and a ball; compared with the prior art, the utility model has the beneficial effects that: the guide rail sliding table is divided into three parts, and the three parts are respectively arranged in the middle or on the left side and the right side according to different bearing pressures of the guide rail sliding table, so that the pressure on the guide rail is uniformly distributed on the guide rail, the friction loss between the guide rail and the guide rail sliding table is reduced, the hems on the two sides of the guide rail sliding table and the guide wheel are used for assisting in positioning, and the whole transmission of the guide rail is stable; the main guide rail is connected with the guide rail sliding table through the injection molding plate and the balls, so that the main guide rail has good friction performance and wear resistance, and the friction force is reduced.
Description
Technical Field
The utility model relates to the technical field of numerical control machine tools, in particular to a guide rail structure for a numerical control lathe.
Background
The parts that support and guide the movement of the moving member along a certain trajectory are called guide rail pairs, also often simply called guide rails. The motion trail of the motion part is linear, circular or curved, the rolling circular guide rail can return to a rolling thrust bearing, and the curved guide rail is rarely applied to machinery. Guide rails are a very important component in machines, especially in machine tools. The machining precision of the machine tool is directly related to the precision of the guide rail, and the machining workload of the guide rail of the precision machine tool produced in small batches accounts for about 40% of the machining workload of the whole machine tool.
When the existing machine tool guide rail is installed on a machine tool, a single guide rail is usually adopted, guide rails with different shapes are selected according to different bearing conditions, and due to the fact that a guide rail sliding block is unevenly stressed during long-time movement, the guide rail sliding block and the sliding block are easily abraded, the sliding block is inclined, the transmission precision of the guide rail is influenced, and meanwhile the machining precision of the whole equipment is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a guide rail structure for a numerically controlled lathe, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides a solution which comprises a main guide rail, a side guide rail, a guide groove, an injection molding plate, a guide rail sliding table, a fixed column, a guide wheel, a positioning hole and a ball; the side guide rails are welded at two ends of the main guide rail through connecting plates; the guide groove is positioned above the inner side surface of the side guide rail; the injection molding plate is positioned on the upper surface of the main guide rail; the guide rail sliding table is arranged on the main guide rail and the side guide rail; the fixing column is arranged on the guide rail sliding table; the guide wheel is arranged below the fixed column and positioned in the guide groove; the positioning hole is positioned on the connecting plate between the main guide rail and the side guide rail; the ball is installed between guide rail slip table and the board of moulding plastics.
As a preferred technical scheme of the utility model, the cross section of the main guide rail is trapezoidal, the included angles between the two side edges and the upper surface are both 115 degrees, the bottom surface is provided with a through groove with the trapezoidal cross section, the upper surface is provided with a groove, and an injection molding plate is arranged in the groove.
As a preferred technical scheme of the utility model, the height of the side guide rail is lower than that of the main guide rail, and the guide grooves are formed on the sides of the guide rails on the left side and the right side, which are close to the main guide rail, and the height of the guide grooves is the same as that of the through groove on the bottom surface of the main guide rail.
As a preferred technical scheme of the utility model, the upper surface of the guide rail sliding table is divided into three parts, the middle of the guide rail sliding table is higher than the left side and the right side, and the middle of the lower surface of the guide rail sliding table is provided with a square groove.
As a preferred technical scheme of the utility model, when the guide rail sliding table is arranged on the main guide rail and the side guide rail, the square groove and the injection molding plate form a cavity, and a ball is arranged in the cavity.
As a preferred technical scheme of the utility model, the left side and the right side of the guide rail sliding table are both provided with folded edges and are positioned outside the side guide rails, two screw holes are symmetrically formed in the middle of the left side and the right side of the upper surface, and fixing columns are installed in the screw holes.
As a preferred technical scheme of the utility model, the upper end of the fixed column is a threaded section, the top of the fixed column is provided with an inner hexagonal hole, the threaded section is arranged in a screw hole of the guide rail sliding table, the diameter of the lower end of the fixed column is smaller than that of the threaded section, and the tail end of the fixed column is provided with a guide wheel.
