TW200521345A - Lubrication system of linear guideway - Google Patents

Abstract

The present invention relates to a lubrication system of linear guideway wherein the lubrication system was a three-dimensional route that made the oil flow to the point between top and below circumrotate way, therefore the oil can average allot to the top and below circumrotate way. Thereby, the present invention can increase the lubricating effect and decrease the oil resupply frequency.

Description

200521345 V. Description of Invention (1)

[Technical field to which the invention belongs] The present invention relates to a linear slide, in particular to a redesigned lubrication, designed by a system of special systems, and special lubricants can be evenly distributed to each of the circulation paths. Sealability of linear sliding. μ groove, and improve the lubrication system [previous technology] General machine can only use a linear guide to transport the ball, a special path is reserved on the wire cover 60, and in order to lower the board, the cover ball is usually not reflowed. Medium; the ball is evenly distributed, so that a certain amount of oil is reserved for the sliding rails, and the lubricant is distributed to the grooves on the low-manufactured cover plate group. In order to make it easy to make the whole mechanism on the platform without lubrication, the normal lubricating nipple path 62 is used, and the cost of the oil is capped at the end cap 60. The two types of slick oil stick water pipes are reserved at the end. In the case of life, a straight and linear slide is installed without damaging the oil flow path hole 61. However, the return flow from the circulation of the slider is usually covered with a synthetic oil path. The branch line is evenly extracted from it. And 'causes the line to shorten. In the case of a linear guide, the linear slide must have a sufficient lubrication life. As shown in Figure 10, the rear end is designed to form a lubricating path by cooperating with the overlapping end surface of the end cover 60. The overlapping surface of the end cover is designed in the overlapping groove 6 3 and the lower return groove 64 of the end cover 60. The complete ball return tank guides the lubricant injection side. The oil is distributed on the same plane to each of the ball return branches. The amount of water is not likely to cause the ball to slide with different ball resilience. The life of the ball is exposed and the oil path is exposed in That is to say, the oil lubrication mostly flows on the oil flow surface on the end surface. In addition, for this design, the tumbler method of the cover is flat in the flow tank.

200521345 V. Description of the invention (2) If the mating surface of the slider assembly has good processing accuracy, the macro layer 冰 # 冰 土 — Bai Jue Poor or the surface roughness is not good. overflow. According to the above description, the oil-tightness of the conventional oil circuit has improved and improved oil supply uniformity and [invention purpose] the lubrication system of the linear sliding lubrication of the present invention, To lubricate the linear slide is to provide a kind of lubricating return tank. 、】 Emu oil can be evenly distributed to each of the invention's 010, systems, which can improve the oil circuit seal performance: to provide a lubrication system of linear slide rails [Content of the invention] The present invention is only available ^ New solution: The lubrication system of the linear slide rail has an uneven oil supply function. , ^, So that the lubricating system of the present invention can provide one and the cover plate, reset jf to two parts of the linear slide rail: the application of the end cover conversion. · Chuanji solid lubricant flow path through; Space type oil circuit. The one-dimensional flat oil circuit of the present invention is designed as a three-dimensional space. Ball recirculation 2: Γ allows full oil to circulate to the upper and lower lubrication balls in a three-dimensional space. In addition, κ + is evenly distributed to each ball return groove, and the lubricant circulation path of the invention is three-degree space oil.

Page 7 200521345 --- ~ ._ V. Description of the invention (3) Road, the lubrication position is set on the matching surface of the end cover and the cover plate, not = matching surface; because the end cover and the cover and plate are made of plastic material The sealing between the r and the plastic surface: better than at the end of the banquet I: the joint surface is better, and when the lubricating oil flow path design end 4 is matched with the surface, the lubricating oil flow path is completely covered in the 22: V slip The slit through which the oil bubble needs to flow is very long. According to the principle of the fluid, the longer the slit is, the larger the flow resistance is, the more the lubricant is exposed, so the lubrication position is set on the matching surface of the end cap and the cover to cover the lubricant. ^ Overflow in the mating surface of the cover slide. "", "Beijing improvement and improvement" = In order to improve the sealing performance of oil injection, the present invention uses δ and another special barrier structure on the cover plate to improve the sealing performance of oil injection. The cover oil filling hole on the mating surface of the slider, Yerun Pi oil will not overflow from the mating surface of the slider and the mating surface of the slider, and the sealing performance of the road. Furthermore, in order to make the lubrication system of the present invention = applicable There are three commonly used oiling directions. It is possible to design the barrier structure 5: a barrier structure of the type to improve its versatility. Τ Disassembled In order to further understand the characteristics and technical content of the present invention, the following description of the embodiment of the present invention Two =: The drawings are for illustration and…, but not to make the present invention one. [Embodiment] One is a three-dimensional schematic diagram of the lubrication system of the invention of the linear slide rail; complex Φ is provided with end caps at each end of the M block 10 2. And cover 3. And end cover 20 and cover; reverse 30 page 8 200521345 V. Description of the invention (4) It can be combined into a complete return groove for the ball to turn back.

