Self-lubricating type high-speed synchronous belt linear guide rail module
By designing a self -lubricating mechanism in the linear guide module, the problem of decreased the outer thread damage and mobility accuracy in the existing technologies has been solved, and the high -speed, stable, and mute motion of the slider is achieved, and the service life of the device is extended.
Patent Information
- Application Number
- CN202420878177.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-25
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-04-25
AI Technical Summary
When the existing linear guides slide between the slider and the outer wall of the rotating screw, the external thread of the screw is damaged and deformed, the movement accuracy is reduced, and the movement speed is slow and the noise is high.
Design a self -moisturizing high -speed synchronous trap -ray guide module. By setting up lubrication mechanisms on the outer wall of the screw, lubricating oil is discharged through multiple lubrication holes to achieve self -lubricating, avoiding the outer thread damage of the screw, and rotating through the thread pole rotation through the thread pole rod. Drive the slider to move at high speed.
The smooth, mute, and high -speed movement of the slider is achieved, the service life of the device is extended, and waste is avoided through the cycle of lubricating oil.
Smart Images
Figure CN222415655U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of linear guide rail modules, in particular to a self-lubricating high-speed synchronous belt linear guide rail module. Background Art
[0002] Linear guides are used to support and guide moving parts to perform reciprocating linear motion in a given direction.
[0003] The existing linear guide rail slides on the rotating lead screw through a slider, but the sliding of the slider on the outer wall of the continuously rotating lead screw will cause the external thread of the lead screw to be damaged and deformed, resulting in reduced movement accuracy, poor durability, slow movement speed, and high noise. In order to solve the above problems, this application proposes a self-lubricating high-speed synchronous belt linear guide rail module. Utility Model Content
[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a self-lubricating high-speed synchronous belt linear guide module, which can drive the sliding movement through the rotation of the screw rod, and the lubricating oil can be discharged through multiple lubrication holes through the lubrication mechanism to achieve the effect of self-lubrication, so that the outer wall of the screw rod is coated with lubricating oil, avoiding damage and deformation of the external thread of the screw rod, and can make it slide smoothly, quietly and move at high speed.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] A self-lubricating high-speed synchronous belt linear guide module comprises a guide rail, a motor is fixedly connected to the side wall of the guide rail, a threaded rod is fixedly connected to the output end of the motor, the threaded rod passes through the guide rail and is rotatably connected thereto, a slider is sleeved on the outer wall of the threaded rod and is threadedly connected thereto, two limit blocks are fixedly connected to the side wall of the slider, two sliding grooves are provided on the guide rail, the two limit blocks are respectively slidably connected to the inner walls of the sliding grooves, an oil tank is fixedly connected to the bottom of the guide rail, the guide rail and the oil tank are both penetrated by interconnected oil collecting holes, and a lubrication mechanism is provided on the side wall of the guide rail.
[0007] Preferably, the lubrication mechanism includes a frame fixedly connected to the side wall of the guide rail, the threaded rod passes through the frame and is rotatably connected thereto, the outer wall of the threaded rod is fixedly connected to a worm gear, the end of the threaded rod is fixedly connected to a rotating joint, the rotating joint is fixedly connected to a first connecting pipe, the first connecting pipe is fixedly connected to a sealing frame, the sealing frame is fixedly connected to the side wall of the guide rail, the sealing frame is fixedly connected to a second connecting pipe, the outer wall of the second connecting pipe is fixedly connected to a first one-way valve, the second connecting pipe passes through an oil tank and is fixedly connected thereto, the worm wheel meshes with a worm, the worm passes through the frame and is rotatably connected thereto, a reciprocating screw is fixedly connected to the bottom of the worm, the reciprocating screw passes through the sealing frame and is rotatably connected thereto, the outer wall of the reciprocating screw is sleeved with a sealing slider, the sealing slider is located in the sealing frame and is slidably connected to its inner wall, two one-way holes are penetrated by the sealing slider, and the inner wall of each of the one-way holes is fixedly connected to a second one-way valve.
[0008] Preferably, a through opening is formed through the sliding block, and the outer wall of the threaded rod and the inner wall of the through opening are respectively provided with matching external threads and internal threads.
[0009] Preferably, two ends of the second connecting pipe are respectively connected to the oil tank and the sealing frame, and two ends of the first connecting pipe are respectively connected to the threaded rod and the sealing frame.
[0010] Preferably, the cross section of the sealing slider is rectangular, and the sealing slider is sealed with the inner wall of the sealing frame.
[0011] Preferably, the threaded rod is hollow, and is penetrated by a plurality of lubrication holes distributed at equal intervals.
[0012] Compared with the prior art, the utility model has the following beneficial effects:
[0013] 1. The threaded rod rotates to drive the worm, worm wheel and reciprocating screw to rotate, so that the sealing slider moves up and down in the sealing frame, and the lubricating oil in the oil tank is discharged through the lubrication hole, so that the surface of the threaded rod is covered with lubricating oil, which ensures the smooth, silent and high-speed movement of the slider and extends the service life of the device.
