High-precision rolling linear guide rail pair
By setting up two sets of balls and stabilization devices in the linear guide rail pair, the problem of tilt and offset of the slider in the traditional guide rail pair is solved, and higher accuracy and stability are achieved.
Patent Information
- Application Number
- CN202421411516.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-19
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2034-06-19
AI Technical Summary
Due to insufficient support strength, the traditional linear guide rail pair may cause the slider to tilt or offset, affecting the stability and accuracy of the mechanical guide.
A high-precision rolling linear guide rail pair is designed, and more stable and high-precision sliding guidance is provided by providing two sets of upper and lower balls and stabilization devices on the guide rail, including guide rod sliders and side guide rods.
Through the design of the upper and lower balls, the stable support of the jamming table to the slide rail slot is significantly improved, preventing the slider from tilting. At the same time, the support of the side guide rod further improves the slider sliding accuracy and stability.
Smart Images
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Abstract
Description
Technical Field
[0001] The utility model relates to the field of mechanical workpieces, in particular to a high-precision rolling linear guide pair. Background Art
[0002] The guide rail pair is an important component of the mechanical device, mainly composed of two parts: the supporting guide rail and the slider. The supporting guide rail is fixed during operation and plays a supporting role, while the slider moves linearly or rotary relative to the supporting guide rail and plays a mechanical guiding role.
[0003] Traditional linear guide pairs are usually supported by a single ball bearing. When the slider slides, the slider may tilt or deviate due to insufficient support strength. Therefore, the utility model proposes a high-precision rolling linear guide pair to solve the above problem. Utility Model Content
[0004] The utility model aims to provide a high-precision rolling linear guide pair to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision rolling linear guide pair, the high-precision rolling linear guide pair includes a guide rail, a slider is provided on the outer sleeve of the guide rail, both sides of the inner end of the slider are fixedly connected with a clamping table, the outer side line sleeve of the upper end surface of the clamping table is provided with an upper ball, and the outer side line sleeve of the lower end surface of the clamping table is provided with a lower ball; the two side ends of the guide rail are fixedly connected with side brackets, and the outer sleeve of the side bracket is provided with a stabilizing device.
[0006] Preferably, the stabilizing device includes a guide rod slider, the guide rod slider is fixedly connected to the front and rear positions of the two side end faces of the slider, a slider groove is opened at the lower end of the outer side of the guide rod slider, a side bracket is sleeved in the slider groove, a side guide rod is fixedly connected to the upper end of the side bracket, and the side guide rod is slidably sleeved in the guide rod slider.
[0007] Preferably, two side ends of the guide rail are provided with slide rail slots, and sliding blocks are slidably sleeved in the slide rail slots.
[0008] Preferably, the upper ball bearing is supported correspondingly on the upper end of the inner side of the slide rail slot.
[0009] Preferably, the lower ball is supported correspondingly at the lower end of the inner side of the slide rail slot.
[0010] Compared with the prior art, the beneficial effects of the utility model are:
[0011] The high-precision rolling linear guide pair proposed by the utility model is provided with a stabilizing device, and the stabilizing device is provided with two sets of upper and lower balls to provide a more stable and high-speed guiding sliding of the slider. At the same time, side guide rods are provided on both sides of the guide rail to further ensure the stability of the sliding of the slider. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 This is a schematic diagram of the main structure of the utility model;
[0013] Figure 2 It is a schematic diagram of the inner side of part of the structure of the utility model;
[0014] Figure 3 It is a partial structural schematic diagram of the utility model.
[0015] In the figure: 1 guide rail, 2 slider, 3 side bracket, 4 slide rail slot, 5 guide rod slider, 6 slider slot, 7 upper ball bearing, 8 lower ball bearing, 9 clamping platform, 10 side guide rod. DETAILED DESCRIPTION
[0016] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0017] Embodiment 1
[0018] See also Figure 1-Figure 3 The utility model provides a technical solution: a high-precision rolling linear guide pair, the high-precision rolling linear guide pair includes a guide rail 1, a slider 2 is arranged on the outer sleeve of the guide rail 1, and a clamping table 9 is fixedly connected to both sides of the inner end of the slider 2. An upper ball 7 is arranged on the outer side line sleeve of the upper end surface of the clamping table 9, and a lower ball 8 is arranged on the outer side line sleeve of the lower end surface of the clamping table 9; side brackets 3 are fixedly connected to both side ends of the guide rail 1, and a stabilizing device is arranged on the outer sleeve of the side bracket 3.
