CN203906559U - Linear sliding rail and end cover module thereof - Google Patents

Abstract

Linear slide rails and end cap modules therefor are disclosed. An end cover module of a linear sliding rail comprises an end cover and an elastic sheet. The end cap comprises a substrate, a ring side plate extending from the substrate along the extending direction, and two first side positioning columns. The inner edge of the substrate is provided with two opposite first protruding sections, and the two first side positioning columns are respectively formed by extending integrally from the orthographic projections of the two first protruding sections on the substrate part of the adjacent outer side edge. The elastic sheet is provided with two first side positioning holes, the two first side positioning holes of the elastic sheet are respectively sleeved on the two first side positioning columns of the end cover, and the elastic sheet is arranged on the substrate. Therefore, the utility model discloses a cooperation of the first side reference column of end cover and the first side locating hole of flexure strip enables the flexure strip and is fixed a position steadily and the flexure strip inner edge can receive the support of first side reference column. Furthermore, the utility model discloses another provide a linear slide rail.

Description

Linear slides and their end cap modules

technical field

The utility model relates to a slide rail, in particular to a linear slide rail and an end cover module thereof.

Background technique

Due to the continuous development and improvement of precision feed systems, linear transmission technology and its products have become the most important part of many precision machinery, and various linear mechanism products have been widely used in human life, processing plants and high-tech equipment , such as: linear slide rail; although the linear mechanism technology is developing very rapidly, consumers still need to continuously improve the technology, so there are many problems to be solved, and the related technology industries are also actively researching and developing to effectively improve the linearity. Various new technology programs of the institution.

The linear slide rail mainly includes a strip-shaped track, a slider that slides on the track, and the slider is provided with a rolling surface relative to the track, a rolling element between the track and the slider, so that The circulation module that the rolling element can circulate infinitely and the two-end cover module installed at both ends of the slider. Wherein, the end cover module includes an end cover and a plurality of metal sheets and a plurality of oil-absorbing elastic sheets accommodated in the end cover, and the metal sheets and the oil-absorbing elastic sheets are stacked and placed in the end cover in a staggered manner.

However, there is still room for improvement in the positioning effect between the oil-absorbing elastic sheet and the end cover of the existing end cover module, and when the oil-absorbing elastic sheet is pressed against the track, it cannot be supported by the end cover.

Therefore, the inventor of the present utility model feels that the above-mentioned shortcomings can be improved, so he specially concentrates on research and cooperates with the application of theories, and finally proposes a utility model with reasonable design and effective improvement of the above-mentioned shortcomings.

Utility model content

The embodiment of the utility model is to provide a linear slide rail and its end cover module, which can effectively improve the problems caused by the existing end cover module.

The embodiment of the utility model provides a linear slide rail, comprising: a track, a slider module and two end cover modules, the track is elongated and a rolling groove is formed on opposite sides; the slider module Slidably sleeved on the track; two end cover modules are respectively installed on both ends of the slider module and slidably sleeved on the track, each end cover module includes: an end cover and a The oil absorbing unit, the end cover includes: a base plate, a ring side plate and two first side positioning columns, the base plate is U-shaped and has a U-shaped plate outer edge, which is opposite to the outer edge of the plate and is in the U-shaped inner edge of a plate and two end edges connected to the outer edge of the plate and the inner edge of the plate; wherein, the outer edge of the plate defines an outer bottom edge and two ends connected to the two ends of the outer bottom edge The outer edge, the inner edge of the plate defines an inner bottom edge and two inner edges connected to the two ends of the inner bottom edge, each inner edge is provided with a first protruding section away from the inner bottom edge, the two The first protruding sections are respectively arranged in the space surrounded by the two rolling grooves of the track, and a gap is formed between the two first protruding sections and the two rolling grooves opposite to each other; the ring side The plate is integrally extended from the outer edge of the base plate and the end edges of the two plates along a direction perpendicular to the extension of the base plate; the two first side positioning columns are respectively orthographically projected from the two first protruding sections The base plate part of the adjacent outer edge is integrally extended along the extension direction, and the two first side positioning columns are located outside the space surrounded by the two rolling grooves; At least one elastic sheet of the type, the elastic sheet is formed with two first side positioning holes, and the elastic sheet has a U-shaped outer edge, and a U-shaped inner edge opposite to the outer edge of the sheet and the two end edges connected to the outer edge of the sheet and the inner edge of the sheet; wherein, the two first side positioning holes of the elastic sheet are respectively sleeved on the two first side positioning posts of the end cover, and the The elastic piece is arranged on the base plate, and the inner edge of the elastic piece presses against the rolling groove of the track.