Compared with the prior art, the utility model has the beneficial effects that: the guide rail sliding table is divided into three parts, and the three parts are respectively arranged in the middle or on the left side and the right side according to different bearing pressures of the guide rail sliding table, so that the pressure on the guide rail is uniformly distributed on the guide rail, the friction loss between the guide rail and the guide rail sliding table is reduced, the hems on the two sides of the guide rail sliding table and the guide wheel are used for assisting in positioning, and the whole transmission of the guide rail is stable; the main guide rail is connected with the guide rail sliding table through the injection molding plate and the balls, so that the main guide rail has good friction performance and wear resistance, and the friction force is reduced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view of the present invention;
in the figure: the device comprises a main guide rail 1, a side guide rail 2, a guide groove 3, an injection molding plate 4, a guide rail sliding table 5, a fixing column 6, a guide wheel 7, a positioning hole 8 and a ball 9.
Detailed Description
Example 1
As shown in fig. 1 to 4, the utility model discloses a guide rail structure for a numerically controlled lathe, which comprises a main guide rail 1, a side guide rail 2, a guide groove 3, an injection molding plate 4, a guide rail sliding table 5, a fixed column 6, a guide wheel 7, a positioning hole 8 and a ball 9; the side guide rails 2 are welded at two ends of the main guide rail 1 through connecting plates; the guide groove 3 is positioned above the inner side surface of the side guide rail 2; the injection molding plate 4 is positioned on the upper surface of the main guide rail 1; the guide rail sliding table 5 is arranged on the main guide rail 1 and the side guide rail 2; the fixed column 6 is arranged on the guide rail sliding table 5; the guide wheel 6 is arranged below the fixed column 6 and is positioned in the guide groove 3; the positioning hole 8 is positioned on the connecting plate between the main guide rail 1 and the side guide rail 2; the ball 9 is arranged between the guide rail sliding table 5 and the injection molding plate 4. The cross section of the main guide rail 1 is trapezoidal, included angles between two side edges and the upper surface are both 115 degrees, a through groove with a trapezoidal cross section is formed in the bottom surface, a groove is formed in the upper surface, and an injection molding plate 4 is installed in the groove. The side guide rails 2 are lower than the main guide rail 1, and the guide grooves 3 are formed in the sides, close to the main guide rail 1, of the guide rails 2 on the left side and the right side and are the same as the through grooves in the bottom surface of the main guide rail 1 in height. The upper surface of the guide rail sliding table 5 is divided into three parts, the middle of the guide rail sliding table is higher than the left side and the right side, and a square groove is formed in the middle of the lower surface of the guide rail sliding table. When the guide rail sliding table 5 is installed on the main guide rail 1 and the side guide rail 2, the square groove and the injection molding plate 4 form a cavity, and a ball 9 is installed inside the cavity. The guide rail sliding table 5 has the hem in the left and right sides all, is located the side guide 2 outsides, and the upper surface is left and right sides centre symmetry division has two screws, installs fixed column 6 in the screw. The upper end of the fixing column 6 is a threaded section, the top of the fixing column is provided with an inner hexagonal hole, the threaded section is installed in a screw hole of the guide rail sliding table 5, the diameter of the lower end of the fixing column is smaller than that of the threaded section, and the tail end of the fixing column is provided with a guide wheel 7.
The working principle of the utility model is as follows: when the pressure-bearing type main guide rail is installed, the main guide rail 1 and the side guide rail 2 are fixed on a machine tool by bolts penetrating through the positioning holes 8, and the part mainly bearing radial pressure is installed in the center of the guide rail sliding table 5 according to the stress condition of parts installed on the guide rail sliding table 5, so that the main guide rail 1 mainly bears the pressure perpendicular to the guide rail, and the side guide rail 2 assists to bear the pressure perpendicular to the guide rail through the guide rail sliding table 5.
The structure that will bear partial shearing force is installed about on guide rail slip table 5, makes the shearing force that receives transmit for guide rail slip table 5, transmits through this side of both sides and guide pulley 7, guide slot 3 and gives leading rail 1 and side guide rail 2, does not take place tangential displacement after making guide rail slip table 5 atress, avoids guide rail slip table 5 atress to take place tangential displacement, increases the whole bearing capacity of guide rail slip table.
