CN211599440U

CN211599440U - Linear guide rail locking device

Info

Publication number: CN211599440U
Application number: CN201922473858.0U
Authority: CN
Inventors: 任利军
Original assignee: Changzhou Haite Ciren Transmission Technology Co ltd
Current assignee: Changzhou Haite Ciren Transmission Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-29
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a linear guide technical field especially relates to a linear guide locking device, including guide rail, slider, adjusting nut, bearing housing, guide cylinder, movable block, threaded lead screw, stopper, connecting plate, fixed column, connecting hole, lubricated end box, notes oil pipe, keep ware and steel ball, the slider cup joints on the surface of guide rail, slider and guide rail sliding connection, the spacing groove has been seted up to the intermediate position at guide rail top, adjusting nut's top and bottom respectively with one side fixed connection of two bearing housings, the bottom of bearing housing and the top fixed connection of slider, the top of bearing housing and the bottom fixed connection of guide cylinder. The utility model discloses reached and made linear guide reach the purpose of auto-lock effect, overall structure is simple simultaneously, and the working process is reliable and stable, can form firm fixed effect to linear guide, and then is convenient for have improved work efficiency to the processing of work piece.

Description

Linear guide rail locking device

Technical Field

The utility model relates to a linear guide technical field especially relates to a linear guide locking device.

Background

The linear guide rail is also called a linear rail, a slide rail, a linear guide rail and a linear slide rail, is used in the linear reciprocating motion occasion, can bear certain torque, can realize high-precision linear motion under the condition of high load, and is in infinite rolling circulation between a slide block and the guide rail by steel balls, so that a load platform can easily perform high-precision linear motion along the guide rail, the friction coefficient is reduced to one fiftieth of that of common traditional sliding guide, and high positioning precision can be easily achieved. The linear guide rail can bear loads in various directions such as up, down, left and right, and the like, and can realize smoother motion with low noise.

The linear guide rail plays a guiding role in the application process and belongs to a driven part, the linear guide rail is arranged on a rack, a working part is arranged on a sliding block, and other connected parts are not arranged, at this time, if the position of the working part is fixed, other mechanisms can only be specially arranged on the working part, for a structure driven by a servo motor, the positioning can be realized through the self-locking function of the servo motor, for a common motor or a manual device, when the working table is required to stop moving and be fixed at a certain point, the positioning cannot be realized, so that the processing operation of a workpiece is inconvenient, and the manufacturing cost is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a linear guide locking device has reached the purpose that makes linear guide reach the auto-lock effect, and overall structure is simple simultaneously, and the working process is reliable and stable, can form firm fixed effect to linear guide, and then is convenient for to the processing of work piece, has improved work efficiency.

(II) technical scheme

In order to realize the technical problem, the utility model provides a following technical scheme: a locking device of a linear guide rail comprises a guide rail, a slide block, an adjusting nut, a bearing sleeve, a guide cylinder, a movable block, a threaded screw rod, a limiting block, a connecting plate, a fixed column, a connecting hole, a lubricating end box, an oil injection pipe, a retainer and a steel ball, the sliding block is sleeved on the outer surface of the guide rail and is connected with the guide rail in a sliding way, a limit groove is arranged in the middle of the top of the guide rail, the top and the bottom of the adjusting nut are respectively fixedly connected with one side of the two bearing sleeves, the bottom of the bearing sleeve is fixedly connected with the top of the sliding block, the top of the bearing sleeve is fixedly connected with the bottom of the guide cylinder, the outer side wall of the movable block is connected with the inner side wall of the guide cylinder in a sliding way, the bottom of movable block is connected with the one end rotation of screw lead screw, the surface and the adjusting nut of screw lead screw pass through threaded connection, the bottom of screw lead screw extends to the inside of spacing groove.

Further, the stopper is located the inside of spacing groove, the both sides of stopper respectively with the both sides sliding connection of spacing inslot wall, the top of stopper and the bottom fixed connection of screw lead screw.

Furthermore, the top of the guide cylinder is fixedly connected with the middle position of the bottom of the connecting plate, the periphery of the top of the sliding block is fixedly connected with one ends of the four fixing columns respectively, and the tops of the four fixing columns are fixedly connected with the periphery of the bottom of the connecting plate respectively.

Furthermore, connecting holes are formed in the periphery of the top of the connecting plate, and threads are formed in the inner side wall of each connecting hole.

