TWM496401U - Sliding rail return buffering structure - Google Patents

Description

Slide return buffer structure

This creation is about a regression buffer structure, especially a regression buffer structure for slide rails.

A general slide return device, as shown in the first figure, includes: a fixed seat 11 that can be disposed in an outer slide rail 21 of a slide rail mechanism 2, wherein the slide rail mechanism 2 is still The utility model can include a middle slide rail 22 and an inner slide rail 23. Since the detailed structure and the operation principle of the slide rail mechanism 2 are well known to those skilled in the art, no detailed description is given here; 12, the sliding mechanism 12 is disposed through the fixing base 11, the sliding mechanism 12 is provided with a rotating shaft 13, and the rotating shaft 13 is provided with a bump 14; a paddle 15, the paddle 15 is disposed on the fixed The paddle 15 is fixed to the slide rail 23 of the slide rail mechanism 2, and the paddle 15 is provided with a notch portion 16, and the notch portion 15 of the paddle 15 is engaged with the slide mechanism 12 The bump 14 of the rotating shaft 13; the principle is that the horizontal displacement of the paddle 15 can drive the rotating shaft 13 to rotate the bump 14 thereof, and can control the paddle 15 and the rotating shaft 13 to be controlled. The separation or combination of the bumps 14 can be reversed, so that the sliding positioning or the return reset of the sliding mechanism 12 can be switched, so that the sliding rail can be automatically determined. The purpose of the return.

The conventional slide rail returning device can achieve the purpose of automatically positioning and returning the slide rail, but when the notch portion 16 of the picking piece 15 drives the rotating shaft 13 to rotate the bump 14 thereof, the The displacement trajectory of the bump 14 and the displacement trajectory of the notch portion 16 of the paddle 15 are respectively at different horizontal planes, and the action mode requires high precision between the angle and the position between the two, so that the two are easy If the collision or the movement is not smooth due to the angle or position deviation, the wear of the machine parts may cause the mechanism to malfunction and the life of the product is reduced. In addition, if the movement is not smooth, the protrusion must be 14 is provided with a guide angle, and the notch portion 16 of the paddle 15 is also provided with a corresponding bevel (angle) abutting portion, so that the processing procedure is complicated and the tolerance and precision of the mold manufacturing are high. It will lead to an increase in the cost of the product. Therefore, how to improve the above-mentioned deficiencies is the technical difficulty that the creators of this case want to solve.

In view of the existing slide return device, the overall structure is complex, the product operation reliability is poor, and the manufacturing cost is expensive. Therefore, the purpose of the creation is to develop a slide return device which can simplify the structure and improve the reliability.

In order to achieve the above objective, the present invention provides a slide return buffer structure, comprising: a fixed seat, the fixed seat is provided with a sliding slot, a bottom of the sliding slot is provided with a slot, and one end of the slot is provided with a substantially a sliding arrow-shaped abutting portion; a sliding mechanism, the sliding mechanism is provided with a sliding shaft, and one end of the sliding shaft is slidably disposed in the sliding groove of the fixing seat, and the sliding shaft is provided with an accommodating space. The sliding shaft is provided with a movable hole at the bottom of the accommodating space; a release claw, the release claw is axially disposed with the sliding shaft, and a first stop block and a second stop block are respectively disposed at two ends of the release claw And forming a notch portion between the first stop block and the second stop block, and a bottom of the release claw is provided with a card abutting block, wherein the card abutting block respectively passes through the movable hole and the groove; a block that is engaged with the notch portion of the release claw.

With this creation, the dial block can be used to control the card offset block at the bottom of the switching release claw. The groove is separated by the separation or combination of the two of the card abutting portions, and the dial block can be directly coupled to the inner slide rail of the slide rail mechanism, which can greatly simplify the structural complexity and reduce the tolerance and precision requirements of the mold making. And can avoid the situation that the sliding rail return device is easy to cause the movement to be unsatisfactory and worn, so that the creation can achieve the effect of simplifying the structure and improving the reliability of the product.

[Use]

11‧‧‧ Fixed seat

12‧‧‧Sliding mechanism

13‧‧‧Rotary axis

14‧‧‧Bumps

15‧‧ ‧ picks

16‧‧‧ Notch

2‧‧‧Slide rail mechanism

21‧‧‧Outer rail

22‧‧‧ Medium rail

23‧‧‧Inside rails

[this creation]

3‧‧‧ Fixed seat

31‧‧‧First Fixed Department

32‧‧‧ Storage Department

33‧‧‧ sliding slot

34‧‧‧ Groove

341‧‧‧The card was reached

342‧‧‧Failure prevention arm

35‧‧‧Flexible parts

4‧‧‧Sliding mechanism

41‧‧‧Responsible parts

411‧‧‧Second fixed department

42‧‧‧Sliding shaft

421‧‧‧ accommodating space

422‧‧‧Axial joint

423‧‧‧ activity hole

43‧‧‧buffering mechanism

5‧‧‧ release claw

51‧‧‧Axis joint

52‧‧‧first stop block

53‧‧‧second stop block

54‧‧‧ Notch

55‧‧‧ card offset block

6‧‧ ‧ dial

61‧‧‧First side arm

62‧‧‧Second side arm

The first figure is a combination diagram of the conventional use.

