TWM444098U - Improved ball seat structure of slide rail - Google Patents

Description

Slide rail ball bearing improved structure

This creation relates to a ball seat structure, in particular to a ball seat for a slide rail, and has an improved structure of a rail ball seat which is excellent in durability, cushioning and eliminating the impact noise.

The current pull-type cabinets or drawers are widely used in various storage and storage appliances. In order to facilitate the pulling operation of the cabinet (drawer), the cabinet (drawer) is usually used in conjunction with the positioning of the slide rails on both sides. In order to facilitate the smooth and light operation of the drawer (drawer), the sliding rails (such as the inner rail and the outer rail) are provided with a sliding ball ball seat, and the two ends of the sliding ball ball seat are respectively received by the inner side. The rail and the outer rail are constrained. When the inner rail is displaced relative to the outer rail, the rail ball seat is also driven, and the end of the outer rail is provided with a resisting portion for abutting Blocking the rail ball seat prevents the slide ball seat from moving out. As shown in FIGS. 1 to 3, the conventional rail ball bearing structure includes a bottom rail 91, a middle rail 92, an outer rail 93, and one of the rail ball seats 94 and 95 respectively disposed therebetween. A fixing plate 913 is disposed for fixing to the machine wall (not shown). The bottom rail 91 has a sliding rail space 911 and a limiting member 912 at the front end of the sliding rail space 911. The middle rail 92 includes There is a middle rail bottom 921 and a middle rail top 922. The middle rail bottom 921 is slidably disposed in the sliding rail space 911. The front end of the middle rail bottom 921 is provided with a resisting piece 923, and the middle rail top 922 is provided with a rear portion The outer rail 93 is connected to a cabinet (drawer), and the outer rail 93 has a slide rail space 930 therein, and the slide rail space 930 is provided for sliding of the middle rail top 922. 93 is provided with one of the front end limiter 931 and the rear end limiter 932. The rail ball bearing 94 is disposed between the middle rail 92 (the middle rail bottom 921) and the bottom rail 91. The rail ball bearing seat 95 is disposed on the middle rail 92 (the middle rail top 922) and the outer rail 93. The rail ball bearing 94 (95) has an inner space 941 (951), and the front and rear ends of the rail ball bearing 94 (95) are respectively provided with a plurality of ball grooves 942 (952) and 943 (953). Used to set a plurality of balls 943 (953). When the outer rail 93 and the middle rail 92 are pulled or pushed and slipped, the rail ball seats 94, 95 will be respectively on the middle rail. 92, the bottom rail 91 and the middle rail 92, the outer rail 93 slide, and wherein the limiting members are arranged to terminate the relative sliding of the rail ball seats 94, 95 to prevent the escape, so that the ball is borrowed Guided slip of 943 (953) to achieve smooth slip.

The above-mentioned slide rail ball seat structure technology can realize the function of smooth sliding of the slide rail by the slide rail ball seat 94 (95), but when the slide rail ball seat 94 (95) slips, it is offset by the same. When the limiter is stopped, noise will occur, so that the pulling and pushing operation of the cabinet (drawer) can not achieve the quiet effect, which will affect the texture effect when the product is used, which is not ideal design; When the slide ball seat 94 (95) slides against the limit member and stops, the vibration phenomenon of the slide ball seat 94 (95) is also generated, because the slide ball seat 94 (95) The upper system is provided with a plurality of balls 943 (953), and the vibration of the ball bearing seats 94 (95) will simultaneously generate the sound noise of the balls 943 (953) colliding with the ball grooves 942 (952) and 943 (953). The ball 943 (953) has a considerable amount, and the sum of the sound noise is also difficult to ignore, and there is also a need to improve it. Therefore, how to improve the lack of noise and vibration in the use of such slide ball seats should be an important direction for the industry to solve and overcome.

Therefore, the creator of this creator has developed a solution based on the shortcomings of the use of the slide rail ball bearing structure and the unsatisfactory design of its structural design, hoping to develop a more quiet effect. The automatic homing slide device for cushioning elasticity and durability serves the public and promotes the development of this industry.

The purpose of the present invention is to provide an improved structure of a slide ball bearing seat, which enables the sliding ball ball seat to stop at the end of the slip to avoid noise and vibration, so that it has an excellent cushioning texture and a quiet effect. At the same time, it has the advantages of being durable and not easy to malfunction, and thus actively improving its practicability, product quality and competitiveness.

The technical means for achieving the above object includes: a slide rail ball bearing having an inner space, the slide ball ball seat is provided with a plurality of ball grooves, the slide ball seat A buffer slot is provided at the end, and the buffer slot is located at the outer end of the ball slot The buffer slot is adjacent to a buffer end seat of the outer side of the slide ball bearing seat; a plurality of balls are disposed on the ball groove to provide a relative sliding effect.