Figure 2 is a perspective view of the end cover of Figure 1; Figures ~ 3 are a perspective view of the front cover of Figure 1; Figure 4 is a perspective view of the reverse side of Figure 1; the end cover 20 has two directions of oil injection: Oil injection hole 21 and the oil injection hole 24 on the side. When the lubricating oil is injected from the oil injection hole 21 to the oil flow hole 31 of the cover plate 30, the blocking member 35 has the effect of blocking the lubricating oil from flowing to the end face of the slider. Road 3 2 leads to the sides, and then enters the oil holes 3 on both sides. 3 Lubricate the oil from the reverse side of the cover plate 30 (the mating surface with the end cover 20) to the front surface of the cover plate 30 (the mating surface with the slider). The middle position of the upper and lower return grooves (about the position of the threaded holes 26) is to return the lubricating oil through the oil hole 34. It is guided to the oil supply curved surface 2 5 on the reverse side of the cover plate 30 and the end cover 20 for oil supply. The upper and lower return grooves allow the balls to be properly lubricated. In addition, if lubricating oil is injected from the oil injection hole 24, the lubricating oil will enter the oil guide hole 22 from the oil flow hole 23 to the oil injection hole 21, and also pass through the flow path described above. Supply oil to the upper and lower return grooves so that the balls are properly lubricated.

Figure 5 is a schematic diagram of the combination of the end cover and the cover plate of the lubrication system of the present invention; Figure 6 is a schematic cross-sectional view of Figure 5; when the lubricant is injected from the end cover 20 and guided by the cover plate 30, it flows from the oil hole 33 to the threaded hole An oil supply hole 34 next to 26, and the cover plate 30 and the oil supply curved surface 2 5 of the end cover 20 are matched to form an oil supply port 2 5 a, and the lubricating oil of the oil supply hole 3 4 enters the oil supply port 2 5 a Because the oil supply port 25a is relatively small, the lubricant is precipitated here by the capillary phenomenon, and the oil is uniformly supplied to the upper and lower return tanks. Figure 7 is a three-dimensional schematic view of the three lubrication directions of the lubrication system of the present invention; Figure 8 is a partial cross-sectional schematic view of Figure 7;

Page 9 200521345 V. Description of the invention (5) Oil is injected from the oil injection hole 21 or the oil injection hole 24, and oil can also be supplied from the oil injection hole u above the slider 10. When the full oil is injected from the oil injection hole, the injection-oil path is used.丨 2 Enter the oil flow hole 31 and the oil injection hole 21 through the barrier 35 in the path state. At this time, a fixing screw 50 is set outside the oil injection hole 21 to make the oil injection hole 21 closed, and the lubricant will follow the above path from the guide The oil passage 32 leads to the oil supply port 25a, and supplies oil to the upper and lower return grooves to lubricate the balls. The detachable structure of the barrier member of the cover plate of the present invention is shown as :::: face: and the spacer Γ35 is provided in the flow oil ⑽ ^, the cone-shaped depression 3 52, and the Guang / Niu 35 main 3: the structure includes: ring The groove 351 ^ Λ ^ shaped flange 35 has a reduced strength due to the narrower thickness of the barrier member M in the annular groove. When a cone-shaped work piece 4 9 groove 3 ^ 2 is used to apply pressure, the annular shape can be easily adjusted. The groove 35f is separated from the cymbal plate 30 and becomes a part of the aforementioned through hole 2 to strengthen the injection path from the oil injection hole U of the slider; the other circle has a material flange 353, ^ This ^ 's sealability ensures the sealing effect and does not allow the lubricant to overflow. The position of the return flow between the blocking wall and the returning groove is the ri-a. It is equal to the next to the benefit. The surface oil is lubricated up and down. The end cover is smooth and smooth. The lubricating system of the lubricating oil on the lubricating cover of the ° covers the linear space of the linear space, and makes the lubricating oil evenly distributed to the three degrees of space; ; it · after the passage is on the second matching surface, = 2 f two oil circuits, lubricated and then the end cover is matched with the slider

