TWM583497U - Rolling module and chain belt for linear slide rail - Google Patents

Abstract

This creation discloses a rolling module and a chain belt of a linear slide rail. The chain belt includes a long belt body and a plurality of positioning portions formed on the belt body. The belt body defines a long axis direction and includes two long side edges, two end edges, and four leading edges. The two long side edges are located on opposite sides of the belt body and are parallel to the long axis direction. The two end edges are respectively located at two ends of the belt body, and each end edge is connected to the two long side edges through two guide edges. The belt body forms a plurality of perforations, and a perforation is provided between any two adjacent positioning portions. A perforation adjacent to any end edge is defined as an end perforation. In any end perforation, its adjacent end edge and the two leading edges, when the end perforation is orthographically projected toward the end edge to form a longitudinal projection area, a portion of any leading edge is covered by the longitudinal projection area.

Description

Rolling module and chain for linear slide

This creation relates to a linear slide rail, and particularly to a rolling module and a chain belt of the linear slide rail.

At any corner of the end of the existing linear slide rail, the corners are generally right-angled, so that during the operation of the existing linear slide rail, the end corners of the above-mentioned belts are liable to rub or collide with other components at the corners. Causes damage to the chain belt, and affects the operation of the existing linear slide and its assembled equipment.

Therefore, the author believes that the above-mentioned defects can be improved, and with special research and cooperation with the application of scientific principles, he finally proposes a creative design that effectively improves the above-mentioned defects.

The embodiment of the present invention is to provide a rolling module and a chain belt of a linear slide rail, which can effectively improve the defects that may be generated by the existing linear belt rail chain.

This creative embodiment discloses a rolling module for a linear slide rail, including: a chain belt including: a belt body, which is long and defines a long axis direction, and the belt body includes: two long side edges, Located on opposite sides of the belt body and each parallel to the long axis direction; two end edges are respectively located at two ends of the belt body in the long axis direction; and four guide edges, each Opposite sides of each of the end edges are connected to two of the long side edges by two of the guide edges, respectively, wherein the belt body is formed from one of the end edges toward the other of the end edges. There are a plurality of perforations arranged at intervals along the long axis direction, and the perforations adjacent to any one of the end edges are defined as an end perforation; wherein, at any one of the end perforations and the adjacent end thereof Of the leading edge and the two leading edges, when the end perforation is orthographically projected toward the end edge along the long axis direction to form a longitudinal projection area, a portion of any of the leading edges is defined by the Covered by a longitudinal projection area; and multiple positioning portions, It is formed on the belt body, and one of the perforations is provided between any two adjacent positioning portions; and a plurality of rolling members are respectively rotatably received in the plurality of the chain belts. In the perforation, any one of the rolling elements is clamped in the corresponding perforation by two adjacent positioning portions.

This creative embodiment also discloses a chain link of a linear slide rail, which includes: a belt body, which is elongated and defines a long axis direction. The belt body includes: two long side edges, which are located opposite to the belt body. Both sides are parallel to the long axis direction; two end edges are respectively located at two ends of the belt body in the long axis direction; and four guide edges are opposite of each of the end edges The two sides are connected to two of the long side edges by two of the guide edges, respectively, wherein the belt body is formed along one of the long axis directions from one of the end edges toward the other of the end edges. A plurality of perforations arranged at intervals, and the perforation adjacent to any one of the end edges is defined as an end perforation; wherein, at any one of the end perforations and the adjacent end edges and two of the guides, Among the leading edges, when the end perforation is orthographically projected toward the end edge along the long axis direction to form a longitudinal projection area, any part of the leading edge is covered by the longitudinal projection area; and Multiple positioning portions formed on the belt body And it provided between the two positioning portions adjacent to any one of the perforations.

In summary, in the rolling module and chain belt of the linear slide rail disclosed in this creative embodiment, any part of the leading edge of the belt body is limited to be covered by the longitudinal projection area, so that each end edge ( Or one end of the leading edge connected to the above-mentioned end edge) can maintain a safe distance from the corresponding long side edge, and the safety distance is greater than the distance between the corresponding end perforation and any long side edge. Make the chain belt at the turning point in the linear slide rail to contact other components with rolling members, thereby avoiding friction and collision at the end of the belt body, so as to effectively maintain the operation of the linear slide rail and its assembled equipment .

In order to further understand the characteristics and technical contents of this creation, please refer to the following detailed descriptions and drawings of this creation, but these descriptions and drawings are only used to illustrate this creation, not to make any limitation on the scope of protection of this creation. limit.

Please refer to FIG. 1 to FIG. 8, which are examples of the present invention. It should be explained first that this embodiment corresponds to the related quantities and appearances mentioned in the drawings, and is only used to specifically describe the implementation of the present invention. Way to understand the content of this creation, not to limit the scope of protection of this creation.