In order to give your reviewers a better understanding and understanding of the technical features of the creation and the efficacies achieved, please refer to the preferred embodiment diagram and the detailed description to illustrate the following:

Referring to FIG. 4, the modified rail ball bearing improved structure includes a slide ball bearing seat 10 and a ball set 20, the slide rail ball seat 10 is slightly slatted and has an internal space 16, the slide rail The ball bearing block 10 includes a top surface portion 11 and two side surface portions 12. In a preferred embodiment, an end side portion 13 is disposed between the top surface portion 11 and the side surface portion 12; the side portion 12 is formed with a bottom hook portion inwardly. And a slot 151 is formed between the two bottom hook portions 15 , and the slot 151 is connected to the inner space 16 . Furthermore, the slide ball holder 10 is provided with a plurality of ball grooves 17 at the front and rear ends (and not limited to the position), and in a preferred embodiment, the ball grooves 17 are located on both sides of the top surface portion 11. Or is disposed at the side surface portion 13 of the end, and the ball groove 17 is connected to the inner space 16; the sliding ball ball holder 10 is respectively provided with a buffering groove 18 at both ends, and the buffering groove 18 is located at the end The outer side of the ball groove 17 is connected to the inner space 16, and the buffer groove 18 is adjacent to the outer end of the slide ball holder 10 by a buffer end seat 19, that is, the slide ball The seat 10 is provided with the buffer end seat 19, the buffer slot 18 and the ball groove 17 inwardly from the end sides thereof. The ball set 20 includes a plurality of balls 21, and the balls 21 are positioned and disposed in the ball grooves 17 for providing a relative sliding effect.

Referring to FIGS. 5 and 6, the modified rail ball bearing improved structure further includes a bottom rail 30, a middle rail 40 and an outer rail 50. The bottom rail 30 includes a rail portion 31 and a fixing plate 33. 31 (the bottom rail 30) has a slide rail space 32 inside, and the fixing plate 33 is fixed on a machine wall (not shown), and the bottom rail 30 is positioned as the bottom rail 30. A limiting member 35 is disposed at a front end of the sliding rail space 32. The middle rail 40 includes a middle rail bottom portion 41 and a middle rail top portion 42. The middle rail bottom portion 41 is slidably disposed in the rail space 32. The front rail portion 41 has a limit position at the front and rear portions respectively. Parts 411, 412, and the front and rear parts of the middle rail top 42 are divided into points Do not have a limit member 422, 421. The outer rail 50 is coupled to a cabinet (drawer) having a slide rail space 51 for sliding the middle rail top 42. In other words, the outer rail 50 is The outer rail 50 is oppositely disposed on the middle rail 40, and the outer rail 50 is provided with one limiting member 52 at the rear end position.

The modified rail ball bearing improved structure is described by three rails, that is, the middle rail 40 is slidably coupled to the bottom rail 30, and the outer rail 50 is slidably coupled to the middle rail 40, and the bottom rail 30, The two-phase sliding combination of the middle rail 40 and the outer rail 50 is not limited to its configuration; of course, the improved structure of the slide rail ball seat can also be implemented in a two-track manner, and its composition and operation are the same, and will not be described again.

The slide rail ball bearing 10 and the ball set 20 are disposed between the middle rail 40 (the middle rail bottom 41) and the bottom rail 30, and the outer rail 50 and the middle rail 40 (the middle rail top 42) are also disposed between the middle rail 40 and the middle rail 40. Slide rail ball bearing 10 and ball set 20. When the outer rail 50 is pulled (as shown in FIG. 5) or pushed (as shown in FIG. 6), the balls 21 on the ball groove 17 will be respectively between the middle rail 40 and the bottom rail 30. And the middle rail 40 and the outer rail 50 slide.

Please refer to the 7th and 7th drawings together. When the improved structure of the slide ball seat is activated, when the slide ball seat 10 will be displaced with the outer rail 50 (the displacement of the slide rail ball 10 of the middle rail 40 is also the same) When the rail ball bearing 10 moves closer to the limiting member 422 of the middle rail 40, the buffer end seat 19 of the end of the sliding rail ball bearing 10 will be blocked by the limiting member 422, and both An impact phenomenon occurs. At this time, due to the arrangement of the buffer slot 18, the buffer end seat 19 and the buffer slot 18 are simultaneously deformed, that is, the impact impact force is buffered and eliminated by the buffer slot 18, and further The noise and vibration generated by the impact are reduced, and the vibration caused by the impact is reduced, and the vibration caused by the slide ball seat 10 is relatively reduced, so that the ball group 20 on the slide ball seat 10 can be reduced by vibration. The resulting impact noise achieves a fairly quiet overall operational feel.