Further, the top in slider the place ahead is fixed connection with one side of lubricated end box, one side of lubricated end box and the fixed intercommunication of one end of notes oil pipe.

Furthermore, the two sides of the guide rail are respectively and fixedly connected with one side of the two retainers, the steel balls are positioned in the retainers, and the steel balls and the inner side walls of the sliding blocks are in a movable state.

(III) advantageous effects

The utility model provides a linear guide locking device possesses following beneficial effect:

1. the utility model discloses an adjusting nut is stirred to clockwise, because adjusting nut and screw lead screw from locking-type threaded connection state, consequently, the screw lead screw is in step-by-step displacement downwards, the movable block is in synchronous gliding state in the inside of guide cylinder simultaneously, when the bottom of stopper contacts with spacing inslot wall bottom, can make the stopper form extrusion contact for the guide rail, consequently, make and be in the relatively fixed state between slider and the guide rail, the work piece that makes the slider bottom possesses the ability of being fixed in a certain position equally, thereby make linear guide reach the effect of auto-lock, while overall structure is simple, the working process is reliable and stable, can form firm fixed effect to linear guide, and then be convenient for to the processing of work piece, and the work efficiency is improved.

2. The utility model discloses because the setting of lubricated end box and notes oil pipe, through the inside filling lubricating oil of notes oil pipe to lubricated end box, can make the contact slip between slider and the guide rail obtain lubricated effect, be the active state of steel ball simultaneously and obtain guaranteeing, consequently improved the sliding capacity between slider and the guide rail, reduced frictional force between the two, reduced wearing and tearing between the two simultaneously, prolonged life.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

fig. 2 is a schematic partial cross-sectional view of the structure of the present invention.

In the figure: 1. a guide rail; 2. a slider; 3. a limiting groove; 4. adjusting the nut; 5. a bearing housing; 6. a guide cylinder; 7. a movable block; 8. a threaded lead screw; 9. a limiting block; 10. a connecting plate; 11. fixing a column; 12. connecting holes; 13. lubricating the end box; 14. an oil filling pipe; 15. a holder; 16. and (5) steel balls.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a locking device of a linear guide rail comprises a guide rail 1, a slide block 2, an adjusting nut 4, bearing sleeves 5, a guide cylinder 6, a movable block 7, a threaded screw rod 8, a limiting block 9, a connecting plate 10, a fixed column 11, a connecting hole 12, a lubricating end box 13, an oil injection pipe 14, a retainer 15 and steel balls 16, wherein the slide block 2 is sleeved on the outer surface of the guide rail 1, the slide block 2 is in sliding connection with the guide rail 1, a limiting groove 3 is formed in the middle position of the top of the guide rail 1, the top and the bottom of the adjusting nut 4 are respectively and fixedly connected with one side of the two bearing sleeves 5, the bottom of each bearing sleeve 5 is fixedly connected with the top of the slide block 2, the top of each bearing sleeve 5 is fixedly connected with the bottom of the guide cylinder 6, the outer side wall of the movable block 7 is in sliding connection with the inner side wall of the guide cylinder 6, the bottom of the movable block, the bottom of the threaded screw rod 8 extends to the inside of the limit groove 3, the adjusting nut 4 is poked clockwise, because of the self-locking threaded connection state of the adjusting nut 4 and the threaded screw rod 8, the threaded screw rod 8 is in step-by-step displacement downwards, and simultaneously the movable block 7 is in a synchronous downward sliding state in the guide cylinder 6, when the bottom of the limiting block 9 is contacted with the bottom of the inner wall of the limiting groove 3, the limiting block 9 can be extruded and contacted relative to the guide rail 1, therefore, the slide block 2 and the guide rail 1 are in a relatively fixed state, the workpiece at the bottom of the slide block 2 also has the capability of being fixed at a certain position, thereby the linear guide rail achieves the self-locking effect, simultaneously the whole structure is simple, the working process is stable and reliable, the fixing device can form a firm fixing effect on the linear guide rail, thereby facilitating the processing of workpieces and improving the working efficiency.

