TWI677304B - Hidden slide - Google Patents

Abstract

A hidden slideway includes a first track, a second track, a sliding member, and a ball group. The first track and the second track are both long rectangular frames with a slightly rectangular cross section, and a first section and a second section are respectively opened along the extending direction of the first track and the second track. Section, the slide is formed by two identically formed two slides in a back-to-back manner, and each slide is made by metal stamping. The slide and the ball group are respectively arranged in the first After a track and the second track, a first sliding space and a second sliding space can be formed. The sliding member and the ball group can make the first track and the second track relatively slide. . Because this creative system uses the two sliding blades arranged symmetrically for welding and bonding to greatly reduce the manufacturing cost, increase the use intensity, and improve the stability and service life during use.

Description

   Hidden slide   

The creation belongs to the field of slide rail equipment pulled by auxiliary appliances, and particularly relates to a hidden slide rail that takes into account manufacturing cost and strength, thereby improving the stability and service life during use.

Press, drawers or cabinets used to store storage appliances are often seen in daily life. In order to facilitate use and increase the smooth feel during use, pull-out slide rail structures are often provided between the drawer and the body. These slide rails The structure can be divided into two types: side-mounted slide rails and bottom-mounted slide rails. The bottom-mounted slide rails are not exposed on the two sides of the drawer after installation, so they are also called hidden slide rails.

At present, most hidden slide rails are composed of an upper rail piece, a lower rail piece, and a sliding piece, wherein the upper rail piece is fixed on a drawer, and the lower rail piece is fixed on the body. The sliding member causes the upper rail member to relatively slide with respect to the lower rail member, so as to achieve a movement mode of pulling the drawer relative to the body. A new type of concealed slide rail structure based on the new patent M393228 of the Republic of China is disclosed. In the sliding space, an inner wall is provided on the inner side of the lower rail member, and the inner wall is convexly provided with an auxiliary curved wall to one side of the sliding space direction; a sliding device includes a plurality of embedded in the upper rail member and the Upper slide part and slide part of the lower rail part; a ball group is provided between the lower track part and the slide part, the ball group includes a first ball on the lower outer side, a lower inner part The second ball on the side and the third ball on the top, the auxiliary curved wall is higher than the third ball; in this way, the slide rail of the drawer (cabinet) can be prevented from deforming and has better stability. Strictly speaking, the sliding device is formed by bending a metal plate through a processing machine. The upper sliding portion and the sliding portion of the sliding device. Because of a support section formed between the upper sliding portion and the sliding portion, The sliding device is mainly used to support the main source of supporting force when sliding. Although the top part of the sliding portion extends and abuts against the supporting section, it will be generated here due to the overall force due to the opening direction. The phenomenon of stress concentration, which easily affects the support effect during use, that is, the service life and smoothness during sliding. Therefore, for example, the Republic of China Invention Patent Publication No. 201620420 "Method for manufacturing sliding unit of hidden slide rail and In the case of "Structure", in order to solve this problem, the sliding unit is made of a long plate-shaped substrate through steps of preliminary molding, pressure bending and roll forming, and then undergoes preliminary molding and pressing. Bending allows the base material to form a prototype, and then the base material is formed into a sliding unit through rolling forming, and the sliding unit has a squeezing and concentrating effect by rolling forming. This increases the overall structural density of the sliding unit, thereby enhancing the structural strength, which not only avoids the doubt of deformation of the sliding unit during use, ensures the smoothness and operating quality of the hidden slide rail drawing, and has a better service life. On the other hand, it can also effectively reduce manufacturing costs and have economic benefits, but in fact, it still has the same problem as the previous case, that is, the edge parts that are bent are located on the support parts, which cannot effectively improve its load capacity and service life. . Therefore, how to improve the missing problems of the conventional hidden slide rail structure should be an important direction for the industry to work hard to overcome.

For this reason, the creator has developed a sliding member with lower manufacturing cost and better strength in view of the structural design of the sliding devices or sliding units of the various hidden sliding rails described above, so as to make the hidden sliding rails Improved overall strength, more stable when used, Life is longer.

In view of this, one of the goals of this creation is to provide a hidden slide rail, one of which is a two-piece sliding piece combined by welding to reduce the manufacturing cost and increase the use intensity in order to achieve Improves the stability and service life during use.