200521345 V. Description of the invention (6) The mating surface of the combination can greatly improve the situation where the lubricant overflows from the mating surface of the end cover and the slider. · Furthermore, in order to improve the sealing performance of oil injection, the invention adds a special barrier structure on the cover plate to improve the sealing performance of oil injection, and in order to make the barrier structure applicable to three commonly used oil injection directions at the same time, the barrier structure is further improved. Designed as a detachable barrier structure to improve its versatility.

In summary, the present invention "has industrial applicability" should be beyond doubt; in addition, the structure disclosed in the embodiment of the present invention has not been seen in publications before application, nor has it been used publicly. In addition, it has the same effects as above. The fact of improvement is that the "newness" and "progressiveness" of the present invention have been met, and the invention patent application has been submitted in accordance with the law. I hope that it will be reviewed and granted the patent as soon as possible in order to encourage invention. Poop.

Page 11 200521345 Brief description of the drawing [Simplified description of the drawing number] Fig. 1 is a schematic view of the vertical sliding body of the linear sliding lubrication system of the present invention. Fig. 2 is a perspective view of the end cover of Fig. 1. Fig. 3 is a front perspective of the cover of Fig. 1. Schematic diagram 4 is a perspective view of the reverse side of the cover plate of FIG. 1 is a schematic diagram of the combination of the end cover and the cover plate of the lubrication system of the present invention.

Figure 7 is a three-dimensional schematic view of the three lubrication directions of the lubrication system of the present invention. Figure 8 is a partial cross-sectional schematic diagram of Figure 7. Figure 9 is a schematic view of the removable structure of the cover plate of the present invention. Figure 10 is an end cover of a conventional linear slide lubrication system. Schematic [Representative symbols of main components]

10 Slider 11 Oil hole 12 Oil passage 20 End cap 21 Oil hole 22 Guide oil passage 23 Oil hole 24 Oil hole 25 Oil supply surface 25a Oil supply port 26 Threaded hole 30 Cover 31 Oil hole 32 Guide oil passage 33 Oil hole 34 Oil hole 35 Barrier 351 Ring groove 352 Tapered groove 353 Ring flange 40 Tapered tool 50 Fixing screw

Page 12 200521345 Brief description of the diagram 60 End cap 61 Oil filling 孑 L 62 Oil circuit 63 Upper return tank 64 Lower return tank 11 Hidden_1 country Page 13

Claims (1)

200521345 6. Scope of patent application 1. A linear sliding lubrication system, the structure is mainly arranged between the end cover and cover plate on both sides of the slider, and the end cover and cover plate are matched with each other to form a three-dimensional space oil circuit. Allow the lubricant to circulate to the middle of the upper and lower ball return grooves in a three-degree space, and then distribute it evenly to each ball return groove to lubricate the balls. The lubrication position is set on the matching surface of the end cap and the cover plate, so the lubricant overflow can be improved. Exodus situation. 2 · For the linear sliding lubricating system of item 1 of the scope of patent application, the oil injection direction is the oil hole on the end face of the end cap. 3. For the linear sliding lubricating system of the scope of patent application, the oiling direction is the oiling hole on the side of the end cap. 4. For the linear sliding lubricating system of the scope of patent application, the oiling direction is the oiling hole above the slider. 5 · For the lubricating system of the linear slide rail according to item 1 of the scope of the patent application, the cover plate is provided with a blocking member so that the lubricating oil will not overflow from the mating surface of the end cover and the slider during oil injection. 6. The linear sliding lubricating system according to item 5 of the patent application, wherein the barrier is a detachable barrier structure. Page 14