CN215329064U

CN215329064U - Guide rail with shock attenuation anticollision structure

Info

Publication number: CN215329064U
Application number: CN202121338861.2U
Authority: CN
Inventors: 李基顺
Original assignee: Tianjin Loa Transmission Equipment Co ltd
Current assignee: Tianjin Loa Transmission Equipment Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-12-28
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a guide rail with a shock-absorbing and anti-collision structure, which comprises an anti-collision mechanism and a shock-absorbing mechanism, wherein the anti-collision mechanism comprises a guide rail, a sliding groove, a second telescopic rod and a third spring, the guide rail is in sliding connection with a sliding block, the sliding groove is fixedly connected with the guide rail, the sliding groove is in sliding connection with a first connecting plate, the second telescopic rod is fixedly connected with the sliding groove, the second telescopic rod is fixedly connected with a first connecting plate, the first connecting plate is fixedly connected with a first shock-absorbing rubber plate, and the third spring is fixedly connected with the sliding groove. The initial deformation amount of a spring can be adjusted by rotating the second nut and the first nut, so that the elastic force of the first spring is adjusted, when the second nut and the first nut are screwed to reduce the distance between the second fixing plate and the first fixing plate, the initial state of the first spring has large elastic force, the shock absorption effect is not generated for small shocks, the first spring can be adjusted according to the actual use condition, and the operation is convenient.

Description

Guide rail with shock attenuation anticollision structure

Technical Field

The utility model relates to the field of guide rails, in particular to a guide rail with a damping and anti-collision structure.

Background

The guide rail is a groove or ridge made of metal or other materials, can bear, fix and guide a moving device or equipment and reduce the friction of the moving device or equipment, the longitudinal groove or ridge on the surface of the guide rail is used for guiding and fixing machine parts, special equipment, instruments and the like, and the guide rail is also called a slide rail, a linear guide rail and a linear slide rail, has higher rated load than a linear bearing when used in the linear reciprocating motion occasion, can bear certain torque and can realize high-precision linear motion under the condition of high load.

The traditional guide rail lacks anticollision measures in the use, leads to the guide rail to damage because of colliding easily some parts when using, and most guide rail lacks shock-absorbing measures moreover, leads to the guide rail to lead to the guide rail to move unsmoothly because of vibrations influence easily in the use. Therefore, a guide rail with a shock-absorbing and anti-collision structure is proposed to solve the above problems.

Disclosure of Invention

The embodiment provides a guide rail with a shock-absorbing anti-collision structure, which is used for solving the problem that the guide rail in the prior art lacks shock-absorbing measures of an anti-collision mechanism.

According to one aspect of the utility model, the guide rail with the shock-absorbing and anti-collision structure comprises an anti-collision mechanism and a shock-absorbing mechanism, wherein the anti-collision mechanism comprises a guide rail, a sliding chute, a second telescopic rod, a third spring, a third telescopic rod and a fourth spring, the guide rail is connected with the sliding block in a sliding manner, the sliding chute is fixedly connected with the guide rail, the sliding chute is connected with a first connecting plate in a sliding manner, the second telescopic rod is fixedly connected with the sliding chute, the second telescopic rod is fixedly connected with a first connecting plate, the first connecting plate is fixedly connected with a first shock-absorbing rubber plate, the third spring is fixedly connected with the sliding chute, the third spring is fixedly connected with a first connecting plate, the third telescopic rod is fixedly connected with the sliding block, the third telescopic rod is fixedly connected with a second connecting plate, the second connecting plate is fixedly connected with a second shock-absorbing rubber plate, and the second connecting plate is slidably connected with the sliding chute, the fourth spring is fixedly connected with the sliding block, the fourth spring is fixedly connected with the second connecting plate, and the sliding block is fixedly connected with the sliding block;

damper includes fixed plate, No. two nuts, a spring, telescopic link and No. two springs, fixed plate and guide rail fixed connection, and fixed plate and screw rod sliding connection, screw rod and nut threaded connection, and screw rod and No. two fixed plate sliding connection, No. two nuts and screw rod threaded connection, a spring and a fixed plate fixed connection, and a spring and No. two fixed plate fixed connection, a telescopic link and No. two fixed plate fixed connection, and a telescopic link and No. three fixed plate fixed connection, No. two springs and No. two fixed plate fixed connection, and No. two springs and No. three fixed plate fixed connection.