[0019] The upper ball 7 and the lower ball 8 enable the slider 2 to be ball-driven on the guide rail 1, reducing friction. At the same time, the upper ball 7 and the lower ball 8 greatly enhance the stabilizing effect of the support of the clamping platform 9 on the guide rail slot 4, effectively preventing the slider 2 from tilting.
[0020] Embodiment 2
[0021] On the basis of the first embodiment, the stabilizing device includes a guide rod slider 5, which is fixedly connected to the front and rear positions of the two side end faces of the slider 2. A slider groove 6 is provided at the lower end of the outer side of the guide rod slider 5, and a side bracket 3 is sleeved in the slider groove 6. The upper end of the side bracket 3 is fixedly connected to a side guide rod 10, and the side guide rod 10 is slidably sleeved in the guide rod slider 5. Slide rail grooves 4 are provided at the two side ends of the guide rail 1, and a slider 2 is slidably sleeved in the slide rail groove 4. The upper ball 7 is correspondingly supported at the upper end of the inner side of the slide rail groove 4, and the lower ball 8 is correspondingly supported at the lower end of the inner side of the slide rail groove 4.
[0022] The side guide rod 10 supports the slider 2 by sleeve-mounting the guide rod slider 5. The support of the side guide rod 10 effectively guides and stabilizes the slider, improves the sliding accuracy of the slider 2, and has a certain balancing effect on the vibration that may be generated by the rolling of the ball.
[0023] When in actual use, a slider 2 is provided on the outer sleeve of the guide rail 1, and a clamping platform 9 is fixedly connected to both sides of the inner end of the slider 2. An upper ball 7 is sleeved on the outer side line of the upper end surface of the clamping platform 9, and a lower ball 8 is sleeved on the outer side line of the lower end surface of the clamping platform 9. The upper ball 7 and the lower ball 8 enable the slider 2 to be ball-driven on the guide rail 1, reducing friction. At the same time, the upper ball 7 and the lower ball 8 are provided so that the stabilizing effect of the clamping platform 9 on the support of the slide rail slot 4 is greatly improved, and the tilting of the slider 2 is effectively prevented. A slider groove 6 is provided at the lower end of the outer side of the guide rod slider 5, and a side bracket 3 is sleeved in the slider groove 6. A side guide rod 10 is fixedly connected to the upper end of the side bracket 3. The side guide rod 10 supports the slider 2 by sleeve-mounting the guide rod slider 5. The support of the side guide rod 10 plays an effective guiding and stabilizing role on the slider, improves the sliding accuracy of the slider 2, and has a certain balancing effect on the vibration that may be caused by the rolling of the balls.
[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A high-precision rolling linear guide pair, characterized in that: The high-precision rolling linear guide pair comprises: A guide rail (1), wherein a sliding block (2) is disposed on the outer sleeve of the guide rail (1), and a clamping platform (9) is fixedly connected to both sides of the inner end of the sliding block (2), an upper ball bearing (7) is sleeved on the outer side line of the upper end surface of the clamping platform (9), and a lower ball bearing (8) is sleeved on the outer side line of the lower end surface of the clamping platform (9); Side brackets (3) are fixedly connected to both side ends of the guide rail (1), and a stabilizing device is provided on the outer cover of the side bracket (3).
2. A high-precision rolling linear guide pair according to claim 1, characterized in that: The stabilizing device comprises a guide rod slider (5), the guide rod slider (5) being fixedly connected to the front and rear positions of the end faces of both sides of the slider (2), a slider groove (6) being provided at the lower end of the outer side of the guide rod slider (5), a side bracket (3) being sleeved in the slider groove (6), a side guide rod (10) being fixedly connected to the upper end of the side bracket (3), and the side guide rod (10) being slidably sleeved in the guide rod slider (5).
3. The high-precision rolling linear guide pair according to claim 1, characterized in that: The two side ends of the guide rail (1) are provided with slide rail slots (4), and a sliding block (2) is slidably sleeved in the slide rail slots (4).
4. The high-precision rolling linear guide pair according to claim 1, characterized in that: The upper ball (7) is supported correspondingly on the upper end of the inner side of the slide rail slot (4).
5. The high-precision rolling linear guide pair according to claim 1, characterized in that: The lower ball (8) is supported correspondingly at the lower end of the inner side of the slide rail slot (4).