CN221401368U - Plug-in type linear guide returns pearl device - Google Patents

Abstract

The embodiment of the disclosure relates to a plug-in type linear guide rail bead returning device. Comprising the following steps: the inner side of the sliding block is respectively provided with four track grooves, four runner holes are respectively arranged in the sliding block, and a bead return pipe is arranged in each runner hole; the saddle is respectively inserted into two ends of the sliding block, the saddle is respectively provided with a bead return chute, and each bead return chute is respectively positioned at the ends of the corresponding track groove and the bead return pipe; the bead protector is respectively arranged at the end part of the saddle, four containing grooves are respectively arranged in each bead protector, each containing groove is matched with the corresponding bead return chute to form a rotary connecting channel, and each rotary connecting channel is respectively used for connecting the corresponding track groove and the bead return pipe to form a group of rolling circulating channels. According to the sliding block bead protector, the rolling bodies can move in the bead returning tube in the sliding block runner hole through the saddle and the bead protector, so that direct contact between the rolling bodies and the inner wall of the runner hole is avoided, abrasion of the rolling bodies is reduced, and the rolling bodies can run more stably.

Description

Plug-in type linear guide returns pearl device

Technical Field

The embodiment of the disclosure relates to the technical field of linear guide rails, in particular to a plug-in type linear guide rail bead returning device.

Background

In the related technology, the steel ball turning device is widely applied to the linear guide rail steel ball turning device in the linear motion industry at present, the structure of the steel ball turning device is generally composed of a turning device, a retainer and steel balls, the steel balls can slide along a runner hole of a sliding block, the steel balls are turned through a saddle of the turning device, and the turning device flowing through the other end of the turning device, which is composed of the sliding block and a Goldtype arch groove of a sliding rail, is turned back to the runner hole through the saddle. The main defects are as follows:

1. The runner hole of the sliding block is not smooth enough, the aperture is larger than the diameter of the steel ball, the steel ball can irregularly jump during the movement process in the runner hole, so that the sliding block can not move smoothly, and the blocking sense is realized.

2. At present, only steps are formed at the matching position of the saddle and the runner hole of the sliding block, so that steel balls can be blocked in a short time when passing through the matching position of the runner hole and the saddle, and meanwhile, the steel balls at the back can be blocked to cause chain extrusion, so that the sliding block is not smooth in movement.

Accordingly, there is a need to improve one or more problems in the related art as described above.

It is noted that this section is intended to provide a background or context for the technical solutions of the present disclosure as set forth in the claims. The description herein is not admitted to be prior art by inclusion in this section.

Disclosure of utility model

It is an aim of embodiments of the present disclosure to provide a plug-in type linear guide bead returning device, which overcomes, at least to some extent, one or more of the problems due to the limitations and disadvantages of the related art.

According to the embodiment of the disclosure, a plug-in type linear guide bead returning device comprises:

The inner side of the sliding block is respectively provided with four track grooves which are distributed on two sides of the linear guide rail in a pairwise opposite mode, four runner holes are respectively formed in the sliding block, and a bead return pipe is arranged in each runner hole;

The saddle is respectively inserted and arranged at two ends of the sliding block, a bead return chute is respectively arranged on the saddle, and each bead return chute is respectively positioned at the corresponding end parts of the track groove and the bead return pipe and used for connecting the corresponding track groove with the bead return pipe;

The bead protector is respectively arranged at the end part of the saddle, four containing grooves are respectively arranged in each bead protector, each containing groove is matched with the corresponding bead return chute to form a rotary connecting channel, and each rotary connecting channel is respectively used for connecting the corresponding track grooves with the bead return pipes to form a group of rolling circulating channels, so that when the sliding block moves along the linear guide rail, the rolling bodies can roll in the rolling circulating channels in a circulating way.

In an embodiment of the disclosure, four mounting ports are provided on the saddle, each mounting port is used for being connected with an end of the corresponding bead return pipe in a plugging manner; each rotary connecting channel is used for connecting the corresponding mounting port with the corresponding track groove.

