CN209743390U

CN209743390U - Slide rail device

Info

Publication number: CN209743390U
Application number: CN201920287000.2U
Authority: CN
Inventors: 沈瑞业; 沈波
Original assignee: Shanghai Arex Electronics Co ltd
Current assignee: Shanghai Arex Electronics Co ltd
Priority date: 2019-03-06
Filing date: 2019-03-06
Publication date: 2019-12-06
Anticipated expiration: 2029-03-06

Abstract

The utility model relates to a slide rail device, which comprises a fixed seat and a slide block, wherein the fixed seat comprises a pair of slide rails which are oppositely arranged, and the slide block is connected with the slide rails in a sliding way; the sliding block comprises a main sliding block, a first sliding block, a second sliding block, an elastic part and a baffle, the baffle and the main sliding block are both connected with the sliding rail in a sliding manner, one side of the main sliding block, which faces the baffle, is provided with an extending part extending along the direction of the sliding rail, and the end surface of the extending part is connected with the baffle; the first sliding block and the second sliding block are respectively positioned between the side surface of the extending part and the adjacent sliding rail, and the first sliding block and the second sliding block are respectively connected with the side surface of the extending part in a sliding manner; the elastic pieces are respectively positioned on two sides of the extending part, one end of each elastic piece is connected with the main sliding block, and the other end of each elastic piece is respectively abutted against the end faces, far away from the baffle, of the first sliding block and the second sliding block; the slide rail device of the utility model can overcome the condition of different sliding thrust from top to bottom, and realize smooth sliding; in addition, friction force between the main sliding block and the sliding rail is beneficial to realizing the self-locking function.

Description

Slide rail device

Technical Field

The utility model relates to the technical field of machinary, especially, relate to a be applied to automatic support, arm technical field's slide rail device.

Background

The sliding standard of the sliding rail is smooth sliding and small or zero sliding resistance. In addition, for better use effect, the slide rail can be stably stopped at any position in the sliding range.

at present, the track of the sliding rail of the support or the arm in the automation field usually adopts a bearing structure or a sliding block sliding structure. The two-way resistance of the sliding rail of the two structures to advance and retreat is the same, and when the bearing object on the sliding rail moves up and down in the direction vertical to the ground, the self gravity action of the bearing object and the resistance of the sliding rail exist at the same time and act together. At this time, the thrust required for the sliding of the slide rail bearing object up and down is different due to the reasons that the bearing object has constant downward gravity and the sliding rail has the same bidirectional resistance in the same direction. This causes the bad feeling of pushing the load not smooth and the feeling of heavy top and light bottom, which further affects the using feeling of the slide rail.

In addition, these sliding rail structures do not have self-locking function, and can not satisfy the requirement that the bearing object reliably stops at any position. In order to achieve the self-locking purpose, other self-locking structures or operation actions must be added to the sliding rail structures. Therefore, the complexity of the slide rail structure and the operation difficulty of a user are increased, and more importantly, the problems of poor in-time parking effect and the like can also exist. Therefore, it is desirable to provide a slide rail device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned problem, provide a slide rail device that two-way sliding resistance is different.

In order to achieve the above object, the slide rail device of the present invention employs the following technical solution.

The utility model provides a slide rail device, has a fixing base, the fixing base sets up on a fixed position and including a pair of slide rail of relative setting, its characterized in that, slide rail device still includes a slider, the slider both sides respectively with slide rail sliding connection, wherein, the slider includes: the baffle is connected with the sliding rail in a sliding manner; the main sliding block is connected with the sliding rail in a sliding mode, one side, opposite to the baffle plate, of the main sliding block is provided with an extending portion extending along the direction of the sliding rail, and the end face, far away from the end, of the extending portion is connected with the baffle plate; the first sliding block and the second sliding block are respectively arranged between two side edges of the extension part and the adjacent sliding rails, and the first sliding block and the second sliding block are respectively connected with two side edges of the extension part in a sliding manner; the two elastic pieces are respectively arranged on two sides of the extending portion, one end of each elastic piece is connected with the main sliding block, and the other end of each elastic piece can be respectively abutted to the first sliding block or the second sliding block.

Further, the slide rail device further comprises a bearing piece, and the bearing piece is connected with the main slide block to bear the goods and slide along the slide rail.

Further, hold carrier and include the link and hold the dish, the link with main slider is connected, it passes through to hold the dish the link with main slider is even as an organic whole.

Furthermore, one side of the extending part close to the baffle is trapezoidal, and the first sliding block and the second sliding block are wedge-shaped sliding blocks matched with the trapezoidal inclined edges respectively.

