CN214837854U - Ball type miniature linear guide rail - Google Patents

Abstract

The utility model discloses a ball type micro linear guide rail, which comprises a guide rail, wherein two side walls of the guide rail in the second direction are provided with sliding grooves, the guide rail also comprises a slide seat assembly which is arranged on the guide rail in a sliding way and is assembled by splicing, the slide seat assembly has simple structure and convenient installation, the slide seat assembly comprises a seat body, a detachable limiting part which is arranged on two sides of the seat body in the second direction, and a detachable part which is arranged on two sides of the seat body in the first direction, and a detachable part which is arranged on the fixing part and is far away from the end cover on one side of the seat body, the seat body comprises a slide block matched with the sliding grooves, one side of the slide block close to the guide rail is provided with a first ball groove, one side of the slide block far away from the guide rail is provided with a second ball groove, the first ball groove is matched with the sliding grooves, the second ball groove is matched with the limiting part, the assembly and disassembly are convenient, the installation efficiency is high, the replacement is convenient, and the economic benefit is good.

Description

Ball type miniature linear guide rail

Technical Field

The utility model relates to a guide rail technical field, concretely relates to miniature linear guide of ball formula.

Background

The linear guide rail is a component which is used for supporting and guiding a moving part and does reciprocating linear motion according to a given direction, is also called a linear rail, a sliding rail, a linear guide rail and the like, can realize high-precision linear motion under the condition of high load, has wide application in various precision numerical control machines and mechanical manufacturing industries, and has the performance of determining the precision of the numerical control machine.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a ball type miniature linear guide rail which has simple structure, convenient assembly and disassembly, convenient replacement and high installation efficiency.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the utility model provides a miniature linear guide of ball formula, includes the guide rail, the guide rail is equipped with the spout on the both sides wall of second side, still includes the slidable setting and is in slide subassembly on the guide rail, the slide subassembly includes that pedestal, detachable set up the pedestal sets up at spacing portion, the detachable of second direction both sides the pedestal sets up fixed part and the detachable of first direction both sides are in the fixed part is kept away from the end cover of pedestal one side, the pedestal include with spout complex slider, the slider is close to one side of guide rail is equipped with first ball groove, the slider is kept away from one side of guide rail is equipped with the second ball groove, first ball groove with the spout cooperation is used for holding the ball, the second ball groove with spacing portion cooperation is used for holding the ball.

Preferably, the limiting part comprises a steering part and a containing component, the steering part is arranged at the end parts of two sides of the first direction of the limiting part, the containing component is used for containing the sliding block, the containing component is arranged between the steering parts, the steering part is used for realizing steering of the balls, the steering part is matched with the sliding block, a third ball groove is formed in one side, away from the base, of the steering part, a fourth ball groove is formed in one side, close to the base, of the steering part, the fourth ball groove is matched with the sliding groove and used for containing the balls, the containing component comprises a fifth ball groove, and the fifth ball groove is matched with the third ball groove and the second ball groove and used for containing the balls.

Preferably, the limiting portion further includes mounting members disposed at both side ends of the first direction, the base body is provided with clamping holes at both sides of the first direction, the mounting members include abutting holes matched with the clamping holes and blocking members matched with the base body, and the blocking members extend from the limiting portion to the base body.

Preferably, the accommodating assembly comprises a bottom support piece, a top blocking piece and a side blocking piece, the side blocking piece is arranged on one side of the limiting part far away from the base body, the fifth ball groove is arranged on the side blocking piece, the bottom support piece comprises a first clamping piece arranged on one side of the bottom support piece close to the base body, the top blocking piece comprises a second clamping piece arranged on one side of the top support piece close to the base body, and the first clamping piece and the second clamping piece are arranged in a matched mode.

Preferably, the fixing portion includes a flange, the flange is disposed on a side of the fixing portion away from the seat body, the flange is disposed in cooperation with the end cover, and a notch is disposed on the end cover in cooperation with the flange.

Preferably, the fixed part includes with joint hole reaches butt hole complex first joint pole, first joint pole sets up the fixed part is close to on one side of pedestal.

Preferably, the fixing part comprises a supporting part and a resisting part which are matched with the steering part, the supporting part is arranged below the steering part and is used for supporting the steering part, and the resisting part is arranged above the supporting part and is used for pressing the steering part.

Preferably, one side of the fixed part close to the seat body is provided with a groove and a convex part, the first clamping rod is arranged in the groove, the convex part is provided with a second clamping rod, and the second clamping rod is matched with the clamping hole and the abutting hole.