In an embodiment of the disclosure, two first inserting parts are respectively arranged on the saddle, each first inserting part is used for inserting a first blocking piece, and each first blocking piece is respectively distributed on the side part of the track groove below the inner side of the sliding block along the length direction of the track groove.

In an embodiment of the disclosure, two second plugging portions are disposed on the saddle, each second plugging portion is used for inserting a second blocking piece, and each second blocking piece is distributed between the track groove located above the inner side of the sliding block and the track groove located below the inner side of the sliding block along the length direction of the track groove.

In an embodiment of the disclosure, a third insertion portion is disposed on the saddle, the third insertion portion is used for inserting a third blocking piece, and the third blocking piece is distributed on the top surface of the inner side of the sliding block along the length direction of the track groove.

In an embodiment of the disclosure, an end of each bead protector is provided with a dust-proof plate.

In an embodiment of the disclosure, two sides of each bead return chute are respectively provided with a plugging portion, each accommodating groove is respectively provided with a clamping portion, and each plugging portion is matched with the corresponding clamping portion.

In an embodiment of the disclosure, the rolling elements are balls.

In an embodiment of the disclosure, the first blocking member, the second blocking member and the third blocking member are blocking pieces or baffles.

The technical scheme provided by the embodiment of the disclosure can comprise the following beneficial effects:

In the embodiment of the disclosure, through the device, the rolling bodies move in the bead returning pipe in the runner hole of the sliding block through the saddle and the bead protector, so that the direct contact between the rolling bodies and the inner wall of the runner hole is avoided, the abrasion of the rolling bodies is reduced, the rolling bodies are enabled to run more stably, and the noise is more stable and the performance is more reliable.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure. It will be apparent to those of ordinary skill in the art that the drawings in the following description are merely examples of the disclosure and that other drawings may be derived from them without undue effort.

Fig. 1 illustrates a schematic structural diagram of a plug-in type linear guide bead returning device according to an exemplary embodiment of the present disclosure;

Fig. 2 is a schematic diagram of a structure without a slider in a plug-in type linear guide bead returning device according to an exemplary embodiment of the present disclosure;

FIG. 3 is a schematic diagram of a plug-in type linear guide bead-returning device disposed on a linear guide in an exemplary embodiment of the disclosure;

FIG. 4 illustrates a schematic diagram of the connection of a bead protector to a saddle in an exemplary embodiment of the present disclosure;

FIG. 5 illustrates a schematic view of the connection of a first stop to a saddle in an exemplary embodiment of the present disclosure;

FIG. 6 illustrates a schematic diagram of the connection of a second stop to a saddle in an exemplary embodiment of the present disclosure;

FIG. 7 illustrates a schematic view of the connection of a third stop to a saddle in an exemplary embodiment of the present disclosure;

FIG. 8 illustrates a schematic diagram of the connection of a bead return tube to a saddle in an exemplary embodiment of the present disclosure;

FIG. 9 illustrates a schematic diagram of the connection of two saddles to a bead return tube in an exemplary embodiment of the present disclosure

FIG. 10 illustrates a schematic diagram of the connection of a bead protector, saddle, and slider in an exemplary embodiment of the present disclosure;

fig. 11 illustrates a schematic structural view of a bead protector in an exemplary embodiment of the present disclosure.

In the figure: 100. a slide block; 110. a bead return tube; 200. a saddle; 210. a bead return chute; 220. a mounting port; 230. a first stopper; 240. a second stopper; 250. a third gear; 260. a first plug-in connection; 270. a second plug-in connection; 280. a third plug-in connection; 300. a bead protector; 310. a receiving groove; 320. a dust-proof plate; 400. a ball; 500. a linear guide rail.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Furthermore, the drawings are merely schematic illustrations of embodiments of the disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus a repetitive description thereof will be omitted. Some of the block diagrams shown in the figures are functional entities and do not necessarily correspond to physically or logically separate entities.

In this example embodiment, first, a plug-in type linear guide bead returning device is provided. Referring to fig. 1, the plug-in type linear guide bead returning device may include: a slider 100, a saddle 200, and a bead protector 300.