Further, the surface of the guide rail is provided with two sliding grooves, and the two sliding grooves are symmetrically distributed on two sides of the guide rail.

Further, the inside telescopic link No. two that is provided with of spout, two No. two telescopic link symmetric distribution is at spout internal surface, and No. two telescopic links are located inside No. three springs.

Further, the slider surface is provided with two No. three telescopic links, two No. three telescopic link symmetric distribution is on the slider surface, and No. three telescopic links are located No. four inside the spring.

Furthermore, four screw rods are arranged on the surface of the first fixing plate, are distributed on the surface of the first fixing plate in a rectangular mode, and are located inside the first spring.

Furthermore, No. three fixed plate surfaces are provided with a plurality of telescopic links, and are a plurality of telescopic link evenly distributed is on No. three fixed plate surfaces, and a telescopic link is located No. two inside the spring.

According to the embodiment of the utility model, the anti-collision performance of the guide rail is improved through the anti-collision mechanism, the guide rail is prevented from being damaged by collision, and the guide rail is prevented from being unsmooth in operation due to vibration by damping the guide rail through the damping mechanism.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a partial enlarged structure at B in fig. 2 according to an embodiment of the present invention.

In the figure: 1. guide rail, 2, sliding block, 3, the spout, 4, a connecting plate, 5, a fixed plate, 6, a yielding rubber board, 7, the screw rod, 8, a nut, 9, a spring, 10, No. two fixed plates, 11, No. three fixed plates, 12, a telescopic link, 13, No. two springs, 14, the slider, 15, No. two nuts, 16, No. two telescopic links, 17, No. three springs, 18, No. two connecting plates, 19, No. two yielding rubber boards, 20, No. three telescopic links, 21, No. four springs.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The anti-collision mechanism in the embodiment can be applied to various guide rails, for example, the following linear driving guide rail is provided in the embodiment, and the anti-collision mechanism in the embodiment can be used for providing protection for the guide rail.