Preferably, one side of the fixing part, which is close to the end cover, is provided with a first fastening hole, and the end cover is provided with a second fastening hole matched with the first fastening hole.

Preferably, the chute comprises a first abutment cooperating with said first catch and a second abutment cooperating with said second catch.

Compared with the prior art, the beneficial effects of the utility model are that: the sliding seat component is arranged and comprises a seat body, a limiting part, a fixing part and an end cover, and can be disassembled and assembled, so that the structure is simple, the disassembly and the assembly are convenient, the replacement of each part of the sliding seat is convenient, the cost is saved, and the installation efficiency is high; the pedestal includes the slider, is equipped with first ball groove and second ball groove on the slider, the spout cooperation of first ball groove and guide rail, second ball groove and spacing cooperation for hold the ball, form complete holding tank through the mode of assembling, can select suitable part to assemble according to the size and the model of ball, the practicality is strong.

Drawings

FIG. 1 is a schematic view of the overall structure of a preferred embodiment of the present invention;

fig. 2 is a schematic structural view of a guide rail according to a preferred embodiment of the present invention;

FIG. 3 is a disassembled view of the slide assembly according to a preferred embodiment of the present invention;

FIG. 4 is an enlarged partial schematic view of FIG. 3;

fig. 5 is a schematic structural view of a limiting portion according to a preferred embodiment of the present invention;

fig. 6 is a side view of the seat body, the limiting portion and the guide rail according to a preferred embodiment of the present invention;

fig. 7 is a partially enlarged schematic view of fig. 6.

In the figure:

100-a guide rail; 110-a chute; 111-a first abutment; 112-a second abutment; 120-mounting holes;

200-a seat body; 210-a slider; 211-a first ball groove; 212-a second ball groove; 220-clamping holes;

300-a limiting part; 310-a steering member; 311-a third ball groove; 312-a fourth ball groove; 320-a mount; 321-an abutting hole; 322-stop; 330-a base member; 331-a first catch; 332-a top stop; 333-a second cartridge; 334-side stops; 335-fifth ball groove;

400-a fixed part; 410-a first click rod; 420-a flange; 430-a support; 431-a stop; 440-a groove; 450-a male member; 451-second click bar; 460. a first fastening hole;

500-end cap; 510-a gap; 520-second fastening hole.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

As shown in fig. 1, the ball-type micro linear guide in this embodiment includes a guide rail 100 and a slider assembly slidably disposed on the guide rail 100, and for convenience of description, it is defined that a direction along an X-axis is a first direction, and a direction along a Y-axis is a second direction, and the slider assembly reciprocates on the guide rail 100 along the first direction, with reference to fig. 1 and fig. 2, two side walls of the guide rail 100 in the second direction are provided with sliding grooves 110, the sliding grooves 110 are disposed in cooperation with the slider assembly, the guide rail 100 is provided with mounting holes 120, and the mounting holes 120 are through holes for mounting the guide rail 100 to a desired position.

Preferably, the number of the mounting holes 120 is four, so as to improve the stability of the installation.

As shown in fig. 3, the sliding seat assembly includes a seat 200, a position-limiting portion 300, a fixing portion 400 and an end cap 500, wherein the position-limiting portion 300 is detachably disposed on two sides of the seat 200 in the second direction, the fixing portion 400 is detachably disposed on two sides of the seat 200 in the first direction, and the end cap 500 is detachably disposed on one side of the fixing portion 400 away from the seat 200.

The base 200 includes a slider 210, the slider 210 is disposed in cooperation with the sliding groove 110, a first ball groove 211 is disposed on one side of the slider 210 close to the guide rail 100, a second ball groove 212 is disposed on one side of the slider 210 far away from the guide rail 100, the first ball groove 211 is disposed in cooperation with the sliding groove 110, the second ball groove 212 is disposed in cooperation with the limiting portion 300, and is used for accommodating balls, and the balls are conventional designs in the field.

To facilitate the connection between the seat body 200 and other sliding seat assemblies, the seat body 200 is provided with a locking hole 220 in the first direction.

With reference to fig. 3 and fig. 5 to 7, the limiting portion 300 includes a steering member 310, a mounting member 320, and an accommodating component for accommodating the slider 210 of the base 200, the steering member 310 is disposed at two side ends of the limiting portion 300 in the first direction, the accommodating component is disposed between the steering members 310 at two sides, the mounting member 320 is disposed at two side ends of the limiting portion 300 in the first direction, one side of the steering member 310 away from the accommodating component is set to be arc-shaped for realizing steering of the balls, when the limiting portion 300 is mounted on the base 200, the steering member 310 is located at the outer side of the slider 210, one end of the steering member 310 close to the accommodating component abuts against the slider 210, that is, the two steering members 310 can limit the slider 210.

