TWI785932B - Linear slide with rotating mechanism - Google Patents

Abstract

The invention related to a linear slide with a rotating mechanism mainly consists of a linear slide. Wherein, the mechanism includes a turntable with a plurality of mounting holes and a plurality of rolling elements and a positioning mechanism with at least one sliding holder and spring element. The sliding holder can be telescopically mounted on the turntable. The positioning mechanism to the turntable can be easily rotated and positioned. The combination of a sliding rail can improve the convenience and operation displacement.

Description

Rotatable linear slide mechanism

In the prior art, a linear slide rail is a combination of a slide block and a slide rail, and a rolling body fixed on the slide block is arranged between the running surfaces of the slide block and the slide rail. Used in various household appliances, but also in automotive engineering and many other application levels.

For example, German patent DE202017102531 discloses a rotating locking mechanism for furniture, such as a rotatable desktop or a rotatable main body. The locking mechanism is provided between two plates that can rotate relative to each other, one of the plates, carrying the rotatable furniture part. The locking mechanism rotates and securely locks a rotatable furniture part in a predetermined angular position, wherein the locking recess is in the predetermined angular position, employing a latch lever that rotates about a pivot axis that is offset from the rotational axis of the base plate, wherein the The latch lever has a shorter lever arm on one side, a cam on the guide at the free end of the short lever lever, and a longer lever arm on one side and a spring element connected to the base plate. The cam is against the contour of the locking recess.

The design disadvantage of this locking mechanism is that only one rotating shaft is used as a fulcrum, and it cannot bear excessive load during use. When the locking mechanism bears an excessive load, it is easy to sink on one side and cause damage and failure.

The locking mechanism tends to tilt after hundreds of rotations, which can The risk of injury to the user due to poor reliability.

How to optimize the above-mentioned mechanism again, and how to solve the above-mentioned problems and deficiencies of the conventional knowledge, is the subject that the relevant industry is eager to research and develop.

The object of the present invention is to provide a linear slide rail set and a rotating mechanism, which can increase the bearing capacity and safely rotate and stop at a predetermined position while being able to displace on the linear slide rail.

According to the characteristics of the present invention, a rotatable linear slide rail mechanism includes: a linear slide rail group and a rotation mechanism, the linear slide rail group includes an axis, a support seat, and the support seat is arranged on the upper seat of the rotation mechanism Fixed, the rotating mechanism further includes an upper seat, a turntable, a base, a fixed seat and a positioning mechanism.

Preferably, the linear slide rail set is composed of at least one smooth axis and several support seats.

According to another feature of the present invention, the base of the rotating mechanism has an opening for placing the turntable to be arranged and fixed, and the inner edge of the opening has at least one curved groove, wherein several rolling elements are arranged horizontally between the base and the A gap is formed between the upper seats, and the feature is that the rolling elements can make the base and the upper seat in contact with it easy to rotate, and the bearing force of the upper seat can be evenly transmitted to the base, reducing the wear of the base and the upper seat and causing the rotation mechanism to fail Stuck, improve reliability.

According to another feature of the present invention, the base of the rotating mechanism and the turntable are arranged with a fixed seat between the base and the turntable to fix several rolling elements, wherein the rolling elements are vertically supported on both sides of the fixed seat. side for easy rotation.

Preferably, the material of the fixing seat can be a plastic part, and its characteristic is that the rotation resistance of the base and the turntable can be absorbed through the fixing seat.

According to another feature of the present invention, the base of the rotating mechanism and the turntable are designed to partially overlap, which is characterized in that the contact area between the turntable and the base is increased to prevent the rotating mechanism from sinking, instead of a single axis rotating under force. Uneven phenomenon and improve load carrying capacity.