[0014] 2. The excess lubricating oil on the outer wall of the threaded rod will eventually drip into the guide rail under gravity and be recovered into the oil tank through the oil collecting hole, thus realizing the recycling of the lubricating oil and avoiding waste.
[0015] To sum up, the rotation of the screw rod can drive the sliding to move, and the lubricating oil can be discharged through multiple lubrication holes through the lubrication mechanism to achieve the effect of self-lubrication, so that the outer wall of the screw rod is coated with lubricating oil, which avoids damage and deformation of the external thread of the screw rod and can make it slide smoothly, quietly and at high speed. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a structural schematic diagram of a self-lubricating high-speed synchronous belt linear guide module proposed by the utility model;
[0017] Figure 2 This is a rear view structural diagram of a self-lubricating high-speed synchronous belt linear guide module proposed by the utility model;
[0018] Figure 3 This is a partial structural cross-sectional view of a self-lubricating high-speed synchronous belt linear guide module proposed by the utility model;
[0019] Figure 4 It is a side view schematic diagram of a self-lubricating high-speed synchronous belt linear guide module proposed by the utility model;
[0020] Figure 5 This is a partial structural cross-sectional view of a self-lubricating high-speed synchronous belt linear guide module proposed by the utility model.
[0021] In the figure: 1 guide rail, 2 motor, 3 threaded rod, 4 slider, 5 limit block, 6 oil tank, 7 oil collecting hole, 8 frame, 9 worm gear, 10 rotary joint, 11 first connecting pipe, 12 sealing frame, 13 second connecting pipe, 14 first one-way valve, 15 worm, 16 reciprocating screw, 17 sealing slider, 18 one-way hole, 19 second one-way valve, 20 lubrication hole. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0023] Reference Figure 1-Figure 5 A self-lubricating high-speed synchronous belt linear guide module comprises a guide rail 1, a motor 2 is fixedly connected to the side wall of the guide rail 1, a threaded rod 3 is fixedly connected to the output end of the motor 2, the threaded rod 3 passes through the guide rail 1 and is rotatably connected thereto, a slider 4 is sleeved on the outer wall of the threaded rod 3 and is threadedly connected thereto, a through opening is penetrated through the slider 4, the outer wall of the threaded rod 3 and the inner wall of the through opening are respectively provided with matching external threads and internal threads, the threaded rod 3 is hollow, a plurality of lubrication holes 20 distributed at equal intervals are penetrated through the threaded rod 3, and the lubricating oil is discharged through the lubrication holes 20, so that the slider 4 can slide smoothly, quietly and at high speed on the outer wall of the threaded rod 3, two limit blocks 5 are fixedly connected to the side wall of the slider 4, two sliding grooves are provided on the guide rail 1, the two limit blocks 5 are respectively slidably connected to the inner wall of the sliding groove, and the cooperation between the limit blocks 5 and the sliding groove can make the slider 4 move stably.
[0024] An oil tank 6 is fixedly connected to the bottom of the guide rail 1. The guide rail 1 and the oil tank 6 are both provided with interconnected oil collecting holes 7. Two oil collecting holes 7 are provided to recycle excess lubricating oil. A lubrication mechanism is provided on the side wall of the guide rail 1, through which the slider 4 can move smoothly.
[0025] The lubrication mechanism includes a frame 8 fixedly connected to the side wall of the guide rail 1, the threaded rod 3 passes through the frame 8 and is rotatably connected thereto, a worm wheel 9 is fixedly connected to the outer wall of the threaded rod 3, a rotary joint 10 is fixedly connected to the end of the threaded rod 3, a first connecting pipe 11 is fixedly connected to the rotary joint 10, the first connecting pipe 11 is fixedly connected to a sealing frame 12, both ends of the first connecting pipe 11 are respectively connected to the threaded rod 3 and the sealing frame 12, the sealing frame 12 is fixedly connected to the side wall of the guide rail 1, a second connecting pipe 13 is fixedly connected to the sealing frame 12, a first one-way valve 14 is fixedly connected to the outer wall of the second connecting pipe 13, the second connecting pipe 13 passes through the oil tank 6 and is fixedly connected thereto, both ends of the second connecting pipe 13 are respectively connected to the oil tank 6 and the sealing frame 12, the worm wheel 9 is meshed with a worm 15, and the worm 15 passes through the frame 8 The worm 15 is fixedly connected with a reciprocating screw 16 at the bottom, which penetrates the sealing frame 12 and is rotatably connected thereto. A sealing slider 17 is sleeved on the outer wall of the reciprocating screw 16. The sealing slider 17 is located in the sealing frame 12 and is slidably connected to the inner wall thereof. The cross section of the sealing slider 17 is rectangular. The sealing slider 17 is sealed with the inner wall of the sealing frame 12. Two one-way holes 18 are penetrated on the sealing slider 17. A second one-way valve 19 is fixedly connected to the inner wall of each one-way hole 18. The lubricating oil in the oil tank 6 can be injected into the sealing frame 12 through the second connecting pipe 13 through the continuous lifting and reciprocating movement of the sealing slider 17, and the lubricating oil in the sealing frame 12 can be injected into the threaded rod 3 through the first connecting pipe 11. Finally, the lubricating oil is discharged through a plurality of lubrication holes 20.