According to an embodiment of the present invention, in each end cover module, each inner edge of the base plate is provided with a second protruding section connected to the inner bottom edge, and the end cover has two second protrusions. Two side positioning posts, and the two second side positioning posts are formed by integrally extending along the extending direction from the two second protruding sections of the substrate respectively orthographically projecting on the substrate portion of the adjacent outer edge of the substrate , the elastic sheet is formed with two second side positioning holes, and the two second side positioning holes of the elastic sheet are respectively sleeved on the two second side positioning columns of the end cap.

According to another embodiment, in each end cover module, each first protruding section has an inclined section, and each inner edge of the base plate is provided with a A connecting segment of the segment, and the first protruding segment and the inclined segment are symmetrical to the connecting segment.

According to another embodiment, in each end cover module, the inner edge of each elastic piece is provided with two first arc segments, and the two first arc segments correspond to the two inclined section, the extension line of each first circular arc segment defines a cylindrical first cylindrical block, and at least partial areas of the two first side positioning holes are respectively formed in the two first circular arc segments Within the two first cylindrical blocks defined.

According to another embodiment, in each end cover module, the inner edge of each elastic piece is provided with two second arc segments, and the two second arc segments correspond to the two second arc segments respectively. Two protruding segments, the extension line of each second arc segment defines a second cylindrical block in the shape of a cylinder, and at least part of the two second side positioning holes are respectively formed in the two second circles within the two second cylindrical blocks defined by the arc segment.

According to another embodiment, in each end cover module, the end cover has at least one bottom positioning post, and the bottom positioning post is orthographically projected from the inner bottom edge of the substrate to the outer bottom edge of the adjacent substrate The base plate is integrally extended along the extension direction, the elastic sheet is formed with at least one bottom positioning hole, and the bottom positioning holes of the elastic sheet are respectively sleeved on the bottom positioning posts of the end cap.

According to another embodiment, in each end cap module, the inner bottom edge of the end cap defines a perpendicular, and the configuration of the end cap modules is symmetrical to the perpendicular.

According to another embodiment, in each end cover module, the number of elastic sheets of the oil absorbing unit is multiple, and the plurality of elastic sheets have the same structure as each other, and the plurality of elastic sheets are stacked on the On the base plate of the end cover, and the height of the plurality of stacked elastic sheets compared with the base plate is not greater than the height of the ring side plate of the end cover compared with the base plate.

The embodiment of the utility model further provides an end cover module of a linear slide rail, including: an end cover and an oil suction unit, the end cover includes: a base plate, a ring side plate and two first side positioning columns, the base plate U-shaped and having a U-shaped panel outer edge, a U-shaped panel inner edge opposite to said panel outer edge, and two panel end edges connected to said panel outer edge and said panel inner edge; Wherein, the outer edge of the plate defines an outer bottom edge and two outer edges connected to the two ends of the outer bottom edge, and the inner edge of the plate defines an inner bottom edge and two inner edges connected to the two ends of the inner bottom edge, The two inner edges are respectively provided with two first protruding sections facing each other away from the inner bottom edge; the ring side plate is formed by integrally extending from the base plate along a direction perpendicular to the base plate; The two first side positioning columns are formed by integrally extending from the two first protruding sections orthographically projected on the adjacent outer edge of the base plate along the extending direction; the oil absorbing unit includes at least one elastic The elastic sheet is formed with two first side positioning holes; wherein, the two first side positioning holes of the elastic sheet are respectively sleeved on the two first side positioning posts of the end cap, and the elastic sheet is set on the substrate.

According to another embodiment, each inner edge of the base plate is provided with a second protruding section connected to the inner bottom edge, the end cap has two second side positioning posts, and the two second The side positioning pillars are formed by integrally extending from the two second protruding sections of the base plate to the adjacent base plate parts on the outer edge of the base plate along the extending direction, and the elastic piece is formed with two second sides Positioning holes, the two second side positioning holes of the elastic sheet are respectively sleeved on the two second side positioning columns of the end cover.