Furthermore, two side edges of the extension part are respectively connected with the first sliding block and the second sliding block in a sliding mode through T-shaped groove structures.

Furthermore, a first protrusion and a second protrusion facing the direction of the baffle are respectively arranged on two sides of the extending part of the main sliding block.

Further, the elastic part is a spring, and one end of the spring is sleeved on the outer surfaces of the first protrusion and the second protrusion.

Furthermore, a first groove and a second groove are respectively formed in the end faces of the first sliding block and the second sliding block, which are far away from one side of the baffle plate, and the first groove and the second groove can contain the other end of the spring.

further, the main slider and the baffle are integrally formed components.

The utility model has the advantages that the slide rail device overcomes the condition of different upper and lower thrusts caused by the dead weight of the bearing object through the sliding connection of the main slide block, the first slide block and the second slide block, realizes smooth sliding and improves the use hand feeling; the slide rail device of the utility model can adjust the friction force between the main slide block and the slide rail through the slope sliding of the first slide block and the second slide block, thereby realizing the stop and self-locking of the load-bearing object; slide rail device is balanced effectual, reasonable in design practicality, safe and reliable and adjust the convenience from top to bottom.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a front view of the slide rail device of the present invention.

Fig. 2 is a right side view of the slide rail device of the present invention.

Fig. 3 is a cross-sectional view of fig. 1.

Fig. 4 is an enlarged view of a portion of fig. 3.

Fig. 5 is a cross-sectional view of fig. 2.

Fig. 6 is a schematic structural view of the carrier.

The numbers in the figures are respectively:

1. A fixed seat; 11. A slide rail;

12. A base plate; 2. A slider;

21. A main slider; 211 an extension;

212. A first protrusion; 213. A second protrusion;

22. A first slider; 221. A first groove;

23. A second slider; 231. A second groove;

24. A baffle plate; 25. An elastic member;

3. A carrier; 31. A connecting end;

32. a carrier tray.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

as shown in fig. 1, fig. 2 and fig. 3, the present embodiment provides a slide rail device, which includes a fixing base 1, a sliding block 2 and a supporting member 3.

As shown in fig. 1, the fixing base 1 is disposed at a fixed position and includes a pair of opposite sliding rails 11. The fixing base 1 is disposed at a fixed position, that is, the fixing base 1 is fixedly disposed at a certain position or fixedly connected with a certain fixing device. In this embodiment, the fixing base 1 includes a bottom plate 12 vertically disposed, the bottom plate 12 includes a pair of vertically opposite sides, and the sides are respectively bent to the same side of the bottom plate 12 to form a pair of chutes oppositely disposed, that is, the sliding rail 11.

As shown in fig. 1 and 3, the sliding block 2 is slidably connected to the sliding rail 11. Wherein, the slider 2 comprises a main slider 21, a first slider 22, a second slider 23, a baffle 24 and an elastic member 25.

The structure of the main slider 21 is described in detail below with reference to fig. 4.

As shown in fig. 3 and 4, one side of the main slider 21 has an extension 211 extending along the direction of the slide rail 11, and an end surface of the extension 211, which is far from the end, is connected to the baffle 24. In this embodiment, a first protrusion 212 and a second protrusion 213 are further disposed on a side of the main slider 21 facing the baffle 24, and the first protrusion 212 and the second protrusion 213 are respectively disposed on two sides of the extending portion 211. One end of the extending part 211 close to the baffle plate 24 is trapezoidal, and the width of the trapezoid is gradually reduced. In addition, two side edges of the extending portion 211 are respectively provided with a T-shaped groove structure near one end of the baffle 24. In a specific implementation, the main slider 21 and the baffle 24 may be integrally formed.

As shown in fig. 3 and 4, the first slider 22 and the second slider 23 are respectively disposed between two side surfaces of the extending portion 211 and the adjacent slide rail 11, and the first slider 22 and the second slider 23 are respectively connected with the side edges of the extending portion 211 in a sliding manner. In this embodiment, the first slider 22 and the second slider 23 are respectively wedge-shaped sliders which are matched with the side surface of the extension portion 211 in shape, and the first slider 22 and the second slider 23 are respectively connected with the extension portion 211 in a sliding manner through the T-shaped groove structure.