The second picture is an exploded view of the creation.

The third figure is a partial exploded view of the creation.

The fourth picture is a combination diagram of the creation.

The fifth picture is a schematic diagram of the creation of the slide when the slide is stretched.

The sixth figure is a schematic diagram of the action after the creation of the slide rail.

The seventh picture is a schematic diagram of the action before the restoration of the slide return.

The eighth figure is a schematic diagram of the action after the slide is returned to the reset.

Please refer to the second figure and the fourth figure. The present invention provides a slide returning buffer structure, which comprises: a fixing base 3, which can be disposed in an outer sliding rail of a sliding rail mechanism, wherein The slide rail mechanism usually further includes a middle slide rail and an inner slide rail. The detailed structure, the action principle and the structure of the slide rail mechanism are prior art and are not technical features of the present invention, so For example, a first fixing portion 31 is disposed on each side of the fixing base 3, and the fixing portion 3 is provided with a receiving portion 32. The receiving portion 32 can be more specifically a hollow cylindrical shape. The sliding groove 33 is located at the side of the accommodating portion 32, and the sliding groove 33 and the accommodating portion 32 are located substantially at an intermediate position of the fixing base 3. The bottom of the sliding groove 33 is provided with a groove 34, and the groove 34 is provided. The width of the groove 34 is smaller than the width of the sliding groove 33. The two ends of the groove 34 are respectively provided with a substantially triangular arrow-shaped abutting portion 341 and a failure preventing arm 342. The failure preventing arm 342 can be elastic. The structure of the fixing member 3 is respectively provided with an elastic member 35. One end of the elastic member 35 is fixed to the first fixing portion 31 of the fixing base 3. The elastic member 35 can be a spring; a sliding mechanism 4, the sliding mechanism The 4 series is slidably disposed through the fixing base 3, and the fixing portion 3 is disposed at an end of the groove 34 closer to the sliding mechanism 4, that is, the failure preventing arm 342 is located in the groove. The groove 34 is further away from the end of the sliding mechanism 4, and the sliding mechanism 4 is provided with a follower 41. The second fixing portion 411 is respectively disposed on two sides of the driven member 41, and the second fixing portion 411 and the fixing base 3 are elastic. The other end of the member 35 is fixed, and the sliding mechanism 4 is provided with a sliding shaft 42 having one end of the sliding shaft 42 The follower 41 is connected to each other. In the embodiment, the sliding shaft 42 is integrally formed with the follower 41. The other end of the sliding shaft 42 is slidably disposed in the sliding groove 33 of the fixing base 3. In addition, as shown in the third figure, the sliding shaft 42 is provided with an accommodating space 421 at an end not connected to the follower 41, and the sliding shaft 42 is at the top of the accommodating space 421 and The bottom portion is provided with a shaft portion 422 and a movable hole 423. The shaft portion 422 can be a shaft hole or a shaft rod. The sliding mechanism 4 can also be provided with a buffer mechanism 43. The buffer mechanism 43 can be slidable. The release mechanism 3 is disposed in the accommodating portion 32 of the fixing base 3. The buffer mechanism 43 can be a buffer rod; a release claw 5, please refer to the third figure, the release claw 5 is at least partially located on the sliding shaft. 42 in its accommodating space 421, and the release claw 5 is axially disposed with the sliding shaft 42, whereby the release claw 5 is rotatable relative to the sliding shaft 42, specifically, the release claw 5 is provided with a shaft joint portion 51 corresponding to the sliding shaft 42 corresponding to the shaft joint portion 422, and the shaft joint portion 51 is axially disposed with the shaft joint portion 422, and the shaft joint portion 51 can be a shaft rod or a first stop block 52 and a second stop block 53 are respectively disposed at two ends of the side of the shaft joint portion 51, and the first stop block 52 and the second stop block 53 are respectively provided. A recessed portion 54 is formed between the bottom of the release claw 5, and a latching block 55 is disposed through the movable hole 423 of the sliding shaft 42 and the groove 34 of the fixing base 3, respectively. The width of the latching block 55 corresponds to the width of the slot 34, thereby enabling the slot 34 to have a limit or guiding effect on the steering or angular position of the latching block 55 and the release pawl 5 as a whole. In this embodiment, the card abutting block 55 is in the form of a strip; a dialing block 6 is provided for being fixed to the inner rail of the sliding rail mechanism, thereby being used as the inner rail When moving, the dial 6 can be moved at the same time, and the dial 6 is engaged with the notch portion 52 of the release claw 5. In the embodiment, the dial 6 is substantially inverted U-shaped as well. That is, the dial block 6 has two ends respectively The first side arm 61 and the second side arm 62, and the first side arm 61 and the second side arm 62 of the dial block 6 are respectively abutted against the release claw 5, the first stop block 52 and the second Stopping block 53, whereby the release pawl 5 can be displaced on the groove 34 of the fixed seat 3 when the dial 6 is moved; as shown in the fifth figure, when the user uses the creation When the furniture of the slide rail mechanism is pulled out from the drawer, the dial 6 is engaged with the notch portion 54 of the release claw 5, and the release claw 5 is axially aligned with the sliding shaft 42 of the sliding mechanism 4. Therefore, the dial 6 can drive the release claw 5 and the sliding mechanism 4 to move away from the fixed seat 3, and the sliding mechanism 4 can stretch the buffer mechanism 34 and the spring 35, at this time, by the release claw The bottom latching member 55 of the bottom portion 5 is disposed through the slot 34 of the fixing base 3. Therefore, when the releasing claw 5 is moved to the position of the slot portion 34 of the slot 34, please refer to the sixth figure. The dial 6 will drive the release pawl 5 to rotate The latching block 55 at the bottom of the release claw 5 is also rotationally displaced and abutted against the latched portion 341 of the slot 34, and the dial 6 is separable from the recessed portion 54 of the release pawl 5. In this way, the user can continue to pull the drawer outward to the maximum extent, and at the same time, the elastic member 35 can be stretched by the card abutting block 55 against the groove 34 of the groove 34. As shown in the sixth figure, please refer to the seventh figure. When the user pushes the drawer back, the dial 6 can be displaced by the drawer and the inner slide in the opposite direction as when the drawer is pulled out. The dial 6 can be brought up against the release claw 5 again, and the dial 6 can be guided to rotate the release claw 5 according to the reverse operation procedure. Please refer to the eighth figure to make the release. The notch portion 54 of the claw 5 can be re-engaged with the dial block 6, and the release claw 5 can also be disengaged from the groove 34 by the abutment portion 341. At this time, the elastic member 35 is released. The reverse elastic force causes the elastic member 35 to drive the sliding mechanism 4 and the drawer to automatically return to the reset, and the buffer mechanism 43 can exert a buffer damping effect to slow down Returning to the force and reducing the collision sound of the machine, so that the creation can achieve the purpose of automatically returning the buffer to the buffer; please refer to the second and third figures, by using the dial 6 to control the switching release claw 5 The bottom latching block 55 and the slot 34 are separated or combined by the latching portion 341, and the effect of automatically returning the slide rail can be achieved, and the dial block 6 can be directly coupled to the slide rail mechanism. On the slide rail, the structure complexity can be greatly simplified and the tolerance and precision requirements of the mold making can be reduced, and the situation that the slide rail regression device is easy to cause the movement and the wear and tear can be avoided, thereby simplifying the structure and improving the creation. Product reliability.