To sum up, the linear slide rail and its end cover module provided by the embodiment of the utility model, through the collocation design of the end cover and the elastic sheet, make the elastic sheet can be used when there is no metal sheet in the end cover. End caps are efficiently positioned and supported. Furthermore, since the end cover module of the embodiment of the present invention does not need to be equipped with metal sheets, the production cost of the end cover module can be effectively reduced.

In order to further understand the features and technical content of the present utility model, please refer to the following detailed description and accompanying drawings of the present utility model. .

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of the linear slide rail of the present invention.

Fig. 2 is a three-dimensional schematic diagram of the end cover module of the linear slide rail of the present invention.

FIG. 3 is an exploded schematic diagram of FIG. 2 .

FIG. 4 is an exploded schematic view from another perspective of FIG. 2 .

Fig. 5 is a schematic diagram of the end cover of the end cover module of the linear slide rail of the present invention.

Fig. 6 is a schematic plan view of the end cover module of the linear slide rail of the present invention.

FIG. 7 is another schematic plan view of the end cover module of the linear slide rail of the present invention.

Fig. 8 is a schematic diagram of another embodiment of the end cover module of the linear slide rail of the present invention.

Wherein, the reference signs are explained as follows:

100 end cap modules

100’ end cap module

1 end cap

11 Substrate

111 outer edge of plate

1111 outer bottom edge

1112 Outer edge

112 Inner edge of board

1121 inner bottom edge

1122 Medial edge

1122a The first protruding section

1122b second protruding section

1122c Connection section

1122d Inclined section

113 Plate end edge

12 ring side plate

13 The first side positioning column

14 Second side positioning post

15 Bottom positioning post

16 Positioning tube

2 oil absorption unit

2’ oil suction unit

21 Elastic sheet

21’ Elastic piece

211 piece outer edge

2111 Groove

212 inner edge

2121 The first arc segment

2122 Second arc segment

213 piece edge

214 Positioning hole on the first side

215 Second side positioning hole

216 Bottom positioning hole

200 track

201 rolling groove

300 slider modules

C perpendicular

D Extension direction

A1 The first cylindrical block

A2 Second Cylindrical Block

Detailed ways

Please refer to Fig. 1, which is an embodiment of the present utility model. What needs to be explained first is that this embodiment corresponds to the relevant quantities and shapes mentioned in the accompanying drawings, and is only used to specifically illustrate the implementation of the present utility model, so that To understand its content, rather than to limit the utility model.

This embodiment is a linear slide rail, which includes a track 200 , a slider module 300 and two end cover modules 100 . Wherein, the above-mentioned track 200 is in the shape of a long strip and a rolling groove 201 is formed on each opposite side, the slider module 300 is slidably sleeved on the track 200, and the two end cover modules 100 are respectively installed on the slider Two ends of the module 300 (such as the front end and the rear end of the slider module 300 in FIG. 1 ), and the end cover module 100 and the slider module 300 are slidably sleeved on the track 200 .

It should be noted that the slider module 300 includes a slider (not shown) fitted on the rail 200 and a rolling element (not shown) between the rail and the slider, and the rolling element can be A looping module with an infinite loop (figure omitted). However, since the slider module 300 in this embodiment is not the focus of improvement, the specific structure of the slider module 300 will not be described below. Furthermore, the structures of the two end cover modules 100 in this embodiment are substantially the same, so the following description of this embodiment only introduces one of the end cover modules 100 .

Please refer to FIG. 2 , the end cover module 100 includes an end cover 1 and an oil suction unit 2 accommodated in the end cover 1 . It should be emphasized that, in the end cover 1 of the end cover module 100 described in this embodiment, only the oil absorbing unit 2 is preferably provided without the metal sheet. That is to say, the end cap module with the metal sheet inside the end cap is not the end cap module 100 of the preferred implementation mode referred to in this embodiment.

Please refer to Figure 3 and Figure 4, the end cover 1 includes a base plate 11, a ring side plate 12, two first side positioning columns 13, two second side positioning columns 14, two bottom positioning columns 15 and three positioning Tube 16.