In order to achieve the above purpose, the hidden slide rail system of this creation includes: a first track, which is a long rectangular frame with a slightly rectangular cross section, and is arranged along one of the sides of the first track along its extension direction There is a first section, and the four corners of the first track are curved surfaces. A second track, which is similar to the first track, is a rectangular frame with a slightly rectangular cross section. One side of the two tracks is provided with a second section along its extension direction, and the four corners of the second track are designed with curved surfaces; a sliding member, which is composed of two slides of the same shape It is integrated in a back-to-back manner, and each sliding piece is made by metal stamping. A first convex portion and a second convex portion are respectively provided at two ends of each sliding piece, and the first convex portion is provided on the first convex portion. A connection section is provided between the second convex portion and the second convex portion. When assembled, the two first convex portions of the slider are located in the first rail to form four parallel first sliding spaces. Two second protrusions are located in the second track to form four parallel second slides And a ball group, the ball group is composed of a plurality of balls and a ball frame, and the balls are slidably disposed on the ball frame, respectively, the ball group is located in the first sliding space and the In the second sliding space, the first track and the second track are relatively moved.

In one embodiment, the two sliding blades are combined by welding to completely combine the two into one. In addition, the first convex portion and the second convex portion are both designed with a central bulge formed by two opposite curved surfaces, and the corners of the first track and the second track are curved. The curved surfaces and the curvature of the curved surfaces correspond to the circular diameter of the balls, so that the balls can move smoothly in the first sliding space and the second sliding space. Furthermore, the creation further includes a first stopper corresponding to the ball group and the slider at the openings at the two ends of the first track, and corresponding to the ball group and the sliding at the openings at the two ends of the second track, respectively. A second stopper is provided to prevent the ball group and the sliding member from falling off during use.

In addition, in order to make the concealed slide rail of this creation more convenient for various occasions, a fixed frame is provided on the outer surface of the second rail for connection to other devices or equipment. It should be noted that the first track and the second track of this creation are for stability and smoothness when sliding, and the first section is located in the center of the first track and the second section is located in the The center of the second track to ensure its center of gravity when sliding.

1‧‧‧Hidden slide

11‧‧‧ first track

111‧‧‧first cut

112‧‧‧First stop

12‧‧‧ second track

121‧‧‧Second Section

122‧‧‧Second stop

13‧‧‧ Slider

131‧‧‧ Slide

1311‧‧‧First convex

13111‧‧‧First sliding space

1312‧‧‧Second convex part

13121‧‧‧Second glide space

1313‧‧‧connection

14‧‧‧ball set

141‧‧‧ball

142‧‧‧ball rack

15‧‧‧ fixed frame

FIG. 1 is an exploded perspective view of a preferred embodiment of the present invention.

FIG. 2 is a three-dimensional appearance view of the assembled preferred embodiment of the present invention.

Figure 3 is a side view of the assembled preferred embodiment after assembly.

In order to make your reviewers understand the content of this creation clearly, please only use the following description with drawings, please refer to it.

Please refer to Figures 1, 2, and 3, which are exploded perspective views of the preferred embodiment of the present invention, as well as the assembled perspective appearance and side views. As shown in the figure, the hidden slide rail 1 of this creation includes a first track 11, a second track 12, a slider 13 and a ball group 14.

Wherein, the first track 11 is made by bending a metal plate, and the first track 11 is a rectangular frame with a slightly rectangular cross section, and extends along one side of the first track 11. A first section 111 is formed in the direction, and the four corners of the first track 111 are curved surfaces. It should be noted that the first section 111 of this creation is located in the center of the first track 11 The part, when installed, the first section 111 is provided downward.

The second track 12 is similar to the first track 11 bent from a metal plate to form a rectangular frame with a slightly rectangular cross section, and is cut along one of the sides of the second track 12 along the extending direction. A second slit 121 is provided. The four corners of the second rail 12 are curved surfaces. The second slit 121 is also located at the center of the second rail 12. When installed, the second slit 121 is disposed upward and is opposite to the first slit 111.

The sliding member 13 is formed by two identically formed two sliding pieces 131 in a back-to-back manner, and the two are integrated into one by welding edges. Each of the sliding pieces 131 is made by metal stamping. A sliding piece 131 is provided with a first convex portion 1311 and a second convex portion 1312 at the two ends, and a connecting section 1313 is provided between the first convex portion 1311 and the second convex portion 1312. During assembly, the slide The two first convex portions 1311 of the member 13 are located in the first rail 11 to form four first sliding spaces 13111 arranged in parallel. The two second convex portions 1312 of the slider are located in the second rail 12 and Four parallel sliding spaces 13121 are formed.

