Linear bearing pair with aluminum alloy base

Abstract

The utility model discloses a linear bearing pair with an aluminum alloy base, which comprises the base, the upper surface of the base is fixedly connected with a joint, the outer wall of the joint is fixedly connected with a guide rail, the outer wall of the guide rail is connected with a ball in a rolling manner, a fixing groove is arranged outside the ball, and the fixing groove is fixedly connected with the base. The ball is connected to the inner wall of the fixing groove in a rolling mode, a sliding block body is arranged outside the fixing groove and fixedly connected with the fixing groove, a second oil outlet groove is formed in the inner wall of the sliding block body, a first oil outlet groove is formed in the inner wall of the sliding block body, and an oil storage groove is formed in the inner wall of the sliding block body. A valve mechanism is arranged on the inner wall of the sliding block body, a piston is slidably connected to the inner wall of the oil storage groove, and a tightening spring is fixedly connected to the lower surface of the piston. By means of the structure, the problems that the use amount of lubricating oil is difficult to control, the lubricating oil is released quickly, repeated single-time adding is needed, and time and labor are wasted by adopting the mode for a long time are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical parts, in particular to a linear bearing pair with an aluminum alloy base. Background Art

[0002] Linear bearing pairs are assembly units consisting of linear bearings and bearing seats, used to support and guide mechanical elements in linear motion. They are often used in applications that require accurate movement or positioning in a linear direction, such as CNC machine tools, printing equipment, automated production lines, etc.

[0003] Although linear bearings are widely used in many applications, they still have some defects. Traditional linear bearings usually require lubrication or have contact friction, which may cause friction loss and wear, thereby reducing the efficiency of the system and limiting its life. The existing solution is generally to lubricate by adding lubricating oil, but the amount of lubricating oil is difficult to control, resulting in waste if too much is added, and insufficient effect if too little is added; at the same time, the lubricating oil is released quickly and needs to be added repeatedly, which is time-consuming and labor-intensive to use in the long term.

[0004] To this end, we propose a linear bearing pair with self-lubricating effect. Utility Model Content

[0005] The purpose of the utility model is to provide a linear bearing pair with an aluminum alloy base to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, a linear bearing pair with an aluminum alloy base is provided, which includes a base, a connection point fixedly connected to the upper surface of the base, a guide rail fixedly connected to the outer wall of the connection point, a ball rollingly connected to the outer wall of the guide rail, a fixing groove is provided on the outside of the ball, the ball rolling is connected to the inner wall of the fixing groove, a slider body is provided on the outside of the fixing groove, the slider body is fixedly connected to the fixing groove, a second oil outlet groove is provided on the inner wall of the slider body, a first oil outlet groove is provided on the inner wall of the slider body, an oil storage groove is provided on the inner wall of the slider body, a valve mechanism is provided on the inner wall of the slider body, a piston is slidably connected to the inner wall of the oil storage groove, a tightening spring is fixedly connected to the lower surface of the piston, and the lower end of the tightening spring is fixedly connected to the inner bottom wall of the oil storage groove.

[0007] Preferably, an outer wall above the piston is provided with an external thread, and a sealing cap is threadedly connected to the outer wall of the external thread.

[0008] Preferably, the valve mechanism includes: a control handle, a threaded rod, a first control gate, an oil valve component, a movable connecting rod, a movable groove, and a second control gate, the control handle is fixedly connected to the threaded rod, the threaded rod is threadedly connected to the threaded hole on the inner wall of the slider body, the first control gate is slidably connected to the inner wall of the slider body, the oil valve component is fixedly connected to the inner wall of the first oil outlet groove, the movable connecting rod is welded to the outer wall of the first control gate, the movable groove is opened on the inner wall of the slider body, the movable connecting rod is slidably connected to the inner wall of the movable groove, the right end of the movable connecting rod is provided with a second control gate, the oil valve component is fixedly connected to the inner wall of the second oil outlet groove, and the first control gate is rotatably connected to the inner wall of the threaded rod through a bearing.

[0009] Preferably, the shapes of the second control gate and the oil valve component are adapted to each other, and the shapes of the first control gate and the oil valve component are adapted to each other.

[0010] Preferably, the base is made of aluminum alloy, the upper surface of the slider body is provided with a load-bearing surface, and the outer wall of the load-bearing surface is provided with a connecting threaded hole.

[0011] Preferably, the balls are rollingly connected to the inner wall of the slider body, there are multiple balls, and the balls are linearly distributed on the inner wall of the fixing groove.

[0012] Preferably, the base is made of aluminum alloy, and the connection is made of aluminum alloy.