With continued reference to fig. 3 and 4, the baffle 24 is slidably connected to the slide rail 11, and the baffle 24 is connected to an end surface of the extending portion 211 close to the baffle 24. The baffle 24 can prevent the main slider 21 from separating from the slide rail 11, and at the same time, can prevent the first slider 22 and the second slider 23 from separating from the main slider 21.

please refer to fig. 3 and fig. 4 again. The elastic pieces 25 are respectively arranged on two sides of the extending portion 211, one end of each elastic piece 25 is connected with the main slider 21, and the other end of each elastic piece 25 is respectively abutted to the end faces of the first slider 22 and the second slider 23 far away from the baffle 24. In this embodiment, the elastic member 25 is a spring, and one end of the spring is respectively sleeved on the outer surfaces of the first protrusion 212 and the second protrusion 213; meanwhile, the end surfaces of the first slider 22 and the second slider 23 on the sides far away from the baffle 24 are respectively provided with a first groove 221 and a second groove 231, and the first groove 221 and the second groove 231 can respectively accommodate the other ends of the corresponding springs.

as shown in fig. 1 and fig. 2, the slide rail device further includes a bearing member 3, and the bearing member 3 is connected to the main sliding block 21 to drive the article to slide back and forth along the extending direction of the slide rail 11.

As shown in fig. 6, the carrier 3 includes a connecting end 31 and a carrier tray 32, wherein the connecting end 31 and the main sliding block 21 are detachably or fixedly connected. The bearing plate 32 is connected with the main slider 21 into a whole through the connecting end 31, so that the object on the bearing plate 31 can be driven to slide along with the main slider 21.

the utility model relates to a working principle of an embodiment of a slide rail device:

When the bearing piece 3 is pushed to move upwards along the slide rail 11, the first slider 22 and the second slider 23 respectively slide upwards along the slide rail 11 under the actions of the self weight of the first slider, the pulling force of the elastic piece 25 and the supporting force of the baffle 24, at this time, the first slider 22 and the second slider 23 are respectively separated from the inner wall of the slide rail 11, the friction force between the main slider 21 and the fixed seat 1 is minimum, and smooth upwards sliding is realized.

when the pushing bearing part 3 moves downwards along the slide rail 11, the first slide block 22 and the second slide block 23 respectively slide in a slope relative to the main slide block 21 under the action of the self weight of the first slide block and the extrusion force of the elastic part 25, and then the first slide block 22 and the second slide block 23 are respectively pressed against the adjacent slide rail 11; meanwhile, the first slider 22 and the second slider 23 generate an extrusion force on the main slider 21, so that friction force between the main slider 21 and the fixing base 1 is increased, and the dead weight of the bearing member 3 and articles thereon is offset, thereby realizing smooth downward sliding.

the foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a slide rail device, has a fixing base, the fixing base sets up on a fixed position and including a pair of slide rail of relative setting, its characterized in that, slide rail device still includes a slider, the slider both sides respectively with slide rail sliding connection, wherein, the slider includes:

The baffle is connected with the sliding rail in a sliding manner;

The main sliding block is connected with the sliding rail in a sliding mode, one side, opposite to the baffle plate, of the main sliding block is provided with an extending portion extending along the direction of the sliding rail, and the end face, far away from the end, of the extending portion is connected with the baffle plate;

the first sliding block and the second sliding block are respectively arranged between two side edges of the extension part and the adjacent sliding rails, and the first sliding block and the second sliding block are respectively connected with two side edges of the extension part in a sliding manner;

The two elastic pieces are respectively arranged on two sides of the extending portion, one end of each elastic piece is connected with the main sliding block, and the other end of each elastic piece can be respectively abutted to the first sliding block or the second sliding block.

2. the slide rail apparatus according to claim 1, further comprising a bearing member connected to the main slider for bearing the cargo to slide along the slide rail.

3. the slide rail device according to claim 2, wherein the carrier includes a connecting end and a carrier disc, the connecting end is connected to the main slider, and the carrier disc is connected to the main slider through the connecting end.

4. The slide rail device according to claim 1, wherein the extension portion has a trapezoidal shape on a side thereof adjacent to the baffle, and the first slider and the second slider are wedge-shaped sliders respectively engaged with oblique sides of the trapezoidal shape.

5. The slide rail device according to claim 1, wherein two side edges of the extension portion are slidably connected to the first slider and the second slider through T-shaped groove structures, respectively.

6. The slide rail device according to claim 1, wherein a first protrusion and a second protrusion facing the baffle are respectively disposed on two sides of the extension portion of the main slider.

7. The slide rail device according to claim 6, wherein the elastic member is a spring, and one end of the spring is sleeved on the outer surfaces of the first protrusion and the second protrusion.

8. the slide rail device according to claim 7, wherein the first and second sliding blocks have a first and second groove on their end surfaces facing away from the baffle, respectively, and the first and second grooves can receive the other end of the spring.

9. the slide rail apparatus of claim 1 wherein the main slide and the fence are integrally formed components.