Wherein, the ring side plate 12, the first side positioning column 13, the second side positioning column 14, the bottom positioning column 15 and the positioning tube 16 are all formed by integrally extending from the surface of the base plate 11 along an extending direction D, and the second The one side positioning post 13 , the second side positioning post 14 , the bottom positioning post 15 and the positioning tube 16 are all located in the space surrounded by the base plate 11 and the ring side plate 12 . That is, the heights of the first side positioning posts 13, the second side positioning posts 14, the bottom positioning posts 15 and the positioning tubes 16 are not greater than (such as: approximately equal to) the height of the ring side plate 12 compared to the base plate 11. the height of.

More specifically, as shown in FIG. 5 , the base plate 11 is roughly U-shaped, and the base plate 11 has a roughly U-shaped outer edge 111 and a substantially U-shaped inner edge 112 opposite to the outer edge 111 of the plate. And the two board end edges 113 connected to the board outer edge 111 and the board inner edge 112 .

Wherein, the board outer edge 111 defines an outer bottom edge 1111 and two outer edges 1112 connected to two ends of the outer bottom edge 1111 . The inner edge 112 of the panel defines an inner bottom edge 1121 and two inner edges 1122 connected to two ends of the inner bottom edge 1121 . Furthermore, the inner bottom edge 1121 of the end cover 1 defines a vertical line C, and the structure of the end cover module 100 is roughly symmetrical to the above-mentioned vertical line C, but not limited thereto.

Further, each inner edge 1122 of the base plate 11 is provided with a first protruding section 1122a away from the inner bottom edge 1121 thereof, and each first protruding section 1122a has an inclined section 1122d. Each inner edge 1122 of the base plate 11 is provided with a second protruding section 1122b connected to its inner bottom edge 1121, and each inner edge 1122 of the base plate 11 is provided with a second protruding section 1122b connected to the first protruding section 1122a and the inclined area. A connecting segment 1122c of the segment 1122d, and the first protruding segment 1122a and the inclined segment 1122d of each inner edge 1122 are substantially symmetrical to the connecting segment 1122c.

From another point of view, when the above-mentioned connecting segment 1122c and its virtual extension line are defined as the reference line, the two first protruding segments 1122a face each other, and the two first protruding segments 1122a protrude inwardly out of the connecting segment 1122c The defined reference line, and the two second protruding sections 1122b also protrude inwardly from the reference line defined by the connecting section 1122c.

The ring side plate 12 is formed by integrally extending from the outer edge 111 of the base plate 11 and the end edges 113 of the two plates along the extending direction D. As shown in FIG. The two first side positioning columns 13 are each in a cylindrical shape, and the two second side positioning columns 14 are respectively orthographically projected from the two first protruding sections 1122a of the above-mentioned base plate 11 to the position of the base plate 11 on the outer edge 1112 of the adjacent base plate 11 (as shown in the lower left part and the lower right part of the substrate 11 in FIG. 5 ) are formed integrally extending along the extending direction D.

Furthermore, each of the two second side positioning posts 14 is cylindrical, and the two second side positioning posts 14 are roughly orthographically projected respectively from the two second protruding sections 1122b of the base plate 11 onto the outer edge 1112 of the adjacent base plate 11. The parts of the substrate 11 (such as the left part and the right part of the substrate 11 in FIG. 5 ) are formed integrally extending along the extending direction D. As shown in FIG. The positioning columns 15 at the two bottoms are each cylindrical, and the positioning columns 15 at the bottom of the base plate 11 are positively projected from the inner bottom edge 1121 of the base plate 11 to the base plate 11 position of the adjacent base plate 11 outer bottom edge 1111 (such as the base plate 11 in FIG. 5 ). The upper part) is formed by integrally extending along the extending direction D.

Wherein, the above-mentioned extension direction D is approximately perpendicular to the base plate 11 in this embodiment, and the virtual connecting line between the centers of the first side positioning column 13 and its adjacent second side positioning column 14 is approximately parallel to the center. vertical line C, and the position of the first side positioning column 13 and the second side positioning column 14 relative to the base plate 11 still has other restrictions to make the end cover module 100 show a better effect. This restriction is described in the following description The oil absorption unit 2 will be introduced together.

The three positioning tubes 16 are all in the shape of a round tube and integrally connected with the base plate 11 and the ring side plate 12 , and the hollow part of the end cover 1 corresponding to the above positioning tubes 16 is in a penetrating shape.