[0013] The present application includes the following beneficial technical effects: the oil output can be controlled by the valve mechanism, and the piston, the tightening spring and the oil storage tank are arranged to drive the piston to approach the inner bottom wall of the oil storage tank by tightening the tightening spring, thereby ensuring the continuous supply of lubricating oil, and thus being able to store a large amount of lubricating oil, reducing the number of times the lubricating oil is added, and the first control gate is arranged to facilitate driving the first control gate to approach the oil valve component by controlling the rotation of the threaded rod, and the movable groove and the movable connecting rod are arranged to facilitate controlling the second control gate to approach the oil valve component so as to achieve the effect of being able to control the first control gate and the second control gate at the same time by controlling the control handle, thereby having the effect of convenient adjustment, and the coordinated use of the above-mentioned structures can solve the problems of difficult control of the amount of lubricating oil and rapid release of the lubricating oil, the need for repeated single additions, and the long-term use of this method being time-consuming and labor-intensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a partial cross-sectional view of the front view of the present utility model.

[0015] Figure 2 It is a top partial cross-sectional view of the utility model.

[0016] Figure 3 It is a top view of the utility model.

[0017] Figure 4 It is an enlarged view of part B of the present utility model.

[0018] Figure 5 It is an enlarged view of part A of the present utility model.

[0019] Figure 6 It is an enlarged view of the C part of the present utility model.

[0020] The symbols in the figure are:

[0021] 1. Base; 2. Connection; 3. Slider body; 4. Guide rail; 5. Fixed groove; 6. Ball; 7. Second oil outlet groove; 8. First oil outlet groove; 9. Oil valve component; 10. First control gate; 11. Threaded rod; 12. Control handle; 13. Piston; 14. Take-up spring; 15. Oil storage tank; 16. Sealing cap; 17. Load-bearing surface; 18. Movable groove; 19. Movable connecting rod; 20. Second control gate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0023] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present invention; the terms "first", "second" and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] Embodiment 1:

[0025] Reference Figures 1 to 6The utility model embodiment is a linear bearing pair with an aluminum alloy base, and the linear bearing pair with an aluminum alloy base includes a base 1, the upper surface of the base 1 is fixedly connected with a connection 2, the outer wall of the connection 2 is fixedly connected with a guide rail 4, the outer wall of the guide rail 4 is rollingly connected with a ball 6, the outer side of the ball 6 is provided with a fixed groove 5, the rolling connection of the ball 6 is connected to the inner wall of the fixed groove 5, the outer side of the fixed groove 5 is provided with a slider body 3, the slider body 3 is fixedly connected to the fixed groove 5, the inner wall of the slider body 3 is provided with a second oil outlet groove 7, and the inner wall of the slider body 3 is opened. A first oil outlet groove 8 is provided, an oil storage groove 15 is provided on the inner wall of the slider body 3, a valve mechanism is provided on the inner wall of the slider body 3, a piston 13 is slidably connected to the inner wall of the oil storage groove 15, a tightening spring 14 is fixedly connected to the lower surface of the piston 13, the lower end of the tightening spring 14 is fixedly connected to the inner bottom wall of the oil storage groove 15, a threaded hole is provided on the upper surface of the load-bearing surface 17, the threaded hole passes through the slider body 3, and then the required mechanical equipment can be installed on the device by screws, and the upper end of the sealing cap 16 is not higher than the upper surface of the load-bearing surface 17 in the vertical direction.

[0026] An external thread is provided on the upper outer wall of the piston 13, and a sealing cap 16 is threadedly connected to the outer wall of the external thread. The valve mechanism includes: a control handle 12, a threaded rod 11, a first control gate 10, an oil valve component 9, a movable connecting rod 19, a movable groove 18, and a second control gate 20. The control handle 12 is fixedly connected to the threaded rod 11, the threaded rod 11 is threadedly connected to the threaded hole on the inner wall of the slider body 3, the first control gate 10 is slidably connected to the inner wall of the slider body 3, the oil valve component 9 is fixedly connected to the inner wall of the first oil outlet groove 8, the movable connecting rod 19 is welded to the outer wall of the first control gate 10, the movable groove 18 is provided on the inner wall of the slider body 3, the movable connecting rod 19 is slidably connected to the inner wall of the movable groove 18, and the second control gate 20 is arranged on the right end of the movable connecting rod 19, the oil valve component 9 is fixedly connected to the inner wall of the second oil outlet groove 7, and the first control gate 10 is rotatably connected to the inner wall of the threaded rod 11 through a bearing.

[0027] The shapes of the second control gate 20 and the oil valve component 9 are adapted to each other, and the shapes of the first control gate 10 and the oil valve component 9 are adapted to each other. The base 1 is made of aluminum alloy. A load-bearing surface 17 is provided on the upper surface of the slider body 3, and a connecting threaded hole is provided on the outer wall of the load-bearing surface 17. The ball 6 is rollingly connected to the inner wall of the slider body 3. There are multiple balls 6, and the balls 6 are distributed in a straight line on the inner wall of the fixing groove 5. The base 1 is made of aluminum alloy, and the connection 2 is made of aluminum alloy.