The sliding block 100, wherein four track grooves are respectively arranged on the inner side of the sliding block 100, the four track grooves are oppositely distributed on two sides of the linear guide rail 500, four runner holes are respectively arranged in the sliding block 100, and a bead return pipe 110 is arranged in each runner hole;

The saddle 200 is respectively inserted and arranged at two ends of the sliding block 100, the saddle 200 is respectively provided with a bead return chute 210, and each bead return chute 210 is respectively positioned at the corresponding end parts of the track groove and the bead return pipe 110 and is used for connecting the corresponding track groove with the bead return pipe 110;

The bead protector 300 is respectively disposed at the end of the saddle 200, four receiving grooves 310 are respectively disposed in each bead protector 300, each receiving groove 310 is matched with the corresponding bead return chute 210 to form a rotary connection channel, and each rotary connection channel connects the corresponding track groove and the bead return pipe 110 to form a set of rolling circulation channels, so that when the slider 100 moves along the linear guide rail 500, the rolling bodies can roll in the rolling circulation channels in a circulating manner.

It should be understood that the bead returning device of the linear guide 500 is generally disposed on the guide and can reciprocate along the guide. The bead returning device of the linear guide 500 comprises a sliding block 100, a saddle 200 and a bead protector 300. The sliding block 100 is clamped on the guide rail, four track grooves are formed in the side face, facing the linear guide rail 500, of the sliding block 100, each track groove is parallel to the length direction of the linear guide rail 500, and the four track grooves are distributed on two sides of the linear guide rail 500 in a pairwise opposite mode. That is, when the slider 100 is clamped to the linear guide 500, two track grooves are located above the inner side of the slider 100, and the other two track grooves are located below the inner side of the slider 100.

When the slider 100 moves along the linear guide 500, in order to facilitate the rolling bodies in the track groove to roll circularly in the track groove and the bead return pipe 110, four flow passage holes are formed in the slider 100, and each flow passage hole is provided with the bead return pipe 110, wherein the bead return pipe 110 is parallel to the length direction of the linear guide 500. And a saddle 200 and a bead protector 300 are further provided for rolling the rolling bodies from the track grooves into the corresponding bead return pipes 110. The saddle 200 is inserted into two ends of the slider 100, and the saddle 200 is provided with a bead return chute 210, wherein the bead return chute 210 can connect the corresponding track groove with the bead return tube 110, so that the rolling body can roll in the track groove and the bead return tube 110 in a circulating manner.

In order to better realize the rolling body to circularly roll in the track groove and the bead return pipe 110, the bead protector 300 is respectively arranged at the end part of the saddle 200, four containing grooves 310 are respectively arranged in the bead protector 300, the four containing grooves 310 are matched with the corresponding bead return sliding grooves 210 to form a rotary connecting channel, and when the bead return sliding grooves 210 connect the corresponding track groove with the bead return pipe 110, the rotary connecting channel can connect the corresponding track groove with the bead return pipe 110 to form a group of closed ball 400 circulating channels. Based on the formed circulation path of the balls 400, the rolling bodies can perform circulation rolling in the rolling circulation path as the slider 100 reciprocates along the linear guide 500.

Through the device, the rolling bodies move in the bead return pipe 110 in the runner hole of the sliding block 100 through the saddle 200 and the bead protector 300, so that the direct contact between the rolling bodies and the inner wall of the runner hole is avoided, the abrasion of the rolling bodies is reduced, the rolling bodies operate more stably, the noise is more stable, and the performance is more reliable. Next, each part of the bead returning device of the above-described linear guide 500 in the present exemplary embodiment will be described in more detail with reference to fig. 1 to 11.

In one embodiment, four mounting ports 220 are provided on the saddle 200, and each mounting port 220 is configured to be in plug-connection with an end of the corresponding bead return pipe 110; wherein each of the swivel connection channels connects the corresponding mounting port 220 with the rail groove, respectively.