As shown in fig. 6, a third ball groove 311 is disposed on a side of the steering member 310 away from the housing 200, a fourth ball groove 312 is disposed on a side of the steering member 310 close to the housing 200, the third ball groove 311 and the first ball groove 211 cooperate with the sliding groove 110 to form a complete first ball channel for accommodating balls, the balls move therein and cannot be separated, and the fourth ball groove 312 and the second ball groove 212 cooperate with the accommodating component to accommodate the balls.

The mounting member 320 is engaged with the end of the base 200, in this embodiment, the mounting member 320 includes an abutting hole 321 engaged with the engaging hole 220 of the base 200 and a stopper 322 engaged with the base 200, the stopper 322 extends from the limiting portion 300 to the base 200 to perform the engaging action with the base 200, so that the mounting member 320 and the base 200 are better engaged.

Preferably, the stop 322 is integrally provided with the mounting member 320.

As shown in fig. 6 and 7, the accommodating assembly includes a bottom support 330, a top stop 332 and a side stop 334, the bottom support 330 includes a first latch 331 disposed on a side of the bottom support close to the base 200, the top stop 332 includes a second latch 333 disposed on a side of the top support close to the base 200, the side stop 334 is disposed on a side away from the base 200 for laterally limiting the slider 210 and the balls, preferably, the first latch 331 is disposed perpendicular to the bottom support 330 and is L-shaped, the second latch 333 is disposed perpendicular to the top stop 332 and is L-shaped, and the first latch 331 and the second latch 333 cooperate to limit the slider 210 and prevent the slider 210 from being removed.

As shown in fig. 7, in the present embodiment, the sliding chute 110 includes a first abutting member 111 cooperating with the first latch 331 and a second abutting member 112 cooperating with the second latch 333, and the first abutting member 111 and the second abutting member 112 perform a avoiding function, so as to prevent the first latch 331 and the second latch 333 from being scratched, and prolong the service life.

The side blocking member 334 is provided with a fifth ball groove 335 at a side close to the seat body 200, the fifth ball groove 335 is matched with the fourth ball groove 312 and the second ball groove 212 to form a complete second ball channel, so that the balls move in the complete second ball channel and cannot be separated, and the steering member 310 realizes the steering of the balls between the first ball channel and the second ball channel.

With reference to fig. 3 and 4, the fixing portion 400 includes a first clamping rod 410 and a flange 420, the first clamping rod 410 is disposed on one side of the fixing portion 400 close to the seat 200, the flange 420 is disposed on one side of the fixing portion 400 away from the seat 200, the first clamping rod 410 is disposed in cooperation with the clamping hole 220 on the seat 200 and the abutting hole 321 on the limiting portion 300, when the slide seat assembly is installed, the first clamping rod 410 is inserted into the clamping hole 220 and the abutting hole 321 to connect the seat 200 and the limiting portion 300 together, so as to achieve a fixing and installing effect, and the stability is good; flange 420 sets up with the end cover 500 cooperation, is equipped with on the end cover 500 with flange 420 complex breach 510, through the cooperation of flange 420 and breach 510, can carry out spacingly with end cover 500, does not need artifical location, simple to operate, the raising the efficiency.

For the convenience of installation, a first fastening hole 460 is provided at a side of the fixing part 400 adjacent to the end cap 500, a second fastening hole 520 matched with the first fastening hole 460 is provided at the end cap 500, and the end cap 500 is provided at the fixing part 400 through the first fastening hole 460 and the second fastening hole 520.

Preferably, the first fastening hole 460 and the second fastening hole 520 are provided as screw holes, and are coupled and fixed by screws.

As shown in fig. 4, in order to achieve a better fixing effect, a supporting member 430 is disposed on one side of the fixing portion 400 close to the seat body 200, the supporting member 430 is disposed in cooperation with the steering member 310, the supporting member 430 is disposed below the steering member 310 for supporting the steering member 310, and preferably, a stopping member 431 is disposed above the supporting member 430, and the stopping member 431 is used for pressing the steering member 310 to prevent the steering member 310 from shaking, so that the fixing effect is better.