The ball group 14 is composed of a plurality of balls 141 and a ball frame 142. The surface of the ball frame 142 is provided with a plurality of perforations corresponding to the balls 141, so that the balls 141 are slidably disposed on each of the perforations of the ball frame 142. Inside, and the ball frame 142 corresponds to the first sliding space 13111 and the second sliding space 13121 respectively to form four sliding surfaces, so as to place the ball group on the first track 11 and the first When the two tracks 12 are inside, the first track 11 and the second track 12 are caused to slide relative to each other using the lubrication effect when the ball group 14 slides on the surface of the slider 13. It should be noted that both the first convex portion 1311 and the second convex portion 1312 are It is designed with a central bulge composed of two opposite curved surfaces, and the curved surfaces of the corners of the first track 11 and the second track 12 and the curvature of the curved surfaces correspond to those of the balls 141. A circular diameter, so that the balls 141 fit into the first sliding space 13111 and the second sliding space 13121. The ball group is composed of a plurality of balls, and the balls are slidably disposed on the ball frame, respectively. The ball group is located in the first sliding space and the second sliding space, so that the first The track is relatively slipped with the second track.

In addition, this creation is provided with a first stopper 112 corresponding to the ball group 14 and the sliding member 13 at the opening of the first track 11, and corresponding to the ball group 14 and the sliding at the opening of the second track 12. The component 13 is provided with a second stopper 122 to prevent the ball group 14 and the sliding member 13 from falling off when the first track 11 and the second track 12 are relatively slid.

For the convenience of assembly, the concealed slide rail 1 of the present creation further has a fixing frame 15 which is fixed on the outer surface of the second rail 12 by welding to connect with the cabinet body. After actual testing of this creation, it is found that when the two sliding plates 131 are combined and opened to face the two relatively far sides, the support effect they can bring is far more than 25% more than the original structural design of the opening on the central side. Therefore, its strength Obtaining effective reinforcement naturally can effectively improve the stability and service life during use. However, when the first rail 11 and the second rail 12 are sliding, since the first convex portions 1311 and the second convex portions 1312 both form four sliding spaces, the The force is distributed to each of the balls, so it can reduce the pressure on the balls 141 during friction, effectively reduce their abrasion, and also help to increase the service life.

However, the above are only the preferred embodiments of this creation, and are not intended to limit the scope of implementation of this creation. Therefore, those who have ordinary knowledge in the technical field or are familiar with this technology make equivalent or easy Changers, without departing from the spirit and scope of this creation All equal changes and modifications shall be covered by the scope of the patent for this creation.

Claims (6)

A concealed slide rail includes: a first track, which is a rectangular frame with a slightly rectangular cross section, and a first section is provided along a direction of extension of one side of the first track; The four corners of the first track are designed with curved surfaces; a second track, which is similar to the first track, is a long rectangular frame with a slightly rectangular cross section, and runs along one side of the second track. A second section is formed along the extending direction of the second track. The four corners of the second track are designed with curved surfaces. A slider is formed by two identically formed two slides in a back-to-back manner. And each sliding piece is made by metal stamping, a first convex portion and a second convex portion are respectively provided at two ends of each sliding piece, and the first convex portion and the second convex portion There is a connecting section between them; when assembled, the two first protrusions of the slider are located in the first track to form four parallel first sliding spaces, and the two second protrusions of the slider are located Four parallel sliding spaces are formed in the second track; and a ball group The ball group is composed of a plurality of balls and a ball frame, and the balls are slidably disposed on the ball frame, respectively. The ball group is located in the first sliding space and the second sliding space. Relative slip between the first track and the second track. The concealed slide rail described in item 1 of the scope of patent application, wherein the two slide plates are combined by welding. The concealed slide rail according to item 1 of the scope of patent application, wherein the first convex portion and the second convex portion are both designed with a central bulge structure composed of two opposite curved surfaces, and the first rail And the curved surface of each corner of the second track, and the curvature of the curved surfaces correspond to the circular diameter of the balls. The concealed slide rail according to item 1 of the scope of the patent application, wherein a first stop portion is provided at the opening of the first rail corresponding to the ball group and the sliding member, and a ball is provided at the opening of the second rail. The block and the sliding member are provided with a second stopper to prevent the ball group and the sliding member from falling off during use. According to the concealed slide rail described in item 1 of the scope of patent application, there is even a fixed frame fixed on the outer surface of the second rail. The concealed slide rail according to item 1 of the scope of patent application, wherein the first section is located at the center of the first track, and the second section is located at the center of the second track.