It should be understood that, as shown in fig. 4, 8 and 9, in order to allow the rolling bodies to stably circulate in the rolling circulation path, four mounting ports 220 are provided on the saddle 200, and the mounting ports 220 are tubular mounting ports 220 and can be inserted into the end portions of the bead return pipe 110. After the mounting port 220 is connected with the corresponding bead return pipe 110 in a plugging manner, the rotary connecting channel connects the corresponding mounting port 220 with the track groove at the end parts of the corresponding bead return pipe 110 and the mounting port 220.

Based on the mounting opening 220 provided on the saddle 200, the ball-returning tube 110 in the slider 100 can be better connected, and as shown in fig. 10, the bead protector 300, the saddle 200 and the slider 100 are schematically connected.

In one embodiment, two first insertion portions 260 are respectively disposed on the saddle 200, each first insertion portion 260 is configured to be inserted into a first blocking member 230, and each first blocking member 230 is respectively distributed on a side portion of the track groove located below the inner side of the slider 100 along the length direction of the track groove.

It should be understood that, as shown in fig. 1, 2, 3, 4 and 5, during the movement of the slider 100 along the linear guide 500, the rolling elements located in the track groove below the inner side of the slider 100 may fall, and in order to prevent the rolling elements from falling, a first blocking member 230 is disposed at the side of the track groove below the inner side of the slider 100, the first blocking member 230 is inserted into the first insertion portion 260 on the saddle 200, and the end of the first blocking member 230 is clamped on the saddle 200.

In one embodiment, two second insertion parts 270 are disposed on the saddle 200, each second insertion part 270 is used for inserting a second blocking member 240, and each second blocking member 240 is respectively distributed between the track groove located above the inner side of the slider 100 and the track groove located below the inner side along the length direction of the track groove.

It should be understood that, as shown in fig. 3, 4 and 6, during the movement of the slider 100 along the linear guide 500, in addition to the rolling elements in the track grooves located below the inner side of the slider 100, a drop phenomenon may occur, and the rolling elements in the track grooves located above the inner side of the slider 100 may also occur. In order to prevent rolling bodies from falling, a second stopper 240 is provided between a rail groove below the inner side of the slider 100 and a rail groove above the inner side of the slider 100, the second stopper 240 is inserted into a second insertion portion 270 of the saddle 200, and an end portion of the second stopper 240 is engaged with the saddle 200.

In one embodiment, the saddle 200 is provided with a third insertion portion 280, and the third insertion portion 280 is used for inserting a third blocking member 250, and the third blocking member 250 is distributed on the top surface of the inner side of the slider 100 along the length direction of the track groove.

It should be understood that, as shown in fig. 3, 4 and 7, in order to better prevent the rolling elements located above the inner side of the sliding block 100 from falling, a third blocking member 250 may be further disposed at the top surface of the inner side of the sliding block 100, and the third blocking member 250 is inserted into the third insertion portion 280 of the saddle 200, and an end portion of the third blocking member 250 is blocked on the saddle 200.

It should be understood that the first blocking member 230, the second blocking member 240 and the third blocking member 250 are installed in a simple manner, and are convenient to detach and replace. And the first baffle 230, the second baffle 240 and the third baffle 250 are baffles or baffles.

The lengths of the mounting opening 220, the first plug portion 260, the second plug portion 270, and the third plug portion 280 on the saddle 200 are designed to be 5mm, so as to avoid uneven plug after direct rotation and unsmooth rotation of the blocking rolling bodies.

In one embodiment, the end of each bead protector 300 is provided with a dust guard 320, respectively.

It should be understood that, as shown in fig. 1, in order to prevent dust from entering the inside of the bead guard 300, a dust guard 320 is provided at an end of the bead guard 300.

In one embodiment, two sides of each bead return chute 210 are respectively provided with a plugging portion, and each receiving slot 310 is respectively provided with a clamping portion, where each plugging portion is matched with the corresponding clamping portion.

It should be understood that, as shown in fig. 11, in order to make the bead return chute 210 and the accommodating groove 310 better matched into a swivel connection channel, fourth insertion portions are provided at both sides of the bead return chute 210, and a locking portion matched with the fourth insertion portions is provided in the accommodating groove 310. The shape of the fourth plugging portion and the shape of the clamping portion can be set according to practical situations, and the present disclosure is not limited thereto.