[0026] The utility model is used when the motor 2 is started, and the threaded rod 3 is driven to rotate by the output end of the motor 2. The slider 4 can move at high speed and stably in the guide rail 1 through the cooperation of the limit block 5 and the sliding groove; the worm wheel 9, the worm 15 and the reciprocating screw 16 are driven to rotate by the rotation of the threaded rod 3, so that the sealing slider 17 can be lifted and moved in the sealing frame 12. The lubricating oil in the oil tank 6 can be injected into the sealing frame 12 through the second connecting pipe 13 through the continuous lifting and reciprocating movement of the sealing slider 17, and finally injected into the threaded rod 3 through the sealing frame 12 and the first connecting pipe 11, and the lubricating oil is slowly discharged through the lubrication hole 20, so that the surface of the threaded rod 3 is attached with lubricating oil, which ensures the smooth, silent and high-speed movement of the slider 4 and prolongs the service life of the device; the excess lubricating oil on the outer wall of the threaded rod 3 finally drips into the guide rail 1 under gravity, and is recovered into the oil tank 6 through the oil collecting hole 7, so that the recycling of the lubricating oil is realized and waste is avoided.
[0027] The utility model discloses a kind of lubrication mechanism is provided to discharge lubricating oil through a plurality of lubrication holes, so as to solve the problem that the sliding block slides on the outer wall of the continuously rotating screw rod in the prior art, which may cause the external thread of the screw rod to be damaged and deformed, resulting in reduced movement accuracy, poor durability, slow movement speed, high noise and the like.
Claims
1. A self-lubricating high-speed synchronous belt linear guide module, comprising a guide rail (1), characterized in that: The side wall of the guide rail (1) is fixedly connected to a motor (2), the output end of the motor (2) is fixedly connected to a threaded rod (3), the threaded rod (3) passes through the guide rail (1) and is rotatably connected thereto, the outer wall of the threaded rod (3) is sleeved with a slider (4) threadedly connected thereto, the side wall of the slider (4) is fixedly connected to two limit blocks (5), the guide rail (1) is provided with two sliding grooves, the two limit blocks (5) are respectively slidably connected to the inner walls of the sliding grooves, the bottom of the guide rail (1) is fixedly connected to an oil tank (6), the guide rail (1) and the oil tank (6) are both provided with interconnected oil collecting holes (7), and the side wall of the guide rail (1) is provided with a lubrication mechanism.
2. A self-lubricating high-speed synchronous belt linear guide module according to claim 1, characterized in that: The lubrication mechanism comprises a frame (8) fixedly connected to the side wall of the guide rail (1); the threaded rod (3) passes through the frame (8) and is rotatably connected thereto; a worm gear (9) is fixedly connected to the outer wall of the threaded rod (3); a rotary joint (10) is fixedly connected to the end of the threaded rod (3); the rotary joint (10) is fixedly connected to a first connecting pipe (11); the first connecting pipe (11) is fixedly connected to a sealing frame (12); the sealing frame (12) is fixedly connected to the side wall of the guide rail (1); the sealing frame (12) is fixedly connected to a second connecting pipe (13); the outer wall of the second connecting pipe (13) is fixedly connected to a first one-way valve (14); The second connecting pipe (13) passes through the oil tank (6) and is fixedly connected thereto; the worm wheel (9) is meshed with a worm (15); the worm (15) passes through the frame (8) and is rotatably connected thereto; a reciprocating screw (16) is fixedly connected to the bottom of the worm (15); the reciprocating screw (16) passes through the sealing frame (12) and is rotatably connected thereto; a sealing slider (17) is sleeved on the outer wall of the reciprocating screw (16); the sealing slider (17) is located in the sealing frame (12) and is slidably connected to the inner wall of the sealing frame; two one-way holes (18) are passed through the sealing slider (17); and a second one-way valve (19) is fixedly connected to the inner wall of each one-way hole (18).
3. A self-lubricating high-speed synchronous belt linear guide module according to claim 1, characterized in that: The sliding block (4) is provided with a through opening, and the outer wall of the threaded rod (3) and the inner wall of the through opening are respectively provided with matching external threads and internal threads.
4. A self-lubricating high-speed synchronous belt linear guide module according to claim 2, characterized in that: The two ends of the second connecting pipe (13) are respectively connected to the oil tank (6) and the sealing frame (12), and the two ends of the first connecting pipe (11) are respectively connected to the threaded rod (3) and the sealing frame (12).
5. The self-lubricating high-speed synchronous belt linear guide module according to claim 2, characterized in that: The cross section of the sealing slider (17) is rectangular, and the sealing slider (17) is sealed with the inner wall of the sealing frame (12).
6. The self-lubricating high-speed synchronous belt linear guide module according to claim 1, characterized in that: The threaded rod (3) is hollow, and is penetrated by a plurality of lubrication holes (20) distributed at equal intervals.