A linear driving guide rail comprises a guide rail seat, a driving end and a driven end, wherein the driving end and the driven end are fixed at two ends of the guide rail seat, a linear guide rail is fixed on the guide rail seat, and the length of the linear guide rail is longer than that of the guide rail seat, so that after the linear guide rail is fixed on the guide rail seat, two end parts of the linear guide rail are arranged outside the guide rail seat. The linear guide rail comprises an integrated rail beam and rails positioned on two sides of the rail beam, and a sliding assembly is connected with the rails in a sliding manner. The driving end and the driven end are connected with a synchronous belt, one half of the synchronous belt penetrates through the guide rail seat, and two ends of the synchronous belt are clamped, pressed and fixed through the synchronous belt on the sliding assembly. The sliding assembly further comprises a pulley, a containing groove is formed in the bottom of the pulley, six idler wheels are arranged in the containing groove and located on two sides of the rail beam respectively, the number of the idler wheels is three, the idler wheels are connected with the pulley in a rolling mode through rotating shafts, the rails on two sides of the rail beam are embedded in wheel grooves formed in the idler wheels, and the pulley slides left and right through rolling of the idler wheels on the rails. Two lubricating assemblies are arranged on the front end face and the rear end face of the pulley and are symmetrically arranged on two sides of the linear guide rail respectively. Every lubricated subassembly includes a fixing base, and the fixing base is L shape, has seted up the oil filler point with the oil filler point intercommunication in seted up in the fixing base on the lateral wall of fixing base, installs elastic component and felt in the oil filler point. One end of the felt is abutted against the elastic piece, and the other end of the felt is arranged outside the oil filling groove. The fixed slot that is used for installing the fixing base is all offered to the front and back terminal surface of coaster, and the fixing base passes through the fastener to be installed in the fixed slot. After the lubricating component is fixed, the end face of the felt is firmly abutted against the rail through the action of the elastic component, and in order to better realize that the felt and the rail are matched with each other, the shape of the end face of the felt is matched with the shape of the outer surface of the rail. The linear guide is fixed with the guide rail seat through a plurality of fasteners, the vertical protrusion at the upper surface of the guide rail seat is provided with the installation block, a strip groove is formed in the surface of the linear guide matched with the installation block, the strip groove is formed along the length direction of the linear guide, the two sides of the strip groove are correspondingly formed into a first butt surface and a second butt surface which are the same in width, the first butt surface and the second butt surface are abutted to the upper surface of the installation block, and the projection of the first butt surface and the second butt surface completely falls into the upper surface of the installation block. The bottom surface of guide rail seat still is fixed with two bed hedgehopping pieces, and wherein the bottom surface of guide rail seat has seted up two logical grooves along length direction, and two lead to groove along the vertical central plane symmetrical arrangement of guide rail seat, at every logical inslot embedded a plurality of nuts that are equipped with, bed hedgehopping piece realizes through a plurality of fasteners and the nut threaded connection of wearing to establish with the fixed of guide rail seat. The upper end surface and the lower end surface of the block are parallel to the upper surface and the lower surface of the linear guide rail. The driving end comprises a driving cover, a driving seat and a driving wheel, a driving groove is formed in the driving seat, the driving wheel is contained in the driving groove, the driving cover and the driving seat are mutually fixed through a plurality of fasteners, and the driving cover is also fixed with the guide rail seat through a plurality of fasteners, so that the guide rail seat is fixed with the whole driving end. The driving cover is provided with a yielding groove, the left side wall and the right side wall of the yielding groove are provided with guide grooves communicated with the yielding groove, the shape of the groove surface of each guide groove is identical to that of the outer surface of the corresponding rail, and the upper side and the lower side of each guide groove are provided with positioning blocks. The driven end comprises a driven cover, a driven seat and a driven wheel, the driven wheel is contained in a driven groove of the driven seat, the structural shapes of the driven cover and the driven seat are the same as those of the driving cover and the driving seat, and the fixing modes of the driven cover and the driven seat and the fixing modes of the driven end and the guide rail seat are the same as those of the driving end. Be provided with two bolster on the terminal surface of drive lid, the bolster is located the both sides in the groove of stepping down respectively, and every bolster all includes the buffer block of being made by elastic material, for example by rubber, silica gel etc. to and through vulcanizing fixed screw rod with the buffer block, the screw rod passes through threaded connection with the drive lid and fixes, and same mode also is provided with the bolster on the driven lid. One end of the linear guide rail is arranged in the abdicating groove of the driving cover, the rail is just embedded in the guide groove, and the end faces of the positioning blocks at the upper side and the lower side of the guide groove are abutted against the side wall of the rail beam. The other end of the same linear guide is fixedly retained in the driven cover in the same manner.

Of course, the embodiment can also be used for providing matching services for other guide rail devices. No further description is given here, and a description is provided below of a guide rail with a shock-absorbing and anti-collision structure according to an embodiment of the present invention.

Referring to fig. 1-4, a guide rail with a shock-absorbing and anti-collision structure comprises an anti-collision mechanism and a shock-absorbing mechanism, wherein the anti-collision mechanism comprises a guide rail 1, a sliding chute 3, a second expansion rod 16, a third spring 17, a third expansion rod 20 and a fourth spring 21, the guide rail 1 is slidably connected with a sliding block 2, the sliding chute 3 is fixedly connected with the guide rail 1, the sliding chute 3 is slidably connected with a first connecting plate 4, the second expansion rod 16 is fixedly connected with the sliding chute 3, the second expansion rod 16 is fixedly connected with a first connecting plate 4, the first connecting plate 4 is fixedly connected with a first shock-absorbing rubber plate 6, the third spring 17 is fixedly connected with the sliding chute 3, the third spring 17 is fixedly connected with a first connecting plate 4, the third expansion rod 20 is fixedly connected with a sliding block 14, the third expansion rod 20 is fixedly connected with a second connecting plate 18, the second connecting plate 18 is fixedly connected with a second shock-absorbing rubber plate 19, the second connecting plate 18 is connected with the sliding chute 3 in a sliding mode, the fourth spring 21 is fixedly connected with the sliding block 14, the fourth spring 21 is fixedly connected with the second connecting plate 18, and the sliding block 14 is fixedly connected with the sliding block 2;