The limiting block 9 is positioned inside the limiting groove 3, two sides of the limiting block 9 are respectively connected with two sides of the inner wall of the limiting groove 3 in a sliding manner, the top of the limiting block 9 is fixedly connected with the bottom of the threaded screw rod 8, the top of the guide cylinder 6 is fixedly connected with the middle position of the bottom of the connecting plate 10, the periphery of the top of the sliding block 2 is respectively fixedly connected with one ends of four fixing columns 11, the tops of the four fixing columns 11 are respectively fixedly connected with the periphery of the bottom of the connecting plate 10, the periphery of the top of the connecting plate 10 is respectively provided with a connecting hole 12, the inner side wall of the connecting hole 12 is provided with threads, the top in front of the sliding block 2 is fixedly connected with one side of the lubricating end box 13, one side of the lubricating end box 13 is fixedly communicated with one end of the oil injection pipe 14, two sides of the guide rail 1, due to the arrangement of the lubricating end box 13 and the oil filling pipe 14, lubricating oil is filled into the lubricating end box 13 through the oil filling pipe 14, so that the sliding contact between the sliding block 2 and the guide rail 1 can be lubricated, and meanwhile, the moving state of the steel ball 16 is ensured, so that the sliding capacity between the sliding block 2 and the guide rail 1 is improved, the friction force between the sliding block 2 and the guide rail 1 is reduced, the abrasion between the sliding block 2 and the guide rail is reduced, and the service life is prolonged.

The working principle is as follows: in the using process, the adjusting nut 4 is poked clockwise, and due to the self-locking threaded connection state of the adjusting nut 4 and the threaded screw rod 8, therefore, the thread screw 8 is in step-by-step displacement downwards, and simultaneously the movable block 7 is in a synchronous downward sliding state in the guide cylinder 6, when the bottom of the limiting block 9 is contacted with the bottom of the inner wall of the limiting groove 3, the limiting block 9 can be extruded and contacted relative to the guide rail 1, therefore, the slide block 2 and the guide rail 1 are in a relatively fixed state, the workpiece at the bottom of the slide block 2 also has the capability of being fixed at a certain position, when the adjusting nut 4 is pulled anticlockwise, the threaded screw rod 8 moves upwards, the bottom of the limiting block 9 is separated from the bottom of the inner wall of the limiting groove 3, the pressing force is therefore released, and the slider 2 and the guide rail 1 slide together.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a linear guide locking device, includes guide rail (1), slider (2), adjusting nut (4), bearing housing (5), guide cylinder (6), movable block (7), screw lead screw (8), stopper (9), connecting plate (10), fixed column (11), connecting hole (12), lubricated end box (13), notes oil pipe (14), keeps ware (15) and steel ball (16), its characterized in that: the sliding block (2) is sleeved on the outer surface of the guide rail (1), the sliding block (2) is connected with the guide rail (1) in a sliding way, a limiting groove (3) is arranged in the middle of the top of the guide rail (1), the top and the bottom of the adjusting nut (4) are respectively fixedly connected with one side of the two bearing sleeves (5), the bottom of the bearing sleeve (5) is fixedly connected with the top of the sliding block (2), the top of the bearing sleeve (5) is fixedly connected with the bottom of the guide cylinder (6), the outer side wall of the movable block (7) is connected with the inner side wall of the guide cylinder (6) in a sliding way, the bottom of the movable block (7) is rotationally connected with one end of a threaded screw rod (8), the outer surface of the threaded screw rod (8) is connected with the adjusting nut (4) through threads, the bottom of the threaded screw rod (8) extends to the inside of the limiting groove (3).

2. A linear guide locking device according to claim 1, wherein: stopper (9) are located the inside of spacing groove (3), the both sides of stopper (9) respectively with the both sides sliding connection of spacing groove (3) inner wall, the top of stopper (9) and the bottom fixed connection of screw lead screw (8).

3. A linear guide locking device according to claim 1, wherein: the top of the guide cylinder (6) is fixedly connected with the middle position of the bottom of the connecting plate (10), the periphery of the top of the sliding block (2) is fixedly connected with one ends of four fixing columns (11), and the tops of the four fixing columns (11) are fixedly connected with the periphery of the bottom of the connecting plate (10).

4. A linear guide locking device according to claim 1, wherein: connecting holes (12) are formed in the periphery of the top of the connecting plate (10), and threads are formed in the inner side wall of each connecting hole (12).

5. A linear guide locking device according to claim 1, wherein: the top in slider (2) the place ahead is with one side fixed connection of lubricated end box (13), one side of lubricated end box (13) is fixed the intercommunication with the one end of notes oil pipe (14).

6. A linear guide locking device according to claim 1, wherein: the two sides of the guide rail (1) are fixedly connected with one side of each retainer (15), the steel balls (16) are located in the retainers (15), and the steel balls (16) and the inner side walls of the sliding blocks (2) are in a movable state.