3‧‧‧ Fixed seat

4‧‧‧Sliding mechanism

42‧‧‧Sliding shaft

52‧‧‧first stop block

53‧‧‧second stop block

6‧‧ ‧ dial

Claims (6)

A sliding rail returning buffer structure comprises: a fixing seat, the fixing seat is provided with a sliding groove, the sliding groove is substantially located at an intermediate position of the fixing seat, a groove is arranged at the bottom of the sliding groove, and the width of the groove is The one end of the groove is provided with a substantially triangular arrow-shaped abutting portion, and one end of the fixing seat is respectively provided with an elastic member, and one end of the elastic member is fixed to the fixing seat; a sliding mechanism is The sliding mechanism is slidably disposed through the fixing seat, and the fixing portion of the fixing seat is located at an end of the groove closer to the sliding mechanism, and the two sides of the sliding mechanism are respectively coupled with the two elastic members The sliding mechanism is provided with a sliding shaft, and one end of the sliding shaft is slidably disposed in the sliding groove of the fixing seat. The sliding shaft is provided with an accommodating space, and the sliding shaft is disposed in the accommodating space. The bottom portion is provided with a movable hole; a release claw, the release claw is at least partially located in the accommodating space of the sliding shaft, and the release claw is axially disposed with the sliding shaft, and the first end of the release claw is respectively provided with a first stop Block and one a second stop block, and a notch portion is formed between the first stop block and the second stop block, and a bottom of the release claw is provided with a card abutting block, and the card abutting block respectively passes the sliding shaft to move the block The hole and the groove of the fixing seat; a dial which is engaged with the notch portion of the releasing claw. The slide returning buffer structure of claim 1, wherein the width of the snap block corresponds to the width of the groove. The sliding track returning buffer structure according to claim 1, wherein the card abutting block is elongated. The sliding rail returning buffer structure of claim 1, wherein the two sides of the dial have a first side arm and a second side arm, and the first side arm and the second side arm of the dial block The first stop block and the second stop block are respectively contacted to the release claw. The sliding rail returning buffer structure according to claim 1, wherein the fixing seat is provided with a receiving portion, and the receiving portion is located at a side of the sliding groove. The sliding rail returning buffer structure according to claim 5, wherein the sliding mechanism is further provided with a buffering mechanism, and the buffering mechanism is slidably disposed in the receiving portion of the fixing base.