In more detail, two positioning tubes 16 (such as the left and right positioning tubes 16 in FIG. 5 ) are integrally extended from the base plate 11 adjacent to its outer edge 1112 along the extension direction D, and the connection The mid-perpendicular line of the section 1122c roughly passes through the central axis of the two positioning tubes 16; while the other positioning tube 16 (such as the upper positioning tube 16 in Figure 5) runs along the center of the base plate 11 adjacent to its outer bottom edge 1111. The extension direction D is integrally formed, and the perpendicular line C of the inner bottom edge 1121 roughly passes through the central axis of the positioning tube 16 .

Please refer to FIG. 3 and FIG. 4 , the oil absorption unit 2 includes a plurality of U-shaped elastic pieces 21 , these elastic pieces 21 are accommodated in the end cover 1 and stacked on the base plate 11 of the end cover 1 , and the height of the stacked elastic sheets 21 compared to the base plate 11 is not greater than (eg: approximately equal to) the height of the end cover 1 ring side plate 12 compared to the base plate 11 . The oil absorbing unit 2 includes three elastic sheets 21 in this embodiment, and the three elastic sheets 21 have substantially the same structure in this embodiment, so only one elastic sheet 21 will be described below.

The elastic sheet 21 refers to a non-metallic soft sheet with the function of absorbing grease, that is, any sheet made of metal is not the elastic sheet 21 referred to in this embodiment. The elastic sheet 21 is preferably made of sponge or foam, but not limited thereto. Wherein, the elastic sheet 21 has a substantially U-shaped sheet outer edge 211, a substantially U-shaped inner edge 212 opposite to the sheet outer edge 211, and two end edges connected to the above-mentioned sheet outer edge 211 and the sheet inner edge 212. 213.

In more detail, please refer to Figure 6 and Figure 7, the outer edge of the elastic sheet 21 is formed with three grooves 2111 corresponding to the three positioning tubes 16, so that the above three positioning tubes 16 respectively pass through the three grooves 2111 of the elastic sheet 21 . Furthermore, the sheet inner edge 212 of the elastic sheet 21 protrudes from the inner edge 112 of the substrate 11 of the end cover 1 (as shown in FIG. , the inner edge 112 of the substrate 11 is located outside the inner edge 212 of the elastic sheet 21 .

Each inner edge 212 of the elastic sheet 21 is provided with a first arc segment 2121 and a second arc segment 2122, and the two first arc segments 2121 of the elastic sheet 21 correspond to the two first arc segments of the substrate 11 respectively. The inclined section 1122d of the protruding section 1122a, and the two second circular arc sections 2122 of the elastic piece 21 respectively correspond to the two second protruding sections 1122b of the base plate 11 .

Wherein, each first arc segment 2121 extends to define a first cylindrical block A1 (that is, the first arc segment 2121 is part of the edge of the first cylindrical block A1 defined by it). The elastic sheet 21 is formed with two through first side positioning holes 214, and at least partial areas of the two first side positioning holes 214 are respectively formed in the two first cylindrical blocks defined by the two first arc segments 2121. Inside A1, the two first side positioning posts 13 are respectively disposed in the two first side positioning holes 214 .

Furthermore, each second arc segment 2122 extends to define a second cylindrical block A2 (that is, the second arc segment 2122 is part of the edge of the second cylindrical block A2 defined by it). The elastic sheet 21 is formed with two through second side positioning holes 215, and at least part of the two second side positioning holes 215 are respectively formed in the two second cylindrical areas defined by the two second arc segments 2122. Inside the block A2, the two second side positioning posts 14 are respectively passed through the two second side positioning holes 215 .

Two bottom positioning holes 216 are respectively formed on the elastic sheet 21 corresponding to the two bottom positioning posts 15 of the end cap 1 , and the two bottom positioning posts 15 respectively pass through the two bottom positioning holes 216 .

The above is the description of the structure of the end cover module 100 of this embodiment. When the end cover module 100 is installed on the slider module 300 and slidably sleeved on the track 200, the two first protruding sections 1122a of the end cover 1 They are respectively located in the space surrounded by the two rolling grooves 201 of the track 200, and a gap is formed between the two first protruding sections 1122a and the two rolling grooves 201 opposite to each other, and the two first side positioning columns 13 of the end cover 1 Then it is located outside the space surrounded by the two rolling grooves 201 ; the inner edge 212 of the elastic piece 21 abuts against the rolling groove 201 of the track 200 in a compressive manner.