When the guide rail reciprocates for a long time, lubricating oil is filled at the contact position of the lower side of the guide rail sliding table 6 and the side guide rail 2, a layer of static pressure oil film is used for keeping the guide rail sliding table 6 lubricated, sliding friction is generated between the injection molding plate 4 and the ball 9, the friction force during the whole reciprocating motion is reduced, and the phenomenon that the guide rail is lost due to the reciprocating friction and the whole performance of the guide rail is influenced is avoided.
Components not described in detail herein are prior art.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the utility model, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.
Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (7)
1. The utility model provides a guide rail structure for numerically controlled lathe which characterized in that: the device comprises a main guide rail (1), a side guide rail (2), a guide groove (3), an injection molding plate (4), a guide rail sliding table (5), a fixing column (6), a guide wheel (7), a positioning hole (8) and a ball (9); the side guide rails (2) are welded at two ends of the main guide rail (1) through connecting plates; the guide groove (3) is positioned above the inner side surface of the side guide rail (2); the injection molding plate (4) is positioned on the upper surface of the main guide rail (1); the guide rail sliding table (5) is arranged on the main guide rail (1) and the side guide rail (2); the fixed column (6) is arranged on the guide rail sliding table (5); the guide wheel (7) is arranged below the fixed column (6) and is positioned in the guide groove (3); the positioning hole (8) is positioned on the connecting plate between the main guide rail (1) and the side guide rail (2); the ball (9) is arranged between the guide rail sliding table (5) and the injection molding plate (4).
2. The guide rail structure for a numerically controlled lathe according to claim 1, wherein: the cross section of the main guide rail (1) is trapezoidal, the included angle between each of two side edges and the upper surface is 115 degrees, a through groove with a trapezoidal cross section is formed in the bottom surface, a groove is formed in the upper surface, and an injection molding plate (4) is installed in the groove.
3. The guide rail structure for a numerically controlled lathe according to claim 2, characterized in that: the side guide rail (2) is highly lower than the main guide rail (1), and the guide grooves (3) are formed in one side, close to the main guide rail (1), of the guide rails (2) on the left side and the right side and are as high as the through groove in the bottom surface of the main guide rail (1).
4. The guide rail structure for a numerically controlled lathe according to claim 3, wherein: the upper surface of the guide rail sliding table (5) is divided into three parts, the middle of the guide rail sliding table is higher than the left side and the right side, and a square groove is formed in the middle of the lower surface of the guide rail sliding table.
5. The guide rail structure for a numerically controlled lathe according to claim 4, wherein: when guide rail slip table (5) were installed on leading rail (1) and side guide (2), square groove and injection molding plate (4) formed the cavity, and cavity internally mounted has ball (9).
6. The guide rail structure for a numerically controlled lathe according to claim 5, wherein: the guide rail sliding table is characterized in that the left side and the right side of the guide rail sliding table (5) are provided with folded edges and located on the outer side of the side guide rail (2), two screw holes are symmetrically formed in the middle of the left side and the right side of the upper surface, and fixing columns (6) are installed in the screw holes.
7. The guide rail structure for a numerically controlled lathe according to claim 6, wherein: the upper end of the fixing column (6) is a threaded section, an inner hexagonal hole is formed in the top of the fixing column, the threaded section is installed in a screw hole of the guide rail sliding table (5), the diameter of the lower end of the fixing column is smaller than that of the threaded section, and a guide wheel (7) is installed at the tail end of the fixing column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122302516.XU CN215788150U (en) | 2021-09-23 | 2021-09-23 | Guide rail structure for numerical control lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122302516.XU CN215788150U (en) | 2021-09-23 | 2021-09-23 | Guide rail structure for numerical control lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215788150U true CN215788150U (en) | 2022-02-11 |
Family
ID=80165627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122302516.XU Active CN215788150U (en) | 2021-09-23 | 2021-09-23 | Guide rail structure for numerical control lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215788150U (en) |
-
2021
- 2021-09-23 CN CN202122302516.XU patent/CN215788150U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231024 Address after: 471800 shuangxiang Road, Luoxin Industrial Park, Xin'an County, Luoyang City, Henan Province Patentee after: Luoyang Yirui Machinery Co.,Ltd. Address before: 471000 Xiang Lu Shan Zhen Huang Yao Cun, Yiyang County, Luoyang City, Henan Province Patentee before: Luoyang Qixiang Machinery Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |