CN208294948U

CN208294948U - Guide rail

Info

Publication number: CN208294948U
Application number: CN201820323870.6U
Authority: CN
Inventors: 林�建
Original assignee: Taizhou Lei Cheng Steel Cold Drawn Co Ltd
Current assignee: Taizhou Lei Cheng Steel Cold Drawn Co Ltd
Priority date: 2018-03-09
Filing date: 2018-03-09
Publication date: 2018-12-28
Anticipated expiration: 2028-03-09

Abstract

The utility model provides a kind of guide rail, belongs to field of mechanical technique.It solves the problems, such as that using effect is undesirable when the splicing of existing guide rail.The utility model guide rail, including track body one and track body two, track body one is identical as the section of track body two, one end of track body one is equipped with positioning groove, one end of track body two is equipped with the positioning convex body of protrusion and positioning convex body is in positioning groove, and the end thread of track body one is connected with screw and screw passes through positioning convex body.The utility model guide rail uses ideal and is convenient for assembling after having the advantages that splicing.

Description

Guide rail

Technical field

The utility model belongs to field of mechanical technique, is related to a kind of guide rail, especially a kind of guide rail.

Background technique

Line slideway auxiliary be for support with guided-moving component, do linear reciprocating motion by given direction, straight line is led The sliding block that rail pair generally comprises guide rail and is used cooperatively with guide rail.Line slideway auxiliary is used for straight reciprocating motion occasion, possesses Nominal load more higher than linear bearing, while certain torque can be undertaken, high-precision can be realized in high-load situations, this Linear motion.But common guide rail is generally the guide rail of joint length, under operating condition of the needs in long range translation, generally will Correspondence one end of the identical guide rail in two sections mutually reclines, then is fixed on installation site, forms longer guide rail.Using above-mentioned side Formula forms the gap of any between the end of two guide rails, while cannot be guaranteed the concentricity of two guide rails, therefore using effect It is less desirable.

A kind of guide rail (application number: 201110171088.X) as disclosed in Chinese patent literature, including track one, track Two, hole one and hole two, track one are fixedly connected with track two, and track one is equipped with hole one, and track two is equipped with hole two, track one It is fixedly connected by bolt with track two, card slot is equipped between hole two.But the guide rail is when in use, and when connection is easy to produce partially It moves, therefore using effect is less desirable.

Summary of the invention

The purpose of this utility model is the presence of the above problem in view of the prior art, is proposed after a kind of splicing using more Guide rail ideal and convenient for assembling.

The purpose of this utility model can be realized by the following technical scheme: guide rail, including track body one and rail Road body two, the track body one are identical as the section of track body two, which is characterized in that the one of the track body one End is equipped with positioning groove, and one end of the track body two is equipped with the positioning convex body of protrusion and the positioning convex body is embedded in described Positioning groove in, the end thread of the track body one be connected with screw and the screw pass through the convex Body.

When track body one and track body two-phase splice, the positioning convex body of track body two is inserted into the positioning of track body one In groove, then screw, which is passed through positioning convex body, is fixedly connected with track body one with track body two, has splicing convenient and uses more Ideal advantage has the advantages that connection effect is preferable between track body one and track body two by the way of splicing.

In above-mentioned guide rail, the two sides of the track body one are equipped with countersunk recesses, one end of the screw In the countersunk recesses, the countersunk recesses described in another are embedded with nut, and the other end of the screw and institute The nut thread stated is connected.Screw and nut are embedded in countersunk recesses, will not be generated interference when in use and be made structure more Compact advantage.

In above-mentioned guide rail, the end of one end of the track body one is equipped with guiding convex body, the track The corresponding end of body two is equipped with guiding groove and the guiding convex body is inserted in guiding groove.It is embedded in and is led by guiding convex body Into groove, the rotation of one relative orbit body two of track body is avoided, has the advantages that locating effect preferably and connection is relatively firm.

In above-mentioned guide rail, the quantity of the guiding convex body is guiding convex body described in four and four with institute It is symmetrical arranged centered on the axis for the screw stated.

In above-mentioned guide rail, the rectangular in cross-section of the guiding convex body.Using above-mentioned setting, have connection compared with For secured advantage.

In above-mentioned guide rail, the upper end of the track body one and the track body two is equipped with steel-ball groove.

In above-mentioned guide rail, it is recessed that the two sides of the track body one and the track body two are equipped with resigning Slot, the resigning groove is parallel to the axial of track body one and the track body two and is arranged, and the countersunk head Groove is located at the slot bottom of the resigning groove.Countersunk recesses are located at the slot bottom of resigning groove, make the structure letter of the utility model guide rail Single compact advantage.

In above-mentioned guide rail, the bottom of the track body one and the track body two is equipped with resigning groove Two and the resigning groove two be parallel to the axial of track body one and the track body two and be arranged.It is allowed by setting Position groove two, has preferable locating effect when installing the utility model guide rail.

Compared with prior art, the utility model guide rail has the advantage that

1, when track body one and track body two-phase splice, the positioning convex body of track body two is inserted into determining for track body one Position groove in, then by screw pass through positioning convex body be fixedly connected with track body one with track body two, with easy to assembly and use compared with Have the advantages that connection effect is preferable between track body one and track body two by the way of assembling for ideal advantage；

2, screw and nut are embedded in countersunk recesses, will not be generated interference when in use and be made more compact excellent of structure Point；

3, countersunk recesses are located at the slot bottom of resigning groove, make the advantage simple and compact for structure of the utility model guide rail；

4, by setting resigning groove two, there is preferable locating effect when the utility model guide rail is installed.