According to another feature of the present invention, the turntable further has a positioning mechanism including an elastic member, a roller, a rotating shaft, a locking seat, and a sliding seat. It is characterized in that the sliding seat of the positioning mechanism is directly driven by the elastic member to move the roller The curved surface groove against the base is in the positioning state; when the positioning mechanism leaves the positioning state and is in a free state, since the sliding seat is still pressed against the curved surface of the base by the elastic force of the elastic member, it can also maintain a friction positioning.

Preferably, the turntable can rotate in one direction or in two directions.

1: Rotatable linear slide rail mechanism

2: Linear slide rail group

21: axis

22: Support seat

221: Mounting hole

3: Rotating mechanism

31: Upper seat

311: Mounting hole

312: Mounting hole

32: base

321: Mounting hole

322: surface groove

323: Mounting hole

324: sliding element

325: base plane

326: Base bottom surface

327: base opening

328: Inner edge of opening

329:Support feature

33: turntable

331: Mounting hole

332: Mounting hole

333: rolling elements

334: rolling element

335: Mounting hole

336: Mounting hole

337: Positioning mechanism

3371: sliding seat

3372: elastic parts

3373:Roller

3374: shaft

3375:Lock seat

3376: Mounting parts

3377: sliding parts

3378:Sliding feature

338: turntable groove

339: Balance Features

34: fixed seat

341: opening

342: Mounting hole

S1: free state

S2: Positioning state

h1: Base opening height

h2: Base opening height

h3: turntable height

R1: Turntable radius

R2: turntable radius

Fig. 1 is a diagram showing the appearance of the rotatable linear slide mechanism of the present invention.

Fig. 2 is an exploded view of the rotatable linear slide mechanism of the present invention.

Fig. 3a is a bottom view of the base of the rotatable linear slide rail mechanism of the present invention.

Fig. 3b is a cross-sectional view of the base of the rotatable linear slide rail mechanism of the present invention.

Fig. 3c is a top view of the base of the rotatable linear slide rail mechanism of the present invention.

Fig. 3d is an enlarged illustration of a partial view of the base of the rotatable linear slide rail mechanism of the present invention.

Figure 4a is a bottom view of the upper seat of the rotatable linear slide mechanism of the present invention

Fig. 4b is a bottom view showing the combination of the upper seat and the base of the rotatable linear slide mechanism of the present invention.

Fig. 4c is a cross-sectional view of the combination of the upper seat and the base of the rotatable linear slide mechanism of the present invention.

Fig. 4d is an enlarged partial view of the combined upper seat and base of the rotatable linear slide rail mechanism of the present invention.

Fig. 5a is a top view of the fixed seat of the rotatable linear slide rail mechanism of the present invention.

Fig. 5b is a top view showing the combination of the fixed seat and the turntable of the rotatable linear slide mechanism of the present invention.

Fig. 5c is a side view illustration of the combination of the fixed seat and the turntable of the rotatable linear slide mechanism of the present invention.

Fig. 5d is an enlarged partial view of the combination of the fixed seat and the turntable of the rotatable linear slide rail mechanism of the present invention.

Fig. 5e is an enlarged partial view of the turntable of the rotatable linear slide mechanism of the present invention.

Fig. 5f is an exploded view of the positioning mechanism of the rotatable linear slide mechanism of the present invention.

Fig. 6a is the first schematic diagram of the combination of the base and the positioning mechanism of the present invention.

Fig. 6b is the second schematic diagram of the combination of the base and the positioning mechanism of the present invention.

As shown in Figure 1~2. The present invention is a rotatable linear slide rail mechanism 1, comprising: a linear slide rail set 2 and a rotating mechanism 3, the linear slide rail set 2 includes An axis 21, a mounting hole 221 of a supporting seat 22 is arranged and fixed with a mounting hole 311 of the upper seat 31 of the rotating mechanism 3, and the rotating mechanism 3 further includes an upper seat 31, a base 32, a turntable 33, and a fixed seat 34 And a positioning mechanism 337 is arranged and fixed on a turntable 33, as shown in FIG. 5b.