As shown in FIG. 1 and FIG. 2, this embodiment discloses a linear slide rail. In this embodiment, a linear slide rail of a standard type is used for description, but the creation is not limited thereto. For example, in other embodiments not shown in this creation, the linear slide rail may also be a miniature linear slide rail. Wherein, the linear slide rail includes a guide rail 200, a slider 300 slidably disposed on the guide rail 200, a plurality of circulation members 400 arranged on the slider 300, passing through the above slider 300 and respectively arranged on the slider 300. The plurality of rolling modules 100 of the plurality of circulation members 400 and two end covers 500 respectively mounted on opposite ends of the slider 300 and slidably sleeved on the guide rail 200.

It should be noted that this embodiment is described by using the above-mentioned scroll module 100 with multiple components, but in other embodiments not shown in this creation, the scroll module 100 can also be applied separately (such as : Sell) or use with other components, and is not limited to those in this embodiment. Furthermore, since the structures of the plurality of rolling modules 100 are substantially the same or symmetrical in this embodiment, only the structure of a single rolling module 100 will be described below.

As shown in FIG. 3 and FIG. 4, the rolling module 100 includes a chain belt 10, a plurality of rolling elements 20 assembled on the chain belt 10, and a link rolling clamped on both ends of the chain belt 10. Piece 30. Wherein, this embodiment is described by using the above-mentioned chain belt 10 with the rolling member 20 and the link rolling member 30, but in other embodiments not shown in this creation, the chain belt 10 can also be applied separately (such as : Sell) or use with other components, and is not limited to those in this embodiment.

As shown in FIGS. 4 to 6, the chain belt 10 includes a belt body 1 and a plurality of positioning portions 2 formed on the belt body 1, and the belt body 1 and the plurality of positioning portions 2 are in this embodiment. In the description, the one-piece structure is integrally formed, but the creation is not limited to this. Wherein, the belt body 1 has a long shape and defines a long axis direction L; that is, when the belt body 1 is bent into a ring structure, the long axis direction L also has a ring shape. Furthermore, (the outer edge) of the belt body 1 includes two long side edges 11, two end edges 12, and four guiding edges 13.

In more detail, as shown in FIGS. 7 and 8, the two long side edges 11 are respectively located on opposite sides of the belt body 1 and are each parallel to the long axis direction L, and the two long side edges are A distance between 11 defines a width direction W perpendicular to the long axis direction L. The two end edges 12 are respectively located at two ends of the belt body 1 in the long axis direction L, and opposite sides of each end edge 12 are connected to the two long sides by two guide edges 13 respectively.缘 11。 Edge 11.

Wherein, the belt body 1 is formed with a plurality of perforations 14 (eg, FIG. 3) arranged at intervals along the major axis direction L from one end edge 12 toward the other end edge 12. The example is a round hole, and the perforation 14 adjacent to any one of the end edges 12 is defined as an end perforation 14a. In this embodiment, the belt body 1 is preferably not formed with any holes other than the above-mentioned multiple perforations 14, so as to effectively strengthen the structure of the belt body 1 and thereby extend the service life of the chain belt 10. That is to say, any belt body having holes other than the perforations is not the belt body 1 referred to in this embodiment.

The plurality of positioning portions 2 are arranged at intervals on the belt body 1 along the major axis direction L, and one of the through holes 14 is provided between any two adjacent positioning portions 2. Furthermore, in this embodiment, the belt body 1 is bent into a ring structure so that the two end edges 12 of the belt body 1 face each other, and each of the end edges 12 is provided with a positioning portion 2. The positioning portion 2 located at any one of the end edges 12 is defined as an end positioning portion 2a.

The plurality of rolling members 20 are respectively rotatably received in the plurality of perforations 14 of the chain belt 10, and any one of the rolling members 20 is sandwiched by two adjacent positioning portions 2 in the corresponding perforations 14. The link roller 30 is rotatably clamped between the two end positioning portions 2a. Wherein, the rolling element 20 (or the link rolling element 30) is described with a ball in this embodiment, but in other embodiments not shown in this creation, the rolling element 20 (or the link rolling element 30) 30) It may be a roller, and the positioning portion 2 has a structure corresponding to the roller in structure.

It should be additionally noted that, in order to effectively prevent the end of the chain belt 10 from generating friction or collision at a turn in the linear slide rail, the belt body 1 of this embodiment is formed with the plurality of guiding edges 13 described above, and The plurality of guiding edges 13 must meet the following primary structural restrictions: among any one of the end perforations 14a and its adjacent end edges 12 and two guiding edges 13, when the end perforations 14a are along the long axis When the direction L is orthographically projected toward the end edge 12 to form a longitudinal projection area, a portion of any of the guide edges 13 is covered by the above-mentioned vertical projection area, and any of the guide edges 13 is preferably 10% to 30% Covered by the vertical projection area, but the creation is not limited to this.