Detailed description of the invention

Fig. 1 is the main view of the track body one (track body two) of the utility model guide rail.

Fig. 2 is the overhead, partial cut-away view of the utility model guide rail.

In figure, 1, track body one；1a, positioning groove；1b, guiding convex body；2, track body two；2a, positioning convex body；2b, it leads To groove；3, screw；4, countersunk recesses；5, steel-ball groove；6, resigning groove；7, resigning groove two.

Specific embodiment

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

As illustrated in fig. 1 and 2, guide rail, track body 1 and track body 22, track body 1 and track body 22 are cut Face is identical, and one end of track body 1 is equipped with positioning groove 1a, and one end of track body 22 is equipped with the positioning convex body 2a of protrusion and determines Position convex body 2a is in positioning groove 1a, and the end thread of track body 1 is connected with screw 3 and screw 3 passes through the positioning Convex body 2a.The two sides of track body 1 are equipped with countersunk recesses 4, and one end of screw 3 is in countersunk recesses 4, another countersunk recesses 4 are embedded with nut, and the other end of screw 3 is connected with nut thread, will not generate interference when in use and keep structure more tight The advantages of gathering.

The end of one end of track body 1 is equipped with the guiding convex body 1b of rectangular in cross-section, and the corresponding end of track body 22 is set There is guiding groove 2b and the guiding convex body 1b is inserted in guiding groove 2b.The quantity for being oriented to convex body 1b is four and four Convex body 1b is oriented to be symmetrical arranged centered on the axis of screw 3.

The upper end of track body 1 and the track body 22 is equipped with steel-ball groove 5.

The two sides of track body 1 and track body 22 are equipped with resigning groove 6, resigning groove 6 be parallel to track body 1 with The axial setting of track body 22, and countersunk recesses 4 are located at the slot bottom of resigning groove 6.The bottom of track body 1 and track body 22 It is equipped with resigning groove 27 and resigning groove 27 is parallel to track body 1 and the axial of the track body 22 is arranged.

When track body 1 splices with 22 phase of track body, the positioning convex body 2a of track body 22 is inserted into track body 1 Positioning groove 1a in, and make be oriented to convex body 1b embedded in guiding groove 2b in, then by screw 3 pass through positioning convex body 2a make track body One 1 are fixedly connected with track body 22, have the advantages that it is easy to assembly and using ideal, track body 1 and track body 22 it Between using assembling by the way of, have the advantages that connection effect is preferable.The rotation for avoiding one 1 relative orbit body 22 of track body, has The advantage that locating effect is preferable and connection is relatively firm.By be arranged resigning groove 27, make the utility model guide rail install when have compared with Good locating effect.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Although track body 1, positioning groove 1a, guiding convex body 1b, track body 22, convex is used more herein The terms such as body 2a, guiding groove 2b, screw 3, countersunk recesses 4, steel-ball groove 5, resigning groove 6, resigning groove 27, but do not arrange A possibility that except other terms are used.The use of these items is only for be more convenient to describe and explain the sheet of the utility model Matter；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.

Claims

1. guide rail, track body one (1) and track body two (2), the track body one (1) and the track body two (2) section is identical, which is characterized in that one end of the track body one (1) is equipped with positioning groove (1a), the track body One end of two (2) is equipped with the positioning convex body (2a) of protrusion and the positioning convex body (2a) is embedded in the positioning groove (1a) Interior, the end thread of the track body one (1) is connected with screw (3) and the screw (3) passes through the positioning convex body (2a)。

2. guide rail according to claim 1, which is characterized in that the two sides of the track body one (1) are equipped with countersunk head Groove (4), one end of the screw (3) is in the countersunk recesses (4), in the countersunk recesses (4) described in another The other end embedded with nut, and the screw (3) is connected with the nut thread.

3. guide rail according to claim 1, which is characterized in that the end of one end of the track body one (1) is set Have guiding convex body (1b), one section of end of the track body two (2) is equipped with guiding groove (2b) and the guiding convex body (1b) is inserted in guiding groove (2b).

4. guide rail according to claim 3, which is characterized in that the quantity of the guiding convex body (1b) be four and Guiding convex body (1b) described in four is symmetrical arranged centered on the axis of the screw (3).

5. guide rail according to claim 3 or 4, which is characterized in that the section of the guiding convex body (1b) is in square Shape.

6. guide rail according to claim 1 or 2 or 3 or 4, which is characterized in that the track body one (1) with it is described Track body two (2) upper end be equipped with steel-ball groove (5).

7. guide rail according to claim 2, which is characterized in that the track body one (1) and the track body The two sides of two (2) are equipped with resigning groove (6), and the resigning groove (6) is parallel to the track body one (1) and described The axial setting of track body two (2), and the countersunk recesses (4) are located at the slot bottom of the resigning groove (6).

8. guide rail according to claim 1 or 2 or 3 or 4, which is characterized in that the track body one (1) with it is described The bottom of track body two (2) be equipped with resigning groove two (7) and the resigning groove two (7) is parallel to the track body One (1) and the axial of the track body two (2) are arranged.