Furthermore, since the inner edge 212 of the elastic sheet 21 is pressed against the rolling groove 201 of the track 200, the elastic sheet 21 needs to pass through the end cover 1 when the end cover module 100 of this embodiment is not provided with a metal sheet. positioning and support. At this time, especially the compressed first arc segment 2121 and the second arc segment 2122 of the elastic sheet 21 need to be supported more. Therefore, part of the first side positioning hole 214 and part of the second side are respectively formed in the first cylindrical block A1 and the second cylindrical block A2 defined by the first arc segment 2121 and the second arc segment 2122. The positioning hole 215 is used for passing the first side positioning column 13 and the second side positioning column 14 to provide better supporting force and positioning effect of the first arc segment 2121 and the second arc segment 2122 .

In addition, the above is an example where the oil absorbing unit 2 includes three elastic pieces 21 , but in actual application, the number of elastic pieces 21 is not limited thereto. For example, in the end cover module 100' as shown in FIG. 8, the number of elastic pieces 21' of the oil absorbing unit 2' may be only one, and the elastic piece 21' is arranged on the base plate 11 of the end cover 1, and The height of the elastic piece 21 ′ relative to the base plate 11 is approximately equal to the height of the ring side plate 12 of the end cover 1 relative to the base plate 11 .

To sum up, the linear slide rail and its end cover module provided by the embodiment of the utility model, through the matching design of the end cover and the elastic sheet, make the elastic sheet still able to Being positioned and supported by the end cover, the problems caused by the existing end cover module can be effectively improved. Furthermore, since the end cover module of the embodiment of the present invention does not need to be equipped with metal sheets, the production cost of the end cover module can be effectively reduced.

In addition, the first side positioning column, the second side positioning column and the bottom positioning column in the end cover are designed in a manner that is approximately symmetrical to the perpendicular line of the inner bottom edge of the substrate, so as to provide a relatively balanced and stable positioning of the elastic sheet. and support effects.

In addition, considering that the first circular arc segment and the second circular arc segment of the compressed elastic sheet need to be greatly supported, the first side positioning hole and the second side positioning hole are respectively formed in the first circular arc segment and the second circular arc segment. In the first cylindrical block and the second cylindrical block defined by the two circular arc segments, the first side positioning post and the second side positioning post respectively pass through the first side positioning hole and the second side positioning hole, which can Provide better support strength and positioning effect of the first arc segment and the second arc segment.

The above descriptions are only preferred embodiments of the present utility model, and they are not intended to limit the present utility model. All equal changes and modifications made according to the claims of the present utility model shall belong to the claims of the present utility model. range.

Claims (10)

1. a linear slide rail, is characterized in that, comprising:

One track, it is strip and relative both sides are respectively formed with a sliding channel;

One slide block module, it is sheathed on described track slidably; And

Two end cap module, it is installed in respectively the two ends of described slide block module and is sheathed on slidably on described track, and each end cap module includes:

One end cap, comprises:

One substrate, its be U-shaped and have one be U-shaped plate outer rim, with respect to described plate outer rim and the two plate ora terminalis that are a U-shaped plate inner edge and are connected in described plate outer rim and described plate inner edge; Wherein, described plate outer rim defines an outer root edge and is connected in two external side brims at described outer root edge two ends, described plate inner edge defines an interior root edge and is connected in two inner side edges at described interior root edge two ends, each inner side is because of being provided with one first convex section away from described interior root edge place, within the space that two sliding channels that described two first convex sections are arranged at respectively described track surround, and described two first convex sections are formed with gap between described two sliding channels corresponding thereto respectively;

One ring side plate, its plate outer rim from described substrate and two plate ora terminalis extend institute along a bearing of trend one perpendicular to described substrate and form; And

Two first side locating columns, its respectively from described two first convex section orthographic projections the described substrate position in adjacent external side brim along described bearing of trend one, extend institute and form, and described two first side locating columns are positioned at outside the space that described two sliding channels surround; And

One oil suction unit, include at least one spring sheet that is U-shaped, described spring sheet is formed with two first side positioning holes, and described spring sheet have one be U-shaped sheet outer rim, with respect to described outer rim and be U-shaped a slice inner edge and be connected in two ora terminalis of described outer rim and described inner edge; Wherein, two first side positioning holes of described spring sheet are sheathed on respectively two first side locating columns of described end cap, and described spring sheet is arranged on described substrate, and the sheet inner edge of described spring sheet is oppressively connected to the sliding channel of described track.