According to the above, the plurality of guide edges 13 of the belt body 1 are restricted by the above-mentioned primary structure, so that each end edge 12 (or one end of the guide edge 13 connected to the end edge 12) can be in the width direction W. A corresponding safety distance is maintained for the corresponding long side edge 11, and the safety distance is greater than the distance between the corresponding end perforation 14a (or rolling member 20) and any long side edge 11, so that the chain belt 10 At the turning position in the linear slide rail, the rolling member 20 (and the link rolling member 30) will contact other components, thereby avoiding friction and collision at the end (or end edge 12) of the belt body 1 to effectively Maintain the operation of linear slides and the equipment they are equipped with.

Furthermore, in this embodiment, in order to further improve the life or use stability of the chain belt 10, the plurality of guiding edges 13 of the belt body 1 may further be provided with at least the following secondary structural restrictions. One of them, and the primary structural limitation of the guide edge 13 can be combined with at least one secondary structural limitation described below, so that the chain belt 10 can more effectively avoid the end of the belt body 1 (or End edge 12) produces friction and collision, but this creation is not limited to this. That is, in other embodiments not shown in the present creation, the belt body 1 may not include any minor structural restrictions described below.

Specifically, among any one of the end perforations 14a and the long side edge 11 and the guide edge 13 on one side thereof, when the end perforation 14a is orthographically projected toward the long side edge 11 along the width direction W to form In a lateral projection area, a part of the guiding edge 13 is covered by the lateral projection area, and the guiding edge 13 is preferably covered by 30% to 60% of the lateral projection area. Not limited to this.

Furthermore, in any one of the end perforations 14 a and an adjacent guide edge 13, a center C14 a of the end perforations 14 a and the end of the guide edge 13 connected to the corresponding long side edge 11. A radial connection line LC14a is defined, and an included angle α between 10 ° and 60 ° is formed between the radial connection line LC14a and the width direction W (eg, the included angle α is 10 ° to 25 °).

In addition, in this embodiment, each of the guiding edges 13 is preferably arc-shaped, and a circle center C13 of each of the above guiding edges 13 falls outside the belt body 1. From another perspective, in any one of the end perforations 14 a and two adjacent guide edges 13, the end perforations 14 a are located in a circular area defined by each of the guide edges 13.

Furthermore, in any one of the end perforations 14a and its adjacent end edges 12 and two guide edges 13, the two guide edges 13 define a circle center connecting the two circle centers C13 thereof. The connection line LC13, and the center-center connection line LC13 and the end edge 12 are respectively located on opposite sides of the end hole 14a.

[Technical effects of this creative embodiment]

To sum up, the rolling module and chain belt of the linear slide rail disclosed in this creative embodiment are limited to being covered by the longitudinal projection area of any guiding edge portion of the body, so that each end edge (Or one end of the leading edge connected to the above-mentioned edge) can maintain a safety distance from the corresponding long side edge, and the safety distance is greater than the corresponding end perforation (or rolling member) and any long side edge Distance, so that the turning point of the chain belt in the linear slide rail will contact other components with rolling elements (and chain rolling elements), thereby avoiding friction at the end (or end edge) of the belt body. And collisions to effectively maintain the operation of the linear slide and its assembled equipment.

Further, the rolling module and the chain belt of the linear slide rail disclosed in this creative embodiment can be further provided with other structural restrictions on the plurality of guiding edges of the belt body (for example, a part of the guiding edge is Covered by the lateral projection area, the included angle between the radial connection line and the width direction forms an included angle between 10 degrees and 60 degrees, the center of the guiding edge falls outside the belt body, and the center of the connection line and the phase Adjacent end edges are respectively located on opposite sides of the corresponding end perforations, or the end perforations are located in the circular area defined by the corresponding guide edges), so that the chain can be turned more smoothly in the turn of the linear slide rail. In order to effectively avoid friction and collision at the end (or end edge) of the belt body.

The content disclosed above is only the preferred and feasible embodiment of the creation, and therefore does not limit the scope of the patent for the creation. Therefore, any equivalent technical changes made using the description and the contents of the drawings are included in the scope of the patent for the creation. Inside.

100‧‧‧ rolling module

10‧‧‧ Chain Belt

1‧‧‧ with body

11‧‧‧long side edge

12‧‧‧ edge

13‧‧‧Guide Edge

14‧‧‧ perforation

14a‧‧‧ terminal perforation

2‧‧‧ Positioning Department

2a‧‧‧ end positioning

20‧‧‧Roller

30‧‧‧ Link Roller

200‧‧‧rail

300‧‧‧ slider

400‧‧‧circulation parts

500‧‧‧ end cap

L‧‧‧ Long axis direction

W‧‧‧Width direction

C14a, C13‧‧‧ center

LC14a‧‧‧Radial connection line

LC13‧‧‧Circle connecting line

α‧‧‧ Angle

FIG. 1 is a schematic perspective view of a linear slide rail according to an embodiment of the present invention.