As shown in Figures 3a to 3c, it is the base 32 of the rotating mechanism 3, the base 32 has a base bottom surface 326, a base opening 327 can be arranged and fixed with a turntable 33, and the contour of the inner edge 328 of the opening has at least one curved surface The groove 322 and the base plane 325 have at least one mounting hole 323 for horizontally placing a sliding element 324 .

The sliding element 324 is higher than the plane 325 of the base, wherein the sliding element 324 can turn vertically into a rotating feature of horizontal force, and a distance is maintained between the base and the upper seat.

Its feature is that the sliding element 324 can make the base 32 and the upper base 31 in contact with it easy to rotate, and transmit the bearing force of the upper base 31 to the base 32 evenly, reducing the wear of the base 32 and the upper base 31 and causing the rotation mechanism 3 to fail Stuck.

As shown in Figure 3d, the base 32 of the rotating mechanism 3 has a base opening 327 for placing the turntable 33, and the base opening 327 has two sections of height h1 and h2 for supporting the turntable 33 and the base 32 to be balanced and stressed, wherein , a plane 329 of the base 32 is a supporting feature.

It is characterized in that the base 32 of the rotating mechanism 3 and the turntable 33 are partially overlapped, which can increase the contact area between the turntable and the base and prevent the turntable from The subsidence phenomenon replaces the phenomenon of uneven force on the rotation of a single axis.

As shown in Figure 4a, it is a bottom view of the upper seat 31 of the rotating mechanism 3. The upper seat 31 has several mounting holes. The mounting holes 311 are arranged and fixed with the mounting holes 221 of the support base 22 of the linear slide rail group 2. The mounting holes 312 can be connected with the turntable. The installation hole 331 of 33 arranges and fixes.

As shown in Figure 4b to Figure 4c, it is a diagram showing the combination of the upper seat 31 and the base 32 of the rotating mechanism 3, wherein, as shown in Figure 4c, the cross-sectional view after the upper seat 31 and the base 32 are combined, the upper seat 31 and the base 32 can be seen They do not rub against each other directly, so that the force can be evenly transmitted to the base 32 .

As shown in FIG. 4 d , the upper base 31 and the base 32 of the rotating mechanism 3 are steered by the horizontally placed sliding element 324 , and a distance is maintained between the base and the upper base.

Its characteristic is that the sliding element 324 placed horizontally can make the base 32 and the upper base 31 in contact with it easy to rotate, and the bearing force of the upper base 31 is evenly transmitted to the base 32, wherein the sliding element 324 is characterized by rotation.

As shown in Figure 5a, the fixed seat 34 of the rotating mechanism 3 includes the fixed seat 34, the opening 341, and the installation hole 342. The installation hole 342 can place the rolling element 334 to maintain the distance between the rolling elements and absorb the rotation resistance. The material of the fixed seat It can be plastic or composite material.

As shown in Fig. 5b to Fig. 5d, it is an illustration after the fixed seat 34 of the rotating mechanism 3 is combined with the turntable 33. The fixed seat 34 is placed on the turntable 33 to hold the distance between the rolling elements 333 and 334. The turntable 33, the upper mounting hole 331 can be arranged and fixed with the mounting hole 312 of the upper seat 31, and the rotating disk 33 has at least one groove 338 to fix the positioning Mechanism 337, the turntable 33 has two turntable radii R1 and R2, wherein the turntable radius R1 is greater than the turntable radius R2,

The height h3 of the turntable radius R1 of the turntable 33 is lower than the height h2 of the base opening of the base 32, wherein the balance feature 339 is a contour surface of the turntable radius R2 of the turntable 33, and is used to resist unilateral deflection force. .