2. linear slide rail as claimed in claim 1, it is characterized in that, it is in each end cap module, each inner side edge of described substrate is provided with one second convex section that is connected on described interior root edge, described end cap has two second side locating columns, and from described substrate two second convex section orthographic projections, the described substrate position in adjacent described substrate external side brim forms along described bearing of trend one extension described two second side locating columns respectively, described spring sheet is formed with two second side positioning holes, two second side positioning holes of described spring sheet are sheathed on respectively two second side locating columns of described end cap.

3. linear slide rail as claimed in claim 2, it is characterized in that, it is in each end cap module, each first convex section has an angled section, each inner side edge of described substrate is provided with a linkage section that is connected in described the first convex section and described angled section, and described the first convex section and described angled section are symmetrical in described linkage section.

4. linear slide rail as claimed in claim 3, it is characterized in that, it is in each end cap module, described in each, the sheet inner edge of spring sheet is provided with two the first arc sections, and described two first arc sections correspond respectively to described two angled section, the line stretcher of each the first arc section defines cylindrical one first cylinder block, and within least part of region of described two first side positioning holes is respectively formed at the two first cylinder blocks that described two first arc sections define.

5. linear slide rail as claimed in claim 4, it is characterized in that, it is in each end cap module, described in each, the sheet inner edge of spring sheet is provided with two the second arc sections, and described two second arc sections correspond respectively to described two second convex sections, the line stretcher of each the second arc section defines cylindrical one second cylinder block, and within least part of region of described two second side positioning holes is respectively formed at the two second cylinder blocks that described two second arc sections define.

6. the linear slide rail as described in any one in claim 1 to 5, it is characterized in that, it is in each end cap module, described end cap has locating column of at least one end, and the described substrate position of locating column of described end root edge orthographic projection root edge outside adjacent described substrate in described substrate is extended institute along described bearing of trend one and is formed, described spring sheet is formed with positioning hole of at least one end, and the end positioning hole of described spring sheet is sheathed on respectively the end locating column of described end cap.

7. the linear slide rail as described in any one in claim 1 to 5, is characterized in that, it is in each end cap module, and the interior root edge definition of described end cap has a perpendicular bisector, and the structure of described end cap module is symmetrical in described perpendicular bisector.

8. the linear slide rail as described in any one in claim 1 to 5, it is characterized in that, it is in each end cap module, the spring sheet quantity of described oil suction unit is a plurality of, and described a plurality of spring sheet is mutually the same structure, and described a plurality of spring sheet is arranged on the substrate of described end cap stackingly, and described a plurality of stacking spring sheet is not more than described end cap ring side plate compared to the height of described substrate compared to the height of described substrate.

9. an end cap module for linear slide rail, is characterized in that, comprising:

One end cap, comprises:

One substrate, its be U-shaped and have one be U-shaped plate outer rim, with respect to described plate outer rim and the two plate ora terminalis that are a U-shaped plate inner edge and are connected in described plate outer rim and described plate inner edge; Wherein, described plate outer rim defines an outer root edge and is connected in two external side brims at described outer root edge two ends, described plate inner edge defines an interior root edge and is connected in two inner side edges at described interior root edge two ends, and described two inner side edges are respectively at being provided with two first convex sections toward each other away from described interior root edge place;

One ring side plate, it extends institute from described substrate along a bearing of trend one perpendicular to described substrate and forms; And

Two first side locating columns, from described two first convex section orthographic projections, the described substrate position in adjacent external side brim forms along described bearing of trend one extension respectively for it; And an oil suction unit, including at least one spring sheet, described spring sheet is formed with two first side positioning holes; Wherein, two first side positioning holes of described spring sheet are sheathed on respectively two first side locating columns of described end cap, and described spring sheet is arranged on described substrate.

10. the end cap module of linear slide rail as claimed in claim 9, it is characterized in that, each inner side edge of described substrate is provided with one second convex section that is connected on described interior root edge, described end cap has two second side locating columns, and from described substrate two second convex section orthographic projections, the described substrate position in adjacent described substrate external side brim forms along described bearing of trend one extension described two second side locating columns respectively, described spring sheet is formed with two second side positioning holes, two second side positioning holes of described spring sheet are sheathed on respectively two second side locating columns of described end cap.