the damping mechanism comprises a first fixing plate 5, a second nut 15, a first spring 9, a first telescopic rod 12 and a second spring 13, the first fixing plate 5 is fixedly connected with the guide rail 1, the first fixing plate 5 is slidably connected with the screw 7, the screw 7 is in threaded connection with the first nut 8, the screw 7 is slidably connected with the second fixing plate 10, the second nut 15 is in threaded connection with the screw 7, the first spring 9 is fixedly connected with the first fixing plate 5, the first spring 9 is fixedly connected with the second fixing plate 10, the first telescopic rod 12 is fixedly connected with the third fixing plate 11, the second spring 13 is fixedly connected with the second fixing plate 10, the second spring 13 is fixedly connected with the third fixing plate 11, the anti-collision performance of the guide rail is improved through the anti-collision mechanism, and the guide rail is prevented from being damaged due to collision, the guide rail is damped through the damping mechanism, and unsmooth operation caused by vibration is avoided.

The surface of the guide rail 1 is provided with two sliding chutes 3, the two sliding chutes 3 are symmetrically distributed on two sides of the guide rail 1, the sliding block 2 is fully decelerated through a plurality of the two sliding chutes 3 to prevent the sliding block from being impacted, two second telescopic rods 16 are arranged inside the sliding chutes 3, the two second telescopic rods 16 are symmetrically distributed on the inner surface of the sliding chutes 3, the second telescopic rods 16 are positioned inside third springs 17, the surface of the sliding block 14 is provided with two third telescopic rods 20, the two third telescopic rods 20 are symmetrically distributed on the surface of the sliding block 14, the third telescopic rods 20 are positioned inside fourth springs 21, the surface of the first fixing plate 5 is provided with four screw rods 7, the four screw rods 7 are distributed on the surface of the first fixing plate 5 in a rectangular shape, the screw rods 7 are positioned inside the first springs 9, and the guide rail 1 is fully damped through the four screw rods 7 and the four first springs 9, no. three fixed plate 11 surfaces are provided with a plurality of telescopic links 12, and are a plurality of telescopic link 12 evenly distributed is on No. three fixed plate 11 surfaces, and inside telescopic link 12 was located No. two springs 13, carries out abundant shock attenuation through a plurality of telescopic links 12 and No. two springs 13 to guide rail 1, guarantees that its operation is stable.

When the utility model is used, when a sliding block 2 slides along a guide rail 1, a sliding block 14 is driven to slide along a sliding groove 3 through the sliding block 2, when a sliding block 2 block reaches two ends of the guide rail 1, a second damping rubber plate 19 is in collision contact with the surface of a first damping rubber plate 6 to decelerate the sliding block 2, a third telescopic rod 20 and a fourth spring 21 are compressed through a second connecting plate 18, a second telescopic rod 16 and a third spring 17 are compressed through a first connecting plate 4 to decelerate the sliding block 2, the sliding block 2 is prevented from colliding, the sliding block 2 is protected, in the using process, the first telescopic rod 12 and the second spring 13 are subjected to telescopic deformation to perform shock absorption protection on a second fixing plate 10 and the upper structure thereof, the first fixing plate 5 is subjected to shock absorption protection through the telescopic deformation of the first spring 9, the initial deformation of the first spring 9 can be adjusted through rotating the second nut 15 and the first nut 8, reach the elasticity regulation to spring 9, when twisting No. two nuts 15 and No. 8 and reduce the interval between No. two fixed plates 10 and fixed plate 5 of nut, spring 9 initial condition self has great elasticity this moment, just does not produce the shock attenuation effect to some less vibrations, can adjust spring 9 according to the in-service use condition, the simple operation.

The utility model has the advantages that:

1. the anti-collision device has anti-collision measures, when the sliding block slides along the guide rail, the sliding block is driven to slide along the sliding groove through the sliding block, when the sliding block advancing block reaches the two ends of the guide rail, the surface of the first damping rubber plate is in collision contact with the second damping rubber plate, the sliding block is decelerated, meanwhile, the third telescopic rod is compressed through the second connecting plate, the second telescopic rod and the third spring are compressed through the first connecting plate, the sliding block is decelerated, collision of the sliding block is avoided, and the sliding block is protected;

2. the damping device is reasonable in structure, in the using process, the first telescopic rod and the second spring are used for carrying out telescopic deformation to carry out damping protection on the second fixing plate and the upper structure of the second fixing plate, meanwhile, the upper structure of the first fixing plate is subjected to damping protection through the telescopic deformation of the first spring, the initial deformation quantity of the first spring can be adjusted by rotating the second nut and the first nut, the elastic force of the first spring is adjusted, when the second nut and the first nut are screwed to reduce the distance between the second fixing plate and the first fixing plate, the initial state of the first spring has larger elastic force, the damping effect cannot be generated for smaller vibration, the first spring can be adjusted according to the actual use condition, the operation is convenient, the guide rail is sufficiently damped, and the running stability of the guide rail is ensured.