[0028] Working principle: When using the device, the base 1 can be fixed to a suitable position by screws or welding, and then the required mechanical equipment can be installed on the inner wall of the slider body 3, and then it can be used. When the lubricating oil supply needs to be adjusted, first remove the sealing cap 16 from above the piston 13, and then add the lubricating oil into the oil storage tank 15 through the mouth of the piston 13 until there is no air in the oil storage tank 15. Then, under the action of the tightening spring 14, the piston 13 has a tendency to approach the inner bottom wall of the oil storage tank 15, and then the lubricating oil is released through the second oil outlet groove 7, the first oil outlet groove 8 and the surface of the ball 6. There is a gap at the connection between the ball 6 and the second oil outlet groove 7, and then the lubricating oil can be combined with each oil outlet groove 7 under the action of movement. When adjustment is needed, the threaded rod 11 is controlled to rotate by rotating the control handle 12, and the threaded rod 11 can move left and right, thereby driving the first control gate 10 to approach the oil valve component 9, and then the movable connecting rod 19 fixedly connected to the first control gate 10 moves synchronously with the first control gate 10 on the inner wall of the movable groove 18, thereby controlling the second control gate 20 to approach the oil valve component 9, so that the first control gate 10 and the second control gate 20 are away from the oil valve component 9, and the oil output is large. On the contrary, the first control gate 10 and the second control gate 20 are close to the oil valve component 9, and the oil output is small, thereby solving the problems of difficult control of the amount of lubricating oil and fast release of lubricating oil, the need for repeated single additions, and long-term use of this method is time-consuming and labor-intensive.

[0029] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A linear bearing pair with an aluminum alloy base, characterized in that: The linear bearing pair with an aluminum alloy base comprises a base (1), the upper surface of the base (1) is fixedly connected to a connection (2), the outer wall of the connection (2) is fixedly connected to a guide rail (4), the outer wall of the guide rail (4) is rollingly connected to a ball (6), the outer side of the ball (6) is provided with a fixed groove (5), the ball (6) is rollingly connected to the inner wall of the fixed groove (5), the outer side of the fixed groove (5) is provided with a slider body (3), the slider body (3) is fixed to the fixed groove (5), The inner wall of the slider body (3) is provided with a second oil outlet groove (7), the inner wall of the slider body (3) is provided with a first oil outlet groove (8), the inner wall of the slider body (3) is provided with an oil storage groove (15), the inner wall of the slider body (3) is provided with a valve mechanism, the inner wall of the oil storage groove (15) is slidably connected with a piston (13), the lower surface of the piston (13) is fixedly connected with a tightening spring (14), and the lower end of the tightening spring (14) is fixedly connected to the inner bottom wall of the oil storage groove (15).

2. A linear bearing pair with an aluminum alloy base according to claim 1, characterized in that: An outer wall above the piston (13) is provided with an external thread, and a sealing cap (16) is threadedly connected to the outer wall of the external thread.

3. A linear bearing pair with an aluminum alloy base according to claim 1, characterized in that: The valve mechanism comprises: a control handle (12), a threaded rod (11), a first control gate (10), an oil valve component (9), a movable connecting rod (19), a movable groove (18), and a second control gate (20); the control handle (12) is fixedly connected to the threaded rod (11); the threaded rod (11) is threadedly connected to a threaded hole on the inner wall of the slider body (3); the first control gate (10) is slidably connected to the inner wall of the slider body (3); the oil valve component (9) is fixedly connected to the first outlet The movable connecting rod (19) is welded to the outer wall of the first control gate (10), the movable groove (18) is opened in the inner wall of the slider body (3), the movable connecting rod (19) is slidably connected to the inner wall of the movable groove (18), the right end of the movable connecting rod (19) is provided with a second control gate (20), the oil valve component (9) is fixedly connected to the inner wall of the second oil outlet groove (7), and the first control gate (10) is rotatably connected to the inner wall of the threaded rod (11) through a bearing.

4. A linear bearing pair with an aluminum alloy base according to claim 3, characterized in that: The shapes of the second control gate (20) and the oil valve component (9) are adapted to each other, and the shapes of the first control gate (10) and the oil valve component (9) are adapted to each other.

5. The linear bearing pair with an aluminum alloy base according to claim 1, characterized in that: The base (1) is made of aluminum alloy, the upper surface of the slider body (3) is provided with a load-bearing surface (17), and the outer wall of the load-bearing surface (17) is provided with a connecting threaded hole.

6. The linear bearing pair with an aluminum alloy base according to claim 1, characterized in that: The balls (6) are rollingly connected to the inner wall of the slider body (3), there are a plurality of balls (6), and the balls (6) are linearly distributed on the inner wall of the fixing groove (5).

7. The linear bearing pair with an aluminum alloy base according to claim 1, characterized in that: The base (1) is made of aluminum alloy, and the connection (2) is made of aluminum alloy.

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