As shown in Figure 5e, it is an enlarged partial view of the groove 338 of the turntable 33, the mounting hole 335 can place the rolling element 333 and the mounting hole 336 can place the rolling element 334, and the groove 338 can place the positioning Mechanism 337, the mounting hole 332 is the mounting part 3376 to fix the locking seat 3375 of the positioning mechanism 337, wherein the balance feature 339 is a profile surface of the turntable to resist unilateral deflection.

As shown in Figure 5f, it is an exploded perspective view of the positioning mechanism 337 of the present invention. The mechanism includes a sliding seat 3371, an elastic member 3372, a roller 3373, a rotating shaft 3374, a locking seat 3375, a mounting member 3376, and a sliding member 3377. Among them, Sliding feature 3378 is a flat surface of the sliding seat.

As shown in Figure 6a, it is a schematic illustration of the combination of the base and the positioning mechanism of the present invention. Turning the turntable 33 can make the positioning mechanism 337 rotate along the contour of the opening inner edge 328 of the base 32. At this time, the positioning mechanism 337 is in a free position. state S1;

As shown in Figure 6b, when the positioning mechanism 337 continues to rotate along the inner edge 328 of the opening of the base 32, the positioning mechanism 337 can slide into a curved groove 322 to form a positioning state S2, wherein one side of the curved groove 322 has an automatic Sliding function, such as sliding in from another direction can also slide into the curved surface groove 322, not limited to one-way screwing into the curved surface concave Inside the groove 322. If the turntable 33 is rotated to disengage the positioning mechanism 337 from the curved groove 322, the positioning mechanism 337 can return to the free state S1.

In the positioning mechanism 337, the sliding seat 3371 is driven by the elastic member 3372, and the roller 3373 is directly pressed against the inner edge 328 of the opening of the base 32. When in a free state, the sliding seat can clearly maintain a sense of friction, wherein the positioning One plane of the mechanism 337 has a sliding feature 3378 .

1: Rotatable linear slide rail mechanism

2: Linear slide rail group

3: Rotating mechanism

Claims (9)

A rotatable linear slide rail mechanism, which includes a linear slide rail group and a rotary mechanism, the rotary mechanism includes a turntable, a base, an upper seat, and a fixed seat, the rotary mechanism can act simultaneously and move on the linear slide rail , the turntable has several installation holes and at least one rolling element and at least one positioning mechanism, and the positioning mechanism has at least one sliding seat, a locking seat, at least one elastic member and a roller, wherein the positioning mechanism is telescopically movable fixed on the turntable. According to the rotatable linear slide rail mechanism described in claim 1, the linear slide rail set has at least one support base fixed to the rotary mechanism. According to the rotatable linear slide rail mechanism described in claim 1, the turntable has several rolling elements with mounting holes, wherein the rolling elements are arranged vertically, and wherein a profile surface of the turntable has balance characteristics. According to the rotatable linear slide rail mechanism described in claim 1, the fixed seat of the rotary mechanism is used to hold the distance between rolling elements and absorb rotation resistance, wherein the material of the fixed seat can be plastic or composite material. According to the rotatable linear slide mechanism described in claim 4, the fixing seat has at least one opening corresponding to the positioning mechanism. According to the rotatable linear slide mechanism described in Claim 1, the base of the rotating mechanism has an opening for placing the turntable, and the inner edge of the opening has at least one curved surface profile, wherein the base partially overlaps with the turntable. As for the rotatable linear slide mechanism described in claim 6, the base opening has two heights h1 and h2, and one plane of the base has support features, wherein the other plane of the base has several mounting holes and at least A sliding element having rotational features in a horizontal arrangement. According to the rotatable linear slide rail mechanism described in claim 1, the upper seat of the rotary mechanism has several mounting holes, which can be arranged and fixed on the support seat of the linear slide rail group, wherein the upper seat can be rectangular or circular. According to the rotatable linear slide rail mechanism described in claim 1, the sliding seat and the roller of the positioning mechanism are arranged and fixed with at least one sliding member and a rotating shaft, wherein one plane of the sliding seat is a sliding feature.

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