In one embodiment, the rolling elements are balls 400.

It is to be understood that the bead returning device has the characteristics of simple and compact structure, convenient processing and installation, high precision and flexible movement, and simultaneously reduces the processing difficulty and saves the processing cost. The plug-in type linear guide rail bead returning device is usually used as a standard component, and is low in maintenance cost, convenient and convenient to install and cost-saving. In addition, the bead returning device of the present disclosure realizes the characteristics of reduced friction, more convenient bead filling, and smoother bead running, and prolongs the service life.

It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like in the above description are directional or positional relationships as indicated based on the drawings, merely to facilitate description of the embodiments of the present disclosure and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus are not to be construed as limiting the embodiments of the present disclosure.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present disclosure, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the presently disclosed embodiments, the terms "mounted," "connected," "secured," and the like are to be construed broadly, as well as being either fixedly connected, detachably connected, or integrally formed, unless otherwise specifically indicated and defined; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art as the case may be.

In the presently disclosed embodiments, unless expressly stated and limited otherwise, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, one skilled in the art can combine and combine the different embodiments or examples described in this specification.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

Claims (8)

1. The utility model provides a grafting formula linear guide returns pearl device which characterized in that includes:

The inner side of the sliding block is respectively provided with four track grooves which are distributed on two sides of the linear guide rail in a pairwise opposite mode, four runner holes are respectively formed in the sliding block, and a bead return pipe is arranged in each runner hole;

The saddle is respectively inserted and arranged at two ends of the sliding block, a bead return chute is respectively arranged on the saddle, and each bead return chute is respectively positioned at the corresponding end parts of the track groove and the bead return pipe and used for connecting the corresponding track groove with the bead return pipe;

Four mounting ports are formed in the saddle, and each mounting port is used for being connected with the end part of the corresponding bead return pipe in an inserting mode; wherein each rotary connecting channel connects the corresponding mounting port with the track groove respectively;

The bead protector is respectively arranged at the end part of the saddle, four containing grooves are respectively arranged in each bead protector, each containing groove is matched with the corresponding bead return chute to form a rotary connecting channel, and each rotary connecting channel is respectively used for connecting the corresponding track grooves with the bead return pipes to form a group of rolling circulating channels, so that when the sliding block moves along the linear guide rail, the rolling bodies can roll in the rolling circulating channels in a circulating way.

2. The plug-in type linear guide bead returning device according to claim 1, wherein two first plug-in parts are respectively arranged on the saddle, each first plug-in part is used for being inserted into a first blocking piece, and each first blocking piece is respectively distributed on the side part of the track groove below the inner side of the sliding block along the length direction of the track groove.

3. The plug-in type linear guide bead returning device according to claim 2, wherein two second plug-in parts are arranged on the saddle, each second plug-in part is used for being inserted into a second blocking piece, and each second blocking piece is respectively distributed between the track groove located above the inner side of the sliding block and the track groove located below the inner side of the sliding block along the length direction of the track groove.

4. The plug-in type linear guide bead returning device according to claim 3, wherein a third plug-in connection portion is arranged on the saddle, the third plug-in connection portion is used for being inserted into a third blocking piece, and the third blocking piece is distributed on the top surface of the inner side of the sliding block along the length direction of the track groove.

5. The plug-in type linear guide bead returning device according to claim 1, wherein the end part of each bead protector is provided with a dust-proof plate.

6. The plug-in type linear guide bead returning device according to claim 1, wherein plug-in parts are respectively arranged on two sides of each bead returning chute, and clamping parts are respectively arranged in each accommodating groove, and each plug-in part is matched with the corresponding clamping part.

7. The plug-in linear guide bead returning device according to claim 1, wherein the rolling bodies are balls.

8. The plug-in type linear guide bead returning device according to claim 4, wherein the first blocking piece, the second blocking piece and the third blocking piece are blocking pieces or blocking plates.