In this way, the improved structure of the slide rail ball seat utilizes the arrangement of the buffer slot to enable the sliding ball ball seat to stop at the end of the slip to avoid noise and vibration, so as to have an excellent cushioning texture and quietness. The effect is at the same time, and has the advantages of being durable and not easy to malfunction, thereby actively improving its practicability, product quality and competitiveness.

In summary, this creation has indeed met the requirements of the new patent, and filed a patent application in accordance with the law. However, the above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Therefore, the shape, structure, characteristics and spirit described in the scope of the patent application are equally changed and modified. , should be included in the scope of the patent application of this creation.

10‧‧‧Slide rail ball seat

11‧‧‧Top face

12‧‧‧ Side section

13‧‧‧End side

15‧‧‧ bottom hook

151‧‧‧ slotting

16‧‧‧Internal space

17‧‧‧Rolling groove

18‧‧‧buffer slotting

19‧‧‧ Buffer end

20‧‧‧Ball group

21‧‧‧ balls

30‧‧‧ bottom track

31‧‧‧ Tracks

32‧‧‧Slide space

33‧‧‧ fixed plate

35‧‧‧Limited parts

40‧‧‧ Middle track

41‧‧‧ bottom of the middle rail

411‧‧‧Limited parts

412‧‧‧Limited parts

42‧‧‧ middle rail top

421‧‧‧Limited parts

422‧‧‧Limited parts

50‧‧‧ outer rail

51‧‧‧Sliding rail space

52‧‧‧Limited parts

Figure 1 is a perspective view of a conventional slide ball bearing structure.

Figure 2 is a schematic exploded view of a conventional rail ball bearing structure.

Figure 3 is a partial exploded view of a conventional rail ball bearing.

Figure 4 is a partial exploded view of the ballast ball seat of the present invention.

Figure 5 is a schematic diagram of the application of the drawing operation of the present creation.

Figure 6 is a schematic diagram of the application of the push operation of this creation.

Figure 7 is a schematic cross-sectional view of the creation.

Figure 7A is an enlarged partial cross-sectional view of the present creation.

10‧‧‧Slide rail ball seat

11‧‧‧Top face

12‧‧‧ Side section

13‧‧‧End side

15‧‧‧ bottom hook

151‧‧‧ slotting

16‧‧‧Internal space

17‧‧‧Rolling groove

18‧‧‧buffer slotting

19‧‧‧ Buffer end

20‧‧‧Ball group

21‧‧‧ balls

Claims (11)

A modified structure of a sliding ball ball seat comprises: a sliding ball ball seat having an inner space, wherein the sliding ball ball seat is provided with a plurality of ball grooves, the sliding ball ball seat is at the end The utility model is provided with a buffer slot which is located at the outer end side of the ball groove, so that the buffer slot is adjacent to a buffer end seat of the outer edge of the slide ball ball seat; a plurality of balls, the ball system is positioned It is arranged in the ball groove to provide a relative sliding effect. The improved structure of the slide ball bearing seat according to the first aspect of the invention, wherein the slide ball bearing system comprises a top surface and two side surfaces, and the top surface portion and the side surface portion are provided with one end side portion, The side portion is formed with a bottom hook portion inwardly, and a groove is formed between the two bottom hook portions, and the slot is connected to the inner space. A modified slide ball bearing improved structure according to claim 2, wherein the ball groove is located on both sides of the top surface portion. A modified rail ball bearing improved structure according to claim 2, wherein the ball groove is located at the side surface portion of the end. A modified slide ball bearing improved structure according to claim 1, wherein the ball groove communicates with the internal space. A modified slide ball bearing improved structure according to claim 1, wherein the buffer slot is connected to the internal space. The improved structure of a slide ball bearing seat according to claim 1, further comprising a bottom rail and a middle rail, the bottom rail system comprising a rail portion and a fixing plate, the rail portion having a sliding rail space therein The bottom rail is provided with a limiting member at a front end of the sliding rail space, and the middle rail is slidably disposed in the sliding rail space, and the sliding rail ball seat is disposed between the bottom rail and the middle rail. The slide rail ball bearing improved structure according to claim 7, wherein the middle rail system further comprises a middle rail bottom portion and a middle rail top portion, wherein the middle rail bottom portion is slidably disposed in the slide rail space. The improved structure of the sliding ball ball seat according to the eighth aspect of the invention, wherein the front portion or the rear portion of the bottom portion of the middle rail is provided with a limiting member, and a front portion or a rear portion of the middle rail portion is provided with a limit. Bit pieces. The improved structure of the slide ball ball seat according to claim 9, further comprising a slide rail disposed on the outer rail of the middle rail, wherein the other rail is disposed between the outer rail and the middle rail. Ball seat. A modified structure of a slide ball ball seat according to claim 10, wherein the outer rail has a slide rail space for sliding the top of the middle rail, and the outer rail has one of the rear end positions. Limiter.