FIG. 2 is an exploded view of FIG. 1.

FIG. 3 is a schematic perspective view of the rolling module in FIG. 2.

FIG. 4 is a schematic plan view of FIG. 3.

FIG. 5 is a partially enlarged schematic diagram of the V portion in FIG. 4.

FIG. 6 is a schematic diagram of FIG. 5 with the rolling elements omitted.

FIG. 7 is a schematic top view of FIG. 5.

FIG. 8 is a schematic view of FIG. 7 with the rolling elements omitted.

Claims (10)

A rolling module for a linear slide includes: a chain belt comprising: a belt body, which is long and defines a long axis direction, the belt body includes: two long side edges, which are located on the belt body Opposite sides of each and parallel to the long axis direction; two end edges are respectively located at two ends of the belt body in the long axis direction; and four guide edges, each of the end edges Opposite sides of each are connected to two of the long side edges by two of the guide edges; wherein, the belt body is formed along one of the lengths from one of the end edges toward the other of the end edges. A plurality of perforations arranged at intervals in the axial direction, and the perforation adjacent to any one of the end edges is defined as an end perforation; wherein, at any one of the end perforations and the adjacent end edges and two adjacent perforations, Among the guide edges, when the end perforation is orthographically projected toward the end edge along the long axis direction to form a longitudinal projection area, a portion of any of the guide edges is covered by the longitudinal projection area. ; And a plurality of positioning portions formed on the belt One perforation is provided on the body and between any two adjacent positioning portions; and a plurality of rolling members are respectively rotatably accommodated in the plurality of perforations of the chain belt, and any One of the rolling elements is sandwiched by the two adjacent positioning portions in the corresponding perforations. The rolling module of the linear slide rail according to claim 1, wherein, in any one of the end perforations and the adjacent end edges and two of the guide edges, when the end perforations are along When the long axis direction is orthographically projected toward the end edge to form the longitudinal projection area, 10% to 30% of any one of the guide edges is covered by the longitudinal projection area. The rolling module of the linear slide rail according to claim 1, wherein a distance between two of the long side edges defines a width direction; at either one of the end holes and the long side edge of one side thereof Among the guiding edges, when the end perforation is orthographically projected toward the long side edge along the width direction to form a lateral projection area, 30% to 60% of the guiding edge is taken by the horizontal direction. Covered by the projection area. The rolling module of the linear slide rail according to claim 3, wherein each of said perforations is a circular hole, and among any one of said end perforations and an adjacent one of said guide edges, said end A radial connection line is defined between a circle center of the perforation and an end of the guide edge connected to the long side edge, and a radial connection line is formed between the radial connection line and the width direction. At an angle of 10 to 60 degrees. The rolling module of the linear slide rail according to claim 1, wherein each of the guide edges has an arc shape, and a circle center of each of the guide edges falls outside the belt body. The rolling module of the linear slide rail according to claim 5, wherein, in any one of the end perforations and the adjacent end edges and two of the guide edges, two of the guides The edge defines a circle center connecting line connecting the two circle centers, and the circle center connecting line and the end edge are respectively located on opposite sides of the end perforation. The rolling module of the linear slide rail according to claim 1, wherein, in any one of the end perforations and two adjacent guide edges, each of the guide edges has an arc shape, And the end perforation is located in a circular area defined by each of the guide edges. The rolling module of the linear slide rail according to claim 1, wherein the belt body is not formed with any holes other than the perforations. The rolling module of the linear slide rail according to claim 1, wherein the belt body is bent into a ring structure, and the two end edges face each other, and the positioning portion located at any one of the end edges Defined as an end positioning portion, the rolling module further includes a link roller, and the link roller is rotatably clamped between two end positioning portions. A chain link of a linear slide rail includes: a belt body, which is elongated and defines a long axis direction, the belt body includes: two long side edges, which are located on opposite sides of the belt body and are parallel to each other In the direction of the long axis; two end edges respectively located at two ends of the belt body in the direction of the long axis; and four guide edges, two opposite sides of each of the end edges respectively passing two The guide edge is connected to two of the long side edges; wherein the belt body is formed with a plurality of perforations arranged at intervals along the long axis direction from one of the end edges to the other end edge. And the perforation adjacent to any one of the end edges is defined as an end perforation; wherein, among any one of the end perforations and the adjacent end edges and two of the guide edges, when When the end perforation is orthographically projected toward the end edge along the long axis direction to form a longitudinal projection area, a portion of any of the guide edges is covered by the longitudinal projection area; and a plurality of positioning portions are formed On the belt body and adjacent It has one of the perforations positioned between the two portions.