In order to achieve a better installation effect, one side of the fixing portion 400, which is close to the seat body 200, is provided with a groove 440 and a protrusion 450, the first clamping rod 410 is arranged in the groove 440, and the second clamping rod 451 is arranged on the protrusion 450, so that it can be known that the length of the first clamping rod 410 is greater than that of the second clamping rod 451, and thus the fixing portion 400, the seat body 200 and the limiting portion 300 are better and more stable in installation effect.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims (10)

1. The utility model provides a miniature linear guide of ball formula, includes guide rail (100), guide rail (100) are equipped with spout (110) on the both sides wall of second side, its characterized in that: the sliding seat assembly is arranged on the guide rail (100) in a sliding manner, and comprises a seat body (200), a limiting part (300) which is detachably arranged on two sides of the seat body (200) in the second direction, a fixing part (400) which is detachably arranged on two sides of the seat body (200) in the first direction and an end cover (500) which is detachably arranged on one side, far away from the seat body (200), of the fixing part (400), wherein the seat body (200) comprises a sliding block (210) matched with the sliding groove (110), one side, close to the guide rail (100), of the sliding block (210) is provided with a first ball groove (211), one side, far away from the guide rail (100), of the sliding block (210) is provided with a second ball groove (212), the first ball groove (211) is matched with the sliding groove (110) and used for accommodating balls, and the second ball groove (212) is matched with the limiting part (300), for receiving the balls.

2. The ball type micro linear guide of claim 1, wherein: the limiting part (300) comprises steering pieces (310) arranged at two side ends in the first direction and a containing component used for containing the sliding block (210), the receiving assembly is arranged between the steering members (310), the steering members (310) are used for realizing the steering of the balls, the steering piece (310) is matched with the sliding block (210), a third ball groove (311) is arranged on one side of the steering piece (310) far away from the seat body (200), a fourth ball groove (312) is arranged on one side of the steering piece (310) close to the seat body (200), the fourth ball groove (312) is matched with the sliding groove (110), for accommodating balls, the accommodating assembly comprising a fifth ball groove (335), the fifth ball groove (335) cooperating with the third ball groove (311) and the second ball groove (212) for accommodating balls.

3. The ball type micro linear guide of claim 2, wherein: the limiting part (300) further comprises mounting parts (320) arranged at two side ends in the first direction, clamping holes (220) are formed in two sides of the base body (200) in the first direction, each mounting part (320) comprises an abutting hole (321) matched with each clamping hole (220) and a blocking part (322) matched with the base body (200), and each blocking part (322) extends from the limiting part (300) to the base body (200).

4. The ball type micro linear guide of claim 2, wherein: the accommodating component comprises a bottom support piece (330), a top blocking piece (332) and a side blocking piece (334), the side blocking piece (334) is arranged on one side, away from the base body (200), of the limiting part (300), the fifth ball groove (335) is arranged on the side blocking piece (334), the bottom support piece (330) comprises a first clamping piece (331) arranged on one side, close to the base body (200), of the bottom support piece, the top blocking piece (332) comprises a second clamping piece (333) arranged on one side, close to the base body (200), of the top blocking piece, and the first clamping piece (331) and the second clamping piece (333) are arranged in a matched mode.

5. The ball type micro linear guide of claim 1, wherein: the fixing portion (400) comprises a flange (420), the flange (420) is arranged on one side, away from the base body (200), of the fixing portion (400), the flange (420) is matched with the end cover (500), and a notch (510) matched with the flange (420) is formed in the end cover (500).

6. The ball type micro linear guide of claim 3, wherein: the fixing portion (400) comprises a first clamping rod (410) matched with the clamping hole (220) and the abutting hole (321), and the first clamping rod (410) is arranged on one side, close to the seat body (200), of the fixing portion (400).

7. The ball type micro linear guide of claim 2, wherein: the fixing part (400) comprises a supporting part (430) and a stop part (431), wherein the supporting part (430) is matched with the steering part (310), the supporting part (430) is arranged below the steering part (310) and is used for supporting the steering part (310), and the stop part (431) is arranged above the supporting part (430) and is used for pressing the steering part (310).

8. The ball type micro linear guide of claim 6, wherein: one side, close to the seat body (200), of the fixing portion (400) is provided with a groove (440) and a protruding part (450), the first clamping rod (410) is arranged in the groove (440), the protruding part (450) is provided with a second clamping rod (451), and the second clamping rod (451) is matched with the clamping hole (220) and the abutting hole (321).

9. The ball type micro linear guide of claim 1, wherein: one side, close to the end cover (500), of the fixing part (400) is provided with a first fastening hole (460), and the end cover (500) is provided with a second fastening hole (520) matched with the first fastening hole (460).

10. The ball type micro linear guide of claim 4, wherein: the chute (110) comprises a first abutment (111) cooperating with said first catch (331) and a second abutment (112) cooperating with said second catch (333).

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