It is well within the skill of those in the art to implement and protect the present invention without undue experimentation and without undue experimentation that the present invention is directed to software and process improvements.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a guide rail with shock attenuation anticollision structure which characterized in that: comprises an anti-collision mechanism and a damping mechanism, wherein the anti-collision mechanism comprises a guide rail (1), a sliding chute (3), a second telescopic rod (16), a third spring (17), a third telescopic rod (20) and a fourth spring (21), the guide rail (1) is in sliding connection with a sliding block (2), the sliding chute (3) is fixedly connected with the guide rail (1), the sliding chute (3) is in sliding connection with a first connecting plate (4), the second telescopic rod (16) is fixedly connected with the sliding chute (3), the second telescopic rod (16) is fixedly connected with the first connecting plate (4), the first connecting plate (4) is fixedly connected with a first damping rubber plate (6), the third spring (17) is fixedly connected with the sliding chute (3), the third spring (17) is fixedly connected with the first connecting plate (4), the third telescopic rod (20) is fixedly connected with a sliding block (14), and the third telescopic rod (20) is fixedly connected with the second connecting plate (18), the second connecting plate (18) is fixedly connected with the second damping rubber plate (19), the second connecting plate (18) is slidably connected with the sliding groove (3), the fourth spring (21) is fixedly connected with the sliding block (14), the fourth spring (21) is fixedly connected with the second connecting plate (18), and the sliding block (14) is fixedly connected with the sliding block (2);

the damping mechanism comprises a first fixing plate (5), a second nut (15), a first spring (9), a first telescopic rod (12) and a second spring (13), the first fixing plate (5) is fixedly connected with the guide rail (1), the first fixing plate (5) is in sliding connection with the screw rod (7), the screw rod (7) is in threaded connection with the first nut (8), the screw rod (7) is in sliding connection with the second fixing plate (10), the second nut (15) is in threaded connection with the screw rod (7), the first spring (9) is fixedly connected with the first fixing plate (5), the first spring (9) is fixedly connected with the second fixing plate (10), the first telescopic rod (12) is fixedly connected with the third fixing plate (11), the second spring (13) is fixedly connected with the second fixing plate (10), and the second spring (13) is fixedly connected with the third fixing plate (11).

2. A guide rail having a shock-absorbing and collision-preventing structure as set forth in claim 1, wherein: the surface of the guide rail (1) is provided with two sliding grooves (3), and the two sliding grooves (3) are symmetrically distributed on two sides of the guide rail (1).

3. A guide rail having a shock-absorbing and collision-preventing structure as set forth in claim 1, wherein: the inside telescopic link (16) of two that are provided with of spout (3), two telescopic link (16) symmetric distribution is on spout (3) internal surface, and No. two telescopic link (16) are located inside No. three spring (17).

4. A guide rail having a shock-absorbing and collision-preventing structure as set forth in claim 1, wherein: the surface of the sliding block (14) is provided with two third telescopic rods (20), the two third telescopic rods (20) are symmetrically distributed on the surface of the sliding block (14), and the third telescopic rods (20) are located inside the fourth spring (21).

5. A guide rail having a shock-absorbing and collision-preventing structure as set forth in claim 1, wherein: the surface of the first fixing plate (5) is provided with four screw rods (7), the four screw rods (7) are distributed on the surface of the first fixing plate (5) in a rectangular mode, and the screw rods (7) are located inside the first spring (9).

6. A guide rail having a shock-absorbing and collision-preventing structure as set forth in claim 1, wherein: no. three fixed plate (11) surfaces are provided with a plurality of telescopic link (12), and is a plurality of telescopic link (12) evenly distributed is on No. three fixed plate (11) surfaces, and telescopic link (12) are located No. two inside springs (13).